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Author SHA1 Message Date
ChuckandClaude Sonnet 4.6 344f64ebba fix(tools-tab): address code review findings
- Add _GIT = shutil.which('git') alongside _SUDO/_JOURNALCTL; return
  503 in force_git_reset and get_git_info if git is unavailable
- Check git branch/status returncodes in get_git_info(); return a clear
  500 error instead of silently treating a failed run as a clean repo
- Cap pip stdout+stderr at 50 KB via _truncate_output() helper to
  avoid OOM on verbose dependency resolution or build failures
- Scrub embedded HTTPS credentials from remote_url via
  _scrub_git_remote_url() using urllib.parse before returning to UI
- Fix clear_pycache to track and report failed deletions separately
  instead of counting them as successes (removed ignore_errors=True,
  wrapped in try/except OSError)

Skipped: plugin_manager-vs-api_v3.plugin_manager (api_v3 is the
Blueprint object; accessing .plugin_manager on it would fail — module-
level variable is the correct pattern used throughout this blueprint);
pages_v3 broad-except (identical to every other _load_*_partial in the
file); base.html HTMX fallback (loadTabContent handles all tabs
generically; named fallbacks only exist for tabs needing JS re-init);
tools.html auth (pre-existing architectural decision — reboot/shutdown
on the same endpoint are also unauthenticated).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-29 11:11:53 -04:00
ChuckandClaude Sonnet 4.6 bafa2048a0 feat(web): add Tools tab and row address type setting
Adds a Tools/Utilities tab to the web interface with one-click
maintenance buttons that previously required SSH:
- Git status panel (branch, dirty state, recent commits)
- Pull latest (rebase) and force reset to origin/main
- Reinstall base requirements (pip, with output)
- Reinstall per-plugin requirements (pass/fail per plugin)
- Clear __pycache__ directories
- Quick-access restart for display and web services

Also exposes the hzeller row_address_type option (0–4) in the
Display settings tab. The backend already read this value from
config; the UI, API field list, and validation were missing.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-29 11:11:53 -04:00
241 changed files with 9785 additions and 33166 deletions
-44
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@@ -1,44 +0,0 @@
name: Claude Code Review
on:
pull_request:
types: [opened, synchronize, ready_for_review, reopened]
# Optional: Only run on specific file changes
# paths:
# - "src/**/*.ts"
# - "src/**/*.tsx"
# - "src/**/*.js"
# - "src/**/*.jsx"
jobs:
claude-review:
# Optional: Filter by PR author
# if: |
# github.event.pull_request.user.login == 'external-contributor' ||
# github.event.pull_request.user.login == 'new-developer' ||
# github.event.pull_request.author_association == 'FIRST_TIME_CONTRIBUTOR'
runs-on: ubuntu-latest
permissions:
contents: read
pull-requests: read
issues: read
id-token: write
steps:
- name: Checkout repository
uses: actions/checkout@v4
with:
fetch-depth: 1
- name: Run Claude Code Review
id: claude-review
uses: anthropics/claude-code-action@v1
with:
claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
plugin_marketplaces: 'https://github.com/anthropics/claude-code.git'
plugins: 'code-review@claude-code-plugins'
prompt: '/code-review:code-review ${{ github.repository }}/pull/${{ github.event.pull_request.number }}'
# See https://github.com/anthropics/claude-code-action/blob/main/docs/usage.md
# or https://code.claude.com/docs/en/cli-reference for available options
-50
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@@ -1,50 +0,0 @@
name: Claude Code
on:
issue_comment:
types: [created]
pull_request_review_comment:
types: [created]
issues:
types: [opened, assigned]
pull_request_review:
types: [submitted]
jobs:
claude:
if: |
(github.event_name == 'issue_comment' && contains(github.event.comment.body, '@claude')) ||
(github.event_name == 'pull_request_review_comment' && contains(github.event.comment.body, '@claude')) ||
(github.event_name == 'pull_request_review' && contains(github.event.review.body, '@claude')) ||
(github.event_name == 'issues' && (contains(github.event.issue.body, '@claude') || contains(github.event.issue.title, '@claude')))
runs-on: ubuntu-latest
permissions:
contents: read
pull-requests: read
issues: read
id-token: write
actions: read # Required for Claude to read CI results on PRs
steps:
- name: Checkout repository
uses: actions/checkout@v4
with:
fetch-depth: 1
- name: Run Claude Code
id: claude
uses: anthropics/claude-code-action@v1
with:
claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
# This is an optional setting that allows Claude to read CI results on PRs
additional_permissions: |
actions: read
# Optional: Give a custom prompt to Claude. If this is not specified, Claude will perform the instructions specified in the comment that tagged it.
# prompt: 'Update the pull request description to include a summary of changes.'
# Optional: Add claude_args to customize behavior and configuration
# See https://github.com/anthropics/claude-code-action/blob/main/docs/usage.md
# or https://code.claude.com/docs/en/cli-reference for available options
# claude_args: '--allowed-tools Bash(gh pr *)'
-46
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@@ -5,10 +5,6 @@ on:
push:
branches: [main]
# Both jobs only check out the repo and run pytest.
permissions:
contents: read
jobs:
plugin-safety:
name: Plugin safety harness + unit tests
@@ -35,45 +31,3 @@ jobs:
test/plugins/test_harness.py \
test/plugins/test_visual_rendering.py \
test/plugins/test_plugin_matrix.py
unit-tests:
name: Core unit tests
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
with:
persist-credentials: false
- uses: actions/setup-python@0b93645e9fea7318ecaed2b359559ac225c90a2b # v5.3.0
with:
python-version: "3.12"
cache: pip
- name: Install dependencies
run: |
python -m pip install --upgrade pip
pip install -r requirements.txt -r requirements-test.txt
pip install RGBMatrixEmulator
# Safety net for the shared sports/scroll/style infrastructure. These
# suites existed but were not enrolled in CI, so a refactor of
# src/base_classes or src/common could regress them silently. Enrolled
# explicitly (not `pytest test/`) so known hardware-only suites don't
# break CI; grow this list as more suites are made headless.
- name: Run core unit suites
run: |
pytest --no-cov \
test/test_skin_system.py \
test/test_font_manager.py \
test/test_data_sources.py \
test/test_api_extractors.py \
test/test_scroll_helper.py \
test/test_scroll_helper_continuous.py \
test/test_adaptive_layout.py \
test/test_loader_compat_warning.py \
test/test_sports_base_characterization.py \
test/test_element_style.py \
test/test_sports_core_promotions.py \
test/test_sports_modes_promotions.py \
test/test_sports_capabilities.py \
test/test_sports_scroll.py
-1
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@@ -48,4 +48,3 @@ config/backups/
# Starlark apps runtime storage (installed .star files and cached renders)
/starlark-apps/
skin_renders/
-126
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@@ -1,126 +0,0 @@
# Changelog
Notable changes to the LEDMatrix core. The version below is the value of
`src.__version__`, which the plugin loader reports to compatibility checks and
which plugin manifests reference via `ledmatrix_min_version`.
**Why this file exists:** the plugin monorepo bundles fallback copies of several
core modules (see `docs/plugin-development/08-shared-sports-code.md` in
[ledmatrix-plugins](https://github.com/ChuckBuilds/ledmatrix-plugins)). A plugin
may delete its bundled copy only when its manifest floors on the first core
release that ships the module — which requires module additions to be recorded
here, against a version number. When you add a module plugins will import via
`src.*`, note it in the Unreleased section and bump `src/__init__.py` in the
release that ships it.
**Use `ledmatrix_min_version` in manifests, not `ledmatrix_min`.** The loader
accepts both, but the store flags the old spelling as deprecated
(`store_manager.py`) and only the new one is in `schema/manifest_schema.json`.
## 3.2.0
**The first release shipping the unified sports library.** This is the version
a sports plugin floors `ledmatrix_min_version` at before deleting its bundled
copy of `sports.py`, `scroll_display.py`, `data_sources.py` or
`base_odds_manager.py` — the sunset rule in
`docs/plugin-development/08-shared-sports-code.md` keys on exactly this number.
Adoption is deliberately staged: the modules below ship here, plugins adopt them
behind guarded imports, and only then do the bundled copies go away. Nothing in
this release changes what an existing plugin loads.
### Added
- `src/element_style.py` — per-element style resolver backing the
`x-style-elements` config-schema extension. Already consumed (behind guarded
imports with classic fallbacks) by the `of-the-day`, `ledmatrix-music`, and
`football-scoreboard` plugins.
- Core unit-test CI job enrolling the previously unenrolled suites (skin
system, data sources, API extractors, scroll helper, adaptive layout, loader
compatibility warning) plus new characterization tests for
`src/base_classes/sports.py` ahead of the shared sports-code unification.
- `src/base_classes/sports/``sports.py` is now a package (`core.py` +
`modes.py`). The import path is unchanged: `from src.base_classes.sports
import SportsCore` still works.
- Nine methods promoted onto the sports base classes from the plugins'
bundled copies, plus the override points `_favorite_key`,
`_config_schema_path` and `_font_root` and the class attributes
`FINAL_PERIOD` / `CLOCK_COUNTS_DOWN`. See `docs/SPORTS_UNIFICATION.md`.
A plugin may start calling these once its manifest floors
`ledmatrix_min_version` at the release that ships them.
- `src/base_classes/sports/capabilities/` — opt-in capabilities for the sports
scoreboards, composed by inheritance rather than gated by config branches
inside the base classes:
- `CelebrationMixin` — the score/win takeover, merging the goal and score
dialects behind the `score_phrase()` / `win_phrase()` hooks, the
`COALESCE_SCORING_SEQUENCE` class attribute and the `_favorite_key` seam.
Reads both the `celebrate_opponent_goals` and `celebrate_opponent_scores`
config spellings. Sports that do not mix it in have none of this code in
their MRO.
- `RotationStrategy` + a name registry (`swrr`, `weighted`, `simple`,
plus `register_rotation_strategy` for plugin-supplied orderings). Each
built-in is verified against a verbatim transcription of the plugin
implementation it replaces. An unknown name degrades to `simple`.
- `src/common/sports_scroll.py``SportsScrollDisplay` and
`SportsScrollDisplayManager`, the shared scroll **orchestration** layer for
the sports scoreboards, plus native support for
`global_config['target_fps']` (the bundled plugin copies hardcode ~100 FPS
via `scroll_delay` and never consult the global target). Content building
(`prepare_scroll_content`, `_load_separator_icons`) is per-sport and stays an
override point — see `docs/SPORTS_UNIFICATION.md` for where the line falls
and why.
### Changed
- `src/__init__.py` bumped to **3.2.0** — the number the sunset rule keys on.
- **Live games are no longer dropped when the feed omits a game clock.**
`SportsLive._is_game_really_over` previously (in the baseball and UFC
plugin lineages) coerced a missing or non-string clock to the literal
`"0:00"` and then treated the game as finished once `period >= 4`. Baseball
has no game clock and `period` is the inning, so live MLB games disappeared
from the scoreboard from the 5th inning onward; UFC was affected the same
way. The clock check is now skipped when the clock is unusable, and the
period threshold is the per-sport `FINAL_PERIOD` (hockey ends in P3).
Sports whose clocks count up — soccer, AFL, NRL — set
`CLOCK_COUNTS_DOWN = False` and never run the check at all, since `0:00`
there means kickoff rather than expiry.
### Fixed
- `FontManager` resolves `assets/fonts` against the core install root instead
of the process working directory, so font loading works when the process
starts elsewhere (e.g. the plugin safety harness on CI).
- Hockey events whose competitors carry no `statistics` array are no longer
discarded. The extractor read `competitor["statistics"]` unguarded, so a
`KeyError` inside the generator dropped the entire event despite valid
scores and status; shot counts now fall back to `0`.
- Live baseball events that populate status only at the competition level are
no longer discarded. The extractor read the event top-level
`game_event["status"]` for the inning; real ESPN events duplicate it, but
MiLB events synthesized from the MLB Stats API do not, so the lookup raised
a bare `KeyError`. It now reads the already-validated competition-level
status.
- `SportsLive._is_game_really_over` no longer crashes the live-update pass when
a feed sends an explicit null `period`. `None >= FINAL_PERIOD` raised
`TypeError`, and the only caller (`_detect_stale_games`) has no `try/except`
— the same failure shape as the already-fixed null `period_text`.
- An expired clock spelled `"00:00"` now ends the game. The check compared the
colon-stripped clock against a hand-listed set of literals, which `"0000"` is
not a member of, so a finished game with a two-digit-minute clock stayed on
the scoreboard indefinitely. The comparison is now numeric.
- `SportsCore._load_fonts` resolves `assets/fonts` through the `_font_root()`
seam instead of the process working directory. Started outside the install
root, every scoreboard font silently degraded to PIL's default bitmap face.
- `SportsCore._should_log` no longer raises `AttributeError` on the first
warning of a run; `_last_warning_time` is initialized in `__init__` rather
than lazily by an unrelated method.
- `SportsCore._resolve_project_path` resolved relative logo directories
against `<root>/src` instead of the repo root after `sports.py` became a
package — the class bodies moved byte-identically but `__file__` gained a
directory. Both it and `_font_root` now derive from one `_INSTALL_ROOT`
constant.
## 3.1.0
Baseline for this changelog. Highlights already shipped at this version:
skin system for sports scoreboards (#419), Vegas continuous-scroll overhaul
(#423), plugin update surfacing (#421).
-8
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@@ -31,14 +31,6 @@
- Plugin configs stored in `config/config.json`, NOT in plugin directories — safe across reinstalls
- Third-party plugins can use their own repo URL with empty `plugin_path`
## Skin System (visual overlays for sports scoreboards)
- Skins live in `skins/<skin-id>/` (skin.json + skin.py), NOT in plugin dirs — plugin reinstall deletes plugin dirs
- Core: `src/skin_system/` (ScoreboardSkin, SkinContext, runtime); hook: `SportsCore._render_game()` in `src/base_classes/sports.py`
- Skins render onto `ctx.canvas` only; fallback to built-in renderer on `False`/exception (3 strikes disables for session)
- View-model guaranteed keys are frozen (see `test/test_skin_system.py::TestViewModelContract`) — renaming keys in `_extract_game_details_common` or sport extractors breaks published skins
- Validate skins headlessly: `python scripts/validate_skin.py --skin <id>`; docs: `docs/SKIN_SYSTEM.md`, `docs/CREATING_SKINS.md`
- Skins are NOT monorepo plugins: no manifest bump / update_registry.py needed
## Common Pitfalls
- paho-mqtt 2.x needs `callback_api_version=mqtt.CallbackAPIVersion.VERSION1` for v1 compat
- BasePlugin uses `get_logger()` from `src.logging_config`, not standard `logging.getLogger()`
-10
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@@ -440,16 +440,6 @@ See the [Plugin Store documentation](https://github.com/ChuckBuilds/ledmatrix-pl
For plugin development, check out the [Hello World Plugin](https://github.com/ChuckBuilds/ledmatrix-hello-world) repository as a starter template.
### Visual Skins for Scoreboards
Want a different look for a sports scoreboard without forking the plugin?
**Skins** restyle the live/recent/upcoming screens while the plugin keeps
handling data, scheduling, caching, and vegas mode. Install one with
`git clone <skin repo> skins/<skin-id>`, select it in the plugin's config,
and you're done — see [docs/SKIN_SYSTEM.md](docs/SKIN_SYSTEM.md) (how it
works) and [docs/CREATING_SKINS.md](docs/CREATING_SKINS.md) (build your own,
including a ready-made Claude Code prompt).
2. **Built-in Managers Deprecated**: The built-in managers (hockey, football, stocks, etc.) are now deprecated and have been moved to the plugin system. **You must install replacement plugins from the Plugin Store** in the web interface instead. The plugin system provides the same functionality with better maintainability and extensibility.
</details>
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-29
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@@ -1,29 +0,0 @@
# bandit.yaml — LEDMatrix bandit configuration
# https://bandit.readthedocs.io/en/latest/config.html
#
# Skips are justified by the specific codebase context documented below.
# Do not remove skips without updating the justification comment.
skips:
# B104: Binding to all interfaces (0.0.0.0)
# Intentional — the Flask server binds 0.0.0.0 for LAN access on a Raspberry Pi.
# This is not internet-facing and is documented in web_interface/app.py.
- B104
# B603: subprocess call without shell=True
# All subprocess.run() calls in this codebase use list arguments (confirmed by
# grep — zero uses of shell=True in src/ or web_interface/). List args prevent
# shell injection. See src/common/permission_utils.py for the primary usage.
- B603
# B607: Starting a process with a partial executable path
# The subprocess calls invoke system utilities (systemctl, sudo, git) by name.
# These are fixed-list invocations, not user-controlled, and rely on PATH.
- B607
exclude_dirs:
- tests
- test
- venv
- .venv
- rpi-rgb-led-matrix-master
+1 -21
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@@ -88,7 +88,6 @@
}
},
"timezone": "America/New_York",
"target_fps": 100,
"location": {
"city": "Tampa",
"state": "Florida",
@@ -122,7 +121,6 @@
"axis": "horizontal"
},
"display_durations": {},
"plugin_rotation_order": [],
"use_short_date_format": true,
"vegas_scroll": {
"enabled": false,
@@ -131,25 +129,7 @@
"plugin_order": [],
"excluded_plugins": [],
"target_fps": 125,
"buffer_ahead": 2,
"intra_plugin_gap": 8,
"render_width_pct": 100,
"min_content_separation": 24,
"min_cut_gap": 6,
"continuous_scroll": true,
"smooth_scroll": true,
"extend_threshold_screens": 2.0,
"auto_trim": true,
"trim_threshold": 10,
"content_padding": 8,
"min_plugin_width": 8,
"lead_in_width": 0,
"plugins_per_cycle": 6,
"max_plugin_width_ratio": 3.0,
"overflow_mode": "rotate",
"dynamic_duration_enabled": true,
"min_cycle_duration": 60,
"max_cycle_duration": 240
"buffer_ahead": 2
}
},
"sync": {
-234
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@@ -1,234 +0,0 @@
# Adaptive Layout & Font Scaling
`src/adaptive_layout.py` lets a plugin render legibly on **any** panel size
(64x32, 128x32, 96x48, 128x64, 256x64, ...) without hand-tuned per-display
layouts. It is **opt-in**: nothing changes for plugins that don't use it.
It generalizes three patterns proven in the plugin ecosystem:
| Pattern | Origin | Core API |
|---|---|---|
| Geometry scale factor vs. a design size | f1-scoreboard | `ctx.px(base)` / `ctx.scale` |
| Breakpoint tiers | masters-tournament | `ctx.tier` / `ctx.by_tier({...})` |
| "Largest crisp font that fits" ladder | baseball-scoreboard | `ctx.fit_text(...)` and friends |
## Quick start
Every `BasePlugin` has a lazy `self.layout` (a `LayoutContext` for the
current logical display size, rebuilt automatically if the size changes)
and a one-liner `self.draw_fit(...)`:
```python
def display(self, force_clear=False):
from src.adaptive_layout import LADDER_ARCADE
b = self.layout.bounds.inset(1) # Region(0,0,W,H) minus 1px margin
rows = b.split_v(3, 1, 1, gap=1) # 3/5 for time, 1/5 each for the rest
self.draw_fit(self.time_str, rows[0], ladder=LADDER_ARCADE)
self.draw_fit(self.weekday, rows[1]) # default LADDER_GRID
self.draw_fit(self.date_str, rows[2])
self.display_manager.update_display()
```
On 128x64 the time renders at press_start 24px; on 64x32 it steps down to
8px. The rows partition the height, so bands can never overlap — no more
`y = height - 7` magic numbers.
## Region — rect algebra
`Region(x, y, w, h)` is a frozen dataclass. All carving clamps to
non-negative dimensions, so degenerate panels behave.
- Carving: `inset(dx, dy)`, `top_band(h)`, `bottom_band(h)`,
`middle(top_h, bottom_h)`, `left_col(w)`, `right_col(w)`,
`split_h(*weights, gap=0)`, `split_v(*weights, gap=0)`
- Placement: `align_xy(w, h, align, valign)`, `center_xy(w, h)`,
`contains(w, h)`, `.center`, `.right`, `.bottom`
Scoreboard-style layout:
```python
b = self.layout.bounds
status = b.top_band(self.layout.px(7))
detail = b.bottom_band(self.layout.px(7))
score_area = b.middle(status.h, detail.h)
away_slot, home_slot = b.left_col(b.h), b.right_col(b.h)
```
## Font ladders — discrete, never fractional
Pixel fonts (BDF, PressStart2P) only look right at native/integer sizes, so
fonts are never scaled continuously. A `FontLadder` is an ordered tuple of
`FontStep(family, size_px)` rungs, largest first; fitting walks down until
the measured text fits.
- `LADDER_GRID` (default): X11 BDFs at native sizes — 10x20 → 9x18 → 9x15 →
8x13 → 7x13 → 6x13 → 6x12 → 6x10 → 6x9 → 5x8 → 5x7 → 4x6 → tom-thumb.
Body text, labels, multi-row content.
- `LADDER_ARCADE`: PressStart2P at 32/24/16/8 (integer multiples of its 8px
grid). Headline text: clocks, scores.
Custom ladders are just tuples — e.g. to add your plugin's registered font
on top: `(FontStep("myplugin::digits", 16),) + LADDER_GRID`.
## LayoutContext
Built per (width, height); exposes facts and fit queries:
- `bounds`, `width`, `height`, `aspect`
- `tier` by height (`xs`≤16, `sm`≤32, `md`≤48, `lg`≤64, `xl`) and
`width_tier` (`narrow`≤64, `normal`≤128, `wide`≤256, `ultrawide`)
- `is_wide_short` — aspect ≥ 2.5 and height ≤ 32 (the classic 128x32 shape)
- `scale``min(w/design_w, h/design_h)` vs. your manifest's
`display.design_size` (default 128x32). **Geometry only** — gaps, icon
and logo sizes via `px(base, minimum, maximum)`; fonts use ladders.
- `by_tier({"sm": 10, "lg": 18})` — value for the nearest defined tier
at-or-below the panel's tier.
- `fit_text(text, box, ladder, ellipsis=True)``FitResult` — largest rung
that fits; ellipsizes as a last resort. Cached per (text, box, ladder).
- `fit_text_proportional(text, box, base_size_px, ladder, ellipsis=True, scale=None)`
rung closest to (not exceeding) `base_size_px * scale`, still capped to
what fits the box. Use this instead of `fit_text` when several
independently-fitted elements need to stay visually harmonious as the
panel grows — `fit_text` maximizes *each one* within its own region,
which can make one element (e.g. a score with a generous box) balloon
out of proportion to a neighbor that scales by geometry (e.g. logos
sized via `px()`), even though each individual pick is "correct" in
isolation. `base_size_px` is normally the element's existing classic/
fixed font size. `scale` defaults to `self.scale` (the conservative
min-of-both-axes factor `px()` uses); pass an axis-specific value when
the surrounding composition already scales that way — e.g. a scoreboard
whose logo slots track height alone (`min(height, width // 2)`) should
size its text by `height / design_height` too, or the text reads as
under-scaled next to bigger logos on a panel that only grew taller.
- `fit_lines(lines, box, ladder, spacing)` — every line fits the width and
the stack fits the height (measures the actual strings).
- `font_for_rows(rows, box_h, ladder)` — largest rung whose line height
fits `rows` rows.
`FitResult` carries the ready-to-use `font` (drops straight into
`display_manager.draw_text(font=...)`), the possibly-ellipsized `text`,
ink `width`/`height`, `baseline`, `y_offset`, `line_height`, and `fits`.
## Adaptive images
`src/adaptive_images.py` is the image counterpart to `fit_text`, exposed as
`self.layout.fit_image(...)` (cached per panel size) and the one-liner
`self.draw_image(...)`:
```python
# Team logo: trim its transparent padding, fill the slot height (the
# football/hockey pattern), cached across frames by a stable key
self.draw_image(logo, regs.away_slot, mode="fill_height",
crop_to_ink=True, cache_key=f"logo:{abbr}")
# Album art: cover-crop a square, faces kept by the top anchor
self.draw_image(art, row.art, mode="cover", anchor="top")
# Pixel flags / sprite icons: NEAREST keeps hard edges
from src.adaptive_images import RESAMPLE_NEAREST
self.draw_image(flag, box, resample=RESAMPLE_NEAREST)
```
Modes: `contain` (letterbox, default), `cover` (crop-to-fill),
`fill_height` (logo-style), `stretch`. Unlike PIL's `thumbnail()`
(downscale-only — why imagery stays tiny on big panels) fitting **upscales
by default**; pass `upscale=False` for the legacy behavior. Results are
cached per (image, box size, options) with a bounded LRU — always pass a
stable `cache_key` (e.g. `"logo:KC"`) for images you reload. The module
also exports the Pillow-compat `RESAMPLE_LANCZOS`/`RESAMPLE_NEAREST`
constants so plugins can drop their local shims.
## Composite layouts
Pre-carved Region arrangements for the layouts plugins keep rebuilding:
```python
from src.adaptive_layout import scoreboard_regions, media_row
regs = scoreboard_regions(self.layout.bounds, ctx=self.layout)
# regs.away_slot / home_slot — logo slots (logo_slot = min(H, W // 2),
# capped so a center reserve always exists —
# see below)
# regs.status_band — top band (replaces the magic y = 1)
# regs.score_area — center gap, plus a controlled bleed into
# each logo slot (replaces y = H//2 - 3)
# regs.detail_band — bottom band (replaces y = H - 7)
# regs.bottom_left / bottom_right — record/timeout corners
row = media_row(self.layout.bounds, ctx=self.layout) # art left, text right
```
Both work on the full panel or on a scroll-mode card Region. They return
Regions and never draw — compose them with `draw_fit`/`draw_image`.
**`scoreboard_regions`'s center reserve.** The raw `logo_slot = min(H, W//2)`
formula has a blind spot: at exactly 2:1 aspect ratio (width = 2×height —
two, four, or more square modules stacked into a taller panel, e.g.
96x48, 128x64, 256x128) the two logo slots mathematically claim the
*entire* width, leaving zero pixels for a center column no matter how
big the panel gets. Wide panels (the 128x32 design baseline, 192x48,
256x32) never hit this, since height is already the tighter constraint
there. Two parameters fix it without any plugin-side code:
`min_center_fraction`/`min_center_design_px` guarantee a real minimum
center reserve at any aspect ratio, and `score_bleed_fraction` lets the
score's *fit box* extend a controlled amount into each logo slot — the
same way a real broadcast scoreboard's numbers cross slightly into the
team marks flanking them — so a short score string never has to truncate
even on the tightest aspect ratios. All three have sane defaults; override
them per call if a plugin's card proportions genuinely differ.
## Preserving user customization
Adaptive layout supplies *defaults*; explicit user configuration wins:
- **User-set fonts win.** If the plugin's config has an explicit
`font`/`font_size` for an element, load it as before and skip the ladder —
fit only when the user hasn't overridden (see the football-scoreboard
`_resolve_element_fit` pattern).
- **Offsets apply on top.** `customization.layout.<element>.{x_offset,y_offset}`
style knobs translate the *computed* region as a final step:
`region.offset(user_dx, user_dy)`. `draw_image(..., offset=(dx, dy))`
does the same for images.
- **Colors pass through.** `draw_fit`/`draw_fitted_text` take explicit
`color=` params; adaptive mode never repaints semantic or user-chosen
colors.
## Manifest declaration
Declare the size your layout was authored against so `ctx.scale` means
something:
```json
"display": { "design_size": { "width": 128, "height": 32 } }
```
Also available under `requires.display_size`: `min_width`, `min_height`,
`max_width`, `max_height`.
## Performance notes (Pi)
Fit queries are cached, so cost is O(unique strings). For per-second text
(clocks, live scores), fit on a **shape placeholder** and reuse the font:
```python
fit = self.layout.fit_text("00:00", box, ladder=LADDER_ARCADE) # cached once
self.display_manager.draw_text(current_time, font=fit.font, ...)
```
## Testing across sizes
The harness already renders every plugin at a spread of sizes (now
including 96x48):
```bash
python scripts/check_plugin.py <plugin-dir> --sizes 64x32,128x32,96x48,128x64,256x64
python scripts/render_plugin.py <plugin-dir> --width 96 --height 48
```
`BoundsCheckingDisplayManager` flags right/bottom overflow and now records
mediated draw calls with negative coordinates in
`negative_coordinate_calls` (raw-PIL draws remain uncovered).
Reference migration: the **text-display** plugin's `font_mode: "auto"`.
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Advanced patterns, examples, and best practices for developing LEDMatrix plugins.
> **Adaptive layout:** for plugins that should render legibly on any panel
> size (fonts that grow on big panels, layouts that degrade gracefully on
> small ones), use the adaptive layout system — `self.layout`, `draw_fit`,
> `draw_image`, `scoreboard_regions` — documented in
> [ADAPTIVE_LAYOUT.md](ADAPTIVE_LAYOUT.md).
## Table of Contents
- [Using Weather Icons](#using-weather-icons)
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# Creating Skins
A skin restyles a sports scoreboard (live / recent / upcoming) without
forking the plugin: the plugin keeps fetching data, scheduling, caching, and
doing vegas mode; your skin only draws. Architecture background:
[SKIN_SYSTEM.md](SKIN_SYSTEM.md).
## Quick start
```bash
cp -r skins/example-classic-baseball skins/my-skin
# edit skins/my-skin/skin.json -> set id ("my-skin"), name, author, class_name
# edit skins/my-skin/skin.py -> rename the class, start restyling
python scripts/validate_skin.py --skin my-skin
```
The validator renders your skin against bundled fixture games at several
panel sizes with **no hardware, no network, no running service**, saves PNGs
(plus 4x previews) to `skin_renders/`, and fails loudly on errors. Iterate:
edit → validate → look at the PNGs.
To see it on your matrix, add to your plugin's section in `config/config.json`:
```json
"baseball-scoreboard": {
"skin": "my-skin",
"skin_options": { }
}
```
or pick it from the **Visual Skin** dropdown in the web UI (it appears once a
matching skin is installed). `"skin"` also accepts a per-mode mapping:
`{"live": "my-skin", "recent": "built-in"}`.
## The manifest (`skin.json`)
```json
{
"id": "my-skin",
"name": "My Skin",
"version": "1.0.0",
"author": "you",
"description": "What it looks like",
"skin_api_version": "1.0.0",
"targets": {
"sports": ["baseball"],
"sport_keys": ["mlb", "milb"],
"plugins": []
},
"entry_point": "skin.py",
"class_name": "MySkin",
"modes": ["live", "recent", "upcoming"],
"preview": "preview.png"
}
```
Field notes: `id` must equal the directory name; `skin_api_version`'s major
version must match the host's `SKIN_API_VERSION` or the skin is refused at
load; `targets` takes sport families (`sports`), exact sport keys
(`sport_keys`), and/or exact plugin ids (`plugins`) — any match applies.
## The renderer (`skin.py`)
```python
from src.skin_system.skin_base import ScoreboardSkin, SkinContext
class MySkin(ScoreboardSkin):
def render_live(self, ctx: SkinContext, game: dict) -> bool:
score = f"{game.get('away_score', '0')}-{game.get('home_score', '0')}"
fit = ctx.layout.fit_text(score, ctx.layout.bounds)
ctx.draw_fit(fit, ctx.layout.bounds)
return True # True = "I drew it"; False = use the built-in layout
```
Implement only the modes you care about — anything else falls back to the
plugin's built-in rendering. Return `False` to decline a specific game (e.g.
a layout that only makes sense while a game is live).
### The rules (they keep your skin from breaking the display)
1. **Draw only onto `ctx.canvas`** (via the helpers or `ctx.draw`). Never
reassign `ctx.canvas`, never touch the display or call any update method.
2. **No I/O in render paths.** No network, no file loads per frame —
`render_live` runs every display pass, and a slow render stalls the whole
matrix (the host warns at >150 ms). Use `ctx.load_logo` (cached) and
`cache_key=` for images.
3. **Derive everything from `(ctx, game)`.** Skins must be stateless: the
live/recent/upcoming modes each get their own instance.
4. **Always `.get()` optional keys.** Only the guaranteed keys below are
promised to exist.
5. **Never hardcode pixel positions for the panel.** Use `ctx.width`/
`ctx.height`, `ctx.layout` regions and `fit_text` — your skin will be run
at sizes you didn't test (64x32, 128x64, vegas cards).
6. **No third-party dependencies.** Stdlib + PIL + what `ctx` provides.
A skin that raises 3 renders in a row is disabled until the service restarts
(the built-in layout takes over), so a bug is cosmetic — but check your logs.
## SkinContext reference
| Member | What it is |
|---|---|
| `ctx.canvas` / `ctx.draw` | Fresh RGB `PIL.Image` at display size + its `ImageDraw` (raw-PIL escape hatch) |
| `ctx.width`, `ctx.height` | Canvas size — the only size truth |
| `ctx.layout` | `LayoutContext` (see [ADAPTIVE_LAYOUT.md](ADAPTIVE_LAYOUT.md)): `bounds`, `fit_text`, `fit_text_proportional`, `fit_image`, `px`, `by_tier` |
| `ctx.draw_fit(fit, box, color, align, valign)` | Draw a `fit_text` result aligned in a `Region` (handles BDF fonts) |
| `ctx.draw_text(text, x, y, color, font)` | Positioned text (handles BDF fonts) |
| `ctx.draw_image(img, box, mode, align, valign, cache_key)` | Fit + paste an image with alpha; no-ops on `None` |
| `ctx.load_logo("home" \| "away")` | Team logo as RGBA, or `None` (always handle `None`). Cached after first use; see note below |
| `ctx.draw_text_outlined(text, (x, y), font, fill, outline_color)` | The classic scorebug outlined text (TTF fonts only) |
| `ctx.fonts` | The host's font dict — keys `score`, `time`, `team`, `status`, `detail`, `rank` |
| `ctx.options` | Your user's `skin_options` from config |
| `ctx.sport`, `ctx.view_model_version`, `ctx.logger` | Context metadata + logger |
**A note on `ctx.load_logo` vs the no-I/O rule:** `load_logo` is the one
sanctioned exception. It goes through the host's logo cache — after the
first call per team it's a pure in-memory lookup. If a logo file is missing
on disk, the *first* call may download it, exactly like the built-in
renderer does for the same game (a skin is never worse than built-in here).
Always pass a stable `cache_key` when drawing it, never load image files
yourself in a render path, and always handle `None`.
The default layout idiom — carve regions, then fit text into them:
```python
from src.adaptive_layout import scoreboard_regions
regions = scoreboard_regions(ctx.layout.bounds, ctx=ctx.layout)
ctx.draw_image(ctx.load_logo("away"), regions.away_slot, cache_key=f"logo:{game.get('away_abbr')}")
ctx.draw_image(ctx.load_logo("home"), regions.home_slot, cache_key=f"logo:{game.get('home_abbr')}")
fit = ctx.layout.fit_text("3-5", regions.score_area)
ctx.draw_fit(fit, regions.score_area)
```
`Region` supports `split_h`/`split_v`/`inset`/`top_band`/`bottom_band`/
`left_col`/`right_col` for custom carves. Raw `ctx.draw.rectangle/polygon/
ellipse/...` is always available for custom marks (see the bases diamond in
the example skin).
## The game view model
Guaranteed for every sport (view model v1.0 — renaming these breaks skins and
is treated as a breaking change upstream):
| Key | Notes |
|---|---|
| `id` | Event id (string) |
| `status_text` | Display-ready status, e.g. `"Final"`, `"7:30 PM"`, `"Bot 7th"` |
| `is_live`, `is_final`, `is_upcoming`, `is_halftime` | Booleans |
| `game_date`, `game_time` | Pre-formatted local date/time strings |
| `start_time_utc` | UTC `datetime` |
| `home_abbr`, `away_abbr` | Team abbreviations (can be 25 chars — fit, don't assume) |
| `home_id`, `away_id` | Team ids |
| `home_score`, `away_score` | **Strings**, not ints |
| `home_record`, `away_record` | `"58-33"` or `""` (0-0 records are blanked) |
| `home_logo_path`, `away_logo_path` | Prefer `ctx.load_logo` over touching these |
Sport extras (present for that sport, still `.get()` defensively):
- **baseball**: `inning` (int), `inning_half` (`"top"`/`"bottom"`), `balls`,
`strikes`, `outs` (ints), `bases_occupied` (`[first, second, third]`
booleans), `series_summary` (str)
- **football**: `period`, `period_text`, `clock`, `home_timeouts`,
`away_timeouts`, `down_distance_text`, `down_distance_text_long`,
`is_redzone`, `possession`, `possession_indicator` (`"home"`/`"away"`),
`scoring_event`
- **basketball**: `period`, `period_text`, `clock`
- **hockey**: `period`, `period_text`, `clock`, `power_play`, `penalties`,
`home_shots`, `away_shots`
Optional everywhere (only when the user enabled the feature): `odds` (dict),
`series_summary`, rankings-related fields.
Fixture copies of these dicts live in `src/skin_system/fixtures/` — that's
exactly what the validator feeds your skin.
## Vegas mode
You get vegas support for free: vegas captures the normal display output,
which is already your skin's rendering. Optionally implement
`render_vegas_card(ctx, game)` to return a purpose-built card at
`ctx.width x ctx.height` (sizes vary — never assume 128x32).
## Building a skin with Claude Code
Skins are ideal Claude Code projects: small, isolated, and verifiable with
one command. Paste this to start:
> You are building a **display skin** for LEDMatrix — a visual overlay for a
> sports scoreboard on a small LED matrix (commonly 128x32 or 64x32 pixels).
> First read `docs/CREATING_SKINS.md` and the reference skin in
> `skins/example-classic-baseball/`.
>
> Rules:
> - Create/modify files ONLY under `skins/<my-skin-id>/`. Do NOT modify
> anything in `src/`, `scripts/`, the plugins, or any other skin.
> - Render only from the `game` dict and `ctx` helpers. No network calls, no
> per-frame file I/O, no new pip dependencies, no touching the display —
> draw onto `ctx.canvas` and return True.
> - Use `ctx.layout` regions and `fit_text` for positioning so the skin works
> at any panel size; use `.get()` for every optional game key.
> - After every change run
> `python scripts/validate_skin.py --skin <my-skin-id>` and LOOK at the
> PNGs it writes to `skin_renders/` (the `_x4.png` files are easiest to
> read). Iterate until it passes and looks right at both 128x32 and 64x32.
>
> What I want it to look like: <describe your layout — where logos, score,
> status go; colors; what shows during live vs upcoming vs final>
Tips that keep Claude (and you) out of trouble:
- One mode at a time: get `render_live` right before touching the others —
unimplemented modes automatically use the built-in look.
- Ask for edge-case renders: long team abbreviations, missing logos
(`ctx.load_logo` returning `None`), 0-0 records, extra innings/OT.
- If the render looks cramped at 64x32, ask Claude to use
`ctx.layout.by_tier(...)` to drop elements on small panels rather than
shrinking everything.
- Never let it "fix" a problem by editing `src/` — if the skin can't do
something within its directory, that's a feature request, not a workaround.
## Pre-publish checklist
- [ ] `python scripts/validate_skin.py --skin <id> --size 128x32 --size 64x32 --size 128x64` passes
- [ ] Looked at every PNG in `skin_renders/` — nothing clipped or overlapping
- [ ] Handles a missing logo (`None`) without crashing — temporarily point a
fixture's logo path at a nonexistent file to test
- [ ] Long abbreviations (`"TA&M"`, 45 chars) don't overflow
- [ ] No render warning above the time budget
- [ ] `skin.json`: `id` matches the directory, `version` set,
`skin_api_version` matches the host, targets correct
- [ ] `preview.png` added (grab your favorite `_x4` render)
- [ ] Tested on real hardware if you have it — a Pi is much slower than your
dev machine
Distribute by publishing the directory as a git repo (users
`git clone <repo> skins/<id>`), or submit it to the plugin registry as an
entry with `"type": "skin"` (see [SKIN_SYSTEM.md](SKIN_SYSTEM.md) §Distribution).
**Trust note:** a skin is Python running inside the display service — the
same trust level as a plugin. Review code before installing skins from
others.
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width = display_manager.get_text_width("Text", font)
height = display_manager.get_font_height(font)
# Adaptive layout (recommended for multi-size support — text and images
# that scale to any panel; see docs/ADAPTIVE_LAYOUT.md)
rows = self.layout.bounds.inset(1).split_v(3, 1, gap=1)
self.draw_fit("12:34", rows[0]) # largest crisp font that fits
self.draw_image(logo, rows[1], mode="fill_height", crop_to_ink=True)
# Weather icons
display_manager.draw_weather_icon("rain", x=10, y=10, size=16)
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Interactive web UI for tweaking plugin configs and seeing the rendered display in real time.
The size inputs have a preset dropdown with the harness's standard panel
sizes, and the **All Sizes** button renders the current config at every
harness size in a side-by-side gallery (`POST /api/render-matrix`) — the
quickest way to eyeball adaptive-layout behavior across panels
(see [ADAPTIVE_LAYOUT.md](ADAPTIVE_LAYOUT.md)).
### Quick Start
```bash
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# FontManager Usage Guide
> **Picking a size automatically:** if you want the *largest font that fits
> a given area* rather than a fixed size, use the adaptive layout system's
> font ladders, which resolve through this FontManager. `BasePlugin`
> subclasses get this as `self.layout.fit_text(...)`; other code can build
> a `LayoutContext(width, height, font_manager)` directly — see
> [ADAPTIVE_LAYOUT.md](ADAPTIVE_LAYOUT.md).
## Overview
The enhanced FontManager provides comprehensive font management for the LEDMatrix application with support for:
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├── test_config_service.py # Config service tests
├── test_config_validation_edge_cases.py # Config edge cases
├── test_font_manager.py # Font manager tests
├── test_layout_manager.py # Layout manager tests
├── test_text_helper.py # Text helper tests
├── test_error_handling.py # Error handling tests
├── test_error_aggregator.py # Error aggregation tests
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Complete API reference for plugin developers. This document describes all methods and properties available to plugins through the Display Manager, Cache Manager, and Plugin Manager.
> **Adaptive layout:** every `BasePlugin` also exposes `self.layout`,
> `self.draw_fit(text, region)` and `self.draw_image(img, region, ...)` —
> the recommended way to render text and images that scale to any panel
> size. See [ADAPTIVE_LAYOUT.md](ADAPTIVE_LAYOUT.md).
## Table of Contents
- [BasePlugin](#baseplugin)
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This guide explains how to set up a development workflow for plugins that are maintained in separate Git repositories while still being able to test them within the LEDMatrix project.
> **Rendering guidance:** plugins should read the display size dynamically
> (`self.display_manager.matrix.width/height`) rather than hardcoding one
> panel. For plugins that want to *scale* their layout to any panel, the
> opt-in adaptive layout system ([ADAPTIVE_LAYOUT.md](ADAPTIVE_LAYOUT.md))
> provides the shared helpers — fonts, images, and composite layouts that
> scale. Existing plugins keep their classic rendering unless they adopt
> those APIs; nothing migrates automatically.
> **Just want a different look for an existing sports scoreboard?** You may
> not need a plugin at all — a **skin** restyles the live/recent/upcoming
> rendering while the plugin keeps handling data, scheduling, caching, and
> vegas mode, in ~100 lines of drawing code. See
> [CREATING_SKINS.md](CREATING_SKINS.md).
