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29 commits

Author SHA1 Message Date
ScreenTinker b7d55595af feat(auth): self-service password reset
Until now the only ways back into an account were an admin setting your password for you
or shell access to run scripts/reset-admin.js. A self-hosted operator who forgot their
password had no path at all, and the admin-reset route explicitly refuses to reset a
platform admin's password — so a single-admin instance was unrecoverable without a shell.
The per-account login lockout added recently makes that sharper: a user who forgets their
password will hit the lockout and see the same generic error, with no way out.

Two unauthenticated endpoints (they must be — the user cannot log in):

  POST /api/auth/forgot-password   { email }             -> always the same 200
  POST /api/auth/reset-password    { token, password }   -> 200 / 400

The properties that matter, each covered by a test:

- NO ENUMERATION. The request endpoint answers identically — same status, same body —
  for a real address, an unknown one, an SSO identity with no local password, and a
  malformed string. The frontend shows the same confirmation even on a network error,
  so the client cannot leak what the server refused to.
- NO MFA BYPASS. Completing a reset does NOT issue a session; the user signs in
  afterwards, so a TOTP-enabled account still clears its second factor. Returning a token
  here would turn "read one email" into a full session without the second factor.
- SINGLE USE, SHORT LIVED. 32 random bytes, stored only as a SHA-256 hash (same
  discipline as email verification, recovery codes and API tokens), 1h TTL, and the
  redeeming UPDATE is conditioned on the hash still being present so concurrent
  redemptions cannot both win.
- LOCAL ACCOUNTS ONLY. SSO identities have no local password; no token is minted.
- IT ACTUALLY UNBLOCKS YOU. A completed reset clears the per-account login lockout and
  must_change_password, otherwise someone who locked themselves out would reset and still
  be locked out.

Rate limited: 5/min on the request (it sends mail to a caller-supplied address), 10/min
on the redeem. If no email transport is configured the response is unchanged — no oracle —
but the server logs loudly, because the user will otherwise wait for mail that cannot
arrive and the generic response cannot tell them.

Frontend: a "Forgot your password?" link on the sign-in card, a request card, and a
new-password card. app.js had to learn #/reset-password explicitly — the auth guard
rewrites any unauthenticated hash to #/login, which would have discarded the one-time
token in the emailed link and made it silently do nothing.

Migration adds users.password_reset_hash / password_reset_expires: additive, nullable,
idempotent; a code-only rollback leaves two dead columns.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-27 11:19:39 -05:00
ScreenTinker 9130aa5f7d feat(auth): bound password login per account, not only per IP
The only throttle on POST /api/auth/login was the per-IP limiter in server.js. That
bounds one noisy source and nothing else: it does not bound a distributed attempt, and
it is only as accurate as a deployment's proxy configuration. Nothing counted failures
against the account actually being attacked, and nothing cleared such a count on success
because no such count existed.

lib/login-lockout.js mirrors lib/totp-lockout.js and lib/pair-lockout.js so there is one
lockout idiom here rather than three. 10 failed passwords lock an account for 15 minutes.

Keyed on user.id, never on the submitted email: the email is attacker-supplied and
unbounded, so keying on it would let anyone grow the Map without limit — the same class
of bug fixed elsewhere in this campaign. A user id only exists for a real account, so the
key space is bounded by the user table and needs no eviction sweep, exactly like
totp-lockout.

A locked account returns the SAME 401 and body as a wrong password. A distinct 429 would
tell an attacker "this account exists and is under attack", turning login into an
account-existence oracle; the test asserts the locked response is byte-identical to both
the wrong-password and unknown-account responses. The trade is that a locked-out
legitimate user sees the generic message, so the trip is recorded in activity_log
(auth:login_locked) for the operator instead.

The counter is cleared as soon as the password verifies — before the TOTP and
email-verification branches, which return early and never reach issueSession, so a reset
placed there would never fire for those accounts. SSO paths do not share this code and
are unaffected.

Frontend needs no change: login.js renders any non-ok body's `error` string verbatim, and
the body is unchanged.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-26 14:07:16 -05:00
ScreenTinker c4b5a8679e refactor(auth): centralise session token resolution across manual verify sites
Six places verified a session JWT inline instead of going through requireAuth,
each repeating a slightly different subset of its checks. Introduce
resolveSessionUser() in middleware/auth.js as the single definition of "this
token is a usable session, and here is whose it is", and route all of them
through it: the three /api/status token routes, the screenshot route, the
content-reference gate, and the /dashboard socket handshake. requireAuth is now
a thin wrapper over the same helper, so the two cannot drift.

Also:
- Give the pre-TOTP token a distinct audience so it is redeemable only through
  verifyMfaPendingToken (POST /api/auth/totp/verify). verifyToken refuses any
  token carrying an audience, so a token minted for one purpose cannot be
  redeemed on another path.
- The dashboard socket handshake now takes userId/userRole from the live users
  row rather than from the token claim, so role changes take effect on the next
  connection instead of riding the token's remaining lifetime.
- Add test/session-token-resolution.test.js covering all six surfaces,
  including the socket handshake.

