1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/* |
4
|
|
|
* This file is part of the light/traits. |
5
|
|
|
* |
6
|
|
|
* (c) lichunqiang <[email protected]> |
7
|
|
|
* |
8
|
|
|
* This source file is subject to the MIT license that is bundled |
9
|
|
|
* with this source code in the file LICENSE. |
10
|
|
|
*/ |
11
|
|
|
|
12
|
|
|
namespace Light\Traits\Support; |
13
|
|
|
|
14
|
|
|
use BadMethodCallException; |
15
|
|
|
use Closure; |
16
|
|
|
|
17
|
|
|
trait Macroable |
18
|
|
|
{ |
19
|
|
|
/** |
20
|
|
|
* The registered string macros. |
21
|
|
|
* |
22
|
|
|
* @var array |
23
|
|
|
*/ |
24
|
|
|
protected static $macros = []; |
25
|
|
|
|
26
|
|
|
/** |
27
|
|
|
* Register a custom macro. |
28
|
|
|
* |
29
|
|
|
* @param string $name |
30
|
|
|
* @param callable $macro |
31
|
|
|
*/ |
32
|
4 |
|
public static function macro($name, callable $macro) |
33
|
|
|
{ |
34
|
4 |
|
static::$macros[$name] = $macro; |
35
|
4 |
|
} |
36
|
|
|
|
37
|
|
|
/** |
38
|
|
|
* Check if macro is registered. |
39
|
|
|
* |
40
|
|
|
* @param string $name |
41
|
|
|
* |
42
|
|
|
* @return bool |
43
|
|
|
*/ |
44
|
4 |
|
public static function hasMacro($name) |
45
|
|
|
{ |
46
|
4 |
|
return isset(static::$macros[$name]); |
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
/** |
50
|
|
|
* Dynamically handle calls to the class. |
51
|
|
|
* |
52
|
|
|
* @param string $method |
53
|
|
|
* @param array $arguments |
54
|
|
|
* |
55
|
|
|
* @throws \BadMethodCallException |
56
|
|
|
* |
57
|
|
|
* @return mixed |
58
|
|
|
*/ |
59
|
3 |
|
public static function __callStatic($method, $arguments) |
60
|
|
|
{ |
61
|
3 |
|
if (!static::hasMacro($method)) { |
62
|
1 |
|
throw new BadMethodCallException("Method {$method} does not exists."); |
63
|
|
|
} |
64
|
|
|
|
65
|
2 |
|
if (static::$macros[$method] instanceof Closure) { |
66
|
|
|
//http://php.net/manual/en/closure.bind.php |
67
|
1 |
|
return call_user_func_array(Closure::bind(static::$macros[$method], null, static::class), $arguments); |
68
|
|
|
} |
69
|
|
|
|
70
|
1 |
|
return call_user_func_array(static::$macros[$method], $arguments); |
71
|
|
|
} |
72
|
|
|
|
73
|
|
|
/** |
74
|
|
|
* Dynamically handle calls to the class. |
75
|
|
|
* |
76
|
|
|
* @param $name |
77
|
|
|
* @param $arguments |
78
|
|
|
* |
79
|
|
|
* @throws \BadMethodCallException |
80
|
|
|
* |
81
|
|
|
* @return mixed |
82
|
|
|
*/ |
83
|
1 |
|
public function __call($name, $arguments) |
84
|
|
|
{ |
85
|
1 |
|
if (!static::hasMacro($name)) { |
86
|
|
|
throw new BadMethodCallException("Method {$name} does not exists."); |
87
|
|
|
} |
88
|
|
|
|
89
|
1 |
|
if (static::$macros[$name] instanceof Closure) { |
90
|
|
|
//http://php.net/manual/en/closure.bind.php |
91
|
1 |
|
return call_user_func_array(static::$macros[$name]->bindTo($this, static::class), $arguments); |
92
|
|
|
} |
93
|
|
|
|
94
|
1 |
|
return call_user_func_array(static::$macros[$name], $arguments); |
95
|
|
|
} |
96
|
|
|
} |
97
|
|
|
|