## Overview
When developing plugins in separate repositories, you need a way to:
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# Skin System Architecture
Skins are user-installable **visual overlays** for the sports scoreboards.
A skin replaces only the *look* of a scoreboard — the host plugin keeps doing
data fetching, scheduling, caching, dedup, live-priority takeover, and vegas
mode. If you only want to **build** a skin, read
[CREATING_SKINS.md](CREATING_SKINS.md); this document explains how the system
works and why it is shaped this way.
## Why skins instead of forks
Before skins, changing a scoreboard's layout meant forking the whole plugin
(e.g. the community MLB scoreboard fork). The fork gets the new look but loses
everything the maintained plugin keeps earning: duration/scheduling behavior,
vegas mode support, caching and background-fetch improvements, bug fixes. It
also silently drifts: every upstream improvement now has to be re-ported by
hand.
A skin inverts that trade. The plugin remains stock and keeps updating through
the store; the skin is ~100 lines of pure rendering code that receives the
plugin's already-fetched data each frame. Uninstalling the skin (or the skin
crashing) simply restores the built-in look.
```text
(unchanged) (the skin seam)
ESPN API ──► update() ──► game view model ──► _render_game() ──► display
fetching (a dict) │ │
caching │ └─ built-in
scheduling └─ skin.render_<mode>(ctx, game)
live priority draws onto ctx.canvas
```
## The render funnel
Every sports scoreboard (baseball, football, basketball, hockey — anything
built on `src/base_classes/sports.py`) renders through exactly one seam:
`SportsCore._render_game(game, force_clear)`.
1. The mode class's `display()` (live, `SportsUpcoming`, `SportsRecent`)
picks `self.current_game` and calls `_render_game`.
2. `_render_game` lazily loads the configured skin (once, on first render —
a broken skin can never block plugin startup).
3. If a skin is active, the host builds a `SkinContext` — a fresh black
canvas at the current display size plus layout/font/logo helpers — and
calls the skin's `render_live` / `render_recent` / `render_upcoming`
with a **copy** of the game dict.
4. If the skin returns `True`, the canvas is composited onto the display.
If it returns `False`, isn't implemented for that mode, or raises, the
built-in `_draw_scorebug_layout` runs instead.
Key properties that fall out of this design:
- **Per-mode fallback.** A skin that only implements `render_live` gets the
stock recent/upcoming screens for free.
- **Three strikes.** A skin that raises 3 times in a row is disabled for the
rest of the session (one loud error log per failure); the display never
goes dark. Restarting the service re-arms it.
- **Copies, not references.** Skins receive a shallow copy of the game dict,
so a buggy skin cannot corrupt the plugin's scheduling state.
- **Vegas mode works untouched.** Vegas capture falls back to grabbing the
regular `display()` output, which is already skin-rendered. Skins can
additionally implement `render_vegas_card` for purpose-built scroll cards,
and hosts can call `SportsCore.render_skin_card(game, size)` to use it.
- **Hot-loop caution.** `render_live` runs every display-loop pass during a
live game. The host logs a warning when a skin render exceeds 150 ms, and
`scripts/validate_skin.py` enforces a budget at development time — but
Python cannot forcibly time-out a stuck render, so a skin that blocks
(network I/O, giant image ops) stalls the display. This is why the rules
in CREATING_SKINS.md ban I/O in render paths.
## The view model contract
The `game` dict a skin receives is the plugin's already-extracted view model
(`SportsCore._extract_game_details_common` plus per-sport extras from
`src/base_classes/{baseball,basketball,football,hockey}.py`).
- **Guaranteed keys (view model v1.0)** — always present for every sport:
`id`, `game_time`, `game_date`, `start_time_utc` (a UTC `datetime`),
`status_text`, `is_live`, `is_final`, `is_upcoming`, `is_halftime`,
`home_abbr`/`away_abbr`, `home_id`/`away_id`, `home_score`/`away_score`
(**strings**), `home_logo_path`/`away_logo_path`, `home_record`/`away_record`.
- **Sport extras** — documented per sport in CREATING_SKINS.md (e.g. baseball
adds `inning`, `inning_half`, `balls`, `strikes`, `outs`, `bases_occupied`).
- **Optional keys** (`odds`, rankings, `series_summary`, …) are present only
when the feature is enabled — skins must always use `.get()`.
Versioning policy: additive changes bump the minor version
(`VIEW_MODEL_VERSION` in `src/skin_system/skin_base.py`, surfaced to skins as
`ctx.view_model_version`); renaming or removing a guaranteed key requires a
major bump plus a compat shim. `test/test_skin_system.py::TestViewModelContract`
fails CI if a guaranteed key disappears from the extractor.
Separately, `SKIN_API_VERSION` versions the Python API (`ScoreboardSkin`,
`SkinContext`). The loader refuses a skin whose manifest declares a different
major version and falls back to the built-in renderer with a clear
"skin needs an update" log line.
## Package layout and lifecycle
```text
skins/<skin-id>/
skin.json # manifest (required)
skin.py # ScoreboardSkin subclass (required)
preview.png # optional, shown by the web UI
assets/ # optional skin-local images
helpers.py ... # optional extra modules (namespaced per skin at import)
```
Skins live in the central `skins/` directory — deliberately **not** inside the
plugin's directory, because plugin reinstall/update deletes the whole plugin
directory and a skin must survive that. One skin can also target several
plugins (mlb + milb).
Lifecycle: discovered lazily on first render → manifest validated → API major
version gated → module imported under a namespaced `sys.modules` key (two
skins can both ship a `helpers.py`, same scheme plugins use) → instantiated
with `(manifest, options)`. Every failure logs and falls back to built-in.
Skins should be **stateless**: the live, recent, and upcoming mode classes
each hold their own skin instance, so derive everything from `(ctx, game)`.
## Selection and configuration
Inside the plugin's own config section in `config/config.json`:
```json
"baseball-scoreboard": {
"skin": "retro-baseball",
"skin_options": { "accent_color": [255, 80, 0] }
}
```
`"skin"` is either one id for all modes or a per-mode mapping
(`{"live": "retro-baseball", "recent": "built-in"}`). Absent, empty, or
`"built-in"` means the stock renderer. Because this rides the plugin's config
section, it persists across plugin reinstalls like every other setting.
The web UI shows a **Visual Skin** dropdown for plugins that have matching
skins installed: `SchemaManager.inject_skin_selector` adds an enum to the
*served* schema only. Validation never sees the enum — so a config that
references an uninstalled skin stays valid (rendering just falls back), and
the currently-configured value is always kept selectable. `GET /api/v3/skins`
lists installed skins (optionally filtered by `?plugin_id=`).
## Distribution
- **Manual:** `git clone <skin repo> skins/<skin-id>` — that's the whole
install. No manifest bumps, no `update_registry.py`; skins are not monorepo
plugins.
- **Store:** registry entries with `"type": "skin"` install through the same
`plugins.json` pipeline; `PluginStoreManager` routes them to `skins/`,
validates `skin.json` (including the API major version) instead of
`manifest.json`, and never installs dependencies — skins are render-only
(stdlib + PIL + the provided context, no third-party packages in v1).
## Trust model
A skin is Python executing inside the display service — **exactly the same
trust level as a plugin**, even though "skin" sounds cosmetic. Only install
skins from sources you'd be willing to install a plugin from.
## v2 directions (not in v1)
- A generic `BasePlugin` opt-in (`render_with_skin()`) so non-sports plugins
(weather, music) can offer skinnable layouts; `skin_runtime` is already
sports-agnostic in anticipation.
- Store UI: preview gallery, one-click install from the skin browser.
- An update path for git-cloned skins (today: re-clone or store reinstall).
- Animation support in skins (today the API is one frame per render call;
stateful tricks work but are at-your-own-risk).
-235
View File
@@ -1,235 +0,0 @@
# Sports Code Unification — Architecture
How the nine sports scoreboard plugins converge onto shared core code **without**
becoming nine clients of a god class.
## The problem
Nine plugins (`afl`, `baseball`, `basketball`, `football`, `hockey`, `lacrosse`,
`nrl`, `soccer`, `ufc`) each ship a ~3,000-line `sports.py` descended from this
repo's `src/base_classes/sports.py`. They have drifted into three lineages, and
only 28 of the 66 methods appearing across them are present in all nine. One
logical fix (the UTC start-time bug) cost 75 files.
Merging everything into one base class would fix the duplication and create a
worse problem: a single 2,500-line class that all nine plugins inherit, where any
change has a nine-plugin blast radius and per-sport behavior survives only as
`if self.sport == "hockey"` branches.
## Three properties, three mechanisms
These are independent concerns. Conflating them is what produces god classes.
### Upgradability — a plugin keeps working across core versions
| Rule | Mechanism |
|---|---|
| Plugin loads on a core that predates a module | Guarded import with a bundled fallback (`try: from src.X import Y / except ModuleNotFoundError: from y import Y`) |
| Plugin loads on a core that predates a *method* | Capability probing — `hasattr(SportsCore, "_detect_stale_games")` — never a version comparison. The loader's compat check is advisory-only (it logs and continues), so probing is the real protection. |
| Core changes never break a plugin's rendering | The **view-model contract**: `_extract_game_details_common` returns a dict whose `GUARANTEED_KEYS` are frozen by `test/test_skin_system.py::TestViewModelContract`. Keys may be added, never renamed or removed. |
| A plugin can drop its bundled copy safely | The **sunset rule**: only when its manifest floors `ledmatrix_min_version` at the first core release shipping the module (recorded in `CHANGELOG.md`). |
The core API is **additive-only**. A method the plugins call is never removed or
given a new required parameter; new behavior arrives as new methods with
defaults, or as capabilities they opt into.
### Reusability — write once, nine plugins benefit
Only code that is **identical in intent across all nine** moves into the base
class. That set is small and knowable — it is exactly the methods present in every
copy today (phase B1 below). Everything else stays where it is until it earns
promotion.
### Modularity — a change to one feature cannot reach a plugin that doesn't use it
This is the property the naive merge destroys, and it is enforced structurally:
1. **Capabilities are separate modules composed by inheritance, not config
branches inside the base class.** Hockey has no celebrations, so
`HockeyLive` does not inherit `CelebrationMixin` — the celebration code is not
merely disabled for hockey, it is *not in hockey's MRO at all*. No shared
state, no dead branches, no risk. Contrast with
`if self.celebrations_enabled:` inside `SportsLive`, where a bug in
celebration code can still crash a plugin that never wanted the feature.
2. **Variant behavior is a strategy object chosen by name, not a branch.**
Live rotation exists in three dialects across the lineages; core ships all
three behind `rotation_strategy: "swrr" | "weighted" | "simple"` and a plugin
may register its own. Core never learns sport names.
3. **Sport-specific behavior is a documented override point.** The base class
declares the seam; the plugin fills it. Basketball's tournament-round parsing
and baseball's BDF sizing stay in their plugins forever — they are not
candidates for promotion, and core must never grow a branch for them.
4. **Files bound the blast radius.** Capabilities live in their own modules so a
diff shows at a glance which plugins a change can reach.
## Layering
```
src/base_classes/sports/
__init__.py re-exports the public API (import path unchanged)
core.py SportsCore — fetch, cache, config, logos, fonts, odds,
view-model extraction, the skin seam
modes.py SportsUpcoming / SportsRecent / SportsLive
capabilities/
celebrations.py CelebrationMixin (opt-in: 4 of 9 plugins)
rotation.py RotationStrategy + registry
src/common/
sports_scroll.py SportsScrollDisplay / …Manager — scroll orchestration
(content building stays in the plugins)
```
`from src.base_classes.sports import SportsCore` keeps working — the package
`__init__` re-exports, so the conversion is invisible to every existing importer.
## Override points (the plugin-facing seam)
The base class calls these; plugins implement or override them. This table is the
contract — additions require a default implementation, removals require a
deprecation cycle.
| Hook | Purpose | Default |
|---|---|---|
| `_fetch_data()` | Sport's schedule source | abstract |
| `_extract_game_details(event)` | Sport-specific view-model fields on top of the common ones | delegates to `_extract_game_details_common` |
| `_draw_scorebug_layout(game, force_clear)` | Sport's card rendering | base layout |
| `_custom_scorebug_layout(game, draw)` | Per-sport overlay on the base layout | no-op |
| `render_skin_card(game, size)` | Skin-system entry point | built-in fallback |
| `score_phrase(points, team_abbr)` | Celebration wording (`"GOOOOAAALLL!"` vs `"TOUCHDOWN!"`). `points` is the score delta, which sports with variable-value scores use to name the play | `"<abbr> SCORES!"` — only consulted when `CelebrationMixin` is present |
| `win_phrase(team_abbr)` | Win-celebration wording | `"<abbr> WINS!"` — mixin only |
| `_favorite_key(game, side)` | Which view-model field identifies a team for favorites matching | `game["<side>_abbr"]` |
| `_config_schema_path()` | Plugin's `config_schema.json` — returning it routes `_get_layout_offset` through the `src.element_style` resolver (and gives it the defaults to compare against) | `None`, i.e. the classic inline `customization.layout` read |
| `_font_root()` | Directory to resolve `assets/fonts` against | core install root |
Two class attributes serve the same purpose for values that are per-sport
constants rather than behavior:
| Attribute | Meaning | Default |
|---|---|---|
| `FINAL_PERIOD` | Period at/after which a zero clock can mean "over" | `4` (hockey overrides to `3`) |
| `CLOCK_COUNTS_DOWN` | Whether `0:00` means "expired" | `True` (soccer/afl/nrl override to `False` — their clocks count up, so `0:00` is kickoff) |
| `COALESCE_SCORING_SEQUENCE` | Fold score increments arriving during an active celebration into that one celebration | `False` (football overrides to `True` — a touchdown lands as +6, then +1 for the extra point) |
### Why these are seams and not branches
`_favorite_key` exists because NRL abbreviations are **not unique** — "NEW" is both
Newcastle Knights and New Zealand Warriors, "CAN" both Canberra and Canterbury —
so NRL matches favorites on team ID. Flattening every plugin to abbreviations
would silently select the wrong club for NRL users. The base declares the seam,
NRL fills it, and core never learns the string `"nrl"`.
`CLOCK_COUNTS_DOWN` exists for the same reason in the opposite direction: a
soccer clock reading `0:00` means the match has not kicked off, so running the
clock-expiry branch there would evict live games.
`COALESCE_SCORING_SEQUENCE` is the third of the same kind. In football one
scoring play arrives as two score updates, so the follow-up must be folded into
the first celebration; in soccer two increments a few seconds apart are two real
goals, and folding them would swallow one. Neither default is "right" — which is
precisely why it is a declared per-sport constant rather than a hidden
assumption baked into the shared body.
## Capabilities
```
capabilities/
celebrations.py CelebrationMixin opt-in: afl, nrl, soccer, football
rotation.py RotationStrategy + registry
```
**`CelebrationMixin`** merges the two dialects the lineages grew
(`_check_for_goal`/`celebrate_opponent_goals` vs
`_check_for_score`/`celebrate_opponent_scores`). Their bodies were identical
apart from three things, each now a seam: wording (`score_phrase`), follow-up
suppression (`COALESCE_SCORING_SEQUENCE`), and team identity (`_favorite_key`,
so NRL matches on id). Both config spellings are read, so a plugin adopting the
mixin keeps working with the keys already in its published schema.
Mix it in **before** the mode class — `class SoccerLive(CelebrationMixin,
SportsLive)` — so the celebration `display()` runs first and falls through to
the scorebug via `super()`.
**Rotation strategies.** The three "dialects" turned out to be one algorithm
(Smooth Weighted Round-Robin) in two shapes: an incremental picker holding state
across calls (afl/nrl/soccer) and a precomputed per-cycle list
(football/baseball/basketball, and hockey with a different loop shape). They
agree within a cycle and differ only at the boundary — the incremental form has
no restart seam — so core ships both rather than declaring a winner:
```python
self.rotation = get_rotation_strategy("swrr", weight_for=self._live_weight)
```
`weight_for` is supplied by the host, so the *favorites* policy stays with the
plugin and `rotation.py` never learns what a favorite is. An unknown strategy
name degrades to `simple` rather than raising: the name comes from user config,
and a typo should cost the boost, not the scoreboard. When a plugin needs an
ordering that core does not ship, it calls `register_rotation_strategy` to add
its own — rather than core growing a branch for it.
`test_sports_capabilities.py` checks each strategy against a **verbatim
transcription** of the plugin code it replaces, over every live-game shape up to
four games. That differential is what B5 deletes the bundled copies on the
strength of.
## Scroll display — where the promotion line falls
`src/common/sports_scroll.py` is deliberately *not* a superset of the ten
`scroll_display.py` copies. A method-level comparison of the eight that share a
shape (f1 and ufc are genuine forks) found a sharp split:
| Layer | Evidence | Outcome |
|---|---|---|
| Orchestration — `get_all_vegas_content_items`, `clear_all`, `get_scroll_info`, `get_dynamic_duration`, `is_complete`, `display_frame` | identical to 96100% similar across all eight | **promoted** |
| Settings — `_get_scroll_settings` | one algorithm; the copies differ *only* in which league keys they walk | **promoted**, with the ladder as data (`SCROLL_LEAGUE_KEYS`) |
| Content — `prepare_scroll_content`, `_load_separator_icons` | 8 distinct bodies across 8 plugins (145 lines, 53% similar at worst); icons 6% | **override point, permanently** |
Same name, different job: `prepare_scroll_content` draws *this sport's* game
card. Merging the eight bodies would be the exact mistake the promotion rule
exists to prevent, so the base class raises `NotImplementedError` rather than
rendering something plausible — a base that rendered *something* would let a
plugin ship a silently blank scroll.
The one behavior the upstreamed version adds is native
`global_config['target_fps']` support. The bundled copies hardcode ~100 FPS via
`scroll_delay = 0.01` and never consult the global smooth-scrolling target;
Part A threaded it through each copy by hand, and this makes that threading
legacy compatibility rather than the mechanism.
## Phases
| Phase | Scope | Risk control |
|---|---|---|
| **B0** ✅ | Characterization tests, CI unit job, `element_style`, font cwd fix, CHANGELOG discipline | — |
| **B1** ✅ | Promote the nine universal methods; convert `sports.py` → package | Characterization suite must stay green; no behavior change intended |
| **B2** ✅ | `CelebrationMixin` + rotation strategies as opt-in capabilities | Plugins that don't opt in have zero new code in their MRO; strategies checked against verbatim plugin transcriptions |
| **B3** ✅ | Upstream the scroll **orchestration** layer as `src/common/sports_scroll.py`, reading `global_config['target_fps']` natively | Plugin copies remain until sunset; content building stays per-sport |
| **B4** | Bump to 3.2.0, record modules in CHANGELOG, migrate `ledmatrix_min``ledmatrix_min_version` | Gives plugins a version to floor on |
| **B5** ⏳ | Pilot one plugin per lineage (hockey, soccer, football) on core imports; then the remaining six; then delete bundled copies | Pilot soaks before rollout; harness + golden suites gate each |
**B5 is blocked on this PR merging and 3.2.0 shipping** — a plugin cannot floor
`ledmatrix_min_version` at a release that does not exist, and an unguarded
`src.common.sports_scroll` import would break every user on 3.1.0.
The hockey scroll-display pilot has been **validated ahead of that gate**:
adopted against a core carrying 3.2.0, `scroll_display.py` went from 691 to 289
lines and all 16 harness renders (8 sizes × 2 screens) came out byte-for-byte
identical to the pre-adoption run. The adoption recipe and the two gotchas it
surfaced are written up in the plugins repo's
`docs/plugin-development/08-shared-sports-code.md`.
## Rules for contributors
- **Promote on evidence, not intuition.** A method moves to core when every copy
has it and they agree on intent. Otherwise it stays in the plugins.
- **Never add a sport name to core.** If core needs to know which sport it is,
the design is wrong — add an override point instead.
- **A capability that is not opted into must not execute.** If you find yourself
writing `if self.<capability>_enabled` inside a base class, it belongs in a
mixin.
- **Touch the view-model keys only additively.** Published skins depend on them.
- **Every promotion lands with the characterization suite green**, and every
pilot adoption lands with that plugin's harness and golden suites green.
-34
View File
@@ -206,40 +206,6 @@ To use an existing widget in your plugin's `config_schema.json`, simply add the
The widget will be automatically rendered when the plugin configuration form is loaded.
## Marking Fields as Advanced (`x-advanced`)
Add `"x-advanced": true` to any top-level, non-object property to move it out
of the main form and into a single collapsed **Advanced Settings** section at
the bottom of the plugin's configuration page:
```json
{
"properties": {
"city": {
"type": "string",
"title": "City"
},
"request_timeout": {
"type": "integer",
"default": 10,
"description": "HTTP timeout in seconds",
"x-advanced": true
}
}
}
```
Guidelines:
- Use it for fine-tuning knobs most users never touch (timeouts, retry
behavior, cache TTLs, styling overrides). Anything a first-time user must
set to get the plugin working should stay basic.
- Nothing is hidden permanently — the section expands on click, and the
settings search finds and auto-expands advanced fields like any others.
- The flag is ignored on `object`-type properties (they already render as
their own collapsible sections) and is safely ignored by older cores, so
adding it never breaks compatibility.
## Creating Custom Widgets
### Step 1: Create Widget File
+13 -28
View File
@@ -227,8 +227,8 @@ wait_for_apt_lock() {
done
}
apt_update() { wait_for_apt_lock; retry apt-get -o DPkg::Lock::Timeout=180 update; }
apt_install() { wait_for_apt_lock; retry apt-get -o DPkg::Lock::Timeout=180 install -y "$@"; }
apt_update() { wait_for_apt_lock; retry apt update; }
apt_install() { wait_for_apt_lock; retry apt install -y "$@"; }
apt_remove() { apt-get remove -y "$@" || true; }
check_network() {
@@ -726,11 +726,7 @@ if [ -f "$PROJECT_ROOT_DIR/requirements.txt" ]; then
if command -v timeout >/dev/null 2>&1; then
# Use timeout if available (10 minutes = 600 seconds)
# --ignore-installed: apt-managed packages (e.g. python3-requests)
# ship no pip RECORD file, so upgrading them would otherwise abort
# with "uninstall-no-record-file"; this lays the new version down
# alongside instead of trying to uninstall the apt copy first.
if timeout 600 python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --ignore-installed --verbose "$line" > "$INSTALL_OUTPUT" 2>&1; then
if timeout 600 python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --verbose "$line" > "$INSTALL_OUTPUT" 2>&1; then
INSTALL_SUCCESS=true
else
EXIT_CODE=$?
@@ -738,7 +734,7 @@ if [ -f "$PROJECT_ROOT_DIR/requirements.txt" ]; then
echo "✗ Timeout (10 minutes) installing: $line"
echo " This package may require building from source, which can be slow on Raspberry Pi."
echo " You can try installing it manually later with:"
echo " python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --ignore-installed --verbose '$line'"
echo " python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --verbose '$line'"
else
echo "✗ Failed to install: $line (exit code: $EXIT_CODE)"
fi
@@ -746,7 +742,7 @@ if [ -f "$PROJECT_ROOT_DIR/requirements.txt" ]; then
else
# No timeout command available, install without timeout
echo " Note: timeout command not available, installation may take a while..."
if python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --ignore-installed --verbose "$line" > "$INSTALL_OUTPUT" 2>&1; then
if python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --verbose "$line" > "$INSTALL_OUTPUT" 2>&1; then
INSTALL_SUCCESS=true
else
EXIT_CODE=$?
@@ -798,7 +794,7 @@ if [ -f "$PROJECT_ROOT_DIR/requirements.txt" ]; then
echo " 1. Ensure you have enough disk space: df -h"
echo " 2. Check available memory: free -h"
echo " 3. Try installing failed packages individually with verbose output:"
echo " python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --ignore-installed --verbose <package>"
echo " python3 -m pip install --break-system-packages --no-cache-dir --prefer-binary --verbose <package>"
echo " 4. For packages that build from source (like numpy), consider:"
echo " - Installing pre-built wheels: python3 -m pip install --only-binary :all: <package>"
echo " - Or installing via apt if available: sudo apt install python3-<package>"
@@ -820,10 +816,7 @@ echo ""
# Install web interface dependencies
echo "Installing web interface dependencies..."
if [ -f "$PROJECT_ROOT_DIR/web_interface/requirements.txt" ]; then
# --ignore-installed: apt-managed packages (e.g. python3-requests) ship no
# pip RECORD file, so upgrading them to the version pinned here would
# otherwise abort the whole install with "uninstall-no-record-file".
if python3 -m pip install --break-system-packages --prefer-binary --ignore-installed -r "$PROJECT_ROOT_DIR/web_interface/requirements.txt"; then
if python3 -m pip install --break-system-packages --prefer-binary -r "$PROJECT_ROOT_DIR/web_interface/requirements.txt"; then
echo "✓ Web interface dependencies installed"
# Create marker file to indicate dependencies are installed
touch "$PROJECT_ROOT_DIR/.web_deps_installed"
@@ -864,30 +857,24 @@ if [ "$_SKIP_BUILD" = "1" ]; then
echo "rgbmatrix already installed${_skip_suffix}; skipping build (set RPI_RGB_FORCE_REBUILD=1 to force rebuild)."
else
# Ensure rpi-rgb-led-matrix submodule is initialized
# Wrapper used with retry(): removes any partial clone dir before each attempt
# so git clone doesn't fail with "destination path already exists".
_clone_rpi_rgb() {
rm -rf "$PROJECT_ROOT_DIR/rpi-rgb-led-matrix-master"
git clone https://github.com/hzeller/rpi-rgb-led-matrix.git rpi-rgb-led-matrix-master
}
if [ ! -d "$PROJECT_ROOT_DIR/rpi-rgb-led-matrix-master" ]; then
echo "rpi-rgb-led-matrix-master not found. Initializing git submodule..."
cd "$PROJECT_ROOT_DIR"
# Try to initialize submodule if .gitmodules exists
if [ -f "$PROJECT_ROOT_DIR/.gitmodules" ] && grep -q "rpi-rgb-led-matrix" "$PROJECT_ROOT_DIR/.gitmodules"; then
echo "Initializing rpi-rgb-led-matrix submodule..."
if ! retry git submodule update --init --recursive rpi-rgb-led-matrix-master; then
echo "⚠ Submodule init failed, cloning directly from GitHub..."
retry _clone_rpi_rgb
retry git clone https://github.com/hzeller/rpi-rgb-led-matrix.git rpi-rgb-led-matrix-master
fi
else
# Fallback: clone directly if submodule not configured
echo "Submodule not configured, cloning directly from GitHub..."
retry _clone_rpi_rgb
retry git clone https://github.com/hzeller/rpi-rgb-led-matrix.git rpi-rgb-led-matrix-master
fi
fi
# Build and install rpi-rgb-led-matrix Python bindings
if [ -d "$PROJECT_ROOT_DIR/rpi-rgb-led-matrix-master" ]; then
# Check if submodule is properly initialized (not empty)
@@ -898,7 +885,7 @@ else
if [ -f "$PROJECT_ROOT_DIR/.gitmodules" ] && grep -q "rpi-rgb-led-matrix" "$PROJECT_ROOT_DIR/.gitmodules"; then
retry git submodule update --init --recursive rpi-rgb-led-matrix-master
else
retry _clone_rpi_rgb
retry git clone https://github.com/hzeller/rpi-rgb-led-matrix.git rpi-rgb-led-matrix-master
fi
fi
@@ -984,9 +971,7 @@ else
else
echo "Using pip to install dependencies..."
if [ -f "$PROJECT_ROOT_DIR/requirements_web_v2.txt" ]; then
# --ignore-installed: see the Step 5 web_interface/requirements.txt
# install above — same apt/pip RECORD-file conflict applies here.
python3 -m pip install --break-system-packages --prefer-binary --ignore-installed -r requirements_web_v2.txt
python3 -m pip install --break-system-packages --prefer-binary -r requirements_web_v2.txt
else
echo "⚠ requirements_web_v2.txt not found; skipping web dependency install"
fi
+7 -3
View File
@@ -8,11 +8,16 @@ numpy>=1.24.0 # For fast array operations in ScrollHelper (compatible with 2.x)
# Timezone handling
pytz>=2024.2,<2025.0 # Updated for latest timezone data
timezonefinder>=6.5.0,<7.0.0 # Updated for better performance and accuracy
geopy>=2.4.1,<3.0.0
# HTTP requests
requests>=2.33.0,<3.0.0
# Google API integration
google-auth-oauthlib>=1.2.0,<2.0.0
google-auth-httplib2>=0.2.0,<1.0.0
google-api-python-client>=2.147.0,<3.0.0
# Font rendering
freetype-py>=2.5.1,<3.0.0
@@ -24,8 +29,10 @@ spotipy>=2.25.2,<3.0.0
Flask>=3.1.3,<4.0.0
# Text processing
unidecode>=1.3.8,<2.0.0
# Calendar integration
icalevents>=0.1.27,<1.0.0
# WebSocket support
python-socketio>=5.14.0,<6.0.0
@@ -36,9 +43,6 @@ websocket-client>=1.8.0,<2.0.0
# JSON Schema validation
jsonschema>=4.20.0,<5.0.0
# Requirement specifier parsing (plugin dependency satisfaction checks)
packaging>=23.0,<27.0
# Testing dependencies
pytest>=9.0.3,<10.0.0
pytest-cov>=4.1.0,<5.0.0
-29
View File
@@ -90,40 +90,11 @@
"min_height": {
"type": "integer",
"minimum": 1
},
"max_width": {
"type": "integer",
"minimum": 1
},
"max_height": {
"type": "integer",
"minimum": 1
}
}
}
}
},
"display": {
"type": "object",
"properties": {
"design_size": {
"type": "object",
"properties": {
"width": {
"type": "integer",
"minimum": 8
},
"height": {
"type": "integer",
"minimum": 8
}
},
"required": ["width", "height"],
"description": "Panel size the plugin's layout was authored against; core derives the adaptive-layout scale factor from it. Defaults to 128x32 when omitted."
}
},
"description": "Display/layout hints for the adaptive layout system"
},
"config_schema": {
"type": "string",
"description": "Path to configuration schema file"
-344
View File
@@ -1,344 +0,0 @@
#!/usr/bin/env python3
"""
LEDMatrix Plugin Security Auditor
Performs AST-based security analysis of all Python files in plugin directories.
Designed to run in CI — exits non-zero on CRITICAL findings only.
Usage:
python scripts/audit_plugins.py
python scripts/audit_plugins.py --verbose
python scripts/audit_plugins.py --plugin hello-world
python scripts/audit_plugins.py --output results.json
"""
import ast
import argparse
import json
import sys
from dataclasses import dataclass, asdict
from pathlib import Path
from datetime import datetime, timezone
PROJECT_ROOT = Path(__file__).resolve().parent.parent
PLUGIN_BASE_DIRS = [
PROJECT_ROOT / "plugins",
PROJECT_ROOT / "plugin-repos",
]
# ─────────────────────────────────────────────────────────────────────────────
# Finding dataclass
# ─────────────────────────────────────────────────────────────────────────────
@dataclass
class Finding:
plugin_id: str
file: str
line: int
severity: str # CRITICAL | WARNING | INFO
rule: str
message: str
def to_dict(self) -> dict:
return asdict(self)
# ─────────────────────────────────────────────────────────────────────────────
# AST visitor
# ─────────────────────────────────────────────────────────────────────────────
class _PluginVisitor(ast.NodeVisitor):
"""Collect security findings from a single plugin Python file."""
def __init__(self, filepath: Path, plugin_id: str):
self.filepath = filepath
self.plugin_id = plugin_id
self.findings: list[Finding] = []
# Local name -> real dotted path, so aliased imports and from-imports
# of dangerous APIs (import subprocess as sp; from builtins import
# eval as e) are still recognized in visit_Call below.
self._aliases: dict[str, str] = {}
def _add(self, node: ast.AST, severity: str, rule: str, message: str) -> None:
self.findings.append(Finding(
plugin_id=self.plugin_id,
file=str(self.filepath.relative_to(PROJECT_ROOT)),
line=getattr(node, "lineno", 0),
severity=severity,
rule=rule,
message=message,
))
def _resolve(self, local_name: str) -> str:
"""Resolve a local name through recorded import aliases to its real
dotted path (e.g. "sp" -> "subprocess"); unresolved names pass through
unchanged."""
return self._aliases.get(local_name, local_name)
def _resolve_call_target(self, func: ast.expr) -> str | None:
"""Resolve a Call's func node to a fully-qualified dotted target,
covering a direct name (bare builtin, aliased import, or
from-import: from builtins import eval as e; from subprocess
import run; from os import system as s) and module-attribute
access (subprocess.run, sp.run, os.system, o.system) uniformly.
Returns None for call shapes this doesn't attempt to resolve."""
if isinstance(func, ast.Name):
return self._resolve(func.id)
if isinstance(func, ast.Attribute) and isinstance(func.value, ast.Name):
base = self._resolve(func.value.id)
return f"{base}.{func.attr}"
return None
def visit_Call(self, node: ast.Call) -> None:
target = self._resolve_call_target(node.func)
if target is None:
self.generic_visit(node)
return
leaf = target.rsplit(".", 1)[-1]
# eval() / exec() / compile() — arbitrary code execution, whether a
# bare call, an aliased import, or a from-import
# (from builtins import eval as e; e(...))
if leaf == "eval":
self._add(node, "CRITICAL", "PLUGIN-001",
"eval() call — arbitrary code execution risk")
elif leaf == "exec":
self._add(node, "CRITICAL", "PLUGIN-002",
"exec() call — arbitrary code execution risk")
elif leaf == "compile":
self._add(node, "WARNING", "PLUGIN-003",
"compile() call — dynamic code compilation")
# subprocess.*(shell=True), whether subprocess.run(...), sp.run(...),
# or a from-import (from subprocess import run; run(..., shell=True))
if target in {
"subprocess.run", "subprocess.call", "subprocess.Popen",
"subprocess.check_call", "subprocess.check_output",
}:
for kw in node.keywords:
if (kw.arg == "shell" and
isinstance(kw.value, ast.Constant) and
kw.value.value is True):
self._add(node, "WARNING", "PLUGIN-004",
f"subprocess.{leaf}(shell=True) — "
f"shell injection risk if args include user input")
# os.system(), whether os.system(...), o.system(...), or a
# from-import (from os import system as s; s(...))
if target == "os.system":
self._add(node, "WARNING", "PLUGIN-005",
"os.system() call — prefer subprocess with list args")
self.generic_visit(node)
def visit_Import(self, node: ast.Import) -> None:
for alias in node.names:
if alias.asname:
local, real = alias.asname, alias.name
else:
# `import os.path` binds the top-level name `os`, not `os.path`
local = real = alias.name.split(".")[0]
self._aliases[local] = real
self._check_import(node, alias.name)
self.generic_visit(node)
def visit_ImportFrom(self, node: ast.ImportFrom) -> None:
if node.module:
for alias in node.names:
local = alias.asname or alias.name
self._aliases[local] = f"{node.module}.{alias.name}"
self._check_import(node, node.module)
self.generic_visit(node)
def _check_import(self, node: ast.AST, module_name: str) -> None:
dangerous = {
"ctypes": ("WARNING", "PLUGIN-010", "ctypes import — native code execution"),
"cffi": ("WARNING", "PLUGIN-011", "cffi import — native code execution"),
"pickle": ("WARNING", "PLUGIN-012",
"pickle import — deserialization can execute arbitrary code"),
"marshal": ("WARNING", "PLUGIN-013",
"marshal import — deserialization risk"),
}
for mod, (severity, rule, msg) in dangerous.items():
if module_name == mod or module_name.startswith(mod + "."):
self._add(node, severity, rule, msg)
# ─────────────────────────────────────────────────────────────────────────────
# Per-plugin audit
# ─────────────────────────────────────────────────────────────────────────────
def audit_plugin(plugin_dir: Path) -> list[Finding]:
"""Audit a single plugin directory. Returns all findings."""
findings: list[Finding] = []
plugin_id = plugin_dir.name
# Check for required files
for required_file, rule, msg in [
("manifest.json", "PLUGIN-020",
"manifest.json missing — plugin may be incomplete"),
("config_schema.json", "PLUGIN-021",
"config_schema.json missing — no input validation schema declared"),
]:
if not (plugin_dir / required_file).exists():
findings.append(Finding(
plugin_id=plugin_id,
file=str((plugin_dir / required_file).relative_to(PROJECT_ROOT)),
line=0,
severity="WARNING",
rule=rule,
message=msg,
))
# AST analysis of all Python files
for py_file in sorted(plugin_dir.rglob("*.py")):
try:
source = py_file.read_text(encoding="utf-8")
tree = ast.parse(source, filename=str(py_file))
visitor = _PluginVisitor(py_file, plugin_id)
visitor.visit(tree)
findings.extend(visitor.findings)
except SyntaxError as exc:
# A file the visitor can't even parse is a file we can't verify
# is safe -- this must block the audit, not just warn.
findings.append(Finding(
plugin_id=plugin_id,
file=str(py_file.relative_to(PROJECT_ROOT)),
line=getattr(exc, "lineno", 0) or 0,
severity="CRITICAL",
rule="PLUGIN-030",
message=f"Python syntax error — cannot be parsed: {exc}",
))
except OSError as exc:
# Same reasoning as SyntaxError: an unreadable file was never
# actually scanned, so it must block rather than pass silently.
findings.append(Finding(
plugin_id=plugin_id,
file=str(py_file.relative_to(PROJECT_ROOT)),
line=0,
severity="CRITICAL",
rule="PLUGIN-031",
message=f"Could not read file: {exc}",
))
return findings
# ─────────────────────────────────────────────────────────────────────────────
# Main
# ─────────────────────────────────────────────────────────────────────────────
def main() -> int:
parser = argparse.ArgumentParser(
description="LEDMatrix plugin security auditor",
formatter_class=argparse.RawDescriptionHelpFormatter,
)
parser.add_argument("--plugin", "-p", default=None,
help="Audit a specific plugin ID only")
parser.add_argument("--output", "-o", default=None,
help="Write JSON results to this file")
parser.add_argument("--verbose", "-v", action="store_true",
help="Show all findings, not just summary")
args = parser.parse_args()
print("=" * 60)
print("LEDMatrix Plugin Security Audit")
print(f"Project root: {PROJECT_ROOT}")
print("=" * 60)
all_findings: list[Finding] = []
plugins_scanned = 0
plugin_found = args.plugin is None
for base_dir in PLUGIN_BASE_DIRS:
if not base_dir.exists():
if args.verbose:
print(f" ⏭️ Skipping {base_dir.name}/ (directory not found)")
continue
base_label = base_dir.relative_to(PROJECT_ROOT)
print(f"\n Scanning {base_label}/")
for plugin_dir in sorted(base_dir.iterdir()):
if not plugin_dir.is_dir():
continue
if plugin_dir.name.startswith((".", "_")):
continue
if args.plugin and plugin_dir.name != args.plugin:
continue
if args.plugin:
plugin_found = True
findings = audit_plugin(plugin_dir)
all_findings.extend(findings)
plugins_scanned += 1
critical = [f for f in findings if f.severity == "CRITICAL"]
warnings = [f for f in findings if f.severity == "WARNING"]
if critical:
icon, label = "🚨", "CRITICAL"
elif warnings:
icon, label = "⚠️ ", "WARN "
else:
icon, label = "", "PASS "
print(f" {icon} [{label}] {plugin_dir.name}"
f"{len(critical)} critical, {len(warnings)} warnings")
if args.verbose:
for f in findings:
severity_icon = {"CRITICAL": "🚨", "WARNING": "⚠️ ", "INFO": ""}.get(
f.severity, " "
)
print(f" {severity_icon} {f.rule} {f.file}:{f.line}{f.message}")
if args.plugin and not plugin_found:
print(f"\n 🚨 Plugin '{args.plugin}' not found in any of "
f"{[str(d.relative_to(PROJECT_ROOT)) for d in PLUGIN_BASE_DIRS]}"
f"nothing was audited")
return 1
# Summary
critical_findings = [f for f in all_findings if f.severity == "CRITICAL"]
warning_findings = [f for f in all_findings if f.severity == "WARNING"]
print(f"\n{'=' * 60}")
print(f" Plugins scanned : {plugins_scanned}")
print(f" CRITICAL : {len(critical_findings)}")
print(f" WARNING : {len(warning_findings)}")
if critical_findings:
print("\n 🚨 CRITICAL findings:")
for f in critical_findings:
print(f" {f.plugin_id} | {Path(f.file).name}:{f.line} | {f.message}")
# Write JSON output
if args.output:
output_data = {
"timestamp": datetime.now(timezone.utc).isoformat(),
"plugins_scanned": plugins_scanned,
"summary": {
"critical": len(critical_findings),
"warnings": len(warning_findings),
},
"findings": [f.to_dict() for f in all_findings],
}
Path(args.output).write_text(
json.dumps(output_data, indent=2), encoding="utf-8"
)
print(f"\n Results written to: {args.output}")
if critical_findings:
print("\n 🚨 Blocking — CRITICAL issues must be resolved")
return 1
print("\n ✅ No critical issues found")
return 0
if __name__ == "__main__":
sys.exit(main())
+26 -61
View File
@@ -37,11 +37,10 @@ os.environ['EMULATOR'] = 'true'
from src.logging_config import get_logger # noqa: E402
from src.plugin_system.testing.loading import ( # noqa: E402
build_full_config, find_plugin_dir, load_harness_spec, load_manifest,
find_plugin_dir, load_config_defaults, load_harness_spec,
)
from src.plugin_system.testing.harness import ( # noqa: E402
RenderResult, render_plugin_matrix, compare_to_goldens, write_goldens,
check_scale_up,
)
from src.plugin_system.testing.sizes import ( # noqa: E402
parse_size_token, resolve_test_sizes, safe_mode_filename, size_label,
@@ -97,11 +96,12 @@ def check_one(plugin_id: str, search_dirs: List[str], sizes, mock_data: Dict,
# matrix path does; explicit CLI flags still override the file.
spec = load_harness_spec(plugin_dir)
# config_schema defaults (real-install behavior, with enabled forced True
# so a plugin's own enabled:false default can't accidentally disable
# testing), then harness.json config, then CLI --config — most specific
# wins.
full_config = build_full_config(plugin_dir, spec, config)
# config_schema defaults (real-install behavior), then harness.json config,
# then CLI --config — most specific wins.
full_config = {"enabled": True}
full_config.update(load_config_defaults(plugin_dir))
full_config.update(spec.get("config", {}))
full_config.update(config)
# Precedence: CLI flag > LEDMATRIX_TEST_SIZES env > harness.json > default.
effective_sizes = sizes if sizes else resolve_test_sizes(spec.get("sizes"))
@@ -110,55 +110,28 @@ def check_one(plugin_id: str, search_dirs: List[str], sizes, mock_data: Dict,
effective_freeze = freeze_time or spec.get("freeze_time")
effective_run_update = run_update and not spec.get("skip_update", False)
# The plugin's declared design size drives the scale-up fill check
# (panels >= 2x the design size must not be left mostly empty).
declared = load_manifest(plugin_dir).get("display", {}).get("design_size", {})
design_size = (int(declared.get("width", 128)), int(declared.get("height", 32)))
fill_strict = spec.get("fill_check") == "strict"
results = render_plugin_matrix(
plugin_id=plugin_id, plugin_dir=plugin_dir, config=full_config,
mock_data=effective_mock_data, sizes=effective_sizes,
run_update=effective_run_update, freeze_time=effective_freeze,
)
# Every run: the base config, plus one per harness.json "variant" —
# a config overlay with its own golden dir (e.g. adaptive layout mode
# tested alongside the classic default).
runs = [(None, {}, golden_dir_override or (plugin_dir / 'test' / 'golden'))]
for variant in spec.get("variants", []):
name = variant.get("name") or "variant"
vdir = plugin_dir / variant.get("golden_dir", f"test/golden-{name}")
runs.append((name, variant.get("config", {}), vdir))
golden_dir = golden_dir_override or (plugin_dir / 'test' / 'golden')
if update_golden:
written = write_goldens(results, golden_dir)
logger.info("Wrote %d golden image(s) for %s to %s", written, plugin_id, golden_dir)
else:
compare_to_goldens(results, golden_dir)
all_run_results: List[RenderResult] = []
for variant_name, overlay, golden_dir in runs:
run_config = {**full_config, **overlay}
results = render_plugin_matrix(
plugin_id=plugin_id, plugin_dir=plugin_dir, config=run_config,
mock_data=effective_mock_data, sizes=effective_sizes,
run_update=effective_run_update, freeze_time=effective_freeze,
)
if out_dir:
for r in results:
if r.image is None:
continue
dest = out_dir / plugin_id / size_label(r.width, r.height)
dest.mkdir(parents=True, exist_ok=True)
r.image.save(dest / f"{safe_mode_filename(r.mode)}.png", format="PNG")
if update_golden:
written = write_goldens(results, golden_dir)
logger.info("Wrote %d golden image(s) for %s%s to %s", written, plugin_id,
f" [{variant_name}]" if variant_name else "", golden_dir)
else:
compare_to_goldens(results, golden_dir)
check_scale_up(results, design_size=design_size, strict=fill_strict)
# Tag variant runs so the report and PNG dumps stay distinguishable.
if variant_name:
for r in results:
r.mode = f"{r.mode}@{variant_name}"
if out_dir:
for r in results:
if r.image is None:
continue
dest = out_dir / plugin_id / size_label(r.width, r.height)
dest.mkdir(parents=True, exist_ok=True)
r.image.save(dest / f"{safe_mode_filename(r.mode)}.png", format="PNG")
all_run_results.extend(results)
return all_run_results
return results
def print_report(all_results: Dict[str, List[RenderResult]]) -> bool:
@@ -174,10 +147,6 @@ def print_report(all_results: Dict[str, List[RenderResult]]) -> bool:
detail = " (golden ✓)"
if r.update_error is not None:
detail += f" (update warn: {r.update_error})"
if r.fill_checked and r.fill_ok is None and r.fill_extent:
# warn-only underfill: big panel left mostly empty
ex, ey = r.fill_extent
detail += f" (fill warn: extent {ex:.0%}x{ey:.0%})"
else:
everything_ok = False
if r.error is not None:
@@ -187,10 +156,6 @@ def print_report(all_results: Dict[str, List[RenderResult]]) -> bool:
elif r.golden_ok is False:
status = "FAIL"
detail = f" golden drift: {r.golden_diff_pixels}px (max Δ={r.golden_max_delta})"
elif r.fill_ok is False:
ex, ey = r.fill_extent or (0.0, 0.0)
status = "FAIL"
detail = f" fill: extent {ex:.0%}x{ey:.0%} below required coverage"
else:
status, detail = "FAIL", ""
print(f" [{status}] {r.size_label:>7} {r.mode}{detail}")
+29
View File
@@ -0,0 +1,29 @@
#!/bin/bash
# Clear all plugin dependency markers to force fresh dependency check
# Useful after updating plugins or troubleshooting dependency issues
echo "Clearing plugin dependency markers..."
