Chat+ link previews: a link in a chat shows its page's title, text and picture, YouTube playable in place

X's web chat shows a link as a bare card. An X tab on a chat page may now ask native code
(link_preview, x-capture only, chat pages only) for one link's preview. Native code fetches it:
https and public hosts only (addresses checked and pinned), never X's hosts, no cookies or
referrer, redirects re-checked, page head <= 512 KB, images <= 1.5 MB by magic bytes as data:,
30 fetches a minute, memory-only cache. Only the link leaves the page. On by default (owner,
2026-10-10).
This commit is contained in:
CRTkafa 2026-10-10 21:47:31 +08:00
parent 7530fb1de7
commit 6d1798038c
21 changed files with 1455 additions and 519 deletions

View file

@ -18,6 +18,8 @@ export const FEATURES: readonly FeatureSpec[] = [
{ id: 'chat.searchLoaded', surfaces: CHAT, heavy: true, ...words('searchLoaded'), keywords: 'find search in conversation ctrl shift f messages', permissions: ['ui', 'commands'] },
{ id: 'chat.pins', surfaces: CHAT, heavy: true, ...words('pins'), keywords: 'pin pinned label color chats conversations strip', permissions: ['storage', 'ui', 'commands'] },
{ id: 'chat.personFilter', surfaces: CHAT, heavy: true, ...words('personFilter'), keywords: 'group chat person participant filter only from', permissions: ['storage', 'ui', 'commands'] },
// On by default (owner, 2026-10-10): asks native code for the preview of a link on screen (link_preview.rs).
{ id: 'chat.linkPreviews', surfaces: CHAT, heavy: true, default: true, ...words('linkPreviews'), keywords: 'link preview embed youtube card unfurl', permissions: ['ui'] },
{ id: 'chat.keywords', surfaces: CHAT, heavy: true, settings: true, ...words('keywords'), keywords: 'highlight mute words keywords hide messages', permissions: ['storage', 'ui'] },
]),
];