001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portal.util;
016    
017    import com.liferay.portal.kernel.log.Log;
018    import com.liferay.portal.kernel.log.LogFactoryUtil;
019    import com.liferay.portal.kernel.util.StringPool;
020    import com.liferay.portal.kernel.util.StringUtil;
021    import com.liferay.portlet.PortalPreferences;
022    import com.liferay.portlet.PortletPreferencesFactoryUtil;
023    
024    import javax.servlet.http.HttpServletRequest;
025    
026    /**
027     * @author Brian Wing Shun Chan
028     */
029    public class SessionTreeJSClicks {
030    
031            public static final String CLASS_NAME = SessionTreeJSClicks.class.getName();
032    
033            public static void closeNode(
034                    HttpServletRequest request, String treeId, String nodeId) {
035    
036                    try {
037                            PortalPreferences preferences =
038                                    PortletPreferencesFactoryUtil.getPortalPreferences(request);
039    
040                            String openNodesString = preferences.getValue(CLASS_NAME, treeId);
041    
042                            openNodesString = StringUtil.remove(openNodesString, nodeId);
043    
044                            preferences.setValue(CLASS_NAME, treeId, openNodesString);
045                    }
046                    catch (Exception e) {
047                            _log.error(e, e);
048                    }
049            }
050    
051            public static void closeNodes(HttpServletRequest request, String treeId) {
052                    try {
053                            PortalPreferences preferences =
054                                    PortletPreferencesFactoryUtil.getPortalPreferences(request);
055    
056                            String openNodesString = StringPool.BLANK;
057    
058                            preferences.setValue(CLASS_NAME, treeId, openNodesString);
059                    }
060                    catch (Exception e) {
061                            _log.error(e, e);
062                    }
063            }
064    
065            public static String getOpenNodes(
066                    HttpServletRequest request, String treeId) {
067    
068                    try {
069                            PortalPreferences preferences =
070                                    PortletPreferencesFactoryUtil.getPortalPreferences(request);
071    
072                            return preferences.getValue(CLASS_NAME, treeId);
073                    }
074                    catch (Exception e) {
075                            _log.error(e, e);
076    
077                            return null;
078                    }
079            }
080    
081            public static void openNode(
082                    HttpServletRequest request, String treeId, String nodeId) {
083    
084                    try {
085                            PortalPreferences preferences =
086                                    PortletPreferencesFactoryUtil.getPortalPreferences(request);
087    
088                            String openNodesString = preferences.getValue(CLASS_NAME, treeId);
089    
090                            openNodesString = StringUtil.add(openNodesString, nodeId);
091    
092                            preferences.setValue(CLASS_NAME, treeId, openNodesString);
093                    }
094                    catch (Exception e) {
095                            _log.error(e, e);
096                    }
097            }
098    
099            public static void openNodes(
100                    HttpServletRequest request, String treeId, String[] nodeIds) {
101    
102                    try {
103                            PortalPreferences preferences =
104                                    PortletPreferencesFactoryUtil.getPortalPreferences(request);
105    
106                            String openNodesString = preferences.getValue(CLASS_NAME, treeId);
107    
108                            for (int i = 0; i < nodeIds.length; i++) {
109                                    openNodesString = StringUtil.add(openNodesString, nodeIds[i]);
110                            }
111    
112                            preferences.setValue(CLASS_NAME, treeId, openNodesString);
113                    }
114                    catch (Exception e) {
115                            _log.error(e, e);
116                    }
117            }
118    
119            private static Log _log = LogFactoryUtil.getLog(SessionTreeJSClicks.class);
120    
121    }