# Check both possible cache locations
CACHE_DIRS=(
"/var/cache/ledmatrix"
"$HOME/.cache/ledmatrix"
)
for CACHE_DIR in "${CACHE_DIRS[@]}"; do
if [ -d "$CACHE_DIR" ]; then
echo "Checking $CACHE_DIR..."
marker_count=$(find "$CACHE_DIR" -name "plugin_*_deps_installed" 2>/dev/null | wc -l)
if [ "$marker_count" -gt 0 ]; then
echo "Found $marker_count dependency marker(s) in $CACHE_DIR"
find "$CACHE_DIR" -name "plugin_*_deps_installed" -delete
echo "Cleared $marker_count marker(s)"
else
echo "No dependency markers found in $CACHE_DIR"
fi
fi
done
echo "Done! Dependency markers cleared."
echo "Next startup will check and install dependencies as needed."
+1 -1
View File
@@ -55,7 +55,7 @@ def main():
failures += not check("draw.textbbox",
lambda: draw.textbbox((0, 0), "Test", font=font))
print("\nResampling (used in logo_helper, sports base):")
print("\nResampling (used in logo_helper, image_utils, sports base):")
logo = Image.new('RGBA', (200, 200), (255, 128, 0, 200))
failures += not check("Image.Resampling.LANCZOS exists",
lambda: str(Image.Resampling.LANCZOS))
-384
View File
@@ -1,384 +0,0 @@
#!/usr/bin/env python3
"""
Vegas Mode Density Audit
Reports how much of the Vegas ticker is actually showing something. Loads the
real enabled plugins, pulls each one's content through the real
``PluginAdapter``, composes the strip through the real ``ScrollHelper``, then
measures the result.
The headline number is the **dead-frame ratio**: the fraction of viewport
positions across a full cycle that are effectively blank. Because the panel
only ever shows ``display_width`` columns at a time, a blank stretch wider than
the viewport is a stretch where the display looks switched off — so this ratio
tracks perceived dead time rather than just counting unlit pixels.
Runs entirely off-hardware, so it is safe to run alongside a live display.
Usage:
# Audit every enabled plugin at the display size from config.json
python scripts/dev/vegas_audit.py
# Specific plugins, dump each segment as a PNG for eyeballing
python scripts/dev/vegas_audit.py -p of-the-day,youtube-stats --dump-dir /tmp/vg
# Machine-readable, for before/after comparison
python scripts/dev/vegas_audit.py --json > after.json
"""
import argparse
import json
import logging
import os
import sys
import time
from pathlib import Path
from typing import Any, Dict, List
PROJECT_ROOT = Path(__file__).resolve().parent.parent.parent
sys.path.insert(0, str(PROJECT_ROOT))
# Must precede any src import that may reach for hardware.
os.environ.setdefault('EMULATOR', 'true')
from PIL import Image # noqa: E402
from src.common.scroll_helper import ScrollHelper # noqa: E402
from src.plugin_system.testing.loading import ( # noqa: E402
build_full_config,
find_plugin_dir,
load_manifest,
)
from src.vegas_mode.config import VegasModeConfig # noqa: E402
from src.vegas_mode.geometry import ( # noqa: E402
DEFAULT_INK_THRESHOLD,
column_has_ink,
content_bounds,
dead_window_stats,
window_coverage_stats,
)
from src.vegas_mode.plugin_adapter import PluginAdapter # noqa: E402
# Sampling stride for the dead-window scan. A full cycle can be 30,000px wide;
# 4px granularity keeps the scan instant while staying well under the ~10px a
# single scroll step ever covers, so no dead stretch is missed.
DEAD_SCAN_STEP = 4
def load_main_config(path: Path) -> Dict[str, Any]:
with open(path, 'r') as fh:
return json.load(fh)
def display_size_from_config(config: Dict[str, Any]) -> tuple:
"""Derive the logical ticker size the way DisplayManager does."""
hw = config.get('display', {}).get('hardware', {})
cols = int(hw.get('cols', 64))
chain = int(hw.get('chain_length', 1))
rows = int(hw.get('rows', 32))
parallel = int(hw.get('parallel', 1))
return cols * chain, rows * parallel
def enabled_plugin_ids(config: Dict[str, Any]) -> List[str]:
"""Plugin IDs that are enabled in config, excluding non-plugin sections."""
ids = []
for key, value in config.items():
if isinstance(value, dict) and value.get('enabled') is True:
ids.append(key)
return ids
def instantiate(plugin_id: str, display_manager, cache_manager, plugin_manager):
"""Load one plugin offline. Returns the instance or None."""
from src.plugin_system.plugin_loader import PluginLoader
search_dirs = [
str(PROJECT_ROOT / 'plugin-repos'),
str(PROJECT_ROOT / 'plugins'),
]
plugin_dir = find_plugin_dir(plugin_id, search_dirs)
if not plugin_dir:
return None
try:
manifest = load_manifest(Path(plugin_dir))
cfg = build_full_config(Path(plugin_dir))
instance, _ = PluginLoader().load_plugin(
plugin_id=plugin_id,
manifest=manifest,
plugin_dir=Path(plugin_dir),
config=cfg,
display_manager=display_manager,
cache_manager=cache_manager,
plugin_manager=plugin_manager,
install_deps=False,
)
return instance
except Exception as exc: # noqa: BLE001 - audit tool must survive any plugin
print(f" ! {plugin_id}: load failed ({type(exc).__name__}: {exc})",
file=sys.stderr)
return None
def join_rows(images: List[Image.Image], gap: int) -> Image.Image:
"""Concatenate one plugin's rows, matching RenderPipeline._join_plugin_rows."""
if len(images) == 1:
return images[0]
gap = max(0, gap)
width = sum(img.width for img in images) + gap * (len(images) - 1)
height = max(img.height for img in images)
block = Image.new('RGB', (width, height), (0, 0, 0))
x = 0
for img in images:
block.paste(img, (x, 0))
x += img.width + gap
return block
def measure_segment(images: List[Image.Image], display_width: int,
scroll_speed: float, threshold: int) -> Dict[str, Any]:
"""Geometry of one plugin's contribution to the ticker."""
total_width = sum(img.width for img in images)
combined = Image.new('RGB', (max(1, total_width), images[0].height))
x = 0
for img in images:
combined.paste(img, (x, 0))
x += img.width
ink = column_has_ink(combined, threshold)
bounds = content_bounds(combined, threshold)
ink_cols = int(ink.sum())
return {
'images': len(images),
'width_px': total_width,
'ink_cols': ink_cols,
'ink_pct': round(100.0 * ink_cols / total_width, 1) if total_width else 0.0,
'lead_black_px': bounds[0] if bounds else total_width,
'trail_black_px': (total_width - 1 - bounds[1]) if bounds else 0,
'seconds_on_screen': round(total_width / scroll_speed, 1) if scroll_speed else 0.0,
'widths': [img.width for img in images],
}
def main() -> int:
parser = argparse.ArgumentParser(
description='Audit Vegas mode content density')
parser.add_argument('--config', default=str(PROJECT_ROOT / 'config' / 'config.json'),
help='Path to main config.json')
parser.add_argument('-p', '--plugins', default=None,
help='Comma-separated plugin IDs (default: all enabled)')
parser.add_argument('--width', type=int, default=None,
help='Override display width (default: from config hardware)')
parser.add_argument('--height', type=int, default=None,
help='Override display height (default: from config hardware)')
parser.add_argument('--dump-dir', default=None,
help='Write each segment and the composed strip as PNGs here')
parser.add_argument('--threshold', type=int, default=DEFAULT_INK_THRESHOLD,
help=f'Ink threshold (default: {DEFAULT_INK_THRESHOLD})')
parser.add_argument('--per-cycle', type=int, default=None,
help='Plugins composed per cycle '
'(default: buffer_ahead + 1, matching production)')
parser.add_argument('--json', action='store_true',
help='Emit JSON instead of a text report')
args = parser.parse_args()
config = load_main_config(Path(args.config))
vegas = VegasModeConfig.from_config(config)
cfg_w, cfg_h = display_size_from_config(config)
width = args.width or cfg_w
height = args.height or cfg_h
speed = vegas.scroll_speed
if args.plugins:
plugin_ids = [p.strip() for p in args.plugins.split(',') if p.strip()]
else:
plugin_ids = vegas.get_ordered_plugins(enabled_plugin_ids(config))
dump_dir = Path(args.dump_dir) if args.dump_dir else None
if dump_dir:
dump_dir.mkdir(parents=True, exist_ok=True)
from src.plugin_system.testing import (
MockCacheManager, MockPluginManager, VisualTestDisplayManager,
)
display_manager = VisualTestDisplayManager(width=width, height=height)
cache_manager = MockCacheManager()
plugin_manager = MockPluginManager()
# Pass the loaded config, exactly as VegasModeCoordinator does. Omitting it
# makes PluginAdapter fall back to VegasModeConfig() defaults, so the audit
# would silently report trimming and width-budget behaviour that differs
# from the user's config.json — the same drift the lead_gap and grouping
# arguments below exist to avoid.
adapter = PluginAdapter(display_manager, vegas)
if not args.json:
print(f"Vegas audit — display {width}x{height}, scroll {speed:g}px/s, "
f"separator {vegas.separator_width}px")
print(f"One display width = {width / speed:.1f}s of screen time\n")
results: List[Dict[str, Any]] = []
segments: List[Image.Image] = []
for plugin_id in plugin_ids:
started = time.time()
instance = instantiate(plugin_id, display_manager, cache_manager, plugin_manager)
if instance is None:
results.append({'plugin': plugin_id, 'status': 'load_failed'})
continue
plugin_manager.plugins[plugin_id] = instance
adapter.invalidate_cache(plugin_id)
try:
images = adapter.get_content(instance, plugin_id)
except Exception as exc: # noqa: BLE001
results.append({'plugin': plugin_id, 'status': 'fetch_error',
'error': f'{type(exc).__name__}: {exc}'})
continue
fetch_ms = round((time.time() - started) * 1000)
if not images:
results.append({'plugin': plugin_id, 'status': 'no_content',
'fetch_ms': fetch_ms})
if not args.json:
print(f" {plugin_id:28s} NO CONTENT ({fetch_ms}ms)")
continue
entry = {'plugin': plugin_id, 'status': 'ok', 'fetch_ms': fetch_ms}
entry.update(measure_segment(images, width, speed, args.threshold))
results.append(entry)
segments.extend(images)
if dump_dir:
for idx, img in enumerate(images):
img.save(dump_dir / f"{plugin_id}__{idx:02d}.png")
if not args.json:
print(f" {plugin_id:28s} {entry['width_px']:>6d}px "
f"{entry['images']:>2d} img ink {entry['ink_pct']:>5.1f}% "
f"lead {entry['lead_black_px']:>4d} tail {entry['trail_black_px']:>4d} "
f"{entry['seconds_on_screen']:>6.1f}s ({fetch_ms}ms)")
summary: Dict[str, Any] = {
'display_width': width,
'display_height': height,
'scroll_speed': speed,
'separator_width': vegas.separator_width,
'plugins_audited': len(plugin_ids),
'plugins_with_content': sum(1 for r in results if r.get('status') == 'ok'),
}
# Production composes only the plugins sitting in the active buffer, so
# measuring one giant strip of every plugin would hide the per-cycle costs
# (most importantly the leading gap, which is charged once per cycle).
# Group the segments the way the running service does.
per_cycle = max(1, args.per_cycle or vegas.plugins_per_cycle)
cycles: List[Dict[str, Any]] = []
with_content = [r for r in results if r.get('status') == 'ok']
if segments:
logger = logging.getLogger('vegas_audit')
seg_index = 0
for start in range(0, len(with_content), per_cycle):
group = with_content[start:start + per_cycle]
# Mirror RenderPipeline: each plugin's rows are joined by
# intra_plugin_gap into one block, and separator_width is applied
# only between blocks. Measuring a flat list here would report gaps
# the service does not emit.
blocks: List[Image.Image] = []
for entry in group:
count = entry['images']
rows = segments[seg_index:seg_index + count]
seg_index += count
if rows:
blocks.append(join_rows(rows, vegas.intra_plugin_gap))
if not blocks:
continue
# ScrollHelper logs unconditionally, so it needs a real logger.
helper = ScrollHelper(width, height, logger)
helper.create_scrolling_image(
content_items=blocks,
item_gap=vegas.separator_width,
element_gap=0,
# Must match RenderPipeline. Omitting this made the audit
# measure a full-display-width leading gap the service no
# longer emits, overstating dead space by 512px per cycle.
lead_gap=vegas.lead_in_width,
)
composed = helper.cached_image
if composed is None:
continue
dead = dead_window_stats(composed, width, args.threshold, step=DEAD_SCAN_STEP)
cover = window_coverage_stats(
composed, width, args.threshold, step=DEAD_SCAN_STEP)
if dump_dir:
composed.save(dump_dir / f"_cycle{len(cycles):02d}.png")
cycles.append({
'plugins': [e['plugin'] for e in group],
'width_px': composed.width,
'seconds': round(composed.width / speed, 1) if speed else 0.0,
'dead_pct': round(100 * dead.dead_ratio, 1),
'longest_dead_seconds': round(
dead.longest_dead_run * DEAD_SCAN_STEP / speed, 1) if speed else 0.0,
'mean_ink_pct': round(100 * cover.mean_ink_ratio, 1),
'sparse_pct': round(100 * cover.sparse_ratio, 1),
'longest_sparse_seconds': round(
cover.longest_sparse_run * DEAD_SCAN_STEP / speed, 1) if speed else 0.0,
})
if cycles:
total_px = sum(c['width_px'] for c in cycles)
# Weight each cycle by its width so a long cycle counts proportionally.
summary.update({
'cycles': len(cycles),
'total_px': total_px,
'full_rotation_seconds': round(total_px / speed, 1) if speed else 0.0,
'dead_pct': round(
sum(c['dead_pct'] * c['width_px'] for c in cycles) / total_px, 1),
'mean_ink_pct': round(
sum(c['mean_ink_pct'] * c['width_px'] for c in cycles) / total_px, 1),
'sparse_pct': round(
sum(c['sparse_pct'] * c['width_px'] for c in cycles) / total_px, 1),
'worst_dead_seconds': max(c['longest_dead_seconds'] for c in cycles),
'worst_sparse_seconds': max(c['longest_sparse_seconds'] for c in cycles),
})
if args.json:
print(json.dumps({'summary': summary, 'cycles': cycles, 'plugins': results},
indent=2))
else:
print(f"\n Cycles ({per_cycle} plugins each, as production composes them):")
for idx, cyc in enumerate(cycles):
print(f" [{idx}] {cyc['width_px']:>6d}px {cyc['seconds']:>6.1f}s "
f"ink {cyc['mean_ink_pct']:>5.1f}% blank {cyc['dead_pct']:>5.1f}% "
f"worst blank {cyc['longest_dead_seconds']:>5.1f}s "
f"| {', '.join(cyc['plugins'])}")
print(f"\n {'-' * 66}")
print(f" full rotation {summary.get('full_rotation_seconds', 0):>7.1f}s "
f"over {summary.get('cycles', 0)} cycles")
print(f" mean ink coverage {summary.get('mean_ink_pct', 0):>7.1f}% "
f"(higher is better; target >25%)")
print(f" fully blank {summary.get('dead_pct', 0):>7.1f}% (target <2%)")
print(f" reads as empty {summary.get('sparse_pct', 0):>7.1f}% (target <15%)")
print(f" worst blank stretch {summary.get('worst_dead_seconds', 0):>7.1f}s "
f"(target <1.5s)")
print(f" plugins w/ content {summary.get('plugins_with_content', 0):>7d}"
f" of {summary['plugins_audited']}")
return 0
if __name__ == '__main__':
raise SystemExit(main())
+72 -198
View File
@@ -16,7 +16,6 @@ Opens at http://localhost:5001
import sys
import os
import json
import re
import time
import argparse
import logging
@@ -45,10 +44,6 @@ MAX_HEIGHT = 512
MIN_WIDTH = 1
MIN_HEIGHT = 1
# plugin_id arrives in request input and is used to build filesystem paths —
# allowlist it (same pattern the web UI's pages_v3 uses)
_SAFE_PLUGIN_ID_RE = re.compile(r'^[a-zA-Z0-9_-]{1,64}$')
# --------------------------------------------------------------------------
# Plugin discovery
@@ -111,30 +106,15 @@ def discover_plugins() -> List[Dict[str, Any]]:
def find_plugin_dir(plugin_id: str) -> Optional[Path]:
"""Find a plugin directory by ID.
plugin_id comes from request input: it must pass an allowlist match,
and the resulting directory is normalized and required to live inside
one of the plugin search dirs, so a crafted id can never name a path
outside them.
"""
if not isinstance(plugin_id, str) or not _SAFE_PLUGIN_ID_RE.match(plugin_id):
return None
"""Find a plugin directory by ID."""
from src.plugin_system.plugin_loader import PluginLoader
loader = PluginLoader()
for search_dir in get_search_dirs():
if not search_dir.exists():
continue
result = loader.find_plugin_directory(plugin_id, search_dir)
if not result:
continue
# Normalize WITHOUT following symlinks (dev plugins are often
# symlinked into plugins/) and require lexical containment in the
# search dir, so no id can ever name a path outside it.
result_abs = os.path.abspath(str(result))
root_abs = os.path.abspath(str(search_dir))
if os.path.commonpath([result_abs, root_abs]) == root_abs:
return Path(result_abs)
if result:
return Path(result)
return None
@@ -196,118 +176,6 @@ def api_plugin_defaults(plugin_id):
return jsonify({'defaults': defaults})
def _render_once(plugin_id, plugin_dir, manifest, config, mock_data, width, height,
skip_update):
"""Render one plugin at one size. Returns the /api/render response dict.
A fresh plugin instance per call, mirroring the safety harness, so sizes
never share state.
"""
from src.plugin_system.testing import VisualTestDisplayManager, MockCacheManager, MockPluginManager
from src.plugin_system.plugin_loader import PluginLoader
display_manager = VisualTestDisplayManager(width=width, height=height)
cache_manager = MockCacheManager()
plugin_manager = MockPluginManager()
# Pre-populate cache with mock data
for key, value in mock_data.items():
cache_manager.set(key, value)
loader = PluginLoader()
errors = []
warnings = []
plugin_instance, _module = loader.load_plugin(
plugin_id=plugin_id,
manifest=manifest,
plugin_dir=plugin_dir,
config=config,
display_manager=display_manager,
cache_manager=cache_manager,
plugin_manager=plugin_manager,
install_deps=False,
)
start_time = time.time()
# Run update()
if not skip_update:
try:
plugin_instance.update()
except Exception as e:
logger.warning("update() raised for plugin %s", plugin_id, exc_info=True)
warnings.append(f"update() raised: {type(e).__name__} — see server log")
# Run display()
try:
plugin_instance.display(force_clear=True)
except Exception as e:
logger.warning("display() raised for plugin %s", plugin_id, exc_info=True)
errors.append(f"display() raised: {type(e).__name__} — see server log")
render_time_ms = round((time.time() - start_time) * 1000, 1)
return {
'image': f'data:image/png;base64,{display_manager.get_image_base64()}',
'width': width,
'height': height,
'render_time_ms': render_time_ms,
'errors': errors,
'warnings': warnings,
}
def _trusted_plugin_dir(plugin_dir: Path) -> Optional[Path]:
"""Re-derive a plugin directory from the search dirs' own listings.
Path-injection barrier: unlike ``Path.iterdir()`` (which CodeQL doesn't
recognize as a taint-clearing enumeration), ``os.scandir()`` is. The
returned Path is built from a trusted root plus a name the filesystem
itself produced under that root via scandir — request-derived strings
never enter its construction — so a crafted plugin id can never make
downstream file access leave the plugin search dirs. Comparison is by
name, deliberately without symlink resolution (dev plugins are
commonly symlinked into plugins/).
"""
wanted_name = Path(os.path.normpath(str(plugin_dir))).name
for search_dir in get_search_dirs():
search_dir_str = str(search_dir)
try:
with os.scandir(search_dir_str) as entries:
for entry in entries:
if entry.name == wanted_name and entry.is_dir():
return Path(search_dir_str) / entry.name
except OSError:
continue
return None
def _parse_render_request(data):
"""Shared /api/render* request prep. Returns (plugin_dir, manifest, config,
mock_data, skip_update) or raises ValueError with a client message."""
plugin_id = data['plugin_id']
candidate_dir = find_plugin_dir(plugin_id)
# Never reuse `candidate_dir` past this point: it's built from
# request-derived input, and a variable reassigned only on some paths
# isn't a barrier CodeQL's flow analysis honors. `trusted_dir` is the
# sole name used below, always the scandir-sourced result.
trusted_dir = _trusted_plugin_dir(candidate_dir) if candidate_dir else None
if not trusted_dir:
raise LookupError(f'Plugin not found: {plugin_id}')
manifest_path = trusted_dir / 'manifest.json'
with open(manifest_path, 'r') as f:
manifest = json.load(f)
# Build config: schema defaults + user overrides
config = {'enabled': True}
config.update(load_config_defaults(trusted_dir))
config.update(data.get('config', {}))
return trusted_dir, manifest, config, data.get('mock_data', {}), data.get('skip_update', False)
@app.route('/api/render', methods=['POST'])
def api_render():
"""Render a plugin and return the display as base64 PNG."""
@@ -315,6 +183,11 @@ def api_render():
if not data or 'plugin_id' not in data:
return jsonify({'error': 'plugin_id is required'}), 400
plugin_id = data['plugin_id']
user_config = data.get('config', {})
mock_data = data.get('mock_data', {})
skip_update = data.get('skip_update', False)
try:
width = int(data.get('width', 128))
height = int(data.get('height', 32))
@@ -326,77 +199,78 @@ def api_render():
if not (MIN_HEIGHT <= height <= MAX_HEIGHT):
return jsonify({'error': f'height must be between {MIN_HEIGHT} and {MAX_HEIGHT}'}), 400
try:
plugin_dir, manifest, config, mock_data, skip_update = _parse_render_request(data)
except LookupError:
return jsonify({'error': f"Plugin not found: {data['plugin_id']}"}), 404
except Exception:
# Bad manifest.json / schema / fixture — details go to the dev's
# console, not the HTTP response
app.logger.exception('render request preparation failed')
return jsonify({'error': 'Could not prepare render request; see server log'}), 400
# Find plugin
plugin_dir = find_plugin_dir(plugin_id)
if not plugin_dir:
return jsonify({'error': f'Plugin not found: {plugin_id}'}), 404
# Load manifest
manifest_path = plugin_dir / 'manifest.json'
with open(manifest_path, 'r') as f:
manifest = json.load(f)
# Build config: schema defaults + user overrides
config_defaults = load_config_defaults(plugin_dir)
config = {'enabled': True}
config.update(config_defaults)
config.update(user_config)
# Create display manager and mocks
from src.plugin_system.testing import VisualTestDisplayManager, MockCacheManager, MockPluginManager
from src.plugin_system.plugin_loader import PluginLoader
display_manager = VisualTestDisplayManager(width=width, height=height)
cache_manager = MockCacheManager()
plugin_manager = MockPluginManager()
# Pre-populate cache with mock data
for key, value in mock_data.items():
cache_manager.set(key, value)
# Load plugin
loader = PluginLoader()
errors = []
warnings = []
try:
result = _render_once(data['plugin_id'], plugin_dir, manifest, config,
mock_data, width, height, skip_update)
except Exception:
app.logger.exception('plugin load failed during render')
return jsonify({'error': 'Failed to load plugin; see server log'}), 500
return jsonify(result)
plugin_instance, module = loader.load_plugin(
plugin_id=plugin_id,
manifest=manifest,
plugin_dir=plugin_dir,
config=config,
display_manager=display_manager,
cache_manager=cache_manager,
plugin_manager=plugin_manager,
install_deps=False,
)
except Exception as e:
return jsonify({'error': f'Failed to load plugin: {e}'}), 500
start_time = time.time()
@app.route('/api/sizes')
def api_sizes():
"""The representative panel-size sample the safety harness renders at."""
from src.plugin_system.testing.sizes import DEFAULT_TEST_SIZES
return jsonify({'sizes': [list(s) for s in DEFAULT_TEST_SIZES]})
MAX_MATRIX_SIZES = 12
@app.route('/api/render-matrix', methods=['POST'])
def api_render_matrix():
"""Render a plugin at a list of sizes (default: the harness sample) so the
UI can show a side-by-side multi-resolution gallery."""
data = request.get_json()
if not data or 'plugin_id' not in data:
return jsonify({'error': 'plugin_id is required'}), 400
from src.plugin_system.testing.sizes import DEFAULT_TEST_SIZES
sizes = data.get('sizes') or [list(s) for s in DEFAULT_TEST_SIZES]
if len(sizes) > MAX_MATRIX_SIZES:
return jsonify({'error': f'at most {MAX_MATRIX_SIZES} sizes per request'}), 400
parsed_sizes = []
for pair in sizes:
# Run update()
if not skip_update:
try:
w, h = int(pair[0]), int(pair[1])
except (TypeError, ValueError, IndexError):
return jsonify({'error': f'invalid size entry {pair!r} (expected [w, h])'}), 400
if not (MIN_WIDTH <= w <= MAX_WIDTH and MIN_HEIGHT <= h <= MAX_HEIGHT):
return jsonify({'error': f'size {w}x{h} out of bounds'}), 400
parsed_sizes.append((w, h))
plugin_instance.update()
except Exception as e:
warnings.append(f"update() raised: {e}")
# Run display()
try:
plugin_dir, manifest, config, mock_data, skip_update = _parse_render_request(data)
except LookupError:
return jsonify({'error': f"Plugin not found: {data['plugin_id']}"}), 404
except Exception:
app.logger.exception('render request preparation failed')
return jsonify({'error': 'Could not prepare render request; see server log'}), 400
plugin_instance.display(force_clear=True)
except Exception as e:
errors.append(f"display() raised: {e}")
results = []
for w, h in parsed_sizes:
try:
results.append(_render_once(data['plugin_id'], plugin_dir, manifest,
config, mock_data, w, h, skip_update))
except Exception:
app.logger.exception('plugin load failed during %dx%d render', w, h)
results.append({'image': None, 'width': w, 'height': h,
'render_time_ms': 0,
'errors': ['Failed to load plugin; see server log'],
'warnings': []})
return jsonify({'results': results})
render_time_ms = round((time.time() - start_time) * 1000, 1)
return jsonify({
'image': f'data:image/png;base64,{display_manager.get_image_base64()}',
'width': width,
'height': height,
'render_time_ms': render_time_ms,
'errors': errors,
'warnings': warnings,
})
# --------------------------------------------------------------------------
-74
View File
@@ -1,74 +0,0 @@
#!/bin/bash
# safe_pip_install.sh — Install a requirements.txt as root after validating
# that the resolved path is the project's own requirements.txt or a plugin's
# requirements.txt under plugin-repos/ or plugins/.
#
# This script is intended to be called via sudo from the web interface, so
# that packages a plugin declares end up visible to ledmatrix.service (which
# runs as root) rather than only to whichever non-root user runs the web
# interface. Plugin code already runs as root once loaded, so installing its
# declared dependencies as root is not a new trust boundary.
#
# Usage: safe_pip_install.sh <requirements_txt_path>
set -euo pipefail
if [ $# -ne 1 ]; then
echo "Usage: $0 <requirements_txt_path>" >&2
exit 1
fi
TARGET="$1"
# Determine the project root (parent of scripts/fix_perms/)
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
# Allowed locations (resolved, no trailing slash):
# - the project's own requirements.txt
# - any requirements.txt under plugin-repos/ or plugins/
ALLOWED_EXACT="$(realpath --canonicalize-missing "$PROJECT_ROOT/requirements.txt")"
ALLOWED_BASES=(
"$(realpath --canonicalize-missing "$PROJECT_ROOT/plugin-repos")"
"$(realpath --canonicalize-missing "$PROJECT_ROOT/plugins")"
)
# Resolve the target path (follow symlinks); works even if it doesn't exist.
RESOLVED_TARGET="$(realpath --canonicalize-missing "$TARGET")"
# Must be named requirements.txt — never install from an arbitrary file.
if [ "$(basename "$RESOLVED_TARGET")" != "requirements.txt" ]; then
echo "DENIED: $RESOLVED_TARGET is not a requirements.txt file" >&2
exit 2
fi
ALLOWED=false
if [ "$RESOLVED_TARGET" = "$ALLOWED_EXACT" ]; then
ALLOWED=true
else
for BASE in "${ALLOWED_BASES[@]}"; do
if [[ "$RESOLVED_TARGET" == "$BASE/"* ]]; then
ALLOWED=true
break
fi
done
fi
if [ "$ALLOWED" = false ]; then
echo "DENIED: $RESOLVED_TARGET is not an allowed requirements.txt location" >&2
echo "Allowed: $ALLOWED_EXACT, or any requirements.txt under: ${ALLOWED_BASES[*]}" >&2
exit 2
fi
if [ ! -f "$RESOLVED_TARGET" ]; then
echo "ERROR: $RESOLVED_TARGET does not exist" >&2
exit 3
fi
PYTHON_PATH="$(command -v python3)"
# --ignore-installed: root's site-packages often has apt/dpkg-managed copies
# of common libraries (requests, urllib3, ...) with no pip RECORD file, which
# pip refuses to uninstall in place ("Cannot uninstall: no RECORD file was
# found"). This tells pip to install the newer version alongside rather than
# aborting the whole requirements.txt install over one such conflict.
exec "$PYTHON_PATH" -m pip install --break-system-packages --ignore-installed -r "$RESOLVED_TARGET"
-356
View File
@@ -1,356 +0,0 @@
#!/usr/bin/env python3
"""
Security Report Generator
Aggregates JSON output from all CI security audit jobs into a single
Markdown report suitable for PR comments and artifact storage.
Expected artifact layout (from actions/download-artifact@v4):
<artifact-dir>/
sast-results/
bandit-results.json
semgrep-results.json
dependency-audit-results/
pip-audit-results.json
safety-results.json
secrets-scan-results/
gitleaks-results.json
security-proofs-results/
security-proofs-results.json
plugin-audit-results/
plugin-audit-results.json
Usage:
python scripts/generate_report.py --artifact-dir audit-artifacts/ --output report.md
python scripts/generate_report.py --artifact-dir audit-artifacts/ --output report.md --verbose
"""
import argparse
import json
import sys
from pathlib import Path
from datetime import datetime, timezone
PROJECT_ROOT = Path(__file__).resolve().parent.parent
# Gitleaks matches exactly equal to one of these (not a substring match -- a
# real secret that merely contains one of these words as part of its actual
# value must still be reported) are known template placeholders.
_GITLEAKS_SUPPRESS_EXACT_VALUES = {
"YOUR_YOUTUBE_API_KEY",
"YOUR_YOUTUBE_CHANNEL_ID",
"YOUR_GITHUB_PERSONAL_ACCESS_TOKEN",
}
# Findings in these files are suppressed regardless of value -- they are
# template/example files that are expected to only ever contain placeholders.
_GITLEAKS_SUPPRESS_PATHS = [
"config_secrets.template.json",
"config.template.json",
]
# ─────────────────────────────────────────────────────────────────────────────
# Helpers
# ─────────────────────────────────────────────────────────────────────────────
def _load(path: Path) -> tuple[dict | list | None, str | None]:
"""Load a JSON artifact file.
Returns (data, error): error is None on success (data is whatever was
parsed, which may legitimately be an empty list/dict for a clean scan);
otherwise error is a human-readable reason the artifact is unavailable,
distinguishing "missing/malformed artifact" from "valid empty result" so
callers don't silently treat a broken CI job as a clean pass.
"""
if not path.exists():
return None, f"artifact not found: {path}"
try:
return json.loads(path.read_text(encoding="utf-8")), None
except (json.JSONDecodeError, OSError) as exc:
return None, f"could not read/parse {path}: {exc}"
def _md_sanitize_cell(value: object) -> str:
"""Escape/normalize a value so scanner-controlled content (a matched
secret, a bandit issue_text, a file path) can't alter the Markdown
table's structure: pipes would add bogus columns, newlines would break
out of the row (or forge a fake header/separator line)."""
text = str(value)
text = text.replace("\\", "\\\\").replace("|", "\\|")
text = text.replace("\r\n", " ").replace("\n", " ").replace("\r", " ")
return text
def _md_table_row(*cells: str) -> str:
return "| " + " | ".join(_md_sanitize_cell(c) for c in cells) + " |"
# ─────────────────────────────────────────────────────────────────────────────
# Per-tool summarizers
# Returns: (markdown_lines: list[str], critical_count: int, available: bool)
# `available=False` means the artifact was missing or malformed -- distinct
# from a valid scan that simply found nothing -- so the caller can report
# INCOMPLETE instead of silently counting it as a clean pass.
# ─────────────────────────────────────────────────────────────────────────────
def _summarize_bandit(artifact_dir: Path) -> tuple[list[str], int, bool]:
data, error = _load(artifact_dir / "sast-results" / "bandit-results.json")
if error:
return [f"_bandit results unavailable: {error}_"], 0, False
results = data.get("results", [])
high = [r for r in results if r.get("issue_severity") == "HIGH"]
medium = [r for r in results if r.get("issue_severity") == "MEDIUM"]
low = [r for r in results if r.get("issue_severity") == "LOW"]
lines = [
f"**Bandit**: {len(high)} HIGH · {len(medium)} MEDIUM · {len(low)} LOW"
]
if high:
lines += [
"",
"| Severity | File | Line | Issue |",
"| --- | --- | --- | --- |",
]
for r in high[:10]:
fname = Path(r.get("filename", "")).name
lines.append(_md_table_row(
"HIGH", f"`{fname}`",
str(r.get("line_number", "?")),
r.get("issue_text", "")
))
if len(high) > 10:
lines.append(f"_… and {len(high) - 10} more HIGH findings_")
return lines, len(high), True
def _summarize_pip_audit(artifact_dir: Path) -> tuple[list[str], int, bool]:
data, error = _load(artifact_dir / "dependency-audit-results" / "pip-audit-results.json")
if error:
return [f"_pip-audit results unavailable: {error}_"], 0, False
# pip-audit JSON format: {"dependencies": [{"name": ..., "vulns": [...]}]}
vulns: list[dict] = []
for dep in data.get("dependencies", []):
for v in dep.get("vulns", []):
vulns.append({"package": dep.get("name", "?"), **v})
lines = [f"**pip-audit**: {len(vulns)} vulnerabilities found"]
if vulns:
lines += ["", "| Package | ID | Fix |", "| --- | --- | --- |"]
for v in vulns[:10]:
fix = v.get("fix_versions", ["none"])
fix_str = ", ".join(fix) if fix else "none"
lines.append(_md_table_row(
v.get("package", "?"),
v.get("id", "?"),
fix_str,
))
# Treat known vulnerabilities as warnings, not critical (they may be unavoidable)
return lines, 0, True
def _summarize_gitleaks(artifact_dir: Path) -> tuple[list[str], int, bool]:
data, error = _load(artifact_dir / "secrets-scan-results" / "gitleaks-results.json")
if error:
return [f"_gitleaks results unavailable: {error}_"], 0, False
if not isinstance(data, list):
data = []
real_findings = []
suppressed = 0
for finding in data:
secret_val = str(finding.get("Secret", "") or finding.get("Match", ""))
file_name = Path(finding.get("File", "")).name
if (secret_val in _GITLEAKS_SUPPRESS_EXACT_VALUES
or file_name in _GITLEAKS_SUPPRESS_PATHS):
suppressed += 1
else:
real_findings.append(finding)
lines = [
f"**Gitleaks**: {len(real_findings)} finding(s) "
f"({suppressed} suppressed as template placeholders)"
]
if real_findings:
lines += ["", "| Rule | File | Line | Description |", "| --- | --- | --- | --- |"]
for f in real_findings[:10]:
fname = Path(f.get("File", "")).name
lines.append(_md_table_row(
f.get("RuleID", "?"),
f"`{fname}`",
str(f.get("StartLine", "?")),
f.get("Description", ""),
))
critical = len(real_findings) # any real secret is critical
return lines, critical, True
def _summarize_security_proofs(artifact_dir: Path) -> tuple[list[str], int, bool]:
data, error = _load(artifact_dir / "security-proofs-results" / "security-proofs-results.json")
if error:
return [f"_security proofs results unavailable: {error}_"], 0, False
if not isinstance(data, list):
data = []
critical = [r for r in data if r.get("severity") == "CRITICAL"]
warnings = [r for r in data if r.get("severity") == "WARNING"]
passed = [r for r in data if r.get("severity") == "PASS"]
skipped = [r for r in data if r.get("severity") == "SKIP"]
lines = [
f"**Security Proofs**: "
f"{len(passed)} PASS · {len(warnings)} WARN · "
f"{len(critical)} CRITICAL · {len(skipped)} SKIP",
"",
]
_icon = {"PASS": "", "INFO": "", "WARNING": "⚠️", # nosec B105 - severity labels, not credentials
"CRITICAL": "🚨", "SKIP": "⏭️"}
for r in data:
icon = _icon.get(r.get("severity", ""), "")
lines.append(
f"- {icon} **{r.get('test_id', '?')}**: {r.get('message', '')}"
)
if r.get("details") and r.get("severity") in ("CRITICAL", "WARNING"):
lines.append(f" - _{r['details']}_")
return lines, len(critical), True
def _summarize_plugin_audit(artifact_dir: Path) -> tuple[list[str], int, bool]:
data, error = _load(artifact_dir / "plugin-audit-results" / "plugin-audit-results.json")
if error:
return [f"_plugin audit results unavailable: {error}_"], 0, False
summary = data.get("summary", {})
findings = data.get("findings", [])
critical_findings = [f for f in findings if f.get("severity") == "CRITICAL"]
warning_findings = [f for f in findings if f.get("severity") == "WARNING"]
lines = [
f"**Plugin Audit**: {data.get('plugins_scanned', '?')} plugins scanned — "
f"{summary.get('critical', 0)} CRITICAL · {summary.get('warnings', 0)} WARNINGS"
]
if critical_findings:
lines += ["", "| Plugin | File | Line | Rule | Message |",
"| --- | --- | --- | --- | --- |"]
for f in critical_findings[:10]:
fname = Path(f.get("file", "")).name
lines.append(_md_table_row(
f.get("plugin_id", "?"),
f"`{fname}`",
str(f.get("line", "?")),
f.get("rule", "?"),
f.get("message", ""),
))
if warning_findings and not critical_findings:
lines.append(f"\n_{len(warning_findings)} warning(s) found — see artifact for details_")
return lines, summary.get("critical", 0), True
# ─────────────────────────────────────────────────────────────────────────────
# Main
# ─────────────────────────────────────────────────────────────────────────────
def main() -> int:
parser = argparse.ArgumentParser(
description="Generate consolidated security audit report",
formatter_class=argparse.RawDescriptionHelpFormatter,
)
parser.add_argument("--artifact-dir", required=True,
help="Directory containing downloaded CI artifacts")
parser.add_argument("--output", "-o", required=True,
help="Output Markdown file path")
parser.add_argument("--verbose", "-v", action="store_true")
args = parser.parse_args()
artifact_dir = Path(args.artifact_dir)
timestamp = datetime.now(timezone.utc).strftime("%Y-%m-%d %H:%M UTC")
bandit_lines, bandit_crit, bandit_ok = _summarize_bandit(artifact_dir)
pip_audit_lines, pip_audit_crit, pip_audit_ok = _summarize_pip_audit(artifact_dir)
gitleaks_lines, gitleaks_crit, gitleaks_ok = _summarize_gitleaks(artifact_dir)
proofs_lines, proofs_crit, proofs_ok = _summarize_security_proofs(artifact_dir)
plugins_lines, plugins_crit, plugins_ok = _summarize_plugin_audit(artifact_dir)
unavailable_tools = [
name for name, ok in [
("bandit", bandit_ok), ("pip-audit", pip_audit_ok),
("gitleaks", gitleaks_ok), ("security-proofs", proofs_ok),
("plugin-audit", plugins_ok),
] if not ok
]
total_critical = bandit_crit + pip_audit_crit + gitleaks_crit + proofs_crit + plugins_crit
if unavailable_tools:
# A missing/malformed artifact means that tool's checks never
# actually ran -- this must not be reported as a clean PASS just
# because the *artifacts that did load* found nothing.
overall = "INCOMPLETE ⚠️"
elif total_critical > 0:
overall = "ACTION REQUIRED 🚨"
else:
overall = "PASSED ✅"
def section(title: str, lines: list[str]) -> str:
return f"### {title}\n\n" + "\n".join(lines) + "\n"
incomplete_note = (
f"\n_⚠️ Incomplete: results unavailable for {', '.join(unavailable_tools)} "
f"— see the corresponding section(s) below for details_\n"
if unavailable_tools else ""
)
report = f"""## 🔒 Security Audit — {overall}
_Generated: {timestamp}_
{incomplete_note}
| Critical | High/Warn | Overall |
| :---: | :---: | :---: |
| {'🚨 ' + str(total_critical) if total_critical else '✅ 0'} | ⚠️ see below | {overall} |
---
{section('SAST — Bandit', bandit_lines)}
{section('Dependencies — pip-audit', pip_audit_lines)}
{section('Secrets — Gitleaks', gitleaks_lines)}
{section('LEDMatrix Security Proofs', proofs_lines)}
{section('Plugin Security Audit', plugins_lines)}
---
_Total critical findings: **{total_critical}**_
"""
output_path = Path(args.output)
output_path.write_text(report, encoding="utf-8")
if args.verbose:
print(f" Report written to: {output_path}")
print(f" Status: {overall}")
print(f" Critical findings: {total_critical}")
print(f" bandit={bandit_crit} pip-audit={pip_audit_crit} "
f"gitleaks={gitleaks_crit} proofs={proofs_crit} plugins={plugins_crit}")
if unavailable_tools:
print(f" Unavailable: {', '.join(unavailable_tools)}")
if unavailable_tools:
return 1
return 0
if __name__ == "__main__":
sys.exit(main())
+5 -28
View File
@@ -33,7 +33,6 @@ POWEROFF_PATH=$(command -v poweroff) || true
BASH_PATH=$(command -v bash) || true
JOURNALCTL_PATH=$(command -v journalctl) || true
SAFE_RM_PATH="$PROJECT_ROOT/scripts/fix_perms/safe_plugin_rm.sh"
SAFE_PIP_INSTALL_PATH="$PROJECT_ROOT/scripts/fix_perms/safe_pip_install.sh"
# Validate required commands (systemctl, bash, python3 are essential)
for CMD_NAME in SYSTEMCTL_PATH BASH_PATH PYTHON_PATH; do
@@ -49,15 +48,11 @@ if [ ${#MISSING_CMDS[@]} -gt 0 ]; then
exit 1
fi
# Validate helper scripts exist
# Validate helper script exists
if [ ! -f "$SAFE_RM_PATH" ]; then
echo "Error: Safe plugin removal helper not found: $SAFE_RM_PATH" >&2
exit 1
fi
if [ ! -f "$SAFE_PIP_INSTALL_PATH" ]; then
echo "Error: Safe pip install helper not found: $SAFE_PIP_INSTALL_PATH" >&2
exit 1
fi
echo "Command paths:"
echo " Python: $PYTHON_PATH"
@@ -67,7 +62,6 @@ echo " Poweroff: ${POWEROFF_PATH:-(not found, skipping)}"
echo " Bash: $BASH_PATH"
echo " Journalctl: ${JOURNALCTL_PATH:-(not found, skipping)}"
echo " Safe plugin rm: $SAFE_RM_PATH"
echo " Safe pip install: $SAFE_PIP_INSTALL_PATH"
# Create a temporary sudoers file
TEMP_SUDOERS="/tmp/ledmatrix_web_sudoers_$$"
@@ -107,22 +101,13 @@ TEMP_SUDOERS="/tmp/ledmatrix_web_sudoers_$$"
fi
# Required: python3, bash
# NOTE: display_controller.py/start_display.sh/stop_display.sh live at the
# project root, not under scripts/install/ (where this script lives) —
# must use PROJECT_ROOT here, not PROJECT_DIR.
echo "$WEB_USER ALL=(ALL) NOPASSWD: $PYTHON_PATH $PROJECT_ROOT/display_controller.py"
echo "$WEB_USER ALL=(ALL) NOPASSWD: $BASH_PATH $PROJECT_ROOT/start_display.sh"
echo "$WEB_USER ALL=(ALL) NOPASSWD: $BASH_PATH $PROJECT_ROOT/stop_display.sh"
echo "$WEB_USER ALL=(ALL) NOPASSWD: $PYTHON_PATH $PROJECT_DIR/display_controller.py"
echo "$WEB_USER ALL=(ALL) NOPASSWD: $BASH_PATH $PROJECT_DIR/start_display.sh"
echo "$WEB_USER ALL=(ALL) NOPASSWD: $BASH_PATH $PROJECT_DIR/stop_display.sh"
echo ""
echo "# Allow web user to remove plugin directories via vetted helper script"
echo "# The helper validates that the target path resolves inside plugin-repos/ or plugins/"
echo "$WEB_USER ALL=(ALL) NOPASSWD: $BASH_PATH $SAFE_RM_PATH *"
echo ""
echo "# Allow web user to install a plugin's requirements.txt as root via vetted"
echo "# helper script, so packages are visible to root-run ledmatrix.service"
echo "# (not just the web interface's own user). The helper validates the target"
echo "# is requirements.txt at the project root or under plugin-repos/ or plugins/."
