UserACLFilter.java
/*
* Copyright (C) 2003-2009 eXo Platform SAS.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation; either version 3
* 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, see<http://www.gnu.org/licenses/>.
*/
package org.exoplatform.webui.ext.filter.impl;
import java.util.List;
import java.util.Map;
import org.exoplatform.container.ExoContainer;
import org.exoplatform.container.ExoContainerContext;
import org.exoplatform.portal.config.UserACL;
import org.exoplatform.webui.ext.filter.UIExtensionFilter;
import org.exoplatform.webui.ext.filter.UIExtensionFilterType;
/**
* This filter is used to add some access permissions to a specific extension
*
* Created by The eXo Platform SAS
* Author : eXoPlatform
* nicolas.filotto@exoplatform.com
* 14 mai 2009
*/
public class UserACLFilter implements UIExtensionFilter {
/**
* The list of all access permissions allowed
*/
protected List<String> permissions;
/**
* {@inheritDoc}
*/
public boolean accept(Map<String, Object> context) throws Exception {
if (permissions == null || permissions.isEmpty()) {
return true;
}
ExoContainer container = ExoContainerContext.getCurrentContainer();
UserACL userACL = (UserACL) container.getComponentInstance(UserACL.class);
for (int i = 0, length = permissions.size(); i < length; i++) {
String permission = permissions.get(i);
if (userACL.hasPermission(permission)) {
return true;
}
}
return false;
}
/**
* {@inheritDoc}
*/
public UIExtensionFilterType getType() {
return UIExtensionFilterType.MANDATORY;
}
/**
* {@inheritDoc}
*/
public void onDeny(Map<String, Object> context) throws Exception {}
}