/**
* This file is part of Jahia, next-generation open source CMS:
* Jahia's next-generation, open source CMS stems from a widely acknowledged vision
* of enterprise application convergence - web, search, document, social and portal -
* unified by the simplicity of web content management.
*
* For more information, please visit http://www.jahia.com.
*
* Copyright (C) 2002-2011 Jahia Solutions Group SA. All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* As a special exception to the terms and conditions of version 2.0 of
* the GPL (or any later version), you may redistribute this Program in connection
* with Free/Libre and Open Source Software ("FLOSS") applications as described
* in Jahia's FLOSS exception. You should have received a copy of the text
* describing the FLOSS exception, and it is also available here:
* http://www.jahia.com/license
*
* Commercial and Supported Versions of the program (dual licensing):
* alternatively, commercial and supported versions of the program may be used
* in accordance with the terms and conditions contained in a separate
* written agreement between you and Jahia Solutions Group SA.
*
* If you are unsure which license is appropriate for your use,
* please contact the sales department at sales@jahia.com.
*/
package org.jahia.services.preferences;
import org.jahia.exceptions.JahiaInitializationException;
import org.jahia.params.ProcessingContext;
import org.jahia.services.JahiaService;
import org.jahia.services.cache.CacheService;
import org.jahia.services.content.JCRNodeWrapper;
import org.jahia.services.content.JCRStoreService;
import org.jahia.services.preferences.exception.JahiaPreferenceProviderException;
import org.jahia.services.preferences.generic.GenericJahiaPreference;
import org.jahia.services.preferences.impl.JahiaPreferencesJCRProviders;
import org.jahia.services.usermanager.JahiaUser;
import javax.jcr.RepositoryException;
import java.security.Principal;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
/**
* Preference service for Jahia.
* User: jahia
* Date: 19 mars 2008
* Time: 11:39:09
*/
public class JahiaPreferencesService extends JahiaService {
private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(JahiaPreferencesService.class);
private static JahiaPreferencesService instance;
private CacheService cacheService;
private JCRStoreService jcrStoreService;
private Map<String, String> providerTypes;
private Map<String, JahiaPreferencesProvider> providers;
private Map<Class, JahiaPreferencesProvider> providersByClass;
public synchronized void start() throws JahiaInitializationException {
logger.debug("** Initializing the Preferences Service ...");
providers = new HashMap<String, JahiaPreferencesProvider>();
providersByClass = new HashMap<Class, JahiaPreferencesProvider>();
for (String providerType : providerTypes.keySet()) {
String className = jcrStoreService.getDecorators().get(providerTypes.get(providerType));
JahiaPreferencesJCRProviders provider;
try {
Class<? extends JCRNodeWrapper> aClass = Class.forName(className).asSubclass(JCRNodeWrapper.class);
provider = createProvider(aClass);
providersByClass.put(aClass, provider);
} catch (ClassNotFoundException e) {
provider = new JahiaPreferencesJCRProviders();
}
provider.setType(providerType);
provider.setNodeType(providerTypes.get(providerType));
provider.setJCRSessionFactory(jcrStoreService.getSessionFactory());
providers.put(providerType, provider);
}
}
public <T extends JCRNodeWrapper> JahiaPreferencesJCRProviders<T> createProvider(Class<T> c) {
return new JahiaPreferencesJCRProviders<T>();
}
public synchronized void stop() {
logger.debug("** Stop the Preferences Service ...");
}
public static synchronized JahiaPreferencesService getInstance() {
if (instance == null) {
instance = new JahiaPreferencesService();
}
return instance;
}
public CacheService getCacheService() {
return cacheService;
}
public void setCacheService(CacheService cacheService) {
this.cacheService = cacheService;
}
public JCRStoreService getJcrStoreService() {
return jcrStoreService;
}
public void setJcrStoreService(JCRStoreService jcrStoreService) {
this.jcrStoreService = jcrStoreService;
}
public Map<String, String> getProviderTypes() {
return providerTypes;
}
public void setProviderTypes(Map<String, String> providerTypes) {
this.providerTypes = providerTypes;
}
public Map getProviders() {
return providers;
}
public void setProviders(Map providers) {
this.providers = providers;
}
/**
* Delete all preferences of the current user
*
* @param processingContext
*/
public void deleteCurrentUserPreferences(ProcessingContext processingContext) {
deleteAllPreferencesByPrincipal(processingContext.getUser());
}
/**
* Delete principal's preferences
*
* @param principal
*/
public void deleteAllPreferencesByPrincipal(Principal principal) {
Map<String, JahiaPreferencesProvider> allProviders = getProvidersMap();
Iterator providersIt = allProviders.values().iterator();
while (providersIt.hasNext()) {
JahiaPreferencesProvider jahiaPreferencesProvider = (JahiaPreferencesProvider) providersIt.next();
jahiaPreferencesProvider.deleteAllPreferencesByPrincipal(principal);
}
}
/**
* Get provider by type
*
* @param providerType
* @return
* @throws JahiaPreferenceProviderException
*
*/
public JahiaPreferencesProvider getPreferencesProviderByType(String providerType) throws JahiaPreferenceProviderException {
return providers.get(providerType);
}
public <T extends JCRNodeWrapper> JahiaPreferencesProvider<T> getPreferencesProviderByClass(Class<T> c) throws JahiaPreferenceProviderException {
return providersByClass.get(c);
}
/**
* Get Generic preference provider
*
* @return
* @throws JahiaPreferenceProviderException
*
*/
public JahiaPreferencesProvider<GenericJahiaPreference> getGenericPreferencesProvider() throws JahiaPreferenceProviderException {
return getPreferencesProviderByType("simple");
}
/**
* Get providers map.
*
* @return
*/
private Map<String, JahiaPreferencesProvider> getProvidersMap() {
return providers;
}
}