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5 Commits

Author SHA1 Message Date
5b5006c365 feat(modules): a third slot, nav icons, and api.BASE (phase 3, slice 3)
The three things core owes the client half before it can leave, all additive,
all MODULE_API 1.2.0 → 1.3.0.

`player.invite.accepted` is the third extension slot. Core's invite page owned a
UO game-account step — it read a `gameAccountSignup` flag out of core's own
settings and posted to a shard route — and an invite is a core concept that
staff receive too, so the page stays and its optional next step becomes a slot.
Named for the place, like the other two. Whether there is a step at all is the
filling module's call, made from data core does not have; core keeps the shell,
the skip control and the destination.

`icon` on a nav item, because without it the six extracted UO rows would have
been the only text-only entries in a sidebar where every other row has a glyph.
Core supplies no fallback — an invented one is core making a presentation choice
for content it knows nothing about. `icon` was already among the fields an
override may not touch, so the concept predates a module being able to send one.

`api.BASE` was in §3.5 from the first draft and never actually published.
`request` is fetch-only, so an EventSource builds its own URL, and the shard's
live feed is two of them; the alternative is a module hardcoding `/api/v1`,
which asserts something about core that core has not promised.

`AcceptInvite` is the one legitimate reader of `extensionFor` outside Slot.jsx:
the answer decides a NAVIGATION, not a decoration. Decoration goes inside
`<Slot wrap>`, which is why `hasExtension` stayed deleted.

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-11 18:39:36 -05:00
1d1350558b feat(modules): client extension slots (phase 3, slice 2)
The client twin of the server's declareSlot/registerExtension, and the same rule
in both halves: core declares a slot, only core declares one, and at most one
module fills it. Core renders <Slot name> and gets nothing back when the slot is
unfilled, so an instance with no module installed renders exactly what it
rendered before -- the same untouched-path guarantee withModuleNav makes.

A slot is named for a PLACE, never for a meaning. Core supplies the position and
the styling; the label, the target, the data and whether anything renders at all
are the module's. The moment core types a slot by its content it has re-acquired
the game semantics phase 3 exists to remove.

This is the one place the client registry is not fail-open. An unknown slot, a
non-component and a second fill all throw, matching checkExtensionShape
server-side, because a dropped nav row costs a link the viewer can reach another
way while a silently dropped extension is invisible to everyone including its
author. A throw is always a programming error and never a race: core declares in
its own bundle and every module chunk is a deferred script injected after it.

Reading stays fail-safe -- undeclared and unfilled both read null -- and a
filling component renders inside an error boundary. That asymmetry is where the
client differs from the server: a module route that throws costs the module's own
page, but an extension throws inside CORE's, and the whole reason core keeps
ownership of that page is that it stays usable.

Core decorates a slot through <Slot wrap>, not by asking whether it is filled.
The obvious alternative is right about the unfilled case and wrong about the
failed one -- the extension is filled, so the separator renders, and then the
component throws into the boundary and leaves the separator behind on its own.
wrap puts core's decoration inside the boundary where it shares the extension's
fate. Found in a browser, with the footer's separator, which is the only place
either could have been found.

MODULE_API_VERSION 1.1.0 -> 1.2.0, both halves: the two state ONE version.
Contract: docs/website/MODULE_API.md 3.7.

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-11 16:45:08 -05:00
f50541f374 feat(modules): ctx additions and the post-hook registry (API 1.1.0)
Everything the extraction needed from core that ctx did not already offer.
Additions only, so minor.

ctx.activity.log, because an admin action a module performs has to land in
core's one audit log or the trail has a hole exactly where a module operates the
game -- a module keeping its own log would be a second place to look, which in
practice means a place nobody looks. Write-only; reading the log is the admin
panel's job and it spans every actor.

ctx.users.getById, one function for one caller: the admin.users.detail slot
router needs the user its prefix names. ctx.site.baseUrl, because a module has
to build absolute links and §2.7 forbids it reading core's APP_BASE_URL -- a
getter, not a captured string, so it cannot go stale against the env.

ctx.middleware.rateLimit is core's makeLimiter, plus accountChangeLimiter handed
over whole. The split is deliberate: a module states its own window and cap
because it knows what its endpoints cost, and takes the plumbing from core so
there is one express-rate-limit in the process and one place a breach is logged.
accountChangeLimiter is shared policy -- core's /auth/me and /player/account sit
behind the same counter -- so a module's account-change route has to land IN it
rather than beside it. marketLimiter was UO policy living in core's file and
leaves with the route it guards.

registerPostHook is the fourth registry, and the last thing binding core to the
module. Core's post controller called newsGump.syncPost directly: core's CMS
naming a UO file. It now publishes what it already knows and a subscriber
decides what to do with it. Not folded into registerAnnounceLeg, which fires on
the same transition, because a leg is a one-shot DELIVERY with retry and
classification while a post hook maintains idempotent STATE, runs on delete as
well as save, and refreshes silently on an edit.

