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.tagscompiler;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.portlet.LiferayPortlet;
28  import com.liferay.portal.kernel.util.ArrayUtil;
29  import com.liferay.portal.kernel.util.ParamUtil;
30  import com.liferay.portal.kernel.util.StringUtil;
31  import com.liferay.portal.theme.ThemeDisplay;
32  import com.liferay.portal.util.PortalUtil;
33  import com.liferay.portal.util.PortletKeys;
34  import com.liferay.portal.util.WebKeys;
35  import com.liferay.portlet.RenderParametersPool;
36  import com.liferay.portlet.tagscompiler.util.TagsCompilerSessionUtil;
37  
38  import java.util.Collection;
39  
40  import javax.portlet.RenderRequest;
41  import javax.portlet.RenderResponse;
42  
43  import javax.servlet.http.HttpServletRequest;
44  
45  /**
46   * <a href="TagsCompilerPortlet.java.html"><b><i>View Source</i></b></a>
47   *
48   * @author Brian Wing Shun Chan
49   *
50   */
51  public class TagsCompilerPortlet extends LiferayPortlet {
52  
53      public void render(
54          RenderRequest renderRequest, RenderResponse renderResponse) {
55  
56          // Compile entries
57  
58          String entriesFromURL = ParamUtil.getString(renderRequest, "entries");
59          String[] entriesFromURLArray = StringUtil.split(entriesFromURL);
60  
61          if (_log.isDebugEnabled()) {
62              _log.debug("Entries from friendly URL " + entriesFromURL);
63          }
64  
65          Collection<String> entriesFromSession =
66              TagsCompilerSessionUtil.getEntries(renderRequest);
67          String[] entriesFromSessionArray = entriesFromSession.toArray(
68              new String[entriesFromSession.size()]);
69  
70          if (_log.isDebugEnabled()) {
71              _log.debug(
72                  "Entries from session " +
73                      StringUtil.merge(entriesFromSessionArray));
74          }
75  
76          String[] entries = ArrayUtil.append(
77              entriesFromURLArray, entriesFromSessionArray);
78  
79          renderRequest.setAttribute(WebKeys.TAGS_COMPILER_ENTRIES, entries);
80  
81          // Clear render parameters cache
82  
83          HttpServletRequest request = PortalUtil.getHttpServletRequest(
84              renderRequest);
85  
86          ThemeDisplay themeDisplay = (ThemeDisplay)renderRequest.getAttribute(
87              WebKeys.THEME_DISPLAY);
88  
89          RenderParametersPool.clear(
90              request, themeDisplay.getPlid(), PortletKeys.TAGS_COMPILER);
91      }
92  
93      private static Log _log = LogFactoryUtil.getLog(TagsCompilerPortlet.class);
94  
95  }