1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.imagegallery.service.permission;
24  
25  import com.liferay.portal.PortalException;
26  import com.liferay.portal.SystemException;
27  import com.liferay.portal.security.auth.PrincipalException;
28  import com.liferay.portal.security.permission.ActionKeys;
29  import com.liferay.portal.security.permission.PermissionChecker;
30  import com.liferay.portlet.imagegallery.model.IGFolder;
31  import com.liferay.portlet.imagegallery.model.impl.IGFolderImpl;
32  import com.liferay.portlet.imagegallery.service.IGFolderLocalServiceUtil;
33  
34  /**
35   * <a href="IGFolderPermission.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Brian Wing Shun Chan
38   *
39   */
40  public class IGFolderPermission {
41  
42      public static void check(
43              PermissionChecker permissionChecker, long groupId, long folderId,
44              String actionId)
45          throws PortalException, SystemException {
46  
47          if (!contains(permissionChecker, groupId, folderId, actionId)) {
48              throw new PrincipalException();
49          }
50      }
51  
52      public static void check(
53              PermissionChecker permissionChecker, long folderId, String actionId)
54          throws PortalException, SystemException {
55  
56          if (!contains(permissionChecker, folderId, actionId)) {
57              throw new PrincipalException();
58          }
59      }
60  
61      public static void check(
62              PermissionChecker permissionChecker, IGFolder folder,
63              String actionId)
64          throws PortalException, SystemException {
65  
66          if (!contains(permissionChecker, folder, actionId)) {
67              throw new PrincipalException();
68          }
69      }
70  
71      public static boolean contains(
72              PermissionChecker permissionChecker, long groupId, long folderId,
73              String actionId)
74          throws PortalException, SystemException {
75  
76          if (folderId == IGFolderImpl.DEFAULT_PARENT_FOLDER_ID) {
77              return IGPermission.contains(permissionChecker, groupId, actionId);
78          }
79          else {
80              return contains(permissionChecker, folderId, actionId);
81          }
82      }
83  
84      public static boolean contains(
85              PermissionChecker permissionChecker, long folderId, String actionId)
86          throws PortalException, SystemException {
87  
88          IGFolder folder = IGFolderLocalServiceUtil.getFolder(folderId);
89  
90          return contains(permissionChecker, folder, actionId);
91      }
92  
93      public static boolean contains(
94              PermissionChecker permissionChecker, IGFolder folder,
95              String actionId)
96          throws PortalException, SystemException {
97  
98          if (actionId.equals(ActionKeys.ADD_FOLDER)) {
99              actionId = ActionKeys.ADD_SUBFOLDER;
100         }
101 
102         long folderId = folder.getFolderId();
103 
104         while (folderId != IGFolderImpl.DEFAULT_PARENT_FOLDER_ID) {
105             folder = IGFolderLocalServiceUtil.getFolder(folderId);
106 
107             folderId = folder.getParentFolderId();
108 
109             if (permissionChecker.hasOwnerPermission(
110                     folder.getCompanyId(), IGFolder.class.getName(),
111                     folder.getFolderId(), folder.getUserId(), actionId)) {
112 
113                 return true;
114             }
115 
116             if (permissionChecker.hasPermission(
117                     folder.getGroupId(), IGFolder.class.getName(),
118                     folder.getFolderId(), actionId)) {
119 
120                 return true;
121             }
122 
123             if (actionId.equals(ActionKeys.VIEW)) {
124                 break;
125             }
126         }
127 
128         return false;
129     }
130 
131 }