Subversion-Projekte lars-tiefland.laravel_shop

<?php

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Symfony\Component\VarDumper\Cloner;

use Symfony\Component\VarDumper\Caster\Caster;

use Symfony\Component\VarDumper\Exception\ThrowingCasterException;

/**

 * AbstractCloner implements a generic caster mechanism for objects and resources.

 *

 * @author Nicolas Grekas <p@tchwork.com>

 */

abstract class AbstractCloner implements ClonerInterface

{

    public static $defaultCasters = [

        '__PHP_Incomplete_Class' => ['Symfony\Component\VarDumper\Caster\Caster', 'castPhpIncompleteClass'],

        'Symfony\Component\VarDumper\Caster\CutStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'],

        'Symfony\Component\VarDumper\Caster\CutArrayStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castCutArray'],

        'Symfony\Component\VarDumper\Caster\ConstStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castStub'],

        'Symfony\Component\VarDumper\Caster\EnumStub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'castEnum'],

        'Fiber' => ['Symfony\Component\VarDumper\Caster\FiberCaster', 'castFiber'],

        'Closure' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClosure'],

        'Generator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castGenerator'],

        'ReflectionType' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castType'],

        'ReflectionAttribute' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castAttribute'],

        'ReflectionGenerator' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReflectionGenerator'],

        'ReflectionClass' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClass'],

        'ReflectionClassConstant' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castClassConstant'],

        'ReflectionFunctionAbstract' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castFunctionAbstract'],

        'ReflectionMethod' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castMethod'],

        'ReflectionParameter' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castParameter'],

        'ReflectionProperty' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castProperty'],

        'ReflectionReference' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castReference'],

        'ReflectionExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castExtension'],

        'ReflectionZendExtension' => ['Symfony\Component\VarDumper\Caster\ReflectionCaster', 'castZendExtension'],

        'Doctrine\Common\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'Doctrine\Common\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castCommonProxy'],

        'Doctrine\ORM\Proxy\Proxy' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castOrmProxy'],

        'Doctrine\ORM\PersistentCollection' => ['Symfony\Component\VarDumper\Caster\DoctrineCaster', 'castPersistentCollection'],

        'Doctrine\Persistence\ObjectManager' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'DOMException' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castException'],

        'DOMStringList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],

        'DOMNameList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],

        'DOMImplementation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castImplementation'],

        'DOMImplementationList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],

        'DOMNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNode'],

        'DOMNameSpaceNode' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNameSpaceNode'],

        'DOMDocument' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocument'],

        'DOMNodeList' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],

        'DOMNamedNodeMap' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castLength'],

        'DOMCharacterData' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castCharacterData'],

        'DOMAttr' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castAttr'],

        'DOMElement' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castElement'],

        'DOMText' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castText'],

        'DOMDocumentType' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castDocumentType'],

        'DOMNotation' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castNotation'],

        'DOMEntity' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castEntity'],

        'DOMProcessingInstruction' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castProcessingInstruction'],

        'DOMXPath' => ['Symfony\Component\VarDumper\Caster\DOMCaster', 'castXPath'],

        'XMLReader' => ['Symfony\Component\VarDumper\Caster\XmlReaderCaster', 'castXmlReader'],

        'ErrorException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castErrorException'],

        'Exception' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castException'],

        'Error' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castError'],

        'Symfony\Bridge\Monolog\Logger' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'Symfony\Component\DependencyInjection\ContainerInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'Symfony\Component\EventDispatcher\EventDispatcherInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'Symfony\Component\HttpClient\AmpHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'],

        'Symfony\Component\HttpClient\CurlHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'],

        'Symfony\Component\HttpClient\NativeHttpClient' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClient'],

        'Symfony\Component\HttpClient\Response\AmpResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'],

        'Symfony\Component\HttpClient\Response\CurlResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'],

        'Symfony\Component\HttpClient\Response\NativeResponse' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castHttpClientResponse'],

        'Symfony\Component\HttpFoundation\Request' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castRequest'],

        'Symfony\Component\Uid\Ulid' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castUlid'],

        'Symfony\Component\Uid\Uuid' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castUuid'],

        'Symfony\Component\VarExporter\Internal\LazyObjectState' => ['Symfony\Component\VarDumper\Caster\SymfonyCaster', 'castLazyObjectState'],

        'Symfony\Component\VarDumper\Exception\ThrowingCasterException' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castThrowingCasterException'],

        'Symfony\Component\VarDumper\Caster\TraceStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castTraceStub'],

        'Symfony\Component\VarDumper\Caster\FrameStub' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castFrameStub'],

        'Symfony\Component\VarDumper\Cloner\AbstractCloner' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'Symfony\Component\ErrorHandler\Exception\SilencedErrorContext' => ['Symfony\Component\VarDumper\Caster\ExceptionCaster', 'castSilencedErrorContext'],

        'Imagine\Image\ImageInterface' => ['Symfony\Component\VarDumper\Caster\ImagineCaster', 'castImage'],

        'Ramsey\Uuid\UuidInterface' => ['Symfony\Component\VarDumper\Caster\UuidCaster', 'castRamseyUuid'],

        'ProxyManager\Proxy\ProxyInterface' => ['Symfony\Component\VarDumper\Caster\ProxyManagerCaster', 'castProxy'],

