Macroable.php
108 lines
| 1 | <?php |
| 2 | |
| 3 | namespace IAWPSCOPED\Illuminate\Support\Traits; |
| 4 | |
| 5 | use BadMethodCallException; |
| 6 | use Closure; |
| 7 | use ReflectionClass; |
| 8 | use ReflectionMethod; |
| 9 | /** @internal */ |
| 10 | trait Macroable |
| 11 | { |
| 12 | /** |
| 13 | * The registered string macros. |
| 14 | * |
| 15 | * @var array |
| 16 | */ |
| 17 | protected static $macros = []; |
| 18 | /** |
| 19 | * Register a custom macro. |
| 20 | * |
| 21 | * @param string $name |
| 22 | * @param object|callable $macro |
| 23 | * @return void |
| 24 | */ |
| 25 | public static function macro($name, $macro) |
| 26 | { |
| 27 | static::$macros[$name] = $macro; |
| 28 | } |
| 29 | /** |
| 30 | * Mix another object into the class. |
| 31 | * |
| 32 | * @param object $mixin |
| 33 | * @param bool $replace |
| 34 | * @return void |
| 35 | * |
| 36 | * @throws \ReflectionException |
| 37 | */ |
| 38 | public static function mixin($mixin, $replace = \true) |
| 39 | { |
| 40 | $methods = (new ReflectionClass($mixin))->getMethods(ReflectionMethod::IS_PUBLIC | ReflectionMethod::IS_PROTECTED); |
| 41 | foreach ($methods as $method) { |
| 42 | if ($replace || !static::hasMacro($method->name)) { |
| 43 | $method->setAccessible(\true); |
| 44 | static::macro($method->name, $method->invoke($mixin)); |
| 45 | } |
| 46 | } |
| 47 | } |
| 48 | /** |
| 49 | * Checks if macro is registered. |
| 50 | * |
| 51 | * @param string $name |
| 52 | * @return bool |
| 53 | */ |
| 54 | public static function hasMacro($name) |
| 55 | { |
| 56 | return isset(static::$macros[$name]); |
| 57 | } |
| 58 | /** |
| 59 | * Flush the existing macros. |
| 60 | * |
| 61 | * @return void |
| 62 | */ |
| 63 | public static function flushMacros() |
| 64 | { |
| 65 | static::$macros = []; |
| 66 | } |
| 67 | /** |
| 68 | * Dynamically handle calls to the class. |
| 69 | * |
| 70 | * @param string $method |
| 71 | * @param array $parameters |
| 72 | * @return mixed |
| 73 | * |
| 74 | * @throws \BadMethodCallException |
| 75 | */ |
| 76 | public static function __callStatic($method, $parameters) |
| 77 | { |
| 78 | if (!static::hasMacro($method)) { |
| 79 | throw new BadMethodCallException(\sprintf('Method %s::%s does not exist.', static::class, $method)); |
| 80 | } |
| 81 | $macro = static::$macros[$method]; |
| 82 | if ($macro instanceof Closure) { |
| 83 | $macro = $macro->bindTo(null, static::class); |
| 84 | } |
| 85 | return $macro(...$parameters); |
| 86 | } |
| 87 | /** |
| 88 | * Dynamically handle calls to the class. |
| 89 | * |
| 90 | * @param string $method |
| 91 | * @param array $parameters |
| 92 | * @return mixed |
| 93 | * |
| 94 | * @throws \BadMethodCallException |
| 95 | */ |
| 96 | public function __call($method, $parameters) |
| 97 | { |
| 98 | if (!static::hasMacro($method)) { |
| 99 | throw new BadMethodCallException(\sprintf('Method %s::%s does not exist.', static::class, $method)); |
| 100 | } |
| 101 | $macro = static::$macros[$method]; |
| 102 | if ($macro instanceof Closure) { |
| 103 | $macro = $macro->bindTo($this, static::class); |
| 104 | } |
| 105 | return $macro(...$parameters); |
| 106 | } |
| 107 | } |
| 108 |