chore: Remove WEBSOCKETS_ENABLED flag (#1383)
* chore: Remove WEBSOCKETS_ENALBED flag * lint
This commit is contained in:
Tom Moor
GitHub
278
server/index.js
278
server/index.js
@ -12,168 +12,166 @@ import policy from "./policies";
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const server = http.createServer(app.callback());
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let io;
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if (process.env.WEBSOCKETS_ENABLED === "true") {
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const { can } = policy;
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const { can } = policy;
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io = IO(server, {
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path: "/realtime",
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serveClient: false,
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cookie: false,
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});
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io = IO(server, {
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path: "/realtime",
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serveClient: false,
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cookie: false,
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});
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io.adapter(
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socketRedisAdapter({
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pubClient: client,
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subClient: subscriber,
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})
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);
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io.adapter(
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socketRedisAdapter({
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pubClient: client,
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subClient: subscriber,
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})
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);
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SocketAuth(io, {
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authenticate: async (socket, data, callback) => {
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const { token } = data;
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SocketAuth(io, {
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authenticate: async (socket, data, callback) => {
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const { token } = data;
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try {
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const user = await getUserForJWT(token);
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socket.client.user = user;
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try {
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const user = await getUserForJWT(token);
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socket.client.user = user;
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// store the mapping between socket id and user id in redis
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// so that it is accessible across multiple server nodes
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await client.hset(socket.id, "userId", user.id);
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// store the mapping between socket id and user id in redis
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// so that it is accessible across multiple server nodes
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await client.hset(socket.id, "userId", user.id);
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return callback(null, true);
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} catch (err) {
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return callback(err);
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return callback(null, true);
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} catch (err) {
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return callback(err);
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}
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},
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postAuthenticate: async (socket, data) => {
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const { user } = socket.client;
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// the rooms associated with the current team
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// and user so we can send authenticated events
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let rooms = [`team-${user.teamId}`, `user-${user.id}`];
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// the rooms associated with collections this user
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// has access to on connection. New collection subscriptions
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// are managed from the client as needed through the 'join' event
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const collectionIds = await user.collectionIds();
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collectionIds.forEach(collectionId =>
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rooms.push(`collection-${collectionId}`)
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);
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// join all of the rooms at once
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socket.join(rooms);
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// allow the client to request to join rooms
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socket.on("join", async event => {
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// user is joining a collection channel, because their permissions have
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// changed, granting them access.
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if (event.collectionId) {
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const collection = await Collection.scope({
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method: ["withMembership", user.id],
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}).findByPk(event.collectionId);
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if (can(user, "read", collection)) {
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socket.join(`collection-${event.collectionId}`);
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}
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}
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},
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postAuthenticate: async (socket, data) => {
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const { user } = socket.client;
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// the rooms associated with the current team
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// and user so we can send authenticated events
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let rooms = [`team-${user.teamId}`, `user-${user.id}`];
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// user is joining a document channel, because they have navigated to
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// view a document.
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if (event.documentId) {
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const document = await Document.findByPk(event.documentId, {
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userId: user.id,
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});
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// the rooms associated with collections this user
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// has access to on connection. New collection subscriptions
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// are managed from the client as needed through the 'join' event
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const collectionIds = await user.collectionIds();
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collectionIds.forEach(collectionId =>
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rooms.push(`collection-${collectionId}`)
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);
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// join all of the rooms at once
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socket.join(rooms);
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// allow the client to request to join rooms
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socket.on("join", async event => {
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// user is joining a collection channel, because their permissions have
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// changed, granting them access.
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if (event.collectionId) {
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const collection = await Collection.scope({
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method: ["withMembership", user.id],
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}).findByPk(event.collectionId);
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if (can(user, "read", collection)) {
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socket.join(`collection-${event.collectionId}`);
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}
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}
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// user is joining a document channel, because they have navigated to
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// view a document.
