125 lines
5.3 KiB
JavaScript
125 lines
5.3 KiB
JavaScript
const assert = require("assert").strict
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const util = require("util")
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const {sync, db} = require("../passthrough")
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/** @type {import("./actions/send-message")}) */
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const sendMessage = sync.require("./actions/send-message")
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/** @type {import("./actions/edit-message")}) */
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const editMessage = sync.require("./actions/edit-message")
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/** @type {import("./actions/delete-message")}) */
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const deleteMessage = sync.require("./actions/delete-message")
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/** @type {import("./actions/add-reaction")}) */
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const addReaction = sync.require("./actions/add-reaction")
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/** @type {import("../matrix/api")}) */
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const api = sync.require("../matrix/api")
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let lastReportedEvent = 0
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// Grab Discord events we care about for the bridge, check them, and pass them on
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module.exports = {
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/**
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* @param {import("./discord-client")} client
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* @param {Error} e
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* @param {import("cloudstorm").IGatewayMessage} gatewayMessage
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*/
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onError(client, e, gatewayMessage) {
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console.error("hit event-dispatcher's error handler with this exception:")
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console.error(e) // TODO: also log errors into a file or into the database, maybe use a library for this? or just wing it? definitely need to be able to store the formatted event body to load back in later
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console.error(`while handling this ${gatewayMessage.t} gateway event:`)
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console.dir(gatewayMessage.d)
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if (Date.now() - lastReportedEvent > 5000) {
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lastReportedEvent = Date.now()
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const channelID = gatewayMessage.d.channel_id
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if (channelID) {
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const roomID = db.prepare("SELECT room_id FROM channel_room WHERE channel_id = ?").pluck().get(channelID)
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let stackLines = e.stack.split("\n")
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let cloudstormLine = stackLines.findIndex(l => l.includes("/node_modules/cloudstorm/"))
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if (cloudstormLine !== -1) {
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stackLines = stackLines.slice(0, cloudstormLine - 2)
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}
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api.sendEvent(roomID, "m.room.message", {
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msgtype: "m.text",
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body: "\u26a0 Bridged event from Discord not delivered. See formatted content for full details.",
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format: "org.matrix.custom.html",
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formatted_body: "\u26a0 <strong>Bridged event from Discord not delivered</strong>"
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+ `<br>Gateway event: ${gatewayMessage.t}`
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+ `<pre>${stackLines.join("\n")}</pre>`
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+ `<details><summary>Original payload</summary>`
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+ `<pre>${util.inspect(gatewayMessage.d, false, 4, false)}</pre></details>`,
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"m.mentions": {
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user_ids: ["@cadence:cadence.moe"]
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}
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})
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}
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}
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},
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/**
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* @param {import("./discord-client")} client
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* @param {import("discord-api-types/v10").GatewayMessageCreateDispatchData} message
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*/
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onMessageCreate(client, message) {
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if (message.webhook_id) {
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const row = db.prepare("SELECT webhook_id FROM webhook WHERE webhook_id = ?").pluck().get(message.webhook_id)
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if (row) {
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// The message was sent by the bridge's own webhook on discord. We don't want to reflect this back, so just drop it.
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return
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}
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}
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/** @type {import("discord-api-types/v10").APIGuildChannel} */
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const channel = client.channels.get(message.channel_id)
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if (!channel.guild_id) return // Nothing we can do in direct messages.
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const guild = client.guilds.get(channel.guild_id)
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if (message.guild_id !== "112760669178241024" && message.guild_id !== "497159726455455754") return // TODO: activate on other servers (requires the space creation flow to be done first)
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sendMessage.sendMessage(message, guild)
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},
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/**
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* @param {import("./discord-client")} client
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* @param {import("discord-api-types/v10").GatewayMessageUpdateDispatchData} message
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*/
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onMessageUpdate(client, data) {
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if (data.webhook_id) {
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const row = db.prepare("SELECT webhook_id FROM webhook WHERE webhook_id = ?").pluck().get(data.webhook_id)
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if (row) {
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// The update was sent by the bridge's own webhook on discord. We don't want to reflect this back, so just drop it.
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return
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}
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}
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// Based on looking at data they've sent me over the gateway, this is the best way to check for meaningful changes.
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// If the message content is a string then it includes all interesting fields and is meaningful.
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if (typeof data.content === "string") {
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/** @type {import("discord-api-types/v10").GatewayMessageCreateDispatchData} */
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const message = data
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/** @type {import("discord-api-types/v10").APIGuildChannel} */
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const channel = client.channels.get(message.channel_id)
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if (!channel.guild_id) return // Nothing we can do in direct messages.
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const guild = client.guilds.get(channel.guild_id)
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if (message.guild_id !== "112760669178241024" && message.guild_id !== "497159726455455754") return // TODO: activate on other servers (requires the space creation flow to be done first)
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editMessage.editMessage(message, guild)
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}
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},
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/**
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* @param {import("./discord-client")} client
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* @param {import("discord-api-types/v10").GatewayMessageReactionAddDispatchData} data
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*/
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onReactionAdd(client, data) {
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if (data.user_id === client.user.id) return // m2d reactions are added by the discord bot user - do not reflect them back to matrix.
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if (data.emoji.id !== null) return // TODO: image emoji reactions
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console.log(data)
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addReaction.addReaction(data)
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},
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/**
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* @param {import("./discord-client")} client
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* @param {import("discord-api-types/v10").GatewayMessageDeleteDispatchData} data
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*/
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onMessageDelete(client, data) {
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console.log(data)
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deleteMessage.deleteMessage(data)
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}
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}
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