001    /**
002     * Copyright (c) 2000-2010 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.polls.service.permission;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portal.security.auth.PrincipalException;
020    import com.liferay.portal.security.permission.PermissionChecker;
021    import com.liferay.portlet.polls.model.PollsQuestion;
022    import com.liferay.portlet.polls.service.PollsQuestionLocalServiceUtil;
023    
024    /**
025     * @author Brian Wing Shun Chan
026     */
027    public class PollsQuestionPermission {
028    
029            public static void check(
030                            PermissionChecker permissionChecker, long questionId,
031                            String actionId)
032                    throws PortalException, SystemException {
033    
034                    if (!contains(permissionChecker, questionId, actionId)) {
035                            throw new PrincipalException();
036                    }
037            }
038    
039            public static void check(
040                            PermissionChecker permissionChecker, PollsQuestion question,
041                            String actionId)
042                    throws PortalException {
043    
044                    if (!contains(permissionChecker, question, actionId)) {
045                            throw new PrincipalException();
046                    }
047            }
048    
049            public static boolean contains(
050                            PermissionChecker permissionChecker, long questionId,
051                            String actionId)
052                    throws PortalException, SystemException {
053    
054                    PollsQuestion question =
055                            PollsQuestionLocalServiceUtil.getQuestion(questionId);
056    
057                    return contains(permissionChecker, question, actionId);
058            }
059    
060            public static boolean contains(
061                    PermissionChecker permissionChecker, PollsQuestion question,
062                    String actionId) {
063    
064                    if (permissionChecker.hasOwnerPermission(
065                                    question.getCompanyId(), PollsQuestion.class.getName(),
066                                    question.getQuestionId(), question.getUserId(), actionId)) {
067    
068                            return true;
069                    }
070    
071                    return permissionChecker.hasPermission(
072                            question.getGroupId(), PollsQuestion.class.getName(),
073                            question.getQuestionId(), actionId);
074            }
075    
076    }