// Generated by CoffeeScript 1.7.1
/*
   Stomp Over WebSocket http://www.jmesnil.net/stomp-websocket/doc/ | Apache License V2.0

   Copyright (C) 2010-2013 [Jeff Mesnil](http://jmesnil.net/)
   Copyright (C) 2012 [FuseSource, Inc.](http://fusesource.com)
 */
(function() {
	var t, e, n, i, r = {}.hasOwnProperty,
		o = [].slice;
	t = {
		LF: "\n",
		NULL: "\x00"
	};
	n = function() {
		var e;

		function n(t, e, n) {
			this.command = t;
			this.headers = e != null ? e : {};
			this.body = n != null ? n : ""
		}
		n.prototype.toString = function() {
			var e, i, o, s, u;
			e = [this.command];
			o = this.headers["content-length"] === false ? true : false;
			if(o) {
				delete this.headers["content-length"]
			}
			u = this.headers;
			for(i in u) {
				if(!r.call(u, i)) continue;
				s = u[i];
				e.push("" + i + ":" + s)
			}
			if(this.body && !o) {
				e.push("content-length:" + n.sizeOfUTF8(this.body))
			}
			e.push(t.LF + this.body);
			return e.join(t.LF)
		};
		n.sizeOfUTF8 = function(t) {
			if(t) {
				return encodeURI(t).match(/%..|./g).length
			} else {
				return 0
			}
		};
		e = function(e) {
			var i, r, o, s, u, a, c, f, h, l, p, d, g, b, m, v, y;
			s = e.search(RegExp("" + t.LF + t.LF));
			u = e.substring(0, s).split(t.LF);
			o = u.shift();
			a = {};
			d = function(t) {
				return t.replace(/^\s+|\s+$/g, "")
			};
			v = u.reverse();
			for(g = 0, m = v.length; g < m; g++) {
				l = v[g];
				f = l.indexOf(":");
				a[d(l.substring(0, f))] = d(l.substring(f + 1))
			}
			i = "";
			p = s + 2;
			if(a["content-length"]) {
				h = parseInt(a["content-length"]);
				i = ("" + e).substring(p, p + h)
			} else {
				r = null;
				for(c = b = p, y = e.length; p <= y ? b < y : b > y; c = p <= y ? ++b : --b) {
					r = e.charAt(c);
					if(r === t.NULL) {
						break
					}
					i += r
				}
			}
			return new n(o, a, i)
		};
		n.unmarshall = function(n) {
			var i, r, o, s;
			r = n.split(RegExp("" + t.NULL + t.LF + "*"));
			s = {
				frames: [],
				partial: ""
			};
			s.frames = function() {
				var t, n, o, s;
				o = r.slice(0, -1);
				s = [];
				for(t = 0, n = o.length; t < n; t++) {
					i = o[t];
					s.push(e(i))
				}
				return s
			}();
			o = r.slice(-1)[0];
			if(o === t.LF || o.search(RegExp("" + t.NULL + t.LF + "*$")) !== -1) {
				s.frames.push(e(o))
			} else {
				s.partial = o
			}
			return s
		};
		n.marshall = function(e, i, r) {
			var o;
			o = new n(e, i, r);
			return o.toString() + t.NULL
		};
		return n
	}();
	e = function() {
		var e;

		function r(t) {
			this.ws = t;
			this.ws.binaryType = "arraybuffer";
			this.counter = 0;
			this.connected = false;
			this.heartbeat = {
				outgoing: 1e4,
				incoming: 1e4
			};
			this.maxWebSocketFrameSize = 16 * 1024;
			this.subscriptions = {};
			this.partialData = ""
		}
		r.prototype.debug = function(t) {
			var e;
			return typeof window !== "undefined" && window !== null ? (e = window.console) != null ? e.log(t) : void 0 : void 0
		};
		e = function() {
			if(Date.now) {
				return Date.now()
			} else {
				return(new Date).valueOf
			}
		};
		r.prototype._transmit = function(t, e, i) {
			var r;
			r = n.marshall(t, e, i);
			if(typeof this.debug === "function") {
				this.debug(">>> " + r)
			}
			while(true) {
				if(r.length > this.maxWebSocketFrameSize) {
					this.ws.send(r.substring(0, this.maxWebSocketFrameSize));
					r = r.substring(this.maxWebSocketFrameSize);
					if(typeof this.debug === "function") {
						this.debug("remaining = " + r.length)
					}
				} else {
					return this.ws.send(r)
				}
			}
		};
		r.prototype._setupHeartbeat = function(n) {
			var r, o, s, u, a, c;
			if((a = n.version) !== i.VERSIONS.V1_1 && a !== i.VERSIONS.V1_2) {
				return
			}
			c = function() {
				var t, e, i, r;
				i = n["heart-beat"].split(",");
				r = [];
				for(t = 0, e = i.length; t < e; t++) {
					u = i[t];
					r.push(parseInt(u))
				}
				return r
			}(), o = c[0], r = c[1];
			if(!(this.heartbeat.outgoing === 0 || r === 0)) {
				s = Math.max(this.heartbeat.outgoing, r);
				if(typeof this.debug === "function") {
					this.debug("send PING every " + s + "ms")
				}
				this.pinger = i.setInterval(s, function(e) {
