diff --git a/package-lock.json b/package-lock.json index 2843e507..178690a3 100644 --- a/package-lock.json +++ b/package-lock.json @@ -30,6 +30,7 @@ "get-stream": "^6.0.1", "h3": "^1.12.0", "heatsync": "^2.5.3", + "lru-cache": "^10.4.3", "minimist": "^1.2.8", "node-fetch": "^2.6.7", "prettier-bytes": "^1.0.4", @@ -2131,7 +2132,6 @@ "version": "10.4.3", "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-10.4.3.tgz", "integrity": "sha512-JNAzZcXrCt42VGLuYz0zfAzDfAvJWW6AfYlDBQyDV5DClI2m5sAmK+OIO7s59XfsRsWHp02jAJrRadPRGTt6SQ==", - "dev": true, "license": "ISC" }, "node_modules/make-dir": { diff --git a/package.json b/package.json index 4864beff..ba02a835 100644 --- a/package.json +++ b/package.json @@ -39,6 +39,7 @@ "get-stream": "^6.0.1", "h3": "^1.12.0", "heatsync": "^2.5.3", + "lru-cache": "^10.4.3", "minimist": "^1.2.8", "node-fetch": "^2.6.7", "prettier-bytes": "^1.0.4", diff --git a/readme.md b/readme.md index cfb49398..992d0dee 100644 --- a/readme.md +++ b/readme.md @@ -189,6 +189,7 @@ Total transitive production dependencies: 147 * (0) get-stream: Only needed if content_length_workaround is true. * (1) heatsync: Module hot-reloader that I trust. * (1) js-yaml: Will be removed in the future after registration.yaml is converted to JSON. +* (0) lru-cache: For holding unused nonce in memory and letting them be overwritten later if never used. * (0) minimist: It's already pulled in by better-sqlite3->prebuild-install. * (3) node-fetch@2: I like it and it does what I want. Version 2 is used because version 3 is ESM-only. * (0) prettier-bytes: It does what I want and has no dependencies. diff --git a/scripts/seed.js b/scripts/seed.js index 300ee29c..f20afb70 100755 --- a/scripts/seed.js +++ b/scripts/seed.js @@ -38,6 +38,7 @@ const passthrough = require("../src/passthrough") const db = new sqlite("ooye.db") const migrate = require("../src/db/migrate") +/** @type {import("heatsync").default} */ // @ts-ignore const sync = new HeatSync({watchFS: false}) Object.assign(passthrough, {sync, db}) @@ -166,8 +167,28 @@ async function validateHomeserverOrigin(serverUrlPrompt, url) { } } }) + + console.log("What is your Discord client secret?") + /** @type {{discord_client_secret: string}} */ + const clientSecretResponse = await prompt({ + type: "input", + name: "discord_client_secret", + message: "Client secret" + }) + const template = getTemplateRegistration() - reg = {...template, url: bridgeOriginResponse.bridge_origin, ooye: {...template.ooye, ...serverNameResponse, ...bridgeOriginResponse, server_origin: serverOrigin, ...discordTokenResponse}} + reg = { + ...template, + url: bridgeOriginResponse.bridge_origin, + ooye: { + ...template.ooye, + ...serverNameResponse, + ...bridgeOriginResponse, + server_origin: serverOrigin, + ...discordTokenResponse, + ...clientSecretResponse + } + } registration.reg = reg checkRegistration(reg) writeRegistration(reg) diff --git a/scripts/start-server.js b/scripts/start-server.js new file mode 100755 index 00000000..430b3bab --- /dev/null +++ b/scripts/start-server.js @@ -0,0 +1,42 @@ +#!/usr/bin/env node +// @ts-check + +const {createServer} = require("http") +const EventEmitter = require("events") +const {createApp, createRouter, toNodeListener} = require("h3") +const sqlite = require("better-sqlite3") +const migrate = require("../src/db/migrate") +const HeatSync = require("heatsync") + +const {reg} = require("../src/matrix/read-registration") +const passthrough = require("../src/passthrough") +const db = new sqlite("ooye.db") + +/** @type {import("heatsync").default} */ // @ts-ignore +const sync = new HeatSync() + +Object.assign(passthrough, {sync, db}) + +const DiscordClient = require("../src/d2m/discord-client") + +const discord = new DiscordClient(reg.ooye.discord_token, "half") +passthrough.discord = discord + +const app = createApp() +const router = createRouter() +app.use(router) +const