Files
Netcatty/lib
陈大猫 b1ab4d7105 [codex] Enable Nerd Font glyphs in terminal (#845)
* Enable Nerd Font glyphs in terminal font picker and rendering

- Grant local-fonts permission on the default session so queryLocalFonts()
  can enumerate user-installed fonts; without it the picker only showed
  the 20 hard-coded built-ins, hiding Nerd Font sub-families like
  "JetBrainsMono Nerd Font Mono".
- Append a Symbols Nerd Font fallback to the terminal fontFamily chain so
  PUA icons (powerline / devicons / etc.) resolve even when the primary
  font lacks them, matching the cross-font fallback behavior CoreText-based
  terminals like Ghostty already provide.
- Whitelist "Symbols Nerd Font" / "Symbols Nerd Font Mono" in the local
  monospace allow-list so the symbol-only icon font is not filtered out.

Refs #843

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* Restrict permission handler to app origin

Address review feedback on PR #845: the previous permissive fallthrough
granted every permission request/check that hit the default session,
which the in-app OAuth flow uses too. That meant remote OAuth pages
(accounts.google.com, login.microsoftonline.com, ...) could be auto-
approved for camera, microphone, geolocation, notifications, etc.

Gate the handler on the requesting origin: only the app's own renderer
(app://netcatty plus the dev server in dev) gets the local-fonts grant
and the prior approve-by-default behavior. Anything loaded from a
third-party origin is denied outright.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* Use explicit permission allow-list for app origin

Address Codex P1 on PR #845 commit 975ca7e8: even after gating on the
app origin, the previous fallthrough still called callback(true) for
every non-local-fonts permission, so the main/settings renderers were
silently auto-granted notifications, geolocation, pointer lock, media,
etc. — none of which the app uses.

Replace the fallthrough with an explicit allow-list of the permissions
the renderer actually exercises (local-fonts plus clipboard read/write
for terminal + SFTP copy-paste). Anything outside that set is now
denied for the app origin too, matching the deny-by-default posture
Codex flagged.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

* Match app:// origin by protocol+host, not URL.origin

Address Codex P1 on PR #845: in the packaged build the renderer loads
app://netcatty/index.html, but Node's WHATWG URL parser does not treat
app: as a standard scheme, so `new URL('app://netcatty/...').origin`
evaluates to the string "null". The previous Set-based origin check
therefore never matched the production renderer, causing the new
permission handlers to deny local-fonts as well as the existing
clipboard-read / clipboard-sanitized-write — breaking the font picker
and clipboard flows in release builds.

Compare protocol + host directly for app://, and keep the .origin
lookup for the dev server (which is HTTP-family and parses normally).
Verified against the relevant URL shapes (packaged main + settings,
dev server, third-party OAuth, file://).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-28 08:30:20 +08:00
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