|
1
|
|
|
<?php |
|
2
|
|
|
namespace Autocomplete\Container\Trie; |
|
3
|
|
|
|
|
4
|
|
|
use Autocomplete\Contract\Container\NodeInterface; |
|
5
|
|
|
|
|
6
|
|
|
/** |
|
7
|
|
|
* @implements NodeInterface |
|
8
|
|
|
*/ |
|
9
|
|
|
class Node implements NodeInterface |
|
10
|
|
|
{ |
|
11
|
|
|
/** |
|
12
|
|
|
* @var mixed |
|
13
|
|
|
*/ |
|
14
|
|
|
private $value; |
|
15
|
|
|
/** |
|
16
|
|
|
* @var Node |
|
17
|
|
|
*/ |
|
18
|
|
|
private $children = []; |
|
19
|
|
|
/** |
|
20
|
|
|
* boolean|string |
|
21
|
|
|
*/ |
|
22
|
|
|
private $endNode; |
|
23
|
|
|
|
|
24
|
|
|
public function __construct($value) |
|
25
|
|
|
{ |
|
26
|
|
|
$this->value = $value; |
|
27
|
|
|
$this->endNode = false; |
|
28
|
|
|
} |
|
29
|
|
|
|
|
30
|
|
|
public function getEndNode() |
|
31
|
|
|
{ |
|
32
|
|
|
return $this->endNode; |
|
33
|
|
|
} |
|
34
|
|
|
|
|
35
|
|
|
public function setEndNode($value) |
|
36
|
|
|
{ |
|
37
|
|
|
$this->endNode = $value; |
|
38
|
|
|
} |
|
39
|
|
|
|
|
40
|
|
|
public function getChild($string) |
|
41
|
|
|
{ |
|
42
|
|
|
foreach ($this->children as $child) { |
|
|
|
|
|
|
43
|
|
|
if ($child->value == $string) { |
|
44
|
|
|
return $child; |
|
45
|
|
|
} |
|
46
|
|
|
} |
|
47
|
|
|
return false; |
|
48
|
|
|
} |
|
49
|
|
|
|
|
50
|
|
|
public function getClosest($prefix) |
|
51
|
|
|
{ |
|
52
|
|
|
$child = $this; |
|
53
|
|
|
$prefix = str_split($prefix); |
|
54
|
|
|
foreach ($prefix as $char) { |
|
55
|
|
|
if ($child) { |
|
56
|
|
|
$child = $child->getChild($char); |
|
57
|
|
|
} |
|
58
|
|
|
} |
|
59
|
|
|
return $child; |
|
60
|
|
|
} |
|
61
|
|
|
|
|
62
|
|
|
public function getPostfix($prefix, $postFixes = []) |
|
63
|
|
|
{ |
|
64
|
|
|
if ($this->endNode) { |
|
65
|
|
|
$postFixes[] = $this->endNode; |
|
66
|
|
|
} |
|
67
|
|
|
foreach ($this->children as $child) { |
|
|
|
|
|
|
68
|
|
|
$postFixes = $child->getPostfix($prefix, $postFixes); |
|
69
|
|
|
} |
|
70
|
|
|
return $postFixes; |
|
71
|
|
|
} |
|
72
|
|
|
|
|
73
|
|
|
public function addChild($name) |
|
74
|
|
|
{ |
|
75
|
|
|
if ($this->getChild($name)) { |
|
76
|
|
|
return $this->getChild($name); |
|
77
|
|
|
} |
|
78
|
|
|
$child = new Node($name); |
|
79
|
|
|
$this->children[] = $child; |
|
80
|
|
|
return $child; |
|
|
|
|
|
|
81
|
|
|
} |
|
82
|
|
|
|
|
83
|
|
|
public function addSuffix($suffix) |
|
84
|
|
|
{ |
|
85
|
|
|
$method = new Method\AddSuffix; |
|
86
|
|
|
return $method->execute($suffix, $this); |
|
87
|
|
|
} |
|
88
|
|
|
|
|
89
|
|
|
public function hasWord($word) |
|
90
|
|
|
{ |
|
91
|
|
|
$method = new Method\HasWord; |
|
92
|
|
|
return $method->execute($word, $this); |
|
93
|
|
|
} |
|
94
|
|
|
|
|
95
|
|
|
public function hasPrefix($prefix) |
|
96
|
|
|
{ |
|
97
|
|
|
$method = new Method\HasPrefix; |
|
98
|
|
|
return $method->execute($prefix, $this); |
|
99
|
|
|
} |
|
100
|
|
|
|
|
101
|
|
|
public function graph(array &$arr, $level = 0) |
|
102
|
|
|
{ |
|
103
|
|
|
$arr[$level][] = $this->value; |
|
104
|
|
|
$level++; |
|
105
|
|
|
foreach ($this->children as $child) { |
|
|
|
|
|
|
106
|
|
|
$child->graph($arr, $level); |
|
107
|
|
|
} |
|
108
|
|
|
} |
|
109
|
|
|
} |
|
110
|
|
|
|