1   /**
2    * Copyright (c) 2000-2008 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.model.User;
28  import com.liferay.portal.util.PortalUtil;
29  import com.liferay.portal.util.PropsValues;
30  import com.liferay.portlet.messageboards.BannedUserException;
31  import com.liferay.portlet.messageboards.NoSuchBanException;
32  import com.liferay.portlet.messageboards.model.MBBan;
33  import com.liferay.portlet.messageboards.service.base.MBBanLocalServiceBaseImpl;
34  import com.liferay.portlet.messageboards.util.MBUtil;
35  
36  import java.util.Date;
37  import java.util.List;
38  
39  import org.apache.commons.logging.Log;
40  import org.apache.commons.logging.LogFactory;
41  
42  /**
43   * <a href="MBBanLocalServiceImpl.java.html"><b><i>View Source</i></b></a>
44   *
45   * @author Brian Wing Shun Chan
46   *
47   */
48  public class MBBanLocalServiceImpl extends MBBanLocalServiceBaseImpl {
49  
50      public MBBan addBan(long userId, long plid, long banUserId)
51          throws PortalException, SystemException {
52  
53          User user = userPersistence.findByPrimaryKey(userId);
54          long groupId = PortalUtil.getPortletGroupId(plid);
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 plid, long banUserId) throws SystemException {
88          long groupId = PortalUtil.getPortletGroupId(plid);
89  
90          try {
91              mbBanPersistence.removeByG_B(groupId, banUserId);
92          }
93          catch (NoSuchBanException nsbe) {
94          }
95      }
96  
97      public void deleteBansByBanUserId(long banUserId) throws SystemException {
98          mbBanPersistence.removeByBanUserId(banUserId);
99      }
100 
101     public void deleteBansByGroupId(long groupId) throws SystemException {
102         mbBanPersistence.removeByGroupId(groupId);
103     }
104 
105     public void expireBans() throws SystemException {
106         long now = System.currentTimeMillis();
107 
108         List<MBBan> bans = mbBanPersistence.findAll();
109 
110         for (MBBan ban : bans) {
111             long unbanDate = MBUtil.getUnbanDate(
112                 ban, PropsValues.MESSAGE_BOARDS_EXPIRE_BAN_INTERVAL).getTime();
113 
114             if (now >= unbanDate) {
115                 if (_log.isDebugEnabled()) {
116                     _log.debug(
117                         "Auto expiring ban " + ban.getBanId() + " on user " +
118                             ban.getBanUserId());
119                 }
120 
121                 mbBanPersistence.remove(ban);
122             }
123         }
124     }
125 
126     public List<MBBan> getBans(long groupId, int start, int end)
127         throws SystemException {
128 
129         return mbBanPersistence.findByGroupId(groupId, start, end);
130     }
131 
132     public int getBansCount(long groupId) throws SystemException {
133         return mbBanPersistence.countByGroupId(groupId);
134     }
135 
136     public boolean hasBan(long groupId, long banUserId)
137         throws SystemException {
138 
139         if (mbBanPersistence.fetchByG_B(groupId, banUserId) == null) {
140             return false;
141         }
142         else {
143             return true;
144         }
145     }
146 
147     private static Log _log = LogFactory.getLog(MBBanLocalServiceImpl.class);
148 
149 }