1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
namespace Nayjest\Collection\Extended; |
4
|
|
|
|
5
|
|
|
use mp; |
6
|
|
|
|
7
|
|
|
/** |
8
|
|
|
* Implementation of methods added in ObjectCollectionReadInterface. |
9
|
|
|
* |
10
|
|
|
* ObjectCollectionTrait requires implementation of \Nayjest\Collection\CollectionReadInterface. |
11
|
|
|
*/ |
12
|
|
|
trait ObjectCollectionTrait |
13
|
|
|
{ |
14
|
|
|
|
15
|
|
|
/** |
16
|
|
|
* @param callable $callback |
17
|
|
|
* @param array|null $optionalArguments |
18
|
|
|
* @return static |
19
|
|
|
*/ |
20
|
|
|
abstract public function find(callable $callback, array $optionalArguments = null); |
21
|
|
|
|
22
|
|
|
/** |
23
|
|
|
* @param callable $callback |
24
|
|
|
* @param array|null $optionalArguments |
25
|
|
|
* @return static |
26
|
|
|
*/ |
27
|
|
|
abstract public function filter(callable $callback, array $optionalArguments = null); |
28
|
|
|
|
29
|
|
|
abstract public function toArray(); |
30
|
|
|
|
31
|
|
|
/** |
32
|
|
|
* @param callable $compareFunction |
33
|
|
|
* @return static |
34
|
|
|
*/ |
35
|
|
|
abstract public function sort(callable $compareFunction); |
36
|
|
|
|
37
|
|
|
/** |
38
|
|
|
* @param string $className |
39
|
|
|
* |
40
|
|
|
* @return mixed |
41
|
|
|
*/ |
42
|
|
|
public function findByType($className) |
43
|
|
|
{ |
44
|
|
|
return $this->find('is_a', [$className]); |
45
|
|
|
} |
46
|
|
|
|
47
|
|
|
/** |
48
|
|
|
* @param string $className |
49
|
|
|
* @return static |
50
|
|
|
*/ |
51
|
|
|
public function filterByType($className) |
52
|
|
|
{ |
53
|
|
|
return $this->filter('is_a', [$className]); |
54
|
|
|
} |
55
|
|
|
|
56
|
|
|
/** |
57
|
|
|
* @param string $propertyName |
58
|
|
|
* @param $value |
59
|
|
|
* @param bool $useGetters |
60
|
|
|
* @return static |
61
|
|
|
*/ |
62
|
1 |
|
public function filterByProperty($propertyName, $value, $useGetters = false) |
63
|
|
|
{ |
64
|
1 |
|
return $this->filter( |
65
|
1 |
|
$this->getPropertyComparator($propertyName, $value, $useGetters) |
66
|
1 |
|
); |
67
|
|
|
} |
68
|
|
|
|
69
|
|
|
/** |
70
|
|
|
* @param string $propertyName |
71
|
|
|
* @param $value |
72
|
|
|
* @param bool $useGetters |
73
|
|
|
* @return mixed |
74
|
|
|
*/ |
75
|
1 |
|
public function findByProperty($propertyName, $value, $useGetters = false) |
76
|
|
|
{ |
77
|
1 |
|
return $this->find( |
78
|
1 |
|
$this->getPropertyComparator($propertyName, $value, $useGetters) |
79
|
1 |
|
); |
80
|
|
|
} |
81
|
|
|
|
82
|
|
|
/** |
83
|
|
|
* @param string $propertyName |
84
|
|
|
* @return static |
85
|
|
|
*/ |
86
|
|
|
public function sortByProperty($propertyName) |
87
|
|
|
{ |
88
|
|
|
|
89
|
|
|
return $this->sort(function ($itemA, $itemB) use ($propertyName) { |
90
|
|
|
$a = mp\getValue($itemA, $propertyName, 0); |
91
|
|
|
$b = mp\getValue($itemB, $propertyName, 0); |
92
|
|
|
if ($a < $b) { |
93
|
|
|
return -1; |
94
|
|
|
} |
95
|
|
|
return ($a > $b) ? 1 : 0; |
96
|
|
|
}); |
97
|
|
|
} |
98
|
|
|
|
99
|
1 |
|
private function getPropertyComparator($propertyName, $value, $useGetters) |
100
|
|
|
{ |
101
|
1 |
|
if ($useGetters) { |
102
|
|
|
return function ($item) use ($propertyName, $value) { |
103
|
|
|
// NAN used as default because NAN !== NAN |
104
|
1 |
|
return mp\getValue($item, $propertyName, NAN) === $value; |
105
|
1 |
|
}; |
106
|
|
|
} else { |
107
|
1 |
|
return function ($item) use ($propertyName, $value) { |
108
|
1 |
|
return isset($item->{$propertyName}) && $item->{$propertyName} === $value; |
109
|
1 |
|
}; |
110
|
|
|
} |
111
|
|
|
} |
112
|
|
|
|
113
|
|
|
/** |
114
|
|
|
* Returns array indexed by specified property of collection elements. |
115
|
|
|
* If there is few elements with same property value, last will be used. |
116
|
|
|
* |
117
|
|
|
* @param string $propertyName |
118
|
|
|
* @return array|object[] |
119
|
|
|
*/ |
120
|
|
|
public function indexByProperty($propertyName) |
121
|
|
|
{ |
122
|
|
|
$results = []; |
123
|
|
|
foreach ($this->toArray() as $item) { |
124
|
|
|
$key = mp\getValue($item, $propertyName); |
125
|
|
|
if ($key) { |
126
|
|
|
$results[$key] = $item; |
127
|
|
|
} |
128
|
|
|
} |
129
|
|
|
return $results; |
130
|
|
|
} |
131
|
|
|
} |
132
|
|
|
|