server = createServer(toNodeListener(app)) +server.listen(reg.socket || new URL(reg.url).port) +const as = Object.assign(new EventEmitter(), {app, router, server}) // @ts-ignore +passthrough.as = as + +const orm = sync.require("../src/db/orm") +passthrough.from = orm.from +passthrough.select = orm.select + +;(async () => { + await migrate.migrate(db) + await discord.cloud.connect() + console.log("Discord gateway started") + sync.require("../src/web/server") +})() diff --git a/src/d2m/discord-client.js b/src/d2m/discord-client.js index ace8481a..bffb9046 100644 --- a/src/d2m/discord-client.js +++ b/src/d2m/discord-client.js @@ -6,7 +6,7 @@ const { Client: CloudStorm } = require("cloudstorm") const passthrough = require("../passthrough") const { sync } = passthrough -/** @type {typeof import("./discord-packets")} */ +/** @type {import("./discord-packets")} */ const discordPackets = sync.require("./discord-packets") class DiscordClient { diff --git a/src/db/migrations/0014-add-guild-autocreate.sql b/src/db/migrations/0014-add-guild-autocreate.sql new file mode 100644 index 00000000..a6ad212c --- /dev/null +++ b/src/db/migrations/0014-add-guild-autocreate.sql @@ -0,0 +1,5 @@ +BEGIN TRANSACTION; + +ALTER TABLE guild_space ADD COLUMN autocreate INTEGER NOT NULL DEFAULT 1; + +COMMIT; diff --git a/src/db/orm-defs.d.ts b/src/db/orm-defs.d.ts index a0b6e513..a9c2c85a 100644 --- a/src/db/orm-defs.d.ts +++ b/src/db/orm-defs.d.ts @@ -31,6 +31,7 @@ export type Models = { guild_id: string space_id: string privacy_level: number + autocreate: number } lottie: { diff --git a/src/db/orm.js b/src/db/orm.js index 601a7a0c..646012bc 100644 --- a/src/db/orm.js +++ b/src/db/orm.js @@ -15,8 +15,13 @@ function select(table, cols, where = {}, e = "") { if (!Array.isArray(cols)) cols = [cols] const parameters = [] const wheres = Object.entries(where).map(([col, value]) => { - parameters.push(value) - return `"${col}" = ?` + if (Array.isArray(value)) { + parameters.push(...value) + return `"${col}" IN (` + Array(value.length).fill("?").join(", ") + ")" + } else { + parameters.push(value) + return `"${col}" = ?` + } }) const whereString = wheres.length ? " WHERE " + wheres.join(" AND ") : "" /** @type {U.Prepared>} */ diff --git a/src/types.d.ts b/src/types.d.ts index 53f9f302..62d9b30f 100644 --- a/src/types.d.ts +++ b/src/types.d.ts @@ -24,6 +24,7 @@ export type AppServiceRegistrationConfig = { server_origin: string bridge_origin: string discord_token: string + discord_client_secret: string content_length_workaround: boolean include_user_id_in_mxid: boolean invite: string[] diff --git a/src/web/pug-sync.js b/src/web/pug-sync.js new file mode 100644 index 00000000..32e7acc6 --- /dev/null +++ b/src/web/pug-sync.js @@ -0,0 +1,78 @@ +// @ts-check + +const assert = require("assert/strict") +const fs = require("fs") +const {join} = require("path") +const h3 = require("h3") +const {defineEventHandler, defaultContentType, setResponseStatus, useSession, getQuery} = h3 +const {compileFile} = require("@cloudrac3r/pug") + +const {as} = require("../passthrough") +const {reg} = require("../matrix/read-registration") + +// Pug + +let globals = {} + +/** @type {Map) => Promise>} */ +const pugCache = new Map() + +function addGlobals(obj) { + Object.assign(globals, obj) +} + +/** + * @param {import("h3").H3Event} event + * @param {string} filename + * @param {Record} locals + */ +function render(event, filename, locals) { + const path = join(__dirname, "pug", filename) + + function compile() { + try { + const template = compileFile(path, {}) + pugCache.set(path, async (event, locals) => { + defaultContentType(event, "text/html; charset=utf-8") + const session = await useSession(event, {password: reg.as_token}) + return template(Object.assign({}, + getQuery(event), // Query parameters can be easily accessed on the top level but don't allow