					return function() {
						e.ws.send(t.LF);
						return typeof e.debug === "function" ? e.debug(">>> PING") : void 0
					}
				}(this))
			}
			if(!(this.heartbeat.incoming === 0 || o === 0)) {
				s = Math.max(this.heartbeat.incoming, o);
				if(typeof this.debug === "function") {
					this.debug("check PONG every " + s + "ms")
				}
				return this.ponger = i.setInterval(s, function(t) {
					return function() {
						var n;
						n = e() - t.serverActivity;
						if(n > s * 2) {
							if(typeof t.debug === "function") {
								t.debug("did not receive server activity for the last " + n + "ms")
							}
							return t.ws.close()
						}
					}
				}(this))
			}
		};
		r.prototype._parseConnect = function() {
			var t, e, n, i;
			t = 1 <= arguments.length ? o.call(arguments, 0) : [];
			i = {};
			switch(t.length) {
				case 2:
					i = t[0], e = t[1];
					break;
				case 3:
					if(t[1] instanceof Function) {
						i = t[0], e = t[1], n = t[2]
					} else {
						i.login = t[0], i.passcode = t[1], e = t[2]
					}
					break;
				case 4:
					i.login = t[0], i.passcode = t[1], e = t[2], n = t[3];
					break;
				default:
					i.login = t[0], i.passcode = t[1], e = t[2], n = t[3], i.host = t[4]
			}
			return [i, e, n]
		};
		r.prototype.connect = function() {
			var r, s, u, a;
			r = 1 <= arguments.length ? o.call(arguments, 0) : [];
			a = this._parseConnect.apply(this, r);
			u = a[0], this.connectCallback = a[1], s = a[2];
			if(typeof this.debug === "function") {
				this.debug("Opening Web Socket...")
			}
			this.ws.onmessage = function(i) {
				return function(r) {
					var o, u, a, c, f, h, l, p, d, g, b, m, v;
					c = typeof ArrayBuffer !== "undefined" && r.data instanceof ArrayBuffer ? (o = new Uint8Array(r.data), typeof i.debug === "function" ? i.debug("--- got data length: " + o.length) : void 0, function() {
						var t, e, n;
						n = [];
						for(t = 0, e = o.length; t < e; t++) {
							u = o[t];
							n.push(String.fromCharCode(u))
						}
						return n
					}().join("")) : r.data;
					i.serverActivity = e();
					if(c === t.LF) {
						if(typeof i.debug === "function") {
							i.debug("<<< PONG")
						}
						return
					}
					if(typeof i.debug === "function") {
						i.debug("<<< " + c)
					}
					d = n.unmarshall(i.partialData + c);
					i.partialData = d.partial;
					m = d.frames;
					v = [];
					for(g = 0, b = m.length; g < b; g++) {
						f = m[g];
						switch(f.command) {
							case "CONNECTED":
								if(typeof i.debug === "function") {
									i.debug("connected to server " + f.headers.server)
								}
								i.connected = true;
								i._setupHeartbeat(f.headers);
								v.push(typeof i.connectCallback === "function" ? i.connectCallback(f) : void 0);
								break;
							case "MESSAGE":
								p = f.headers.subscription;
								l = i.subscriptions[p] || i.onreceive;
								if(l) {
									a = i;
									h = f.headers["message-id"];
									f.ack = function(t) {
										if(t == null) {
											t = {}
										}
										return a.ack(h, p, t)
									};
									f.nack = function(t) {
										if(t == null) {
											t = {}
										}
										return a.nack(h, p, t)
									};
									v.push(l(f))
								} else {
									v.push(typeof i.debug === "function" ? i.debug("Unhandled received MESSAGE: " + f) : void 0)
								}
								break;
							case "RECEIPT":
								v.push(typeof i.onreceipt === "function" ? i.onreceipt(f) : void 0);
								break;
							case "ERROR":
								v.push(typeof s === "function" ? s(f) : void 0);
								break;
							default:
								v.push(typeof i.debug === "function" ? i.debug("Unhandled frame: " + f) : void 0)
						}
					}
					return v
				}
			}(this);
			this.ws.onclose = function(t) {
				return function() {
					var e;
					e = "Whoops! Lost connection to " + t.ws.url;
					if(typeof t.debug === "function") {
						t.debug(e)
					}
					t._cleanUp();
					return typeof s === "function" ? s(e) : void 0
				}
			}(this);
			return this.ws.onopen = function(t) {
				return function() {
					if(typeof t.debug === "function") {
						t.debug("Web Socket Opened...")
