1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Cerbero\Dto\Manipulators; |
4
|
|
|
|
5
|
|
|
/** |
6
|
|
|
* The array converter. |
7
|
|
|
* |
8
|
|
|
*/ |
9
|
|
|
class ArrayConverter |
10
|
|
|
{ |
11
|
|
|
/** |
12
|
|
|
* The class instance. |
13
|
|
|
* |
14
|
|
|
* @var self |
15
|
|
|
*/ |
16
|
|
|
protected static $instance; |
17
|
|
|
|
18
|
|
|
/** |
19
|
|
|
* The registered conversions. |
20
|
|
|
* |
21
|
|
|
* @var array |
22
|
|
|
*/ |
23
|
|
|
protected $conversions = []; |
24
|
|
|
|
25
|
|
|
/** |
26
|
|
|
* The cached value converters. |
27
|
|
|
* |
28
|
|
|
* @var ValueConverter[] |
29
|
|
|
*/ |
30
|
|
|
protected $cachedConverters = []; |
31
|
|
|
|
32
|
|
|
/** |
33
|
|
|
* Instantiate the class |
34
|
|
|
* |
35
|
|
|
*/ |
36
|
15 |
|
protected function __construct() |
37
|
|
|
{ |
38
|
|
|
// |
39
|
15 |
|
} |
40
|
|
|
|
41
|
|
|
/** |
42
|
|
|
* Retrieve the class instance |
43
|
|
|
* |
44
|
|
|
* @return self |
45
|
|
|
*/ |
46
|
84 |
|
public static function instance(): self |
47
|
|
|
{ |
48
|
84 |
|
return static::$instance = static::$instance ?: new static(); |
49
|
|
|
} |
50
|
|
|
|
51
|
|
|
/** |
52
|
|
|
* Set the given value conversions |
53
|
|
|
* |
54
|
|
|
* @param array $conversions |
55
|
|
|
* @return self |
56
|
|
|
*/ |
57
|
12 |
|
public function setConversions(array $conversions): self |
58
|
|
|
{ |
59
|
12 |
|
$this->conversions = $conversions; |
60
|
|
|
|
61
|
12 |
|
return $this; |
62
|
|
|
} |
63
|
|
|
|
64
|
|
|
/** |
65
|
|
|
* Retrieve the value conversions |
66
|
|
|
* |
67
|
|
|
* @return array |
68
|
|
|
*/ |
69
|
21 |
|
public function getConversions(): array |
70
|
|
|
{ |
71
|
21 |
|
return $this->conversions; |
72
|
|
|
} |
73
|
|
|
|
74
|
|
|
/** |
75
|
|
|
* Convert the given item into an array |
76
|
|
|
* |
77
|
|
|
* @param mixed $item |
78
|
|
|
* @return mixed |
79
|
|
|
*/ |
80
|
39 |
|
public function convert($item) |
81
|
|
|
{ |
82
|
39 |
|
if (is_object($item) && $converter = $this->getConverterByInstance($item)) { |
83
|
3 |
|
return $converter->fromDto($item); |
84
|
|
|
} |
85
|
|
|
|
86
|
39 |
|
if (is_iterable($item)) { |
87
|
21 |
|
$result = []; |
88
|
|
|
|
89
|
21 |
|
foreach ($item as $key => $value) { |
90
|
21 |
|
$result[$key] = $this->convert($value); |
91
|
|
|
} |
92
|
|
|
|
93
|
21 |
|
return $result; |
94
|
|
|
} |
95
|
|
|
|
96
|
39 |
|
return $item; |
97
|
|
|
} |
98
|
|
|
|
99
|
|
|
/** |
100
|
|
|
* Retrieve the converter for the given object instance |
101
|
|
|
* |
102
|
|
|
* @param object $instance |
103
|
|
|
* @return ValueConverter|null |
104
|
|
|
*/ |
105
|
18 |
|
public function getConverterByInstance($instance): ?ValueConverter |
106
|
|
|
{ |
107
|
18 |
|
$class = get_class($instance); |
108
|
|
|
|
109
|
18 |
|
if (isset($this->cachedConverters[$class])) { |
110
|
3 |
|
return $this->cachedConverters[$class]; |
111
|
|
|
} |
112
|
|
|
|
113
|
18 |
|
foreach ($this->getConversions() as $type => $class) { |
114
|
18 |
|
if (is_a($instance, $type)) { |
115
|
6 |
|
$converter = $this->resolveConverter($class); |
116
|
14 |
|
return $this->cachedConverters[$class] = $this->cachedConverters[$type] = $converter; |
117
|
|
|
} |
118
|
|
|
} |
119
|
|
|
|
120
|
15 |
|
return null; |
121
|
|
|
} |
122
|
|
|
|
123
|
|
|
/** |
124
|
|
|
* Retrieve the instance of the given converter |
125
|
|
|
* |
126
|
|
|
* @param string $converter |
127
|
|
|
* @return ValueConverter |
128
|
|
|
*/ |
129
|
9 |
|
protected function resolveConverter(string $converter): ValueConverter |
130
|
|
|
{ |
131
|
9 |
|
return new $converter(); |
132
|
|
|
} |
133
|
|
|
|
134
|
|
|
/** |
135
|
|
|
* Retrieve the converter for the given class |
136
|
|
|
* |
137
|
|
|
* @param string $class |
138
|
|
|
* @return ValueConverter|null |
139
|
|
|
*/ |
140
|
69 |
|
public function getConverterByClass(string $class): ?ValueConverter |
141
|
|
|
{ |
142
|
69 |
|
if (isset($this->cachedConverters[$class])) { |
143
|
3 |
|
return $this->cachedConverters[$class]; |
144
|
|
|
} |
145
|
|
|
|
146
|
69 |
|
if ($converter = $this->conversions[$class] ?? null) { |
147
|
3 |
|
return $this->cachedConverters[$class] = $this->resolveConverter($converter); |
148
|
|
|
} |
149
|
|
|
|
150
|
69 |
|
return null; |
151
|
|
|
} |
152
|
|
|
} |
153
|
|
|
|