001    /**
002     * Copyright (c) 2000-present 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.documentlibrary.service.permission;
016    
017    import com.liferay.portal.kernel.exception.PortalException;
018    import com.liferay.portal.kernel.portlet.PortletProvider;
019    import com.liferay.portal.kernel.portlet.PortletProviderUtil;
020    import com.liferay.portal.kernel.repository.model.FileEntry;
021    import com.liferay.portal.kernel.spring.osgi.OSGiBeanProperties;
022    import com.liferay.portal.kernel.workflow.permission.WorkflowPermissionUtil;
023    import com.liferay.portal.security.auth.PrincipalException;
024    import com.liferay.portal.security.permission.ActionKeys;
025    import com.liferay.portal.security.permission.BaseModelPermissionChecker;
026    import com.liferay.portal.security.permission.PermissionChecker;
027    import com.liferay.portal.util.PropsValues;
028    import com.liferay.portlet.documentlibrary.exception.NoSuchFolderException;
029    import com.liferay.portlet.documentlibrary.model.DLFileEntry;
030    import com.liferay.portlet.documentlibrary.model.DLFileVersion;
031    import com.liferay.portlet.documentlibrary.model.DLFolder;
032    import com.liferay.portlet.documentlibrary.model.DLFolderConstants;
033    import com.liferay.portlet.documentlibrary.service.DLAppLocalServiceUtil;
034    import com.liferay.portlet.documentlibrary.service.DLFolderLocalServiceUtil;
035    import com.liferay.portlet.exportimport.staging.permission.StagingPermissionUtil;
036    
037    /**
038     * @author Brian Wing Shun Chan
039     * @author Charles May
040     */
041    @OSGiBeanProperties(
042            property = {
043                    "model.class.name=com.liferay.portlet.documentlibrary.model.DLFileEntry"
044            }
045    )
046    public class DLFileEntryPermission implements BaseModelPermissionChecker {
047    
048            public static void check(
049                            PermissionChecker permissionChecker, DLFileEntry dlFileEntry,
050                            String actionId)
051                    throws PortalException {
052    
053                    if (!contains(permissionChecker, dlFileEntry, actionId)) {
054                            throw new PrincipalException.MustHavePermission(
055                                    permissionChecker, DLFileEntry.class.getName(),
056                                    dlFileEntry.getFileEntryId(), actionId);
057                    }
058            }
059    
060            public static void check(
061                            PermissionChecker permissionChecker, FileEntry fileEntry,
062                            String actionId)
063                    throws PortalException {
064    
065                    if (!fileEntry.containsPermission(permissionChecker, actionId)) {
066                            throw new PrincipalException.MustHavePermission(
067                                    permissionChecker, FileEntry.class.getName(),
068                                    fileEntry.getFileEntryId(), actionId);
069                    }
070            }
071    
072            public static void check(
073                            PermissionChecker permissionChecker, long fileEntryId,
074                            String actionId)
075                    throws PortalException {
076    
077                    if (!contains(permissionChecker, fileEntryId, actionId)) {
078                            throw new PrincipalException.MustHavePermission(
079                                    permissionChecker, FileEntry.class.getName(), fileEntryId,
080                                    actionId);
081                    }
082            }
083    
084            public static boolean contains(
085                            PermissionChecker permissionChecker, DLFileEntry dlFileEntry,
086                            String actionId)
087                    throws PortalException {
088    
089                    String portletId = PortletProviderUtil.getPortletId(
090                            FileEntry.class.getName(), PortletProvider.Action.EDIT);
091    
092                    Boolean hasPermission = StagingPermissionUtil.hasPermission(
093                            permissionChecker, dlFileEntry.getGroupId(),
094                            DLFileEntry.class.getName(), dlFileEntry.getFileEntryId(),
095                            portletId, actionId);
096    
097                    if (hasPermission != null) {
098                            return hasPermission.booleanValue();
099                    }
100    
101                    DLFileVersion latestDLFileVersion = dlFileEntry.getLatestFileVersion(
102                            true);
103    
104                    if (latestDLFileVersion.isPending()) {
105                            hasPermission = WorkflowPermissionUtil.hasPermission(
106                                    permissionChecker, dlFileEntry.getGroupId(),
107                                    DLFileEntry.class.getName(), dlFileEntry.getFileEntryId(),
108                                    actionId);
109    
110                            if (hasPermission != null) {
111                                    return hasPermission.booleanValue();
112                            }
113                    }
114    
115                    if (actionId.equals(ActionKeys.VIEW) &&
116                            PropsValues.PERMISSIONS_VIEW_DYNAMIC_INHERITANCE) {
117    
118                            long dlFolderId = dlFileEntry.getFolderId();
119    
120                            if (dlFolderId == DLFolderConstants.DEFAULT_PARENT_FOLDER_ID) {
121                                    if (!DLPermission.contains(
122                                                    permissionChecker, dlFileEntry.getGroupId(),
123                                                    actionId)) {
124    
125                                            return false;
126                                    }
127                            }
128                            else {
129                                    try {
130                                            DLFolder dlFolder = DLFolderLocalServiceUtil.getFolder(
131                                                    dlFolderId);
132    
133                                            if (!DLFolderPermission.contains(
134                                                            permissionChecker, dlFolder, ActionKeys.ACCESS) &&
135                                                    !DLFolderPermission.contains(
136                                                            permissionChecker, dlFolder, ActionKeys.VIEW)) {
137    
138                                                    return false;
139                                            }
140                                    }
141                                    catch (NoSuchFolderException nsfe) {
142                                            if (!dlFileEntry.isInTrash()) {
143                                                    throw nsfe;
144                                            }
145                                    }
146                            }
147                    }
148    
149                    if (permissionChecker.hasOwnerPermission(
150                                    dlFileEntry.getCompanyId(), DLFileEntry.class.getName(),
151                                    dlFileEntry.getFileEntryId(), dlFileEntry.getUserId(),
152                                    actionId)) {
153    
154                            return true;
155                    }
156    
157                    return permissionChecker.hasPermission(
158                            dlFileEntry.getGroupId(), DLFileEntry.class.getName(),
159                            dlFileEntry.getFileEntryId(), actionId);
160            }
161    
162            public static boolean contains(
163                            PermissionChecker permissionChecker, FileEntry fileEntry,
164                            String actionId)
165                    throws PortalException {
166    
167                    return fileEntry.containsPermission(permissionChecker, actionId);
168            }
169    
170            public static boolean contains(
171                            PermissionChecker permissionChecker, long fileEntryId,
172                            String actionId)
173                    throws PortalException {
174    
175                    FileEntry fileEntry = DLAppLocalServiceUtil.getFileEntry(fileEntryId);
176    
177                    return fileEntry.containsPermission(permissionChecker, actionId);
178            }
179    
180            @Override
181            public void checkBaseModel(
182                            PermissionChecker permissionChecker, long groupId, long primaryKey,
183                            String actionId)
184                    throws PortalException {
185    
186                    check(permissionChecker, primaryKey, actionId);
187            }
188    
189    }