/*==========================================================================*\
| $Id: WCAccessibleQualifier.java,v 1.2 2012/03/28 13:48:08 stedwar2 Exp $
|*-------------------------------------------------------------------------*|
| Copyright (C) 2012 Virginia Tech
|
| This file is part of Web-CAT.
|
| Web-CAT 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.
|
| Web-CAT 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 Affero General Public License
| along with Web-CAT; if not, see <http://www.gnu.org/licenses/>.
\*==========================================================================*/
package org.webcat.core;
import com.webobjects.foundation.NSSelector;
import er.extensions.qualifiers.*;
// -------------------------------------------------------------------------
/**
* A custom ERX-style qualifier to check for user accessibility, and that
* can only be used in-memory. This is NOT EOF-compatible for database
* queries!
*
* @author Stephen Edwards
* @author Last changed by: $Author: stedwar2 $
* @version $Revision: 1.2 $, $Date: 2012/03/28 13:48:08 $
*/
public class WCAccessibleQualifier
extends ERXKeyValueQualifier
{
//~ Constructors ..........................................................
// ----------------------------------------------------------
/**
* Creates a new qualifier checking for accessibility by the specified
* user.
* @param user The user to check
*/
public WCAccessibleQualifier(User user)
{
super("accessibleBy", ACCESSIBLE_BY_USER, user);
}
//~ Methods ...............................................................
// ----------------------------------------------------------
@Override
public boolean evaluateWithObject(Object object)
{
return object != null
&& (((User)value()).hasAdminPrivileges()
|| (object instanceof EOBase
&& ((EOBase)object).accessibleByUser((User)value())));
}
//~ Fields ................................................................
private static final NSSelector<User> ACCESSIBLE_BY_USER =
new NSSelector<User>("accessibleByUser:");
}