/**
* Licensed to Jasig under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Jasig licenses this file to you under the Apache License,
* Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a
* copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.jasig.portal.url;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.jasig.portal.IUserPreferencesManager;
import org.jasig.portal.IUserProfile;
import org.jasig.portal.layout.dao.IStylesheetDescriptorDao;
import org.jasig.portal.layout.om.IStylesheetDescriptor;
import org.jasig.portal.user.IUserInstance;
import org.jasig.portal.user.IUserInstanceManager;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
/**
* Simple autowired registry of {@link IUrlNodeSyntaxHelper} beans.
*
* @author Eric Dalquist
* @version $Revision$
*/
@Service
public class UrlNodeSyntaxHelperRegistryImpl implements IUrlNodeSyntaxHelperRegistry {
private IUserInstanceManager userInstanceManager;
private IStylesheetDescriptorDao stylesheetDescriptorDao;
private Map<String, IUrlNodeSyntaxHelper> urlNodeSyntaxHelpers = Collections.emptyMap();
@Autowired
public void setUrlNodeSyntaxHelpers(Collection<IUrlNodeSyntaxHelper> urlNodeSyntaxHelpers) {
final Map<String, IUrlNodeSyntaxHelper> urlNodeSyntaxHelperBuilder = new LinkedHashMap<String, IUrlNodeSyntaxHelper>();
for (final IUrlNodeSyntaxHelper urlNodeSyntaxHelper : urlNodeSyntaxHelpers) {
urlNodeSyntaxHelperBuilder.put(urlNodeSyntaxHelper.getName(), urlNodeSyntaxHelper);
}
this.urlNodeSyntaxHelpers = Collections.unmodifiableMap(urlNodeSyntaxHelperBuilder);
}
@Autowired
public void setUserInstanceManager(IUserInstanceManager userInstanceManager) {
this.userInstanceManager = userInstanceManager;
}
@Autowired
public void setStylesheetDescriptorDao(IStylesheetDescriptorDao stylesheetDescriptorDao) {
this.stylesheetDescriptorDao = stylesheetDescriptorDao;
}
/* (non-Javadoc)
* @see org.jasig.portal.url.IUrlNodeSyntaxHelperRegistry#getUrlNodeSyntaxHelper(java.lang.String)
*/
@Override
public IUrlNodeSyntaxHelper getUrlNodeSyntaxHelper(String name) {
return this.urlNodeSyntaxHelpers.get(name);
}
@Override
public IUrlNodeSyntaxHelper getCurrentUrlNodeSyntaxHelper(HttpServletRequest request) {
final IUserInstance userInstance = this.userInstanceManager.getUserInstance(request);
final IUserPreferencesManager preferencesManager = userInstance.getPreferencesManager();
final IUserProfile userProfile = preferencesManager.getUserProfile();
final int themeStylesheetId = userProfile.getThemeStylesheetId();
final IUrlNodeSyntaxHelper themeUrlSyntaxHelper = getUrlNodeSyntaxHelperForStylesheet(themeStylesheetId);
if (themeUrlSyntaxHelper != null) {
return themeUrlSyntaxHelper;
}
final int structureStylesheetId = userProfile.getStructureStylesheetId();
final IUrlNodeSyntaxHelper structureUrlSyntaxHelper = getUrlNodeSyntaxHelperForStylesheet(structureStylesheetId);
if (structureUrlSyntaxHelper != null) {
return structureUrlSyntaxHelper;
}
throw new IllegalStateException("No IUrlNodeSyntaxHelper could be found for the current request. Review the IStylesheetDescriptor configuration.");
}
@Override
public IUrlNodeSyntaxHelper getUrlNodeSyntaxHelperForStylesheet(final int stylesheetDescriptorId) {
final IStylesheetDescriptor stylesheetDescriptor = this.stylesheetDescriptorDao.getStylesheetDescriptor(stylesheetDescriptorId);
if (stylesheetDescriptor == null) {
throw new IllegalArgumentException("No IStylesheetDescriptor found for id: " + stylesheetDescriptorId);
}
final String themeUrlSyntaxHelperName = stylesheetDescriptor.getUrlNodeSyntaxHelperName();
if (themeUrlSyntaxHelperName != null) {
return this.getUrlNodeSyntaxHelper(themeUrlSyntaxHelperName);
}
return null;
}
}