/*
* Copyright (C) 2010 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.portal.mop.user;
import org.exoplatform.portal.config.UserACL;
import org.exoplatform.portal.mop.Visibility;
import org.exoplatform.portal.mop.navigation.NodeFilter;
import org.exoplatform.portal.mop.navigation.NodeState;
import org.exoplatform.portal.mop.page.PageContext;
import org.exoplatform.portal.mop.page.PageKey;
/**
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
* @version $Revision$
*/
class UserNodeFilter implements NodeFilter {
/** . */
private final UserPortalImpl userPortal;
/** . */
private final UserNodeFilterConfig config;
public UserNodeFilter(UserPortalImpl userPortal, UserNodeFilterConfig config) {
if (userPortal == null) {
throw new NullPointerException();
}
if (config == null) {
throw new NullPointerException();
}
//
this.userPortal = userPortal;
this.config = config;
}
private boolean canRead(NodeState state) {
PageKey pageRef = state.getPageRef();
if (pageRef != null) {
try {
PageContext page = userPortal.service.getPageService().loadPage(pageRef);
if (page != null) {
return userPortal.service.getUserACL().hasPermission(page);
}
} catch (Exception ignore) {
}
}
return true;
}
private boolean canWrite(NodeState state) {
PageKey pageRef = state.getPageRef();
if (pageRef != null) {
try {
PageContext page = userPortal.service.getPageService().loadPage(pageRef);
if (page != null) {
return userPortal.service.getUserACL().hasEditPermission(page);
}
} catch (Exception ignore) {
}
}
return false;
}
public boolean accept(int depth, String id, String name, NodeState state) {
Visibility visibility = state.getVisibility();
// Correct null -> displayed
if (visibility == null) {
visibility = Visibility.DISPLAYED;
}
// If a visibility is specified then we use it
if (config.visibility != null && !config.visibility.contains(visibility)) {
return false;
}
// Filter by path
if (depth > 0 && config.path != null && (depth - 1 >= config.path.length || !config.path[depth - 1].equals(name))) {
return false;
}
//
UserACL acl = userPortal.service.getUserACL();
// Perform authorization check
if (config.authorizationMode == UserNodeFilterConfig.AUTH_NO_CHECK) {
// Do nothing here
} else {
if (visibility == Visibility.SYSTEM) {
if (config.authorizationMode == UserNodeFilterConfig.AUTH_READ_WRITE) {
String userName = userPortal.userName;
if (!acl.getSuperUser().equals(userName)) {
return false;
}
} else {
if (!canRead(state)) {
return false;
}
}
} else {
if (config.authorizationMode == UserNodeFilterConfig.AUTH_READ_WRITE) {
if (!canRead(state)) {
return false;
}
} else {
if (!canRead(state)) {
return false;
}
}
}
}
// Now make the custom checks
switch (visibility) {
case SYSTEM:
break;
case TEMPORAL:
if (config.temporalCheck) {
long now = System.currentTimeMillis();
if (state.getStartPublicationTime() != -1 && now < state.getStartPublicationTime()) {
return false;
}
if (state.getEndPublicationTime() != -1 && now > state.getEndPublicationTime()) {
return false;
}
}
break;
}
//
return true;
}
}