1   /**
2    * Copyright (c) 2000-2008 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.taggedcontent.util;
24  
25  import com.liferay.portal.kernel.util.ArrayUtil;
26  import com.liferay.portal.kernel.util.ParamUtil;
27  import com.liferay.portal.kernel.util.StringPool;
28  import com.liferay.portal.kernel.util.Validator;
29  import com.liferay.portal.theme.ThemeDisplay;
30  import com.liferay.portal.util.PortalUtil;
31  import com.liferay.portal.util.WebKeys;
32  import com.liferay.portlet.PortletPreferencesFactoryUtil;
33  import com.liferay.portlet.tags.model.TagsAsset;
34  import com.liferay.portlet.tags.service.TagsAssetLocalServiceUtil;
35  import com.liferay.util.xml.XMLFormatter;
36  
37  import java.io.IOException;
38  
39  import java.util.HashMap;
40  import java.util.Map;
41  
42  import javax.portlet.ActionRequest;
43  import javax.portlet.PortletPreferences;
44  import javax.portlet.PortletRequest;
45  
46  import javax.servlet.http.HttpServletRequest;
47  import javax.servlet.http.HttpSession;
48  
49  import org.apache.commons.logging.Log;
50  import org.apache.commons.logging.LogFactory;
51  
52  import org.dom4j.Document;
53  import org.dom4j.DocumentFactory;
54  import org.dom4j.Element;
55  
56  /**
57   * <a href="AssetPublisherUtil.java.html"><b><i>View Source</i></b></a>
58   *
59   * @author Raymond Augé
60   *
61   */
62  public class AssetPublisherUtil {
63  
64      public static void addAndStoreSelection(
65              ActionRequest req, String className, long classPK, int assetOrder)
66          throws Exception {
67  
68          String referringPortletResource =
69              ParamUtil.getString(req, "referringPortletResource");
70  
71          if (Validator.isNull(referringPortletResource)) {
72              return;
73          }
74  
75          TagsAsset asset = TagsAssetLocalServiceUtil.getAsset(
76              className, classPK);
77  
78          PortletPreferences prefs =
79              PortletPreferencesFactoryUtil.getPortletSetup(
80                  req, referringPortletResource);
81  
82          addSelection(className, asset.getAssetId(), assetOrder, prefs);
83  
84          prefs.store();
85      }
86  
87      public static void addSelection(ActionRequest req, PortletPreferences prefs)
88          throws Exception {
89  
90          String assetType = ParamUtil.getString(req, "assetType");
91          long assetId = ParamUtil.getLong(req, "assetId");
92          int assetOrder = ParamUtil.getInteger(req, "assetOrder");
93  
94          addSelection(assetType, assetId, assetOrder, prefs);
95      }
96  
97      public static void addSelection(
98              String assetType, long assetId, int assetOrder,
99              PortletPreferences prefs)
100         throws Exception {
101 
102         String[] manualEntries = prefs.getValues(
103             "manual-entries", new String[0]);
104 
105         String assetConfig = _assetConfiguration(assetType, assetId);
106 
107         if (assetOrder > -1) {
108             manualEntries[assetOrder] = assetConfig;
109         }
110         else {
111             manualEntries = ArrayUtil.append(manualEntries, assetConfig);
112         }
113 
114         prefs.setValues("manual-entries", manualEntries);
115     }
116 
117     public static void addRecentFolderId(
118         PortletRequest req, String className, long classPK) {
119 
120         _getRecentFolderIds(req).put(className, classPK);
121     }
122 
123     public static long getRecentFolderId(PortletRequest req, String className) {
124         Long classPK = _getRecentFolderIds(req).get(className);
125 
126         if (classPK == null) {
127             return 0;
128         }
129         else {
130             return classPK.longValue();
131         }
132     }
133 
134     private static String _assetConfiguration(String assetType, long assetId) {
135         String xml = null;
136 
137         try {
138             DocumentFactory docFactory = DocumentFactory.getInstance();
139 
140             Document doc = docFactory.createDocument(StringPool.UTF8);
141 
142             Element asset = doc.addElement("asset");
143 
144             asset.addElement("asset-type").addText(assetType);
145             asset.addElement("asset-id").addText(String.valueOf(assetId));
146 
147             xml = XMLFormatter.toString(doc, StringPool.BLANK);
148         }
149         catch (IOException ioe) {
150             if (_log.isWarnEnabled()) {
151                 _log.warn(ioe);
152             }
153         }
154 
155         return xml;
156     }
157 
158     private static Map<String, Long> _getRecentFolderIds(PortletRequest req) {
159         HttpServletRequest httpReq = PortalUtil.getHttpServletRequest(req);
160 
161         HttpSession ses = httpReq.getSession();
162 
163         ThemeDisplay themeDisplay = (ThemeDisplay)req.getAttribute(
164             WebKeys.THEME_DISPLAY);
165 
166         String key =
167             AssetPublisherUtil.class + "_" + themeDisplay.getPortletGroupId();
168 
169         Map<String, Long> recentFolderIds =
170             (Map<String, Long>)ses.getAttribute(key);
171 
172         if (recentFolderIds == null) {
173             recentFolderIds = new HashMap<String, Long>();
174         }
175 
176         ses.setAttribute(key, recentFolderIds);
177 
178         return recentFolderIds;
179     }
180 
181     private static Log _log = LogFactory.getLog(AssetPublisherUtil.class);
182 
183 }