Files
website/server/src/model/notificationSubs/notificationSubs.db.js
wtclaude 416761f8f7
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feat(push): M7 backend — opt-in push notifications via self-hosted ntfy
Additive, v1-only backend contract for the Android app's opt-in push (Part 1 of
M7; docs/android/PLAN.md §11). The app is a pure consumer — this lands the
endpoints, fan-out, and relay it needs.

- Schema: push_devices (per-device endpoint) + notification_subscriptions
  (per-user opted-in streams), FK→users ON DELETE CASCADE.
- Stream catalog + event→stream mapping (config/notificationStreams.js): public
  streams (news.post, server.status, idoc.warning, champ.start, governor.election)
  drawn ONLY from the SSE PUBLIC_KINDS allowlist; personal owner-keyed streams
  (vendor.sale, house.idoc, account.login). Full-state upserts (champ/city) fire
  only on a real transition via an injectable tracker.
- Fan-out (utils/pushDispatch.js): content-free tickles ({ stream, ref }) POSTed
  to each subscribed device; never throws. Two producers — shardIngest.ingest
  (beside the SSE broadcast) and the create/publish-post path (news.post).
  Personal events resolve to the owner via shardLinks. SSRF guard: endpoints must
  be HTTPS, non-private, and on the NTFY_BASE_URL/NTFY_ALLOWED_ORIGINS allow-set —
  enforced at registration and every publish.
- Routes under the role-agnostic self surface (never /admin): POST|GET
  /auth/me/devices, DELETE /auth/me/devices/:id, GET
  /auth/me/notifications/streams, GET|PUT /auth/me/notifications/subscriptions.
  Swagger regenerated (4 paths, PushDevice/NotificationStreams/etc. schemas).
- ntfy service in docker-compose.yml: pinned image, declarative ./ntfy/server.yml,
  no published host port, anonymous unguessable topics (no accounts) — zero
  interactive setup. No publish token required (content-free design); optional
  NTFY_PUBLISH_TOKEN honored.
- Tests: pushDispatch (mapping, PUBLIC_KINDS gate, owner-keying, SSRF guard,
  content-free payload) + notifications route auth gate. Full suite green (247).

Co-Authored-By: Claude <noreply@anthropic.com>
2026-07-20 05:13:48 -05:00

17 lines
767 B
JavaScript

const { query } = require('../../utils/db')
const listByUser = (userId) =>
query('SELECT stream_id FROM notification_subscriptions WHERE user_id = ? ORDER BY stream_id', [userId])
// Replace the user's whole subscription set in one transaction-ish pass: delete
// all, then insert the new set. Called by PUT — the request body is the complete
// desired set. `streams` is already validated against the catalog by the model.
async function replaceForUser(userId, streams) {
await query('DELETE FROM notification_subscriptions WHERE user_id = ?', [userId])
for (const streamId of streams) {
await query('INSERT INTO notification_subscriptions (user_id, stream_id) VALUES (?, ?)', [userId, streamId])
}
}
module.exports = { listByUser, replaceForUser }