org.jamwiki.authentication.JAMWikiAuthenticationConfiguration.java Source code

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Here is the source code for org.jamwiki.authentication.JAMWikiAuthenticationConfiguration.java

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/**
 * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE, version 2.1, dated February 1999.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the latest version of the GNU Lesser General
 * Public License as published by the Free Software Foundation;
 *
 * 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program (LICENSE.txt); if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package org.jamwiki.authentication;

import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.jamwiki.WikiBase;
import org.jamwiki.model.Role;
import org.jamwiki.model.WikiGroup;
import org.jamwiki.utils.WikiLogger;
import org.jamwiki.utils.WikiUtil;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;

/**
 * This class acts as a utility class for holding information used by the authentication
 * and authorization code.
 */
public class JAMWikiAuthenticationConfiguration {

    /** Standard logger. */
    private static final WikiLogger logger = WikiLogger
            .getLogger(JAMWikiAuthenticationConfiguration.class.getName());

    /**
     *
     */
    public static Collection<GrantedAuthority> getDefaultGroupRoles() {
        if (WikiUtil.isFirstUse() || WikiUtil.isUpgrade()) {
            // only query for authorities if wiki is fully setup
            return null;
        }
        return JAMWikiAuthenticationConfiguration
                .roleToGrantedAuthority(WikiBase.getDataHandler().getRoleMapGroup(WikiGroup.GROUP_REGISTERED_USER));
    }

    /**
     *
     */
    public static Collection<GrantedAuthority> getJamwikiAnonymousAuthorities() {
        if (WikiUtil.isFirstUse() || WikiUtil.isUpgrade()) {
            // only query for authorities if wiki is fully setup
            return null;
        }
        return JAMWikiAuthenticationConfiguration
                .roleToGrantedAuthority(WikiBase.getDataHandler().getRoleMapGroup(WikiGroup.GROUP_ANONYMOUS));
    }

    /**
     * The DataHandler interface returns Role objects, but the AnsiDataHandler returns Role
     * so cast the results appropriately.
     */
    private static Collection<GrantedAuthority> roleToGrantedAuthority(List<Role> roles) {
        if (roles == null) {
            return null;
        }
        Collection<GrantedAuthority> results = new ArrayList<GrantedAuthority>();
        for (Role role : roles) {
            results.add(new SimpleGrantedAuthority(role.getAuthority()));
        }
        return results;
    }
}