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https://gitdab.com/cadence/out-of-your-element.git
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finalise message editing
This commit is contained in:
Cadence Ember
parent
53b5438756
commit
56fe710392
4 changed files with 157 additions and 63 deletions
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@ -141,19 +141,10 @@ async function eventToMessage(event, guild, di) {
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if (member.displayname) displayName = member.displayname
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if (member.avatar_url) avatarURL = utils.getPublicUrlForMxc(member.avatar_url)
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// Convert content depending on what the message is
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let content = event.content.body // ultimate fallback
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if (event.content.format === "org.matrix.custom.html" && event.content.formatted_body) {
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let input = event.content.formatted_body
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if (event.content.msgtype === "m.emote") {
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input = `* ${displayName} ${input}`
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}
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// Note: Element's renderers on Web and Android currently collapse whitespace, like the browser does. Turndown also collapses whitespace which is good for me.
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// If later I'm using a client that doesn't collapse whitespace and I want turndown to follow suit, uncomment the following line of code, and it Just Works:
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// input = input.replace(/ /g, " ")
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// There is also a corresponding test to uncomment, named "event2message: whitespace is retained"
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// Convert content depending on what the message is
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if (event.content.msgtype === "m.text" || event.content.msgtype === "m.emote") {
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// 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.
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// this event ---is an edit of--> original event ---is a reply to--> past event
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await (async () => {
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@ -167,16 +158,26 @@ async function eventToMessage(event, guild, di) {
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if (!originalEventId) return
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messageIDsToEdit = db.prepare("SELECT message_id FROM event_message WHERE event_id = ? ORDER BY part").pluck().all(originalEventId)
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if (!messageIDsToEdit.length) return
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// Ok, it's an edit.
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event.content = event.content["m.new_content"]
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// Is it editing a reply? We need special handling if it is.
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// Get the original event, then check if it was a reply
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const originalEvent = await di.api.getEvent(event.room_id, originalEventId)
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if (!originalEvent) return
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const repliedToEventId = originalEvent.content["m.relates_to"]?.["m.in_reply_to"]?.event_id
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if (!repliedToEventId) return
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// After all that, it's an edit of a reply.
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// We'll be sneaky and prepare the message data so that everything else can handle it just like original messages.
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Object.assign(event.content, event.content["m.new_content"])
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input = event.content.formatted_body || event.content.body
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relatesTo["m.in_reply_to"] = {event_id: repliedToEventId}
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// We'll be sneaky and prepare the message data so that the next steps can handle it just like original messages.
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Object.assign(event.content, {
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"m.relates_to": {
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"m.in_reply_to": {
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event_id: repliedToEventId
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}
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}
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})
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})()
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// Handling replies. We'll look up the data of the replied-to event from the Matrix homeserver.
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@ -206,51 +207,69 @@ async function eventToMessage(event, guild, di) {
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replyLine = `> ${replyLine}\n> ${contentPreview}\n`
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})()
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// Handling mentions of Discord users
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input = input.replace(/("https:\/\/matrix.to\/#\/(@[^"]+)")>/g, (whole, attributeValue, mxid) => {
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if (!utils.eventSenderIsFromDiscord(mxid)) return whole
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const userID = db.prepare("SELECT discord_id FROM sim WHERE mxid = ?").pluck().get(mxid)
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if (!userID) return whole
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return `${attributeValue} data-user-id="${userID}">`
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})
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// Handling mentions of Discord rooms
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input = input.replace(/("https:\/\/matrix.to\/#\/(![^"]+)")>/g, (whole, attributeValue, roomID) => {
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const channelID = db.prepare("SELECT channel_id FROM channel_room WHERE room_id = ?").pluck().get(roomID)
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if (!channelID) return whole
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return `${attributeValue} data-channel-id="${channelID}">`
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})
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// Element adds a bunch of <br> before </blockquote> but doesn't render them. I can't figure out how this even works in the browser, so let's just delete those.
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input = input.replace(/(?:\n|<br ?\/?>\s*)*<\/blockquote>/g, "</blockquote>")
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// The matrix spec hasn't decided whether \n counts as a newline or not, but I'm going to count it, because if it's in the data it's there for a reason.
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// But I should not count it if it's between block elements.
