node.php
2.98 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
<?php
/**
* @package Joomla.Legacy
* @subpackage Base
*
* @copyright Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('JPATH_PLATFORM') or die;
/**
* Tree Node Class.
*
* @since 1.5
* @deprecated 3.0
*/
class JNode extends JObject
{
/**
* Parent node
*
* @var JNode
* @since 1.5
* @deprecated 3.0
*/
protected $_parent = null;
/**
* Array of Children
*
* @var JNode[]
* @since 1.5
* @deprecated 3.0
*/
protected $_children = array();
/**
* Constructor
*
* @since 1.5
* @deprecated 3.0
*/
public function __construct()
{
JLog::add('JNode::__construct() is deprecated.', JLog::WARNING, 'deprecated');
return true;
}
/**
* Add child to this node
*
* If the child already has a parent, the link is unset
*
* @param JNode &$child The child to be added
*
* @return void
*
* @since 1.5
* @deprecated 3.0
*/
public function addChild(&$child)
{
JLog::add('JNode::addChild() is deprecated.', JLog::WARNING, 'deprecated');
if ($child instanceof Jnode)
{
$child->setParent($this);
}
}
/**
* Set the parent of a this node
*
* If the node already has a parent, the link is unset
*
* @param JNode|null &$parent The JNode for parent to be set or null
*
* @return void
*
* @since 1.5
* @deprecated 3.0
*/
public function setParent(&$parent)
{
JLog::add('JNode::setParent() is deprecated.', JLog::WARNING, 'deprecated');
if ($parent instanceof JNode || $parent === null)
{
$hash = spl_object_hash($this);
if ($this->_parent !== null)
{
unset($this->_parent->children[$hash]);
}
if ($parent !== null)
{
$parent->_children[$hash] = & $this;
}
$this->_parent = & $parent;
}
}
/**
* Get the children of this node
*
* @return JNode[] The children
*
* @since 1.5
* @deprecated 3.0
*/
public function &getChildren()
{
JLog::add('JNode::getChildren() is deprecated.', JLog::WARNING, 'deprecated');
return $this->_children;
}
/**
* Get the parent of this node
*
* @return JNode|null JNode object with the parent or null for no parent
*
* @since 1.5
* @deprecated 3.0
*/
public function &getParent()
{
JLog::add('JNode::getParent() is deprecated.', JLog::WARNING, 'deprecated');
return $this->_parent;
}
/**
* Test if this node has children
*
* @return boolean True if there are children
*
* @since 1.5
* @deprecated 3.0
*/
public function hasChildren()
{
JLog::add('JNode::hasChildren() is deprecated.', JLog::WARNING, 'deprecated');
return (bool) count($this->_children);
}
/**
* Test if this node has a parent
*
* @return boolean True if there is a parent
*
* @since 1.6
* @deprecated 3.0
*/
public function hasParent()
{
JLog::add('JNode::hasParent() is deprecated.', JLog::WARNING, 'deprecated');
return $this->getParent() != null;
}
}