mirror of
https://github.com/apache/activemq-artemis.git
synced 2025-03-07 17:59:27 +00:00
b6ce1c65fb
Our copy of the stomp.js library hasn't been updated since the end of 2012. Lots of nice changes have been made since then. Pulled from https://github.com/jmesnil/stomp-websocket/blob/master/lib/stomp.js.
511 lines
16 KiB
JavaScript
511 lines
16 KiB
JavaScript
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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(function() {
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var Byte, Client, Frame, Stomp,
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__hasProp = {}.hasOwnProperty,
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__slice = [].slice;
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Byte = {
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LF: '\x0A',
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NULL: '\x00'
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};
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Frame = (function() {
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var unmarshallSingle;
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function Frame(command, headers, body) {
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this.command = command;
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this.headers = headers != null ? headers : {};
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this.body = body != null ? body : '';
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}
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Frame.prototype.toString = function() {
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var lines, name, skipContentLength, value, _ref;
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lines = [this.command];
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skipContentLength = this.headers['content-length'] === false ? true : false;
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if (skipContentLength) {
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delete this.headers['content-length'];
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}
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_ref = this.headers;
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for (name in _ref) {
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if (!__hasProp.call(_ref, name)) continue;
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value = _ref[name];
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lines.push("" + name + ":" + value);
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}
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if (this.body && !skipContentLength) {
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lines.push("content-length:" + (Frame.sizeOfUTF8(this.body)));
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}
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lines.push(Byte.LF + this.body);
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return lines.join(Byte.LF);
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};
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Frame.sizeOfUTF8 = function(s) {
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if (s) {
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return encodeURI(s).match(/%..|./g).length;
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} else {
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return 0;
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}
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};
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unmarshallSingle = function(data) {
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var body, chr, command, divider, headerLines, headers, i, idx, len, line, start, trim, _i, _j, _len, _ref, _ref1;
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divider = data.search(RegExp("" + Byte.LF + Byte.LF));
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headerLines = data.substring(0, divider).split(Byte.LF);
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command = headerLines.shift();
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headers = {};
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trim = function(str) {
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return str.replace(/^\s+|\s+$/g, '');
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};
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_ref = headerLines.reverse();
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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line = _ref[_i];
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idx = line.indexOf(':');
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headers[trim(line.substring(0, idx))] = trim(line.substring(idx + 1));
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}
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body = '';
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start = divider + 2;
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if (headers['content-length']) {
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len = parseInt(headers['content-length']);
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body = ('' + data).substring(start, start + len);
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} else {
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chr = null;
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for (i = _j = start, _ref1 = data.length; start <= _ref1 ? _j < _ref1 : _j > _ref1; i = start <= _ref1 ? ++_j : --_j) {
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chr = data.charAt(i);
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if (chr === Byte.NULL) {
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break;
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}
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body += chr;
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}
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}
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return new Frame(command, headers, body);
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};
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Frame.unmarshall = function(datas) {
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var frame, frames, last_frame, r;
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frames = datas.split(RegExp("" + Byte.NULL + Byte.LF + "*"));
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r = {
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frames: [],
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partial: ''
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};
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r.frames = (function() {
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var _i, _len, _ref, _results;
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_ref = frames.slice(0, -1);
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_results = [];
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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frame = _ref[_i];
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_results.push(unmarshallSingle(frame));
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}
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return _results;
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})();
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last_frame = frames.slice(-1)[0];
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if (last_frame === Byte.LF || (last_frame.search(RegExp("" + Byte.NULL + Byte.LF + "*$"))) !== -1) {
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r.frames.push(unmarshallSingle(last_frame));
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} else {
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r.partial = last_frame;
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}
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return r;
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};
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Frame.marshall = function(command, headers, body) {
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var frame;
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frame = new Frame(command, headers, body);
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return frame.toString() + Byte.NULL;
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};
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return Frame;
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})();
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Client = (function() {
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var now;
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function Client(ws) {
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this.ws = ws;
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this.ws.binaryType = "arraybuffer";
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this.counter = 0;
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this.connected = false;
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this.heartbeat = {
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outgoing: 10000,
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incoming: 10000
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};
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this.maxWebSocketFrameSize = 16 * 1024;
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this.subscriptions = {};
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this.partialData = '';
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}
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Client.prototype.debug = function(message) {
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var _ref;
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return typeof window !== "undefined" && window !== null ? (_ref = window.console) != null ? _ref.log(message) : void 0 : void 0;
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};
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now = function() {
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if (Date.now) {
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return Date.now();
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} else {
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return new Date().valueOf;
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}
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};
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Client.prototype._transmit = function(command, headers, body) {
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var out;
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out = Frame.marshall(command, headers, body);
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if (typeof this.debug === "function") {
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this.debug(">>> " + out);
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}
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while (true) {
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if (out.length > this.maxWebSocketFrameSize) {
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this.ws.send(out.substring(0, this.maxWebSocketFrameSize));
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out = out.substring(this.maxWebSocketFrameSize);
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if (typeof this.debug === "function") {
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this.debug("remaining = " + out.length);
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}
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} else {
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return this.ws.send(out);
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}
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}
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};
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Client.prototype._setupHeartbeat = function(headers) {
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var serverIncoming, serverOutgoing, ttl, v, _ref, _ref1;