echo "$WEB_USER ALL=(ALL) NOPASSWD: $BASH_PATH $SAFE_PIP_INSTALL_PATH *"
} > "$TEMP_SUDOERS"
echo ""
@@ -141,7 +126,6 @@ echo "- Run display_controller.py directly"
echo "- Execute start_display.sh and stop_display.sh"
echo "- Reboot and shutdown the system"
echo "- Remove plugin directories (for update/uninstall when root-owned files block deletion)"
echo "- Install plugin/base requirements.txt as root (so ledmatrix.service can see them)"
echo ""
# Ask for confirmation
@@ -163,13 +147,6 @@ fi
if ! sudo chmod 755 "$SAFE_RM_PATH"; then
echo "Warning: Could not set permissions on $SAFE_RM_PATH"
fi
echo "Hardening safe_pip_install.sh ownership..."
if ! sudo chown root:root "$SAFE_PIP_INSTALL_PATH"; then
echo "Warning: Could not set ownership on $SAFE_PIP_INSTALL_PATH"
fi
if ! sudo chmod 755 "$SAFE_PIP_INSTALL_PATH"; then
echo "Warning: Could not set permissions on $SAFE_PIP_INSTALL_PATH"
fi
if sudo cp "$TEMP_SUDOERS" /etc/sudoers.d/ledmatrix_web; then
echo "Configuration applied successfully!"
@@ -183,7 +160,7 @@ if sudo cp "$TEMP_SUDOERS" /etc/sudoers.d/ledmatrix_web; then
echo "✗ systemctl status ledmatrix.service - Failed"
fi
if sudo -n test -f "$PROJECT_ROOT/start_display.sh"; then
if sudo -n test -f "$PROJECT_DIR/start_display.sh"; then
echo "✓ File access test - OK"
else
echo "✗ File access test - Failed"
+7 -8
View File
@@ -10,7 +10,6 @@ import tempfile
import warnings
from collections import deque
from pathlib import Path
from typing import List, Tuple
# How many trailing lines of a failed command's output to keep for the
# end-of-run failure summary. Keeps the root cause near the end of the log,
@@ -18,7 +17,7 @@ from typing import List, Tuple
ERROR_TAIL_LINES = 15
def _run(cmd: List[str]) -> Tuple[bool, str]:
def _run(cmd):
"""Run a command, streaming combined stdout/stderr to a temp file.
Returns (success, output) instead of raising, so callers can report
@@ -38,7 +37,7 @@ def _run(cmd: List[str]) -> Tuple[bool, str]:
return result.returncode == 0, '\n'.join(tail)
def install_via_apt(package_name: str) -> Tuple[bool, str]:
def install_via_apt(package_name):
"""Try to install a package via apt. Returns (success, output)."""
# Map pip package names to apt package names
apt_package_map = {
@@ -60,7 +59,7 @@ def install_via_apt(package_name: str) -> Tuple[bool, str]:
apt_package = apt_package_map.get(package_name, f'python3-{package_name}')
print(f"Trying to install {apt_package} via apt...")
success, output = _run(['sudo', 'apt-get', '-o', 'DPkg::Lock::Timeout=180', 'install', '-y', apt_package])
success, output = _run(['sudo', 'apt', 'install', '-y', apt_package])
if success:
print(f"Successfully installed {apt_package} via apt")
return True, ""
@@ -69,7 +68,7 @@ def install_via_apt(package_name: str) -> Tuple[bool, str]:
return False, output
def install_via_pip(package_name: str) -> Tuple[bool, str]:
def install_via_pip(package_name):
"""Install a package via pip with --break-system-packages and --prefer-binary.
--break-system-packages allows pip to install into the system Python on
@@ -106,7 +105,7 @@ IMPORT_NAME_MAP = {
}
def check_package_installed(package_name: str) -> bool:
def check_package_installed(package_name):
"""Check if a package is already installed."""
import_name = IMPORT_NAME_MAP.get(package_name, package_name)
# Suppress deprecation warnings when checking if packages are installed
@@ -120,7 +119,7 @@ def check_package_installed(package_name: str) -> bool:
return False
def print_failure_summary(failed_packages: List[str], failure_details: dict) -> None:
def print_failure_summary(failed_packages, failure_details):
print("\n" + "=" * 60)
print("DEPENDENCY INSTALLATION FAILURES - DETAILS")
print("=" * 60)
@@ -209,7 +208,7 @@ def main():
if setup_py.exists():
# Try installing - use regular install, not editable mode
# This is optional for web interface and should already be installed in Step 6
ok, output = _run([sys.executable, '-m', 'pip', 'install', '--break-system-packages', str(rgbmatrix_path)])
ok, output = _run([sys.executable, '-m', 'pip', 'install', '--break-system-packages', '--ignore-installed', str(rgbmatrix_path)])
if ok:
print("rgbmatrix module installed successfully")
else:
-593
View File
@@ -1,593 +0,0 @@
#!/usr/bin/env python3
"""
LEDMatrix Security Proof Tests
Automated proofs that run in CI to verify security properties hold on every
commit. Inspired by the Huntarr security review approach of using standard
tooling to confirm specific vulnerability classes are absent.
Usage:
python scripts/prove_security.py
python scripts/prove_security.py --verbose
python scripts/prove_security.py --output results.json
Exit code: 1 only if CRITICAL findings are detected. Warnings are reported
but do not block CI.
"""
import ast
import argparse
import hashlib
import json
import re
import sys
from dataclasses import dataclass, asdict
from pathlib import Path
PROJECT_ROOT = Path(__file__).resolve().parent.parent
# ─────────────────────────────────────────────────────────────────────────────
# Result dataclass
# ─────────────────────────────────────────────────────────────────────────────
@dataclass
class TestResult:
test_id: str
severity: str # PASS | INFO | WARNING | CRITICAL | SKIP
message: str
details: str = ""
def to_dict(self) -> dict:
return asdict(self)
@property
def icon(self) -> str:
return {
"PASS": "", # nosec B105 - severity label, not a credential
"INFO": "",
"WARNING": "⚠️ ",
"CRITICAL": "🚨",
"SKIP": "⏭️ ",
}.get(self.severity, "")
# ─────────────────────────────────────────────────────────────────────────────
# T1: Plugin Loading / Zip Slip
# ─────────────────────────────────────────────────────────────────────────────
def test_t1a_zip_slip_protection() -> TestResult:
"""
Verify that zip-slip protection actually guards zip extraction in
store_manager.py.
A whole-file substring check for "is_relative_to"/"Zip-slip detected"
would pass even if the guard existed somewhere unrelated, or covered
only one of several extract()/extractall() call sites. Instead, this
walks the AST: for every extract()/extractall() call, it confirms an
is_relative_to() check (and the "Zip-slip detected" log) appears
earlier in that same enclosing function -- validate-then-bulk-extract
(validate every member, then call extractall() only after all passed)
counts as protecting the call, since it covers the same member list.
"""
store_manager = PROJECT_ROOT / "src" / "plugin_system" / "store_manager.py"
if not store_manager.exists():
return TestResult("T1a", "CRITICAL",
"store_manager.py not found",
f"Expected at {store_manager}")
content = store_manager.read_text(encoding="utf-8")
try:
tree = ast.parse(content, filename=str(store_manager))
except SyntaxError as exc:
return TestResult("T1a", "CRITICAL",
"store_manager.py could not be parsed",
str(exc))
extraction_sites = 0
unprotected: list[str] = []
for func in ast.walk(tree):
if not isinstance(func, (ast.FunctionDef, ast.AsyncFunctionDef)):
continue
extract_calls = [
node for node in ast.walk(func)
if isinstance(node, ast.Call) and isinstance(node.func, ast.Attribute)
and node.func.attr in ("extract", "extractall")
]
if not extract_calls:
continue
extraction_sites += len(extract_calls)
guard_lines = [
n.lineno for n in ast.walk(func)
if isinstance(n, ast.Attribute) and n.attr == "is_relative_to"
]
has_zip_slip_log = any(
isinstance(n, ast.Constant) and isinstance(n.value, str)
and "Zip-slip detected" in n.value
for n in ast.walk(func)
)
for call in extract_calls:
guarded = has_zip_slip_log and any(g < call.lineno for g in guard_lines)
if not guarded:
unprotected.append(
f"{func.name}() line {call.lineno}: {call.func.attr}() call not "
f"clearly preceded by an is_relative_to() guard + Zip-slip log "
f"in the same function"
)
if extraction_sites == 0:
return TestResult("T1a", "WARNING",
"No zipfile extract()/extractall() calls found in store_manager.py",
"Verify plugin installation no longer extracts zip archives, "
"or that this check still targets the right file")
if unprotected:
return TestResult("T1a", "CRITICAL",
f"{len(unprotected)} of {extraction_sites} zip extraction "
f"call(s) not clearly guarded",
"; ".join(unprotected))
return TestResult("T1a", "PASS",
"Zip-slip protection verified",
f"All {extraction_sites} extract()/extractall() call(s) in "
f"store_manager.py are preceded by an is_relative_to() guard "
f"with a Zip-slip log in the same function")
def test_t1b_dangerous_plugin_calls() -> list[TestResult]:
"""
Scan plugin directories for dangerous function calls (eval, exec).
These represent arbitrary code execution risks in plugin code.
"""
results = []
plugin_dirs = [
PROJECT_ROOT / "plugins",
PROJECT_ROOT / "plugin-repos",
]
violations: list[str] = []
files_scanned = 0
scan_errors: list[str] = []
for base in plugin_dirs:
if not base.exists():
continue
for plugin_dir in sorted(base.iterdir()):
if not plugin_dir.is_dir() or plugin_dir.name.startswith(('.', '_')):
continue
for py_file in plugin_dir.rglob("*.py"):
files_scanned += 1
try:
source = py_file.read_text(encoding="utf-8")
tree = ast.parse(source, filename=str(py_file))
for node in ast.walk(tree):
if isinstance(node, ast.Call) and isinstance(node.func, ast.Name):
if node.func.id in ("eval", "exec"):
rel = py_file.relative_to(PROJECT_ROOT)
violations.append(
f"{rel}:{node.lineno}{node.func.id}() call")
except (SyntaxError, OSError) as exc:
# A file we couldn't parse/read was never actually
# scanned for eval()/exec() -- that must block this
# test, not silently pass as if it were clean.
rel = py_file.relative_to(PROJECT_ROOT)
scan_errors.append(f"{rel}{type(exc).__name__}: {exc}")
if scan_errors:
results.append(TestResult(
"T1b", "CRITICAL",
f"{len(scan_errors)} plugin file(s) could not be scanned for eval()/exec()",
"; ".join(scan_errors[:10])
))
if violations:
results.append(TestResult(
"T1b", "CRITICAL",
f"Dangerous function calls found in plugins ({len(violations)} instance(s))",
"; ".join(violations[:10])
))
elif not scan_errors:
results.append(TestResult(
"T1b", "PASS",
"No eval()/exec() calls found in plugins",
f"{files_scanned} plugin Python files scanned"
))
return results
# ─────────────────────────────────────────────────────────────────────────────
# T2: API Surface Inventory
# ─────────────────────────────────────────────────────────────────────────────
def test_t2a_api_surface_inventory() -> TestResult:
"""
Document the API surface area.
This app intentionally has no authentication (local-only Raspberry Pi
design, documented in web_interface/app.py). This test produces an
inventory for audit purposes and warns only if the design-intent comment
is removed from app.py (which would indicate someone deleted the rationale
without adding auth, rather than a deliberate undocumented change).
"""
api_file = PROJECT_ROOT / "web_interface" / "blueprints" / "api_v3.py"
app_file = PROJECT_ROOT / "web_interface" / "app.py"
if not api_file.exists():
return TestResult("T2a", "WARNING", "api_v3.py not found", str(api_file))
api_content = api_file.read_text(encoding="utf-8")
routes = re.findall(r"@api_v3\.route\('([^']+)'", api_content)
csrf_documented = False
if app_file.exists():
app_content = app_file.read_text(encoding="utf-8")
csrf_documented = "CSRF protection disabled for local-only" in app_content
summary = (
f"{len(routes)} API routes in api_v3.py. "
f"No auth decorators (intentional local-only design). "
f"CSRF disabled: {'YES — design intent documented in app.py' if csrf_documented else 'YES — but design intent comment NOT found in app.py'}. "
f"Rate limiting: 1000/min."
)
if not csrf_documented:
return TestResult(
"T2a", "WARNING",
"CSRF is disabled but the design-intent comment is missing from app.py",
"Add the rationale comment back, or add proper CSRF protection if "
"the app is now internet-facing"
)
# There is currently no config mechanism that actually enforces the
# local-only boundary the design-intent comment describes -- app.py
# hardcodes host='0.0.0.0' unconditionally, so nothing here can confirm
# this deployment is in fact LAN-only. Reporting this as mere INFO
# understates that: an unauthenticated, CSRF-disabled API surface is a
# real risk the moment this ever runs somewhere other than a home LAN,
# documented rationale or not.
return TestResult(
"T2a", "WARNING",
"API surface has no auth and CSRF disabled; enforcement of the "
"documented local-only boundary cannot be confirmed",
summary
)
# ─────────────────────────────────────────────────────────────────────────────
# T3: Secrets & Credential Handling
# ─────────────────────────────────────────────────────────────────────────────
# Patterns that suggest real credentials (must be >8 chars, not placeholders)
_SECRET_PATTERNS = [
(r'(?i)password\s*=\s*["\'](?!none|empty|placeholder|example|test|default|""|'')[^"\']{8,}["\']', "WARNING", "password"),
(r'(?i)api[_-]?key\s*=\s*["\'](?!none|empty|placeholder|YOUR_|example|test)[^"\']{16,}["\']', "WARNING", "api_key"),
(r'(?i)secret\s*=\s*["\'](?!none|empty|placeholder|YOUR_|example|test)[^"\']{16,}["\']', "WARNING", "secret"),
# Real GitHub token pattern
(r'ghp_[a-zA-Z0-9]{36}', "CRITICAL", "github_token"),
# Generic long bearer tokens
(r'Bearer\s+[a-zA-Z0-9\-_\.]{32,}', "WARNING", "bearer_token"),
]
_TEMPLATE_SKIP_STRINGS = [
"YOUR_", "PLACEHOLDER", "_HERE", "example.com", "config_secrets.template",
"prove_security", # this file itself
]
_SCAN_DIRS = ["src", "web_interface", "scripts"]
def test_t3a_hardcoded_secrets() -> TestResult:
"""Scan source code for hardcoded credentials."""
violations: list[str] = []
for dir_name in _SCAN_DIRS:
scan_dir = PROJECT_ROOT / dir_name
if not scan_dir.exists():
continue
for py_file in scan_dir.rglob("*.py"):
# Skip test files and this script
if "test" in str(py_file).lower() or "prove_security" in str(py_file):
continue
try:
content = py_file.read_text(encoding="utf-8")
except OSError:
continue
for pattern, severity, pattern_type in _SECRET_PATTERNS:
for match in re.finditer(pattern, content):
line_content = match.group(0)
# Skip lines containing template placeholder strings.
# line_content is only used for this in-memory check --
# it must never be stored or included in output below.
if any(skip in line_content for skip in _TEMPLATE_SKIP_STRINGS):
continue
rel = py_file.relative_to(PROJECT_ROOT)
line_no = content[: match.start()].count("\n") + 1
# Redacted fingerprint lets the same finding be recognized
# across scans without ever reporting the matched
# credential itself (which would otherwise get published
# into CI logs, JSON artifacts, and PR comments -- wider
# exposure than the original leak).
fingerprint = hashlib.sha256(line_content.encode()).hexdigest()[:12]
violations.append(
f"[{severity}] {rel}:{line_no}{pattern_type} "
f"(fingerprint {fingerprint})"
)
critical_violations = [v for v in violations if "[CRITICAL]" in v]
if critical_violations:
return TestResult(
"T3a", "CRITICAL",
f"Hardcoded secrets found ({len(critical_violations)} critical)",
"; ".join(critical_violations[:5])
)
if violations:
return TestResult(
"T3a", "WARNING",
f"Potential hardcoded secrets found ({len(violations)} instance(s))",
"; ".join(violations[:5])
)
return TestResult("T3a", "PASS", "No hardcoded secrets detected",
f"Scanned {', '.join(_SCAN_DIRS)}")
def test_t3b_plaintext_password_storage() -> TestResult:
"""
Check for user account password storage without hashing.
The LEDMatrix app has no user account system, so this should produce INFO.
It would only CRITICAL if someone added user auth and stored passwords without hashing.
We require all three of: a password *variable assignment or DB operation*,
a clear storage call (INSERT / db commit / ORM save), and no hashing lib present
— to avoid false positives from files that contain 'password' for WiFi handling
and '.save()' for image/file saving in unrelated functions.
"""
hashing_libs = ["bcrypt", "argon2", "pbkdf2", "scrypt",
"generate_password_hash", "hashpw", "make_password"]
# Patterns that indicate password being stored in a database / ORM context.
# Must be specific enough to avoid matching set.add(), file.save(), etc.
db_storage_patterns = ["INSERT INTO", "db.session", "session.add(", "session.commit(", "orm.save"]
password_storage_found = False
for dir_name in _SCAN_DIRS:
scan_dir = PROJECT_ROOT / dir_name
if not scan_dir.exists():
continue
for py_file in scan_dir.rglob("*.py"):
try:
content = py_file.read_text(encoding="utf-8")
except OSError:
continue
# Require DB/ORM context specifically — not just any .save() call
if ("password" in content.lower() and
any(store in content for store in db_storage_patterns) and
not any(h in content for h in hashing_libs)):
password_storage_found = True
if password_storage_found:
return TestResult(
"T3b", "CRITICAL",
"Potential plaintext password storage in database/ORM detected",
"Found password + database storage operations without a recognized hashing library"
)
return TestResult("T3b", "INFO",
"No plaintext password storage detected",
"App has no user account system — expected result")
# ─────────────────────────────────────────────────────────────────────────────
# T4: Path Traversal
# ─────────────────────────────────────────────────────────────────────────────
def test_t4a_path_traversal() -> TestResult:
"""
Verify static file serving uses send_from_directory (safe) rather than
open() with user-supplied paths. Also checks for extractall() calls that
lack the is_relative_to() guard.
"""
issues: list[str] = []
app_file = PROJECT_ROOT / "web_interface" / "app.py"
if app_file.exists():
content = app_file.read_text(encoding="utf-8")
# The file-serve route should use send_from_directory or commonpath
if "send_from_directory" not in content and "commonpath" not in content:
issues.append("app.py: file-serve routes may not use send_from_directory/commonpath")
# Check all extractall() calls have a preceding is_relative_to guard
for py_file in (PROJECT_ROOT / "src").rglob("*.py"):
try:
content = py_file.read_text(encoding="utf-8")
except OSError:
continue
if "extractall(" in content and "is_relative_to" not in content:
rel = py_file.relative_to(PROJECT_ROOT)
issues.append(f"{rel}: extractall() without is_relative_to() guard")
if issues:
return TestResult(
"T4a", "WARNING",
f"Potential path traversal patterns found ({len(issues)})",
"; ".join(issues)
)
return TestResult("T4a", "PASS",
"Path traversal mitigations verified",
"send_from_directory/commonpath used for file serving; "
"extractall() calls have is_relative_to() guards")
# ─────────────────────────────────────────────────────────────────────────────
# T5: Auth Bypass Patterns
# ─────────────────────────────────────────────────────────────────────────────
def test_t5a_auth_bypass_patterns() -> TestResult:
"""
Look for broken auth bypass patterns — not the intentional no-auth design
(T2a covers that), but patterns that suggest auth was INTENDED to exist
but has an exploitable bypass: broad substring matching, debug-mode skips,
or if-True conditions.
"""
bypass_signals = [
(r'if\s+True\s*:', "if True: bypass"),
(r'if\s+debug\s*:', "debug-mode auth skip"),
(r'request\.path\s+in\s+', "substring path matching in auth (Huntarr pattern)"),
(r'EXEMPT_ROUTES\s*=', "exempt routes list"),
]
findings: list[str] = []
for dir_name in ["src", "web_interface"]:
scan_dir = PROJECT_ROOT / dir_name
if not scan_dir.exists():
continue
for py_file in scan_dir.rglob("*.py"):
try:
content = py_file.read_text(encoding="utf-8")
except OSError:
continue
for pattern, label in bypass_signals:
if re.search(pattern, content):
# Only flag if the file also contains auth-related terms
if any(auth in content.lower() for auth in
["auth", "login", "authenticate", "token", "permission"]):
rel = py_file.relative_to(PROJECT_ROOT)
findings.append(f"{rel}: {label}")
if findings:
return TestResult(
"T5a", "WARNING",
f"Potential auth bypass patterns found ({len(findings)})",
"; ".join(findings[:5])
)
return TestResult("T5a", "PASS",
"No auth bypass patterns detected",
"Checked src/ and web_interface/ for bypass signals")
# ─────────────────────────────────────────────────────────────────────────────
# T6: Docker / Container Hardening
# ─────────────────────────────────────────────────────────────────────────────
def test_t6_docker_hardening() -> TestResult:
"""Container security — skipped if no Dockerfile exists."""
dockerfile = PROJECT_ROOT / "Dockerfile"
if not dockerfile.exists():
return TestResult("T6", "SKIP",
"No Dockerfile found — container security scan not applicable",
"If Docker support is added in future, enable hadolint/trivy scanning "
"in .github/workflows/security-audit.yml")
content = dockerfile.read_text(encoding="utf-8")
issues: list[str] = []
# Check for non-root USER directive
user_lines = [l for l in content.splitlines() if l.strip().startswith("USER")]
if not user_lines or user_lines[-1].strip() == "USER root":
issues.append("Container runs as root — use USER directive to drop privileges")
# Check for pinned base image tags. A tag (even a specific version, not
# just :latest) is mutable -- the same tag can point to a different
# image later. Only a @sha256 digest is truly immutable/reproducible.
from_lines = [line for line in content.splitlines() if line.strip().startswith("FROM")]
for from_line in from_lines:
parts = from_line.split()
# FROM [--platform=<platform>] <image> [AS <name>] -- skip an
# optional --platform= flag so it's never mistaken for the image
# token itself (which would falsely report it as unpinned).
image_parts = [p for p in parts[1:] if not p.startswith("--platform=")]
if image_parts:
image = image_parts[0]
if "@sha256:" not in image:
issues.append(f"Base image not pinned to a digest: {image}")
if issues:
return TestResult("T6", "WARNING",
f"Dockerfile hardening issues ({len(issues)})",
"; ".join(issues))
return TestResult("T6", "PASS", "Dockerfile hardening checks passed", "")
# ─────────────────────────────────────────────────────────────────────────────
# Runner
# ─────────────────────────────────────────────────────────────────────────────
def main() -> int:
parser = argparse.ArgumentParser(
description="LEDMatrix security proof tests",
formatter_class=argparse.RawDescriptionHelpFormatter,
)
parser.add_argument("--output", "-o", default=None,
help="Write JSON results to this file")
parser.add_argument("--verbose", "-v", action="store_true",
help="Show details for each check")
args = parser.parse_args()
print("=" * 60)
print("LEDMatrix Security Proof Tests")
print(f"Project root: {PROJECT_ROOT}")
print("=" * 60)
all_results: list[TestResult] = []
# Run all test groups
all_results.append(test_t1a_zip_slip_protection())
all_results.extend(test_t1b_dangerous_plugin_calls())
all_results.append(test_t2a_api_surface_inventory())
all_results.append(test_t3a_hardcoded_secrets())
all_results.append(test_t3b_plaintext_password_storage())
all_results.append(test_t4a_path_traversal())
all_results.append(test_t5a_auth_bypass_patterns())
all_results.append(test_t6_docker_hardening())
# Print results
print()
for r in all_results:
line = f" {r.icon} [{r.severity:<8}] {r.test_id}: {r.message}"
print(line)
if args.verbose and r.details:
print(f" {r.details}")
# Tally
critical = [r for r in all_results if r.severity == "CRITICAL"]
warnings = [r for r in all_results if r.severity == "WARNING"]
passed = [r for r in all_results if r.severity == "PASS"]
skipped = [r for r in all_results if r.severity == "SKIP"]
print()
print(f" Results: {len(passed)} PASS {len(warnings)} WARN "
f"{len(critical)} CRITICAL {len(skipped)} SKIP")
# Write JSON output
if args.output:
output_data = [r.to_dict() for r in all_results]
Path(args.output).write_text(
json.dumps(output_data, indent=2), encoding="utf-8"
)
print(f" Results written to: {args.output}")
if critical:
print(f"\n 🚨 {len(critical)} CRITICAL issue(s) found — blocking")
return 1
if warnings:
print(f"\n ⚠️ {len(warnings)} warning(s) found — non-blocking")
print("\n ✅ All checks passed (warnings are non-blocking)")
return 0
if __name__ == "__main__":
sys.exit(main())
+5 -2
View File
@@ -28,7 +28,7 @@ os.environ['EMULATOR'] = 'true'
# Import logger after path setup so src.logging_config is importable
from src.logging_config import get_logger # noqa: E402
from src.plugin_system.testing.loading import ( # noqa: E402
build_full_config, find_plugin_dir, load_manifest,
find_plugin_dir, load_manifest, load_config_defaults,
)
logger = get_logger("[Render Plugin]")
@@ -83,13 +83,16 @@ def main() -> int:
manifest = load_manifest(Path(plugin_dir))
# Parse config: start with schema defaults, then apply overrides
config_defaults = load_config_defaults(Path(plugin_dir))
try:
user_config = json.loads(args.config)
except json.JSONDecodeError as e:
logger.error("Invalid JSON config: %s", e)
return 1
config = build_full_config(Path(plugin_dir), cli_config=user_config)
config = {'enabled': True}
config.update(config_defaults)
config.update(user_config)
# Load mock data if provided
mock_data = {}
+1 -125
View File
@@ -209,11 +209,6 @@
onchange="onConfigChange()">
<span class="text-xs ml-2" style="color: var(--text-secondary);">px</span>
</div>
<select id="sizePreset" onchange="applySizePreset()"
class="w-full mt-2 px-2 py-1.5 rounded text-xs"
style="background: var(--bg-primary); color: var(--text-secondary); border: 1px solid var(--border-color);">
<option value="">Preset sizes…</option>
</select>
</div>
<!-- Config form -->
@@ -247,18 +242,13 @@
</div>
</details>
<!-- Render buttons -->
<!-- Render button -->
<div class="flex gap-2">
<button onclick="renderPlugin()" id="renderBtn"
class="flex-1 px-4 py-2.5 rounded-lg text-sm font-medium text-white"
style="background: var(--accent);">
Render
</button>
<button onclick="renderAllSizes()" id="renderAllBtn" title="Render at every harness test size"
class="px-4 py-2.5 rounded-lg text-sm font-medium"
style="background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-color);">
All Sizes
</button>
</div>
</div>
@@ -321,15 +311,6 @@
<div id="messagesPanel" class="panel p-3 hidden">
<div id="messagesList" class="text-xs font-mono space-y-1"></div>
</div>
<!-- Multi-size gallery -->
<div id="galleryPanel" class="panel p-4 hidden">
<div class="flex items-center justify-between mb-3">
<span class="text-xs font-medium" style="color: var(--text-secondary);">All Sizes</span>
<span class="text-xs" style="color: var(--text-secondary);" id="galleryStatus"></span>
</div>
<div id="galleryGrid" class="flex flex-wrap gap-4 items-start"></div>
</div>
</div>
</div>
@@ -359,30 +340,8 @@
opt.textContent = `${p.name} (${p.id})`;
select.appendChild(opt);
});
// Load harness size presets
try {
const sizesRes = await fetch('/api/sizes');
const sizesData = await sizesRes.json();
const preset = document.getElementById('sizePreset');
(sizesData.sizes || []).forEach(([w, h]) => {
const opt = document.createElement('option');
opt.value = `${w}x${h}`;
opt.textContent = `${w} x ${h}`;
preset.appendChild(opt);
});
} catch (e) { /* presets are a convenience; ignore */ }
});
function applySizePreset() {
const value = document.getElementById('sizePreset').value;
if (!value) return;
const [w, h] = value.split('x');
document.getElementById('displayWidth').value = w;
document.getElementById('displayHeight').value = h;
onConfigChange();
}
// ---------- Plugin selection ----------
async function onPluginChange() {
const pluginId = document.getElementById('pluginSelect').value;
@@ -526,89 +485,6 @@
}
}
// ---------- Multi-size gallery ----------
async function renderAllSizes() {
if (!currentPluginId) return;
const btn = document.getElementById('renderAllBtn');
const panel = document.getElementById('galleryPanel');
const grid = document.getElementById('galleryGrid');
const status = document.getElementById('galleryStatus');
btn.disabled = true;
btn.textContent = 'Rendering…';
panel.classList.remove('hidden');
grid.innerHTML = '';
status.textContent = 'Rendering at all harness sizes…';
const config = jsonEditor ? jsonEditor.getValue() : {};
config.enabled = true;
let mockData = {};
const mockInput = document.getElementById('mockDataInput').value.trim();
if (mockInput) {
try { mockData = JSON.parse(mockInput); }
catch (e) { showMessages([], [`Mock data JSON error: ${e.message}`]); }
}
try {
const res = await fetch('/api/render-matrix', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({
plugin_id: currentPluginId,
config: config,
mock_data: mockData,
}),
});
const data = await res.json();
if (data.error) {
status.textContent = data.error;
return;
}
let failures = 0;
(data.results || []).forEach(r => {
const cell = document.createElement('div');
cell.style.cssText = 'display:flex;flex-direction:column;gap:4px;';
const failed = (r.errors || []).length > 0 || !r.image;
if (failed) failures++;
const label = document.createElement('span');
label.className = 'text-xs font-mono';
label.style.color = failed ? '#f87171' : 'var(--text-secondary)';
label.textContent = `${r.width}x${r.height} · ${r.render_time_ms}ms`;
cell.appendChild(label);
if (r.image) {
const img = document.createElement('img');
img.src = r.image;
// Small panels get 2x zoom so they stay legible in the grid
const zoom = r.height >= 128 ? 1 : 2;
img.style.cssText =
`image-rendering: pixelated; width:${r.width * zoom}px; ` +
`height:${r.height * zoom}px; ` +
`border:1px solid ${failed ? '#f87171' : 'var(--border-color)'};`;
cell.appendChild(img);
}
if (failed) {
const err = document.createElement('span');
err.className = 'text-xs font-mono';
err.style.color = '#f87171';
err.textContent = (r.errors || ['render failed']).join('; ');
cell.appendChild(err);
}
grid.appendChild(cell);
});
status.textContent = failures
? `${failures} size(s) failed`
: `${(data.results || []).length} sizes rendered`;
} catch (e) {
status.textContent = `Network error: ${e.message}`;
} finally {
btn.disabled = false;
btn.textContent = 'All Sizes';
}
}
// ---------- Zoom ----------
function updateZoom() {
const zoom = parseInt(document.getElementById('zoomSlider').value);
+16 -12
View File
@@ -78,17 +78,21 @@ class WiFiMonitorDaemon:
while self.running:
try:
# One combined check that also returns the state it observed —
# the previous flow fetched status before AND after the check
# on top of the check's own internal fetch, each one several
# nmcli subprocess forks, every 30s, forever.
(state_changed, updated_status, updated_ethernet,
ap_active) = self.wifi_manager.check_and_manage_ap_mode_with_state()
# Get current status before checking
status = self.wifi_manager.get_wifi_status()
ethernet_connected = self.wifi_manager._is_ethernet_connected()
# Check WiFi status and manage AP mode
state_changed = self.wifi_manager.check_and_manage_ap_mode()
# Get updated status after check
updated_status = self.wifi_manager.get_wifi_status()
updated_ethernet = self.wifi_manager._is_ethernet_connected()
current_state = {
'connected': updated_status.connected,
'ethernet_connected': updated_ethernet,
'ap_active': ap_active,
'ap_active': updated_status.ap_mode_active,
'ssid': updated_status.ssid
}
@@ -105,7 +109,7 @@ class WiFiMonitorDaemon:
else:
logger.debug("Ethernet not connected")
if ap_active:
if updated_status.ap_mode_active:
logger.info(f"AP mode ACTIVE - SSID: {ap_ssid} (IP: 192.168.4.1)")
else:
logger.debug("AP mode inactive")
@@ -119,16 +123,16 @@ class WiFiMonitorDaemon:
# Log periodic status (less verbose)
if updated_status.connected:
logger.debug(f"Status check: WiFi={updated_status.ssid} ({updated_status.signal}%), "
f"Ethernet={updated_ethernet}, AP={ap_active}")
f"Ethernet={updated_ethernet}, AP={updated_status.ap_mode_active}")
else:
logger.debug(f"Status check: WiFi=disconnected, Ethernet={updated_ethernet}, AP={ap_active}")
logger.debug(f"Status check: WiFi=disconnected, Ethernet={updated_ethernet}, AP={updated_status.ap_mode_active}")
# Escalating recovery: if nmcli reports connected but actual internet
# is unreachable for several consecutive checks, restart NetworkManager.
# This is done HERE (not inside check_and_manage_ap_mode) to keep the
# AP-enable trigger clean and avoid false-positive AP enables from
# transient packet loss on otherwise working WiFi.
if updated_status.connected and not ap_active:
if updated_status.connected and not updated_status.ap_mode_active:
if not self.wifi_manager.check_internet_connectivity():
self._consecutive_internet_failures += 1
logger.warning(
-248
View File
@@ -1,248 +0,0 @@
#!/usr/bin/env python3
"""
Headless skin validator — render a skin against bundled fixture games at
multiple panel sizes without hardware, a network, or a running service.
python scripts/validate_skin.py --skin my-skin
python scripts/validate_skin.py --skin my-skin --sport baseball \
--size 128x32 --size 64x32 --output-dir /tmp/skin_renders
For each (mode x size) it checks: the manifest loads and its API version
matches, the render raises no exception, the canvas isn't blank, and the
render finishes inside a time budget (warn — the live renderer runs every
display-loop pass, and a Pi is far slower than your dev machine). PNGs are
saved (native plus 4x nearest-neighbor previews) so you can eyeball the
result. Exit code is non-zero when any check fails.
