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146 lines
5.6 KiB
146 lines
5.6 KiB
<?php |
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <fabien@symfony.com> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Symfony\Component\VarExporter\Internal; |
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use Symfony\Component\VarExporter\Exception\ClassNotFoundException; |
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use Symfony\Component\VarExporter\Exception\NotInstantiableTypeException; |
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/** |
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* @author Nicolas Grekas <p@tchwork.com> |
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* |
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* @internal |
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*/ |
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class Registry |
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{ |
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public static $reflectors = []; |
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public static $prototypes = []; |
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public static $factories = []; |
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public static $cloneable = []; |
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public static $instantiableWithoutConstructor = []; |
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public $classes = []; |
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public function __construct(array $classes) |
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{ |
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$this->classes = $classes; |
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} |
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public static function unserialize($objects, $serializables) |
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{ |
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$unserializeCallback = ini_set('unserialize_callback_func', __CLASS__.'::getClassReflector'); |
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try { |
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foreach ($serializables as $k => $v) { |
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$objects[$k] = unserialize($v); |
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} |
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} finally { |
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ini_set('unserialize_callback_func', $unserializeCallback); |
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} |
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return $objects; |
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} |
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public static function p($class) |
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{ |
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self::getClassReflector($class, true, true); |
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return self::$prototypes[$class]; |
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} |
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public static function f($class) |
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{ |
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$reflector = self::$reflectors[$class] ?? self::getClassReflector($class, true, false); |
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return self::$factories[$class] = \Closure::fromCallable([$reflector, 'newInstanceWithoutConstructor']); |
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} |
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public static function getClassReflector($class, $instantiableWithoutConstructor = false, $cloneable = null) |
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{ |
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if (!($isClass = class_exists($class)) && !interface_exists($class, false) && !trait_exists($class, false)) { |
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throw new ClassNotFoundException($class); |
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} |
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$reflector = new \ReflectionClass($class); |
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if ($instantiableWithoutConstructor) { |
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$proto = $reflector->newInstanceWithoutConstructor(); |
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} elseif (!$isClass || $reflector->isAbstract()) { |
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throw new NotInstantiableTypeException($class); |
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} elseif ($reflector->name !== $class) { |
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$reflector = self::$reflectors[$name = $reflector->name] ?? self::getClassReflector($name, false, $cloneable); |
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self::$cloneable[$class] = self::$cloneable[$name]; |
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self::$instantiableWithoutConstructor[$class] = self::$instantiableWithoutConstructor[$name]; |
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self::$prototypes[$class] = self::$prototypes[$name]; |
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return self::$reflectors[$class] = $reflector; |
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} else { |
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try { |
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$proto = $reflector->newInstanceWithoutConstructor(); |
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$instantiableWithoutConstructor = true; |
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} catch (\ReflectionException $e) { |
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$proto = $reflector->implementsInterface('Serializable') && !method_exists($class, '__unserialize') ? 'C:' : 'O:'; |
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if ('C:' === $proto && !$reflector->getMethod('unserialize')->isInternal()) { |
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$proto = null; |
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} else { |
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try { |
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$proto = @unserialize($proto.\strlen($class).':"'.$class.'":0:{}'); |
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} catch (\Exception $e) { |
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if (__FILE__ !== $e->getFile()) { |
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throw $e; |
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} |
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throw new NotInstantiableTypeException($class, $e); |
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} |
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if (false === $proto) { |
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throw new NotInstantiableTypeException($class); |
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} |
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} |
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} |
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if (null !== $proto && !$proto instanceof \Throwable && !$proto instanceof \Serializable && !method_exists($class, '__sleep') && (\PHP_VERSION_ID < 70400 || !method_exists($class, '__serialize'))) { |
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try { |
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serialize($proto); |
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} catch (\Exception $e) { |
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throw new NotInstantiableTypeException($class, $e); |
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} |
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} |
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} |
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if (null === $cloneable) { |
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if (($proto instanceof \Reflector || $proto instanceof \ReflectionGenerator || $proto instanceof \ReflectionType || $proto instanceof \IteratorIterator || $proto instanceof \RecursiveIteratorIterator) && (!$proto instanceof \Serializable && !method_exists($proto, '__wakeup') && (\PHP_VERSION_ID < 70400 || !method_exists($class, '__unserialize')))) { |
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throw new NotInstantiableTypeException($class); |
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} |
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$cloneable = $reflector->isCloneable() && !$reflector->hasMethod('__clone'); |
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} |
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self::$cloneable[$class] = $cloneable; |
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self::$instantiableWithoutConstructor[$class] = $instantiableWithoutConstructor; |
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self::$prototypes[$class] = $proto; |
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if ($proto instanceof \Throwable) { |
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static $setTrace; |
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if (null === $setTrace) { |
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$setTrace = [ |
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new \ReflectionProperty(\Error::class, 'trace'), |
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new \ReflectionProperty(\Exception::class, 'trace'), |
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]; |
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$setTrace[0]->setAccessible(true); |
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$setTrace[1]->setAccessible(true); |
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$setTrace[0] = \Closure::fromCallable([$setTrace[0], 'setValue']); |
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$setTrace[1] = \Closure::fromCallable([$setTrace[1], 'setValue']); |
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} |
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$setTrace[$proto instanceof \Exception]($proto, []); |
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} |
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return self::$reflectors[$class] = $reflector; |
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} |
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}
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