|
1
|
|
|
<?php |
|
2
|
|
|
/** |
|
3
|
|
|
* nozavroni/collect |
|
4
|
|
|
* |
|
5
|
|
|
* This is a basic utility library for PHP5.6+ with special emphesis on Collections. |
|
6
|
|
|
* |
|
7
|
|
|
* @author Luke Visinoni <[email protected]> |
|
8
|
|
|
* @copyright (c) 2018 Luke Visinoni <[email protected]> |
|
9
|
|
|
* @license MIT (see LICENSE file) |
|
10
|
|
|
*/ |
|
11
|
|
|
namespace Noz; |
|
12
|
|
|
|
|
13
|
|
|
use Noz\Collection\Collection; |
|
14
|
|
|
use RuntimeException; |
|
15
|
|
|
use Traversable; |
|
16
|
13 |
|
|
|
17
|
|
|
/** |
|
18
|
|
|
* Is a value traversable? |
|
19
|
|
|
* |
|
20
|
|
|
* @param mixed $value |
|
21
|
|
|
* |
|
22
|
|
|
* @return bool |
|
23
|
|
|
*/ |
|
24
|
|
|
function is_traversable($value) |
|
25
|
|
|
{ |
|
26
|
|
|
return is_array($value) || ($value instanceof Traversable); |
|
27
|
|
|
} |
|
28
|
|
|
|
|
29
|
|
|
/** |
|
30
|
37 |
|
* Convert $items to an array |
|
31
|
3 |
|
* |
|
32
|
36 |
|
* @param mixed $items The var to convert to an array |
|
33
|
32 |
|
* @param bool $force Force item to array no matter what? |
|
34
|
5 |
|
* |
|
35
|
2 |
|
* @throws RuntimeException if cannot be converted to an array |
|
36
|
4 |
|
* |
|
37
|
3 |
|
* @return array |
|
38
|
3 |
|
*/ |
|
39
|
2 |
|
function to_array($items, $force = false) |
|
40
|
|
|
{ |
|
41
|
1 |
|
if (method_exists($items, 'toArray')) { |
|
42
|
|
|
return $items->toArray(); |
|
43
|
2 |
|
} elseif (is_array($items)) { |
|
44
|
1 |
|
return $items; |
|
45
|
|
|
} elseif ($items instanceof Traversable) { |
|
46
|
|
|
return iterator_to_array($items); |
|
47
|
1 |
|
} elseif (is_string($items)) { |
|
48
|
|
|
$json = json_decode($items, true); |
|
49
|
|
|
if (is_array($json) && json_last_error() == JSON_ERROR_NONE) { |
|
50
|
|
|
return $json; |
|
51
|
|
|
} |
|
52
|
|
|
} |
|
53
|
|
|
|
|
54
|
|
|
if ($force) { |
|
55
|
|
|
return (array) $items; |
|
56
|
|
|
} |
|
57
|
|
|
|
|
58
|
|
|
throw new RuntimeException(__FUNCTION__ . " could not convert items to an array"); |
|
59
|
|
|
} |
|
60
|
|
|
|
|
61
|
|
|
/** |
|
62
|
|
|
* Collection factory function |
|
63
|
|
|
* |
|
64
|
|
|
* @param array|Traversable $items |
|
65
|
|
|
* |
|
66
|
|
|
* @return Collection |
|
67
|
|
|
*/ |
|
68
|
|
|
function collect($items) |
|
69
|
|
|
{ |
|
70
|
|
|
return Collection::factory($items); |
|
71
|
|
|
} |
|
72
|
|
|
|
|
73
|
|
|
/** |
|
74
|
|
|
* Assign a value to a variable if a condition is met |
|
75
|
|
|
* |
|
76
|
|
|
* @param mixed $var |
|
77
|
|
|
* @param mixed $value |
|
78
|
|
|
* @param bool|callable $condition |
|
79
|
|
|
* |
|
80
|
|
|
* @return bool |
|
81
|
|
|
*/ |
|
82
|
|
|
function assign_if(&$var, $value, $condition) |
|
83
|
|
|
{ |
|
84
|
|
|
if (is_callable($condition)) { |
|
85
|
|
|
$condition = $condition($value); |
|
86
|
|
|
} |
|
87
|
|
|
if ($condition) { |
|
88
|
|
|
$var = $value; |
|
89
|
|
|
} |
|
90
|
|
|
} |
|
91
|
|
|
|
|
92
|
|
|
|
nozavroni /
collect