Every call site keeps the status code and error body it returned before.
Net query cost: the content-reference gate and the socket handshake each gain
one users-by-id lookup (the same one requireAuth already does per request); the
other four are unchanged or replace an equivalent lookup.

In-flight pre-TOTP tokens are invalidated by the audience change; they live 5
minutes, so the window is a re-login at worst.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-07-24 20:58:05 -05:00
ScreenTinker b938fce368 feat(auth,tizen): TOTP 2FA UI, email verification on signup, Tizen SSSP install
Three features from this session, full server suite green (535/535).

TOTP 2FA (#100) — backend shipped without a UI; add it:
- Login: mfa_required -> 6-digit challenge (recovery codes accepted) -> /totp/verify.
- Settings > Account: enable (QR + confirm -> recovery codes once), regenerate,
  disable; SSO accounts see "managed by your identity provider".
- /totp/setup returns a server-rendered qr_data_url (bundled qrcode dep). keyuri
  folds the request Host into the issuer so multi-instance accounts are
  distinguishable in the authenticator app.

Email verification on signup — hosted HARD-block / self-host SOFT-nudge:
- email_verified column; existing users asked on first login (SSO + platform
  admins grandfathered); single-use 24h tokens (SHA-256 hashed).
- Gate engages only when email is configured (never locks out a no-mail instance).
  GET /verify-email + POST /resend-verification (generic, no account enumeration).
- Client: "confirm your email" flow + resend, verified/error toasts, self-host
  banner; onAuthSuccess refuses a tokenless response (defensive).

Tizen SSSP URL-Launcher install — Fusion-style one-URL native install:
- Server hosts /tizen/sssp_config.xml (dynamic <size>, always matches the served
  .wgt) + /tizen/ScreenTinker.wgt + a human landing. lib/wgt-cache.js resolves the
  signed .wgt (/data mount wins, mirroring the APK).
- build-wgt.sh also emits a static sssp_config.xml for CDN hosting.
- Retail panels require a Samsung Partner cert; dev-mode is SDB self-signed only.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-22 21:08:50 -05:00
ScreenTinker 674a34ba45 feat(config): HIDE_BILLING flag to hide the Subscription/billing UI (#116)
Opt-in, default-off UI gate (per strobe's spec; verified his file refs first).
When set, hides the Subscription sidebar item + billing view and bounces
#/billing to the dashboard. Billing shown by default -> existing deployments
unchanged. UI-only: /api/subscription/* untouched (internal usage reads stay).

- config.js: config.hideBilling from HIDE_BILLING (mirrors selfHosted).
- auth.js: surface hide_billing on GET /api/auth/me (client already fetches it
  at boot, stored on the user object).
- index.html: id="billingNavItem" on the Subscription <li> (mirrors adminNavItem).
- app.js: toggle billingNavItem in updateSidebarUser (next to the admin toggle);
  guard #/billing -> history.replaceState('#/') + render dashboard (replaceState
  so the back button doesn't loop into the guard).
- .env.example + README documented.

Spec assumptions verified against code: adminNavItem toggle pattern exists;
/me is fetched at boot and updateSidebarUser runs both at boot (cached user)
and post-/me, so no-flash holds on warm loads (one-time flash possible on the
first load after the flag flips — same as the admin nav, minor); route dispatch
is an if/else chain. Nav label is static (no data-i18n) so no i18n change.

Validated (headless Chrome, both states):
- flag unset -> Subscription tab present, #/billing renders (backward-compat).
- HIDE_BILLING=true -> tab hidden, #/billing redirects to #/.
- config maps HIDE_BILLING both ways; live /me default hide_billing=false.
- 149 server tests green. Default-off = zero change for existing deployments.

