activemq-artemis/examples/jms/stomp-websockets/aerogear-chat/stomp.js

393 lines
12 KiB
JavaScript

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
// Generated by CoffeeScript 1.4.0
(function() {
var Byte, Client, Frame, Stomp,
__hasProp = {}.hasOwnProperty;
Byte = {
LF: '\x0A',
NULL: '\x00'
};
Frame = (function() {
function Frame(command, headers, body) {
this.command = command;
this.headers = headers != null ? headers : {};
this.body = body != null ? body : '';
}
Frame.prototype.toString = function() {
var lines, name, value, _ref;
lines = [this.command];
_ref = this.headers;
for (name in _ref) {
if (!__hasProp.call(_ref, name)) continue;
value = _ref[name];
lines.push("" + name + ":" + value);
}
if (this.body) {
lines.push("content-length:" + ('' + this.body).length);
}
lines.push(Byte.LF + this.body);
return lines.join(Byte.LF);
};
Frame._unmarshallSingle = function(data) {
var body, chr, command, divider, headerLines, headers, i, idx, len, line, start, trim, _i, _j, _ref, _ref1;
divider = data.search(RegExp("" + Byte.LF + Byte.LF));
headerLines = data.substring(0, divider).split(Byte.LF);
command = headerLines.shift();
headers = {};
trim = function(str) {
return str.replace(/^\s+|\s+$/g, '');
};
line = idx = null;
for (i = _i = 0, _ref = headerLines.length; 0 <= _ref ? _i < _ref : _i > _ref; i = 0 <= _ref ? ++_i : --_i) {
line = headerLines[i];
idx = line.indexOf(':');
headers[trim(line.substring(0, idx))] = trim(line.substring(idx + 1));
}
body = '';
start = divider + 2;
if (headers['content-length']) {
len = parseInt(headers['content-length']);
body = ('' + data).substring(start, start + len);
} else {
chr = null;
for (i = _j = start, _ref1 = data.length; start <= _ref1 ? _j < _ref1 : _j > _ref1; i = start <= _ref1 ? ++_j : --_j) {
chr = data.charAt(i);
if (chr === Byte.NULL) {
break;
}
body += chr;
}
}
return new Frame(command, headers, body);
};
Frame.unmarshall = function(datas) {
var data;
return (function() {
var _i, _len, _ref, _results;
_ref = datas.split(RegExp("" + Byte.NULL + Byte.LF + "*"));
_results = [];
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
data = _ref[_i];
if ((data != null ? data.length : void 0) > 0) {
_results.push(Frame._unmarshallSingle(data));
}
}
return _results;
})();
};
Frame.marshall = function(command, headers, body) {
var frame;
frame = new Frame(command, headers, body);
return frame.toString() + Byte.NULL;
};
return Frame;
})();
Client = (function() {
function Client(ws) {
this.ws = ws;
this.ws.binaryType = "arraybuffer";
this.counter = 0;
this.connected = false;
this.heartbeat = {
outgoing: 10000,
incoming: 10000
};
this.subscriptions = {};
}
Client.prototype._transmit = function(command, headers, body) {
var out;
out = Frame.marshall(command, headers, body);
if (typeof this.debug === "function") {
this.debug(">>> " + out);
}
return this.ws.send(out);
};
Client.prototype._setupHeartbeat = function(headers) {
var serverIncoming, serverOutgoing, ttl, v, _ref, _ref1,
_this = this;
if ((_ref = headers.version) !== Stomp.VERSIONS.V1_1 && _ref !== Stomp.VERSIONS.V1_2) {
return;
}
_ref1 = (function() {
var _i, _len, _ref1, _results;
_ref1 = headers['heart-beat'].split(",");
_results = [];
for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
v = _ref1[_i];
_results.push(parseInt(v));
}
return _results;
})(), serverOutgoing = _ref1[0], serverIncoming = _ref1[1];
if (!(this.heartbeat.outgoing === 0 || serverIncoming === 0)) {
ttl = Math.max(this.heartbeat.outgoing, serverIncoming);
if (typeof this.debug === "function") {
this.debug("send PING every " + ttl + "ms");
}
this.pinger = typeof window !== "undefined" && window !== null ? window.setInterval(function() {
_this.ws.send(Byte.LF);
return typeof _this.debug === "function" ? _this.debug(">>> PING") : void 0;
}, ttl) : void 0;
}
if (!(this.heartbeat.incoming === 0 || serverOutgoing === 0)) {
ttl = Math.max(this.heartbeat.incoming, serverOutgoing);
if (typeof this.debug === "function") {
this.debug("check PONG every " + ttl + "ms");
}
return this.ponger = typeof window !== "undefined" && window !== null ? window.setInterval(function() {
var delta;
delta = Date.now() - _this.serverActivity;
if (delta > ttl * 2) {
if (typeof _this.debug === "function") {
_this.debug("did not receive server activity for the last " + delta + "ms");
}
return _this.ws.close();
}
}, ttl) : void 0;
}
};
Client.prototype.connect = function(login, passcode, connectCallback, errorCallback, vhost) {
var _this = this;
this.connectCallback = connectCallback;
if (typeof this.debug === "function") {
this.debug("Opening Web Socket...");
}
this.ws.onmessage = function(evt) {
var arr, c, data, frame, onreceive, _i, _len, _ref, _results;
data = typeof ArrayBuffer !== 'undefined' && evt.data instanceof ArrayBuffer ? (arr = new Uint8Array(evt.data), typeof _this.debug === "function" ? _this.debug("--- got data length: " + arr.length) : void 0, ((function() {