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if ((_ref = headers.version) !== Stomp.VERSIONS.V1_1 && _ref !== Stomp.VERSIONS.V1_2) {
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return;
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}
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_ref1 = (function() {
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var _i, _len, _ref1, _results;
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_ref1 = headers['heart-beat'].split(",");
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_results = [];
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for (_i = 0, _len = _ref1.length; _i < _len; _i++) {
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v = _ref1[_i];
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_results.push(parseInt(v));
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}
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return _results;
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})(), serverOutgoing = _ref1[0], serverIncoming = _ref1[1];
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if (!(this.heartbeat.outgoing === 0 || serverIncoming === 0)) {
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ttl = Math.max(this.heartbeat.outgoing, serverIncoming);
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if (typeof this.debug === "function") {
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this.debug("send PING every " + ttl + "ms");
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}
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this.pinger = Stomp.setInterval(ttl, (function(_this) {
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return function() {
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_this.ws.send(Byte.LF);
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return typeof _this.debug === "function" ? _this.debug(">>> PING") : void 0;
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};
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})(this));
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}
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if (!(this.heartbeat.incoming === 0 || serverOutgoing === 0)) {
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ttl = Math.max(this.heartbeat.incoming, serverOutgoing);
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if (typeof this.debug === "function") {
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this.debug("check PONG every " + ttl + "ms");
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}
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return this.ponger = Stomp.setInterval(ttl, (function(_this) {
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return function() {
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var delta;
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delta = now() - _this.serverActivity;
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if (delta > ttl * 2) {
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if (typeof _this.debug === "function") {
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_this.debug("did not receive server activity for the last " + delta + "ms");
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}
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return _this.ws.close();
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}
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};
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})(this));
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}
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};
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Client.prototype._parseConnect = function() {
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var args, connectCallback, errorCallback, headers;
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args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
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headers = {};
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switch (args.length) {
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case 2:
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headers = args[0], connectCallback = args[1];
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break;
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case 3:
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if (args[1] instanceof Function) {
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headers = args[0], connectCallback = args[1], errorCallback = args[2];
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} else {
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headers.login = args[0], headers.passcode = args[1], connectCallback = args[2];
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}
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break;
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case 4:
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headers.login = args[0], headers.passcode = args[1], connectCallback = args[2], errorCallback = args[3];
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break;
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default:
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headers.login = args[0], headers.passcode = args[1], connectCallback = args[2], errorCallback = args[3], headers.host = args[4];
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}
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return [headers, connectCallback, errorCallback];
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};
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Client.prototype.connect = function() {
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var args, errorCallback, headers, out;
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args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
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out = this._parseConnect.apply(this, args);
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headers = out[0], this.connectCallback = out[1], errorCallback = out[2];
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if (typeof this.debug === "function") {
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this.debug("Opening Web Socket...");
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}
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this.ws.onmessage = (function(_this) {
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return function(evt) {
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var arr, c, client, data, frame, messageID, onreceive, subscription, unmarshalledData, _i, _len, _ref, _results;
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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() {
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var _i, _len, _results;
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_results = [];
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for (_i = 0, _len = arr.length; _i < _len; _i++) {
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c = arr[_i];
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_results.push(String.fromCharCode(c));
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}
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return _results;
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})()).join('')) : evt.data;
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_this.serverActivity = now();
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if (data === Byte.LF) {
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if (typeof _this.debug === "function") {
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_this.debug("<<< PONG");
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}
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return;
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}
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if (typeof _this.debug === "function") {
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_this.debug("<<< " + data);
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}
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unmarshalledData = Frame.unmarshall(_this.partialData + data);
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_this.partialData = unmarshalledData.partial;
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_ref = unmarshalledData.frames;
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_results = [];
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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frame = _ref[_i];
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switch (frame.command) {
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case "CONNECTED":
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if (typeof _this.debug === "function") {
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_this.debug("connected to server " + frame.headers.server);
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}
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_this.connected = true;
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_this._setupHeartbeat(frame.headers);
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_results.push(typeof _this.connectCallback === "function" ? _this.connectCallback(frame) : void 0);
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break;
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case "MESSAGE":
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subscription = frame.headers.subscription;
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onreceive = _this.subscriptions[subscription] || _this.onreceive;
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if (onreceive) {
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client = _this;
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messageID = frame.headers["message-id"];
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frame.ack = function(headers) {
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if (headers == null) {
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headers = {};
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}
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return client.ack(messageID, subscription, headers);
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};
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frame.nack = function(headers) {
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if (headers == null) {
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headers = {};
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}
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return client.nack(messageID, subscription, headers);
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};
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_results.push(onreceive(frame));
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} else {
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_results.push(typeof _this.debug === "function" ? _this.debug("Unhandled received MESSAGE: " + frame) : void 0);
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}
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break;
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case "RECEIPT":
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_results.push(typeof _this.onreceipt === "function" ? _this.onreceipt(frame) : void 0);
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break;
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case "ERROR":
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_results.push(typeof errorCallback === "function" ? errorCallback(frame) : void 0);
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break;
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default:
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_results.push(typeof _this.debug === "function" ? _this.debug("Unhandled frame: " + frame) : void 0);
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}
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}