Known cosmetic (harmless): after the redirect the billing nav LINK keeps its
'active' class, but the nav item is display:none so it's never visible.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-16 09:19:24 -05:00
ScreenTinker f4c5865013 fix(server): strip totp_secret_enc/totp_last_step from login responses (#100)
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Review caught the encrypted TOTP secret riding in the login/verify response body:
issueSession receives a SELECT * user row and only destructured out password_hash, so
totp_secret_enc (and the internal replay counter totp_last_step) leaked. Encrypted, so
not catastrophic, but it regresses the API work's "secrets never in responses" rule.
Strip both in issueSession (covers /login and /totp/verify); add an assertion that a
verify response carries no totp_secret_enc.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-13 20:48:55 -05:00
ScreenTinker 1d3e9acea4 feat(server): TOTP MFA login flow + enrollment/verify endpoints (#100)
Two-token login: /login returns an mfa_pending token when TOTP is on; requireAuth/optionalAuth
REJECT mfa_pending (tightening #1 - else password-alone is a session). /totp/verify exchanges
it + a TOTP or recovery code for a full session (per-user lockout; recovery checked
independently of the decryptable secret). Enrollment: setup -> enable (confirm-then-enable) ->
recovery codes shown once; disable/regenerate require re-auth; regenerate replaces atomically;
status surfaces codes-remaining (tightening #3). API tokens + SSO bypass TOTP by construction.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-13 20:48:55 -05:00
ScreenTinker 05f9c20ecf fix(admin): user deletion failed with FOREIGN KEY constraint (#18)
DELETE /api/auth/users/:id ran a bare `DELETE FROM users`, but 23 columns
reference users(id) and only 4 cascade, so with foreign_keys=ON the delete
fails the moment the user is referenced anywhere - and a real user always is
(owns an org, created a workspace, has login activity). Reproduces on a fresh
DB, exactly as reported.

The schema also lacks cascades from workspaces -> tenant resources, so the DB
can't clean up on its own. New lib/user-deletion.js resolves every reference in
one transaction (defer_foreign_keys=ON for forgiving order; table-existence
guard for resilience):
  - Refuse (409) if the user OWNS an organization that has other members -
    don't nuke a shared tenant; transfer ownership first.
  - Hard-delete the organizations they SOLELY own (workspaces + all contents).
  - In orgs they don't own, PRESERVE resources: SET NULL the nullable
    creator/inviter columns, and reassign the NOT NULL legacy creator user_id to
    the resource's org owner (fallback: the acting admin).
  - Memberships (organization_members/workspace_members/team_members/
    content_folders) cascade on the user delete; pending invites they sent and
    legacy teams they own are removed.

The handler now 404s an unknown id and 409s the shared-org case.

Tests (node:test): reproduces the FK failure, then verifies provisioned-member
delete (resources preserved + unlinked/reassigned), solo-org-owner cascade,
shared-org refusal (409), self-delete 400, non-superadmin 403, unknown 404.
Full suite 22/22. Verified end-to-end on a copy of a real DB: deleted a user
owning 2 solo orgs, foreign_key_check clean.

Closes #18.
2026-06-08 10:51:32 -05:00
ScreenTinker 7615eabdd5 feat(admin): Workspace column + inline move/assign on the Users page
Adds a "Workspace" column (after Plan) to the platform Users admin table so a
platform_admin can see and reassign a user's workspace inline, alongside the
Role/Plan dropdowns. Single-workspace move/assign model.

Backend:
- GET /api/auth/users (platform branch): one aggregate query adds
  workspace_count and, for exactly-one membership, the workspace id/name + org
  name (no N+1).
- PUT /api/admin/users/:id/workspace (requirePlatformAdmin - operator excluded):
  move (1 membership) or assign (0) into the chosen workspace, default role
  workspace_viewer, in a transaction; no-op if already there; REFUSES (400) a
  user with >1 membership (manage in the members view). logActivity
  admin_set_user_workspace.

Frontend (admin.js):
- Editable <select> only for a 'user' with 0/1 membership; multi-membership ->
  read-only "N workspaces", platform staff -> read-only "Platform (all)".
- Options grouped by org via <optgroup>, built ONCE from /me's
  accessible_workspaces (same source as the Add User picker) and reused per row.
- Picking "Unassigned" or the same workspace is a no-op so a stray pick can't
  strip a membership. Success -> toast + refresh. EN i18n only.

Tests: 4 added (single-membership move 200 + changed, zero-membership assign
200, multi-membership 400 refused, non-platform-admin/operator 403). npm test
16/16. Verified headless: column renders, selected value correct, "Platform
(all)" for staff, and a dropdown move persisted (throwaway user, cleaned up).

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-08 10:34:47 -05:00
ScreenTinker 5502a3eaa8 fix(roles): make platform_operator assignable + add deny/assign regression tests
The bug: #13 added 'platform_operator' to the frontend role dropdown
(PLATFORM_ROLE_OPTIONS) but #14's PUT /api/auth/users/:id/role whitelist
(ASSIGNABLE_PLATFORM_ROLES) only listed ['user','platform_admin'], so
selecting "Platform operator" returned 400 "Invalid role" - the role was
unassignable via the UI.

Fix: add 'platform_operator' to ASSIGNABLE_PLATFORM_ROLES. One line; the
self-demote guard is intentionally left untouched (a platform_admin still
cannot self-assign the non-owner operator role and lock themselves out).

Tests (node:test, isolated in-memory DB injection - no DB_PATH change):
- admin-users.test.js: platform_admin can PUT role=platform_operator on a
  target user -> 200 and the row persists as platform_operator (regression
  guard for the whitelist gap).
- operator-permissions.test.js (new): verify-then-test of the highest-blast
  -radius deny. Operator CAN update/delete a workspace-scoped content row
  (cross-org write works) but is denied (403) updating or deleting a shared
  (workspace_id IS NULL) row - proving the separate PLATFORM_ROLES gate in
  content.js's checkContentWrite still holds after canWrite was broadened to
  isPlatformStaff.