"""
import argparse
import json
import logging
import sys
import time
from pathlib import Path
PROJECT_ROOT = Path(__file__).resolve().parents[1]
sys.path.insert(0, str(PROJECT_ROOT))
from PIL import Image, ImageDraw, ImageFont # noqa: E402
FIXTURES_DIR = PROJECT_ROOT / "src" / "skin_system" / "fixtures"
MODES = ("live", "recent", "upcoming")
SPORTS = ("baseball", "basketball", "football", "hockey")
RENDER_BUDGET_S = 0.100
class FixtureHost:
"""Stands in for a SportsCore instance: fonts, logger, logo loading,
outlined text — everything build_context needs, no network."""
def __init__(self, sport: str, skin_options: dict) -> None:
self.sport = sport
self.sport_key = sport
self.skin_options = skin_options
self.logger = logging.getLogger(f"validate_skin.{sport}")
self.fonts = self._load_fonts()
self._logo_cache = {}
self.display_manager = None # build_context is always given a size
def _load_fonts(self) -> dict:
"""Load the SportsCore font set (TTF, with PIL default fallback)."""
fonts = {}
try:
press = str(PROJECT_ROOT / "assets/fonts/PressStart2P-Regular.ttf")
small = str(PROJECT_ROOT / "assets/fonts/4x6-font.ttf")
fonts['score'] = ImageFont.truetype(press, 10)
fonts['time'] = ImageFont.truetype(press, 8)
fonts['team'] = ImageFont.truetype(press, 8)
fonts['status'] = ImageFont.truetype(small, 6)
fonts['detail'] = ImageFont.truetype(small, 6)
fonts['rank'] = ImageFont.truetype(press, 10)
except IOError:
default = ImageFont.load_default()
for key in ('score', 'time', 'team', 'status', 'detail', 'rank'):
fonts[key] = default
return fonts
def _load_and_resize_logo(self, team_id: str, team_abbrev: str,
logo_path, logo_url) -> "Image.Image | None":
"""Load a fixture logo from disk (no downloads), cached per team."""
if team_abbrev in self._logo_cache:
return self._logo_cache[team_abbrev]
path = Path(logo_path)
if not path.is_absolute():
path = PROJECT_ROOT / path
if not path.exists():
return None
logo = Image.open(path).convert('RGBA')
self._logo_cache[team_abbrev] = logo
return logo
def _draw_text_with_outline(self, draw: "ImageDraw.ImageDraw", text: str,
position: tuple, font,
fill: tuple = (255, 255, 255),
outline_color: tuple = (0, 0, 0)) -> None:
"""Classic outlined scorebug text, same as SportsCore's helper."""
x, y = position
for dx, dy in [(-1, -1), (-1, 0), (-1, 1), (0, -1), (0, 1),
(1, -1), (1, 0), (1, 1)]:
draw.text((x + dx, y + dy), text, font=font, fill=outline_color)
draw.text((x, y), text, font=font, fill=fill)
def load_fixture(sport: str, mode: str) -> dict:
with open(FIXTURES_DIR / f"{sport}_{mode}.json", encoding="utf-8") as f:
game = json.load(f)
# Real view models carry start_time_utc as a UTC datetime, not a string.
if isinstance(game.get("start_time_utc"), str):
from datetime import datetime
game["start_time_utc"] = datetime.fromisoformat(game["start_time_utc"])
return game
def parse_size(value: str) -> "tuple[int, int]":
try:
w_text, h_text = value.lower().split("x")
w, h = int(w_text), int(h_text)
except ValueError as exc:
raise argparse.ArgumentTypeError(f"size must look like 128x32, got {value!r}") from exc
if w <= 0 or h <= 0:
raise argparse.ArgumentTypeError(f"size dimensions must be positive, got {value!r}")
return w, h
def parse_options(value: str) -> dict:
try:
options = json.loads(value)
except json.JSONDecodeError as exc:
raise argparse.ArgumentTypeError(f"options must be valid JSON: {exc.msg}") from exc
if not isinstance(options, dict):
raise argparse.ArgumentTypeError("options must be a JSON object")
return options
def display_path(path: Path) -> str:
"""Repo-relative when inside the repo, absolute otherwise (--output-dir
may point anywhere, e.g. /tmp/skin_renders)."""
try:
return str(path.relative_to(PROJECT_ROOT))
except ValueError:
return str(path)
def main() -> int:
parser = argparse.ArgumentParser(description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter)
parser.add_argument("--skin", required=True, help="skin id (directory name under skins/)")
parser.add_argument("--sport", choices=SPORTS,
help="fixture sport (default: first sport the skin targets, else baseball)")
parser.add_argument("--size", action="append", type=parse_size, dest="sizes",
metavar="WxH", help="panel size to render at (repeatable; default 128x32 and 64x32)")
parser.add_argument("--output-dir", type=Path,
default=PROJECT_ROOT / "skin_renders",
help="where rendered PNGs are written")
parser.add_argument("--options", type=parse_options, default={},
help="skin_options JSON to pass the skin")
args = parser.parse_args()
sizes = args.sizes or [(128, 32), (64, 32)]
logging.basicConfig(level=logging.INFO, format="%(levelname)s %(name)s: %(message)s")
from src.skin_system import skin_runtime
from src.skin_system.skin_base import SKIN_API_VERSION
skins = skin_runtime.discover_skins()
manifest = skins.get(args.skin)
if manifest is None:
print(f"FAIL: skin '{args.skin}' not found under {skin_runtime.get_skins_directory()}")
if skins:
print(f" installed skins: {', '.join(sorted(skins))}")
return 1
sport = args.sport
if sport is None:
declared = skin_runtime.skin_targets(manifest)[0]
sport = next((s for s in declared if s in SPORTS), "baseball")
skin = skin_runtime.load_skin(args.skin, sport=sport, sport_key=sport,
options=args.options)
if skin is None:
print(f"FAIL: skin '{args.skin}' did not load "
f"(see log above; host API is {SKIN_API_VERSION})")
return 1
host = FixtureHost(sport, args.options)
args.output_dir.mkdir(parents=True, exist_ok=True)
failures = 0
rendered = 0
for mode in MODES:
game = load_fixture(sport, mode)
render = getattr(skin, f"render_{mode}")
for width, height in sizes:
label = f"{mode}@{width}x{height}"
try:
# Warm-up render absorbs one-time font/image loads, second
# render is the one timed against the budget.
ctx = skin_runtime.build_context(host, game, size=(width, height))
handled = render(ctx, dict(game))
if handled:
ctx = skin_runtime.build_context(host, game, size=(width, height))
started = time.monotonic()
handled = render(ctx, dict(game))
elapsed = time.monotonic() - started
else:
elapsed = 0.0
except Exception as e:
print(f"FAIL {label}: render raised {type(e).__name__}: {e}")
import traceback
traceback.print_exc()
failures += 1
continue
if not handled:
print(f"skip {label}: render_{mode} returned False (built-in renderer would be used)")
continue
if ctx.canvas.size != (width, height):
print(f"FAIL {label}: canvas was replaced/resized to {ctx.canvas.size} — draw onto ctx.canvas, never reassign it")
failures += 1
continue
if ctx.canvas.convert("L").getbbox() is None:
print(f"FAIL {label}: canvas is blank — render returned True but drew nothing")
failures += 1
continue
if elapsed > RENDER_BUDGET_S:
print(f"WARN {label}: render took {elapsed * 1000:.0f}ms "
f"(budget {RENDER_BUDGET_S * 1000:.0f}ms; a Pi is much slower than this machine)")
out = args.output_dir / f"{args.skin}_{sport}_{mode}_{width}x{height}.png"
ctx.canvas.save(out)
preview = ctx.canvas.resize((width * 4, height * 4), Image.NEAREST)
preview.save(out.with_name(out.stem + "_x4.png"))
print(f"ok {label}: {elapsed * 1000:.0f}ms -> {display_path(out)}")
rendered += 1
# Vegas card, once per mode at the first size (optional API)
try:
width, height = sizes[0]
ctx = skin_runtime.build_context(host, game, size=(width, height))
card = skin.render_vegas_card(ctx, dict(game))
if card is not None:
out = args.output_dir / f"{args.skin}_{sport}_{mode}_vegas.png"
card.save(out)
print(f"ok {mode} vegas card -> {display_path(out)}")
except Exception as e:
print(f"FAIL {mode} vegas card: {type(e).__name__}: {e}")
failures += 1
if rendered == 0 and failures == 0:
print(f"FAIL: skin '{args.skin}' rendered nothing — no render_<mode> returned True")
return 1
print(f"\n{'FAILED' if failures else 'PASSED'}: {rendered} renders, {failures} failures "
f"(PNGs in {args.output_dir})")
return 1 if failures else 0
if __name__ == "__main__":
sys.exit(main())
-23
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@@ -1,23 +0,0 @@
# skins/
User-installable **visual skins** for the sports scoreboards. Each
subdirectory is one skin:
```text
skins/<skin-id>/
skin.json # manifest
skin.py # renderer (a ScoreboardSkin subclass)
preview.png # optional
```
- Install a skin: `git clone <skin repo> skins/<skin-id>` (or via the Plugin
Store for registry entries with `"type": "skin"`).
- Select it: set `"skin": "<skin-id>"` in the plugin's section of
`config/config.json`, or use the web UI's Visual Skin dropdown.
- Build one: start from `example-classic-baseball/` and read
[docs/CREATING_SKINS.md](../docs/CREATING_SKINS.md). Validate with
`python scripts/validate_skin.py --skin <skin-id>`.
Skins survive plugin reinstalls/updates (that's why they live here and not in
the plugin's directory). A skin is Python at the same trust level as a
plugin — review before installing.
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{
"id": "example-classic-baseball",
"name": "Example: Classic Baseball",
"version": "1.0.0",
"author": "LEDMatrix",
"description": "Reference skin: a restyled baseball scorebug demonstrating the skin API. Copy this directory to start your own skin.",
"skin_api_version": "1.0.0",
"targets": {
"sports": [
"baseball"
],
"sport_keys": [
"mlb",
"milb"
]
},
"entry_point": "skin.py",
"class_name": "ClassicBaseballSkin",
"modes": [
"live",
"recent",
"upcoming"
],
"preview": "preview.png"
}
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@@ -1,131 +0,0 @@
"""
Example: Classic Baseball — the reference skin.
Shows the whole skin API surface on purpose: adaptive regions
(scoreboard_regions), fitted text (ctx.layout.fit_text + ctx.draw_fit),
logos (ctx.load_logo + ctx.draw_image), raw PIL (ctx.draw for the bases
diamond), and per-user options (ctx.options). Everything is derived from
ctx and the game dict — a skin holds no state, does no I/O, and never
touches the display.
Copy this directory to skins/<your-skin-id>/, rename the class and the
manifest fields, and run:
python scripts/validate_skin.py --skin <your-skin-id>
"""
from src.adaptive_layout import LADDER_GRID, scoreboard_regions
from src.skin_system.skin_base import ScoreboardSkin, SkinContext
DEFAULT_ACCENT = (255, 200, 0)
class ClassicBaseballSkin(ScoreboardSkin):
"""Reference baseball skin: classic scorebug with bases/outs/count."""
def __init__(self, manifest: dict, options: dict):
super().__init__(manifest, options)
# Validate user options once at load time (fail fast, fall back
# gracefully) rather than surprising every render.
accent = self.options.get("accent_color", DEFAULT_ACCENT)
if (isinstance(accent, (list, tuple)) and len(accent) == 3
and all(isinstance(c, int) and 0 <= c <= 255 for c in accent)):
self._accent_color = tuple(accent)
else:
import logging
logging.getLogger(__name__).error(
"accent_color must be three 0-255 integers, got %r; using default", accent)
self._accent_color = DEFAULT_ACCENT
# -- shared pieces ----------------------------------------------------
def _accent(self, ctx: SkinContext) -> tuple:
"""Users can recolor the skin from config via skin_options."""
return self._accent_color
def _draw_card(self, ctx: SkinContext, game: dict, status: str,
center_lines: list, detail: str) -> None:
"""The common card: logos left/right, status on top, the given
center content, detail along the bottom."""
regions = scoreboard_regions(ctx.layout.bounds, ctx=ctx.layout)
ctx.draw_image(ctx.load_logo("away"), regions.away_slot,
cache_key=f"logo:{game.get('away_abbr')}")
ctx.draw_image(ctx.load_logo("home"), regions.home_slot,
cache_key=f"logo:{game.get('home_abbr')}")
if status:
fit = ctx.layout.fit_text(status, regions.status_band, LADDER_GRID)
ctx.draw_fit(fit, regions.status_band, color=self._accent(ctx))
if center_lines:
rows = regions.score_area.split_v(*[1] * len(center_lines))
for line, row in zip(center_lines, rows):
if line:
fit = ctx.layout.fit_text(line, row, LADDER_GRID)
ctx.draw_fit(fit, row)
if detail:
fit = ctx.layout.fit_text(detail, regions.detail_band, LADDER_GRID)
ctx.draw_fit(fit, regions.detail_band, color=(160, 160, 160))
def _draw_bases_and_outs(self, ctx: SkinContext, game: dict) -> None:
"""Raw-PIL escape hatch: a bases diamond + out dots in the bottom
band, sized from the layout scale so it works on any panel."""
size = ctx.layout.px(3, minimum=2) # half-diagonal of one base
gap = ctx.layout.px(1)
cx = ctx.width // 2
cy = ctx.height - (size * 2) - 1
bases = game.get("bases_occupied") or [False, False, False]
# (dx, dy) per base: first (right), second (top), third (left)
offsets = [(size + gap, 0), (0, -(size + gap)), (-(size + gap), 0)]
for occupied, (dx, dy) in zip(bases, offsets):
x, y = cx + dx, cy + dy
diamond = [(x, y - size), (x + size, y), (x, y + size), (x - size, y)]
if occupied:
ctx.draw.polygon(diamond, fill=self._accent(ctx))
else:
ctx.draw.polygon(diamond, outline=(110, 110, 110))
outs = min(int(game.get("outs") or 0), 3)
r = max(1, size - 1)
for i in range(3):
x = cx + (i - 1) * (2 * r + 2 * gap)
y = ctx.height - r - 1
dot = [x - r, y - r, x + r, y + r]
if i < outs:
ctx.draw.ellipse(dot, fill=(255, 255, 255))
else:
ctx.draw.ellipse(dot, outline=(110, 110, 110))
# -- the three modes --------------------------------------------------
def render_live(self, ctx: SkinContext, game: dict) -> bool:
half = "" if game.get("inning_half") == "top" else ""
inning = game.get("inning") or ""
status = f"{half}{inning}" if inning else game.get("status_text", "")
score = f"{game.get('away_score', '0')}-{game.get('home_score', '0')}"
count = f"{game.get('balls', 0)}-{game.get('strikes', 0)}"
self._draw_card(ctx, game, status, [score], "")
self._draw_bases_and_outs(ctx, game)
# Ball-strike count in the top-left corner, over the away logo.
fit = ctx.layout.fit_text(count, (ctx.width // 4, ctx.layout.px(8, minimum=6)), LADDER_GRID)
ctx.draw_fit(fit, ctx.layout.bounds.top_band(fit.height + 1).left_col(fit.width + 2),
color=(200, 200, 200))
return True
def render_recent(self, ctx: SkinContext, game: dict) -> bool:
score = f"{game.get('away_score', '0')}-{game.get('home_score', '0')}"
self._draw_card(ctx, game, game.get("status_text", "Final"),
[score], game.get("series_summary", ""))
return True
def render_upcoming(self, ctx: SkinContext, game: dict) -> bool:
matchup = f"{game.get('away_abbr', '')}@{game.get('home_abbr', '')}"
self._draw_card(ctx, game, game.get("game_date", ""),
[matchup, game.get("game_time", "")],
f"{game.get('away_record', '')} {game.get('home_record', '')}".strip())
return True
+1 -1
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@@ -4,5 +4,5 @@ LEDMatrix Display System
Core source package for the LED Matrix Display project.
"""
__version__ = "3.2.0"
__version__ = "1.0.0"
-174
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@@ -1,174 +0,0 @@
"""
Adaptive image fitting for plugins — the image counterpart to
src/adaptive_layout.py's text fitting.
Promotes the proven in-field image patterns into one shared helper so
plugins stop hand-copying resize/cache code:
- "crop transparent padding, then fill the row height" (football/hockey
logo pattern) -> ``crop_to_ink=True, mode="fill_height"``
- "crop-to-fill with a top anchor for faces" (masters-tournament headshot
pattern) -> ``mode="cover", anchor="top"``
- "letterbox to fit, centered on a background" (static-image pattern)
-> ``mode="contain"``
- NEAREST for pixel art/flags vs LANCZOS for photos (masters flag pattern)
-> ``resample=RESAMPLE_NEAREST``
Unlike PIL's ``thumbnail()`` (downscale-only — the reason plugin imagery
stays tiny on big panels), ``fit_image`` upscales by default so content
genuinely adapts to larger displays; pass ``upscale=False`` for the old
behavior.
Use via ``LayoutContext.fit_image(...)`` (cached per panel size) or
``BasePlugin.draw_image(...)``; the module-level functions are the
uncached primitives.
"""
from dataclasses import dataclass
from typing import Any, Optional, Tuple
from PIL import Image
# The one Pillow >= 9.1 compat shim (replaces the per-plugin copies).
try:
RESAMPLE_LANCZOS = Image.Resampling.LANCZOS
RESAMPLE_NEAREST = Image.Resampling.NEAREST
except AttributeError: # Pillow < 9.1
RESAMPLE_LANCZOS = Image.LANCZOS
RESAMPLE_NEAREST = Image.NEAREST
FIT_MODES = ("contain", "cover", "fill_height", "stretch")
@dataclass(frozen=True)
class ImageFitResult:
"""A processed RGBA copy of a source image, sized for a target box."""
image: Image.Image
width: int
height: int
scale: float # scale applied vs the (possibly ink-cropped) source
mode: str
source_size: Tuple[int, int]
@property
def is_empty(self) -> bool:
return self.width <= 0 or self.height <= 0
_EMPTY_IMAGE = Image.new("RGBA", (1, 1), (0, 0, 0, 0))
def _empty_result(mode: str, source_size: Tuple[int, int]) -> ImageFitResult:
return ImageFitResult(_EMPTY_IMAGE, 0, 0, 0.0, mode, source_size)
def _box_dims(box: Any) -> Tuple[int, int]:
"""Accept a Region (duck-typed .w/.h) or a (w, h) tuple."""
if hasattr(box, "w") and hasattr(box, "h"):
return (int(box.w), int(box.h))
w, h = box
return (int(w), int(h))
def fit_image(img: Image.Image, box: Any, *, mode: str = "contain",
crop_to_ink: bool = False, anchor: str = "center",
resample: Any = None, upscale: bool = True) -> ImageFitResult:
"""Fit an image into a box, preserving crispness policy per content type.
Args:
img: Source PIL image (any mode; output is always RGBA).
box: Region or (w, h) target box.
mode: "contain" (letterbox), "cover" (crop-to-fill),
"fill_height" (height == box height, contain-capped by width),
"stretch" (exact resize).
crop_to_ink: Trim fully-transparent padding (getbbox) before fitting —
logos shipped with generous padding otherwise render small.
anchor: For "cover" crops: "center" or "top" (keeps faces/tops).
resample: PIL resampling filter; defaults to RESAMPLE_LANCZOS.
Use RESAMPLE_NEAREST for pixel art, flags, and sprite icons.
upscale: Allow scaling above source size (default True — the adaptive
point). False mimics the legacy thumbnail() behavior.
"""
if mode not in FIT_MODES:
raise ValueError(f"Unknown fit mode '{mode}' (expected one of {FIT_MODES})")
box_w, box_h = _box_dims(box)
if box_w <= 0 or box_h <= 0 or img.width <= 0 or img.height <= 0:
return _empty_result(mode, img.size)
resample = RESAMPLE_LANCZOS if resample is None else resample
work = img if img.mode == "RGBA" else img.convert("RGBA")
if crop_to_ink:
bbox = work.getbbox()
if bbox is None: # fully transparent
return _empty_result(mode, img.size)
work = work.crop(bbox)
src_w, src_h = work.size
if mode == "stretch":
out = work.resize((box_w, box_h), resample)
return ImageFitResult(out, box_w, box_h, box_w / src_w, mode, (src_w, src_h))
if mode == "cover":
scale = max(box_w / src_w, box_h / src_h)
if not upscale:
scale = min(scale, 1.0)
scaled_w = max(1, round(src_w * scale))
scaled_h = max(1, round(src_h * scale))
out = work.resize((scaled_w, scaled_h), resample)
# Crop the overhang down to the box (only when the scaled image is
# larger; with upscale=False it may be smaller and is left as-is).
crop_w, crop_h = min(box_w, scaled_w), min(box_h, scaled_h)
left = (scaled_w - crop_w) // 2
top = 0 if anchor == "top" else (scaled_h - crop_h) // 2
out = out.crop((left, top, left + crop_w, top + crop_h))
return ImageFitResult(out, out.width, out.height, scale, mode, (src_w, src_h))
# contain / fill_height share the "preserve aspect, no crop" path
if mode == "fill_height":
scale = box_h / src_h
# contain-cap: never exceed the box width (football's logo_slot rule)
scale = min(scale, box_w / src_w)
else: # contain
scale = min(box_w / src_w, box_h / src_h)
if not upscale:
scale = min(scale, 1.0)
out_w = max(1, round(src_w * scale))
out_h = max(1, round(src_h * scale))
if (out_w, out_h) == (src_w, src_h):
# No resize needed — but `work` may still BE the caller's original
# image (RGBA source, no ink crop). The result must always be an
# independent copy: LayoutContext caches ImageFitResults, and an
# aliased image would let later mutations of the source corrupt
# cached fits (or vice versa).
out = work.copy() if work is img else work
else:
out = work.resize((out_w, out_h), resample)
return ImageFitResult(out, out_w, out_h, scale, mode, (src_w, src_h))
def draw_fitted_image(display_manager: Any, ifit: ImageFitResult, box: Any, *,
align: str = "center", valign: str = "center",
offset: Tuple[int, int] = (0, 0)) -> Optional[Tuple[int, int]]:
"""Paste a fitted image aligned within a Region onto the display canvas.
Pastes with the image's own alpha mask. Returns the (x, y) actually used
so callers can position adjacent decorations, or None when nothing was
drawn (empty fit / no canvas).
"""
if ifit is None or ifit.is_empty:
return None
image = getattr(display_manager, "image", None)
if image is None:
return None
if hasattr(box, "align_xy"):
x, y = box.align_xy(ifit.width, ifit.height, align, valign)
else:
box_w, box_h = _box_dims(box)
x = (box_w - ifit.width) // 2
y = (box_h - ifit.height) // 2
x += int(offset[0])
y += int(offset[1])
image.paste(ifit.image, (x, y), ifit.image)
return (x, y)
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@@ -1,746 +0,0 @@
"""
Adaptive layout and font scaling helpers for plugins.
Generalizes the three size-adaptation patterns proven in the plugin
ecosystem into small composable core helpers, so plugins render legibly on
any panel size (64x32, 128x32, 96x48, 128x64, 256x64, ...) without
hand-tuned per-display layouts:
- Region: integer rect algebra (bands, columns, weighted splits, centering).
Regions partition space, so text bands can't overlap by construction —
replacing the magic ``y = 1`` / ``y = height - 7`` offsets tuned for 128x32.
- Font ladders: ordered (family, size) steps known to render crisply.
Pixel fonts (BDF, PressStart2P) only look right at native/integer sizes,
so fonts are never scaled continuously — fitting walks a ladder from the
largest rung down until the measured text fits the target box. This is
baseball-scoreboard's fallback-ladder pattern promoted to core.
- LayoutContext: per-(width, height) facts — breakpoint tiers
(masters-tournament's pattern), a geometry scale factor vs. a declared
design size (f1-scoreboard's pattern), and cached fit-text queries.
Everything is opt-in: plugins get a context via ``self.layout`` on
BasePlugin (or construct one directly) and existing plugins are unaffected.
Fonts are resolved through FontManager's catalog (family names are
lowercased file stems from assets/fonts, e.g. "9x15", "tom-thumb", plus
aliases like "press_start"). FitResult.font is a plain PIL font or
freetype.Face, so it drops straight into DisplayManager.draw_text().
"""
import logging
from collections import OrderedDict
from dataclasses import dataclass
from typing import Any, Dict, List, Optional, Sequence, Tuple, Union
import freetype
logger = logging.getLogger(__name__)
# Height-based breakpoint tiers, smallest to largest. A 32px-tall panel is
# the ecosystem baseline ("sm"); 96x48 lands in "md"; 128x64 in "lg".
_HEIGHT_TIERS: Tuple[Tuple[str, int], ...] = (
("xs", 16), ("sm", 32), ("md", 48), ("lg", 64), ("xl", 10 ** 9),
)
TIER_ORDER: Tuple[str, ...] = tuple(name for name, _ in _HEIGHT_TIERS)
_WIDTH_TIERS: Tuple[Tuple[str, int], ...] = (
("narrow", 64), ("normal", 128), ("wide", 256), ("ultrawide", 10 ** 9),
)
WIDTH_TIER_ORDER: Tuple[str, ...] = tuple(name for name, _ in _WIDTH_TIERS)
# The panel size most existing plugins were authored against.
DEFAULT_DESIGN_SIZE: Tuple[int, int] = (128, 32)
@dataclass(frozen=True)
class Region:
"""An integer rectangle. Carving methods return sub-Regions clamped to
non-negative dimensions, so degenerate panels never produce negative
boxes — a band request larger than the region simply consumes it all."""
x: int
y: int
w: int
h: int
def __post_init__(self):
object.__setattr__(self, "w", max(0, int(self.w)))
object.__setattr__(self, "h", max(0, int(self.h)))
object.__setattr__(self, "x", int(self.x))
object.__setattr__(self, "y", int(self.y))
@property
def right(self) -> int:
return self.x + self.w
@property
def bottom(self) -> int:
return self.y + self.h
@property
def center(self) -> Tuple[int, int]:
return (self.x + self.w // 2, self.y + self.h // 2)
# ---- carving -----------------------------------------------------
def inset(self, dx: int, dy: Optional[int] = None) -> "Region":
"""Shrink by dx horizontally and dy (default dx) vertically, each side."""
if dy is None:
dy = dx
return Region(self.x + dx, self.y + dy, self.w - 2 * dx, self.h - 2 * dy)
def offset(self, dx: int, dy: int) -> "Region":
"""Translate without resizing — the hook for user x/y-offset
customization: compute regions first, then apply the user's
configured offsets as a final translation."""
return Region(self.x + dx, self.y + dy, self.w, self.h)
def top_band(self, h: int) -> "Region":
return Region(self.x, self.y, self.w, min(h, self.h))
def bottom_band(self, h: int) -> "Region":
h = min(h, self.h)
return Region(self.x, self.bottom - h, self.w, h)
def middle(self, top_h: int = 0, bottom_h: int = 0) -> "Region":
"""What remains between a top band and a bottom band."""
return Region(self.x, self.y + top_h, self.w, self.h - top_h - bottom_h)
def left_col(self, w: int) -> "Region":
return Region(self.x, self.y, min(w, self.w), self.h)
def right_col(self, w: int) -> "Region":
w = min(w, self.w)
return Region(self.right - w, self.y, w, self.h)
def split_h(self, *weights: float, gap: int = 0) -> List["Region"]:
"""Side-by-side columns sized by weight; gaps between them."""
sizes = _weighted_sizes(self.w, weights, gap)
cols, cursor = [], self.x
for size in sizes:
cols.append(Region(cursor, self.y, size, self.h))
cursor += size + gap
return cols
def split_v(self, *weights: float, gap: int = 0) -> List["Region"]:
"""Stacked rows sized by weight; gaps between them."""
sizes = _weighted_sizes(self.h, weights, gap)
rows, cursor = [], self.y
for size in sizes:
rows.append(Region(self.x, cursor, self.w, size))
cursor += size + gap
return rows
# ---- placement ---------------------------------------------------
def align_xy(self, w: int, h: int, align: str = "center",
valign: str = "center") -> Tuple[int, int]:
"""Top-left position for a w x h box aligned within this region.
align: left|center|right; valign: top|center|bottom."""
if align == "left":
x = self.x
elif align == "right":
x = self.right - w
else:
x = self.x + (self.w - w) // 2
if valign == "top":
y = self.y
elif valign == "bottom":
y = self.bottom - h
else:
y = self.y + (self.h - h) // 2
return (x, y)
def center_xy(self, w: int, h: int) -> Tuple[int, int]:
return self.align_xy(w, h)
def contains(self, w: int, h: int) -> bool:
return w <= self.w and h <= self.h
def _weighted_sizes(total: int, weights: Sequence[float], gap: int) -> List[int]:
"""Integer sizes proportional to weights, remainder spread left-to-right."""
if not weights:
return []
usable = max(0, total - gap * (len(weights) - 1))
weight_sum = sum(weights) or 1
sizes = [int(usable * w / weight_sum) for w in weights]
remainder = usable - sum(sizes)
for i in range(remainder):
sizes[i % len(sizes)] += 1
return sizes
# ---------------------------------------------------------------------------
# Font ladders
# ---------------------------------------------------------------------------
@dataclass(frozen=True)
class FontStep:
"""One rung: a FontManager catalog family at a size it renders crisply."""
family: str
size_px: int
FontLadder = Tuple[FontStep, ...]
# X11 BDF bitmap fonts at their native pixel sizes, largest to smallest —
# baseball-scoreboard's fallback ladder extended upward. Same-height rungs
# are ordered widest first so width-constrained text steps to a narrower
# face before dropping a size.
LADDER_GRID: FontLadder = (
FontStep("10x20", 20),
FontStep("9x18", 18),
FontStep("9x15", 15),
FontStep("8x13", 13),
FontStep("7x13", 13),
FontStep("6x13", 13),
FontStep("6x12", 12),
FontStep("6x10", 10),
FontStep("6x9", 9),
FontStep("5x8", 8),
FontStep("5x7", 7),
FontStep("4x6", 6),
FontStep("tom-thumb", 6),
)
# PressStart2P at integer multiples of its 8px pixel grid only — fractional
# sizes blur a pixel font. For headline text (clocks, scores).
LADDER_ARCADE: FontLadder = (
FontStep("press_start", 32),
FontStep("press_start", 24),
FontStep("press_start", 16),
FontStep("press_start", 8),
)
LADDER_DEFAULT: FontLadder = LADDER_GRID
ELLIPSIS = ""
@dataclass(frozen=True)
class FitResult:
"""A fitted font plus the ink metrics of the (possibly ellipsized) text.
``y_offset`` is the gap between the y passed to draw_text() and where
ink actually starts; subtract it from the desired ink-top position when
drawing (draw_fitted_text does this for you).
"""
font: Any
family: str
size_px: int
text: str
width: int
height: int
baseline: int
y_offset: int
fits: bool
line_height: int = 0
def measure_ink(text: str, font: Any) -> Tuple[int, int, int, int]:
"""Measure the ink box of text: (width, height, baseline, y_offset).
y_offset is the distance from the y coordinate DisplayManager.draw_text()
is given to the top of the actual ink — PIL draws TTF from the em-box
top and _draw_bdf_text derives the baseline from y + ascender, so both
leave a font-dependent gap that matters when centering in short bands.
"""
if isinstance(font, freetype.Face):
width = 0
ascender = font.size.ascender >> 6
ink_top, ink_bottom = None, None
for char in text:
font.load_char(char)
width += font.glyph.advance.x >> 6
rows = font.glyph.bitmap.rows
if rows:
top = ascender - font.glyph.bitmap_top
ink_top = top if ink_top is None else min(ink_top, top)
ink_bottom = top + rows if ink_bottom is None else max(ink_bottom, top + rows)
if ink_top is None:
ink_top, ink_bottom = 0, 0
return (width, ink_bottom - ink_top, ascender, ink_top)
bbox = font.getbbox(text)
return (bbox[2] - bbox[0], bbox[3] - bbox[1], -bbox[1], bbox[1])
def font_line_height(font: Any) -> int:
"""Recommended line spacing for a font (matches DisplayManager.get_font_height)."""
if isinstance(font, freetype.Face):
return font.size.height >> 6
ascent, descent = font.getmetrics()
return ascent + descent
def measure_font_crispness(font: Any, sample_text: str = "Ay0",
canvas_size: Tuple[int, int] = (250, 60)) -> float:
"""Fraction of the rendered sample's ink-bbox pixels that are neither
pure black nor pure white — i.e. antialiased.
BDF (freetype.Face) glyphs are true bitmaps and always render at 0.0.
"Pixel-style" TTFs (PressStart2P, and similar fonts bundled for
plugins that draw through ImageDraw.text() and so can't take a BDF
face) are NOT automatically crisp at arbitrary sizes — PIL antialiases
TTF outlines by default, and a pixel-grid font only lands on whole
pixels at specific sizes (for PressStart2P: exact multiples of 8).
Requesting an unverified size silently produces soft/blurry glyphs on
an LED panel, which reads as fuzzy compared to a true BDF rung.
Use this to vet any custom FontLadder rung that mixes TTF fonts before
shipping it — see test_adaptive_layout.py::test_ladder_is_crisp for the
pattern. A rung should score 0.0 (or very close, to allow for the odd
diagonal stroke) before it belongs in a "crisp" ladder.
"""
if isinstance(font, freetype.Face):
return 0.0
from PIL import Image, ImageDraw
img = Image.new("L", canvas_size, 0)
ImageDraw.Draw(img).text((2, 2), sample_text, font=font, fill=255)
bbox = img.getbbox()
if bbox is None:
return 0.0
pixels = img.crop(bbox).tobytes()
pure = sum(1 for p in pixels if p == 0 or p == 255)
return (len(pixels) - pure) / len(pixels)
class LayoutContext:
"""Per-render-size layout facts and fit-text queries for one panel size.
Construct once per (width, height); BasePlugin.layout does this and
rebuilds automatically when the logical display size changes.
"""
def __init__(self, width: int, height: int, font_manager: Any,
design_size: Tuple[int, int] = DEFAULT_DESIGN_SIZE):
self.width = int(width)
self.height = int(height)
self.font_manager = font_manager
self.design_size = design_size
self.bounds = Region(0, 0, self.width, self.height)
self.aspect = self.width / max(1, self.height)
self.tier = _pick_tier(_HEIGHT_TIERS, self.height)
self.width_tier = _pick_tier(_WIDTH_TIERS, self.width)
self.is_wide_short = self.aspect >= 2.5 and self.height <= 32
design_w, design_h = design_size
# Geometry scale only (gaps, icon/logo sizes) — never applied to
# fonts, which step between crisp ladder rungs instead.
self.scale = min(self.width / max(1, design_w),
self.height / max(1, design_h))
# LRU-bounded: entries are small, but keys embed the fitted TEXT —
# a plugin fitting changing text (a live game clock, a ticker) on a
# 24/7 service would otherwise grow this without bound.
self._fit_cache: "OrderedDict[Any, FitResult]" = OrderedDict()
# LRU-bounded (images are big). Entries hold a strong reference to
# the source image when keyed by id() so the id can't be recycled
# out from under the cache.
self._image_cache: "OrderedDict[Any, Tuple[Any, Any]]" = OrderedDict()
_IMAGE_CACHE_MAX = 64
_FIT_CACHE_MAX = 512
def _fit_cache_get(self, key: Any) -> Optional["FitResult"]:
cached = self._fit_cache.get(key)
if cached is not None:
self._fit_cache.move_to_end(key)
return cached
def _fit_cache_put(self, key: Any, result: "FitResult") -> None:
self._fit_cache[key] = result
while len(self._fit_cache) > self._FIT_CACHE_MAX:
self._fit_cache.popitem(last=False)
# ---- the three adaptation patterns --------------------------------
def px(self, base: int, minimum: int = 1, maximum: Optional[int] = None) -> int:
"""Scale a design-size pixel measurement (f1's pattern): gaps,
icon sizes, logo slots. Clamped to [minimum, maximum]."""
value = max(minimum, round(base * self.scale))
if maximum is not None:
value = min(value, maximum)
return value
def by_tier(self, mapping: Dict[str, Any], default: Any = None) -> Any:
"""Pick the value for the nearest defined tier at-or-below the
panel's height tier (masters' pattern). Falls forward to the
smallest defined tier above, then to default.
by_tier({"sm": 10, "lg": 18}) -> 10 on 128x32, 18 on 128x64.
Keys may also use width tiers ("narrow", "wide", ...)."""
order = TIER_ORDER if any(k in TIER_ORDER for k in mapping) else WIDTH_TIER_ORDER
current = self.tier if order is TIER_ORDER else self.width_tier
idx = order.index(current)
for name in reversed(order[: idx + 1]):
if name in mapping:
return mapping[name]
for name in order[idx + 1:]:
if name in mapping:
return mapping[name]
return default
def fit_text(self, text: str, box: Union[Region, Tuple[int, int]],
ladder: FontLadder = LADDER_DEFAULT,
ellipsis: bool = True) -> FitResult:
"""Largest ladder rung whose rendered text fits the box (baseball's
pattern). If even the smallest rung is too wide, the text is
ellipsized to fit (unless ellipsis=False); fits=False only when no
acceptable rendering exists."""
box_w, box_h = _box_dims(box)
key = ("text", text, box_w, box_h, ladder, ellipsis)
cached = self._fit_cache_get(key)
if cached is not None:
return cached
result = self._walk_ladder(text, ladder, box_w, box_h, ellipsis)
self._fit_cache_put(key, result)
return result
def fit_text_proportional(self, text: str, box: Union[Region, Tuple[int, int]],
base_size_px: int, ladder: FontLadder = LADDER_DEFAULT,
ellipsis: bool = True,
scale: Optional[float] = None) -> FitResult:
"""Ladder rung closest to (but not exceeding) ``base_size_px * scale``
that still fits the box — proportional sizing instead of ``fit_text``'s
"always maximize" behavior.
Use this when several independently-fitted elements need to stay
visually harmonious as the panel grows (e.g. a scoreboard's score,
status, and detail text) — ``fit_text`` maximizes each one within
its own region, which can make one element balloon out of
proportion to its neighbors (a huge score overlapping logos it fit
fine at the design size) even though every individual pick is
independently "correct". ``base_size_px`` is the size that element
renders at on the design size (``design_size``, typically 128x32)
— commonly a plugin's existing classic/fixed font size for that
element.
``scale`` defaults to ``self.scale`` (the same conservative
min(width_ratio, height_ratio) factor ``px()`` uses — safe for
content whose aspect ratio matters). Pass an explicit axis-specific
value when the surrounding composition already scales that way —
e.g. a scoreboard whose logos scale with height alone
(``logo_slot = min(height, width // 2)``) should size its score
text by ``height / design_height`` too, or its text will look
under-scaled next to bigger logos on a panel that only grew taller.
Falls back to the smallest rung when even that exceeds the target
(a tiny scale factor), and to fit_text's ordinary smaller-rung
fallback when the closest-to-target rung doesn't actually fit the
box.
"""
box_w, box_h = _box_dims(box)
effective_scale = self.scale if scale is None else scale
key = ("text_prop", text, box_w, box_h, ladder, base_size_px, ellipsis, effective_scale)
cached = self._fit_cache_get(key)
if cached is not None:
return cached
target = base_size_px * effective_scale
eligible = [step for step in ladder if step.size_px <= target]
candidates = eligible if eligible else (min(ladder, key=lambda s: s.size_px),)
result = self._walk_ladder(text, candidates, box_w, box_h, ellipsis)
self._fit_cache_put(key, result)
return result
def _walk_ladder(self, text: str, ladder: Sequence[FontStep],
box_w: int, box_h: int, ellipsis: bool) -> FitResult:
"""Shared by fit_text/fit_text_proportional: first ladder entry (in
the order given) whose rendered text fits, ellipsizing the last one
tried if none do."""
result = None
for step in ladder:
font = self.font_manager.get_font(step.family, step.size_px)
width, height, baseline, y_offset = measure_ink(text, font)
result = FitResult(font, step.family, step.size_px, text,
width, height, baseline, y_offset,
fits=(width <= box_w and height <= box_h),
line_height=font_line_height(font))
if result.fits:
break
if result is not None and not result.fits and ellipsis:
short = self.ellipsize(text, result.font, box_w)
width, height, baseline, y_offset = measure_ink(short, result.font)
result = FitResult(result.font, result.family, result.size_px,
short, width, height, baseline, y_offset,
fits=(width <= box_w and height <= box_h),
line_height=result.line_height)
return result
def fit_lines(self, lines: Sequence[str], box: Union[Region, Tuple[int, int]],
ladder: FontLadder = LADDER_DEFAULT,
spacing: int = 1) -> FitResult:
"""Largest rung where every line fits the box width and the stacked
lines (line_height + spacing apart) fit the box height. Measures the
actual strings, so a long line pushes the ladder down a rung a short
one wouldn't (baseball's multiline pattern). Text is the widest line."""
box_w, box_h = _box_dims(box)
key = ("lines", tuple(lines), box_w, box_h, ladder, spacing)
cached = self._fit_cache_get(key)
if cached is not None:
return cached
rows = max(1, len(lines))
result = None
for step in ladder:
font = self.font_manager.get_font(step.family, step.size_px)
line_h = font_line_height(font)
widest, metrics = "", (0, 0, 0, 0)
for line in lines:
m = measure_ink(line, font)
if m[0] >= metrics[0]:
widest, metrics = line, m
total_h = rows * line_h + (rows - 1) * spacing
result = FitResult(font, step.family, step.size_px, widest,
metrics[0], metrics[1], metrics[2], metrics[3],
fits=(metrics[0] <= box_w and total_h <= box_h),
line_height=line_h)
if result.fits:
break
self._fit_cache_put(key, result)
return result
def font_for_rows(self, rows: int, box_h: int,
ladder: FontLadder = LADDER_GRID) -> FitResult:
"""Largest rung whose line height lets `rows` rows fit in box_h
(baseball's traditional-scoreboard pattern). Measures a digit/cap
sample rather than specific strings."""
key = ("rows", rows, box_h, ladder)
cached = self._fit_cache_get(key)
if cached is not None:
return cached
sample = "0Ay"
result = None
for step in ladder:
font = self.font_manager.get_font(step.family, step.size_px)
line_h = font_line_height(font)
width, height, baseline, y_offset = measure_ink(sample, font)
result = FitResult(font, step.family, step.size_px, sample,
width, height, baseline, y_offset,
fits=(max(1, rows) * line_h <= box_h),
line_height=line_h)
if result.fits:
break
self._fit_cache_put(key, result)
return result
# ---- images ---------------------------------------------------------
def fit_image(self, img: Any, box: Union[Region, Tuple[int, int]], *,
mode: str = "contain", crop_to_ink: bool = False,
anchor: str = "center", resample: Any = None,
upscale: bool = True, cache_key: Any = None) -> Any:
"""Fit an image into a box (see src/adaptive_images.py for modes),
cached per (image, box size, options) for this panel size.
Prefer a stable ``cache_key`` (e.g. "logo:KC") for images that get
reloaded — the default id()-based key is safe (the entry pins the
source image) but misses across reloads of the same content.
"""
from src.adaptive_images import fit_image as _fit_image
box_w, box_h = _box_dims(box)
resample_name = getattr(resample, "name", repr(resample)) if resample is not None else "default"
identity = cache_key if cache_key is not None else ("id", id(img))
key = ("image", identity, img.size, box_w, box_h, mode,
crop_to_ink, anchor, resample_name, upscale)
cached = self._image_cache.get(key)
if cached is not None:
self._image_cache.move_to_end(key)
return cached[0]
result = _fit_image(img, (box_w, box_h), mode=mode,
crop_to_ink=crop_to_ink, anchor=anchor,
resample=resample, upscale=upscale)
# Pin the source only for id()-keyed entries (see docstring).
self._image_cache[key] = (result, img if cache_key is None else None)
while len(self._image_cache) > self._IMAGE_CACHE_MAX:
self._image_cache.popitem(last=False)
return result
# ---- text utilities ------------------------------------------------
def ellipsize(self, text: str, font: Any, max_w: int) -> str:
"""Trim text to fit max_w, appending an ellipsis. Returns '' when
not even the ellipsis fits."""
if measure_ink(text, font)[0] <= max_w:
return text
for end in range(len(text) - 1, 0, -1):
candidate = text[:end].rstrip() + ELLIPSIS
if measure_ink(candidate, font)[0] <= max_w:
return candidate
return ELLIPSIS if measure_ink(ELLIPSIS, font)[0] <= max_w else ""
def measure(self, text: str, font: Any) -> Tuple[int, int, int]:
"""Ink (width, height, baseline) of text — see measure_ink."""
width, height, baseline, _ = measure_ink(text, font)
return (width, height, baseline)
def clear_cache(self) -> None:
"""Drop cached fit results (call after fonts are reloaded)."""
self._fit_cache.clear()
self._image_cache.clear()
def _pick_tier(tiers: Tuple[Tuple[str, int], ...], value: int) -> str:
for name, limit in tiers:
if value <= limit:
return name
return tiers[-1][0]
def _box_dims(box: Union[Region, Tuple[int, int]]) -> Tuple[int, int]:
if isinstance(box, Region):
return (box.w, box.h)
w, h = box
return (int(w), int(h))
def draw_fitted_text(display_manager: Any, fit: FitResult,
box: Union[Region, Tuple[int, int]],
color: Tuple[int, int, int] = (255, 255, 255),
align: str = "center", valign: str = "center") -> None:
"""Draw a FitResult's text aligned within a Region via
DisplayManager.draw_text(), compensating for the font's ink offset so
the ink (not the em box) is what gets aligned."""
region = box if isinstance(box, Region) else Region(0, 0, box[0], box[1])
x, y = region.align_xy(fit.width, fit.height, align, valign)
display_manager.draw_text(fit.text, x=x, y=y - fit.y_offset,
color=color, font=fit.font)
# ---------------------------------------------------------------------------
# Composite layouts — the region arrangements repeated across plugins,
# expressed as Region math so migrated plugins stop hand-copying coordinate
# formulas. Deliberately tiny: these return Regions, they don't draw.
# ---------------------------------------------------------------------------
@dataclass(frozen=True)
class ScoreboardRegions:
"""The two-logos-plus-center-score card shared by the sports plugins."""
bounds: Region
logo_slot: int # width of each logo slot: min(H, W // 2), center-reserved
away_slot: Region # left logo slot
home_slot: Region # right logo slot
center_col: Region # column between the slots (>= min_center_fraction of width)
status_band: Region # top band (replaces the magic y = 1)
score_area: Region # center_col's true width, between the bands (replaces y = H//2 - 3)
detail_band: Region # bottom band (replaces the magic y = H - 7)
bottom_left: Region # bottom corner: away records / timeouts
bottom_right: Region # bottom corner: home records / timeouts
def scoreboard_regions(bounds: Region, *, ctx: Optional["LayoutContext"] = None,
status_h: Optional[int] = None,
detail_h: Optional[int] = None,
min_center_fraction: float = 0.15,
min_center_design_px: int = 40,
score_bleed_fraction: float = 0.5) -> ScoreboardRegions:
"""Carve a game-card Region into the standard scoreboard arrangement.
