38 lines
1.1 KiB
JavaScript
38 lines
1.1 KiB
JavaScript
// @ts-check
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/**
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* Grab Matrix events we care about, check them, and bridge them.
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*/
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const assert = require("assert").strict
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const {sync, as} = require("../passthrough")
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const reg = require("../matrix/read-registration")
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/** @type {import("./actions/send-event")} */
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const sendEvent = sync.require("./actions/send-event")
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const userRegex = reg.namespaces.users.map(u => new RegExp(u.regex))
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/**
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* Determine whether an event is the bridged representation of a discord message.
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* Such messages shouldn't be bridged again.
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* @param {import("../types").Event.Outer<any>} event
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*/
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function eventOriginatedFromDiscord(event) {
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if (
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// If it's from a user in the bridge's namespace...
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userRegex.some(x => event.sender.match(x))
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// ...not counting the appservice's own user...
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&& !event.sender.startsWith(`@${reg.sender_localpart}:`)
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) {
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// ...then it originated from discord
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return true
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}
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return false
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}
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sync.addTemporaryListener(as, "type:m.room.message", event => {
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console.log(event)
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if (eventOriginatedFromDiscord(event)) return
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const messageResponses = sendEvent.sendEvent(event)
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})
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