forked from cadence/out-of-your-element
m->d: Message links are now guessed when unknown
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parent
024ff34cca
commit
2df7c665cb
4 changed files with 164 additions and 19 deletions
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@ -11,7 +11,9 @@ const entities = require("entities")
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const passthrough = require("../../passthrough")
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const {sync, db, discord, select, from} = passthrough
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/** @type {import("../converters/utils")} */
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const utils = sync.require("../converters/utils")
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const mxUtils = sync.require("../converters/utils")
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/** @type {import("../../discord/utils")} */
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const dUtils = sync.require("../../discord/utils")
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/** @type {import("./emoji-sheet")} */
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const emojiSheet = sync.require("./emoji-sheet")
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@ -102,6 +104,7 @@ turndownService.addRule("inlineLink", {
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replacement: function (content, node) {
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if (node.getAttribute("data-user-id")) return `<@${node.getAttribute("data-user-id")}>`
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if (node.getAttribute("data-message-id")) return `https://discord.com/channels/${node.getAttribute("data-guild-id")}/${node.getAttribute("data-channel-id")}/${node.getAttribute("data-message-id")}`
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if (node.getAttribute("data-channel-id")) return `<#${node.getAttribute("data-channel-id")}>`
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const href = node.getAttribute("href")
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let brackets = ["", ""]
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@ -162,7 +165,7 @@ turndownService.addRule("emoji", {
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return `<::>`
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} else {
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// We prefer not to upload this as a sprite sheet because the emoji is not at the end of the message, it is in the middle.
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return `[${node.getAttribute("title")}](${utils.getPublicUrlForMxc(mxcUrl)})`
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return `[${node.getAttribute("title")}](${mxUtils.getPublicUrlForMxc(mxcUrl)})`
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}
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}
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})
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@ -276,7 +279,7 @@ async function eventToMessage(event, guild, di) {
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// Try to extract an accurate display name and avatar URL from the member event
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const member = await getMemberFromCacheOrHomeserver(event.room_id, event.sender, di?.api)
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if (member.displayname) displayName = member.displayname
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if (member.avatar_url) avatarURL = utils.getPublicUrlForMxc(member.avatar_url) || undefined
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if (member.avatar_url) avatarURL = mxUtils.getPublicUrlForMxc(member.avatar_url) || undefined
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// If the display name is too long to be put into the webhook (80 characters is the maximum),
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// put the excess characters into displayNameRunoff, later to be put at the top of the message
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let [displayNameShortened, displayNameRunoff] = splitDisplayName(displayName)
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@ -390,7 +393,7 @@ async function eventToMessage(event, guild, di) {
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// Handling mentions of Discord users
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input = input.replace(/("https:\/\/matrix.to\/#\/(@[^"]+)")>/g, (whole, attributeValue, mxid) => {
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if (utils.eventSenderIsFromDiscord(mxid)) {
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if (mxUtils.eventSenderIsFromDiscord(mxid)) {
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// Handle mention of an OOYE sim user by their mxid
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const userID = select("sim", "user_id", {mxid: mxid}).pluck().get()
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if (!userID) return whole
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@ -405,12 +408,42 @@ async function eventToMessage(event, guild, di) {
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}
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})
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// Handling mentions of Discord rooms
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input = input.replace(/("https:\/\/matrix.to\/#\/(![^"]+)")>/g, (whole, attributeValue, roomID) => {
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// Handling mentions of rooms and room-messages
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let offset = 0
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for (const match of [...input.matchAll(/("https:\/\/matrix.to\/#\/(![^"/?]+)(?:\/(\$[^"/?]+))?(?:\?[^"]*)?")>/g)]) {
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assert(typeof match.index === "number")
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const [_, attributeValue, roomID, eventID] = match
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let result
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// Don't process links that are part of the reply fallback, they'll be removed entirely by turndown
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if (input.slice(match.index + match[0].length + offset).startsWith("In reply to")) continue
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const channelID = select("channel_room", "channel_id", {room_id: roomID}).pluck().get()
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if (!channelID) return whole
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return `${attributeValue} data-channel-id="${channelID}">`
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})
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if (!channelID) continue
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if (!eventID) {
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// 1: It's a room link, so <#link> to the channel
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result = `${attributeValue} data-channel-id="${channelID}">`
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} else {
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// Linking to a particular event with a discord.com/channels/guildID/channelID/messageID link
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// Need to know the guildID and messageID
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const guildID = discord.channels.get(channelID)?.["guild_id"]
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if (!guildID) continue
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const messageID = select("event_message", "message_id", {event_id: eventID}).pluck().get()
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if (messageID) {
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// 2: Linking to a known event
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result = `${attributeValue} data-channel-id="${channelID}" data-guild-id="${guildID}" data-message-id="${messageID}">`
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} else {
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// 3: Linking to an unknown event that OOYE didn't originally bridge - we can guess messageID from the timestamp
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const originalEvent = await di.api.getEvent(roomID, eventID)
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if (!originalEvent) continue
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const guessedMessageID = dUtils.timestampToSnowflakeInexact(originalEvent.origin_server_ts)
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result = `${attributeValue} data-channel-id="${channelID}" data-guild-id="${guildID}" data-message-id="${guessedMessageID}">`
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}
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}
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input = input.slice(0, match.index + offset) + result + input.slice(match.index + match[0].length + offset)
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offset += result.length - match[0].length
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}
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// Stripping colons after mentions
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input = input.replace(/( data-user-id.*?<\/a>):?/g, "$1")
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@ -430,7 +463,7 @@ async function eventToMessage(event, guild, di) {
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beforeTag = beforeTag || ""
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afterContext = afterContext || ""
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afterTag = afterTag || ""
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if (!utils.BLOCK_ELEMENTS.includes(beforeTag.toUpperCase()) && !utils.BLOCK_ELEMENTS.includes(afterTag.toUpperCase())) {
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if (!mxUtils.BLOCK_ELEMENTS.includes(beforeTag.toUpperCase()) && !mxUtils.BLOCK_ELEMENTS.includes(afterTag.toUpperCase())) {
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return beforeContext + "<br>" + afterContext
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} else {
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return whole
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@ -480,13 +513,13 @@ async function eventToMessage(event, guild, di) {
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const filename = event.content.body
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if ("url" in event.content) {
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// Unencrypted
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const url = utils.getPublicUrlForMxc(event.content.url)
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const url = mxUtils.getPublicUrlForMxc(event.content.url)
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assert(url)
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attachments.push({id: "0", filename})
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pendingFiles.push({name: filename, url})
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} else {
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// Encrypted
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const url = utils.getPublicUrlForMxc(event.content.file.url)
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const url = mxUtils.getPublicUrlForMxc(event.content.file.url)
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assert(url)
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assert.equal(event.content.file.key.alg, "A256CTR")
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attachments.push({id: "0", filename})
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@ -494,7 +527,7 @@ async function eventToMessage(event, guild, di) {
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}
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} else if (event.type === "m.sticker") {
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content = ""
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const url = utils.getPublicUrlForMxc(event.content.url)
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const url = mxUtils.getPublicUrlForMxc(event.content.url)
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assert(url)
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let filename = event.content.body
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if (event.type === "m.sticker") {
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