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.model.LayoutConstants;
47  import com.liferay.portal.portletcontainer.LiferayPortletURLImpl;
48  import com.liferay.portal.theme.ThemeDisplay;
49  import com.liferay.portal.util.PropsValues;
50  import com.liferay.portal.util.WebKeys;
51  import com.liferay.portlet.PortletConfigImpl;
52  import com.liferay.portlet.PortletResponseImpl;
53  
54  import javax.portlet.PortletRequest;
55  
56  import javax.servlet.http.HttpServletRequest;
57  
58  /**
59   * <a href="TagUtil.java.html"><b><i>View Source</i></b></a>
60   *
61   * @author Deepak Gothe
62   *
63   */
64  public class TagUtil {
65  
66      public static LiferayPortletURL getLiferayPortletURL(
67          HttpServletRequest request, long plid, String portletName,
68          String lifecycle) {
69  
70          PortletRequest portletRequest = (PortletRequest)request.getAttribute(
71              JavaConstants.JAVAX_PORTLET_REQUEST);
72  
73          if (portletRequest == null) {
74              return null;
75          }
76  
77          LiferayPortletURL portletURL = null;
78  
79          if (PropsValues.PORTLET_CONTAINER_IMPL_SUN &&
80              _isWARFile(portletRequest)) {
81  
82              portletURL = new LiferayPortletURLImpl(
83                  request, portletName, portletRequest.getWindowState(),
84                  portletRequest.getPortletMode(), _getPlid(request, plid),
85                  lifecycle);
86          }
87          else {
88              PortletResponseImpl portletResponse =
89                  (PortletResponseImpl)request.getAttribute(
90                      JavaConstants.JAVAX_PORTLET_RESPONSE);
91  
92              portletURL = portletResponse.createPortletURLImpl(
93                  plid, portletName, lifecycle);
94          }
95  
96          return portletURL;
97      }
98  
99      public static String getPortletName(HttpServletRequest request) {
100         PortletRequest portletRequest = (PortletRequest)request.getAttribute(
101             JavaConstants.JAVAX_PORTLET_REQUEST);
102 
103         if (portletRequest == null) {
104             return null;
105         }
106 
107         String portletName = null;
108 
109         if (PropsValues.PORTLET_CONTAINER_IMPL_SUN &&
110             _isWARFile(portletRequest)) {
111 
112             portletName = (String)portletRequest.getAttribute(
113                 _PORTLET_CONTAINER_WINDOW_NAME);
114         }
115         else {
116             PortletConfigImpl portletConfig =
117                 (PortletConfigImpl)request.getAttribute(
118                     JavaConstants.JAVAX_PORTLET_CONFIG);
119 
120             portletName = portletConfig.getPortletId();
121         }
122 
123         return portletName;
124     }
125 
126     private static long _getPlid(HttpServletRequest request, long plid) {
127         if (plid == LayoutConstants.DEFAULT_PLID) {
128             ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
129                 WebKeys.THEME_DISPLAY);
130 
131             plid = themeDisplay.getPlid();
132         }
133 
134         return plid;
135     }
136 
137     private static boolean _isWARFile(PortletRequest portletRequest) {
138         Object portletWindowName = portletRequest.getAttribute(
139             _PORTLET_CONTAINER_WINDOW_NAME);
140 
141         if (portletWindowName == null) {
142             return false;
143         }
144         else {
145             return true;
146         }
147     }
148 
149     private static final String _PORTLET_CONTAINER_WINDOW_NAME =
150         "javax.portlet.portletc.portletWindowName";
151 
152 }