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Java > Open Source Codes > org > javabb > action > ajax > ActionFacade


1 package org.javabb.action.ajax;
2
3 import java.util.HashMap JavaDoc;
4
5 import javax.servlet.http.HttpServletRequest JavaDoc;
6
7 import org.javabb.action.infra.ActionSuper;
8 import org.javabb.component.Spy;
9 import org.javabb.component.VelocityTemplate;
10 import org.javabb.infra.JbbConfig;
11 import org.javabb.transaction.TopicTransaction;
12 import org.javabb.vo.FavUserTopic;
13 import org.javabb.vo.FavUserTopicPK;
14 import org.javabb.vo.User;
15
16 import uk.ltd.getahead.dwr.WebContext;
17 import uk.ltd.getahead.dwr.WebContextFactory;
18
19 public class ActionFacade extends ActionSuper {
20     private static final long serialVersionUID = 1L;
21
22     private TopicTransaction topicTransaction;
23
24     public void setTopicTransaction(TopicTransaction topicTransaction) {
25         this.topicTransaction = topicTransaction;
26     }
27
28     public String JavaDoc addFavoriteTopic(Long JavaDoc topicId) {
29         try {
30             WebContext ctx = WebContextFactory.get();
31             HttpServletRequest JavaDoc req = ctx.getHttpServletRequest();
32             User user = (User) req.getSession().getAttribute("jbbuser");
33
34             if (topicId != null && user != null && user.getId() != null) {
35                 Long JavaDoc userId = user.getId();
36                 FavUserTopic favUserTopic = new FavUserTopic(
37                         new FavUserTopicPK(topicId, userId));
38
39                 topicTransaction.add(favUserTopic);
40             }
41         } catch (Exception JavaDoc e) {
42             log.debug("Error at addFavoriteTopic = " + e.getMessage());
43             return "addFavoriteTopic=0";
44         }
45         return "addFavoriteTopic=1";
46     }
47
48     public String JavaDoc deleteFavoriteTopic(Long JavaDoc topicId) {
49         try {
50             WebContext ctx = WebContextFactory.get();
51             HttpServletRequest JavaDoc req = ctx.getHttpServletRequest();
52             User user = (User) req.getSession().getAttribute("jbbuser");
53
54             if (topicId != null && user != null && user.getId() != null) {
55                 Long JavaDoc userId = user.getId();
56                 FavUserTopic favUserTopic = new FavUserTopic(
57                         new FavUserTopicPK(topicId, userId));
58                 topicTransaction.delete(favUserTopic);
59             }
60         } catch (Exception JavaDoc e) {
61             log.debug("Error at deleteFavoriteTopic = " + e.getMessage());
62             return "deleteFavoriteTopic=0";
63         }
64         return "deleteFavoriteTopic=1";
65     }
66
67     public String JavaDoc addWatchTopic(Long JavaDoc topicId) {
68         try {
69             WebContext ctx = WebContextFactory.get();
70             HttpServletRequest JavaDoc req = ctx.getHttpServletRequest();
71             User user = (User) req.getSession().getAttribute("jbbuser");
72
73             if (topicId != null && user != null && user.getId() != null) {
74                 Long JavaDoc userId = user.getId();
75                 topicTransaction.insertWatchTopicUser(topicId, userId);
76             }
77         } catch (Exception JavaDoc e) {
78             log.debug("Error at addWatchTopic = " + e.getMessage());
79             return "addWatchTopic=0";
80         }
81         return "addWatchTopic=1";
82     }
83     
84     
85     public String JavaDoc deleteWatchTopic(Long JavaDoc topicId) {
86         try {
87             WebContext ctx = WebContextFactory.get();
88             HttpServletRequest JavaDoc req = ctx.getHttpServletRequest();
89             User user = (User) req.getSession().getAttribute("jbbuser");
90
91             if (topicId != null && user != null && user.getId() != null) {
92                 Long JavaDoc userId = user.getId();
93                 topicTransaction.deleteWatchTopicUser(topicId, userId);
94             }
95         } catch (Exception JavaDoc e) {
96             log.debug("Error at deleteWatchTopic = " + e.getMessage());
97             return "deleteWatchTopic=0";
98         }
99         return "deleteWatchTopic=1";
100     }
101     
102
103     public String JavaDoc spyTemplate(){
104         HashMap JavaDoc map = (HashMap JavaDoc) Spy.getI18NMessages();
105         map.put("topics", Spy.getSpyTopics());
106         map.put("theme_name", JbbConfig.getConfig().getForumConfig().getForumName());
107
108         String JavaDoc template = VelocityTemplate.makeTemplate(map, "spy_table.vm");
109         return template;
110     }
111
112 }
113
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