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.messageboards.service.impl;
24  
25  import com.liferay.portal.PortalException;
26  import com.liferay.portal.SystemException;
27  import com.liferay.portal.kernel.log.Log;
28  import com.liferay.portal.kernel.log.LogFactoryUtil;
29  import com.liferay.portal.model.User;
30  import com.liferay.portal.service.ServiceContext;
31  import com.liferay.portal.util.PropsValues;
32  import com.liferay.portlet.messageboards.BannedUserException;
33  import com.liferay.portlet.messageboards.NoSuchBanException;
34  import com.liferay.portlet.messageboards.model.MBBan;
35  import com.liferay.portlet.messageboards.service.base.MBBanLocalServiceBaseImpl;
36  import com.liferay.portlet.messageboards.util.MBUtil;
37  
38  import java.util.Date;
39  import java.util.List;
40  
41  /**
42   * <a href="MBBanLocalServiceImpl.java.html"><b><i>View Source</i></b></a>
43   *
44   * @author Brian Wing Shun Chan
45   *
46   */
47  public class MBBanLocalServiceImpl extends MBBanLocalServiceBaseImpl {
48  
49      public MBBan addBan(
50              long userId, long banUserId, ServiceContext serviceContext)
51          throws PortalException, SystemException {
52  
53          User user = userPersistence.findByPrimaryKey(userId);
54          long groupId = serviceContext.getScopeGroupId();
55          Date now = new Date();
56  
57          long banId = counterLocalService.increment();
58  
59          MBBan ban = mbBanPersistence.fetchByG_B(groupId, banUserId);
60  
61          if (ban == null) {
62              ban = mbBanPersistence.create(banId);
63  
64              ban.setGroupId(groupId);
65              ban.setCompanyId(user.getCompanyId());
66              ban.setUserId(user.getUserId());
67              ban.setUserName(user.getFullName());
68              ban.setCreateDate(now);
69              ban.setBanUserId(banUserId);
70          }
71  
72          ban.setModifiedDate(now);
73  
74          mbBanPersistence.update(ban, false);
75  
76          return ban;
77      }
78  
79      public void checkBan(long groupId, long banUserId)
80          throws PortalException, SystemException {
81  
82          if (hasBan(groupId, banUserId)) {
83              throw new BannedUserException();
84          }
85      }
86  
87      public void deleteBan(long banUserId, ServiceContext serviceContext)
88          throws SystemException {
89  
90          long groupId = serviceContext.getScopeGroupId();
91  
92          try {
93              mbBanPersistence.removeByG_B(groupId, banUserId);
94          }
95          catch (NoSuchBanException nsbe) {
96          }
97      }
98  
99      public void deleteBansByBanUserId(long banUserId) throws SystemException {
100         mbBanPersistence.removeByBanUserId(banUserId);
101     }
102 
103     public void deleteBansByGroupId(long groupId) throws SystemException {
104         mbBanPersistence.removeByGroupId(groupId);
105     }
106 
107     public void expireBans() throws SystemException {
108         long now = System.currentTimeMillis();
109 
110         List<MBBan> bans = mbBanPersistence.findAll();
111 
112         for (MBBan ban : bans) {
113             long unbanDate = MBUtil.getUnbanDate(
114                 ban, PropsValues.MESSAGE_BOARDS_EXPIRE_BAN_INTERVAL).getTime();
115 
116             if (now >= unbanDate) {
117                 if (_log.isDebugEnabled()) {
118                     _log.debug(
119                         "Auto expiring ban " + ban.getBanId() + " on user " +
120                             ban.getBanUserId());
121                 }
122 
123                 mbBanPersistence.remove(ban);
124             }
125         }
126     }
127 
128     public List<MBBan> getBans(long groupId, int start, int end)
129         throws SystemException {
130 
131         return mbBanPersistence.findByGroupId(groupId, start, end);
132     }
133 
134     public int getBansCount(long groupId) throws SystemException {
135         return mbBanPersistence.countByGroupId(groupId);
136     }
137 
138     public boolean hasBan(long groupId, long banUserId)
139         throws SystemException {
140 
141         if (mbBanPersistence.fetchByG_B(groupId, banUserId) == null) {
142             return false;
143         }
144         else {
145             return true;
146         }
147     }
148 
149     private static Log _log =
150          LogFactoryUtil.getLog(MBBanLocalServiceImpl.class);
151 
152 }