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m->d files and stickers

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Cadence Ember 2023-09-02 23:28:41 +12:00
parent a1be84cb60
commit 6803b156bc
5 changed files with 219 additions and 9 deletions
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42
m2d/converters/event-to-message.js
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@ -4,6 +4,7 @@ const Ty = require("../../types")
const DiscordTypes = require("discord-api-types/v10")
const chunk = require("chunk-text")
const TurndownService = require("turndown")
const assert = require("assert").strict
const passthrough = require("../../passthrough")
const { sync, db, discord } = passthrough
@ -124,7 +125,7 @@ async function getMemberFromCacheOrHomeserver(roomID, mxid, api) {
}
/**
* @param {Ty.Event.Outer<Ty.Event.M_Room_Message>} event
* @param {Ty.Event.M_Outer_M_Room_Message | Ty.Event.M_Outer_M_Room_Message_File | Ty.Event.M_Outer_M_Sticker} event
* @param {import("discord-api-types/v10").APIGuild} guild
* @param {{api: import("../../matrix/api")}} di simple-as-nails dependency injection for the matrix API
*/
@ -143,12 +144,15 @@ 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 = utils.getPublicUrlForMxc(member.avatar_url)
if (member.avatar_url) avatarURL = utils.getPublicUrlForMxc(member.avatar_url) || undefined
let content = event.content.body // ultimate fallback
const attachments = []
/** @type {{name: string, url: string}[]} */
const pendingFiles = []
// Convert content depending on what the message is
if (event.content.msgtype === "m.text" || event.content.msgtype === "m.emote") {
if (event.type === "m.room.message" && (event.content.msgtype === "m.text" || event.content.msgtype === "m.emote")) {
// Handling edits. If the edit was an edit of a reply, edits do not include the reply reference, so we need to fetch up to 2 more events.
// this event ---is an edit of--> original event ---is a reply to--> past event
await (async () => {
@ -261,7 +265,7 @@ async function eventToMessage(event, guild, di) {
// @ts-ignore bad type from turndown
content = turndownService.turndown(input)
// It's optimised for commonmark, we need to replace the space-space-newline with just newline
// It's designed for commonmark, we need to replace the space-space-newline with just newline
content = content.replace(/ \n/g, "\n")
} else {
// Looks like we're using the plaintext body!
@ -274,6 +278,23 @@ async function eventToMessage(event, guild, di) {
// Markdown needs to be escaped
content = content.replace(/([*_~`#])/g, `\\$1`)
}
} else if (event.type === "m.room.message" && (event.content.msgtype === "m.file" || event.content.msgtype === "m.video" || event.content.msgtype === "m.audio" || event.content.msgtype === "m.image")) {
content = ""
const filename = event.content.body
const url = utils.getPublicUrlForMxc(event.content.url)
assert(url)
attachments.push({id: "0", filename})
pendingFiles.push({name: filename, url})
} else if (event.type === "m.sticker") {
content = ""
let filename = event.content.body
if (event.type === "m.sticker" && event.content.info.mimetype.includes("/")) {
filename += "." + event.content.info.mimetype.split("/")[1]
}
const url = utils.getPublicUrlForMxc(event.content.url)
assert(url)
attachments.push({id: "0", filename})
pendingFiles.push({name: filename, url})
}
content = replyLine + content
@ -286,6 +307,19 @@ async function eventToMessage(event, guild, di) {
avatar_url: avatarURL
})))
if (attachments.length) {
// If content is empty (should be the case when uploading a file) then chunk-text will create 0 messages.
// There needs to be a message to add attachments to.
if (!messages.length) messages.push({
content,
username: displayName,
avatar_url: avatarURL
})
messages[0].attachments = attachments
// @ts-ignore these will be converted to real files when the message is about to be sent
messages[0].pendingFiles = pendingFiles
}
const messagesToEdit = []
const messagesToSend = []
for (let i = 0; i < messages.length; i++) {