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Highlight scanned mentions on Matrix side

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This commit is contained in:
Cadence Ember
2026-02-03 22:41:03 +13:00
parent 5aa112f962
commit 15aa6ed502
7 changed files with 503 additions and 24 deletions
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src/d2m/converters/message-to-event.js
+20 -15
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@@ -18,10 +18,10 @@ const lottie = sync.require("../actions/lottie")
const mxUtils = sync.require("../../matrix/utils")
/** @type {import("../../discord/utils")} */
const dUtils = sync.require("../../discord/utils")
/** @type {import("./find-mentions")} */
const findMentions = sync.require("./find-mentions")
const {reg} = require("../../matrix/read-registration")
const userRegex = reg.namespaces.users.map(u => new RegExp(u.regex))
/**
* @param {DiscordTypes.APIMessage} message
* @param {DiscordTypes.APIGuild} guild
@@ -684,23 +684,28 @@ async function messageToEvent(message, guild, options = {}, di) {
// Then text content
if (message.content) {
// Mentions scenario 3: scan the message content for written @mentions of matrix users. Allows for up to one space between @ and mention.
const matches = [...message.content.matchAll(/@ ?([a-z0-9._]+)\b/gi)]
if (options.scanTextForMentions !== false && matches.length && matches.some(m => m[1].match(/[a-z]/i) && m[1] !== "everyone" && m[1] !== "here")) {
const writtenMentionsText = matches.map(m => m[1].toLowerCase())
const roomID = select("channel_room", "room_id", {channel_id: message.channel_id}).pluck().get()
assert(roomID)
const {joined} = await di.api.getJoinedMembers(roomID)
for (const [mxid, member] of Object.entries(joined)) {
if (!userRegex.some(rx => mxid.match(rx))) {
const localpart = mxid.match(/@([^:]*)/)
assert(localpart)
const displayName = member.display_name || localpart[1]
if (writtenMentionsText.includes(localpart[1].toLowerCase()) || writtenMentionsText.includes(displayName.toLowerCase())) addMention(mxid)
let content = message.content
if (options.scanTextForMentions !== false) {
const matches = [...content.matchAll(/(@ ?)([a-z0-9_.][^@\n]+)/gi)]
for (let i = matches.length; i--;) {
const m = matches[i]
const prefix = m[1]
const maximumWrittenSection = m[2].toLowerCase()
if (maximumWrittenSection.match(/^!?&?[0-9]+>/) || maximumWrittenSection.match(/^everyone\b/) || maximumWrittenSection.match(/^here\b/)) continue
var roomID = roomID ?? select("channel_room", "room_id", {channel_id: message.channel_id}).pluck().get()
assert(roomID)
var pjr = pjr ?? findMentions.processJoined(Object.entries((await di.api.getJoinedMembers(roomID)).joined).map(([mxid, ev]) => ({mxid, displayname: ev.display_name})))
const found = findMentions.findMention(pjr, maximumWrittenSection, m.index, prefix, content)
if (found) {
addMention(found.mxid)
content = found.newContent
}
}
}
const {body, html} = await transformContent(message.content)
const {body, html} = await transformContent(content)
await addTextEvent(body, html, msgtype)
}