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Java > Open Source Codes > de > webman > content > eventhandler > CEContentInfoHandler


1 package de.webman.content.eventhandler;
2
3 import com.teamkonzept.web.*;
4 import com.teamkonzept.webman.*;
5 import com.teamkonzept.webman.db.TKWebmanDBManager;
6 import com.teamkonzept.webman.mainint.*;
7 import com.teamkonzept.webman.mainint.db.queries.TKDBContentTreeGetParentInfo;
8 import de.webman.content.db.queries.*;
9 import com.teamkonzept.webman.mainint.events.*;
10 import com.teamkonzept.lib.*;
11 import com.teamkonzept.field.*;
12 import com.teamkonzept.field.db.*;
13 import com.teamkonzept.db.*;
14 import de.webman.content.workflow.*;
15 import java.sql.*;
16 import com.teamkonzept.international.LanguageManager;
17 import de.webman.util.legacy.Legacy;
18
19 /**
20 * Infos über Content anzeigen
21 *
22  * @author $Author: uli $
23  * @version $Revision: 1.11 $
24 */
25 public class CEContentInfoHandler extends DefaultEventHandler implements ParameterTypes, FrameConstants, DatabaseDefaults
26 {
27     private CEContentInfoHandler()
28     {}
29
30     /** Singleton Instance */
31     private static CEContentInfoHandler instance = new CEContentInfoHandler();
32
33     public static CEContentInfoHandler getInstance()
34     {
35         return instance;
36     }
37
38     public void handleEvent(TKEvent evt) throws TKException
39     {
40         try
41         {
42             CEUtils.checkEvent(evt);
43             Integer JavaDoc contentNodeId = new Integer JavaDoc(evt.getParameter(PARAMETER, "CONTENT_NODE_ID"));
44             String JavaDoc type = evt.getParameter(PARAMETER, "CONTENT_NODE_TYPE");
45             String JavaDoc name = evt.getParameter(PARAMETER, "CONTENT_NODE_NAME");
46             TKVector depends = new TKVector();
47             boolean groupDepend = false;
48             // hier noch feststellen - ob ein Mitglied einer Contentgruppe
49 TKQuery q;
50             ResultSet rs;
51             if (type.equals(SINGLE))
52             {
53                 q = TKDBManager.newQuery(TKDBContentTreeGetParentInfo.class);
54                 q.setQueryParams("CONTENT_NODE_ID", contentNodeId);
55                 q.execute();
56                 rs = q.fetchResultSet();
57                 rs.next();
58                 // Vater informationen lesen
59 String JavaDoc parentType = rs.getString("CONTENT_NODE_TYPE");
60                 if (parentType.equals(GROUP))
61                 {
62                     // wenn ja, auch noch die Abhaengigkeiten der Gruppe checken
63 Integer JavaDoc groupId = new Integer JavaDoc(rs.getInt("CONTENT_NODE_ID"));
64                     if (CEUtils.checkDependencies(groupId, depends, false))
65                     {
66                         groupDepend = true;
67                         // Dependency gefunden !
68 }
69                 }
70             }
71             CEUtils.checkDependencies(contentNodeId, depends, true);
72             TKHTMLTemplate t = evt.getPrepHTMLTemplate("dependency.tmpl");
73             q = TKDBManager.newQuery(SelectContentTreeAndForm.class);
74             q.setQueryParams("CONTENT_NODE_ID", contentNodeId);
75             q.execute();
76             rs = q.fetchResultSet();
77
78             String JavaDoc text = null;
79             
80             if (rs.next())
81             {
82                 Object JavaDoc[] arguments = new Object JavaDoc[2];
83                 arguments[0] = name;
84                 arguments[1] = rs.getString("FORM_NAME");
85
86                 text = LanguageManager.getText("content", "CONTENT_DEPENDENCY", arguments);
87             }
88             else
89             {
90                 text = LanguageManager.getText("content", "CONTENT_DIRECTORY_DEPENDENCY", new Object JavaDoc[]{name});
91             }
92             
93             t.set("TITLE", text);
94             t.setListIterator( new TKStandardPluginIterator("REFERENCES", null, depends, false, t.getListIterator()));
95
96             evt.finishTemplate(t);
97         }
98         catch (Throwable JavaDoc e)
99         {
100             // TO DO : Analyze Exception !
101 throw WebmanExceptionHandler.getException(e);
102         }
103     }
104
105     public boolean isHandler(TKEvent evt)
106     {
107         return evt.getName().equalsIgnoreCase("CE_INFO");
108     }
109 }
110
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