        'PHPUnit_Framework_MockObject_MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'PHPUnit\Framework\MockObject\MockObject' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'PHPUnit\Framework\MockObject\Stub' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'Prophecy\Prophecy\ProphecySubjectInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'Mockery\MockInterface' => ['Symfony\Component\VarDumper\Caster\StubCaster', 'cutInternals'],

        'PDO' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdo'],

        'PDOStatement' => ['Symfony\Component\VarDumper\Caster\PdoCaster', 'castPdoStatement'],

        'AMQPConnection' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castConnection'],

        'AMQPChannel' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castChannel'],

        'AMQPQueue' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castQueue'],

        'AMQPExchange' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castExchange'],

        'AMQPEnvelope' => ['Symfony\Component\VarDumper\Caster\AmqpCaster', 'castEnvelope'],

        'ArrayObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayObject'],

        'ArrayIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castArrayIterator'],

        'SplDoublyLinkedList' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castDoublyLinkedList'],

        'SplFileInfo' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileInfo'],

        'SplFileObject' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castFileObject'],

        'SplHeap' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'],

        'SplObjectStorage' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castObjectStorage'],

        'SplPriorityQueue' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castHeap'],

        'OuterIterator' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castOuterIterator'],

        'WeakReference' => ['Symfony\Component\VarDumper\Caster\SplCaster', 'castWeakReference'],

        'Redis' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedis'],

        'RedisArray' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisArray'],

        'RedisCluster' => ['Symfony\Component\VarDumper\Caster\RedisCaster', 'castRedisCluster'],

        'DateTimeInterface' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castDateTime'],

        'DateInterval' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castInterval'],

        'DateTimeZone' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castTimeZone'],

        'DatePeriod' => ['Symfony\Component\VarDumper\Caster\DateCaster', 'castPeriod'],

        'GMP' => ['Symfony\Component\VarDumper\Caster\GmpCaster', 'castGmp'],

        'MessageFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castMessageFormatter'],

        'NumberFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castNumberFormatter'],

        'IntlTimeZone' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlTimeZone'],

        'IntlCalendar' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlCalendar'],

        'IntlDateFormatter' => ['Symfony\Component\VarDumper\Caster\IntlCaster', 'castIntlDateFormatter'],

        'Memcached' => ['Symfony\Component\VarDumper\Caster\MemcachedCaster', 'castMemcached'],

        'Ds\Collection' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castCollection'],

        'Ds\Map' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castMap'],

        'Ds\Pair' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPair'],

        'Symfony\Component\VarDumper\Caster\DsPairStub' => ['Symfony\Component\VarDumper\Caster\DsCaster', 'castPairStub'],

        'mysqli_driver' => ['Symfony\Component\VarDumper\Caster\MysqliCaster', 'castMysqliDriver'],

        'CurlHandle' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castCurl'],

        ':dba' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'],

        ':dba persistent' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castDba'],

        'GdImage' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castGd'],

        ':gd' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castGd'],

        ':pgsql large object' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLargeObject'],

        ':pgsql link' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'],

        ':pgsql link persistent' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castLink'],

        ':pgsql result' => ['Symfony\Component\VarDumper\Caster\PgSqlCaster', 'castResult'],

        ':process' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castProcess'],

        ':stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'],

        'OpenSSLCertificate' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castOpensslX509'],

        ':OpenSSL X.509' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castOpensslX509'],

        ':persistent stream' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStream'],

        ':stream-context' => ['Symfony\Component\VarDumper\Caster\ResourceCaster', 'castStreamContext'],

        'XmlParser' => ['Symfony\Component\VarDumper\Caster\XmlResourceCaster', 'castXml'],

        ':xml' => ['Symfony\Component\VarDumper\Caster\XmlResourceCaster', 'castXml'],

        'RdKafka' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castRdKafka'],

        'RdKafka\Conf' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castConf'],

        'RdKafka\KafkaConsumer' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castKafkaConsumer'],

        'RdKafka\Metadata\Broker' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castBrokerMetadata'],

        'RdKafka\Metadata\Collection' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castCollectionMetadata'],

        'RdKafka\Metadata\Partition' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castPartitionMetadata'],

        'RdKafka\Metadata\Topic' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castTopicMetadata'],

        'RdKafka\Message' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castMessage'],

        'RdKafka\Topic' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castTopic'],

        'RdKafka\TopicPartition' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castTopicPartition'],

        'RdKafka\TopicConf' => ['Symfony\Component\VarDumper\Caster\RdKafkaCaster', 'castTopicConf'],

        'FFI\CData' => ['Symfony\Component\VarDumper\Caster\FFICaster', 'castCTypeOrCData'],

        'FFI\CType' => ['Symfony\Component\VarDumper\Caster\FFICaster', 'castCTypeOrCData'],

    ];

    protected $maxItems = 2500;

    protected $maxString = -1;

    protected $minDepth = 1;

    /**

     * @var array<string, list<callable>>

     */

    private array $casters = [];

    /**

     * @var callable|null

     */

    private $prevErrorHandler;

    private array $classInfo = [];

    private int $filter = 0;

    /**

     * @param callable[]|null $casters A map of casters

     *

     * @see addCasters

     */

    public function __construct(array $casters = null)

    {

        $this->addCasters($casters ?? static::$defaultCasters);

    }

    /**

     * