// Generated by CoffeeScript 1.12.7
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(function() {
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var FayeWebsocket, RawWebsocketSessionReceiver, Transport, WebSocketReceiver, transport, utils,
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extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
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hasProp = {}.hasOwnProperty;
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FayeWebsocket = require('faye-websocket');
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utils = require('./utils');
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transport = require('./transport');
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exports.app = {
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_websocket_check: function(req, connection, head) {
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if (!FayeWebsocket.isWebSocket(req)) {
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throw {
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status: 400,
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message: 'Not a valid websocket request'
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};
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}
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},
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sockjs_websocket: function(req, connection, head) {
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var ws;
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this._websocket_check(req, connection, head);
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ws = new FayeWebsocket(req, connection, head, null, this.options.faye_server_options);
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ws.onopen = (function(_this) {
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return function() {
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return transport.registerNoSession(req, _this, new WebSocketReceiver(ws, connection));
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};
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})(this);
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return true;
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},
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raw_websocket: function(req, connection, head) {
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var ver, ws;
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this._websocket_check(req, connection, head);
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ver = req.headers['sec-websocket-version'] || '';
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if (['8', '13'].indexOf(ver) === -1) {
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throw {
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status: 400,
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message: 'Only supported WebSocket protocol is RFC 6455.'
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};
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}
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ws = new FayeWebsocket(req, connection, head, null, this.options.faye_server_options);
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ws.onopen = (function(_this) {
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return function() {
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return new RawWebsocketSessionReceiver(req, connection, _this, ws);
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};
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})(this);
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return true;
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}
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};
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WebSocketReceiver = (function(superClass) {
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extend(WebSocketReceiver, superClass);
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WebSocketReceiver.prototype.protocol = "websocket";
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function WebSocketReceiver(ws1, connection1) {
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var x;
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this.ws = ws1;
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this.connection = connection1;
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try {
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this.connection.setKeepAlive(true, 5000);
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this.connection.setNoDelay(true);
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} catch (error) {
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x = error;
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}
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this.ws.addEventListener('message', (function(_this) {
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return function(m) {
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return _this.didMessage(m.data);
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};
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})(this));
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this.heartbeat_cb = (function(_this) {
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return function() {
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return _this.heartbeat_timeout();
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};
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})(this);
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WebSocketReceiver.__super__.constructor.call(this, this.connection);
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}
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WebSocketReceiver.prototype.setUp = function() {
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WebSocketReceiver.__super__.setUp.apply(this, arguments);
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return this.ws.addEventListener('close', this.thingy_end_cb);
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};
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WebSocketReceiver.prototype.tearDown = function() {
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this.ws.removeEventListener('close', this.thingy_end_cb);
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return WebSocketReceiver.__super__.tearDown.apply(this, arguments);
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};
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WebSocketReceiver.prototype.didMessage = function(payload) {
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var i, len, message, msg, results, x;
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if (this.ws && this.session && payload.length > 0) {
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try {
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message = JSON.parse(payload);
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} catch (error) {
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x = error;
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return this.didClose(3000, 'Broken framing.');
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}
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if (payload[0] === '[') {
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results = [];
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for (i = 0, len = message.length; i < len; i++) {
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msg = message[i];
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results.push(this.session.didMessage(msg));
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}
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return results;
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} else {
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return this.session.didMessage(message);
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}
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}
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};
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WebSocketReceiver.prototype.doSendFrame = function(payload) {
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var x;
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if (this.ws) {
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try {
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this.ws.send(payload);
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return true;
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} catch (error) {
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x = error;
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}
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}
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return false;
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};
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WebSocketReceiver.prototype.didClose = function(status, reason) {
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var x;
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if (status == null) {
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status = 1000;
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}
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if (reason == null) {
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reason = "Normal closure";
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}
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WebSocketReceiver.__super__.didClose.apply(this, arguments);
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try {
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this.ws.close(status, reason, false);
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} catch (error) {
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x = error;
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}
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this.ws = null;
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return this.connection = null;
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};
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WebSocketReceiver.prototype.heartbeat = function() {
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var hto_ref, supportsHeartbeats;
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supportsHeartbeats = this.ws.ping(null, function() {
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return clearTimeout(hto_ref);
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});
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if (supportsHeartbeats) {
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return hto_ref = setTimeout(this.heartbeat_cb, 10000);
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} else {
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return WebSocketReceiver.__super__.heartbeat.apply(this, arguments);
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}
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};
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WebSocketReceiver.prototype.heartbeat_timeout = function() {
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if (this.session != null) {
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return this.session.close(3000, 'No response from heartbeat');
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}
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};
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return WebSocketReceiver;
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})(transport.GenericReceiver);
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Transport = transport.Transport;
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RawWebsocketSessionReceiver = (function(superClass) {
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extend(RawWebsocketSessionReceiver, superClass);
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function RawWebsocketSessionReceiver(req, conn, server, ws1) {
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this.ws = ws1;
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this.prefix = server.options.prefix;
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this.readyState = Transport.OPEN;
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this.recv = {
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connection: conn,
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protocol: "websocket-raw"
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};
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this.connection = new transport.SockJSConnection(this);
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this.decorateConnection(req);
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server.emit('connection', this.connection);
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this._end_cb = (function(_this) {
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return function() {
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return _this.didClose();
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};
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})(this);
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this.ws.addEventListener('close', this._end_cb);
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this._message_cb = (function(_this) {
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return function(m) {
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return _this.didMessage(m);
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};
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})(this);
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this.ws.addEventListener('message', this._message_cb);
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}
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RawWebsocketSessionReceiver.prototype.didMessage = function(m) {
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if (this.readyState === Transport.OPEN) {
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this.connection.emit('data', m.data);
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}
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};
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RawWebsocketSessionReceiver.prototype.send = function(payload) {
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if (this.readyState !== Transport.OPEN) {
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return false;
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}
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this.ws.send(payload);
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return true;
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};
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RawWebsocketSessionReceiver.prototype.close = function(status, reason) {
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if (status == null) {
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status = 1000;
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}
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if (reason == null) {
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reason = "Normal closure";
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}
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if (this.readyState !== Transport.OPEN) {
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return false;
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}
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this.readyState = Transport.CLOSING;
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this.ws.close(status, reason, false);
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return true;
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};
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RawWebsocketSessionReceiver.prototype.didClose = function() {
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var x;
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if (!this.ws) {
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return;
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}
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this.ws.removeEventListener('message', this._message_cb);
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this.ws.removeEventListener('close', this._end_cb);
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try {
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this.ws.close(1000, "Normal closure", false);
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} catch (error) {
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x = error;
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}
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this.ws = null;
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this.readyState = Transport.CLOSED;
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this.connection.emit('end');
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this.connection.emit('close');
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return this.connection = null;
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};
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return RawWebsocketSessionReceiver;
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})(transport.Session);
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}).call(this);
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