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return _results;
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};
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})(this);
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this.ws.onclose = (function(_this) {
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return function() {
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var msg;
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msg = "Whoops! Lost connection to " + _this.ws.url;
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if (typeof _this.debug === "function") {
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_this.debug(msg);
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}
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_this._cleanUp();
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return typeof errorCallback === "function" ? errorCallback(msg) : void 0;
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};
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})(this);
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return this.ws.onopen = (function(_this) {
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return function() {
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if (typeof _this.debug === "function") {
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_this.debug('Web Socket Opened...');
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}
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headers["accept-version"] = Stomp.VERSIONS.supportedVersions();
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headers["heart-beat"] = [_this.heartbeat.outgoing, _this.heartbeat.incoming].join(',');
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return _this._transmit("CONNECT", headers);
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};
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})(this);
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};
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Client.prototype.disconnect = function(disconnectCallback, headers) {
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if (headers == null) {
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headers = {};
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}
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this._transmit("DISCONNECT", headers);
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this.ws.onclose = null;
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this.ws.close();
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this._cleanUp();
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return typeof disconnectCallback === "function" ? disconnectCallback() : void 0;
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};
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Client.prototype._cleanUp = function() {
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this.connected = false;
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if (this.pinger) {
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Stomp.clearInterval(this.pinger);
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}
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if (this.ponger) {
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return Stomp.clearInterval(this.ponger);
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}
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};
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Client.prototype.send = function(destination, headers, body) {
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if (headers == null) {
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headers = {};
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}
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if (body == null) {
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body = '';
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}
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headers.destination = destination;
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return this._transmit("SEND", headers, body);
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};
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Client.prototype.subscribe = function(destination, callback, headers) {
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var client;
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if (headers == null) {
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headers = {};
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}
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if (!headers.id) {
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headers.id = "sub-" + this.counter++;
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}
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headers.destination = destination;
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this.subscriptions[headers.id] = callback;
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this._transmit("SUBSCRIBE", headers);
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client = this;
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return {
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id: headers.id,
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unsubscribe: function() {
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return client.unsubscribe(headers.id);
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}
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};
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};
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Client.prototype.unsubscribe = function(id) {
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delete this.subscriptions[id];
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return this._transmit("UNSUBSCRIBE", {
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id: id
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});
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};
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Client.prototype.begin = function(transaction) {
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var client, txid;
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txid = transaction || "tx-" + this.counter++;
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this._transmit("BEGIN", {
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transaction: txid
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});
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client = this;
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return {
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id: txid,
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commit: function() {
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return client.commit(txid);
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},
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abort: function() {
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return client.abort(txid);
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}
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};
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};
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Client.prototype.commit = function(transaction) {
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return this._transmit("COMMIT", {
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transaction: transaction
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});
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};
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Client.prototype.abort = function(transaction) {
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return this._transmit("ABORT", {
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transaction: transaction
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});
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};
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Client.prototype.ack = function(messageID, subscription, headers) {
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if (headers == null) {
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headers = {};
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}
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headers["message-id"] = messageID;
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headers.subscription = subscription;
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return this._transmit("ACK", headers);
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};
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Client.prototype.nack = function(messageID, subscription, headers) {
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if (headers == null) {
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headers = {};
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}
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headers["message-id"] = messageID;
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headers.subscription = subscription;
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return this._transmit("NACK", headers);
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};
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return Client;
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})();
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Stomp = {
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VERSIONS: {
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V1_0: '1.0',
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V1_1: '1.1',
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V1_2: '1.2',
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supportedVersions: function() {
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return '1.1,1.0';
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}
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},
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client: function(url, protocols) {
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var klass, ws;
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if (protocols == null) {
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protocols = ['v10.stomp', 'v11.stomp'];
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}
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klass = Stomp.WebSocketClass || WebSocket;
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ws = new klass(url, protocols);
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return new Client(ws);
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},
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over: function(ws) {
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return new Client(ws);
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},
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Frame: Frame
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};
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if (typeof exports !== "undefined" && exports !== null) {
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exports.Stomp = Stomp;
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}
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if (typeof window !== "undefined" && window !== null) {
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Stomp.setInterval = function(interval, f) {
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return window.setInterval(f, interval);
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};
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Stomp.clearInterval = function(id) {
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return window.clearInterval(id);
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};
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window.Stomp = Stomp;
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} else if (!exports) {
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self.Stomp = Stomp;
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}
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}).call(this); |