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.wiki.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.wiki.NoSuchPageException;
31  import com.liferay.portlet.wiki.model.WikiPage;
32  import com.liferay.portlet.wiki.service.WikiPageLocalServiceUtil;
33  
34  /**
35   * <a href="WikiPagePermission.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Brian Wing Shun Chan
38   *
39   */
40  public class WikiPagePermission {
41  
42      public static void check(
43              PermissionChecker permissionChecker, long resourcePrimKey,
44              String actionId)
45          throws PortalException, SystemException {
46  
47          if (!contains(permissionChecker, resourcePrimKey, actionId)) {
48              throw new PrincipalException();
49          }
50      }
51  
52      public static void check(
53              PermissionChecker permissionChecker, long nodeId, String title,
54              String actionId)
55          throws PortalException, SystemException {
56  
57          if (!contains(permissionChecker, nodeId, title, actionId)) {
58              throw new PrincipalException();
59          }
60      }
61  
62      public static void check(
63              PermissionChecker permissionChecker, WikiPage page, String actionId)
64          throws PortalException {
65  
66          if (!contains(permissionChecker, page, actionId)) {
67              throw new PrincipalException();
68          }
69      }
70  
71      public static boolean contains(
72              PermissionChecker permissionChecker, long resourcePrimKey,
73              String actionId)
74          throws PortalException, SystemException {
75  
76          WikiPage page = WikiPageLocalServiceUtil.getPage(resourcePrimKey);
77  
78          return contains(permissionChecker, page, actionId);
79      }
80  
81      public static boolean contains(
82              PermissionChecker permissionChecker, long nodeId, String title,
83              String actionId)
84          throws PortalException, SystemException {
85  
86          try {
87              WikiPage page = WikiPageLocalServiceUtil.getPage(nodeId, title);
88  
89              return contains(permissionChecker, page, actionId);
90          }
91          catch (NoSuchPageException nspe) {
92              return WikiNodePermission.contains(
93                  permissionChecker, nodeId, ActionKeys.ADD_PAGE);
94          }
95      }
96  
97      public static boolean contains(
98          PermissionChecker permissionChecker, WikiPage page, String actionId) {
99  
100         if (permissionChecker.hasOwnerPermission(
101                 page.getCompanyId(), WikiPage.class.getName(), page.getPageId(),
102                 page.getUserId(), actionId)) {
103 
104             return true;
105         }
106 
107         return permissionChecker.hasPermission(
108             page.getGroupId(), WikiPage.class.getName(),
109             page.getResourcePrimKey(), actionId);
110     }
111 
112 }