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Handle replies to state events with no body

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Cadence Ember 2025-02-10 16:44:22 +13:00
commit 69e3d64905
2 changed files with 66 additions and 19 deletions
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39
src/m2d/converters/event-to-message.js
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@ -476,7 +476,7 @@ async function eventToMessage(event, guild, di) {
// Try to extract an accurate display name and avatar URL from the member event
const member = await getMemberFromCacheOrHomeserver(event.room_id, event.sender, di?.api)
if (member.displayname) displayName = member.displayname
if (member.avatar_url) avatarURL = mxUtils.getPublicUrlForMxc(member.avatar_url) || undefined
if (member.avatar_url) avatarURL = mxUtils.getPublicUrlForMxc(member.avatar_url)
// If the display name is too long to be put into the webhook (80 characters is the maximum),
// put the excess characters into displayNameRunoff, later to be put at the top of the message
let [displayNameShortened, displayNameRunoff] = splitDisplayName(displayName)
@ -512,8 +512,7 @@ async function eventToMessage(event, guild, di) {
// Is it editing a reply? We need special handling if it is.
// Get the original event, then check if it was a reply
const originalEvent = await di.api.getEvent(event.room_id, originalEventId)
if (!originalEvent) return
const repliedToEventId = originalEvent.content["m.relates_to"]?.["m.in_reply_to"]?.event_id
const repliedToEventId = originalEvent?.content?.["m.relates_to"]?.["m.in_reply_to"]?.event_id
if (!repliedToEventId) return
// After all that, it's an edit of a reply.
@ -576,34 +575,27 @@ async function eventToMessage(event, guild, di) {
if (row) {
replyLine += `https://discord.com/channels/${guild.id}/${row.channel_id}/${row.message_id} `
}
const sender = repliedToEvent.sender
const authorID = getUserOrProxyOwnerID(sender)
if (authorID) {
replyLine += `<@${authorID}>`
} else {
let senderName = select("member_cache", "displayname", {mxid: sender}).pluck().get()
if (!senderName) {
const match = sender.match(/@([^:]*)/)
assert(match)
senderName = match[1]
}
replyLine += `**Ⓜ${senderName}**`
}
// If the event has been edited, the homeserver will include the relation in `unsigned`.
if (repliedToEvent.unsigned?.["m.relations"]?.["m.replace"]?.content?.["m.new_content"]) {
repliedToEvent = repliedToEvent.unsigned["m.relations"]["m.replace"] // Note: this changes which event_id is in repliedToEvent.
repliedToEvent.content = repliedToEvent.content["m.new_content"]
}
let contentPreview
/** @type {string} */
let repliedToContent = repliedToEvent.content.formatted_body || repliedToEvent.content.body
const fileReplyContentAlternative = attachmentEmojis.get(repliedToEvent.content.msgtype)
let contentPreview
if (fileReplyContentAlternative) {
contentPreview = " " + fileReplyContentAlternative
} else if (repliedToEvent.unsigned?.redacted_because) {
contentPreview = " (in reply to a deleted message)"
} else if (typeof repliedToContent !== "string") {
// in reply to a weird metadata event like m.room.name, m.room.member...
// I'm not implementing text fallbacks for arbitrary room events. this should cover most cases
// this has never ever happened in the wild anyway
repliedToEvent.sender = ""
contentPreview = " (channel details edited)"
} else {
// Generate a reply preview for a standard message
/** @type {string} */
let repliedToContent = repliedToEvent.content.formatted_body || repliedToEvent.content.body
repliedToContent = repliedToContent.replace(/.*<\/mx-reply>/s, "") // Remove everything before replies, so just use the actual message body
repliedToContent = repliedToContent.replace(/^\s*<blockquote>.*?<\/blockquote>(.....)/s, "$1") // If the message starts with a blockquote, don't count it and use the message body afterwards
repliedToContent = repliedToContent.replace(/(?:\n|<br>)+/g, " ") // Should all be on one line
@ -624,6 +616,15 @@ async function eventToMessage(event, guild, di) {
contentPreview = ""
}
}
const sender = repliedToEvent.sender
const authorID = getUserOrProxyOwnerID(sender)
if (authorID) {
replyLine += `<@${authorID}>`
} else {
let senderName = select("member_cache", "displayname", {mxid: sender}).pluck().get()
if (!senderName) senderName = sender.match(/@([^:]*)/)?.[1]
if (senderName) replyLine += `**Ⓜ${senderName}**`
}
replyLine = `-# > ${replyLine}${contentPreview}\n`
})()