them to overwrite anything + globals, // Globals + locals, // Explicit locals overwrite globals in case we need to DI something + {session} // Session is always session because it has to be trusted + )) + }) + } catch (e) { + pugCache.set(path, async (event) => { + setResponseStatus(event, 500, "Internal Template Error") + defaultContentType(event, "text/plain") + return e.toString() + }) + } + } + + if (!pugCache.has(path)) { + compile() + fs.watch(path, {persistent: false}, compile) + fs.watch(join(__dirname, "pug", "includes"), {persistent: false}, compile) + } + + const cb = pugCache.get(path) + assert(cb) + return cb(event, locals) +} + +/** + * @param {import("h3").Router} router + * @param {string} url + * @param {string} filename + */ +function createRoute(router, url, filename) { + router.get(url, defineEventHandler(async event => { + return render(event, filename, {}) + })) +} + +module.exports.addGlobals = addGlobals +module.exports.render = render +module.exports.createRoute = createRoute diff --git a/src/web/pug/guild.pug b/src/web/pug/guild.pug new file mode 100644 index 00000000..9cc07722 --- /dev/null +++ b/src/web/pug/guild.pug @@ -0,0 +1,159 @@ +extends includes/template.pug + +mixin badge-readonly + .s-badge.s-badge__xs.s-badge__icon.s-badge__muted + != icons.Icons.IconEyeSm + | Read-only + +mixin badge-private + .s-badge.s-badge__xs.s-badge__icon.s-badge__warning + != icons.Icons.IconLockSm + | Private + +mixin discord(channel, radio=false) + - let permissions = dUtils.getPermissions([], discord.guilds.get(channel.guild_id).roles, "", channel.permission_overwrites) + .s-user-card.s-user-card__small + if !dUtils.hasPermission(permissions, DiscordTypes.PermissionFlagsBits.ViewChannel) + != icons.Icons.IconLock + else if channel.type === 5 + != icons.Icons.IconBullhorn + else if channel.type === 2 + != icons.Icons.IconPhone + else if channel.type === 11 || channel.type === 12 + != icons.Icons.IconCollection + else + include includes/hash.svg + .s-user-card--info.ws-nowrap + if radio + = channel.name + else + .s-user-card--link.fs-body1 + a(href=`https://discord.com/channels/${channel.guild_id}/${channel.id}`)= channel.name + if channel.parent_id + .s-user-card--location= discord.channels.get(channel.parent_id).name + if !dUtils.hasPermission(permissions, DiscordTypes.PermissionFlagsBits.ViewChannel) + +badge-private + else if !dUtils.hasPermission(permissions, DiscordTypes.PermissionFlagsBits.SendMessages) + +badge-readonly + +mixin matrix(row, radio=false, badge="") + .s-user-card.s-user-card__small + != icons.Icons.IconMessage + .s-user-card--info.ws-nowrap + if radio + = row.nick || row.name + else + .s-user-card--link.fs-body1 + a(href=`https://matrix.to/#/${row.room_id}`)= row.nick || row.name + +block body + if !guild_id && session.data.managedGuilds + .s-empty-state.wmx4.p48 + != icons.Spots.SpotEmptyXL + p Select a server from the top right corner to continue. + p If the server you're looking for isn't there, try #[a(href="/oauth?action=add") logging in again.] + + else if !session.data.managedGuilds + .s-empty-state.wmx4.p48 + != icons.Spots.SpotEmptyXL + p You need to log in to manage your servers. + a.s-btn.s-btn__icon.s-btn__filled(href="/oauth") + != icons.Icons.IconDiscord + = ` Log in with Discord` + + else if !discord.guilds.has(guild_id) || !session.data.managedGuilds || !session.data.managedGuilds.includes(guild_id) + .s-empty-state.wmx4.p48 + != icons.Spots.SpotAlertXL + p Either the selected server doesn't exist, or you don't have the Manage Server permission on Discord. + p If you've checked your permissions, try #[a(href="/oauth") logging in again.] + + else + - let guild = discord.guilds.get(guild_id) + + .s-page-title.mb24 + h1.s-page-title--header= guild.name + + .d-flex.g16 + .fl-grow1 + h2.fs-headline1 Invite a Matrix user + + form.d-grid.g-af-column.gy4.gx8.jc-start(method="post" action="/api/invite" style="grid-template-rows: repeat(2, auto)") + label.s-label(for="mxid") Matrix ID + input.fl-grow1.s-input.wmx3#mxid(name="mxid" required placeholder="@user:example.org") + label.s-label(for="permissions") Permissions + .s-select + select#permissions(name="permissions") + option(value="default") Default + option(value="moderator") Moderator + input(type="hidden" name="guild_id" value=guild_id) + .grid--row-start2 + button.s-btn.s-btn__filled.htmx-indicator Invite + div + - + let size = 105 + let src = new URL(`https://api.qrserver.com/v1/create-qr-code/?qzone=1&format=svg&size=${size}x${size}`) + src.searchParams.set("data", `https://bridge.cadence.moe/invite?nonce=${nonce}`) + img(width=size height=size src=src.toString()) + + h2.mt48.fs-headline1 Linked channels + + - + function getPosition(channel) { + let position = 0 + let looking = channel + while (looking.parent_id) { + looking = discord.channels.get(looking.parent_id) + position = looking.position * 1000 + } + if (channel.position) position += channel.position + return position + } + let channelIDs = discord.guildChannelMap.get(guild_id) + + let linkedChannels = select("channel_room", ["channel_id", "room_id", "name", "nick"], {channel_id: channelIDs}).all() + let linkedChannelsWithDetails = linkedChannels.map(c => ({channel: discord.channels.get(c.channel_id), ...c})).filter(c => c.channel) + let linkedChannelIDs = linkedChannelsWithDetails.map(c => c.channel_id) + linkedChannelsWithDetails.sort((a, b) => getPosition(a.channel) - getPosition(b.channel)) + + let unlinkedChannelIDs = channelIDs.filter(c => !linkedChannelIDs.includes(c)) + let unlinkedChannels = unlinkedChannelIDs.map(c => discord.channels.get(c)).filter(c => [0, 5].includes(c.type)) + unlinkedChannels.sort((a, b) => getPosition(a) - getPosition(b)) + .s-card.bs-sm.p0 + .s-table-container + table.s-table.s-table__bx-simple + each row in linkedChannelsWithDetails + tr + td.w40: +discord(row.channel) + td.p2: button.s-btn.s-btn__muted.s-btn__xs!= icons.Icons.IconLinkSm + td: +matrix(row) + else + tr + td(colspan="3") + .s-empty-state No channels linked between Discord and Matrix yet... + + h3.mt32.fs-category Auto-create + .s-card + form.d-flex.ai-center.g8 + label.s-label.fl-grow1(for="autocreate") + | Create new Matrix rooms automatically + p.s-description If you want, OOYE can automatically create new Matrix rooms and link them when a new Discord channel is spoken in. + - let value = select("guild_space", "autocreate", {guild_id}).pluck().get() + input(type="hidden" name="guild_id" value=guild_id) + input.s-toggle-switch.order-last#autocreate(name="autocreate" type="checkbox" hx-post="/api/autocreate" hx-indicator="#autocreate-loading" hx-disabled-elt="this" checked=value) + .is-loading#autocreate-loading + + h3.mt32.fs-category Manually link channels + form.d-flex.g16.ai-start(method="post" action="/api/link") + .fl-grow2.s-btn-group.fd-column.w40 + each channel in unlinkedChannels + input.s-btn--radio(type="radio" name="discord" id=channel.id value=channel.id) + label.s-btn.s-btn__muted.ta-left.truncate(for=channel.id) + +discord(channel, true, "Announcement") + else + .s-empty-state.p8 All Discord channels are linked. + .fl-grow1.s-btn-group.fd-column.w30 + .s-empty-state.p8 I don't know how to get the Matrix room list yet... + div + button.s-btn.s-btn__icon.s-btn__filled + != icons.Icons.IconLink + = ` Connect` diff --git a/src/web/pug/home.pug b/src/web/pug/home.pug new file mode 100644 index 00000000..1ad787da --- /dev/null +++ b/src/web/pug/home.pug @@ -0,0 +1,24 @@ +extends includes/template.pug + +block body + .s-page-title.mb24 + h1.s-page-title--header Bridge a Discord server + + .d-grid.grid__2.g24 + .s-card.bs-md.d-flex.fd-column + h2 Easy mode + p Add the bot to your Discord server. + p It will automatically create new Matrix rooms