1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.util;
24  
25  import com.liferay.portal.kernel.util.Validator;
26  
27  import java.net.HttpURLConnection;
28  import java.net.URL;
29  
30  /**
31   * <a href="BrowserLauncher.java.html"><b><i>View Source</i></b></a>
32   *
33   * @author Brian Wing Shun Chan
34   *
35   */
36  public class BrowserLauncher implements Runnable {
37  
38      public void run() {
39          if (Validator.isNull(PropsValues.BROWSER_LAUNCHER_URL)) {
40              return;
41          }
42  
43          for (int i = 0; i < 5; i++) {
44              try {
45                  Thread.sleep(3000);
46              }
47              catch (InterruptedException ie) {
48              }
49  
50              try {
51                  URL url = new URL(PropsValues.BROWSER_LAUNCHER_URL);
52  
53                  HttpURLConnection urlc =
54                      (HttpURLConnection)url.openConnection();
55  
56                  int responseCode = urlc.getResponseCode();
57  
58                  if (responseCode == HttpURLConnection.HTTP_OK) {
59                      try {
60                          launchBrowser();
61                      }
62                      catch (Exception e2) {
63                      }
64  
65                      break;
66                  }
67              }
68              catch (Exception e1) {
69              }
70          }
71      }
72  
73      protected void launchBrowser() throws Exception {
74          String os = System.getProperty("os.name").toLowerCase();
75  
76          Runtime runtime = Runtime.getRuntime();
77  
78          if (os.indexOf("mac") >= 0) {
79              launchBrowserApple(runtime);
80          }
81          else if (os.indexOf("win") >= 0) {
82              launchBrowserWindows(runtime);
83          }
84          else {
85              launchBrowserUnix(runtime);
86          }
87      }
88  
89      protected void launchBrowserApple(Runtime runtime) throws Exception {
90          runtime.exec("open " + PropsValues.BROWSER_LAUNCHER_URL);
91      }
92  
93      protected void launchBrowserUnix(Runtime runtime) throws Exception {
94          StringBuilder sb = new StringBuilder();
95  
96          for (int i = 0; i < _BROWSERS.length; i++) {
97              if (i != 0) {
98                  sb.append(" || ");
99              }
100 
101             sb.append(_BROWSERS[i]);
102             sb.append(" \"");
103             sb.append(PropsValues.BROWSER_LAUNCHER_URL);
104             sb.append("\" ");
105         }
106 
107         runtime.exec(new String[] {"sh", "-c", sb.toString()});
108     }
109 
110     protected void launchBrowserWindows(Runtime runtime) throws Exception {
111         runtime.exec("cmd.exe /c start " + PropsValues.BROWSER_LAUNCHER_URL);
112     }
113 
114     private static final String[] _BROWSERS = {
115         "firefox", "mozilla", "konqueror", "opera"
116     };
117 
118 }