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1 package com.teamkonzept.webman.mainint;
2
3 import com.teamkonzept.lib.*;
4 import de.webman.sitetree.eventhandler.SiteTreeUtils;
5 import java.util.*;
6
7
12 public class TKOpenSiteTreeIterator implements TKListIterator {
13
14 TKListIterator oldIterator;
15 String  listName;
16 TKDBResult dbResult;
17 int lastLeft = -1;
18 int lastRight = -1;
19 int destId = -1;
20 Stack parents;
21 int level;
22 int levels = 0;
23 int maxlevels;
24
25 public TKOpenSiteTreeIterator( TKDBResult dbResult, TKListIterator oldIterator, String listName, int maxlevels )
26 {
27 this.oldIterator = oldIterator;
28 this.listName = listName;
29 this.dbResult = dbResult;
30 this.parents = new Stack();
31 this.level = 0;
32 this.maxlevels = maxlevels;
33 }
34
35 public TKOpenSiteTreeIterator( TKDBResult dbResult, TKListIterator oldIterator, String listName, int destId, int maxlevels )
36 {
37 this.oldIterator = oldIterator;
38 this.listName = listName;
39 this.dbResult = dbResult;
40 this.destId = destId;
41 this.parents = new Stack();
42 this.level = 0;
43 this.maxlevels = maxlevels;
44 }
45
46 public boolean apply( TKTemplate template, int i, String currListName )
47 {
48 if( currListName.equalsIgnoreCase( listName ) )
49 {
50 if( i >= dbResult.size() )
51 {
52 if( !parents.empty() ) parents.pop();
53 level = 0;
54 lastLeft = -1;
55 lastRight = -1;
56 return false;
57 }
58 TKDBResultRow resultRow = (TKDBResultRow)(dbResult.get( i ));
59 if( !TKDBTemplate.prepareTemplate( resultRow,template ) ) return false;
60 try {
61 int myId = Integer.parseInt( (String ) resultRow.getColumn( "SITE_NODE_ID" ) );
62 String path = SiteTreeUtils.getCurrentPath(new Integer (myId));
64 template.set("PATH", path);
65 if( destId != -1 && myId == destId ) {
66 template.set( "IS_DESTINATION", Boolean.TRUE );
67 }
68 int thisLeft = Integer.parseInt( (String ) resultRow.getColumn( "LEFT_NR" ) );
69 int thisRight = Integer.parseInt( (String ) resultRow.getColumn( "RIGHT_NR" ) );
70 String tmp = (String ) resultRow.getColumn( "SITE_NODE_PARENT" );
71 int thisParent = ( tmp == null || tmp.equals("") )?myId:Integer.parseInt( tmp );
72
73 String nodeId = (String ) resultRow.getColumn( "NODE_ID" );
74 int thisPar = ( nodeId.equals("") )?myId+1:Integer.parseInt( nodeId );
75 if( nodeId.equals("") ) {
76 template.set( "IS_LEAF", Boolean.TRUE );
77 }
78 else if( thisPar == myId ) {
79 template.set( "IS_CLOSED", Boolean.TRUE );
80 }
81 else {
82 template.set( "IS_OPEN", Boolean.TRUE );
83 }
84
85 if( i == 0 ) template.set( "IS_ROOT", Boolean.TRUE );
86 if( thisLeft > lastLeft && thisRight < lastRight ) {
87 parents.push( new Integer ( thisParent ) );
88 level++;
89 }
90 else if( !parents.empty() ) {
91 if( !(parents.peek().equals( new Integer (thisParent))) ) {
96 while( !parents.empty() ) {
97 if( parents.pop().equals( new Integer ( thisParent )) ) {
98 parents.push( new Integer ( thisParent ) );
99 break;
100 }
101 level--;
102 }
103 }
104 }
105 levels = level;
106 template.set( "LEVEL", new Integer ( level ) );
107 template.set( "CURR_COLSPAN", new Integer ( maxlevels-level+1 ) );
108 lastLeft = thisLeft;
109 lastRight = thisRight;
110 }
111 catch ( Throwable th ) {
112 throw new Error ( th.getMessage() );
113 }
114 return true;
115 }
116 else if( currListName.equalsIgnoreCase( "LEVELS" ) ) {
117 return (--levels >= 0);
118 }
119 else if( oldIterator != null ) {
120 return oldIterator.apply( template, i, currListName );
121 }
122 else {
123 return false;
124 }
125 }
126 }
127
128
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