Encodes the invariant duplicated across the sports plugins:
``logo_slot = min(height, width // 2)`` (capped at half the card so the
home slot never collapses), away logo centered in the left slot, home in
the right.
That formula alone has a blind spot: at exactly 2:1 aspect ratio
(width == 2 * height — a very common shape, e.g. two, four, or more
square modules stacked into a taller panel) ``width // 2`` and
``height`` are equal, so the two logo slots claim the *entire* width
and leave zero pixels for a center column, no matter how large the
panel gets. It isn't a "small panel" problem: 96x48, 128x64, and
256x128 (all exactly 2:1) hit it identically, while wide panels like
the 128x32 design baseline or a 192x48/256x32 panel never do, because
height is already the tighter constraint there.
Two knobs fix it, both defaulted to values verified against the full
harness size spread (see test_adaptive_layout.py::TestScoreboardRegions):
- ``min_center_fraction`` / ``min_center_design_px`` reserve at least
``max(width * min_center_fraction, min_center_design_px * ctx.scale)``
for the center column, capping ``logo_slot`` further when needed. The
design-px term (scaled by the context's geometry factor, so it grows
on bigger panels like everything else in ``px()``) matters most on
small panels where a flat fraction alone reserves too little absolute
space for even a short score string. On wide panels the height
constraint already leaves more room than either reserves, so both are
a no-op there — 128x32/192x48-style layouts are unaffected.
- ``score_bleed_fraction`` extends the score's own *fit box* (not the
logo slots themselves) an extra ``logo_slot * score_bleed_fraction``
into each side — controlled, intentional overlap with the logo art,
the same way real broadcast scoreboards let a big score number's
edges cross into the team marks flanking it. Without this, on a
square-ish panel the center reserve alone can be too narrow for even
a modest score to render without truncating (`"17-21"` -> `"17-2…"`),
which is worse than a little overlap.
status_band and detail_band span the FULL card width and overlay the
logo slots — matching the classic layouts, where short outlined status/
date text is drawn over the logos without issue; only score_area (the
one element whose size actively grows with the panel) uses the
narrower, bleed-adjusted box. Band heights default to the classic
128x32 values, scaled by the context's geometry factor when one is
provided. Works on a full panel or on a scroll-mode card Region.
"""
if status_h is None:
status_h = ctx.px(9, minimum=7) if ctx else 9
if detail_h is None:
detail_h = ctx.px(8, minimum=7) if ctx else 8
logo_slot = min(bounds.h, bounds.w // 2)
design_reserve = int(min_center_design_px * (ctx.scale if ctx else 1.0))
min_center_w = max(1, int(bounds.w * min_center_fraction), design_reserve)
max_logo_slot_by_center = max(1, (bounds.w - min_center_w) // 2)
logo_slot = min(logo_slot, max_logo_slot_by_center)
away_slot = bounds.left_col(logo_slot)
home_slot = bounds.right_col(logo_slot)
center_col = Region(bounds.x + logo_slot, bounds.y,
bounds.w - 2 * logo_slot, bounds.h)
status_band = bounds.top_band(status_h)
detail_band = bounds.bottom_band(detail_h)
middle = bounds.middle(status_band.h, detail_band.h)
# score_area is the true center gap's width plus a controlled bleed
# into each logo slot (see score_bleed_fraction above) -- narrower than
# the full card width status/detail get, since it's the one element
# whose size actively grows with the panel and needs its *fit box* to
# reflect real available space, but generous enough that a short score
# string never has to truncate on a square-ish panel.
bleed = int(logo_slot * score_bleed_fraction)
score_area = Region(center_col.x - bleed, middle.y,
center_col.w + 2 * bleed, middle.h)
bottom = bounds.bottom_band(detail_h)
return ScoreboardRegions(
bounds=bounds, logo_slot=logo_slot,
away_slot=away_slot, home_slot=home_slot, center_col=center_col,
status_band=status_band, score_area=score_area, detail_band=detail_band,
bottom_left=bottom.left_col(logo_slot),
bottom_right=bottom.right_col(logo_slot),
)
@dataclass(frozen=True)
class MediaRow:
"""Art/icon on the left, text column on the right (music's idiom)."""
art: Region
body: Region
def media_row(bounds: Region, *, ctx: Optional["LayoutContext"] = None,
square: bool = True, gap: Optional[int] = None) -> MediaRow:
"""Split a Region into an art slot and a body column.
With ``square=True`` the art slot is bounds.h wide (album-art style);
otherwise it takes the left half. The gap defaults to 2px scaled by the
context's geometry factor.
"""
if gap is None:
gap = ctx.px(2, minimum=1) if ctx else 2
art_w = bounds.h if square else bounds.w // 2
art_w = min(art_w, bounds.w)
art = bounds.left_col(art_w)
body = Region(bounds.x + art_w + gap, bounds.y,
bounds.w - art_w - gap, bounds.h)
return MediaRow(art=art, body=body)
+134
View File
@@ -0,0 +1,134 @@
"""
Background Cache Mixin for Sports Managers
This mixin provides common caching functionality to eliminate code duplication
across all sports managers. It implements the background service cache pattern
where Recent/Upcoming managers consume data from the background service cache.
"""
import time
from typing import Dict, Optional, Any, Callable
class BackgroundCacheMixin:
"""
Mixin class that provides background service cache functionality to sports managers.
This mixin eliminates code duplication by providing a common implementation
for the background service cache pattern used across all sports managers.
Note: For non-sports managers (weather, stocks, news, etc.), use
GenericCacheMixin instead. See src/generic_cache_mixin.py for details.
"""
def _fetch_data_with_background_cache(self,
sport_key: str,
api_fetch_method: Callable,
live_manager_class: type = None) -> Optional[Dict]:
"""
Common logic for fetching data with background service cache support.
This method implements the background service cache pattern:
1. Live managers always fetch fresh data
2. Recent/Upcoming managers try background cache first
3. Fallback to direct API call if background data unavailable
Args:
sport_key: Sport identifier (e.g., 'nba', 'nfl', 'ncaa_fb')
api_fetch_method: Method to call for direct API fetch
live_manager_class: Class to check if this is a live manager
Returns:
Cached or fresh data from API
"""
start_time = time.time()
cache_hit = False
cache_source = None
try:
# For Live managers, always fetch fresh data
if live_manager_class and isinstance(self, live_manager_class):
self.logger.info(f"[{sport_key.upper()}] Live manager - fetching fresh data")
result = api_fetch_method(use_cache=False)
cache_source = "live_fresh"
else:
# For Recent/Upcoming managers, try background service cache first
cache_key = self.cache_manager.generate_sport_cache_key(sport_key)
# Check if background service has fresh data
if self.cache_manager.is_background_data_available(cache_key, sport_key):
cached_data = self.cache_manager.get_background_cached_data(cache_key, sport_key)
if cached_data:
self.logger.info(f"[{sport_key.upper()}] Using background service cache for {cache_key}")
result = cached_data
cache_hit = True
cache_source = "background_cache"
else:
self.logger.warning(f"[{sport_key.upper()}] Background cache check passed but no data returned for {cache_key}")
result = None
cache_source = "background_miss"
else:
self.logger.info(f"[{sport_key.upper()}] Background data not available for {cache_key}")
result = None
cache_source = "background_unavailable"
# Fallback to direct API call if background data not available
if result is None:
self.logger.info(f"[{sport_key.upper()}] Fetching directly from API for {cache_key}")
result = api_fetch_method(use_cache=True)
cache_source = "api_fallback"
# Record performance metrics
duration = time.time() - start_time
self.cache_manager.record_fetch_time(duration)
# Log performance metrics
self._log_fetch_performance(sport_key, duration, cache_hit, cache_source)
return result
except Exception as e:
duration = time.time() - start_time
self.logger.error(f"[{sport_key.upper()}] Error in background cache fetch after {duration:.2f}s: {e}")
self.cache_manager.record_fetch_time(duration)
raise
def _log_fetch_performance(self, sport_key: str, duration: float, cache_hit: bool, cache_source: str):
"""
Log detailed performance metrics for fetch operations.
Args:
sport_key: Sport identifier
duration: Fetch operation duration in seconds
cache_hit: Whether this was a cache hit
cache_source: Source of the data (background_cache, api_fallback, etc.)
"""
# Log basic performance info
self.logger.info(f"[{sport_key.upper()}] Fetch completed in {duration:.2f}s "
f"(cache_hit={cache_hit}, source={cache_source})")
# Log detailed metrics every 10 operations
if hasattr(self, '_fetch_count'):
self._fetch_count += 1
else:
self._fetch_count = 1
if self._fetch_count % 10 == 0:
metrics = self.cache_manager.get_cache_metrics()
self.logger.info(f"[{sport_key.upper()}] Cache Performance Summary - "
f"Hit Rate: {metrics['cache_hit_rate']:.2%}, "
f"Background Hit Rate: {metrics['background_hit_rate']:.2%}, "
f"API Calls Saved: {metrics['api_calls_saved']}")
def get_cache_performance_summary(self) -> Dict[str, Any]:
"""
Get cache performance summary for this manager.
Returns:
Dictionary containing cache performance metrics
"""
return self.cache_manager.get_cache_metrics()
def log_cache_performance(self):
"""Log current cache performance metrics."""
self.cache_manager.log_cache_metrics()
+3 -14
View File
@@ -151,12 +151,7 @@ class Baseball(SportsCore):
# Only log detailed information for favorite teams
if is_favorite_game:
# Use the validated competition-level `status` here too. MiLB
# events carry no event-level one, so this debug line raised a
# KeyError and dropped the very games it was meant to help
# diagnose -- and only for favourites, which is the worst way
# for it to fail.
self.logger.debug(f"Full status data: {status}")
self.logger.debug(f"Full status data: {game_event['status']}")
self.logger.debug(f"Status type: {game_status}, State: {status_state}")
self.logger.debug(f"Status detail: {status['type'].get('detail', '')}")
self.logger.debug(
@@ -169,13 +164,7 @@ class Baseball(SportsCore):
# Get game state information
if status_state == "in":
# For live games, get detailed state
# Use the competition-level `status` already validated by
# _extract_game_details_common. Real ESPN events duplicate
# status at the event top level, but MiLB events (synthesized
# from the MLB Stats API into an ESPN-like shape) populate
# only the competition-level one, so the top-level lookup
# raised a bare KeyError and dropped the event.
inning = status.get(
inning = game_event["status"].get(
"period", 1
) # Get inning from status period
@@ -198,7 +187,7 @@ class Baseball(SportsCore):
if "end" in status_detail or "end" in status_short:
inning_half = "top"
inning = (
status.get("period", 1) + 1
game_event["status"].get("period", 1) + 1
) # Use period and increment for next inning
if is_favorite_game:
self.logger.debug(
+4 -11
View File
@@ -38,17 +38,10 @@ class Hockey(SportsCore):
status = competition["status"]
powerplay = False
penalties = ""
# A competitor may legitimately arrive without a "statistics"
# array (pre-game feeds, and some in-progress ones). Reading it
# unguarded raised KeyError inside the generator and dropped the
# WHOLE event, discarding valid scores and status. Default to an
# empty list so the saves/shots figures fall back to 0 instead.
home_stats = home_team.get("statistics", [])
away_stats = away_team.get("statistics", [])
home_team_saves = next(
(
int(c["displayValue"])
for c in home_stats
for c in home_team["statistics"]
if c.get("name") == "saves"
),
0,
@@ -56,7 +49,7 @@ class Hockey(SportsCore):
home_team_saves_per = next(
(
float(c["displayValue"])
for c in home_stats
for c in home_team["statistics"]
if c.get("name") == "savePct"
),
0.0,
@@ -64,7 +57,7 @@ class Hockey(SportsCore):
away_team_saves = next(
(
int(c["displayValue"])
for c in away_stats
for c in away_team["statistics"]
if c.get("name") == "saves"
),
0,
@@ -72,7 +65,7 @@ class Hockey(SportsCore):
away_team_saves_per = next(
(
float(c["displayValue"])
for c in away_stats
for c in away_team["statistics"]
if c.get("name") == "savePct"
),
0.0,
@@ -1,25 +1,651 @@
"""The three display modes layered on SportsCore: SportsUpcoming,
SportsRecent and SportsLive. Split out of the former
``src/base_classes/sports.py``; see docs/SPORTS_UNIFICATION.md.
"""
import logging
import os
import tempfile
import time
from abc import abstractmethod
from abc import ABC, abstractmethod
from datetime import datetime, timedelta, timezone
from typing import Any, Dict, List
from pathlib import Path
from typing import Any, Dict, List, Optional
import pytz
import requests
from PIL import Image, ImageDraw, ImageFont
from requests.adapters import HTTPAdapter
from urllib3.util.retry import Retry
from src.background_data_service import get_background_service
# Import new architecture components (individual classes will import what they need)
from src.base_classes.api_extractors import APIDataExtractor
from src.base_classes.data_sources import DataSource
from src.cache_manager import CacheManager
from src.display_manager import DisplayManager
from src.dynamic_team_resolver import DynamicTeamResolver
from src.logo_downloader import LogoDownloader, download_missing_logo
try:
from src.base_odds_manager import BaseOddsManager as OddsManager
except ImportError:
OddsManager = None
from .core import SportsCore
class SportsCore(ABC):
def __init__(self, config: Dict[str, Any], display_manager: DisplayManager, cache_manager: CacheManager, logger: logging.Logger, sport_key: str):
self.logger = logger
self.config = config
self.cache_manager = cache_manager
self.config_manager = self.cache_manager.config_manager
if OddsManager:
try:
self.odds_manager = OddsManager(
self.cache_manager, self.config_manager)
except Exception as e:
self.logger.warning(f"Failed to initialize OddsManager: {e}")
self.odds_manager = None
else:
self.odds_manager = None
self.logger.warning("OddsManager not available - odds functionality disabled")
self.display_manager = display_manager
self.display_width = self.display_manager.matrix.width
self.display_height = self.display_manager.matrix.height
self.sport_key = sport_key
self.sport = None
self.league = None
# Initialize new architecture components (will be overridden by sport-specific classes)
self.sport_config = None
self.api_extractor: APIDataExtractor
self.data_source: DataSource
self.mode_config = config.get(f"{sport_key}_scoreboard", {}) # Changed config key
self.is_enabled: bool = self.mode_config.get("enabled", False)
self.show_odds: bool = self.mode_config.get("show_odds", False)
# Use LogoDownloader to get the correct default logo directory for this sport
default_logo_dir = Path(LogoDownloader().get_logo_directory(sport_key))
self.logo_dir = self._initialize_logo_dir(default_logo_dir)
self.update_interval: int = self.mode_config.get(
"update_interval_seconds", 60)
self.show_records: bool = self.mode_config.get('show_records', False)
self.show_ranking: bool = self.mode_config.get('show_ranking', False)
# Number of games to show (instead of time-based windows)
self.recent_games_to_show: int = self.mode_config.get(
"recent_games_to_show", 5) # Show last 5 games
self.upcoming_games_to_show: int = self.mode_config.get(
"upcoming_games_to_show", 10) # Show next 10 games
self.show_favorite_teams_only: bool = self.mode_config.get("show_favorite_teams_only", False)
self.show_all_live: bool = self.mode_config.get("show_all_live", False)
self.session = requests.Session()
retry_strategy = Retry(
total=5, # increased number of retries
backoff_factor=1, # increased backoff factor
# added 429 to retry list
status_forcelist=[429, 500, 502, 503, 504],
allowed_methods=["GET", "HEAD", "OPTIONS"]
)
adapter = HTTPAdapter(max_retries=retry_strategy)
self.session.mount("https://", adapter)
self.session.mount("http://", adapter)
self._logo_cache = {}
# Set up headers
self.headers = {
'User-Agent': 'LEDMatrix/1.0 (https://github.com/yourusername/LEDMatrix; contact@example.com)',
'Accept': 'application/json',
'Accept-Language': 'en-US,en;q=0.9',
'Accept-Encoding': 'gzip, deflate, br',
'Connection': 'keep-alive'
}
self.last_update = 0
self.current_game = None
self.fonts = self._load_fonts()
# Initialize dynamic team resolver and resolve favorite teams
self.dynamic_resolver = DynamicTeamResolver()
raw_favorite_teams = self.mode_config.get("favorite_teams", [])
self.favorite_teams = self.dynamic_resolver.resolve_teams(raw_favorite_teams, sport_key)
# Log dynamic team resolution
if raw_favorite_teams != self.favorite_teams:
self.logger.info(f"Resolved dynamic teams: {raw_favorite_teams} -> {self.favorite_teams}")
else:
self.logger.info(f"Favorite teams: {self.favorite_teams}")
self.logger.setLevel(logging.INFO)
# Initialize team rankings cache
self._team_rankings_cache = {}
self._rankings_cache_timestamp = 0
self._rankings_cache_duration = 3600 # Cache rankings for 1 hour
# Initialize background data service with optimized settings
# Hardcoded for memory optimization: 1 worker, 30s timeout, 3 retries
self.background_service = get_background_service(self.cache_manager, max_workers=1)
self.background_fetch_requests = {} # Track background fetch requests
self.background_enabled = True
self.logger.info("Background service enabled with 1 worker (memory optimized)")
def _initialize_logo_dir(self, configured_path: Path) -> Path:
"""Resolve and ensure a writable logo directory, falling back when necessary."""
downloader = LogoDownloader()
resolved_configured = self._resolve_project_path(configured_path)
candidates = [resolved_configured] + self._get_logo_directory_fallbacks(resolved_configured)
for candidate in candidates:
candidate_path = self._resolve_project_path(candidate)
if downloader.ensure_logo_directory(str(candidate_path)):
if candidate_path != resolved_configured:
self.logger.warning(
"Configured logo directory '%s' is not writable; using fallback '%s'",
resolved_configured,
candidate_path,
)
return candidate_path
self.logger.error(
"Unable to find a writable logo directory. Logos may fail to download (last attempted: %s)",
resolved_configured,
)
return resolved_configured
def _resolve_project_path(self, path: Path) -> Path:
"""Convert relative paths to absolute ones rooted at the project directory."""
if path.is_absolute():
return path
project_root = Path(__file__).resolve().parents[2]
return (project_root / path).resolve()
def _get_logo_directory_fallbacks(self, configured_dir: Path) -> List[Path]:
"""Return fallback directories to try when the configured directory is not writable."""
fallbacks: List[Path] = []
env_override = os.environ.get("LEDMATRIX_LOGO_DIR")
if env_override:
env_path = Path(env_override)
if not env_path.is_absolute():
env_path = self._resolve_project_path(env_path)
fallbacks.append(env_path / self.sport_key)
cache_dir = getattr(self.cache_manager, "cache_dir", None)
if cache_dir:
fallbacks.append(Path(cache_dir) / "logos" / self.sport_key)
try:
fallbacks.append(Path.home() / ".ledmatrix" / "logos" / self.sport_key)
except RuntimeError as e:
self.logger.debug("Could not resolve home directory (expected for service users): %s", e)
fallbacks.append(Path(tempfile.gettempdir()) / "ledmatrix_logos" / self.sport_key)
unique_fallbacks: List[Path] = []
seen = set()
for candidate in fallbacks:
if candidate == configured_dir:
continue
if candidate not in seen:
unique_fallbacks.append(candidate)
seen.add(candidate)
return unique_fallbacks
def _get_season_schedule_dates(self) -> tuple[str, str]:
return "", ""
def _draw_scorebug_layout(self, game: Dict, force_clear: bool = False) -> None:
"""Placeholder draw method - subclasses should override."""
# This base method will be simple, subclasses provide specifics
try:
img = Image.new('RGB', (self.display_width, self.display_height), (0, 0, 0))
draw = ImageDraw.Draw(img)
status = game.get("status_text", "N/A")
self._draw_text_with_outline(draw, status, (2, 2), self.fonts['status'])
self.display_manager.image.paste(img, (0, 0))
# Don't call update_display here, let subclasses handle it after drawing
except Exception as e:
self.logger.error(f"Error in base _draw_scorebug_layout: {e}", exc_info=True)
def display(self, force_clear: bool = False) -> bool:
"""Common display method for all NCAA FB managers""" # Updated docstring
if not self.is_enabled: # Check if module is enabled
return False
if not self.current_game:
# Clear display if force_clear is True, even when there's no content
# This prevents black screens when switching to modes with no content
if force_clear:
try:
self.display_manager.clear()
self.display_manager.update_display()
except Exception as e:
self.logger.debug(f"Error clearing display when no content: {e}")
current_time = time.time()
if not hasattr(self, '_last_warning_time'):
self._last_warning_time = 0
if current_time - getattr(self, '_last_warning_time', 0) > 300:
self.logger.warning(f"No game data available to display in {self.__class__.__name__}")
setattr(self, '_last_warning_time', current_time)
return False
try:
self._draw_scorebug_layout(self.current_game, force_clear)
# display_manager.update_display() should be called within subclass draw methods
# or after calling display() in the main loop. Let's keep it out of the base display.
return True
except Exception as e:
self.logger.error(f"Error during display call in {self.__class__.__name__}: {e}", exc_info=True)
return False
def _load_fonts(self):
"""Load fonts used by the scoreboard."""
fonts = {}
try:
fonts['score'] = ImageFont.truetype("assets/fonts/PressStart2P-Regular.ttf", 10)
fonts['time'] = ImageFont.truetype("assets/fonts/PressStart2P-Regular.ttf", 8)
fonts['team'] = ImageFont.truetype("assets/fonts/PressStart2P-Regular.ttf", 8)
fonts['status'] = ImageFont.truetype("assets/fonts/4x6-font.ttf", 6) # Using 4x6 for status
fonts['detail'] = ImageFont.truetype("assets/fonts/4x6-font.ttf", 6) # Added detail font
fonts['rank'] = ImageFont.truetype("assets/fonts/PressStart2P-Regular.ttf", 10)
logging.info("Successfully loaded fonts") # Changed log prefix
except IOError:
logging.warning("Fonts not found, using default PIL font.") # Changed log prefix
fonts['score'] = ImageFont.load_default()
fonts['time'] = ImageFont.load_default()
fonts['team'] = ImageFont.load_default()
fonts['status'] = ImageFont.load_default()
fonts['detail'] = ImageFont.load_default()
fonts['rank'] = ImageFont.load_default()
return fonts
def _draw_dynamic_odds(self, draw: ImageDraw.Draw, odds: Dict[str, Any], width: int, height: int) -> None:
"""Draw odds with dynamic positioning - only show negative spread and position O/U based on favored team."""
home_team_odds = odds.get('home_team_odds', {})
away_team_odds = odds.get('away_team_odds', {})
home_spread = home_team_odds.get('spread_odds')
away_spread = away_team_odds.get('spread_odds')
# Get top-level spread as fallback
top_level_spread = odds.get('spread')
# If we have a top-level spread and the individual spreads are None or 0, use the top-level
if top_level_spread is not None:
if home_spread is None or home_spread == 0.0:
home_spread = top_level_spread
if away_spread is None:
away_spread = -top_level_spread
# Determine which team is favored (has negative spread)
home_favored = home_spread is not None and home_spread < 0
away_favored = away_spread is not None and away_spread < 0
# Only show the negative spread (favored team)
favored_spread = None
favored_side = None
if home_favored:
favored_spread = home_spread
favored_side = 'home'
self.logger.debug(f"Home team favored with spread: {favored_spread}")
elif away_favored:
favored_spread = away_spread
favored_side = 'away'
self.logger.debug(f"Away team favored with spread: {favored_spread}")
else:
self.logger.debug("No clear favorite - spreads: home={home_spread}, away={away_spread}")
# Show the negative spread on the appropriate side
if favored_spread is not None:
spread_text = str(favored_spread)
font = self.fonts['detail'] # Use detail font for odds
if favored_side == 'home':
# Home team is favored, show spread on right side
spread_width = draw.textlength(spread_text, font=font)
spread_x = width - spread_width # Top right
spread_y = 0
self._draw_text_with_outline(draw, spread_text, (spread_x, spread_y), font, fill=(0, 255, 0))
self.logger.debug(f"Showing home spread '{spread_text}' on right side")
else:
# Away team is favored, show spread on left side
spread_x = 0 # Top left
spread_y = 0
self._draw_text_with_outline(draw, spread_text, (spread_x, spread_y), font, fill=(0, 255, 0))
self.logger.debug(f"Showing away spread '{spread_text}' on left side")
# Show over/under on the opposite side of the favored team
over_under = odds.get('over_under')
if over_under is not None:
ou_text = f"O/U: {over_under}"
font = self.fonts['detail'] # Use detail font for odds
ou_width = draw.textlength(ou_text, font=font)
if favored_side == 'home':
# Home team is favored, show O/U on left side (opposite of spread)
ou_x = 0 # Top left
ou_y = 0
self.logger.debug(f"Showing O/U '{ou_text}' on left side (home favored)")
elif favored_side == 'away':
# Away team is favored, show O/U on right side (opposite of spread)
ou_x = width - ou_width # Top right
ou_y = 0
self.logger.debug(f"Showing O/U '{ou_text}' on right side (away favored)")
else:
# No clear favorite, show O/U in center
ou_x = (width - ou_width) // 2
ou_y = 0
self.logger.debug(f"Showing O/U '{ou_text}' in center (no clear favorite)")
self._draw_text_with_outline(draw, ou_text, (ou_x, ou_y), font, fill=(0, 255, 0))
def _draw_text_with_outline(self, draw, text, position, font, fill=(255, 255, 255), outline_color=(0, 0, 0)):
"""Draw text with a black outline for better readability."""
x, y = position
for dx, dy in [(-1, -1), (-1, 0), (-1, 1), (0, -1), (0, 1), (1, -1), (1, 0), (1, 1)]:
draw.text((x + dx, y + dy), text, font=font, fill=outline_color)
draw.text((x, y), text, font=font, fill=fill)
def _load_and_resize_logo(self, team_id: str, team_abbrev: str, logo_path: Path, logo_url: str | None ) -> Optional[Image.Image]:
"""Load and resize a team logo, with caching and automatic download if missing."""
self.logger.debug(f"Logo path: {logo_path}")
if team_abbrev in self._logo_cache:
self.logger.debug(f"Using cached logo for {team_abbrev}")
return self._logo_cache[team_abbrev]
try:
# Try different filename variations first (for cases like TA&M vs TAANDM)
actual_logo_path = None
filename_variations = LogoDownloader.get_logo_filename_variations(team_abbrev)
for filename in filename_variations:
test_path = logo_path.parent / filename
if test_path.exists():
actual_logo_path = test_path
self.logger.debug(f"Found logo at alternative path: {actual_logo_path}")
break
# If no variation found, try to download missing logo
if not actual_logo_path and not logo_path.exists():
self.logger.info(f"Logo not found for {team_abbrev} at {logo_path}. Attempting to download.")
# Try to download the logo from ESPN API (this will create placeholder if download fails)
download_missing_logo(self.sport_key, team_id, team_abbrev, logo_path, logo_url)
actual_logo_path = logo_path
# Use the original path if no alternative was found
if not actual_logo_path:
actual_logo_path = logo_path
# Only try to open the logo if the file exists
if os.path.exists(actual_logo_path):
logo = Image.open(actual_logo_path)
else:
self.logger.error(f"Logo file still doesn't exist at {actual_logo_path} after download attempt")
return None
if logo.mode != 'RGBA':
logo = logo.convert('RGBA')
max_width = int(self.display_width * 1.5)
max_height = int(self.display_height * 1.5)
logo.thumbnail((max_width, max_height), Image.Resampling.LANCZOS)
self._logo_cache[team_abbrev] = logo
return logo
except Exception as e:
self.logger.error(f"Error loading logo for {team_abbrev}: {e}", exc_info=True)
return None
def _fetch_odds(self, game: Dict) -> None:
"""Fetch odds for a specific game using the new architecture."""
try:
if not self.show_odds:
return
if not self.odds_manager:
return
# Determine update interval based on game state
is_live = game.get('is_live', False)
update_interval = self.mode_config.get("live_odds_update_interval", 60) if is_live \
else self.mode_config.get("odds_update_interval", 3600)
# Fetch odds using OddsManager
odds_data = self.odds_manager.get_odds(
sport=self.sport,
league=self.league,
event_id=game['id'],
update_interval_seconds=update_interval,
)
if odds_data:
game['odds'] = odds_data
self.logger.debug(f"Successfully fetched and attached odds for game {game['id']}")
else:
self.logger.debug(f"No odds data returned for game {game['id']}")
except Exception as e:
self.logger.error(f"Error fetching odds for game {game.get('id', 'N/A')}: {e}")
def _get_timezone(self):
try:
timezone_str = self.config.get('timezone', 'UTC')
return pytz.timezone(timezone_str)
except pytz.UnknownTimeZoneError:
return pytz.utc
def _should_log(self, warning_type: str, cooldown: int = 60) -> bool:
"""Check if we should log a warning based on cooldown period."""
current_time = time.time()
if current_time - self._last_warning_time > cooldown:
self._last_warning_time = current_time
return True
return False
def _fetch_team_rankings(self) -> Dict[str, int]:
"""Fetch team rankings using the new architecture components."""
current_time = time.time()
# Check if we have cached rankings that are still valid
if (self._team_rankings_cache and
current_time - self._rankings_cache_timestamp < self._rankings_cache_duration):
return self._team_rankings_cache
try:
data = self.data_source.fetch_standings(self.sport, self.league)
rankings = {}
rankings_data = data.get('rankings', [])
if rankings_data:
# Use the first ranking (usually AP Top 25)
first_ranking = rankings_data[0]
teams = first_ranking.get('ranks', [])
for team_data in teams:
team_info = team_data.get('team', {})
team_abbr = team_info.get('abbreviation', '')
current_rank = team_data.get('current', 0)
if team_abbr and current_rank > 0:
rankings[team_abbr] = current_rank
# Cache the results
self._team_rankings_cache = rankings
self._rankings_cache_timestamp = current_time
self.logger.debug(f"Fetched rankings for {len(rankings)} teams")
return rankings
except Exception as e:
self.logger.error(f"Error fetching team rankings: {e}")
return {}
def _extract_game_details_common(self, game_event: Dict) -> tuple[Dict | None, Dict | None, Dict | None, Dict | None, Dict | None]:
if not game_event:
return None, None, None, None, None
try:
competition = game_event["competitions"][0]
status = competition["status"]
competitors = competition["competitors"]
game_date_str = game_event["date"]
situation = competition.get("situation")
start_time_utc = None
try:
# Parse the datetime string
if game_date_str.endswith('Z'):
game_date_str = game_date_str.replace('Z', '+00:00')
dt = datetime.fromisoformat(game_date_str)
# Ensure the datetime is UTC-aware (fromisoformat may create timezone-aware but not pytz.UTC)
if dt.tzinfo is None:
# If naive, assume it's UTC
start_time_utc = dt.replace(tzinfo=pytz.UTC)
else:
# Convert to pytz.UTC for consistency
start_time_utc = dt.astimezone(pytz.UTC)
except ValueError:
logging.warning(f"Could not parse game date: {game_date_str}")
home_team = next((c for c in competitors if c.get("homeAway") == "home"), None)
away_team = next((c for c in competitors if c.get("homeAway") == "away"), None)
if not home_team or not away_team:
self.logger.warning(f"Could not find home or away team in event: {game_event.get('id')}")
return None, None, None, None, None
try:
home_abbr = home_team["team"]["abbreviation"]
except KeyError:
home_abbr = home_team["team"]["name"][:3]
try:
away_abbr = away_team["team"]["abbreviation"]
except KeyError:
away_abbr = away_team["team"]["name"][:3]
# Check if this is a favorite team game BEFORE doing expensive logging
is_favorite_game = (home_abbr in self.favorite_teams or away_abbr in self.favorite_teams)
# Only log debug info for favorite team games
if is_favorite_game:
self.logger.debug(f"Processing favorite team game: {game_event.get('id')}")
self.logger.debug(f"Found teams: {away_abbr}@{home_abbr}, Status: {status['type']['name']}, State: {status['type']['state']}")
game_time, game_date = "", ""
if start_time_utc:
local_time = start_time_utc.astimezone(self._get_timezone())
game_time = local_time.strftime("%I:%M%p").lstrip('0')
# Check date format from config
use_short_date_format = self.config.get('display', {}).get('use_short_date_format', False)
if use_short_date_format:
game_date = local_time.strftime("%-m/%-d")
else:
game_date = self.display_manager.format_date_with_ordinal(local_time)
home_record = home_team.get('records', [{}])[0].get('summary', '') if home_team.get('records') else ''
away_record = away_team.get('records', [{}])[0].get('summary', '') if away_team.get('records') else ''
# Don't show "0-0" records - set to blank instead
if home_record in {"0-0", "0-0-0"}:
home_record = ''
if away_record in {"0-0", "0-0-0"}:
away_record = ''
details = {
"id": game_event.get("id"),
"game_time": game_time,
"game_date": game_date,
"start_time_utc": start_time_utc,
"status_text": status["type"]["shortDetail"], # e.g., "Final", "7:30 PM", "Q1 12:34"
"is_live": status["type"]["state"] == "in",
"is_final": status["type"]["state"] == "post",
"is_upcoming": (status["type"]["state"] == "pre" or
status["type"]["name"].lower() in ['scheduled', 'pre-game', 'status_scheduled']),
"is_halftime": status["type"]["state"] == "halftime" or status["type"]["name"] == "STATUS_HALFTIME", # Added halftime check
"is_period_break": status["type"]["name"] == "STATUS_END_PERIOD", # Added Period Break check
"home_abbr": home_abbr,
"home_id": home_team["id"],
"home_score": home_team.get("score", "0"),
"home_logo_path": self.logo_dir / Path(f"{LogoDownloader.normalize_abbreviation(home_abbr)}.png"),
"home_logo_url": home_team["team"].get("logo"),
"home_record": home_record,
"away_record": away_record,
"away_abbr": away_abbr,
"away_id": away_team["id"],
"away_score": away_team.get("score", "0"),
"away_logo_path": self.logo_dir / Path(f"{LogoDownloader.normalize_abbreviation(away_abbr)}.png"),
"away_logo_url": away_team["team"].get("logo"),
"is_within_window": True, # Whether game is within display window
}
return details, home_team, away_team, status, situation
except Exception as e:
# Log the problematic event structure if possible
logging.error(f"Error extracting game details: {e} from event: {game_event.get('id')}", exc_info=True)
return None, None, None, None, None
@abstractmethod
def _extract_game_details(self, game_event: dict) -> dict | None:
details, _, _, _, _ = self._extract_game_details_common(game_event)
return details
@abstractmethod
def _fetch_data(self) -> Optional[Dict]:
pass
def _fetch_todays_games(self) -> Optional[Dict]:
"""Fetch only today's games for live updates (not entire season)."""
try:
tz = pytz.timezone("America/New_York") # Use full name (not "EST") for DST support
now = datetime.now(tz)
yesterday = now - timedelta(days=1)
formatted_date = now.strftime("%Y%m%d")
formatted_date_yesterday = yesterday.strftime("%Y%m%d")
# Fetch todays games only
url = f"https://site.api.espn.com/apis/site/v2/sports/{self.sport}/{self.league}/scoreboard"
response = self.session.get(url, params={"dates": f"{formatted_date_yesterday}-{formatted_date}", "limit": 1000}, headers=self.headers, timeout=10)
response.raise_for_status()
data = response.json()
events = data.get('events', [])
self.logger.info(f"Fetched {len(events)} todays games for {self.sport} - {self.league}")
return {'events': events}
except requests.exceptions.RequestException as e:
self.logger.error(f"API error fetching todays games for {self.sport} - {self.league}: {e}")
return None
def _get_weeks_data(self) -> Optional[Dict]:
"""
Get partial data for immediate display while background fetch is in progress.
This fetches current/recent games only for quick response.
"""
try:
# Fetch current week and next few days for immediate display
now = datetime.now(pytz.utc)
immediate_events = []
start_date = now + timedelta(weeks=-2)
end_date = now + timedelta(weeks=1)
date_str = f"{start_date.strftime('%Y%m%d')}-{end_date.strftime('%Y%m%d')}"
url = f"https://site.api.espn.com/apis/site/v2/sports/{self.sport}/{self.league}/scoreboard"
response = self.session.get(url, params={"dates": date_str, "limit": 1000},headers=self.headers, timeout=10)
response.raise_for_status()
data = response.json()
immediate_events = data.get('events', [])
if immediate_events:
self.logger.info(f"Fetched {len(immediate_events)} events {date_str}")
return {'events': immediate_events}
except requests.exceptions.RequestException as e:
self.logger.warning(f"Error fetching this weeks games for {self.sport} - {self.league} - {date_str}: {e}")
return None
def _custom_scorebug_layout(self, game: dict, draw_overlay: ImageDraw.ImageDraw):
pass
class SportsUpcoming(SportsCore):
SKIN_MODE = "upcoming"
def __init__(self, config: Dict[str, Any], display_manager: DisplayManager, cache_manager: CacheManager, logger: logging.Logger, sport_key: str):
super().__init__(config, display_manager, cache_manager, logger, sport_key)
self.upcoming_games = [] # Store all fetched upcoming games initially
@@ -34,71 +660,6 @@ class SportsUpcoming(SportsCore):
self.last_game_switch = 0
self.game_display_duration = 15 # Display each upcoming game for 15 seconds
def _select_games_for_display(
self, processed_games: List[Dict], favorite_teams: List[str]
) -> List[Dict]:
"""
Single-pass game selection with proper deduplication and counting.
When a game involves two favorite teams, it counts toward BOTH teams' limits.
This prevents unexpected game counts from the multi-pass algorithm.
Team identity goes through the ``_favorite_key`` override point rather
than reading ``home_abbr``/``away_abbr`` directly, because abbreviations
are not unique in every league (NRL matches on team ID instead).
"""
sorted_games = sorted(
processed_games,
key=lambda g: g.get("start_time_utc")
or datetime.max.replace(tzinfo=timezone.utc),
)
if not favorite_teams:
return sorted_games
selected_games = []
selected_ids = set()
team_counts = {team: 0 for team in favorite_teams}
for game in sorted_games:
game_id = game.get("id")
if game_id in selected_ids:
continue
home = self._favorite_key(game, "home")
away = self._favorite_key(game, "away")
home_fav = home in favorite_teams
away_fav = away in favorite_teams
if not home_fav and not away_fav:
continue
home_needs = home_fav and team_counts[home] < self.upcoming_games_to_show
away_needs = away_fav and team_counts[away] < self.upcoming_games_to_show
if home_needs or away_needs:
selected_games.append(game)
selected_ids.add(game_id)
if home_fav:
team_counts[home] += 1
if away_fav:
team_counts[away] += 1
self.logger.debug(
f"Selected game {away}@{home}: team_counts={team_counts}"
)
if all(c >= self.upcoming_games_to_show for c in team_counts.values()):
self.logger.debug("All favorite teams satisfied, stopping selection")
break
self.logger.info(
f"Selected {len(selected_games)} games for {len(favorite_teams)} "
f"favorite teams: {team_counts}"
)
return selected_games
def update(self):
"""Update upcoming games data."""
if not self.is_enabled: return
@@ -412,7 +973,7 @@ class SportsUpcoming(SportsCore):
self.logger.debug(f"Switched to game index {self.current_game_index}")
if self.current_game:
self._render_game(self.current_game, force_clear)
self._draw_scorebug_layout(self.current_game, force_clear)
return True
# update_display() is called within _draw_scorebug_layout for upcoming
return False
@@ -423,7 +984,6 @@ class SportsUpcoming(SportsCore):
class SportsRecent(SportsCore):
SKIN_MODE = "recent"
def __init__(self, config: Dict[str, Any], display_manager: DisplayManager, cache_manager: CacheManager, logger: logging.Logger, sport_key: str):
super().__init__(config, display_manager, cache_manager, logger, sport_key)
@@ -434,96 +994,6 @@ class SportsRecent(SportsCore):
self.update_interval = self.mode_config.get("recent_update_interval", 3600) # Check for recent games every hour
self.last_game_switch = 0
self.game_display_duration = 15 # Display each recent game for 15 seconds
# Tracks when each game was first seen with an expired clock, keyed by
# game id. Promoted alongside the zero-clock helpers below; without it
# the first _get_zero_clock_duration() call raises AttributeError.
self._zero_clock_timestamps: Dict[str, float] = {} # Track games at 0:00
# -- Zero-clock tracking ------------------------------------------------
# Byte-identical in all nine plugin copies. Note that afl/nrl/soccer define
# these but never call them — their clocks count up, so 0:00 means kickoff
# rather than expiry (see CLOCK_COUNTS_DOWN on SportsLive). That makes the
# pair a future `CountdownClockMixin` candidate so it stops appearing in the
# MRO of sports that cannot use it — B2 work, not now.
def _get_zero_clock_duration(self, game_id: str) -> float:
"""Track how long a game has been at 0:00 clock."""
current_time = time.time()
if game_id not in self._zero_clock_timestamps:
self._zero_clock_timestamps[game_id] = current_time
return 0.0
return current_time - self._zero_clock_timestamps[game_id]
def _clear_zero_clock_tracking(self, game_id: str) -> None:
"""Clear tracking when game clock moves away from 0:00 or game ends."""
if game_id in self._zero_clock_timestamps:
del self._zero_clock_timestamps[game_id]
def _select_recent_games_for_display(
self, processed_games: List[Dict], favorite_teams: List[str]
) -> List[Dict]:
"""
Single-pass game selection for recent games with proper deduplication.
When a game involves two favorite teams, it counts toward BOTH teams' limits.
Games are sorted by most recent first.
Team identity goes through the ``_favorite_key`` override point rather
than reading ``home_abbr``/``away_abbr`` directly, because abbreviations
are not unique in every league (NRL matches on team ID instead).
"""
sorted_games = sorted(
processed_games,
key=lambda g: g.get("start_time_utc")
or datetime.min.replace(tzinfo=timezone.utc),
reverse=True,
)
if not favorite_teams:
return sorted_games
selected_games = []
selected_ids = set()
team_counts = {team: 0 for team in favorite_teams}
for game in sorted_games:
game_id = game.get("id")
if game_id in selected_ids:
continue
home = self._favorite_key(game, "home")
away = self._favorite_key(game, "away")
home_fav = home in favorite_teams
away_fav = away in favorite_teams
if not home_fav and not away_fav:
continue
home_needs = home_fav and team_counts[home] < self.recent_games_to_show
away_needs = away_fav and team_counts[away] < self.recent_games_to_show
if home_needs or away_needs:
selected_games.append(game)
selected_ids.add(game_id)
if home_fav:
team_counts[home] += 1
if away_fav:
team_counts[away] += 1
self.logger.debug(
f"Selected recent game {away}@{home}: team_counts={team_counts}"
)
if all(c >= self.recent_games_to_show for c in team_counts.values()):
self.logger.debug("All favorite teams satisfied, stopping selection")
break
self.logger.info(
f"Selected {len(selected_games)} recent games for {len(favorite_teams)} "
f"favorite teams: {team_counts}"
)
return selected_games
def update(self):
"""Update recent games data."""
