1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights 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.io.unsync.UnsyncBufferedReader;
26  import com.liferay.portal.kernel.util.StringUtil;
27  import com.liferay.portal.kernel.util.Time;
28  import com.liferay.portal.kernel.webcache.WebCacheException;
29  import com.liferay.portal.kernel.webcache.WebCacheItem;
30  import com.liferay.portlet.network.model.Whois;
31  
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  public class WhoisWebCacheItem implements WebCacheItem {
43  
44      public static String WHOIS_SERVER = "whois.geektools.com";
45  
46      public static int WHOIS_SERVER_PORT = 43;
47  
48      public WhoisWebCacheItem(String domain) {
49          _domain = domain;
50      }
51  
52      public Object convert(String key) throws WebCacheException {
53          Whois whois = null;
54  
55          try {
56              Socket socket = new Socket(WHOIS_SERVER, WHOIS_SERVER_PORT);
57  
58              UnsyncBufferedReader unsyncBufferedReader =
59                  new UnsyncBufferedReader(
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 = unsyncBufferedReader.readLine()) != null) {
70                  if (line.startsWith("Results ")) {
71                      break;
72                  }
73  
74                  sb.append(line).append("\n");
75              }
76  
77              unsyncBufferedReader.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  }