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if (event.documentId) {
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const document = await Document.findByPk(event.documentId, {
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userId: user.id,
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});
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if (can(user, "read", document)) {
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const room = `document-${event.documentId}`;
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await View.touch(event.documentId, user.id, event.isEditing);
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const editing = await View.findRecentlyEditingByDocument(
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event.documentId
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);
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socket.join(room, () => {
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// let everyone else in the room know that a new user joined
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io.to(room).emit("user.join", {
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userId: user.id,
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documentId: event.documentId,
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isEditing: event.isEditing,
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});
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// let this user know who else is already present in the room
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io.in(room).clients(async (err, sockets) => {
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if (err) throw err;
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// because a single user can have multiple socket connections we
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// need to make sure that only unique userIds are returned. A Map
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// makes this easy.
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let userIds = new Map();
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for (const socketId of sockets) {
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const userId = await client.hget(socketId, "userId");
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userIds.set(userId, userId);
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}
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socket.emit("document.presence", {
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documentId: event.documentId,
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userIds: Array.from(userIds.keys()),
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editingIds: editing.map(view => view.userId),
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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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// allow the client to request to leave rooms
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socket.on("leave", event => {
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if (event.collectionId) {
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socket.leave(`collection-${event.collectionId}`);
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}
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if (event.documentId) {
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if (can(user, "read", document)) {
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const room = `document-${event.documentId}`;
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socket.leave(room, () => {
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io.to(room).emit("user.leave", {
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await View.touch(event.documentId, user.id, event.isEditing);
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const editing = await View.findRecentlyEditingByDocument(
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event.documentId
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);
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socket.join(room, () => {
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// let everyone else in the room know that a new user joined
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io.to(room).emit("user.join", {
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userId: user.id,
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documentId: event.documentId,
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isEditing: event.isEditing,
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});
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// let this user know who else is already present in the room
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io.in(room).clients(async (err, sockets) => {
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if (err) throw err;
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// because a single user can have multiple socket connections we
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// need to make sure that only unique userIds are returned. A Map
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// makes this easy.
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let userIds = new Map();
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for (const socketId of sockets) {
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const userId = await client.hget(socketId, "userId");
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userIds.set(userId, userId);
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}
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socket.emit("document.presence", {
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documentId: event.documentId,
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userIds: Array.from(userIds.keys()),
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editingIds: editing.map(view => view.userId),
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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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});
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socket.on("disconnecting", () => {
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const rooms = Object.keys(socket.rooms);
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rooms.forEach(room => {
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if (room.startsWith("document-")) {
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const documentId = room.replace("document-", "");
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io.to(room).emit("user.leave", {
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userId: user.id,
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documentId,
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});
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}
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});
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});
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socket.on("presence", async event => {
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// allow the client to request to leave rooms
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socket.on("leave", event => {
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if (event.collectionId) {
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socket.leave(`collection-${event.collectionId}`);
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}
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if (event.documentId) {
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const room = `document-${event.documentId}`;
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if (event.documentId && socket.rooms[room]) {
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const view = await View.touch(
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event.documentId,
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user.id,
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event.isEditing
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);
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view.user = user;
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io.to(room).emit("user.presence", {
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socket.leave(room, () => {
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io.to(room).emit("user.leave", {
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userId: user.id,
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documentId: event.documentId,
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isEditing: event.isEditing,
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});
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});
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}
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});
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socket.on("disconnecting", () => {
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const rooms = Object.keys(socket.rooms);
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rooms.forEach(room => {
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if (room.startsWith("document-")) {
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const documentId = room.replace("document-", "");
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io.to(room).emit("user.leave", {
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userId: user.id,
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documentId,
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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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});
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socket.on("presence", async event => {
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const room = `document-${event.documentId}`;
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if (event.documentId && socket.rooms[room]) {
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const view = await View.touch(
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event.documentId,
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user.id,
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event.isEditing
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);
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view.user = user;
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io.to(room).emit("user.presence", {
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userId: user.id,
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documentId: event.documentId,
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isEditing: event.isEditing,
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});
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}
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});
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},
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});
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server.on("error", err => {
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throw err;
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