for you. + .fl-grow1 + a.s-btn.s-btn__filled.s-btn__icon(href="/oauth?action=add") + != icons.Icons.IconPlus + = ` Add to server` + .s-card.bs-md.d-flex.fd-column + h2 Self-service + p OOYE will link an existing Discord server and Matrix space together. + p Choose this option if you already have a community set up on Matrix. + p Or, choose this if you're migrating from a different bridge. + .fl-grow1 + a.s-btn.s-btn__outlined.s-btn__icon(href="/oauth?action=add-self-service") + != icons.Icons.IconUnorderedList + = ` Set up self-service` diff --git a/src/web/pug/includes/hash.svg b/src/web/pug/includes/hash.svg new file mode 100644 index 00000000..0f6fdd7c --- /dev/null +++ b/src/web/pug/includes/hash.svg @@ -0,0 +1,46 @@ + + diff --git a/src/web/pug/includes/template.pug b/src/web/pug/includes/template.pug new file mode 100644 index 00000000..c117056c --- /dev/null +++ b/src/web/pug/includes/template.pug @@ -0,0 +1,66 @@ +mixin guild(guild) + span.s-avatar.s-avatar__32.s-user-card--avatar + if guild.icon + img.s-avatar--image(src=`https://cdn.discordapp.com/icons/${guild.id}/${guild.icon}.png?size=32`) + else + .s-avatar--letter.bg-silver-400.bar-md(aria-hidden="true")= guild.name[0] + .s-user-card--info.ai-start + strong= guild.name + ul.s-user-card--awards + li #{discord.guildChannelMap.get(guild.id).filter(c => [0, 5, 15, 16].includes(discord.channels.get(c).type)).length} channels + +doctype html +html(lang="en") + head + title Out Of Your Element + link(rel="stylesheet" type="text/css" href="/static/stacks.min.css") + + meta(name="htmx-config" content='{"indicatorClass":"is-loading"}') + style. + .themed { + --theme-base-primary-color-h: 266; + --theme-base-primary-color-s: 53%; + --theme-base-primary-color-l: 63%; + --theme-dark-primary-color-h: 266; + --theme-dark-primary-color-s: 53%; + --theme-dark-primary-color-l: 63%; + } + body.themed.theme-system + header.s-topbar + .s-topbar--skip-link(href="#content") Skip to main content + .s-topbar--container.wmx9 + a.s-topbar--logo(href="/") + img.s-avatar.s-avatar__32(src="/icon.png") + nav.s-topbar--navigation + ul.s-topbar--content + li.ps-relative + if !session.data.managedGuilds || session.data.managedGuilds.length === 0 + a.s-btn.s-btn__icon.as-center(href="/oauth") + != icons.Icons.IconDiscord + = ` Log in` + else if guild_id && session.data.managedGuilds.includes(guild_id) && discord.guilds.has(guild_id) + button.s-topbar--item.s-btn.s-btn__muted.s-user-card(popovertarget="guilds") + +guild(discord.guilds.get(guild_id)) + else if session.data.managedGuilds + button.s-topbar--item.s-btn.s-btn__muted.s-btn__dropdown.pr24.s-user-card.s-label(popovertarget="guilds") + | Your servers + #guilds(popover data-popper-placement="bottom" style="display: revert; width: revert;").s-popover.overflow-visible + .s-popover--arrow.s-popover--arrow__tc + .s-popover--content.overflow-y-auto.overflow-x-hidden + ul.s-menu(role="menu") + each guild in (session.data.managedGuilds || []).map(id => discord.guilds.get(id)).filter(g => g) + li(role="menuitem") + a.s-topbar--item.s-user-card.d-flex.p4(href=`/guild?guild_id=${guild.id}`) + +guild(guild) + .mx-auto.w100.wmx9.py24#content + block body + script. + document.querySelectorAll("[popovertarget]").forEach(e => { + e.addEventListener("click", () => { + const rect = e.getBoundingClientRect() + const t = `:popover-open { position: absolute; top: ${Math.floor(rect.bottom)}px; left: ${Math.floor(rect.left + rect.width / 2)}px; width: ${Math.floor(rect.width)}px; transform: translateX(-50%); box-sizing: content-box; margin: 0 }` + // console.log(t) + document.styleSheets[0].insertRule(t) + }) + }) + script(src="/static/htmx.min.js") diff --git a/src/web/pug/invite.pug b/src/web/pug/invite.pug new file mode 100644 index 00000000..e3468800 --- /dev/null +++ b/src/web/pug/invite.pug @@ -0,0 +1,32 @@ +extends includes/template.pug + +block body + if !isValid + .s-empty-state.wmx4.p48 + != icons.Spots.SpotAlertXL + p This QR code has expired. + p Refresh the guild management page to generate a new one. + + else + - let guild = discord.guilds.get(guild_id) + + .s-page-title.mb24 + h1.s-page-title--header= guild.name + + .d-flex.g16 + .fl-grow1 + h2.fs-headline1 Invite a Matrix user + + form.d-flex.gy16.fd-column(method="post" action="/api/invite" style="grid-template-rows: repeat(2, auto)") + .d-flex.gy4.fd-column + label.s-label(for="mxid") Matrix ID + input.fl-grow1.s-input.wmx3#mxid(name="mxid" required placeholder="@user:example.org") + .d-flex.gy4.fd-column + label.s-label(for="permissions") Permissions + .s-select + select#permissions(name="permissions") + option(value="default") Default + option(value="moderator") Moderator + input(type="hidden" name="nonce" value=nonce) + div + button.s-btn.s-btn__filled.htmx-indicator Invite diff --git a/src/web/pug/ok.pug b/src/web/pug/ok.pug new file mode 100644 index 00000000..9aed7375 --- /dev/null +++ b/src/web/pug/ok.pug @@ -0,0 +1,6 @@ +extends includes/template.pug + +block body + .ta-center.wmx5.p48.mx-auto + != icons.Spots.SpotApproveXL + p.mt24.fs-body2= msg diff --git a/src/web/routes/guild-settings.js b/src/web/routes/guild-settings.js new file mode 100644 index 00000000..d67a5f29 --- /dev/null +++ b/src/web/routes/guild-settings.js @@ -0,0 +1,23 @@ +// @ts-check + +const {z} = require("zod") +const {defineEventHandler, sendRedirect, useSession, createError, readValidatedBody} = require("h3") + +const {as, db} = require("../../passthrough") +const {reg} = require("../../matrix/read-registration") + +const schema = { + autocreate: z.object({ + guild_id: z.string(), + autocreate: z.string().optional() + }) +} + +as.router.post("/api/autocreate", defineEventHandler(async event => { + const parsedBody = await readValidatedBody(event, schema.autocreate.parse) + const session = await useSession(event, {password: reg.as_token}) + if (!(session.data.managedGuilds || []).includes(parsedBody.guild_id)) throw createError({status: 403, message: "Forbidden", data: "Can't change settings for a guild you don't have Manage Server permissions in"}) + + db.prepare("UPDATE guild_space SET autocreate = ? WHERE guild_id = ?").run(+!!parsedBody.autocreate, parsedBody.guild_id) + return sendRedirect(event, `/guild?guild_id=${parsedBody.guild_id}`, 302) +})) diff --git a/src/web/routes/invite.js b/src/web/routes/invite.js new file mode 100644 index 00000000..eec7a3c6 --- /dev/null +++ b/src/web/routes/invite.js @@ -0,0 +1,99 @@ +// @ts-check + +const assert = require("assert/strict") +const {z} = require("zod") +const {defineEventHandler, sendRedirect, useSession, createError, getValidatedQuery, readValidatedBody} = require("h3") +const {randomUUID} = require("crypto") +const {LRUCache} = require("lru-cache") + +const {discord, as, sync, select} = require("../../passthrough") +/** @type {import("../pug-sync")} */ +const pugSync = sync.require("../pug-sync") +const {reg} = require("../../matrix/read-registration") + +/** @type {import("../../matrix/api")} */ +const api = sync.require("../../matrix/api") + +const schema = { + guild: z.object({ + guild_id: z.string().optional() + }), + invite: z.object({ + mxid: z.string().regex(/@([^:]+):([a-z0-9:-]+\.