/*
* Copyright 2011 The Netty Project
*
* The Netty Project 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.
*/
package org.jboss.netty.example.http.websocketx.server;
import org.jboss.netty.buffer.ChannelBuffer;
import org.jboss.netty.buffer.ChannelBuffers;
import org.jboss.netty.util.CharsetUtil;
/**
* Generates the demo HTML page which is served at http://localhost:8080/
*/
public final class WebSocketServerIndexPage {
private static final String NEWLINE = "\r\n";
public static ChannelBuffer getContent(String webSocketLocation) {
return ChannelBuffers
.copiedBuffer(
"<html><head><title>Web Socket Test</title></head>"
+ NEWLINE
+ "<body>"
+ NEWLINE
+ "<script type=\"text/javascript\">"
+ NEWLINE
+ "var socket;"
+ NEWLINE
+ "if (!window.WebSocket) {"
+ NEWLINE
+ " window.WebSocket = window.MozWebSocket;"
+ NEWLINE
+ "}"
+ NEWLINE
+ "if (window.WebSocket) {"
+ NEWLINE
+ " socket = new WebSocket(\""
+ webSocketLocation
+ "\");"
+ NEWLINE
+ " socket.onmessage = function(event) { var ta = document.getElementById('responseText'); ta.value = ta.value + '\\n' + event.data };"
+ NEWLINE
+ " socket.onopen = function(event) { var ta = document.getElementById('responseText'); ta.value = \"Web Socket opened!\"; };"
+ NEWLINE
+ " socket.onclose = function(event) { var ta = document.getElementById('responseText'); ta.value = ta.value + \"Web Socket closed\"; };"
+ NEWLINE
+ "} else {"
+ NEWLINE
+ " alert(\"Your browser does not support Web Socket.\");"
+ NEWLINE
+ "}"
+ NEWLINE
+ NEWLINE
+ "function send(message) {"
+ NEWLINE
+ " if (!window.WebSocket) { return; }"
+ NEWLINE
+ " if (socket.readyState == WebSocket.OPEN) {"
+ NEWLINE
+ " socket.send(message);"
+ NEWLINE
+ " } else {"
+ NEWLINE
+ " alert(\"The socket is not open.\");"
+ NEWLINE
+ " }"
+ NEWLINE
+ "}"
+ NEWLINE
+ "</script>"
+ NEWLINE
+ "<form onsubmit=\"return false;\">"
+ NEWLINE
+ "<input type=\"text\" name=\"message\" value=\"Hello, World!\"/>"
+ "<input type=\"button\" value=\"Send Web Socket Data\" onclick=\"send(this.form.message.value)\" />"
+ NEWLINE + "<h3>Output</h3>" + NEWLINE
+ "<textarea id=\"responseText\" style=\"width: 500px; height:300px;\"></textarea>"
+ NEWLINE + "</form>" + NEWLINE + "</body>" + NEWLINE + "</html>" + NEWLINE,
CharsetUtil.US_ASCII);
}
private WebSocketServerIndexPage() {
// Unused
}
}