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.blogs.service.permission;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.exception.SystemException;
019    import com.liferay.portal.kernel.workflow.permission.WorkflowPermissionUtil;
020    import com.liferay.portal.security.auth.PrincipalException;
021    import com.liferay.portal.security.permission.PermissionChecker;
022    import com.liferay.portlet.blogs.model.BlogsEntry;
023    import com.liferay.portlet.blogs.service.BlogsEntryLocalServiceUtil;
024    
025    /**
026     * @author Brian Wing Shun Chan
027     */
028    public class BlogsEntryPermission {
029    
030            public static void check(
031                            PermissionChecker permissionChecker, BlogsEntry entry,
032                            String actionId)
033                    throws PortalException {
034    
035                    if (!contains(permissionChecker, entry, actionId)) {
036                            throw new PrincipalException();
037                    }
038            }
039    
040            public static void check(
041                            PermissionChecker permissionChecker, long entryId, String actionId)
042                    throws PortalException, SystemException {
043    
044                    if (!contains(permissionChecker, entryId, actionId)) {
045                            throw new PrincipalException();
046                    }
047            }
048    
049            public static boolean contains(
050                    PermissionChecker permissionChecker, BlogsEntry entry,
051                    String actionId) {
052    
053                    if (entry.isPending()) {
054                            Boolean hasPermission = WorkflowPermissionUtil.hasPermission(
055                                    permissionChecker, entry.getGroupId(),
056                                    BlogsEntry.class.getName(), entry.getEntryId(), actionId);
057    
058                            if (hasPermission != null) {
059                                    return hasPermission.booleanValue();
060                            }
061                    }
062    
063                    if (permissionChecker.hasOwnerPermission(
064                                    entry.getCompanyId(), BlogsEntry.class.getName(),
065                                    entry.getEntryId(), entry.getUserId(), actionId)) {
066    
067                            return true;
068                    }
069    
070                    return permissionChecker.hasPermission(
071                            entry.getGroupId(), BlogsEntry.class.getName(), entry.getEntryId(),
072                            actionId);
073            }
074    
075            public static boolean contains(
076                            PermissionChecker permissionChecker, long entryId, String actionId)
077                    throws PortalException, SystemException {
078    
079                    BlogsEntry entry = BlogsEntryLocalServiceUtil.getEntry(entryId);
080    
081                    return contains(permissionChecker, entry, actionId);
082            }
083    
084    }