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Fix getting invite state

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This SSS API call should work on Synapse, Tuwunel, and Continuwuity.
A fallback via hierarchy is provided for Conduit.
This commit is contained in:
Cadence Ember
2026-01-30 13:43:01 +13:00
parent 0c781f9b72
commit d7f5f8bac4
4 changed files with 84 additions and 36 deletions
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34
src/m2d/event-dispatcher.js
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@@ -357,15 +357,7 @@ async event => {
await api.ackEvent(event)
}))
function getFromInviteRoomState(inviteRoomState, nskey, key) {
if (!Array.isArray(inviteRoomState)) return null
for (const event of inviteRoomState) {
if (event.type === nskey && event.state_key === "") {
return event.content[key]
}
}
return null
}
sync.addTemporaryListener(as, "type:m.space.child", guard("m.space.child",
/**
@@ -398,24 +390,16 @@ async event => {
}
// We were invited to a room. We should join, and register the invite details for future reference in web.
let attemptedApiMessage = "According to unsigned invite data."
let inviteRoomState = event.unsigned?.invite_room_state
if (!Array.isArray(inviteRoomState) || inviteRoomState.length === 0) {
try {
inviteRoomState = await api.getInviteState(event.room_id)
attemptedApiMessage = "According to SSS API."
} catch (e) {
attemptedApiMessage = "According to unsigned invite data. SSS API unavailable: " + e.toString()
}
try {
var inviteRoomState = await api.getInviteState(event.room_id, event)
} catch (e) {
console.error(e)
return await api.leaveRoomWithReason(event.room_id, `I wasn't able to find out what this room is. Please report this as a bug. Check console for more details. (${e.toString()})`)
}
const name = getFromInviteRoomState(inviteRoomState, "m.room.name", "name")
const topic = getFromInviteRoomState(inviteRoomState, "m.room.topic", "topic")
const avatar = getFromInviteRoomState(inviteRoomState, "m.room.avatar", "url")
const creationType = getFromInviteRoomState(inviteRoomState, "m.room.create", "type")
if (!name) return await api.leaveRoomWithReason(event.room_id, `Please only invite me to rooms that have a name/avatar set. Update the room details and reinvite! (${attemptedApiMessage})`)
if (!inviteRoomState?.name) return await api.leaveRoomWithReason(event.room_id, `Please only invite me to rooms that have a name/avatar set. Update the room details and reinvite.`)
await api.joinRoom(event.room_id)
db.prepare("INSERT OR IGNORE INTO invite (mxid, room_id, type, name, topic, avatar) VALUES (?, ?, ?, ?, ?, ?)").run(event.sender, event.room_id, creationType, name, topic, avatar)
if (avatar) utils.getPublicUrlForMxc(avatar) // make sure it's available in the media_proxy allowed URLs
db.prepare("INSERT OR IGNORE INTO invite (mxid, room_id, type, name, topic, avatar) VALUES (?, ?, ?, ?, ?, ?)").run(event.sender, event.room_id, inviteRoomState.type, inviteRoomState.name, inviteRoomState.topic, inviteRoomState.avatar)
if (inviteRoomState.avatar) utils.getPublicUrlForMxc(inviteRoomState.avatar) // make sure it's available in the media_proxy allowed URLs
}
if (utils.eventSenderIsFromDiscord(event.state_key)) return