1<!-- 2Copyright 2011, Google Inc. 3All rights reserved. 4 5Redistribution and use in source and binary forms, with or without 6modification, are permitted provided that the following conditions are 7met: 8 9 * Redistributions of source code must retain the above copyright 10notice, this list of conditions and the following disclaimer. 11 * Redistributions in binary form must reproduce the above 12copyright notice, this list of conditions and the following disclaimer 13in the documentation and/or other materials provided with the 14distribution. 15 * Neither the name of Google Inc. nor the names of its 16contributors may be used to endorse or promote products derived from 17this software without specific prior written permission. 18 19THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30--> 31 32<!-- 33A simple console for testing WebSocket server. 34 35Type an address into the top text input and click connect to establish 36WebSocket. Then, type some message into the bottom text input and click send 37to send the message. Received/sent messages and connection state will be shown 38on the middle textarea. 39--> 40 41<html> 42<head> 43<title>WebSocket console</title> 44<script> 45var socket = null; 46 47var showTimeStamp = false; 48 49var addressBox = null; 50var logBox = null; 51var messageBox = null; 52var fileBox = null; 53var codeBox = null; 54var reasonBox = null; 55 56function getTimeStamp() { 57 return new Date().getTime(); 58} 59 60function addToLog(log) { 61 if (showTimeStamp) { 62 logBox.value += '[' + getTimeStamp() + '] '; 63 } 64 logBox.value += log + '\n' 65 // Large enough to keep showing the latest message. 66 logBox.scrollTop = 1000000; 67} 68 69function setbinarytype(binaryType) { 70 if (!socket) { 71 addToLog('Not connected'); 72 return; 73 } 74 75 socket.binaryType = binaryType; 76 addToLog('Set binaryType to ' + binaryType); 77} 78 79function send() { 80 if (!socket) { 81 addToLog('Not connected'); 82 return; 83 } 84 85 socket.send(messageBox.value); 86 addToLog('> ' + messageBox.value); 87 messageBox.value = ''; 88} 89 90function sendfile() { 91 if (!socket) { 92 addToLog('Not connected'); 93 return; 94 } 95 96 var files = fileBox.files; 97 98 if (files.length == 0) { 99 addToLog('File not selected'); 100 return; 101 } 102 103 socket.send(files[0]); 104 addToLog('> Send ' + files[0].name); 105} 106 107function connect() { 108 if ('WebSocket' in window) { 109 socket = new WebSocket(addressBox.value); 110 } else if ('MozWebSocket' in window) { 111 socket = new MozWebSocket(addressBox.value); 112 } else { 113 return; 114 } 115 116 socket.onopen = function () { 117 addToLog('Opened'); 118 }; 119 socket.onmessage = function (event) { 120 addToLog('< ' + event.data); 121 }; 122 socket.onerror = function () { 123 addToLog('Error'); 124 }; 125 socket.onclose = function (event) { 126 var logMessage = 'Closed ('; 127 if ((arguments.length == 1) && ('CloseEvent' in window) && 128 (event instanceof CloseEvent)) { 129 logMessage += 'wasClean = ' + event.wasClean; 130 // code and reason are present only for 131 // draft-ietf-hybi-thewebsocketprotocol-06 and later 132 if ('code' in event) { 133 logMessage += ', code = ' + event.code; 134 } 135 if ('reason' in event) { 136 logMessage += ', reason = ' + event.reason; 137 } 138 } else { 139 logMessage += 'CloseEvent is not available'; 140 } 141 addToLog(logMessage + ')'); 142 }; 143 144 addToLog('Connect ' + addressBox.value); 145} 146 147function closeSocket() { 148 if (!socket) { 149 addToLog('Not connected'); 150 return; 151 } 152 153 if (codeBox.value || reasonBox.value) { 154 socket.close(codeBox.value, reasonBox.value); 155 } else { 156 socket.close(); 157 } 158} 159 160function printState() { 161 if (!socket) { 162 addToLog('Not connected'); 163 return; 164 } 165 166 addToLog( 167 'url = ' + socket.url + 168 ', readyState = ' + socket.readyState + 169 ', bufferedAmount = ' + socket.bufferedAmount); 170} 171 172function init() { 173 var scheme = window.location.protocol == 'https:' ? 'wss://' : 'ws://'; 174 var defaultAddress = scheme + window.location.host + '/echo'; 175 176 addressBox = document.getElementById('address'); 177 logBox = document.getElementById('log'); 178 messageBox = document.getElementById('message'); 179 fileBox = document.getElementById('file'); 180 codeBox = document.getElementById('code'); 181 reasonBox = document.getElementById('reason'); 182 183 addressBox.value = defaultAddress; 184 185 if ('MozWebSocket' in window) { 186 addToLog('Use MozWebSocket'); 187 } else if (!('WebSocket' in window)) { 188 addToLog('WebSocket is not available'); 189 } 190} 191</script> 192</head> 193<body onload="init()"> 194 195<form action="#" onsubmit="connect(); return false;"> 196<input type="text" id="address" size="40"> 197<input type="submit" value="connect"> 198<input type="button" value="print state" onclick="printState();"> 199</form> 200 201<textarea id="log" rows="10" cols="40" readonly></textarea> 202 203<form action="#" onsubmit="send(); return false;"> 204<input type="text" id="message" size="40"> 205<input type="submit" value="send"> 206</form> 207 208<form action="#" onsubmit="sendfile(); return false;"> 209<input type="file" id="file" size="40"> 210<input type="submit" value="send file"> 211</form> 212 213<form> 214<input type="radio" 215 name="binarytype" 216 value="blob" 217 onclick="setbinarytype('blob')" checked>blob 218<input type="radio" 219 name="binarytype" 220 value="arraybuffer" 221 onclick="setbinarytype('arraybuffer')">arraybuffer 222</form> 223 224<form> 225<input type="checkbox" 226 name="showtimestamp" 227 value="showtimestamp" 228 onclick="showTimeStamp = this.checked">Show time stamp 229</form> 230 231<form action="#" onsubmit="closeSocket(); return false;"> 232Code <input type="text" id="code" size="10"> 233Reason <input type="text" id="reason" size="20"> 234<input type="submit" value="close"> 235</form> 236 237</body> 238</html> 239