1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   *
12   *
13   */
14  
15  package com.liferay.portal.kernel.captcha;
16  
17  import java.io.IOException;
18  
19  import javax.portlet.PortletRequest;
20  import javax.portlet.PortletResponse;
21  
22  import javax.servlet.http.HttpServletRequest;
23  import javax.servlet.http.HttpServletResponse;
24  
25  /**
26   * <a href="CaptchaUtil.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Brian Wing Shun Chan
29   */
30  public class CaptchaUtil {
31  
32      public static void check(HttpServletRequest request)
33          throws CaptchaException {
34  
35          getCaptcha().check(request);
36      }
37  
38      public static void check(PortletRequest portletRequest)
39          throws CaptchaException {
40  
41          getCaptcha().check(portletRequest);
42      }
43  
44      public static Captcha getCaptcha() {
45          return _captcha;
46      }
47  
48      public static String getTaglibPath() {
49          return getCaptcha().getTaglibPath();
50      }
51  
52      public static boolean isEnabled(HttpServletRequest request)
53          throws CaptchaException {
54  
55          return getCaptcha().isEnabled(request);
56      }
57  
58      public static boolean isEnabled(PortletRequest portletRequest)
59          throws CaptchaException{
60  
61          return getCaptcha().isEnabled(portletRequest);
62      }
63  
64      public static void serveImage(
65              HttpServletRequest request, HttpServletResponse response)
66          throws IOException {
67  
68          getCaptcha().serveImage(request, response);
69      }
70  
71      public static void serveImage(
72              PortletRequest portletRequest, PortletResponse portletResponse)
73          throws IOException {
74  
75          getCaptcha().serveImage(portletRequest, portletResponse);
76      }
77  
78      public void setCaptcha(Captcha captcha) {
79          _captcha = captcha;
80      }
81  
82      private static Captcha _captcha;
83  
84  }