Verified read-only (no leak): the other shared-asset write sites keep their
PLATFORM_ROLES gate that excludes operator - kiosk.js:57, widgets.js:110,
folders.js:31, layouts.js:59/117/133.

cd server && npm test -> 12 pass / 0 fail.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-05 12:44:39 -05:00
ScreenTinker 54549420e7 feat(signup): optional org-on-create for self-service signups (#12)
MSP-style deployments want self-service signups created WITHOUT a personal
org, so an admin/operator can assign them into an existing customer org
afterward.

- config.autoCreateOrgOnSignup (AUTO_CREATE_ORG_ON_SIGNUP env), default
  true - single-tenant and the hosted self-service flow are unchanged.
- ensureDefaultOrgForUser gains { allowCreate }: an existing membership is
  always returned (idempotent); the MINT path is gated. allowCreate=false +
  no membership -> returns null (user created org-less).
- register accepts a per-request createOrg flag overriding the deployment
  default; the first-ever user is always given an org (never headless).
  login / Google / Microsoft pass allowCreate from the global config, so an
  org-less user is not silently given an org on next sign-in.

Edge case: a non-platform user with zero workspaces now lands on a "no
workspaces yet" empty state (new no-workspace view) instead of being bounced
into onboarding (whose pairing step needs a workspace). route() redirects
them there, and refreshCurrentUser() redirects once /me reveals zero
accessible_workspaces (covers the first-load race). The workspace switcher
already rendered an empty placeholder and resource routes already return []
for a null workspace, so nothing crashes in between.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-05 11:16:27 -05:00
ScreenTinker 6e31770cee feat(admin): admin-provisioned user creation + first-login gate (#10)
Adds POST /api/admin/users so an admin can create a user directly with a
known password and assign them to a workspace + role - for self-hosted
instances with no outbound email, where invites never deliver.

Server (routes/admin.js, mounted /api/admin with requireAuth + activityLogger):
- Gated by canAdminWorkspace(db, req.user, targetWorkspace): 404 if the
  workspace is missing, 403 if not an admin of it. This scopes org_admins
  to their own org and excludes platform_operator (no user/role mgmt, #13).
- Validates email (invite-create regex), role in WORKSPACE_ROLES, password
  min-8 (the /me rule). 409 on duplicate email - never overwrites.
- One transaction: global users row (auth_provider 'local',
  bcrypt.hashSync(pw,10), must_change_password from the flag) + a
  workspace_members row written inline (same footprint as an accepted
  invite; accept-invite left untouched).
- Explicit audit row admin_create_user; never logs the password; response
  excludes password/hash.
- HOSTED_INSTANCE: never calls sendSignupEmails and stamps both
  welcome_email_sent_at / activation_nudge_sent_at, so an admin-created
  user gets no welcome email and never enters the activation-nudge sweep.

must_change_password (frontend-first enforcement, per spec):
- Migration adds users.must_change_password INTEGER NOT NULL DEFAULT 0;
  surfaced via requireAuth + /me + login responses.
- route() in app.js forces users with the flag to a #/change-password
  screen (new force-password-change view, reuses PUT /api/auth/me) and
  blocks every other view until set. The /me update clears the flag.

Frontend: "Add User" button beside "Invite member" in the members view
(admin-only) opening a modal (email, name, password + generate, role,
must-change checkbox); invite and Add User coexist. api.adminCreateUser;
EN i18n only.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-05 11:03:56 -05:00
ScreenTinker 48902f6807 feat(roles): add cross-org platform_operator staff role (#13)
platform_operator is cross-org STAFF: it can see and act-as into every
org and read/write workspace-scoped resources (content, playlists,
layouts, schedules, devices, widgets, kiosk) anywhere - but holds NO
owner-level power.

Design is deny-by-default: operator is NEVER added to PLATFORM_ROLES /
isPlatformRole, so every owner capability (billing, org/workspace
deletion, user/role management, shared & template asset curation,
branding, workspace member mgmt/rename) stays denied, and any NEW owner
endpoint added later inherits that denial automatically.

Operator gets power from exactly two levers:
- middleware/auth.js: new PLATFORM_STAFF set + isPlatformStaff(); owner
  guards (PLATFORM_ROLES, requireAdmin, requireSuperAdmin) unchanged.
- tenancy.js: accessContext + resolveTenancy treat staff as act-as
  capable; new req.isPlatformStaff / req.isPlatformOperator (req.isPlatformAdmin
  stays owner-only); accessibleWorkspaceIds + switch-workspace guard use staff.
- permissions.js: canRead/canWrite + canAccessWorkspace (read) grant staff;
  canAdmin / canAdminWorkspace / isOrgAdmin / isOrgOwner stay owner-gated.