Also fixes a real loader defect the extraction exposed: schema table names were
matched against the RAW file, so a fragment whose header says "every CREATE
TABLE carries IF NOT EXISTS" was rejected for a prefix violation on a table
called `carries`. module-uo's fragment hit exactly that. Both scans now read
split statements, which strip comments -- the same class of bug as a boundary
check failing on its own documentation.

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-11 12:07:45 -05:00
a45a3d120a feat(modules): interleave module nav, derive moderator confinement
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Phase 2, PR 8 of docs/website/MODULE_SYSTEM.md 2.7 - the nav half PR 7
deferred, plus the two seams 1.4 and 1.5 asked for.

withModuleNav (client/src/modules/nav.js) merges an installed module's rows
into core's three navs BEFORE the admin-override merge, and that ordering is
the design. applyNavOverrides and buildPublicNav are keyed by `to` and drop
any key their base array does not declare, so rows appended after the merge
would be unorderable, unrelabellable and unhideable in Admin - Navigation.
Today's UO rows are all three of those things, so appending would make the
extraction a visible regression for anyone who has ever edited their nav.
Merging first means a module row is an ordinary row downstream: nothing in
navOverrides.js, NavEditor.jsx or the layouts knows a module exists.

MOD_PATHS is gone. Moderator visibility and the redirect that confines a
moderator both derive from each row's own `roles`, in the new plain-JS
lib/adminNav.js (plain so the DOM-less runner can reach it). Two rows move,
both toward what the server already permitted: Dashboard, whose roles had
always named moderator, and My Characters, which is ungated self-service.

That also fixes a defect predating the module system. The redirect was a
THIRD hardcoded list - three path prefixes against MOD_PATHS' five paths -
and they disagreed about /admin/houses, so a moderator who clicked Houses in
their own sidebar was bounced back to Moderation. The derived allow-list is
computed from the BASE nav, never the override-merged one: an override is
presentation and must not move an authorization boundary either way.

The feature seam (modules/features.jsx + modules/featureGate.js) resolves a
row's `feature` against the provider its OWN module registered, so the
namespace comes from the registration and no string carries a parsed prefix.
Core registers useShardFlags under the owner id `core` - the client twin of
registries.registerCore() - so the ten shard-gated header rows already run
through the seam and Phase 3 deletes a registration instead of rewriting
SiteHeader. Every unknown fails open: no provider, a null answer while a
fetch is in flight, or a junk return all show the link, because the server is
the gate and hiding a page from someone entitled to it is the worse mistake.

933 server tests (unchanged - this PR is client-only), 160 client tests
(+37). routes.manifest.json unchanged at 230 routes; the OpenAPI spec
regenerates byte-identical.

Re-ran the MODULE_API.md 7.7 browser smoke, since this is the seam that rule
exists for. A throwaway module registering nav in all three areas and a
provider granting one flag and withholding another: the row lands inside
core's Moderation group rather than an appended block, the withheld row does
not render, a moderator reaches both /admin/houses and the module's admin
page, and an admin can relabel a module row and have it persist and apply.
Zero CSP reports, zero console errors.

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-10 23:42:02 -05:00
e0927bc255 feat(modules): the client registry, window.__rg and the chunk's script injection
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Phase 2, PR 7 of docs/website/MODULE_SYSTEM.md 2.7 — the client half's
delivery. A module's prebuilt chunk is served, injected, handed core's React
and its UI kit, and its routes are rendered by App.jsx. The registry is empty
on a bare core, so nothing an operator can see changes.

Client:
  - modules/registry.js — registerRoutes/registerNav/registerFeatureProvider,
    with the URL namespace written by core, never by the module
  - modules/shared.js — window.__rg: React, react-dom/client, react-router-dom,
    react/jsx-runtime, the registry, the seven-member UI kit and the request
    primitive, frozen
  - App.jsx reads routesFor for all three areas; nav consumption is PR 8
  - main.jsx publishes the global, then mounts on DOMContentLoaded

Server:
  - the loader validates client.entry and publishes clientChunks() and
    clientEntryUrls(); an entry in the module root is rejected, because the
    directory it sits in is what gets served
  - app.js mounts each chunk at /modules/<id>/ behind the module's state guard
    with no-cache; anything else under /modules is a 404, not the SPA shell
  - htmlShell injects the tag before </body>, so core's bundle runs first
    wherever a bundler puts it

Found by loading a real chunk in a browser, and fixed here: core mounted before
any module chunk had evaluated, because document.readyState during a deferred
script is 'interactive', not 'loading'. Every test passed against that build.
The smoke is written down in MODULE_API.md 7.7.

933 server tests (+23), 123 client tests (+14). routes.manifest.json unchanged
at 230 routes; the OpenAPI spec regenerates byte-identical.

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-10 22:54:16 -05:00