@@ -804,7 +1274,7 @@ class SportsRecent(SportsCore):
self.logger.debug(f"Switched to game index {self.current_game_index}")
if self.current_game:
self._render_game(self.current_game, force_clear)
self._draw_scorebug_layout(self.current_game, force_clear)
return True
# update_display() is called within _draw_scorebug_layout for recent
return False
@@ -814,17 +1284,6 @@ class SportsRecent(SportsCore):
return False
class SportsLive(SportsCore):
# Per-sport constants for the "is this live game actually over?" check.
# These are values, not behavior, so they are class attributes rather than
# override points (see docs/SPORTS_UNIFICATION.md "Override points").
#
# FINAL_PERIOD: the period at/after which an expired clock can mean "over".
# 4 for four-quarter sports; hockey overrides to 3.
# CLOCK_COUNTS_DOWN: whether "0:00" means the clock expired. False for
# sports whose clock counts up (soccer/afl/nrl), where 0:00 is kickoff —
# running the expiry branch there would evict games that just started.
FINAL_PERIOD = 4
CLOCK_COUNTS_DOWN = True
def __init__(self, config: Dict[str, Any], display_manager: DisplayManager, cache_manager: CacheManager, logger: logging.Logger, sport_key: str):
super().__init__(config, display_manager, cache_manager, logger, sport_key)
@@ -842,117 +1301,11 @@ class SportsLive(SportsCore):
self.count_log_interval = 5 # Only log count data every 5 seconds
# Initialize test_mode - defaults to False (live mode)
self.test_mode = self.mode_config.get("test_mode", False)
# Freshness bookkeeping for _detect_stale_games(). The base class only
# *reads* this map; a subclass's update() stamps entries as it ingests a
# feed: {game_id: {"clock": ts, "score": ts, "last_seen": ts}}.
# Until a subclass writes "last_seen", the staleness branch of
# _detect_stale_games is inert and only the game-over check applies.
self.game_update_timestamps: Dict[str, Dict[str, float]] = {}
self.stale_game_timeout = self.mode_config.get("stale_game_timeout", 300) # 5 minutes default
@abstractmethod
def _test_mode_update(self) -> None:
return
def _is_game_really_over(self, game: Dict) -> bool:
"""Check if a game appears to be over even if API says it's live.
Two independent signals:
1. ``period_text`` says "final" universal across every sport.
2. The clock has expired at/after :attr:`FINAL_PERIOD` only meaningful
where :attr:`CLOCK_COUNTS_DOWN` is true.
Fails *safe*: anything ambiguous returns False and the game keeps being
displayed. The only caller, :meth:`_detect_stale_games`, removes games
on a True, so a false positive silently drops a live game.
"""
game_str = f"{game.get('away_abbr')}@{game.get('home_abbr')}"
# `period_text` may be present-but-None; `or ""` keeps that from raising
# AttributeError — the caller has no try/except around this call.
period_text = (game.get("period_text") or "").lower()
if "final" in period_text:
self.logger.debug(
f"_is_game_really_over({game_str}): "
f"returning True - 'final' in period_text='{period_text}'"
)
return True
if not self.CLOCK_COUNTS_DOWN:
# Count-up clock: 0:00 means the match has not started.
self.logger.debug(
f"_is_game_really_over({game_str}): returning False "
f"(count-up clock, period_text='{period_text}')"
)
return False
raw_clock = game.get("clock")
# `or 0` rather than a get() default: feeds routinely send an explicit
# null period, and `None >= FINAL_PERIOD` raises TypeError — which would
# take down the whole live-update pass, since the only caller
# (_detect_stale_games) has no try/except around it.
period = game.get("period") or 0
# Only check clock-based finish if we have a valid clock string. A
# missing or non-string clock is NOT coerced to "0:00": sports without a
# game clock (e.g. baseball, where `period` is the inning) would
# otherwise be declared over from the FINAL_PERIOD-th period onward.
if isinstance(raw_clock, str) and raw_clock.strip() and period >= self.FINAL_PERIOD:
clock = raw_clock
# Compare numerically rather than against a literal set: feeds spell
# an expired clock "0:00", ":00" and "00:00" depending on sport, and
# a membership test silently misses every spelling not listed.
clock_normalized = clock.replace(":", "").strip()
if clock_normalized.isdigit() and int(clock_normalized) == 0:
self.logger.debug(
f"_is_game_really_over({game_str}): "
f"returning True - clock at 0:00 (clock='{clock}', period={period})"
)
return True
self.logger.debug(
f"_is_game_really_over({game_str}): returning False"
)
return False
def _detect_stale_games(self, games: List[Dict]) -> None:
"""Remove games that appear stale or haven't updated.
Mutates ``games`` **in place** and returns None. Removal is by value
(``list.remove`` uses ``dict.__eq__``), so two structurally-equal game
dicts in the same list would drop the first occurrence.
"""
current_time = time.time()
for game in games[:]: # Copy list to iterate safely
game_id = game.get("id")
if not game_id:
continue
# Check if game data is stale
timestamps = self.game_update_timestamps.get(game_id, {})
last_seen = timestamps.get("last_seen", 0)
if last_seen > 0 and current_time - last_seen > self.stale_game_timeout:
self.logger.warning(
f"Removing stale game {game.get('away_abbr')}@{game.get('home_abbr')} "
f"(last seen {int(current_time - last_seen)}s ago)"
)
games.remove(game)
if game_id in self.game_update_timestamps:
del self.game_update_timestamps[game_id]
continue
# Also check if game appears to be over
if self._is_game_really_over(game):
self.logger.debug(
f"Removing game that appears over: {game.get('away_abbr')}@{game.get('home_abbr')} "
f"(clock={game.get('clock')}, period={game.get('period')}, period_text={game.get('period_text')})"
)
games.remove(game)
if game_id in self.game_update_timestamps:
del self.game_update_timestamps[game_id]
def update(self):
"""Update live game data and handle game switching."""
if not self.is_enabled:
-17
View File
@@ -1,17 +0,0 @@
"""Sports scoreboard base classes.
Formerly the single module ``src/base_classes/sports.py``; now a package so
capabilities can be composed instead of accumulating in one class. See
docs/SPORTS_UNIFICATION.md for the architecture. The import path is
unchanged: ``from src.base_classes.sports import SportsCore`` still works.
"""
from .core import SportsCore
from .modes import SportsLive, SportsRecent, SportsUpcoming
__all__ = [
"SportsCore",
"SportsUpcoming",
"SportsRecent",
"SportsLive",
]
@@ -1,32 +0,0 @@
"""Opt-in capabilities for the sports scoreboards.
Each module here is a feature that only *some* sports want. They are composed
by inheritance (mixins) or selected by name (strategies) never enabled by an
``if self.<feature>_enabled:`` branch inside the base classes.
The distinction matters: hockey has no celebrations, so ``HockeyLive`` does not
inherit :class:`~.celebrations.CelebrationMixin` and the celebration code is not
in hockey's MRO at all. A bug in it cannot reach a plugin that never opted in.
See ``docs/SPORTS_UNIFICATION.md`` for the full rationale.
"""
from .celebrations import CelebrationMixin
from .rotation import (
RotationStrategy,
SimpleRotation,
SmoothWeightedRotation,
WeightedCycleRotation,
get_rotation_strategy,
register_rotation_strategy,
)
__all__ = [
"CelebrationMixin",
"RotationStrategy",
"SimpleRotation",
"SmoothWeightedRotation",
"WeightedCycleRotation",
"get_rotation_strategy",
"register_rotation_strategy",
]
@@ -1,418 +0,0 @@
"""Score / win celebration takeover — an opt-in capability.
Four of the nine scoreboards celebrate (afl, nrl, soccer, football); the other
five do not. This is a **mixin** rather than a flag inside ``SportsLive`` so the
five that do not opt in have none of this code in their MRO: a bug here cannot
reach hockey, and hockey's config never grows keys it ignores.
Usage mix in *before* the mode class so its ``display`` runs first::
class SoccerLive(CelebrationMixin, SportsLive):
def score_phrase(self, points, team_abbr):
return secrets.choice(("GOOOOAAALLL!", f"{team_abbr} SCORES!"))
The two lineages spelled this differently (``_check_for_goal`` /
``celebrate_opponent_goals`` in the soccer lineage, ``_check_for_score`` /
``celebrate_opponent_scores`` in football) but the bodies were identical apart
from three things, each of which is a seam here rather than a branch:
* **wording** :meth:`score_phrase`, the hook football uses to say "TOUCHDOWN"
from the points delta and soccer uses to say "GOOOOAAALLL";
* **follow-up suppression** :attr:`COALESCE_SCORING_SEQUENCE`, on for football
where a touchdown lands as +6 then +1 a few seconds later, off elsewhere where
two quick goals are two real events;
* **team identity** matching goes through ``_favorite_key``, so nrl can match
on team id (its abbreviations are ambiguous) without core knowing why.
The config keys are read under both spellings, so a plugin adopting the mixin
keeps working with the ``*_goals`` keys already in its published schema.
"""
from __future__ import annotations
import re
import time
from typing import Any, Dict, List, Optional
from PIL import Image, ImageDraw
class CelebrationMixin:
"""Full-screen takeover when a tracked team scores or wins."""
#: Collapse increments that land while a celebration is already on screen
#: into that one celebration. True for sports where a single scoring play
#: arrives as more than one score update (football: touchdown +6, then the
#: extra point +1). False where consecutive increments are distinct events —
#: suppressing there would swallow a real goal.
COALESCE_SCORING_SEQUENCE = False
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
mode_config = getattr(self, "mode_config", {}) or {}
self.celebration_enabled = mode_config.get("celebration_enabled", True)
# Coerced and floored at init: this value is compared numerically on the
# display path, where a string from a hand-edited config would raise
# TypeError outside any try block, and a zero or negative value would
# arm a celebration that can never render.
raw_duration = mode_config.get("celebration_duration", 8)
try:
self.celebration_duration = max(1.0, float(raw_duration))
except (TypeError, ValueError):
self.logger.warning(
"[Celebrations] Unusable celebration_duration %r; using 8s. "
"Set a positive number of seconds.",
raw_duration,
)
self.celebration_duration = 8.0
# Both spellings: the soccer lineage ships `celebrate_opponent_goals`,
# football ships `celebrate_opponent_scores`. Whichever the plugin's
# schema declares is the one its users have set.
self.celebrate_opponent_scores = mode_config.get(
"celebrate_opponent_scores",
mode_config.get("celebrate_opponent_goals", False),
)
# Per-game score baselines: {game_id: {"away": int, "home": int}}
self._score_baselines: Dict[str, Dict[str, int]] = {}
# The active celebration (a game *snapshot*, so a win survives the game
# leaving live_games) or None. See _start_celebration for the shape.
self.active_celebration: Optional[Dict[str, Any]] = None
# ------------------------------------------------------------------
# Override points
# ------------------------------------------------------------------
def score_phrase(self, points: int, team_abbr: str) -> str:
"""The wording for a score celebration.
``points`` is the score delta that triggered it, which sports with
variable-value scores use to name the play. The default is deliberately
sport-neutral; every celebrating plugin overrides it.
"""
return f"{team_abbr} SCORES!"
def win_phrase(self, team_abbr: str) -> str:
"""The wording for a win celebration."""
return f"{team_abbr} WINS!"
def _is_favorite(self, key: Optional[str]) -> bool:
"""Whether ``key`` (whatever ``_favorite_key`` returns) is a favorite."""
return bool(self.favorite_teams) and key in self.favorite_teams
# ------------------------------------------------------------------
# Detection
# ------------------------------------------------------------------
@staticmethod
def _score_to_int(score) -> Optional[int]:
"""Coerce an ESPN score value (str / int / dict) to an int, or None."""
try:
if score is None:
return None
if isinstance(score, str):
s = score.strip()
if not s:
return None
try:
return int(float(s))
except ValueError:
numbers = re.findall(r"\d+", s)
return int(numbers[0]) if numbers else None
if isinstance(score, dict):
return int(float(score.get("value", score.get("displayValue", 0))))
return int(float(score))
except (ValueError, TypeError):
return None
def _should_celebrate_for(self, game: Dict, side: str) -> bool:
"""Whether a score by ``side`` in ``game`` should trigger a celebration."""
if self._is_favorite(self._favorite_key(game, side)):
return True
if not self.favorite_teams:
# No favorites configured: the user opted to show this game, so
# celebrate any score in it.
return True
# Favorites exist but this team isn't one -> it's the opponent.
return self.celebrate_opponent_scores
def prune_score_baselines(self, live_games: List[Dict]) -> None:
"""Drop baselines for games no longer live.
Only :meth:`_check_for_win` removes entries, and it only fires for games
seen to go final. A game that vanishes from the live list any other way
postponed, dropped by the feed, or simply still live when the board
restarts leaves its baseline behind forever, so on a board that runs
all season the dict grows without bound.
Call this from ``update()`` with the current live set, alongside the
equivalent pruning in :meth:`SmoothWeightedRotation.next_game`.
"""
live_ids = {g.get("id") for g in live_games}
self._score_baselines = {
gid: baseline
for gid, baseline in self._score_baselines.items()
if gid in live_ids
}
def has_active_celebration(self) -> bool:
"""True while a celebration is within its display window."""
celebration = self.active_celebration
return bool(celebration) and (
time.time() - celebration["started_at"] < self.celebration_duration
)
def _check_for_score(self, game: Dict) -> None:
"""Compare a live game's score against its baseline and arm a
celebration when a celebratable team's score increases."""
if not self.celebration_enabled:
return
game_id = game.get("id")
if not game_id:
return
away = self._score_to_int(game.get("away_score"))
home = self._score_to_int(game.get("home_score"))
if away is None or home is None:
return
baseline = self._score_baselines.get(game_id)
# Always refresh the baseline: a first sighting must never celebrate (a
# game already in progress at boot would false-fire), and a decrement
# (VAR, a correction) just re-bases silently.
self._score_baselines[game_id] = {"away": away, "home": home}
if baseline is None:
return
away_delta = away - baseline["away"]
home_delta = home - baseline["home"]
if away_delta <= 0 and home_delta <= 0:
return
# One takeover per scoring sequence, where the sport has such a thing.
# The baseline is already advanced above, so nothing re-fires later.
if self.COALESCE_SCORING_SEQUENCE and self.has_active_celebration():
return
scored_side = None
points = 0
if away_delta > 0 and self._should_celebrate_for(game, "away"):
scored_side, points = "away", away_delta
if scored_side is None and home_delta > 0 and self._should_celebrate_for(
game, "home"
):
scored_side, points = "home", home_delta
if scored_side is None:
return
self._start_celebration(
game,
"score",
scored_side=scored_side,
team_abbr=game.get(f"{scored_side}_abbr", ""),
away_score=away,
home_score=home,
points=points,
)
def _check_for_win(self, game: Dict) -> None:
"""When a game we were tracking live goes final, arm a win celebration
if a favorite won. Fires at most once per game."""
if not self.celebration_enabled:
return
game_id = game.get("id")
if not game_id:
return
# Only celebrate wins for games we actually watched go live: one seen
# for the first time already-final (the board started after full time)
# has no baseline and must not fire.
if game_id not in self._score_baselines:
return
# Consume the baseline so this can only fire once.
self._score_baselines.pop(game_id, None)
away = self._score_to_int(game.get("away_score"))
home = self._score_to_int(game.get("home_score"))
if away is None or home is None:
return
if away > home:
winner_side = "away"
elif home > away:
winner_side = "home"
else:
return # draw -> no win celebration
# Wins are gated strictly on favorites: every game ends, so the
# "no favorites -> celebrate all" score fallback would be far too noisy.
if not self._is_favorite(self._favorite_key(game, winner_side)):
return
self._start_celebration(
game,
"win",
scored_side=winner_side,
team_abbr=game.get(f"{winner_side}_abbr", ""),
away_score=away,
home_score=home,
)
def _start_celebration(
self,
game: Dict,
kind: str,
scored_side: str,
team_abbr: str,
away_score: int,
home_score: int,
points: int = 0,
) -> None:
"""Arm a celebration. ``scored_side`` ('away'/'home') is the side whose
score digit gets highlighted."""
phrase = (
self.win_phrase(team_abbr)
if kind == "win"
else self.score_phrase(points, team_abbr)
)
self.active_celebration = {
"kind": kind,
"game": dict(game), # snapshot: survives the game leaving live_games
"scored_side": scored_side,
"team_abbr": team_abbr,
"away_score": away_score,
"home_score": home_score,
"started_at": time.time(),
"phrase": phrase,
}
# Pin focus to the involved game so the post-celebration scorebug
# resumes on it.
self.current_game = dict(game)
self.logger.info(
f"[Celebrations] {kind} armed: {phrase} "
f"[{game.get('away_abbr')} {away_score}-{home_score} {game.get('home_abbr')}]"
)
# ------------------------------------------------------------------
# Rendering
# ------------------------------------------------------------------
def _fit_font(self, draw, text: str, max_width: int, fonts: List):
"""The first font whose rendered ``text`` fits ``max_width``, falling
back to the last (smallest) font."""
for font in fonts:
if draw.textlength(text, font=font) <= max_width - 2:
return font
return fonts[-1]
def _draw_celebration_layout(
self, celebration: Dict, force_clear: bool = False
) -> None:
"""Render the full-screen score/win takeover."""
if force_clear:
self.display_manager.clear()
display_width = (
self.display_manager.matrix.width
if hasattr(self.display_manager, "matrix") and self.display_manager.matrix
else self.display_width
)
display_height = (
self.display_manager.matrix.height
if hasattr(self.display_manager, "matrix") and self.display_manager.matrix
else self.display_height
)
elapsed = time.time() - celebration["started_at"]
game = celebration["game"]
# Background: a brief color flash for the first ~1.2s, then black.
bg = (0, 0, 0, 255)
if elapsed < 1.2 and int(elapsed / 0.2) % 2 == 0:
bg = (12, 12, 48, 255)
main_img = Image.new("RGBA", (display_width, display_height), bg)
overlay = Image.new("RGBA", (display_width, display_height), (0, 0, 0, 0))
draw = ImageDraw.Draw(overlay)
# Logos at the edges (best-effort: a logo failure must not blank the
# celebration).
try:
center_y = display_height // 2
home_logo = self._load_and_resize_logo(
game.get("home_id"), game.get("home_abbr"),
game.get("home_logo_path"), game.get("home_logo_url"),
)
away_logo = self._load_and_resize_logo(
game.get("away_id"), game.get("away_abbr"),
game.get("away_logo_path"), game.get("away_logo_url"),
)
if home_logo:
main_img.paste(
home_logo,
(display_width - home_logo.width + 2, center_y - home_logo.height // 2),
home_logo,
)
if away_logo:
main_img.paste(
away_logo, (-2, center_y - away_logo.height // 2), away_logo
)
except Exception as e:
self.logger.debug(f"[Celebrations] Logo load failed: {e}")
# Phrase across the top, shrunk to fit the panel width.
phrase = celebration["phrase"]
phrase_font = self._fit_font(
draw, phrase, display_width, [self.fonts["time"], self.fonts["status"]]
)
phrase_width = draw.textlength(phrase, font=phrase_font)
self._draw_text_with_outline(
draw, phrase, ((display_width - phrase_width) // 2, 1), phrase_font
)
# Score centered low, with the scoring/winning side's digit pulsing in a
# highlight color so the change reads at a glance.
away_text = str(celebration["away_score"])
home_text = str(celebration["home_score"])
score_font = self.fonts["score"]
segments = [
(away_text, celebration["scored_side"] == "away"),
("-", False),
(home_text, celebration["scored_side"] == "home"),
]
total_width = sum(draw.textlength(seg, font=score_font) for seg, _ in segments)
highlight = (255, 255, 0) if int(elapsed * 4) % 2 == 0 else (255, 170, 0)
x = (display_width - total_width) // 2
y = display_height - 14
for seg, is_highlight in segments:
color = highlight if is_highlight else (255, 255, 255)
self._draw_text_with_outline(draw, seg, (int(x), y), score_font, fill=color)
x += draw.textlength(seg, font=score_font)
main_img = Image.alpha_composite(main_img, overlay).convert("RGB")
self.display_manager.image = main_img
self.display_manager.update_display()
def display(self, force_clear: bool = False) -> bool:
"""Render an active celebration as a full-screen takeover; otherwise
defer to the normal live scorebug."""
if not self.is_enabled:
return False
celebration = self.active_celebration
if celebration:
if self.has_active_celebration():
try:
self._draw_celebration_layout(celebration, force_clear)
return True
except Exception as e:
self.logger.error(
f"[Celebrations] Error drawing celebration: {e}", exc_info=True
)
# Disarm rather than retry: the same render would fail on
# every frame for the rest of the window, logging a
# traceback each time and leaving the scorebug off screen.
self.active_celebration = None
self.last_game_switch = time.time()
else:
self.active_celebration = None
# Reset the dwell so the scorebug resumes on the scoring/winning
# game for a full duration before rotation can move on.
self.last_game_switch = time.time()
return super().display(force_clear)
@@ -1,246 +0,0 @@
"""Live-rotation strategies — which live game to show next.
The nine plugin copies grew three spellings of this, and the survey behind
``docs/SPORTS_UNIFICATION.md`` found they are all the *same* Smooth Weighted
Round-Robin algorithm in two shapes:
* an **incremental picker** that holds weight state across calls and answers
"what next?" one game at a time (afl / nrl / soccer's ``_swrr_advance``), and
* a **precomputed cycle** that returns a full list of game ids up front
(football / baseball / basketball's ``_build_weighted_schedule`` and hockey's
``_build_rotation_schedule``, which differ only in loop shape).
They agree *within* a cycle SWRR is deterministic and differ only at cycle
boundaries, where the incremental form has no seam and the precomputed form
restarts. That is a real behavioral difference, so core ships both rather than
declaring a winner, and a plugin picks one by name:
self.rotation = get_rotation_strategy("swrr", weight_for=self._live_weight)
Core never learns which sport is asking. A plugin with a genuinely novel
ordering registers its own strategy instead of core growing a branch::
register_rotation_strategy("my-order", MyRotation)
"""
from __future__ import annotations
from typing import Callable, Dict, List, Optional, Type
def _game_id(game: Dict) -> Optional[str]:
"""The rotation key for a game, or None if it has no usable id."""
return game.get("id")
class RotationStrategy:
"""Base class for live-rotation ordering.
Subclasses implement :meth:`schedule`; :meth:`next_game` has a working
default derived from it. Strategies whose natural shape is incremental
override :meth:`next_game` instead and derive :meth:`schedule`.
:param weight_for: callable mapping a game dict to a positive integer
weight how many turns it gets per turn of a weight-1 game. Supplied by
the host so the *favorites* policy stays with the plugin and this module
stays free of any notion of what a favorite is. Defaults to equal
weights, which makes every strategy a plain round robin.
"""
#: Name this strategy is registered under. Set by :func:`register_rotation_strategy`.
name: str = ""
#: Ceiling on a per-game weight. A cycle is ``sum(weights)`` long and each
#: step scans every game, so an unbounded weight — a misread config field,
#: say — would spin the display thread for an unbounded time. On a Pi that
#: stalls rendering outright, so the bound is clamped like the floor is.
MAX_WEIGHT = 16
def __init__(self, weight_for: Optional[Callable[[Dict], int]] = None):
self._weight_for = weight_for or (lambda game: 1)
def weights(self, games: List[Dict]) -> Dict[str, int]:
"""``{game_id: weight}`` for games that have an id, in ``games`` order.
A weight below 1 is clamped up: a zero or negative weight would starve
a game out of the rotation entirely, which no caller means to express
and which would make ``total_weight`` collapse. It is clamped down at
:attr:`MAX_WEIGHT` for the reason documented there.
"""
weights: Dict[str, int] = {}
for game in games:
gid = _game_id(game)
if gid is None:
continue
try:
weight = int(self._weight_for(game))
except (TypeError, ValueError):
weight = 1
weights[gid] = min(self.MAX_WEIGHT, max(1, weight))
return weights
def schedule(self, games: List[Dict]) -> List[str]:
"""Game ids in display order for one cycle. Ids may repeat."""
raise NotImplementedError
def next_game(self, games: List[Dict]) -> Optional[Dict]:
"""The next game to display, or None when there is nothing to show."""
order = self.schedule(games)
if not order:
return None
by_id = {gid: g for g in games if (gid := _game_id(g)) is not None}
return by_id.get(order[0])
def reset(self) -> None:
"""Drop any accumulated state. Stateless strategies need do nothing."""
class SimpleRotation(RotationStrategy):
"""Plain round robin: every live game once per cycle, weights ignored.
The fallback for a plugin that wants strictly even rotation regardless of
favorites.
"""
def schedule(self, games: List[Dict]) -> List[str]:
return [gid for g in games if (gid := _game_id(g)) is not None]
class WeightedCycleRotation(RotationStrategy):
"""Precomputed SWRR cycle — the football / baseball / basketball / hockey shape.
Returns a full cycle of ``sum(weights)`` ids with repeats spaced evenly
rather than clumped, highest weight scheduled first. When no game carries a
boost the cycle degenerates to a single pass in ``games`` order, which is
exactly the plain round robin it replaced.
"""
def schedule(self, games: List[Dict]) -> List[str]:
weights = self.weights(games)
if not weights:
return []
total_weight = sum(weights.values())
if total_weight <= len(weights):
# No boost in effect — plain order, one pass. (Also the guard that
# keeps the loop below from being O(total_weight) for nothing.)
return list(weights)
current = {gid: 0 for gid in weights}
order: List[str] = []
for _ in range(total_weight):
for gid, weight in weights.items():
current[gid] += weight
picked = max(current, key=lambda gid: current[gid])
current[picked] -= total_weight
order.append(picked)
return order
class SmoothWeightedRotation(RotationStrategy):
"""Incremental SWRR — the afl / nrl / soccer shape.
Weight state persists across calls, so there is no fixed-length cycle and
therefore no clustering seam at a cycle boundary. A game seen for the first
time starts at weight 0 and receives its full weight on the next call, so a
favorite's game that has just gone live naturally wins the first pick after
it appears "queued first on refresh" without a special-cased branch.
State for games no longer live is dropped on each call, so a long-running
board does not accumulate entries for finished games.
"""
def __init__(self, weight_for: Optional[Callable[[Dict], int]] = None):
super().__init__(weight_for)
self._current: Dict[str, int] = {}
def reset(self) -> None:
self._current = {}
def next_game(self, games: List[Dict]) -> Optional[Dict]:
if not games:
return None
weights = self.weights(games)
if not weights:
return None
# Keep state only for games still live.
self._current = {
gid: value for gid, value in self._current.items() if gid in weights
}
for gid, weight in weights.items():
self._current[gid] = self._current.get(gid, 0) + weight
total_weight = sum(weights.values())
# Iterate in `games` order so ties break toward the feed's ordering,
# which is what the plugin copies did and what makes the no-boost case
# identical to a plain round robin.
ids_in_order = [gid for g in games if (gid := _game_id(g)) in weights]
best = max(ids_in_order, key=lambda gid: self._current[gid])
self._current[best] -= total_weight
return next(g for g in games if _game_id(g) == best)
def schedule(self, games: List[Dict]) -> List[str]:
"""One cycle's worth of picks, without disturbing live state.
Derived by running the picker forward on a copy, so the returned order
is exactly what repeated :meth:`next_game` calls would produce from the
current state callers can use it to preview or log the rotation
without perturbing it.
"""
weights = self.weights(games)
if not weights:
return []
# type(self), not this class: a subclass that overrides next_game must
# be previewed through its own ordering, or the returned order is not
# the one repeated next_game calls would produce — which is exactly
# what this method promises.
preview = type(self)(self._weight_for)
preview._current = dict(self._current)
order: List[str] = []
for _ in range(sum(weights.values())):
picked = preview.next_game(games)
if picked is None:
break
order.append(_game_id(picked))
return order
_REGISTRY: Dict[str, Type[RotationStrategy]] = {}
def register_rotation_strategy(name: str, factory: Type[RotationStrategy]) -> None:
"""Register a rotation strategy under ``name``.
When a plugin needs an ordering that core does not ship, it registers its
own here instead of core growing a sport-specific branch. Re-registering a
name replaces it, so a plugin may also override a built-in for itself.
"""
if not name:
raise ValueError("rotation strategy name must be a non-empty string")
# Fail at registration, not at the first schedule() call several frames
# later, where the cause is no longer on the stack.
if not (isinstance(factory, type) and issubclass(factory, RotationStrategy)):
raise TypeError(
f"rotation strategy {name!r} must be a RotationStrategy subclass, "
f"got {factory!r}"
)
factory.name = name
_REGISTRY[name] = factory
def get_rotation_strategy(
name: str, weight_for: Optional[Callable[[Dict], int]] = None
) -> RotationStrategy:
"""Build the strategy registered under ``name``.
Falls back to ``"simple"`` for an unknown name rather than raising: the name
arrives from user config, and a typo should cost the boost, not the
scoreboard.
"""
factory = _REGISTRY.get(name) or _REGISTRY["simple"]
return factory(weight_for=weight_for)
register_rotation_strategy("simple", SimpleRotation)
register_rotation_strategy("weighted", WeightedCycleRotation)
register_rotation_strategy("swrr", SmoothWeightedRotation)
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@@ -10,7 +10,6 @@ import time
import tempfile
import logging
import threading
import zlib
from typing import Dict, Any, Optional, Protocol
from datetime import datetime
@@ -54,11 +53,6 @@ class DiskCache:
self.cache_dir = cache_dir
self.logger = logger or logging.getLogger(__name__)
self._lock = threading.Lock()
# key -> adler32 of the last payload successfully written to the
# primary cache path; lets set() skip rewriting identical data
# (per-process only — worst case another process rewrites, never
# a missed write). Guarded by _lock.
self._write_digests: Dict[str, int] = {}
def get_cache_path(self, key: str) -> Optional[str]:
"""
@@ -74,15 +68,14 @@ class DiskCache:
return None
return os.path.join(self.cache_dir, f"{key}.json")
def get(self, key: str, max_age: Optional[int] = 300) -> Optional[Dict[str, Any]]:
def get(self, key: str, max_age: int = 300) -> Optional[Dict[str, Any]]:
"""
Get data from disk cache.
Args:
key: Cache key
max_age: Maximum age in seconds; None disables age-based expiry
(the record never counts as stale). Mirrors MemoryCache.get.
max_age: Maximum age in seconds
Returns:
Cached data or None if not found or expired
"""
@@ -112,13 +105,7 @@ class DiskCache:
record_ts = None
now = time.time()
# max_age=None means "never expires" (mirrors MemoryCache and the
# cache_manager docstring). Guard it explicitly — otherwise the
# comparison below raises TypeError and the record is treated as a
# miss, which silently breaks callers that persist long-lived state
# via get(key, max_age=None) (e.g. plugin health/metrics that must
# survive restarts and be read cross-process).
if record_ts is None or max_age is None or (now - record_ts) <= max_age:
if record_ts is None or (now - record_ts) <= max_age:
return record
else:
# Stale on disk; keep file for potential diagnostics but treat as miss
@@ -161,35 +148,10 @@ class DiskCache:
cache_path = self.get_cache_path(key)
if not cache_path:
return
# Serialize once, compact (no indent): the payload is reused by every
# write path below, and cache files are machine-read only — indenting
# them just multiplied the bytes written to the SD card.
try:
payload = json.dumps(data, cls=DateTimeEncoder)
except (TypeError, ValueError) as e:
self.logger.warning("Cache data for key '%s' not serializable: %s", key, e)
return
digest = zlib.adler32(payload.encode('utf-8'))
try:
# Atomic write to avoid partial/corrupt files
with self._lock:
# Skip the disk entirely when this exact payload was already
# written for this key (plugins re-save unchanged API data
# every update cycle — each write is real SD-card wear).
# Refresh the file mtime so records that rely on it for TTL
# (no embedded 'timestamp') don't expire early; a metadata
# touch is journal-cheap compared to rewriting the data.
if self._write_digests.get(key) == digest:
try:
os.utime(cache_path, None)
return
except OSError:
# File vanished or perms changed — fall through and write
self._write_digests.pop(key, None)
tmp_dir = os.path.dirname(cache_path)
# Try to create temp file in cache directory first
# If that fails due to permissions, fall back to direct write
@@ -212,17 +174,13 @@ class DiskCache:
fd = None
if tmp_path and fd is not None:
# Atomic write with temp file. No fsync: os.replace
# already guarantees readers never see a torn file,
# and cache data is re-fetchable — forcing a disk
# flush per write was the single biggest SD-card
# wear source (dozens of fsyncs/min on API-heavy
# installs) for data that can be re-downloaded.
# Use atomic write with temp file
try:
with os.fdopen(fd, 'w', encoding='utf-8') as tmp_file:
tmp_file.write(payload)
json.dump(data, tmp_file, indent=4, cls=DateTimeEncoder)
tmp_file.flush()
os.fsync(tmp_file.fileno())
os.replace(tmp_path, cache_path)
self._write_digests[key] = digest
# Set proper permissions: 660 (rw-rw----) for group-readable cache files
try:
os.chmod(cache_path, 0o660) # nosec B103 - intentional; web UI and service share a group
@@ -238,8 +196,9 @@ class DiskCache:
# Fallback: direct write (not atomic, but better than failing)
try:
with open(cache_path, 'w', encoding='utf-8') as cache_file:
cache_file.write(payload)
self._write_digests[key] = digest
json.dump(data, cache_file, indent=4, cls=DateTimeEncoder)
cache_file.flush()
os.fsync(cache_file.fileno())
# Set proper permissions: 660 (rw-rw----) for group-readable cache files
try:
os.chmod(cache_path, 0o660) # nosec B103 - intentional; web UI and service share a group
@@ -263,12 +222,9 @@ class DiskCache:
pass
if os.path.isdir(fallback_dir) and os.access(fallback_dir, os.W_OK):
# NOTE: no digest record here — the fallback file
# is a different path, so future sets must keep
# retrying the primary location.
fallback_path = os.path.join(fallback_dir, os.path.basename(cache_path))
with open(fallback_path, 'w', encoding='utf-8') as tmp_file:
tmp_file.write(payload)
json.dump(data, tmp_file, indent=4, cls=DateTimeEncoder)
# Set proper permissions: 660 (rw-rw----) for group-readable cache files
try:
os.chmod(fallback_path, 0o660) # nosec B103 - intentional; web UI and service share a group
@@ -309,7 +265,6 @@ class DiskCache:
with self._lock:
if key:
self._write_digests.pop(key, None)
cache_path = self.get_cache_path(key)
if cache_path and os.path.exists(cache_path):
try:
@@ -318,7 +273,6 @@ class DiskCache:
self.logger.warning("Could not remove cache file %s: %s", cache_path, e)
else:
# Clear all cache files
self._write_digests.clear()
if os.path.exists(self.cache_dir):
for filename in os.listdir(self.cache_dir):
if filename.endswith('.json'):
+3 -13
View File
@@ -574,19 +574,9 @@ class CacheManager:
}
return self.save_cache(data_type, cache_data)
def get(self, key: str, max_age: Optional[int] = 300,
memory_ttl: Optional[int] = None) -> Optional[Dict[str, Any]]:
"""Get data from cache if it exists and is not stale.
Args:
key: Cache key
max_age: Max age (seconds) for the on-disk entry; None never expires.
memory_ttl: Max age (seconds) for the in-memory entry. Pass 0 to
bypass the memory tier and force a fresh read from disk used by
cross-process readers that must observe another process's latest
write rather than a stale first snapshot. Defaults to max_age.
"""
cached_data = self.get_cached_data(key, max_age, memory_ttl=memory_ttl)
def get(self, key: str, max_age: int = 300) -> Optional[Dict[str, Any]]:
"""Get data from cache if it exists and is not stale."""
cached_data = self.get_cached_data(key, max_age)
if cached_data and 'data' in cached_data:
return cached_data['data']
return cached_data
-22
View File
@@ -2,28 +2,6 @@
This directory contains reusable utilities and helpers for LEDMatrix plugins and core modules.
## Adaptive Layout & Images (`src/adaptive_layout.py`, `src/adaptive_images.py`)
The recommended way to lay out plugins that render legibly on **any** panel
size (64x32 through 256x128+) without hand-tuned coordinates. Re-exported
from `src.common` for convenience; canonical import paths are
`src.adaptive_layout` / `src.adaptive_images`.
```python
# Every BasePlugin already has self.layout and the draw helpers:
regs = scoreboard_regions(self.layout.bounds, ctx=self.layout)
self.draw_image(away_logo, regs.away_slot, mode="fill_height",
crop_to_ink=True, cache_key=f"logo:{abbr}")
self.draw_fit(score_text, regs.score_area) # largest crisp font that fits
self.draw_fit(status, regs.status_band)
```
Key pieces: `Region` (rect algebra: bands/columns/splits/offset),
font ladders (`LADDER_GRID`, `LADDER_ARCADE` — discrete crisp sizes, never
fractional scaling), `LayoutContext` (`fit_text`, `fit_image`, `by_tier`,
`px`), and composite carvers `scoreboard_regions()` / `media_row()`.
Full guide: [docs/ADAPTIVE_LAYOUT.md](../../docs/ADAPTIVE_LAYOUT.md).
## Error Handling (`error_handler.py`)
Common error handling patterns and utilities:
-43
View File
@@ -26,31 +26,6 @@ from src.common.scroll_helper import ScrollHelper
from src.common.logo_helper import LogoHelper
from src.common.text_helper import TextHelper
# Adaptive layout & images (canonical homes: src.adaptive_layout /
# src.adaptive_images — re-exported here so plugin authors find them in the
# blessed-helpers package). See docs/ADAPTIVE_LAYOUT.md.
from src.adaptive_layout import (
Region,
LayoutContext,
FontStep,
FontLadder,
LADDER_GRID,
LADDER_ARCADE,
FitResult,
draw_fitted_text,
ScoreboardRegions,
scoreboard_regions,
MediaRow,
media_row,
)
from src.adaptive_images import (
ImageFitResult,
fit_image,
draw_fitted_image,
RESAMPLE_LANCZOS,
RESAMPLE_NEAREST,
)
__all__ = [
'handle_file_operation',
'handle_json_operation',
@@ -62,22 +37,4 @@ __all__ = [
'ScrollHelper',
'LogoHelper',
'TextHelper',
# adaptive layout & images
'Region',
'LayoutContext',
'FontStep',
'FontLadder',
'LADDER_GRID',
'LADDER_ARCADE',
'FitResult',
'draw_fitted_text',
'ScoreboardRegions',
'scoreboard_regions',
'MediaRow',
'media_row',
'ImageFitResult',
'fit_image',
'draw_fitted_image',
'RESAMPLE_LANCZOS',
'RESAMPLE_NEAREST',
]
+328
View File
@@ -0,0 +1,328 @@
"""
Example: Basketball Plugin using LEDMatrix Common Helpers
This example shows how to refactor the basketball plugin to use the
ledmatrix-common package for cleaner, more maintainable code.
"""
from pathlib import Path
from typing import Any, Dict, List, Optional
# Import common helpers
from src.common import (
LogoHelper, TextHelper, APIHelper, DisplayHelper,
GameHelper, ConfigHelper
)
from src.plugin_system.base_plugin import BasePlugin
class BasketballPluginManager(BasePlugin):
"""
Basketball scoreboard plugin using LEDMatrix Common helpers.
This version is much cleaner and more maintainable than the original
because it delegates common functionality to the shared helpers.
"""
def __init__(
self,
plugin_id: str,
config: Dict[str, Any],
display_manager,
cache_manager,
plugin_manager
):
"""Initialize the basketball plugin with common helpers."""
super().__init__(plugin_id, config, display_manager, cache_manager, plugin_manager)
# Get display dimensions
self.display_width = display_manager.matrix.width
self.display_height = display_manager.matrix.height
# Initialize common helpers
self._init_helpers()
# Load configuration
self._load_config()
# State tracking
self.current_games = []
self.current_game = None
# Log initialization
enabled_leagues = [k for k, v in self.league_configs.items() if v['enabled']]
self.logger.info(f"Basketball plugin initialized with leagues: {enabled_leagues}")
def _init_helpers(self):
"""Initialize all common helpers."""
# Logo helper for team logos
self.logo_helper = LogoHelper(
display_width=self.display_width,
display_height=self.display_height,
logger=self.logger
)
# Text helper for rendering
self.text_helper = TextHelper(logger=self.logger)
self.fonts = self.text_helper.load_fonts()
# API helper for ESPN data
self.api_helper = APIHelper(
cache_manager=self.cache_manager,
logger=self.logger
)
# Display helper for layouts
self.display_helper = DisplayHelper(
display_width=self.display_width,
display_height=self.display_height,
logger=self.logger
)
# Game helper for data processing
self.game_helper = GameHelper(
timezone_str=self.config.get('timezone', 'UTC'),
logger=self.logger
)
# Config helper for configuration management
self.config_helper = ConfigHelper(logger=self.logger)
def _load_config(self):
"""Load and validate configuration."""
# Get basketball-specific config
basketball_config = self.config_helper.get_sports_config(self.config, 'basketball')
# Build league configurations
self.league_configs = {
'nba': {
'enabled': basketball_config.get('nba_enabled', True),
'url': 'https://site.api.espn.com/apis/site/v2/sports/basketball/nba/scoreboard',
'logo_dir': Path('assets/sports/nba_logos'),
'favorite_teams': basketball_config.get('nba_favorite_teams', []),
'display_modes': {
'nba_live': basketball_config.get('nba_display_modes_live', True),
'nba_recent': basketball_config.get('nba_display_modes_recent', True),
'nba_upcoming': basketball_config.get('nba_display_modes_upcoming', True),
},
},
'wnba': {
'enabled': basketball_config.get('wnba_enabled', False),
'url': 'https://site.api.espn.com/apis/site/v2/sports/basketball/wnba/scoreboard',
'logo_dir': Path('assets/sports/wnba_logos'),
'favorite_teams': basketball_config.get('wnba_favorite_teams', []),
'display_modes': {
'wnba_live': basketball_config.get('wnba_display_modes_live', True),
'wnba_recent': basketball_config.get('wnba_display_modes_recent', True),
'wnba_upcoming': basketball_config.get('wnba_display_modes_upcoming', True),
},
},
'ncaam': {
'enabled': basketball_config.get('ncaam_basketball_enabled', False),
'url': 'https://site.api.espn.com/apis/site/v2/sports/basketball/mens-college-basketball/scoreboard',
'logo_dir': Path('assets/sports/ncaa_logos'),
'favorite_teams': basketball_config.get('ncaam_basketball_favorite_teams', []),
'display_modes': {
'ncaam_basketball_live': basketball_config.get('ncaam_basketball_display_modes_live', True),
'ncaam_basketball_recent': basketball_config.get('ncaam_basketball_display_modes_recent', True),
'ncaam_basketball_upcoming': basketball_config.get('ncaam_basketball_display_modes_upcoming', True),
},
},
'ncaaw': {
'enabled': basketball_config.get('ncaaw_basketball_enabled', False),
'url': 'https://site.api.espn.com/apis/site/v2/sports/basketball/womens-college-basketball/scoreboard',
'logo_dir': Path('assets/sports/ncaa_logos'),
'favorite_teams': basketball_config.get('ncaaw_basketball_favorite_teams', []),
'display_modes': {
'ncaaw_basketball_live': basketball_config.get('ncaaw_basketball_display_modes_live', True),
'ncaaw_basketball_recent': basketball_config.get('ncaaw_basketball_display_modes_recent', True),
'ncaaw_basketball_upcoming': basketball_config.get('ncaaw_basketball_display_modes_upcoming', True),
},
},
}
def update(self) -> None:
"""Update game data for all enabled leagues."""
try:
all_games = []
for league_key, league_config in self.league_configs.items():
if not league_config['enabled']:
continue
games = self._fetch_league_games(league_key, league_config)
for game in games:
game['league_key'] = league_key
game['league_config'] = league_config
all_games.extend(games)
self.current_games = all_games
self.logger.debug(f"Updated basketball data: {len(all_games)} total games")
except Exception as e:
self.logger.error(f"Error updating basketball data: {e}", exc_info=True)
def _fetch_league_games(self, league_key: str, league_config: Dict) -> List[Dict]:
"""Fetch games for a specific league using API helper."""
try:
# Use API helper to fetch ESPN data with caching
data = self.api_helper.fetch_espn_scoreboard(
sport='basketball',
league=league_key,
cache_key=f"basketball_{league_key}",
cache_ttl=300 # 5 minutes cache
)
if not data:
return []
# Use game helper to process events
events = data.get('events', [])
games = self.game_helper.process_games(events, sport='basketball')
# Add logo paths to games
for game in games:
logo_dir = league_config['logo_dir']
game['home_logo_path'] = logo_dir / f"{game['home_abbr']}.png"
game['away_logo_path'] = logo_dir / f"{game['away_abbr']}.png"
return games
except Exception as e:
self.logger.error(f"Error fetching {league_key} games: {e}", exc_info=True)
return []
def display(self, force_clear: bool = False, display_mode: str = None) -> None:
"""Display basketball games using display helper."""
try:
mode = display_mode or self._determine_display_mode()
if not mode:
self._display_no_games()
return
# Filter games for mode
filtered_games = self._filter_games_for_mode(mode)
if not filtered_games:
self._display_no_games()
return
# Display first game
self.current_game = filtered_games[0]
self._draw_scorebug_layout(self.current_game, force_clear)
except Exception as e:
self.logger.error(f"Error displaying game: {e}", exc_info=True)
def _determine_display_mode(self) -> Optional[str]:
"""Determine display mode based on available games."""
