001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.rolesadmin.search;
016    
017    import com.liferay.portal.kernel.dao.search.RowChecker;
018    import com.liferay.portal.kernel.log.Log;
019    import com.liferay.portal.kernel.log.LogFactoryUtil;
020    import com.liferay.portal.model.Role;
021    import com.liferay.portal.model.User;
022    import com.liferay.portal.security.membershippolicy.RoleMembershipPolicyUtil;
023    import com.liferay.portal.service.UserLocalServiceUtil;
024    
025    import javax.portlet.RenderResponse;
026    
027    /**
028     * @author Brian Wing Shun Chan
029     */
030    public class UserRoleChecker extends RowChecker {
031    
032            public UserRoleChecker(RenderResponse renderResponse, Role role) {
033                    super(renderResponse);
034    
035                    _role = role;
036            }
037    
038            @Override
039            public boolean isChecked(Object obj) {
040                    User user = (User)obj;
041    
042                    try {
043                            return UserLocalServiceUtil.hasRoleUser(
044                                    _role.getRoleId(), user.getUserId());
045                    }
046                    catch (Exception e) {
047                            _log.error(e, e);
048    
049                            return false;
050                    }
051            }
052    
053            @Override
054            public boolean isDisabled(Object obj) {
055                    User user = (User)obj;
056    
057                    try {
058                            if (isChecked(user)) {
059                                    if (RoleMembershipPolicyUtil.isRoleRequired(
060                                                    user.getUserId(), _role.getRoleId())) {
061    
062                                            return true;
063                                    }
064                            }
065                            else {
066                                    if (!RoleMembershipPolicyUtil.isRoleAllowed(
067                                                    user.getUserId(), _role.getRoleId())) {
068    
069                                            return true;
070                                    }
071                            }
072                    }
073                    catch (Exception e) {
074                            _log.error(e, e);
075                    }
076    
077                    return super.isDisabled(obj);
078            }
079    
080            private static Log _log = LogFactoryUtil.getLog(UserRoleChecker.class);
081    
082            private Role _role;
083    
084    }