Read-only edges (per review): operator may VIEW workspace member lists
(canAccessWorkspace) and the unassigned device pool (devices.js), but
cannot mutate either.

Frontend: platform role dropdown adds "Platform operator"; the user-mgmt
view stays isPlatformAdmin-gated so operators can't open it. EN i18n only.

Behaviour identical under HOSTED_INSTANCE set or unset.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-05 10:30:21 -05:00
ScreenTinker 797eab7c8d refactor(roles): normalize the platform-role model (#14)
The legacy /api/auth/users dropdown could write 'superadmin' and 'admin'
role strings that not every code path recognized. Some checks matched only
'platform_admin' (tenancy accessContext/resolveTenancy), so a 'superadmin'
user could list orgs but not act-as into them.

Normalize to the current two-tier platform model (users.role holds the
PLATFORM role only; org/workspace roles live in the membership tables):

- Migration (idempotent, exact-string): superadmin -> platform_admin,
  admin -> user. No-ops on rows already in the current model.
- Add isPlatformRole() helper in middleware/auth.js; route the two
  superadmin-excluding checks in tenancy.js through it so a stray
  'superadmin' is never treated as lower-privileged (fixes act-as).
- Remove the dead/stricter requirePlatformAdmin in permissions.js (bare
  === 'platform_admin'); the single guard is the one in middleware/auth.js.
- Recovery-token default role admin -> platform_admin so emergency
  recovery keeps full access once 'admin' no longer implies elevation.
- PUT /api/auth/users/:id/role whitelist -> ['user','platform_admin'];
  self-demote guard retargeted via isPlatformRole.
- Frontend: platform user-management dropdown now offers User / Platform
  admin only; owner-delete guard and settings highlight use isPlatformAdmin.
  EN i18n: add admin.role.platform_admin.

Behaviour is identical under HOSTED_INSTANCE set or unset; the migration
only touches exact legacy strings.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-05 09:58:46 -05:00
ScreenTinker b67fbaa1b6 feat(signup): welcome email + admin signup notification (slice 1)
Every new user now gets a personal welcome email from
"Dan at ScreenTinker" <support@screentinker.com>, and Dan gets an
admin notification, immediately after signup. Fired from all three
signup paths (local /register, Google, Microsoft) via a shared
helper (services/signupEmails.js) at the new-user branch only, so
OAuth logins of existing users don't re-trigger.

- Reuses the single Microsoft Graph transport (services/email.js).
  Adds two optional, backward-compatible params: fromName (custom
  From display name; address stays support@ so replies route there)
  and rawSubject (skip the "[ScreenTinker] " prefix for clean
  subjects "Welcome to ScreenTinker" / "New signup: <email>").
- Idempotency: users.welcome_email_sent_at, stamped after the send
  block; non-null short-circuits so a user is only emailed once.
  Paired backfill stamps all pre-existing users with sentinel 1 so
  a future "IS NULL" sweep can't mistake the legacy base for
  un-welcomed and blast them.
- Production-only: gated on !config.selfHosted so self-host
  operators never emit mail from our domain or CC Dan.
- No retry logic by design (no re-trigger path on existing users);
  per-email {sent, reason} is logged so a Graph hiccup is visible.

Admin notification includes workspace org name, email, UTC + Central
timestamp, client IP (CF-aware), CF-IPCountry, and user agent.
2026-05-30 14:50:27 -05:00
ScreenTinker c4fbd2ba5c feat(workspaces): invite/accept-invite backend (slice 1+3)
Slice 1 + 3 of the user-management feature from the May 12 plan.
Backend-only - no UI yet (slice 2 ships separately). Backend +
accept-handler together so the email accept link is functional
from day one without a half-state.

Endpoints added:
- GET    /api/workspaces/:id/members     (any member; via_org=true
                                          for org-level entries,
                                          read-only from ws context)
- GET    /api/workspaces/:id/invites     (workspace_admin)
- POST   /api/workspaces/:id/invites     (workspace_admin)
- DELETE /api/workspaces/:id/invites/:inviteId (workspace_admin)
- PUT    /api/workspaces/:id/members/:userId   (workspace_admin)
- DELETE /api/workspaces/:id/members/:userId   (workspace_admin)
- POST   /api/auth/accept-invite/:inviteId     (requireAuth +
                                                case-insensitive
                                                email match)

Permission gating:
- canAdminWorkspace (existing) for admin-gated endpoints
- canAccessWorkspace (new helper in lib/permissions.js) for the
  members read endpoint - mirrors canAdminWorkspace shape but
  admits any workspace_members role plus org/platform paths