					}
					u["accept-version"] = i.VERSIONS.supportedVersions();
					u["heart-beat"] = [t.heartbeat.outgoing, t.heartbeat.incoming].join(",");
					return t._transmit("CONNECT", u)
				}
			}(this)
		};
		r.prototype.disconnect = function(t, e) {
			if(e == null) {
				e = {}
			}
			this._transmit("DISCONNECT", e);
			this.ws.onclose = null;
			this.ws.close();
			this._cleanUp();
			return typeof t === "function" ? t() : void 0
		};
		r.prototype._cleanUp = function() {
			this.connected = false;
			if(this.pinger) {
				i.clearInterval(this.pinger)
			}
			if(this.ponger) {
				return i.clearInterval(this.ponger)
			}
		};
		r.prototype.send = function(t, e, n) {
			if(e == null) {
				e = {}
			}
			if(n == null) {
				n = ""
			}
			e.destination = t;
			return this._transmit("SEND", e, n)
		};
		r.prototype.subscribe = function(t, e, n) {
			var i;
			if(n == null) {
				n = {}
			}
			if(!n.id) {
				n.id = "sub-" + this.counter++
			}
			n.destination = t;
			this.subscriptions[n.id] = e;
			this._transmit("SUBSCRIBE", n);
			i = this;
			return {
				id: n.id,
				unsubscribe: function() {
					return i.unsubscribe(n.id)
				}
			}
		};
		r.prototype.unsubscribe = function(t) {
			delete this.subscriptions[t];
			return this._transmit("UNSUBSCRIBE", {
				id: t
			})
		};
		r.prototype.begin = function(t) {
			var e, n;
			n = t || "tx-" + this.counter++;
			this._transmit("BEGIN", {
				transaction: n
			});
			e = this;
			return {
				id: n,
				commit: function() {
					return e.commit(n)
				},
				abort: function() {
					return e.abort(n)
				}
			}
		};
		r.prototype.commit = function(t) {
			return this._transmit("COMMIT", {
				transaction: t
			})
		};
		r.prototype.abort = function(t) {
			return this._transmit("ABORT", {
				transaction: t
			})
		};
		r.prototype.ack = function(t, e, n) {
			if(n == null) {
				n = {}
			}
			n["message-id"] = t;
			n.subscription = e;
			return this._transmit("ACK", n)
		};
		r.prototype.nack = function(t, e, n) {
			if(n == null) {
				n = {}
			}
			n["message-id"] = t;
			n.subscription = e;
			return this._transmit("NACK", n)
		};
		return r
	}();
	i = {
		VERSIONS: {
			V1_0: "1.0",
			V1_1: "1.1",
			V1_2: "1.2",
			supportedVersions: function() {
				return "1.1,1.0"
			}
		},
		client: function(t, n) {
			var r, o;
			if(n == null) {
				n = ["v10.stomp", "v11.stomp"]
			}
			r = i.WebSocketClass || WebSocket;
			o = new r(t, n);
			return new e(o)
		},
		over: function(t) {
			return new e(t)
		},
		Frame: n
	};
	if(typeof exports !== "undefined" && exports !== null) {
		exports.Stomp = i
	}
	if(typeof window !== "undefined" && window !== null) {
		i.setInterval = function(t, e) {
			return window.setInterval(e, t)
		};
		i.clearInterval = function(t) {
			return window.clearInterval(t)
		};
		window.Stomp = i
	} else if(!exports) {
		self.Stomp = i
	}
}).call(this);