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