/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.web;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.exoplatform.container.component.ComponentRequestLifecycle;
import org.exoplatform.container.component.RequestLifeCycle;
import org.exoplatform.container.web.AbstractFilter;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.exoplatform.services.organization.OrganizationService;
import org.exoplatform.services.organization.User;
import org.exoplatform.services.organization.UserStatus;
import org.exoplatform.services.security.ConversationState;
import org.exoplatform.services.security.IdentityConstants;
public class CacheUserProfileFilter extends AbstractFilter {
/**
* "subject".
*/
public static final String USER_PROFILE = "UserProfile";
/**
* Logger.
*/
private static Log log = ExoLogger.getLogger(CacheUserProfileFilter.class);
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws ServletException {
ConversationState state = ConversationState.getCurrent();
try {
if (state != null && !state.getIdentity().getUserId().equals(IdentityConstants.ANONIM)) {
if (log.isDebugEnabled())
log.debug("Conversation State found, save user profile to Conversation State.");
if (state.getAttribute(USER_PROFILE) == null) {
OrganizationService orgService = (OrganizationService) getContainer().getComponentInstanceOfType(
OrganizationService.class);
begin(orgService);
User user = null;
try {
user = orgService.getUserHandler().findUserByName(state.getIdentity().getUserId(), UserStatus.ANY);
} finally {
end(orgService);
}
state.setAttribute(USER_PROFILE, user);
}
}
chain.doFilter(request, response);
} catch (Exception e) {
log.warn("An error occured while cache user profile", e);
}
}
public void destroy() {
}
public void begin(OrganizationService orgService) {
if (orgService instanceof ComponentRequestLifecycle) {
RequestLifeCycle.begin((ComponentRequestLifecycle) orgService);
}
}
public void end(OrganizationService orgService) {
if (orgService instanceof ComponentRequestLifecycle) {
RequestLifeCycle.end();
}
}
}