[a-z0-9.:-]+)/), + permissions: z.enum(["default", "moderator"]), + guild_id: z.string().optional(), + nonce: z.string().optional() + }), + inviteNonce: z.object({ + nonce: z.string() + }) +} + +/** @type {LRUCache} nonce to guild id */ +const validNonce = new LRUCache({max: 200}) + +as.router.get("/guild", defineEventHandler(async event => { + const {guild_id} = await getValidatedQuery(event, schema.guild.parse) + const nonce = randomUUID() + if (guild_id) { + // Security note: the nonce alone is valid for updating the guild + // We have not verified the user has sufficient permissions in the guild at generation time + // These permissions are checked later during page rendering and the generated nonce is only revealed if the permissions are sufficient + validNonce.set(nonce, guild_id) + } + return pugSync.render(event, "guild.pug", {nonce}) +})) + +as.router.get("/invite", defineEventHandler(async event => { + const {nonce} = await getValidatedQuery(event, schema.inviteNonce.parse) + const isValid = validNonce.has(nonce) + const guild_id = validNonce.get(nonce) + const guild = discord.guilds.get(guild_id || "") + return pugSync.render(event, "invite.pug", {isValid, nonce, guild_id, guild}) +})) + +as.router.post("/api/invite", defineEventHandler(async event => { + const parsedBody = await readValidatedBody(event, schema.invite.parse) + const session = await useSession(event, {password: reg.as_token}) + + // Check guild ID or nonce + if (parsedBody.guild_id) { + var guild_id = parsedBody.guild_id + if (!(session.data.managedGuilds || []).includes(guild_id)) throw createError({status: 403, message: "Forbidden", data: "Can't invite users to a guild you don't have Manage Server permissions in"}) + } else if (parsedBody.nonce) { + if (!validNonce.has(parsedBody.nonce)) throw createError({status: 403, message: "Nonce expired", data: "Nonce means number-used-once, and, well, you tried to use it twice..."}) + let ok = validNonce.get(parsedBody.nonce) + assert(ok) + var guild_id = ok + validNonce.delete(parsedBody.nonce) + } else { + throw createError({status: 400, message: "Missing guild ID", data: "Passing a guild ID or a nonce is required."}) + } + + // Check guild is bridged + const spaceID = select("guild_space", "space_id", {guild_id: guild_id}).pluck().get() + if (!spaceID) throw createError({status: 428, message: "Server not bridged", data: "You can only invite Matrix users to servers that are bridged to Matrix."}) + + // Check for existing invite to the space + let spaceMember + try { + spaceMember = await api.getStateEvent(spaceID, "m.room.member", parsedBody.mxid) + } catch (e) {} + if (spaceMember && (spaceMember.membership === "invite" || spaceMember.membership === "join")) { + return sendRedirect(event, `/guild?guild_id=${guild_id}`, 302) + } + + // Invite + await api.inviteToRoom(spaceID, parsedBody.mxid) + + // Permissions + if (parsedBody.permissions === "moderator") { + await api.setUserPowerCascade(spaceID, parsedBody.mxid, 50) + } + + if (parsedBody.guild_id) { + return sendRedirect(event, `/guild?guild_id=${guild_id}`, 302) + } else { + return sendRedirect(event, "/ok?msg=User has been invited.", 302) + } +})) diff --git a/src/web/routes/oauth.js b/src/web/routes/oauth.js new file mode 100644 index 00000000..f3078ade --- /dev/null +++ b/src/web/routes/oauth.js @@ -0,0 +1,92 @@ +// @ts-check + +const {z} = require("zod") +const {randomUUID} = require("crypto") +const {defineEventHandler, getValidatedQuery, sendRedirect, getQuery, useSession, createError} = require("h3") +const {SnowTransfer} = require("snowtransfer") +const DiscordTypes = require("discord-api-types/v10") +const fetch = require("node-fetch") + +const {as} = require("../../passthrough") +const {id} = require("../../../addbot") +const {reg} = require("../../matrix/read-registration") + +const redirect_uri = `${reg.ooye.bridge_origin}/oauth` + +const schema = { + first: z.object({ + action: z.string().optional() + }), + code: z.object({ + state: z.string(), + code: z.string(), + guild_id: z.string().optional() + }), + token: z.object({ + token_type: z.string(), + access_token: z.string(), + expires_in: z.number({coerce: true}), + refresh_token: z.string(), + scope: z.string() + }) +} + +as.router.get("/oauth", defineEventHandler(async event => { + const session = await useSession(event, {password: reg.as_token}) + let scope = "guilds" + + const parsedFirstQuery = await