1
|
|
|
<?php
|
2
|
|
|
|
3
|
|
|
namespace Walker;
|
4
|
|
|
|
5
|
|
|
/**
|
6
|
|
|
* Class Walker
|
7
|
|
|
*/
|
8
|
|
|
class Walker
|
9
|
|
|
{
|
10
|
|
|
private $dataEntryPoint;
|
11
|
|
|
/**
|
12
|
|
|
* @var array
|
13
|
|
|
*/
|
14
|
|
|
private $founds = [];
|
15
|
|
|
/**
|
16
|
|
|
* @var array
|
17
|
|
|
*/
|
18
|
|
|
private $targets = [];
|
19
|
|
|
/**
|
20
|
|
|
* @param array $founds
|
21
|
|
|
*/
|
22
|
1 |
|
private function setFounds(array $founds)
|
23
|
|
|
{
|
24
|
1 |
|
$this->founds = $founds;
|
25
|
1 |
|
}
|
26
|
|
|
|
27
|
|
|
/**
|
28
|
|
|
* @param $json
|
29
|
|
|
* @return $this
|
30
|
|
|
*/
|
31
|
|
|
public function fromJson($json)
|
32
|
|
|
{
|
33
|
|
|
$this->setFounds([]);
|
34
|
|
|
$this->dataEntryPoint = json_decode($json);
|
35
|
|
|
|
36
|
|
|
return $this;
|
37
|
|
|
}
|
38
|
|
|
|
39
|
|
|
/**
|
40
|
|
|
* @param $rawData
|
41
|
|
|
* @return $this
|
42
|
|
|
*/
|
43
|
1 |
|
public function from($rawData)
|
44
|
|
|
{
|
45
|
1 |
|
$this->setFounds([]);
|
46
|
1 |
|
$this->dataEntryPoint = $rawData;
|
47
|
|
|
|
48
|
1 |
|
return $this;
|
49
|
|
|
}
|
50
|
|
|
|
51
|
|
|
/**
|
52
|
|
|
* @param $target
|
53
|
|
|
* @return Walker
|
54
|
|
|
*/
|
55
|
|
|
public function with($target)
|
56
|
|
|
{
|
57
|
|
|
if (is_array($target) === false) {
|
58
|
|
|
$target = [$target];
|
59
|
|
|
}
|
60
|
|
|
$this->targets[] = $target;
|
61
|
|
|
|
62
|
|
|
return $this;
|
63
|
|
|
}
|
64
|
|
|
|
65
|
|
|
/**
|
66
|
|
|
* @param callable|null $formatter
|
67
|
|
|
* @return string
|
68
|
|
|
*/
|
69
|
1 |
|
public function asString(callable $formatter = null)
|
70
|
|
|
{
|
71
|
1 |
|
$this->run();
|
72
|
1 |
|
return (is_null($formatter)) ? implode(', ', $this->founds) : $formatter($this->founds);
|
73
|
|
|
}
|
74
|
|
|
|
75
|
|
|
/**
|
76
|
|
|
* @return array
|
77
|
|
|
*/
|
78
|
|
|
public function asArray()
|
79
|
|
|
{
|
80
|
|
|
$this->run();
|
81
|
|
|
return $this->founds;
|
82
|
|
|
}
|
83
|
|
|
|
84
|
|
|
/**
|
85
|
|
|
* @param $target
|
86
|
|
|
* @return array
|
87
|
|
|
*/
|
88
|
|
|
protected function parseTarget($target)
|
89
|
|
|
{
|
90
|
|
|
$separator = '->';
|
91
|
|
|
|
92
|
|
|
return(explode($separator, $target));
|
93
|
|
|
}
|
94
|
|
|
|
95
|
|
|
/**
|
96
|
|
|
* @param $node
|
97
|
|
|
* @param array $matches
|
98
|
|
|
* @return void
|
99
|
|
|
*/
|
100
|
|
|
protected function walk($node, array $matches)
|
101
|
|
|
{
|
102
|
|
|
if (is_object($node)) {
|
103
|
|
|
$match = array_shift($matches);
|
104
|
|
|
if (property_exists($node, $match)) {
|
105
|
|
|
if(count($matches) === 0 && isset($node->$match)) {
|
106
|
|
|
$this->founds[] = $node->$match;
|
107
|
|
|
|
108
|
|
|
return;
|
109
|
|
|
}
|
110
|
|
|
$this->walk($node->$match, $matches);
|
111
|
|
|
}
|
112
|
|
|
} elseif (is_array($node)) {
|
113
|
|
|
foreach($node as $n) {
|
114
|
|
|
$this->walk($n, $matches);
|
115
|
|
|
}
|
116
|
|
|
}
|
117
|
|
|
}
|
118
|
|
|
|
119
|
1 |
|
private function run()
|
120
|
|
|
{
|
121
|
1 |
|
foreach($this->targets as $target) {
|
122
|
|
|
$this->walk($this->dataEntryPoint, $this->parseTarget($target));
|
123
|
|
|
}
|
124
|
1 |
|
}
|
125
|
|
|
}
|
126
|
|
|
|