Security additions vs the original plan:
- Transaction-bounded collision check on POST /invites closes the
  TOCTOU race between simultaneous duplicate POSTs (no UNIQUE
  constraint on workspace_invites(workspace_id, email))
- Per-(inviter, workspace), hour-window rate limit on POST /invites
  to prevent abuse / cost runaway. Env-configurable via
  INVITE_RATE_LIMIT_PER_HOUR with conservative 50/hour default.
  429 response is generic - does not echo the configured value.
- Invite expiry env-configurable via INVITE_EXPIRY_DAYS (default 7)
- PUBLIC_URL env var (optional) pins the accept-URL origin in prod;
  falls back to request-derived for local dev

Rollback rule on email send: only graph_error (real send attempt
failed at Graph) deletes the row and returns 502. not_configured
and dev_restricted are intentional non-sends - keep the row, count
against rate limit, allow local accept-invite testing to proceed.

Other safety blocks:
- Cannot demote/remove the last workspace_admin (409)
- Cannot remove the parent-org's org_owner via workspace path (403)
- Accept-invite is idempotent if user already a member
- Expired invites delete-on-read and return 410
- Wrong-account accept returns 403 without touching the invite

Expired-invite cleanup added to services/heartbeat.js mirroring
the team_invites sweep pattern.

Verification: 9-case curl-driven E2E against the dev DB fixture
(switcher-test + invitee-existing + invitee-new mid-flow register).
All 9 pass: create / collision-409 / second-create / rate-limit-429 /
existing-user-accept / register-then-accept / wrong-account-403 /
expired-410 / viewer-cannot-invite-403.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-16 12:19:59 -05:00
ScreenTinker d2a3bdfd15 fix(auth/me): broaden non-admin accessible_workspaces to include org_owner/org_admin paths
The non-admin branch of /me's accessible_workspaces query drove
from workspace_members, so users with org_owner or org_admin on
an organization but no direct workspace_members row were missing
those workspaces from their /me response - and therefore from the
switcher dropdown. Mirrors the access logic in
accessibleWorkspaceIds() (lib/tenancy.js) while keeping the
full-row SELECT shape /me needs.

Verified end-to-end with switcher-test@local.test acting as
org_owner of Acme Studios with no workspace_members row on
Studio B - Studio B now appears in /me's accessible_workspaces
with workspace_role: null, can_admin: true.

Also updates the stale TODO comment in tenancy.js that flagged
this exact gap.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-16 11:50:37 -05:00
ScreenTinker c71c4016ca feat(email): Microsoft Graph send + alert spam protection + preferences UI
Replaces the unused EMAIL_WEBHOOK_URL stub with a real Microsoft Graph
Mail.Send pipeline via @azure/msal-node client-credentials flow. Prior
state on prod: every alert email was logged to journalctl and never
sent (21 fallback log lines per hour for the chronic-offline devices).

Four coordinated changes shipped as one commit since they're all part
of making email delivery actually work responsibly:

1. services/email.js (NEW): Graph send via plain HTTPS (no SDK), in-memory
   MSAL token cache (refresh 60s pre-expiry), graceful stdout fallback
   when GRAPH_* env vars absent. Drop-in replacement for the old webhook.

2. services/alerts.js refactored: sequential await around sendEmail (was
   parallel fire-and-forget; first run hit Graph's MailboxConcurrency 429
   ApplicationThrottled on a 30-device backlog). Sequential at ~250ms per
   send takes 5-8s for the full backlog, well within the 60s tick. Also:
   24h long-offline cutoff to stop nagging about chronic-offline devices
   (the 20,000+ minute ones); 2-hour dedup window (was 1h) via a generic
   shouldSendAlert(type, id, windowMs) helper that future alert types
   (payment_failed, plan_limit_hit, etc.) can reuse.

3. Preferences UI: single checkbox in settings.js Account section bound
   to users.email_alerts. Saved via the existing Save Profile button. PUT
   /api/auth/me extended to accept email_alerts. requireAuth middleware
   SELECT now includes email_alerts so it propagates via req.user.

4. Dev safety net: GRAPH_DEV_RESTRICT_TO env var as an allow-list. When
   set, only listed recipients reach Graph; everyone else is suppressed
   with a log line. Prevents local dev (which often runs against fresh
   prod DB copies) from accidentally emailing real prod users. UNSET on
   prod systemd unit so production fans out normally.

Also: package.json scripts use --env-file-if-exists=.env so local dev
picks up .env automatically (Node 20.6+ built-in, no dotenv dep). Prod
runs via systemd ExecStart and is unaffected. server/.gitignore added
to keep .env out of git.

