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.communities.action;
24  
25  import com.liferay.portal.NoSuchGroupException;
26  import com.liferay.portal.NoSuchRoleException;
27  import com.liferay.portal.kernel.servlet.SessionErrors;
28  import com.liferay.portal.kernel.util.Constants;
29  import com.liferay.portal.kernel.util.ParamUtil;
30  import com.liferay.portal.kernel.util.StringUtil;
31  import com.liferay.portal.security.auth.PrincipalException;
32  import com.liferay.portal.service.UserGroupRoleServiceUtil;
33  import com.liferay.portal.struts.PortletAction;
34  
35  import javax.portlet.ActionRequest;
36  import javax.portlet.ActionResponse;
37  import javax.portlet.PortletConfig;
38  import javax.portlet.RenderRequest;
39  import javax.portlet.RenderResponse;
40  
41  import org.apache.struts.action.ActionForm;
42  import org.apache.struts.action.ActionForward;
43  import org.apache.struts.action.ActionMapping;
44  
45  /**
46   * <a href="EditUserRolesAction.java.html"><b><i>View Source</i></b></a>
47   *
48   * @author Charles May
49   *
50   */
51  public class EditUserRolesAction extends PortletAction {
52  
53      public void processAction(
54              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
55              ActionRequest actionRequest, ActionResponse actionResponse)
56          throws Exception {
57  
58          String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
59  
60          try {
61              if (cmd.equals("user_group_role_users")) {
62                  updateUserGroupRoleUsers(actionRequest);
63              }
64  
65              sendRedirect(actionRequest, actionResponse);
66          }
67          catch (Exception e) {
68              if (e instanceof PrincipalException) {
69                  SessionErrors.add(actionRequest, e.getClass().getName());
70  
71                  setForward(actionRequest, "portlet.communities.error");
72              }
73              else {
74                  throw e;
75              }
76          }
77      }
78  
79      public ActionForward render(
80              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
81              RenderRequest renderRequest, RenderResponse renderResponse)
82          throws Exception {
83  
84          try {
85              ActionUtil.getGroup(renderRequest);
86              ActionUtil.getRole(renderRequest);
87          }
88          catch (Exception e) {
89              if (e instanceof NoSuchGroupException ||
90                  e instanceof NoSuchRoleException ||
91                  e instanceof PrincipalException) {
92  
93                  SessionErrors.add(renderRequest, e.getClass().getName());
94  
95                  return mapping.findForward("portlet.communities.error");
96              }
97              else {
98                  throw e;
99              }
100         }
101 
102         return mapping.findForward(
103             getForward(renderRequest, "portlet.communities.edit_user_roles"));
104     }
105 
106     protected void updateUserGroupRoleUsers(ActionRequest actionRequest)
107         throws Exception {
108 
109         long groupId = ParamUtil.getLong(actionRequest, "groupId");
110         long roleId = ParamUtil.getLong(actionRequest, "roleId");
111 
112         long[] addUserIds = StringUtil.split(
113             ParamUtil.getString(actionRequest, "addUserIds"), 0L);
114         long[] removeUserIds = StringUtil.split(
115             ParamUtil.getString(actionRequest, "removeUserIds"), 0L);
116 
117         UserGroupRoleServiceUtil.addUserGroupRoles(addUserIds, groupId, roleId);
118         UserGroupRoleServiceUtil.deleteUserGroupRoles(
119             removeUserIds, groupId, roleId);
120     }
121 
122 }