var _i, _len, _results;
_results = [];
for (_i = 0, _len = arr.length; _i < _len; _i++) {
c = arr[_i];
_results.push(String.fromCharCode(c));
}
return _results;
})()).join('')) : evt.data;
_this.serverActivity = Date.now();
if (data === Byte.LF) {
if (typeof _this.debug === "function") {
_this.debug("<<< PONG");
}
return;
}
if (typeof _this.debug === "function") {
_this.debug("<<< " + data);
}
_ref = Frame.unmarshall(data);
_results = [];
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
frame = _ref[_i];
switch (frame.command) {
case "CONNECTED":
if (typeof _this.debug === "function") {
_this.debug("connected to server " + frame.headers.server);
}
_this.connected = true;
_this._setupHeartbeat(frame.headers);
_results.push(typeof _this.connectCallback === "function" ? _this.connectCallback(frame) : void 0);
break;
case "MESSAGE":
onreceive = _this.subscriptions[frame.headers.subscription];
_results.push(typeof onreceive === "function" ? onreceive(frame) : void 0);
break;
case "RECEIPT":
_results.push(typeof _this.onreceipt === "function" ? _this.onreceipt(frame) : void 0);
break;
case "ERROR":
_results.push(typeof errorCallback === "function" ? errorCallback(frame) : void 0);
break;
default:
_results.push(typeof _this.debug === "function" ? _this.debug("Unhandled frame: " + frame) : void 0);
}
}
return _results;
};
this.ws.onclose = function() {
var msg;
msg = "Whoops! Lost connection to " + _this.ws.url;
if (typeof _this.debug === "function") {
_this.debug(msg);
}
_this._cleanUp();
return typeof errorCallback === "function" ? errorCallback(msg) : void 0;
};
return this.ws.onopen = function() {
var headers;
if (typeof _this.debug === "function") {
_this.debug('Web Socket Opened...');
}
headers = {
"accept-version": Stomp.VERSIONS.supportedVersions(),
"heart-beat": [_this.heartbeat.outgoing, _this.heartbeat.incoming].join(',')
};
if (vhost) {
headers.host = vhost;
}
if (login) {
headers.login = login;
}
if (passcode) {
headers.passcode = passcode;
}
return _this._transmit("CONNECT", headers);
};
};
Client.prototype.disconnect = function(disconnectCallback) {
this._transmit("DISCONNECT");
this.ws.onclose = null;
this.ws.close();
this._cleanUp();
return typeof disconnectCallback === "function" ? disconnectCallback() : void 0;
};
Client.prototype._cleanUp = function() {
this.connected = false;
if (this.pinger) {
if (typeof window !== "undefined" && window !== null) {
window.clearInterval(this.pinger);
}
}
if (this.ponger) {
return typeof window !== "undefined" && window !== null ? window.clearInterval(this.ponger) : void 0;
}
};
Client.prototype.send = function(destination, headers, body) {
if (headers == null) {
headers = {};
}
if (body == null) {
body = '';
}
headers.destination = destination;
return this._transmit("SEND", headers, body);
};
Client.prototype.subscribe = function(destination, callback, headers) {
if (headers == null) {
headers = {};
}
if (!headers.id) {
headers.id = "sub-" + this.counter++;
}
headers.destination = destination;
this.subscriptions[headers.id] = callback;
this._transmit("SUBSCRIBE", headers);
return headers.id;
};
Client.prototype.unsubscribe = function(id) {
delete this.subscriptions[id];
return this._transmit("UNSUBSCRIBE", {
id: id
});
};
Client.prototype.begin = function(transaction) {
return this._transmit("BEGIN", {
transaction: transaction
});
};
Client.prototype.commit = function(transaction) {
return this._transmit("COMMIT", {
transaction: transaction
});
};
Client.prototype.abort = function(transaction) {
return this._transmit("ABORT", {
transaction: transaction
});
};
Client.prototype.ack = function(messageID, subscription, headers) {
if (headers == null) {
headers = {};
}
headers["message-id"] = messageID;
headers.subscription = subscription;
return this._transmit("ACK", headers);
};
Client.prototype.nack = function(messageID, subscription, headers) {
if (headers == null) {
headers = {};
}
headers["message-id"] = messageID;
headers.subscription = subscription;
return this._transmit("NACK", headers);
};
return Client;
})();
Stomp = {
libVersion: "2.0.0-next",
VERSIONS: {
V1_0: '1.0',
V1_1: '1.1',
V1_2: '1.2',
supportedVersions: function() {
return '1.1,1.0';
}
},
client: function(url, protocols) {
var klass, ws;
if (protocols == null) {
protocols = ['v10.stomp', 'v11.stomp'];
}
klass = Stomp.WebSocketClass || WebSocket;
ws = new klass(url, protocols);
return new Client(ws);
},
over: function(ws) {
return new Client(ws);
},
Frame: Frame
};
if (typeof window !== "undefined" && window !== null) {
window.Stomp = Stomp;
} else if (typeof exports !== "undefined" && exports !== null) {
exports.Stomp = Stomp;
Stomp.WebSocketClass = require('./test/server.mock.js').StompServerMock;
} else {
self.Stomp = Stomp;
}
}).call(this);