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  /**
24   * The contents of this file are subject to the terms of the Common Development
25   * and Distribution License (the License). You may not use this file except in
26   * compliance with the License.
27   *
28   * You can obtain a copy of the License at http://www.sun.com/cddl/cddl.html and
29   * legal/CDDLv1.0.txt. See the License for the specific language governing
30   * permission and limitations under the License.
31   *
32   * When distributing Covered Code, include this CDDL Header Notice in each file
33   * and include the License file at legal/CDDLv1.0.txt.
34   *
35   * If applicable, add the following below the CDDL Header, with the fields
36   * enclosed by brackets [] replaced by your own identifying information:
37   * "Portions Copyrighted [year] [name of copyright owner]"
38   *
39   * Copyright 2009 Sun Microsystems Inc. All rights reserved.
40   */
41  
42  package com.liferay.portal.servlet.taglib.portlet;
43  
44  import com.liferay.portal.kernel.portlet.LiferayPortletURL;
45  import com.liferay.portal.kernel.util.JavaConstants;
46  import com.liferay.portal.portletcontainer.LiferayPortletURLImpl;
47  import com.liferay.portal.theme.ThemeDisplay;
48  import com.liferay.portal.util.PropsValues;
49  import com.liferay.portal.util.WebKeys;
50  import com.liferay.portlet.PortletConfigImpl;
51  import com.liferay.portlet.PortletResponseImpl;
52  
53  import javax.portlet.PortletRequest;
54  
55  import javax.servlet.http.HttpServletRequest;
56  
57  /**
58   * <a href="TagUtil.java.html"><b><i>View Source</i></b></a>
59   *
60   * @author Deepak Gothe
61   *
62   */
63  public class TagUtil {
64  
65      public static LiferayPortletURL getLiferayPortletURL(
66          HttpServletRequest request, String portletName, String lifecycle) {
67  
68          PortletRequest portletRequest = (PortletRequest)request.getAttribute(
69              JavaConstants.JAVAX_PORTLET_REQUEST);
70  
71          if (portletRequest == null) {
72              return null;
73          }
74  
75          LiferayPortletURL portletURL = null;
76  
77          if (PropsValues.PORTLET_CONTAINER_IMPL_SUN &&
78              _isWARFile(portletRequest)) {
79  
80              portletURL = new LiferayPortletURLImpl(
81                  request, portletName, portletRequest.getWindowState(),
82                  portletRequest.getPortletMode(), _getPlid(request), lifecycle);
83          }
84          else {
85              PortletResponseImpl portletResponse =
86                  (PortletResponseImpl)request.getAttribute(
87                      JavaConstants.JAVAX_PORTLET_RESPONSE);
88  
89              portletURL = portletResponse.createPortletURLImpl(
90                  portletName, lifecycle);
91          }
92  
93          return portletURL;
94      }
95  
96      public static String getPortletName(HttpServletRequest request) {
97          PortletRequest portletRequest = (PortletRequest)request.getAttribute(
98              JavaConstants.JAVAX_PORTLET_REQUEST);
99  
100         if (portletRequest == null) {
101             return null;
102         }
103 
104         String portletName = null;
105 
106         if (PropsValues.PORTLET_CONTAINER_IMPL_SUN &&
107             _isWARFile(portletRequest)) {
108 
109             portletName = (String)portletRequest.getAttribute(
110                 _PORTLET_CONTAINER_WINDOW_NAME);
111         }
112         else {
113             PortletConfigImpl portletConfig =
114                 (PortletConfigImpl)request.getAttribute(
115                     JavaConstants.JAVAX_PORTLET_CONFIG);
116 
117             portletName = portletConfig.getPortletId();
118         }
119 
120         return portletName;
121     }
122 
123     private static long _getPlid(HttpServletRequest request) {
124         ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
125             WebKeys.THEME_DISPLAY);
126 
127         return themeDisplay.getPlid();
128     }
129 
130     private static boolean _isWARFile(PortletRequest portletRequest) {
131         Object portletWindowName = portletRequest.getAttribute(
132             _PORTLET_CONTAINER_WINDOW_NAME);
133 
134         if (portletWindowName == null) {
135             return false;
136         }
137         else {
138             return true;
139         }
140     }
141 
142     private static final String _PORTLET_CONTAINER_WINDOW_NAME =
143         "javax.portlet.portletc.portletWindowName";
144 
145 }