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.portlet.network.util;
24  
25  import com.liferay.portal.kernel.util.StringUtil;
26  import com.liferay.portal.kernel.util.Time;
27  import com.liferay.portal.kernel.webcache.WebCacheException;
28  import com.liferay.portal.kernel.webcache.WebCacheItem;
29  import com.liferay.portlet.network.model.Whois;
30  
31  import java.io.BufferedReader;
32  import java.io.InputStreamReader;
33  import java.io.PrintStream;
34  
35  import java.net.Socket;
36  
37  /**
38   * <a href="WhoisWebCacheItem.java.html"><b><i>View Source</i></b></a>
39   *
40   * @author Brian Wing Shun Chan
41   *
42   */
43  public class WhoisWebCacheItem implements WebCacheItem {
44  
45      public static String WHOIS_SERVER = "whois.geektools.com";
46  
47      public static int WHOIS_SERVER_PORT = 43;
48  
49      public WhoisWebCacheItem(String domain) {
50          _domain = domain;
51      }
52  
53      public Object convert(String key) throws WebCacheException {
54          Whois whois = null;
55  
56          try {
57              Socket socket = new Socket(WHOIS_SERVER, WHOIS_SERVER_PORT);
58  
59              BufferedReader br = new BufferedReader(
60                  new InputStreamReader(socket.getInputStream()));
61  
62              PrintStream out = new PrintStream(socket.getOutputStream());
63  
64              out.println(_domain);
65  
66              StringBuilder sb = new StringBuilder();
67              String line = null;
68  
69              while ((line = br.readLine()) != null) {
70                  if (line.startsWith("Results ")) {
71                      break;
72                  }
73  
74                  sb.append(line).append("\n");
75              }
76  
77              br.close();
78              socket.close();
79  
80              whois = new Whois(
81                  _domain,
82                  StringUtil.replace(sb.toString().trim(), "\n\n", "\n"));
83          }
84          catch (Exception e) {
85              throw new WebCacheException(_domain + " " + e.toString());
86          }
87  
88          return whois;
89      }
90  
91      public long getRefreshTime() {
92          return _REFRESH_TIME;
93      }
94  
95      private static final long _REFRESH_TIME = Time.DAY;
96  
97      private String _domain;
98  
99  }