1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portlet.wiki.service.permission;
21  
22  import com.liferay.portal.PortalException;
23  import com.liferay.portal.SystemException;
24  import com.liferay.portal.security.auth.PrincipalException;
25  import com.liferay.portal.security.permission.ActionKeys;
26  import com.liferay.portal.security.permission.PermissionChecker;
27  import com.liferay.portlet.wiki.NoSuchPageException;
28  import com.liferay.portlet.wiki.model.WikiPage;
29  import com.liferay.portlet.wiki.service.WikiPageLocalServiceUtil;
30  
31  /**
32   * <a href="WikiPagePermission.java.html"><b><i>View Source</i></b></a>
33   *
34   * @author Brian Wing Shun Chan
35   *
36   */
37  public class WikiPagePermission {
38  
39      public static void check(
40              PermissionChecker permissionChecker, long resourcePrimKey,
41              String actionId)
42          throws PortalException, SystemException {
43  
44          if (!contains(permissionChecker, resourcePrimKey, actionId)) {
45              throw new PrincipalException();
46          }
47      }
48  
49      public static void check(
50              PermissionChecker permissionChecker, long nodeId, String title,
51              String actionId)
52          throws PortalException, SystemException {
53  
54          if (!contains(permissionChecker, nodeId, title, actionId)) {
55              throw new PrincipalException();
56          }
57      }
58  
59      public static void check(
60              PermissionChecker permissionChecker, WikiPage page, String actionId)
61          throws PortalException {
62  
63          if (!contains(permissionChecker, page, actionId)) {
64              throw new PrincipalException();
65          }
66      }
67  
68      public static boolean contains(
69              PermissionChecker permissionChecker, long resourcePrimKey,
70              String actionId)
71          throws PortalException, SystemException {
72  
73          WikiPage page = WikiPageLocalServiceUtil.getPage(resourcePrimKey);
74  
75          return contains(permissionChecker, page, actionId);
76      }
77  
78      public static boolean contains(
79              PermissionChecker permissionChecker, long nodeId, String title,
80              String actionId)
81          throws PortalException, SystemException {
82  
83          try {
84              WikiPage page = WikiPageLocalServiceUtil.getPage(nodeId, title);
85  
86              return contains(permissionChecker, page, actionId);
87          }
88          catch (NoSuchPageException nspe) {
89              return WikiNodePermission.contains(
90                  permissionChecker, nodeId, ActionKeys.ADD_PAGE);
91          }
92      }
93  
94      public static boolean contains(
95          PermissionChecker permissionChecker, WikiPage page, String actionId) {
96  
97          if (permissionChecker.hasOwnerPermission(
98                  page.getCompanyId(), WikiPage.class.getName(), page.getPageId(),
99                  page.getUserId(), actionId)) {
100 
101             return true;
102         }
103 
104         return permissionChecker.hasPermission(
105             page.getGroupId(), WikiPage.class.getName(),
106             page.getResourcePrimKey(), actionId);
107     }
108 
109 }