| <?php |
| |
| namespace Tightenco\Collect\Support\Traits; |
| |
| use BadMethodCallException; |
| use Closure; |
| use ReflectionClass; |
| use ReflectionMethod; |
| |
| trait Macroable |
| { |
| /** |
| * The registered string macros. |
| * |
| * @var array |
| */ |
| protected static $macros = []; |
| |
| /** |
| * Register a custom macro. |
| * |
| * @param string $name |
| * @param object|callable $macro |
| * @return void |
| */ |
| public static function macro($name, $macro) |
| { |
| static::$macros[$name] = $macro; |
| } |
| |
| /** |
| * Mix another object into the class. |
| * |
| * @param object $mixin |
| * @param bool $replace |
| * @return void |
| * |
| * @throws \ReflectionException |
| */ |
| public static function mixin($mixin, $replace = true) |
| { |
| $methods = (new ReflectionClass($mixin))->getMethods( |
| ReflectionMethod::IS_PUBLIC | ReflectionMethod::IS_PROTECTED |
| ); |
| |
| foreach ($methods as $method) { |
| if ($replace || ! static::hasMacro($method->name)) { |
| $method->setAccessible(true); |
| static::macro($method->name, $method->invoke($mixin)); |
| } |
| } |
| } |
| |
| /** |
| * Checks if macro is registered. |
| * |
| * @param string $name |
| * @return bool |
| */ |
| public static function hasMacro($name) |
| { |
| return isset(static::$macros[$name]); |
| } |
| |
| /** |
| * Dynamically handle calls to the class. |
| * |
| * @param string $method |
| * @param array $parameters |
| * @return mixed |
| * |
| * @throws \BadMethodCallException |
| */ |
| public static function __callStatic($method, $parameters) |
| { |
| if (! static::hasMacro($method)) { |
| throw new BadMethodCallException(sprintf( |
| 'Method %s::%s does not exist.', static::class, $method |
| )); |
| } |
| |
| $macro = static::$macros[$method]; |
| |
| if ($macro instanceof Closure) { |
| $macro = $macro->bindTo(null, static::class); |
| } |
| |
| return $macro(...$parameters); |
| } |
| |
| /** |
| * Dynamically handle calls to the class. |
| * |
| * @param string $method |
| * @param array $parameters |
| * @return mixed |
| * |
| * @throws \BadMethodCallException |
| */ |
| public function __call($method, $parameters) |
| { |
| if (! static::hasMacro($method)) { |
| throw new BadMethodCallException(sprintf( |
| 'Method %s::%s does not exist.', static::class, $method |
| )); |
| } |
| |
| $macro = static::$macros[$method]; |
| |
| if ($macro instanceof Closure) { |
| $macro = $macro->bindTo($this, static::class); |
| } |
| |
| return $macro(...$parameters); |
| } |
| } |