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<?php |
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declare(strict_types=1); |
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namespace PublishingKit\Utilities\Traits; |
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use BadMethodCallException; |
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use ReflectionClass; |
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use ReflectionMethod; |
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use Closure; |
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trait Macroable |
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{ |
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/** |
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* @var array |
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*/ |
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protected static $macros = []; |
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/** |
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* Define a macro |
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* |
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* @param string $name Name of macro. |
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* @param callable $macro Callable to run. |
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* @return void |
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*/ |
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public static function macro(string $name, callable $macro) |
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{ |
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static::$macros[$name] = $macro; |
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} |
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/** |
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* Mix another object into the class. |
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* |
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* @param object $mixin |
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* @param bool $replace |
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* @return void |
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* |
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* @throws \ReflectionException |
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*/ |
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public static function mixin($mixin, $replace = true) |
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{ |
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$methods = (new ReflectionClass($mixin))->getMethods( |
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ReflectionMethod::IS_PUBLIC | ReflectionMethod::IS_PROTECTED |
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); |
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foreach ($methods as $method) { |
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if ($replace || !static::hasMacro($method->name)) { |
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$method->setAccessible(true); |
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static::macro($method->name, function () use ($method, $mixin) { |
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return $method->invoke($mixin); |
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}); |
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} |
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} |
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} |
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/** |
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* Call macro methods |
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* |
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* @param mixed $method Method to call. |
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* @param mixed $parameters Any parameters set. |
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* @return mixed |
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* @throws BadMethodCallException Called method is not defined. |
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*/ |
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public function __call($method, $parameters) |
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{ |
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if (!static::hasMacro($method)) { |
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throw new BadMethodCallException("Method {$method} does not exist."); |
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} |
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if (static::$macros[$method] instanceof Closure) { |
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return call_user_func_array(static::$macros[$method]->bindTo($this, static::class), $parameters); |
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} |
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return call_user_func_array(static::$macros[$method], $parameters); |
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} |
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/** |
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* Dynamically handle calls to the class. |
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* |
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* @param string $method |
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* @param array $parameters |
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* @return mixed |
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* |
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* @throws \BadMethodCallException |
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*/ |
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public static function __callStatic($method, $parameters) |
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{ |
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if (!static::hasMacro($method)) { |
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throw new BadMethodCallException(sprintf( |
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'Method %s::%s does not exist.', |
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static::class, |
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2 |
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$method |
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)); |
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} |
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if (static::$macros[$method] instanceof Closure) { |
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return call_user_func_array(Closure::bind(static::$macros[$method], null, static::class), $parameters); |
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} |
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return call_user_func_array(static::$macros[$method], $parameters); |
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} |
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/** |
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* Is a given macro defined? |
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* |
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* @param string $name Name of macro. |
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* @return boolean |
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*/ |
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public static function hasMacro(string $name) |
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{ |
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return isset(static::$macros[$name]); |
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} |
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} |
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publishing-kit /
utilities
