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intotheeast-com/docs/reference/architecture.md
T
m038andClaude Opus 4.8 fb9a47ea0c docs: record Grav 2.0.4 upgrade; GPM-managed plugins; prod runbook
Update CLAUDE.md + architecture.md stack to Grav 2.0.4 stable, admin2 2.0.10,
gpm.releases: stable, and the three-category plugin-management model
(GPM-managed / custom-in-repo / remote-only git-sync). Add execution outcome,
Phase 3 prod fresh-install runbook (documentation-only), and mark plan Status
complete. Note the Form 9.1.10 filepond regression as a known issue owned by
the separate form-to-page rework.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Np4cMQLF77i664CAQXySzU
2026-07-04 19:39:00 +02:00

155 lines
6.6 KiB
Markdown

# Architecture Overview
How the intotheeast site hangs together.
---
## Stack
| Layer | Technology | Notes |
|---|---|---|
| CMS | Grav 2.0.4 stable | Flat-file PHP CMS; no database. Server upgrades in place via `bin/gpm self-upgrade` |
| Admin | Admin2 v2.0.10 | Plugin slug: `admin2` (not `admin`) |
| GPM channel | `stable` | Authoritative in `user/config/system.yaml``gpm.releases`; `GRAV_CHANNEL=production` in compose is cosmetic |
| Container | Docker (`getgrav/grav` base + custom `Dockerfile`) | Grav 2.0 baked in at build time |
| PHP session | `session.save_path = /tmp` | Set in `php/php-local.ini` |
| Dev URL | http://localhost:8081 | Mapped from container port 80 |
| Maps | MapLibre GL JS | Replaced Leaflet; one shared map path (`MapUtils.initEntryMap`) on trip + home |
| GPX rendering | toGeoJSON (bundled in `js/map.js`) | Parses GPX → GeoJSON route layers client-side; no CDN |
---
## Plugin roles
The posting pipeline is a chain of three plugins:
```
Browser POST /post
├─ Grav Form plugin (built-in)
│ └─ validates required fields; handles file uploads
├─ add-page-by-form (third-party, patched)
│ └─ reads post-form.md config:
│ ├─ pageconfig.parent → target folder (e.g. /trips/japan-korea-2026/dailies)
│ ├─ pageconfig.slug_field → slug from date + title
│ └─ pagefrontmatter → template: entry, published: true
│ └─ writes entry.md to user/pages/01.trips/<trip>/01.dailies/<slug>.entry/
│ └─ moves uploaded photos into the page folder
└─ cache-on-save (custom, user/plugins/cache-on-save/)
└─ calls $grav['cache']->deleteAll() on every new-entry form submission
└─ ensures entries appear in feed immediately in both dev and prod mode
```
Other notable plugins:
| Plugin | Role |
|---|---|
| `login` | Auth for /post and /gpx-manager |
| `api` (Grav API v1) | Used by /gpx-manager to list/upload/delete GPX files |
| `admin2` | Admin panel at /admin |
### Plugin management model
Three categories, by how each plugin is installed and maintained:
1. **GPM-managed** (`plugins.txt``make install-plugins`): the marketplace plugins, including `login`, `form`, `admin2`, `api`, `flex-objects`, shortcodes, etc. As of the 2.0.4 upgrade, `admin2`/`api`/`flex-objects` moved into this category — they were previously hand-extracted from the core bundle. Update with `bin/gpm update` (`make remote-update-plugins-<env>` on servers).
2. **Custom, in-repo** (`user/plugins/` allowlisted in `user/.gitignore`): `cache-on-save`, `story-blocks`. Versioned in the user repo.
3. **Remote-only**: `git-sync` — installed and configured only on servers, **never** in `plugins.txt`, and disabled during upgrades.
---
## Template hierarchy
All page templates extend `base.html.twig`:
```
templates/
├─ base.html.twig ← site shell: nav, fonts, CSS tokens
├─ default.html.twig ← extends base; generic page
├─ home.html.twig ← extends base; context-aware two-column layout
├─ trip.html.twig ← extends base; trip page with filter bar (All/Journal/Stories)
├─ entry.html.twig ← extends base; single journal entry (gallery, badges, map)
├─ story.html.twig ← extends base; single story (Ken Burns hero, shortcodes)
└─ gpx-manager.html.twig ← extends base; admin UI for GPX file management
```
The standalone `dailies.html.twig`, `map.html.twig`, `stats.html.twig` and `stories.html.twig` view templates were **removed** in the 2026-07-04 standalone-page cleanup — the trip page (`trip.html.twig`) consolidated the feed, inline map, and inline stats.
Partials live in `templates/partials/` (plus macros in `templates/macros/`). Key partials: `base.html.twig` (site shell extended by all page templates), `entry-map.html.twig` (shared map column + `initEntryMap` call, used by trip + home), `trip-feed-col.html.twig` (feed column chrome, shared by trip + home), `home-predeparture.html.twig`, `entry-journal.html.twig` / `entry-story.html.twig` (feed cards), and `weather-icons.html.twig`.
---
## Trip entity structure
The site is organized around Trip entities. The active trip is set in `user/config/site.yaml``active_trip`.
```
user/pages/01.trips/
└─ japan-korea-2026/
├─ trip.md ← template: trip; title, date_start, cover_image, album_url
├─ *.gpx ← GPX route files (served as page media; auto-detected by trip.html.twig)
├─ 01.dailies/ ← journal entry children (container .md is routable:false)
└─ 04.stories/ ← story children (container .md is routable:false)
```
`01.dailies/` and `04.stories/` are inert data containers — the trip page aggregates their children; visiting the container routes directly 404s/redirects. (The former `02.map/` and `03.stats/` folders were removed with their view templates.)
---
## GPX data flow
```
GPX file uploaded to trip page media
user/pages/01.trips/<slug>/*.gpx
trip.html.twig / home.html.twig: trip_page.media.all → filter .gpx → entry-map partial
MapLibre source: each GPX file parsed by toGeoJSON (bundled in js/map.js) → GeoJSON source
Connector suppression: same-file 10km proximity check prevents spurious inter-track segments
│ (override with force_connect: true in trip frontmatter)
Rendered as route polyline on map
```
---
## Data flow for a post submission
```
1. User fills /post form and taps Submit
2. Grav Form plugin validates: title and content required
3. add-page-by-form reads post-form.md:
pageconfig.parent: /trips/japan-korea-2026/dailies
pageconfig.slug: {date}-{title|slugify}
pagefrontmatter: template: entry, published: true
4. New page written to:
user/pages/01.trips/japan-korea-2026/01.dailies/
└─ 2026-07-20-0930-first-day-in-kyoto.entry/
└─ entry.md
5. Photos moved into the same folder
6. cache-on-save calls $grav['cache']->deleteAll()
7. Browser: form shows success message
8. Feed at /trips/japan-korea-2026 immediately shows new entry
```
---
## Key config files
| File | Purpose |
|---|---|
| `user/config/site.yaml` | `active_trip` slug; site title/description |
| `user/config/system.yaml` | Twig cache, flex accounts/pages, language prefix |
| `user/config/media.yaml` | Registers `.gpx` as a valid media type |
| `user/plugins/api/api.yaml` | `session_enabled: true` for GPX manager auth |
| `user/themes/intotheeast/css/tokens.css` | Design tokens (colors, fonts, spacing) |
| `CLAUDE.md` | Project rules and always-loaded context for Claude |