Smoke verified end-to-end:
- Sequential send pattern verified (a prior parallel-send tick had hit
  Graph's MailboxConcurrency 429 on 30 simultaneous sends; sequential
  at ~250ms each completes the same backlog without throttling)
- 24h cutoff silenced 20/21 prod devices on the next tick
- Dev restrict suppressed the 1 within-24h send
- User-preference toggle flipped via UI -> DB -> alert path silently
  continued before reaching even the suppression log
2026-05-12 18:16:40 -05:00
ScreenTinker ce332ead67 feat(switcher): per-workspace device count in dropdown rows
/me's accessible_workspaces query gains a device_count field via a
correlated subquery on workspaces.id - WHERE workspace_id = w.id
strictly excludes the unclaimed pair-pool (workspace_id IS NULL fails
equality). Added to both query branches (platform_admin LEFT JOIN and
regular INNER JOIN); microseconds per row at current scale (~37 rows
worst case), not optimizing.

Frontend appends the count to the muted org-name line with a middle-dot
separator: 'Acme Studios . 2 devices'. Singular/plural respected via the
existing tn() helper convention; 'No devices' for empty workspaces. New
formatResourceCount(n, keyBase, zeroKey) helper is generic so the same
shape can wire users/playlists/schedules counts later without refactor.

New i18n keys: switcher.devices_count_one, switcher.devices_count_other,
switcher.no_devices. Added to en.js only; other locales fall back to en
via the existing lookup chain (verified in i18n.js:19).

API smoke verified: switcher-test sees Studio A=2, Field Crew=2;
dw5304 (platform_admin) sees all 37 workspaces with their device counts
varying 0-4; single-workspace zero-device user (geoff.case) sees 0.
2026-05-12 14:04:21 -05:00
ScreenTinker 56da64d0cd feat(workspaces): rename via switcher dropdown - new PATCH /api/workspaces/:id route, per-row pencil affordance in switcher (visible only when caller can_admin), small rename modal with name + slug fields, validation (name <=80 chars, slug ^[a-z0-9]+(?:-[a-z0-9]+)*$ <=60 chars, blank slug -> NULL), 409 on per-org slug collision. Permission gating via new canAdminWorkspace(db, user, ws) helper in lib/permissions.js - reused-ready for future Phase 3 admin actions. /me query now joins organization_members to compute can_admin per accessible_workspaces entry. Drive-by fixes surfaced: (1) activityLogger method filter was missing PATCH, added; (2) routes that operate on a target workspace by URL param need to stamp req.workspaceId from the param so activityLogger captures the right tenant attribution - documented in the route. Smoke fixture: switcher-test@local.test is workspace_admin of Studio A and workspace_editor of Field Crew (no org_owner) so the can_admin true/false split is exercised in one login. 2026-05-12 11:06:55 -05:00
ScreenTinker 0c91390e56 fix(frontend): workspace switcher (Phase 3 MVP) + SW network-first migration + platform_admin accessible_workspaces expansion + static render CSS cleanup. The switcher adds a sidebar dropdown for users who are members of multiple workspaces, renders as static text with a 'Workspace' label for single-workspace users, and muted 'No workspace' for zero. Uses existing /api/auth/me's accessible_workspaces and POST /api/auth/switch-workspace endpoints. Platform admin / superadmin users now see all workspaces in accessible_workspaces (closing the known regression from 88d91b1) via a LEFT JOIN that preserves workspace_role semantics (null = acting-as, role string = direct member). No cap on the list - deliberate for now, revisit at 50+ workspaces. SW fix bumps rd-admin-v1 -> rd-admin-v2 and switches fetch strategy from cache-first to network-first so the server's existing Cache-Control: no-cache + ETag headers actually get respected; preserves offline fallback. Static render CSS drops the bordered-box chrome that was making single-workspace users think the static text was clickable. Includes test fixture user switcher-test@local.test (credentials in fixture SQL header). Surfaced by semetra22 / Discord report about 'screens jumbled up' post-migration; root cause was the missing workspace switcher UI making devices in non-active workspaces appear missing. 2026-05-12 10:55:09 -05:00
ScreenTinker 88d91b10af activity_log: stop the bleeding - writer-leak fix on 3 sites (activityLogger middleware, alert service, login route) + one-time backfill of 548 NULL-workspace rows via device.workspace_id or workspace_members lookup; activity.js route migration deferred to its own slice tomorrow.
KNOWN REGRESSION (Phase 3 fix): platform_admin / superadmin no longer has cross-workspace 'see everything' view. Every route migrated tonight (2.2a-2.2m) deliberately removed the role-based bypass per design doc - cross-workspace visibility will come via dedicated admin endpoints in Phase 3, not magic role bypasses. Until Phase 3 ships, platform admins must switch-workspace to see other workspaces' data.
2026-05-11 23:14:06 -05:00
ScreenTinker 2954fd1a84 Phase 2.1: tenancy middleware, permission helpers, JWT workspace context, frontend + backend role-rename compat 2026-05-11 20:02:00 -05:00
ScreenTinker 45a6800621 fix: log real client IPs through Cloudflare instead of CF edge
Express's req.ip was resolving to a Cloudflare edge address (e.g.
172.70.x.x) for any request fronted by Cloudflare, because trust proxy
was set to '1' — that trusts the immediate hop, which IS Cloudflare.
All activity_log rows from API paths captured the proxy, not the
client. The WebSocket path was unaffected and recorded the real IP.