# Priority: live > recent > upcoming
for game in self.current_games:
if game.get('is_live'):
return f"{game['league_key']}_live"
for game in self.current_games:
if game.get('is_final'):
return f"{game['league_key']}_recent"
for game in self.current_games:
if game.get('is_upcoming'):
return f"{game['league_key']}_upcoming"
return None
def _filter_games_for_mode(self, mode: str) -> List[Dict]:
"""Filter games based on display mode."""
filtered = []
for game in self.current_games:
league_config = game.get('league_config', {})
display_modes = league_config.get('display_modes', {})
if mode in display_modes and display_modes[mode]:
if 'live' in mode and game.get('is_live'):
filtered.append(game)
elif 'recent' in mode and game.get('is_final'):
filtered.append(game)
elif 'upcoming' in mode and game.get('is_upcoming'):
filtered.append(game)
return filtered[:5]
def _draw_scorebug_layout(self, game: Dict, force_clear: bool = False) -> None:
"""Draw the basketball scorebug layout using display helper."""
try:
# Load logos using logo helper
home_logo = self.logo_helper.load_logo(
game['home_abbr'],
game['home_logo_path']
)
away_logo = self.logo_helper.load_logo(
game['away_abbr'],
game['away_logo_path']
)
if not home_logo or not away_logo:
self.logger.error("Failed to load logos")
self._display_error("Logo Error")
return
# Use display helper to create scorebug layout
final_img = self.display_helper.draw_scorebug_layout(
game_data=game,
fonts=self.fonts,
home_logo=home_logo,
away_logo=away_logo
)
# Display the image
self.display_manager.image.paste(final_img, (0, 0))
self.display_manager.update_display()
except Exception as e:
self.logger.error(f"Error drawing scorebug: {e}", exc_info=True)
def _display_no_games(self) -> None:
"""Display 'no games' message using display helper."""
try:
img = self.display_helper.draw_no_data_message("No Games")
self.display_manager.image = img.copy()
self.display_manager.update_display()
except Exception as e:
self.logger.error(f"Error displaying no games: {e}", exc_info=True)
def _display_error(self, message: str) -> None:
"""Display error message using display helper."""
try:
img = self.display_helper.draw_error_message(message)
self.display_manager.image = img.copy()
self.display_manager.update_display()
except Exception as e:
self.logger.error(f"Error displaying error message: {e}", exc_info=True)
def get_display_duration(self) -> float:
"""Get display duration."""
return self.config.get('display_duration', 15)
def cleanup(self) -> None:
"""Cleanup resources."""
self.current_games = []
self.logger.info("Basketball plugin cleaned up")
# Example usage and benefits:
"""
Benefits of using LEDMatrix Common helpers:
1. **Cleaner Code**: The plugin is much shorter and more readable
2. **Reusable Components**: Common functionality is shared across plugins
3. **Better Testing**: Each helper can be tested independently
4. **Easier Maintenance**: Bug fixes in helpers benefit all plugins
5. **Consistent Behavior**: All plugins use the same underlying logic
6. **Reduced Dependencies**: Plugins don't need to import LEDMatrix core
7. **Better Error Handling**: Centralized error handling in helpers
8. **Configuration Management**: Consistent config handling across plugins
The original basketball plugin was 326 lines. This version is much cleaner
and delegates most functionality to the common helpers, making it easier to
maintain and extend.
"""
+2 -13
View File
@@ -72,20 +72,9 @@ class LogoHelper:
Returns:
PIL Image object or None if loading fails
Note: for new adaptive-layout code prefer ``BasePlugin.draw_image``
/ ``LayoutContext.fit_image`` (src/adaptive_images.py) for the
fitting step LogoHelper remains useful for its download and
placeholder logic.
"""
# Resolve the effective target size BEFORE the cache lookup so the
# key is size-qualified — a panel-size change must not return a
# logo resized for the old dimensions.
if max_width is None:
max_width = int(self.display_width * 1.5)
if max_height is None:
max_height = int(self.display_height * 1.5)
cache_key = f"{team_abbr}_{logo_path}_{max_width}x{max_height}"
# Check cache first
cache_key = f"{team_abbr}_{logo_path}"
if cache_key in self._logo_cache:
self.logger.debug(f"Using cached logo for {team_abbr}")
# Update LRU order (move to end)
-191
View File
@@ -8,34 +8,13 @@ files that need to be accessible by both root service and web user.
import os
import logging
import re
import shutil as _shutil
import subprocess
import sys
from pathlib import Path
from typing import Optional
logger = logging.getLogger(__name__)
# Matches the credentials portion of a "scheme://user:pass@host" URL, so pip's
# own error output can be logged/displayed without echoing back a private
# index URL's embedded basic-auth secret verbatim (e.g. from a
# requirements.txt --index-url line or the PIP_INDEX_URL env var).
_URL_CREDENTIALS_RE = re.compile(r'://[^/\s@:]+:[^/\s@]+@')
def _redact_url_credentials(text: Optional[str]) -> str:
"""Replace embedded user:pass@ URL credentials in text with a placeholder.
Safe to call on any subprocess output destined for logs: it only ever
shortens/replaces the credential substring, never changes the presence
or absence of the specific fixed phrases callers check for
(e.g. "a password is required"), so it can't affect control flow.
"""
if not text:
return text or ""
return _URL_CREDENTIALS_RE.sub('://***:***@', text)
# System directories that should never have their permissions modified
# These directories have special system-level permissions that must be preserved
PROTECTED_SYSTEM_DIRECTORIES = { # nosec B108 - these are checked to PREVENT permission changes, not to use as temp paths
@@ -146,60 +125,6 @@ def ensure_file_permissions(path: Path, mode: int = 0o644) -> None:
raise
_shared_group_gid_cache: Optional[int] = None
def get_shared_group_gid() -> Optional[int]:
"""
Return the gid that should own config/secrets files shared between the
root-run ``ledmatrix.service`` (main display) and the non-root user that
``ledmatrix-web.service`` runs as (see install_web_service.sh, which sets
``User=$SUDO_USER``).
Resolved once from the project root directory's current group (normally
the login user's group from the initial ``git clone``), since that user
is stable across reinstalls unlike any single file's ownership.
Returns:
The gid, or None if it cannot be determined.
"""
global _shared_group_gid_cache
if _shared_group_gid_cache is not None:
return _shared_group_gid_cache
try:
project_root = Path(__file__).resolve().parent.parent.parent
_shared_group_gid_cache = project_root.stat().st_gid
return _shared_group_gid_cache
except OSError:
return None
def ensure_shared_group_ownership(path: Path) -> None:
"""
Best-effort chgrp of ``path`` to the shared group (see
:func:`get_shared_group_gid`) when running as root.
Only root can change a file's group to one the calling process isn't a
member of, which is exactly the case that causes the web interface
(running as a non-root user) to get ``PermissionError`` reading files
the root-run display service just wrote with a 0o640/2775 mode: the mode
is group-readable, but without this the group is root's, not the web
user's. Silently does nothing if not running as root or on any error —
this is a hardening step, not a required one.
"""
if os.geteuid() != 0:
return
gid = get_shared_group_gid()
if gid is None:
return
try:
if path.exists() and path.stat().st_gid != gid:
os.chown(path, -1, gid)
logger.debug(f"Set shared group ownership (gid {gid}) on {path}")
except OSError as e:
logger.debug(f"Could not set shared group ownership on {path}: {e}")
def get_config_file_mode(file_path: Path) -> int:
"""
Return appropriate permission mode for config files.
@@ -362,119 +287,3 @@ def sudo_remove_directory(path: Path, allowed_bases: Optional[list] = None) -> b
logger.error(f"Unexpected error during sudo helper for {path}: {e}")
return False
def install_requirements_file(req_file: Path, timeout: int = 300) -> subprocess.CompletedProcess:
"""
Install a requirements.txt file for a plugin (or the project itself).
Prefers the vetted sudo wrapper (scripts/fix_perms/safe_pip_install.sh) so
packages end up visible to root-run ledmatrix.service, not just to
whichever non-root user happens to run the calling process (e.g. the web
interface). Falls back to installing with the calling process's own
interpreter if the wrapper isn't set up yet (the admin hasn't run
scripts/install/configure_web_sudo.sh), so dependency installation still
does *something* useful rather than hard-failing.
Always installs with the interpreter that will actually run the code
(``sys.executable`` in the fallback path, the wrapper's ``python3`` in the
sudo path) rather than a bare ``pip``/``pip3`` off PATH, which can
silently resolve to a different Python installation (e.g. system Python
vs. a virtualenv) than the one importing the package at runtime.
Args:
req_file: Path to a requirements.txt file
timeout: Subprocess timeout in seconds
Returns:
subprocess.CompletedProcess from the pip (or wrapper) invocation.
Never raises on a non-zero exit; callers should check ``returncode``.
``stdout`` is prefixed with an explanatory note when the root wrapper
was unavailable and the fallback path was used.
"""
project_root = Path(__file__).resolve().parent.parent.parent
wrapper = project_root / "scripts" / "fix_perms" / "safe_pip_install.sh"
if wrapper.exists():
# See sudo_remove_directory / configure_web_sudo.sh for why bash must
# be invoked with an explicit, known path rather than relying on the
# wrapper's shebang: sudoers matches the exact command line.
bash_candidates = []
for candidate in ("/usr/bin/bash", "/bin/bash", _shutil.which("bash")):
if candidate and candidate not in bash_candidates:
bash_candidates.append(candidate)
result = None
for bash_path in bash_candidates:
# bash_path and wrapper are fixed, known-good paths, and
# safe_pip_install.sh independently re-validates req_file is an
# allowed requirements.txt before installing anything as root.
result = subprocess.run( # nosec B603 - no shell invoked (list-form argv) # nosemgrep
["sudo", "-n", bash_path, str(wrapper), str(req_file)],
capture_output=True, text=True, timeout=timeout, cwd=str(project_root)
)
# Redact immediately: pip can echo a private index URL's embedded
# basic-auth credentials back in its own error/progress output
# (e.g. from a requirements.txt --index-url line). Doesn't affect
# the fixed-phrase "denied" check below -- those phrases never
# overlap with URL syntax.
result.stderr = _redact_url_credentials(result.stderr)
result.stdout = _redact_url_credentials(result.stdout)
if result.returncode == 0:
return result
# Distinguish "sudo rejected this exact command line" (worth
# trying the next bash candidate) from "sudo ran it but pip
# itself failed" (a real error — stop and surface it).
denied = any(
phrase in result.stderr
for phrase in ("a password is required", "is not allowed to run", "no tty present")
)
if not denied:
# Deliberately don't interpolate req_file or the pip output here:
# this log line is scanner-visible, and a static analyzer can't
# tell "already redacted above" from "still raw" just by looking
# at this call in isolation. The full (redacted) text is still
# available to callers via the returned CompletedProcess.
logger.warning(
"Root pip install failed (rc=%s); see the returned "
"CompletedProcess.stderr for details.",
result.returncode,
)
return result
# Same reasoning as above: no req_file / pip-output interpolation in
# this log line, only in the returned note/CompletedProcess.
logger.warning(
"Root pip install wrapper denied via sudo for all candidates; "
"falling back to user-level install. See the returned "
"CompletedProcess.stderr for details."
)
note = (
f"[Root install unavailable ({(result.stderr.strip() if result else 'sudo denied') or 'sudo denied'}); "
"installed for the current process's user only. Packages may not be "
"visible to ledmatrix.service if it runs as a different user — "
"run scripts/install/configure_web_sudo.sh to fix this.]\n"
)
else:
logger.warning(
"safe_pip_install.sh not found; falling back to user-level install."
)
note = (
"[safe_pip_install.sh not found; installed for the current process's "
"user only. Run scripts/install/configure_web_sudo.sh to enable "
"root installs visible to ledmatrix.service.]\n"
)
# sys.executable is this process's own interpreter (not
# attacker-influenced), and req_file is a Path built internally by callers
# (store_manager.py plugin paths, PROJECT_ROOT/requirements.txt), never
# raw external/user input. --ignore-installed matches safe_pip_install.sh:
# apt-managed packages (e.g. python3-requests) ship no pip RECORD file, so
# upgrading them would otherwise abort with "uninstall-no-record-file".
result = subprocess.run( # nosec B603 - no shell invoked (list-form argv) # nosemgrep
[sys.executable, "-m", "pip", "install", "--break-system-packages", "--ignore-installed", "-r", str(req_file)],
capture_output=True, text=True, timeout=timeout, cwd=str(project_root)
)
result.stderr = _redact_url_credentials(result.stderr)
result.stdout = note + _redact_url_credentials(result.stdout)
return result
+12 -203
View File
@@ -110,30 +110,20 @@ class ScrollHelper:
self.is_scrolling = False
self.scroll_complete = False
def create_scrolling_image(self, content_items: list,
def create_scrolling_image(self, content_items: list,
item_gap: int = 32,
element_gap: int = 16,
lead_gap: Optional[int] = None) -> Image.Image:
element_gap: int = 16) -> Image.Image:
"""
Create a wide image containing all content items for scrolling.
Args:
content_items: List of PIL Images to include in scroll
item_gap: Gap between different items
element_gap: Gap between elements within an item
lead_gap: Blank columns before the first item. Defaults to a full
display width, which makes a standalone ticker scroll in from
off-screen. Callers that loop many plugins back-to-back (Vegas
mode) pass a smaller value, since a full display width of black
reads as the panel being switched off at the start of every
cycle.
Returns:
PIL Image containing all content arranged horizontally
"""
if lead_gap is None:
lead_gap = self.display_width
lead_gap = max(0, int(lead_gap))
if not content_items:
# Create empty image if no content
# Still set total_scroll_width to 0 to indicate no scrollable content
@@ -154,13 +144,13 @@ class ScrollHelper:
total_width += element_gap * len(content_items)
# Add initial gap before first item
total_width += lead_gap
total_width += self.display_width
# Create the full scrolling image
full_image = Image.new('RGB', (total_width, self.display_height), (0, 0, 0))
# Position items
current_x = lead_gap # Start with initial gap
current_x = self.display_width # Start with initial gap
for i, img in enumerate(content_items):
# Paste the item image
@@ -348,72 +338,13 @@ class ScrollHelper:
"""
if not self.cached_image or self.cached_array is None:
return None
# Use integer pixel positioning for high FPS scrolling (like stock ticker)
start_x_int = int(self.scroll_position)
end_x_int = start_x_int + self.display_width
# Integer positioning quantises motion to whole pixels, so the number of
# distinct frames per second equals the scroll speed in px/s, no matter
# how fast the loop renders. At 50px/s and 78fps that made 36% of frames
# identical: the extra frames cost work and bought nothing. Blending
# between the two neighbouring positions gives motion at the frame rate
# instead of the step rate.
if self.sub_pixel_scrolling:
fractional = self.scroll_position - start_x_int
if fractional > 0.0:
return self._blend_visible_portion(start_x_int, fractional)
# Fast integer pixel path (no interpolation - high frame rate provides smoothness)
return self._get_visible_portion_integer(start_x_int, end_x_int)
def _blend_visible_portion(self, start_x: int, fractional: float) -> Image.Image:
"""
Linear blend between the frames at ``start_x`` and ``start_x + 1``.
Implemented with numpy rather than scipy.ndimage.shift: scipy is not
installed on the target devices (HAS_SCIPY is False there), which is why
the pre-existing sub-pixel path was dead code get_visible_portion never
consulted the flag, and the scipy fallback would not have interpolated
anyway.
Args:
start_x: Left column of the earlier of the two frames
fractional: How far between the two, in [0, 1)
Returns:
The blended frame
"""
width = self.display_width
strip_width = self.cached_array.shape[1]
if start_x + width + 1 <= strip_width:
# Slice the backing array directly. Going via
# _get_visible_portion_integer would build two PIL images only for
# them to be converted straight back to arrays, which measured 15x
# the cost of the integer path.
near = self.cached_array[:, start_x:start_x + width]
far = self.cached_array[:, start_x + 1:start_x + 1 + width]
else:
# Close enough to the end that one of the slices wraps; let the
# integer path handle that and pay the conversion. Continuous mode
# extends the strip before reaching here, so this is the rare case.
near = np.asarray(
self._get_visible_portion_integer(start_x, start_x + width))
far = np.asarray(
self._get_visible_portion_integer(start_x + 1, start_x + 1 + width))
# Fixed-point rather than float32: integer multiply-add on uint16 is
# markedly faster than float maths on the Pi's ARM cores, and 8 bits of
# weight is finer than the panel can show.
weight = int(fractional * 256.0)
blended = (
(near.astype(np.uint16) * (256 - weight)
+ far.astype(np.uint16) * weight) >> 8
).astype(np.uint8)
return Image.frombytes(
'RGB', (width, self.display_height),
np.ascontiguousarray(blended).tobytes()
)
def _get_visible_portion_integer(self, start_x: int, end_x: int) -> Image.Image:
"""Fast integer pixel extraction (no interpolation).
@@ -707,128 +638,6 @@ class ScrollHelper:
"""
return self.scroll_complete
def append_content(self, content_items: list,
item_gap: int = 32,
element_gap: int = 0) -> bool:
"""
Append items to the right of the existing strip, preserving scroll state.
Lets a caller keep one continuous strip instead of replacing it. Vegas
mode uses this so the next group of plugins scrolls in from the right
rather than the strip being swapped out underneath the viewer a swap
shows as a flash and a hard cut to already-full-screen content.
``scroll_position`` and ``total_distance_scrolled`` are untouched, so
motion continues uninterrupted; only the strip gets longer. Because
completion is measured against ``total_scroll_width``, extending the
strip also defers completion, which is the intent.
Args:
content_items: Images to append, in order
item_gap: Gap between appended items, and between the existing
content and the first appended item
element_gap: Extra gap after each item, mirroring
create_scrolling_image
Returns:
True if content was appended
"""
if not content_items:
return False
if self.cached_image is None or self.cached_array is None:
# Nothing to extend yet — this is just the first build.
self.create_scrolling_image(
content_items, item_gap=item_gap, element_gap=element_gap, lead_gap=0)
return True
gap = max(0, item_gap)
addition_width = (
sum(img.width for img in content_items)
+ gap * len(content_items) # one leading gap per item
+ element_gap * len(content_items)
)
addition = Image.new('RGB', (addition_width, self.display_height), (0, 0, 0))
x = 0
for img in content_items:
x += gap # separate from whatever precedes
addition.paste(img, (x, 0))
x += img.width + element_gap
# numpy concatenate then one conversion back, rather than allocating a
# full-width PIL image and pasting twice: the strip can be tens of
# thousands of columns wide and this runs on the render path.
self.cached_array = np.concatenate(
(self.cached_array, np.array(addition)), axis=1)
self.cached_image = Image.fromarray(self.cached_array)
self.total_scroll_width = self.cached_image.width
self.scroll_complete = False
self.logger.info(
"Appended %d item(s) (%dpx) to scroll strip: now %dpx, position %.0f",
len(content_items), addition_width, self.total_scroll_width,
self.scroll_position
)
return True
def drop_scrolled_prefix(self, keep_before: int = 0) -> int:
"""
Discard columns that have already scrolled past, to bound memory.
A continuously extended strip would otherwise grow without limit. All
the positional state is shifted by the amount removed so the visible
frame and the completion arithmetic are unchanged:
``total_distance_scrolled`` and ``total_scroll_width`` both shrink by the
same amount, preserving their difference.
Args:
keep_before: Columns to retain behind the current position, as a
safety margin against a caller reading slightly behind it
Returns:
Number of columns actually removed
"""
if self.cached_image is None or self.cached_array is None:
return 0
# While the viewport wraps, get_visible_portion fills its right-hand side
# from the *head* of the strip, so trimming the head would change what
# is on screen. Continuous mode extends before ever reaching that state;
# refusing here keeps "trimming is invisible" true unconditionally.
if self.scroll_position + self.display_width > self.cached_image.width:
return 0
cut = int(self.scroll_position) - max(0, keep_before)
if cut <= 0:
return 0
# Never trim so far that the remaining strip is narrower than the
# viewport, or get_visible_portion has nothing to slice.
cut = min(cut, max(0, self.cached_image.width - self.display_width))
if cut <= 0:
return 0
# .copy() so the original buffer is released rather than kept alive by
# a numpy view.
self.cached_array = self.cached_array[:, cut:].copy()
self.cached_image = Image.fromarray(self.cached_array)
self.total_scroll_width = self.cached_image.width
self.scroll_position -= cut
self.total_distance_scrolled = max(0.0, self.total_distance_scrolled - cut)
self.logger.debug(
"Dropped %dpx of scrolled strip: now %dpx, position %.0f",
cut, self.total_scroll_width, self.scroll_position
)
return cut
def remaining_unscrolled(self) -> int:
"""Columns of strip still to the right of the viewport."""
if self.cached_image is None:
return 0
return max(0, self.total_scroll_width - int(self.scroll_position)
- self.display_width)
def reset_scroll(self) -> None:
"""
Reset scroll position to beginning.
-68
View File
@@ -1,68 +0,0 @@
"""Snapshot write policy for the display preview mirror.
The display service mirrors frames to /tmp/led_matrix_preview.png, which
serves two consumers with different needs:
- The web UI's live preview (SSE reader in web_interface/app.py) wants
fresh frames but only while a browser is actually watching.
- The health check (web_interface/blueprints/api_v3.py, hardware status)
uses the file's AGE as a liveness proxy: age >= 60s reads as degraded.
PNG-encoding every frame at 5 fps forever identical frames, no viewers
was one of the biggest fixed CPU costs on the Pi. This module is the pure
decision logic (extracted so it's unit-testable off-Pi; display_manager
imports rgbmatrix unconditionally and can't be):
WRITE encode + atomically replace the snapshot file
TOUCH os.utime only: keeps the health-check mtime fresh and lets
the SSE reader (mtime-gated) resend at a low rate, without
paying for a PNG encode of an unchanged frame
SKIP do nothing
Policy:
- With a fresh viewer marker: changed frames write at up to 1/VIEWER_INTERVAL.
- Without viewers: changed frames still write at 1/IDLE_INTERVAL so the
preview page shows something recent on open.
- Unchanged frames are never re-encoded; the mtime is touched every
TOUCH_INTERVAL so the health check (60s threshold) never degrades.
If any constant here changes, re-check the health threshold in
api_v3.py (get_hardware_status) TOUCH_INTERVAL must stay well under it.
"""
from enum import Enum
# Snapshot cadence with a browser preview open (seconds).
VIEWER_INTERVAL = 0.2
# Snapshot cadence with no viewers — cheap freshness for page-open (seconds).
IDLE_INTERVAL = 30.0
# Max age of the last write/touch before bumping mtime for the health
# check. MUST stay well under api_v3's 60s degraded threshold.
TOUCH_INTERVAL = 20.0
# A viewer marker older than this no longer counts as a live viewer.
VIEWER_MARKER_FRESH_SEC = 5.0
class SnapshotAction(Enum):
WRITE = "write"
TOUCH = "touch"
SKIP = "skip"
def decide(now: float, last_write_ts: float, last_touch_ts: float,
viewer_fresh: bool, frame_changed: bool) -> SnapshotAction:
"""Decide what to do with the current frame.
Args:
now: current monotonic-ish timestamp (same clock as the ts args)
last_write_ts: when a frame was last actually encoded+written
last_touch_ts: when the file mtime was last bumped (write or touch)
viewer_fresh: a browser preview is currently watching
frame_changed: the frame differs from the last WRITTEN frame
"""
interval = VIEWER_INTERVAL if viewer_fresh else IDLE_INTERVAL
if frame_changed and (now - last_write_ts) >= interval:
return SnapshotAction.WRITE
if (now - max(last_write_ts, last_touch_ts)) >= TOUCH_INTERVAL:
return SnapshotAction.TOUCH
return SnapshotAction.SKIP
-485
View File
@@ -1,485 +0,0 @@
"""Shared scroll-display scaffolding for the sports scoreboards.
Ten plugins ship a `scroll_display.py`. A method-level comparison of the eight
that share a shape (f1 and ufc are genuine forks) found a sharp split, and this
module is drawn along it rather than around all of it:
* The **orchestration layer is converged** ``get_all_vegas_content_items`` is
byte-identical in all eight, and ``clear_all``, ``get_scroll_info``,
``get_dynamic_duration``, ``is_complete`` and ``display_frame`` are 96-100%
similar. That is what lives here.
* The **content layer has genuinely diverged** ``prepare_scroll_content`` has
eight distinct bodies across eight plugins (145 lines, 53% similarity at
worst) and ``_load_separator_icons`` seven (6% at worst). Those build each
sport's game cards and icon strip; they are *not* drift to be merged but
per-sport rendering. They stay override points here, permanently.
Promoting the content layer would be exactly the mistake
``docs/SPORTS_UNIFICATION.md`` warns against merging on the intuition that
same-named methods are the same method. Same name, different job.
The one behavior this module adds over the plugin copies is native support for
``global_config['target_fps']``: the bundled copies hardcode ~100 FPS via
``scroll_delay=0.01`` and never consult the global smooth-scrolling target. A
plugin inheriting from here gets it for free.
Usage::
class HockeyScrollDisplay(SportsScrollDisplay):
SCROLL_LEAGUE_KEYS = ("nhl", "ncaa_mens", "ncaam_hockey")
def prepare_scroll_content(self, games, game_type, leagues, rankings=None):
... # build this sport's cards
class HockeyScrollDisplayManager(SportsScrollDisplayManager):
display_class = HockeyScrollDisplay
"""
from __future__ import annotations
import logging
import time
from typing import Any, Dict, List, Optional
from PIL import Image
from src.common.scroll_helper import ScrollHelper
logger = logging.getLogger(__name__)
#: Defaults every copy agreed on. A subclass overrides
#: :meth:`SportsScrollDisplay.scroll_settings_defaults` to change them —
#: the soccer lineage uses a 24px gap and min/max duration keys instead.
DEFAULT_SCROLL_SETTINGS: Dict[str, Any] = {
"scroll_speed": 50.0,
"scroll_delay": 0.01,
"gap_between_games": 48,
"show_league_separators": True,
"dynamic_duration": True,
}
#: Bounds on the px/second -> px/frame conversion, applied before the helper
#: sees the value. FPS is *not* clamped here — ScrollHelper.set_target_fps
#: already does that, and a second copy of the range would drift from it.
MIN_PIXELS_PER_FRAME = 0.1
MAX_PIXELS_PER_FRAME = 5.0
#: Pacing to assume when scroll_delay is 0, i.e. the plugin has not set one.
ASSUMED_FPS_WHEN_UNPACED = 100.0
class SportsScrollDisplay:
"""One scrolling strip of game cards.
Subclasses supply the content (:meth:`prepare_scroll_content`) and,
optionally, the per-sport league ladder and separator icons. Everything
else helper configuration, frame pumping, completion, state is here.
"""
#: Config keys to walk when looking for per-league ``scroll_settings``,
#: most-preferred first. A sport's own league names, which is the *only*
#: reason the eight copies of ``_get_scroll_settings`` differ. Empty means
#: the plugin has no per-league scroll settings.
SCROLL_LEAGUE_KEYS: tuple = ()
#: Config block holding scroll settings when the plugin keeps them in one
#: place rather than per league (the afl/nrl/soccer shape).
SCROLL_CONFIG_KEY: Optional[str] = None
def __init__(
self,
display_manager,
config: Dict[str, Any],
custom_logger: Optional[logging.Logger] = None,
global_config: Optional[Dict[str, Any]] = None,
):
"""
:param display_manager: the core display manager
:param config: the plugin's configuration
:param custom_logger: the plugin's logger, so scroll lines are attributed
:param global_config: the LEDMatrix global config the source of
``target_fps``. Optional so an older caller that does not pass it
keeps working at the config-derived pacing.
"""
self.display_manager = display_manager
self.config = config
self.logger = custom_logger or logger
self.global_config = global_config or {}
if getattr(display_manager, "matrix", None) is not None:
self.display_width = display_manager.matrix.width
self.display_height = display_manager.matrix.height
else:
self.display_width = getattr(display_manager, "width", 128)
self.display_height = getattr(display_manager, "height", 32)
self.scroll_helper = ScrollHelper(
self.display_width, self.display_height, self.logger
)
self._configure_scroll_helper()
self._logo_cache: Dict[str, Image.Image] = {}
self._separator_icons: Dict[str, Image.Image] = {}
self._load_separator_icons()
self._current_games: List[Dict] = []
self._current_game_type: str = ""
self._current_leagues: List[str] = []
self._vegas_content_items: List[Image.Image] = []
self._is_scrolling = False
self._scroll_start_time: Optional[float] = None
self._last_log_time: float = 0
self._log_interval: float = 5.0
self._frame_count: int = 0
self._fps_sample_start: float = time.time()
# ------------------------------------------------------------------
# Override points
# ------------------------------------------------------------------
def prepare_scroll_content(
self,
games: List[Dict],
game_type: str,
leagues: List[str],
rankings_cache: Optional[Dict[str, int]] = None,
) -> bool:
"""Render ``games`` into one wide image and hand it to the scroll helper.
**Per-sport by nature, not by drift** the eight plugin copies have
eight different bodies because each draws its own card. Implementations
build the strip, hand it over with
``self.scroll_helper.set_scrolling_image(...)`` (or
``create_scrolling_image(...)`` from a list of cards), and record
``self._current_games`` / ``_current_game_type`` / ``_current_leagues``.
:returns: True when there is content to scroll.
"""
raise NotImplementedError(
f"{type(self).__name__} must implement prepare_scroll_content(); "
"it builds this sport's game cards and is not shared code."
)
def _load_separator_icons(self) -> None:
"""Populate ``self._separator_icons``. Per-sport; no-op by default."""
def scroll_settings_defaults(self) -> Dict[str, Any]:
"""The baseline scroll settings before any config is applied."""
defaults = dict(DEFAULT_SCROLL_SETTINGS)
defaults["game_card_width"] = self.display_width
return defaults
# ------------------------------------------------------------------
# Settings
# ------------------------------------------------------------------
def _get_scroll_settings(self, league: Optional[str] = None) -> Dict[str, Any]:
"""Resolve scroll settings: defaults, then the most specific override.
Precedence: the named ``league``, then each entry of
:attr:`SCROLL_LEAGUE_KEYS` in order, then :attr:`SCROLL_CONFIG_KEY`.
The eight plugin copies implement exactly this and differ only in which
league names they walk which is why the ladder is data here rather
than a body per sport.
"""
settings = self.scroll_settings_defaults()
candidates: List[str] = []
if league:
candidates.append(league)
candidates.extend(self.SCROLL_LEAGUE_KEYS)
for key in candidates:
override = (self.config.get(key) or {}).get("scroll_settings")
if override:
return {**settings, **override}
if self.SCROLL_CONFIG_KEY:
override = self.config.get(self.SCROLL_CONFIG_KEY) or {}
if override:
return {**settings, **override}
return settings
def _resolve_target_fps(self) -> Optional[float]:
"""The global smooth-scrolling FPS target, or None to keep config pacing.
Coerced before use: a malformed value in the global config must degrade
to the existing ``scroll_delay`` pacing, never raise on a display path.
"""
raw = self.global_config.get("target_fps") or self.global_config.get(
"scroll_target_fps"
)
try:
return float(raw) if raw is not None else None
except (TypeError, ValueError):
self.logger.debug("Ignoring unusable target_fps: %r", raw)
return None
def _coerce_float(self, value: Any, default: float) -> float:
"""A usable float from config, or ``default``.
``dict.get(key, default)`` only helps when the key is *absent*; a key
present with ``null`` or a string returns that value verbatim and blows
up in the arithmetic below inside ``__init__``, so the whole display
fails to construct.
"""
if value is None:
return default
try:
return float(value)
except (TypeError, ValueError):
self.logger.warning(
"Ignoring unusable scroll setting %r; using %s", value, default
)
return default
def _configure_scroll_helper(self) -> None:
"""Apply config to the scroll helper. Safe to call again after a change."""
settings = self._get_scroll_settings()
scroll_speed = self._coerce_float(settings.get("scroll_speed"), 50.0)
scroll_delay = self._coerce_float(settings.get("scroll_delay"), 0.01)
dynamic_duration = bool(settings.get("dynamic_duration", True))
self.scroll_helper.set_scroll_delay(scroll_delay)
self.scroll_helper.set_dynamic_duration_settings(
enabled=dynamic_duration,
min_duration=settings.get("min_duration", 30),
max_duration=settings.get("max_duration", 600),
buffer=0.2, # ensure the strip clears the panel completely
)
# Frame-based scrolling: motion advances per rendered frame rather than
# per wall-clock second, which is what makes the pacing stable.
self.scroll_helper.set_frame_based_scrolling(True)
# Config states speed in px/second; frame-based mode wants px/frame.
if scroll_delay > 0:
pixels_per_frame = scroll_speed * scroll_delay
else:
pixels_per_frame = scroll_speed / ASSUMED_FPS_WHEN_UNPACED
pixels_per_frame = max(
MIN_PIXELS_PER_FRAME, min(MAX_PIXELS_PER_FRAME, pixels_per_frame)
)
self.scroll_helper.set_scroll_speed(pixels_per_frame)
effective_pps = (
pixels_per_frame / scroll_delay
if scroll_delay > 0
else pixels_per_frame * ASSUMED_FPS_WHEN_UNPACED
)
self.logger.info(
f"ScrollHelper configured: {pixels_per_frame:.2f} px/frame, "
f"delay={scroll_delay}s (effective {effective_pps:.1f} px/s from "
f"{scroll_speed} px/s config), dynamic_duration={dynamic_duration}"
)
# The reason this module exists upstream: the bundled copies hardcode
# ~100 FPS via scroll_delay and never consult the global target.
# No hasattr guard here, unlike the plugin copies: they probe because
# they may run against an older core, whereas this module ships in the
# same release as the ScrollHelper it calls. The helper clamps.
target_fps = self._resolve_target_fps()
if target_fps:
self.scroll_helper.set_target_fps(target_fps)
self.logger.info(f"Target FPS set to {target_fps}")
# ------------------------------------------------------------------
# Frame pumping
# ------------------------------------------------------------------
def display_scroll_frame(self) -> bool:
"""Advance and render one frame.
:returns: True if a frame was drawn; False when there is no content or
the frame could not be rendered.
"""
if not self.scroll_helper.cached_image:
return False
try:
# Inside the try, not before it: advancing the position and cropping
# the visible slice are as capable of raising as the display push,
# and the promise below is that no frame failure reaches the
# plugin's loop.
self.scroll_helper.update_scroll_position()
visible = self.scroll_helper.get_visible_portion()
if not visible:
return False
self.display_manager.image = visible
self.display_manager.update_display()
self._frame_count += 1
self.scroll_helper.log_frame_rate()
self._log_scroll_progress()
except Exception:
# A display failure must not propagate into the plugin's loop.
self.logger.exception("Error displaying scroll frame")
return False
return True
def _log_scroll_progress(self) -> None:
"""Emit a throttled progress line."""
now = time.time()
if now - self._last_log_time < self._log_interval:
return
self._last_log_time = now
elapsed = now - self._fps_sample_start
fps = self._frame_count / elapsed if elapsed > 0 else 0.0
self.logger.debug(
f"Scrolling {len(self._current_games)} {self._current_game_type} "
f"game(s) at {fps:.1f} FPS"
)
def is_scroll_complete(self) -> bool:
"""True when the strip has scrolled fully past the panel."""
return self.scroll_helper.is_scroll_complete()
def reset_scroll(self) -> None:
"""Return the strip to its starting position, keeping the content."""
self.scroll_helper.reset_scroll()
self._frame_count = 0
self._fps_sample_start = time.time()
self.logger.debug("Scroll position reset")
def clear(self) -> None:
"""Drop cached content and reset tracking state."""
self.scroll_helper.clear_cache()
self._current_games = []
self._current_game_type = ""
self._current_leagues = []
self._vegas_content_items = []
self._is_scrolling = False
self._scroll_start_time = None
self.logger.debug("Scroll display cleared")
# ------------------------------------------------------------------
# Introspection
# ------------------------------------------------------------------
def get_dynamic_duration(self) -> int:
"""How long this content needs to scroll fully, in seconds."""
return self.scroll_helper.get_dynamic_duration()
def has_cached_content(self) -> bool:
"""Whether content is prepared and ready to scroll."""
return bool(self.scroll_helper.cached_image)
def get_current_game_count(self) -> int:
return len(self._current_games)
def get_current_leagues(self) -> List[str]:
return list(self._current_leagues)
def get_scroll_info(self) -> Dict[str, Any]:
"""Helper state plus this display's tracking state, for logging/debug."""
info = self.scroll_helper.get_scroll_info()
info.update(
{
"game_count": len(self._current_games),
"game_type": self._current_game_type,
"leagues": self._current_leagues,
"is_scrolling": self._is_scrolling,
}
)
return info
class SportsScrollDisplayManager:
"""One :class:`SportsScrollDisplay` per game type ('live'/'recent'/'upcoming').
Subclasses set :attr:`display_class`; everything else was near-identical
across the eight plugin copies.
"""
#: The SportsScrollDisplay subclass to instantiate per game type.
display_class = SportsScrollDisplay
def __init__(
self,
display_manager,
config: Dict[str, Any],
custom_logger: Optional[logging.Logger] = None,
global_config: Optional[Dict[str, Any]] = None,
):
self.display_manager = display_manager
self.config = config
self.logger = custom_logger or logger
self.global_config = global_config or {}
self._scroll_displays: Dict[str, SportsScrollDisplay] = {}
# "" rather than None, matching SportsScrollDisplay's own empty value —
# both are falsy, so `game_type or self._current_game_type` behaved
# either way, but two spellings of "nothing active" across two classes
# is a trap for anyone comparing state between them.
self._current_game_type: str = ""
def get_scroll_display(self, game_type: str) -> SportsScrollDisplay:
"""The display for ``game_type``, created on first use."""
if game_type not in self._scroll_displays:
self._scroll_displays[game_type] = self.display_class(
self.display_manager,
self.config,
self.logger,
global_config=self.global_config,
)
return self._scroll_displays[game_type]
def prepare_and_display(
self,
games: List[Dict],
game_type: str,
leagues: List[str],
rankings_cache: Optional[Dict[str, int]] = None,
) -> bool:
"""Build content for ``game_type`` and make it the active strip."""
scroll_display = self.get_scroll_display(game_type)
try:
success = scroll_display.prepare_scroll_content(
games, game_type, leagues, rankings_cache
)
except Exception:
# prepare_scroll_content is subclass-implemented and builds cards
# straight from feed data, which is exactly where this PR's other
# crashes came from. One sport's bad payload must not take down the
# shared orchestration for the others.
self.logger.exception(
"Error preparing scroll content for game_type=%s", game_type
)
return False
if success:
self._current_game_type = game_type
return success
def display_frame(self, game_type: Optional[str] = None) -> bool:
"""Advance the active strip (or a named one) by one frame."""
game_type = game_type or self._current_game_type
if not game_type:
return False
scroll_display = self._scroll_displays.get(game_type)
if scroll_display is None:
return False
return scroll_display.display_scroll_frame()
def is_complete(self, game_type: Optional[str] = None) -> bool:
"""True when the strip has finished — including when there isn't one,
so a caller waiting on completion is never wedged."""
game_type = game_type or self._current_game_type
if not game_type:
return True
scroll_display = self._scroll_displays.get(game_type)
if scroll_display is None:
return True
return scroll_display.is_scroll_complete()
def clear_all(self) -> None:
"""Clear every display and forget which one was active."""
for scroll_display in self._scroll_displays.values():
scroll_display.clear()
self._current_game_type = ""
def get_all_vegas_content_items(self) -> List[Image.Image]:
"""Every display's Vegas items, for splicing into the marquee."""
items: List[Image.Image] = []
for scroll_display in self._scroll_displays.values():
vegas_items = getattr(scroll_display, "_vegas_content_items", None)
if vegas_items:
items.extend(vegas_items)
return items
+9 -7
View File
@@ -11,9 +11,6 @@ from typing import Dict, List, Optional, Tuple, Union
from PIL import Image, ImageDraw, ImageFont
# Shared throwaway draw surface for measuring text without a target canvas.
_measure_draw = ImageDraw.Draw(Image.new("RGB", (1, 1)))
class TextHelper:
"""
@@ -115,10 +112,10 @@ class TextHelper:
Width in pixels
"""
try:
return int(_measure_draw.textlength(text, font=font))
return draw.textlength(text, font=font)
except AttributeError:
# Fallback for older PIL versions
bbox = _measure_draw.textbbox((0, 0), text, font=font)
bbox = draw.textbbox((0, 0), text, font=font)
return bbox[2] - bbox[0]
def get_text_height(self, text: str, font: ImageFont.ImageFont) -> int:
@@ -132,8 +129,13 @@ class TextHelper:
Returns:
Height in pixels
"""
bbox = _measure_draw.textbbox((0, 0), text, font=font)
return bbox[3] - bbox[1]
try:
bbox = draw.textbbox((0, 0), text, font=font)
return bbox[3] - bbox[1]
except AttributeError:
# Fallback for older PIL versions
bbox = draw.textbbox((0, 0), text, font=font)
return bbox[3] - bbox[1]
def get_text_dimensions(self, text: str, font: ImageFont.ImageFont) -> Tuple[int, int]:
"""

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