cadence/out-of-your-element
cadence/out-of-your-element
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sync child room avatars when guild is updated

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Cadence Ember 2023-08-25 17:23:51 +12:00
parent 9f717dc24f
commit 20cd7ab38e
2 changed files with 38 additions and 13 deletions
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27
d2m/actions/create-room.js
View file

@ -17,6 +17,7 @@ const ks = sync.require("../../matrix/kstate")
const inflightRoomCreate = new Map()
/**
* Async because it gets all room state from the homeserver.
* @param {string} roomID
*/
async function roomToKState(roomID) {
@ -60,6 +61,7 @@ function convertNameAndTopic(channel, guild, customName) {
}
/**
* Async because it may upload the guild icon to mxc.
* @param {DiscordTypes.APIGuildTextChannel | DiscordTypes.APIThreadChannel} channel
* @param {DiscordTypes.APIGuild} guild
*/
@ -200,10 +202,10 @@ function channelToGuild(channel) {
3. Get kstate for channel
4. Create room, return new ID
New combined flow with ensure / sync:
Ensure + sync flow:
1. Get IDs
2. Does room exist?
2.5: If room does exist AND don't need to sync: return here
2.5: If room does exist AND wasn't asked to sync: return here
3. Get kstate for channel
4. Create room with kstate if room doesn't exist
5. Get and update room state with kstate if room does exist
@ -246,7 +248,7 @@ async function _syncRoom(channelID, shouldActuallySync) {
console.log(`[room sync] to matrix: ${channel.name}`)
const {spaceID, channelKState} = await channelToKState(channel, guild)
const {spaceID, channelKState} = await channelToKState(channel, guild) // calling this in both branches because we don't want to calculate this if not syncing
// sync channel state to room
const roomKState = await roomToKState(roomID)
@ -261,6 +263,16 @@ async function _syncRoom(channelID, shouldActuallySync) {
return roomID
}
/** Ensures the room exists. If it doesn't, creates the room with an accurate initial state. */
function ensureRoom(channelID) {
return _syncRoom(channelID, false)
}
/** Actually syncs. Gets all room state from the homeserver in order to diff, and uploads the icon to mxc if it has changed. */
function syncRoom(channelID) {
return _syncRoom(channelID, true)
}
async function _unbridgeRoom(channelID) {
/** @ts-ignore @type {DiscordTypes.APIGuildChannel} */
const channel = discord.channels.get(channelID)
@ -289,6 +301,7 @@ async function _unbridgeRoom(channelID) {
/**
* Async because it gets all space state from the homeserver, then if necessary sends one state event back.
* @param {DiscordTypes.APIGuildTextChannel} channel
* @param {string} spaceID
* @param {string} roomID
@ -311,14 +324,6 @@ async function _syncSpaceMember(channel, spaceID, roomID) {
return applyKStateDiffToRoom(spaceID, spaceDiff)
}
function ensureRoom(channelID) {
return _syncRoom(channelID, false)
}
function syncRoom(channelID) {
return _syncRoom(channelID, true)
}
async function createAllForGuild(guildID) {
const channelIDs = discord.guildChannelMap.get(guildID)
assert.ok(channelIDs)

24
d2m/actions/create-space.js
View file

@ -1,6 +1,6 @@
// @ts-check
const assert = require("assert")
const assert = require("assert").strict
const DiscordTypes = require("discord-api-types/v10")
const passthrough = require("../../passthrough")
@ -84,11 +84,31 @@ async function syncSpace(guildID) {
console.log(`[space sync] to matrix: ${guild.name}`)
// sync channel state to room
// sync guild state to space
const spaceKState = await createRoom.roomToKState(spaceID)
const spaceDiff = ks.diffKState(spaceKState, guildKState)
await createRoom.applyKStateDiffToRoom(spaceID, spaceDiff)
// guild icon was changed, so room avatars need to be updated as well as the space ones
// doing it this way rather than calling syncRoom for great efficiency gains
const newAvatarState = spaceDiff["m.room.avatar/"]
if (guild.icon && newAvatarState?.url) {
// don't try to update rooms with custom avatars though
const roomsWithCustomAvatars = db.prepare("SELECT room_id FROM channel_room WHERE custom_avatar IS NOT NULL").pluck().all()
const childRooms = ks.kstateToState(spaceKState).filter(({type, state_key, content}) => {
return type === "m.space.child" && "via" in content && roomsWithCustomAvatars.includes(state_key)
}).map(({state_key}) => state_key)
for (const roomID of childRooms) {
const avatarEventContent = await api.getStateEvent(roomID, "m.room.avatar", "")
if (avatarEventContent.url !== newAvatarState.url) {
await api.sendState(roomID, "m.room.avatar", "", newAvatarState)
}
}
}
return spaceID
}