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input = input.replace(/(<\/?([^ >]+)[^>]*>)?\n(<\/?([^ >]+)[^>]*>)?/g, (whole, beforeContext, beforeTag, afterContext, afterTag) => {
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// console.error(beforeContext, beforeTag, afterContext, afterTag)
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if (typeof beforeTag !== "string" && typeof afterTag !== "string") {
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return "<br>"
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if (event.content.format === "org.matrix.custom.html" && event.content.formatted_body) {
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let input = event.content.formatted_body
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if (event.content.msgtype === "m.emote") {
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input = `* ${displayName} ${input}`
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}
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beforeContext = beforeContext || ""
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beforeTag = beforeTag || ""
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afterContext = afterContext || ""
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afterTag = afterTag || ""
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if (!BLOCK_ELEMENTS.includes(beforeTag.toUpperCase()) && !BLOCK_ELEMENTS.includes(afterTag.toUpperCase())) {
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return beforeContext + "<br>" + afterContext
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} else {
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return whole
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// Handling mentions of Discord users
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input = input.replace(/("https:\/\/matrix.to\/#\/(@[^"]+)")>/g, (whole, attributeValue, mxid) => {
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if (!utils.eventSenderIsFromDiscord(mxid)) return whole
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const userID = db.prepare("SELECT discord_id FROM sim WHERE mxid = ?").pluck().get(mxid)
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if (!userID) return whole
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return `${attributeValue} data-user-id="${userID}">`
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})
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// Handling mentions of Discord rooms
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input = input.replace(/("https:\/\/matrix.to\/#\/(![^"]+)")>/g, (whole, attributeValue, roomID) => {
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const channelID = db.prepare("SELECT channel_id FROM channel_room WHERE room_id = ?").pluck().get(roomID)
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if (!channelID) return whole
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return `${attributeValue} data-channel-id="${channelID}">`
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})
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// Element adds a bunch of <br> before </blockquote> but doesn't render them. I can't figure out how this even works in the browser, so let's just delete those.
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input = input.replace(/(?:\n|<br ?\/?>\s*)*<\/blockquote>/g, "</blockquote>")
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// The matrix spec hasn't decided whether \n counts as a newline or not, but I'm going to count it, because if it's in the data it's there for a reason.
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// But I should not count it if it's between block elements.
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input = input.replace(/(<\/?([^ >]+)[^>]*>)?\n(<\/?([^ >]+)[^>]*>)?/g, (whole, beforeContext, beforeTag, afterContext, afterTag) => {
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// console.error(beforeContext, beforeTag, afterContext, afterTag)
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if (typeof beforeTag !== "string" && typeof afterTag !== "string") {
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return "<br>"
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}
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beforeContext = beforeContext || ""
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beforeTag = beforeTag || ""
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afterContext = afterContext || ""
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afterTag = afterTag || ""
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if (!BLOCK_ELEMENTS.includes(beforeTag.toUpperCase()) && !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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}
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})
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// Note: Element's renderers on Web and Android currently collapse whitespace, like the browser does. Turndown also collapses whitespace which is good for me.
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// If later I'm using a client that doesn't collapse whitespace and I want turndown to follow suit, uncomment the following line of code, and it Just Works:
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// input = input.replace(/ /g, " ")
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// There is also a corresponding test to uncomment, named "event2message: whitespace is retained"
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// @ts-ignore bad type from turndown
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content = turndownService.turndown(input)
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// It's optimised for commonmark, we need to replace the space-space-newline with just newline
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content = content.replace(/ \n/g, "\n")
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} else {
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// Looks like we're using the plaintext body!
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content = event.content.body
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if (event.content.msgtype === "m.emote") {
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content = `* ${displayName} ${content}`
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}
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})
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// @ts-ignore bad type from turndown
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content = turndownService.turndown(input)
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// It's optimised for commonmark, we need to replace the space-space-newline with just newline
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content = content.replace(/ \n/g, "\n")
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} else {
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// Looks like we're using the plaintext body!
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// Markdown needs to be escaped
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content = content.replace(/([*_~`#])/g, `\\$1`)
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// Markdown needs to be escaped
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content = content.replace(/([*_~`#])/g, `\\$1`)
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}
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}
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content = replyLine + content
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@ -266,8 +285,10 @@ async function eventToMessage(event, guild, di) {
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const messagesToEdit = []
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const messagesToSend = []
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for (let i = 0; i < messages.length; i++) {
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if (messageIDsToEdit.length) {
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messagesToEdit.push({id: messageIDsToEdit.shift(), message: messages[i]})
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const next = messageIDsToEdit[0]
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if (next) {
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messagesToEdit.push({id: next, message: messages[i]})
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messageIDsToEdit.shift()
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} else {
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messagesToSend.push(messages[i])
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}
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