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<?php |
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declare(strict_types=1); |
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namespace ProxyManager\ProxyGenerator\Util; |
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use ReflectionClass; |
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use ReflectionMethod; |
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use function array_filter; |
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use function array_flip; |
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use function array_key_exists; |
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use function array_map; |
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use function array_values; |
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use function strtolower; |
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/** |
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* Utility class used to filter methods that can be proxied |
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*/ |
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final class ProxiedMethodsFilter |
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{ |
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/** @var array<int, string> */ |
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private static $defaultExcluded = [ |
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'__get', |
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'__set', |
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'__isset', |
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'__unset', |
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'__clone', |
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'__sleep', |
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'__wakeup', |
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]; |
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/** |
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* @param ReflectionClass $class reflection class from which methods should be extracted |
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* @param array<int, string> $excluded methods to be ignored |
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* |
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* @return ReflectionMethod[] |
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*/ |
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public static function getProxiedMethods(ReflectionClass $class, ?array $excluded = null) : array |
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{ |
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return self::doFilter($class, $excluded ?? self::$defaultExcluded); |
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} |
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/** |
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* @param ReflectionClass $class reflection class from which methods should be extracted |
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* @param array<int, string> $excluded methods to be ignored |
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* |
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* @return ReflectionMethod[] |
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*/ |
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public static function getAbstractProxiedMethods(ReflectionClass $class, ?array $excluded = null) : array |
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{ |
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return self::doFilter($class, $excluded ?? self::$defaultExcluded, true); |
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} |
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/** |
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* @param array<int, string> $excluded |
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* |
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* @return array<int, ReflectionMethod> |
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*/ |
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private static function doFilter(ReflectionClass $class, array $excluded, bool $requireAbstract = false) : array |
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{ |
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$ignored = array_flip(array_map('strtolower', $excluded)); |
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return array_values(array_filter( |
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$class->getMethods(ReflectionMethod::IS_PUBLIC), |
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static function (ReflectionMethod $method) use ($ignored, $requireAbstract) : bool { |
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return (! $requireAbstract || $method->isAbstract()) && ! ( |
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array_key_exists(strtolower($method->getName()), $ignored) |
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|| self::methodCannotBeProxied($method) |
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); |
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} |
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)); |
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} |
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/** |
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* Checks whether the method cannot be proxied |
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*/ |
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private static function methodCannotBeProxied(ReflectionMethod $method) : bool |
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{ |
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return $method->isConstructor() || $method->isFinal() || $method->isStatic(); |
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} |
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} |
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Ocramius /
ProxyManager
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