Two layers of defense:

1. trust proxy now lists Cloudflare's published v4 + v6 ranges plus
   loopback / linklocal / uniquelocal (config/cloudflareIps.js). With
   this list req.ip resolves to the original client when fronted by
   CF, and X-Forwarded-For from any non-trusted source is ignored —
   so the value can't be spoofed.

2. New getClientIp(req) helper in services/activity.js prefers the
   CF-Connecting-IP header but only honors it when the immediate TCP
   peer is itself a trusted address. Same gate as trust proxy, so a
   visitor who hits the origin directly with a forged header is
   logged at their real address.

Routed all five activity-log call sites (auth login success/failure,
admin password reset, generic activityLogger middleware, and the
in-memory rate-limiter key) through the helper.

Logging-only change. No schema changes. Existing rows are not
modified — fix applies to new entries going forward.

Verified locally:
- Bare loopback hit logs 127.0.0.1 (not a proxy address).
- Helper unit cases including an untrusted peer (203.0.113.7) sending
  a forged CF-Connecting-IP correctly fall back to the real peer.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-07 15:26:37 -05:00
ScreenTinker 388e9e6ab8 Admin password reset + widget visibility fix
Password reset for other users:
- New PUT /api/auth/users/:id/password endpoint
- Superadmin can reset any local user; admin can reset role=user
  members of teams they own only (cannot reset other admins or
  superadmins, cannot self-reset — that goes through PUT /me with
  current_password)
- OAuth users are excluded (no password to reset)
- Rate-limited 20 req/min/IP to cap blast radius if an admin session
  is compromised
- Explicit audit log entry "password_reset_for_user / target: <email>"
  on every reset; activity logger's summarizeAction never reads the
  password field, so the password value is not stored anywhere

Frontend: Reset Password button in the Admin user table and Settings
> User Management table. Shown only for local-auth users that aren't
the current user; prompts for an 8+ char password.

Widgets visibility fix:
- routes/widgets.js had `const isAdmin = req.user.role === 'superadmin'`
  which mislabeled superadmin as admin and silently restricted real
  admins (role=admin) to seeing only their own widgets. Now matches
  /auth/users behavior: superadmin sees all, admin sees own + public
  + widgets owned by members of teams they own, user sees own + public.

7 new i18n keys (admin.reset_password, admin.prompt_reset_password,
admin.toast.password_min_8, admin.toast.password_reset, and the
matching settings.user.* / settings.toast.* trio). 1024 keys total,
parity 100% across en/es/fr/de/pt.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-29 20:45:25 -05:00
ScreenTinker 4392bb460a Add DISABLE_REGISTRATION env var to block public sign-ups
When DISABLE_REGISTRATION=true (or 1), POST /api/auth/register returns
403 with a clear error. OAuth endpoints (/google, /microsoft) also
refuse to auto-create new accounts — existing OAuth users can still
sign in. First-user setup (empty users table) is always allowed so a
fresh install can still be initialized.

GET /api/auth/config now returns registration_enabled so the login
view can hide the "Create Account" button and the trial banner when
registration is off. Absence of the flag is treated as enabled for
back-compat with older servers.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-22 19:35:32 -05:00
ScreenTinker 52297ec618 Settings: add account profile + password change UI
Adds a per-user Account section in Settings with name edit and password
change. Password change requires current password; local auth only.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
2026-04-21 19:13:20 -05:00
ScreenTinker afbe113acf Security audit remediation: auth, IDOR, XSS, hardening
- Device WebSocket authentication: devices get a device_token on
  registration, must present it on reconnect. All WS events require
  prior auth. Timing-safe token comparison.
- IDOR fixes: ownership checks on schedules (device, week), layouts
  (all CRUD, zones, duplicate, device assign), video-walls (content,
  device-config).
- XSS prevention: shared esc() helper in utils.js, fixed 13 innerHTML
  injection points across 9 frontend files.
- OAuth hardening: no longer silently overwrites auth_provider on
  accounts with local passwords (returns 409).
- JWT pinned to HS256 for sign and verify.
- Password policy: change endpoint now requires 8 chars (was 6).
- HSTS header enabled (max-age 1 year, includeSubDomains).
- Stripe webhook rejects unsigned payloads when no secret configured.
- Screenshot size validation (max 2MB base64).
- Rate limiting on exports, imports, content operations.
- Content file serving checks playlist_items instead of old assignments.
- Content ownership verified in device-groups assign-content.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-04-11 22:48:07 -05:00
ScreenTinker 1594a9d4a4 Initial open source release
ScreenTinker - open source digital signage management software.
MIT License, all features included, no license gates.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-04-08 12:14:53 -05:00