getValidatedQuery(event, schema.first.safeParse) + if (parsedFirstQuery.data?.action === "add") { + scope = "bot+guilds" + await session.update({selfService: false}) + } else if (parsedFirstQuery.data?.action === "add-self-service") { + scope = "bot+guilds" + await session.update({selfService: true}) + } + + async function tryAgain() { + const newState = randomUUID() + await session.update({state: newState}) + return sendRedirect(event, `https://discord.com/oauth2/authorize?client_id=${id}&scope=${scope}&permissions=1610883072&response_type=code&redirect_uri=${redirect_uri}&state=${newState}`) + } + + const parsedQuery = await getValidatedQuery(event, schema.code.safeParse) + if (!parsedQuery.success) return tryAgain() + + const savedState = session.data.state + if (!savedState) throw createError({status: 400, message: "Missing state", data: "Missing saved state parameter. Please try again, and make sure you have cookies enabled."}) + if (savedState != parsedQuery.data.state) return tryAgain() + + const res = await fetch("https://discord.com/api/oauth2/token", { + method: "post", + body: new URLSearchParams({ + grant_type: "authorization_code", + client_id: id, + client_secret: reg.ooye.discord_client_secret, + redirect_uri, + code: parsedQuery.data.code + }) + }) + const root = await res.json() + + const parsedToken = schema.token.safeParse(root) + if (!res.ok || !parsedToken.success) { + throw createError({status: 502, message: "Invalid token response", data: `Discord completed OAuth, but returned this instead of an OAuth access token: ${JSON.stringify(root)}`}) + } + + const client = new SnowTransfer(`Bearer ${parsedToken.data.access_token}`) + try { + const guilds = await client.user.getGuilds() + const managedGuilds = guilds.filter(g => BigInt(g.permissions) & DiscordTypes.PermissionFlagsBits.ManageGuild).map(g => g.id) + await session.update({managedGuilds}) + } catch (e) { + throw createError({status: 502, message: "API call failed", data: e.message}) + } + + if (parsedQuery.data.guild_id) { + // TODO: we probably need to create a matrix space and database entry immediately here so that self-service settings apply and so matrix users can be invited + return sendRedirect(event, `/guild?guild_id=${parsedQuery.data.guild_id}`, 302) + } + + return sendRedirect(event, "/", 302) +})) diff --git a/src/web/server.js b/src/web/server.js index 967885ce..387439f1 100644 --- a/src/web/server.js +++ b/src/web/server.js @@ -1,6 +1,62 @@ // @ts-check -const {sync, as} = require("../passthrough") +const fs = require("fs") +const {join} = require("path") +const h3 = require("h3") +const {defineEventHandler, defaultContentType, getRequestHeader, setResponseHeader, setResponseStatus, useSession, getQuery, handleCacheHeaders} = h3 +const icons = require("@stackoverflow/stacks-icons") +const DiscordTypes = require("discord-api-types/v10") +const dUtils = require("../discord/utils") + +const {sync, discord, as, select} = require("../passthrough") +/** @type {import("./pug-sync")} */ +const pugSync = sync.require("./pug-sync") +const {id} = require("../../addbot") + +// Pug + +pugSync.addGlobals({id, h3, discord, select, DiscordTypes, dUtils, icons}) +pugSync.createRoute(as.router, "/", "home.pug") +pugSync.createRoute(as.router, "/ok", "ok.pug") + +// Routes sync.require("./routes/download-matrix") sync.require("./routes/download-discord") +sync.require("./routes/invite") +sync.require("./routes/guild-settings") +sync.require("./routes/oauth") + +// Files + +function compressResponse(event, response) { + if (!getRequestHeader(event, "accept-encoding")?.includes("gzip")) return + if (typeof response.body !== "string") return + /** @type {ReadableStream} */ // @ts-ignore + const stream = new Response(response.body).body + setResponseHeader(event, "content-encoding", "gzip") + response.body 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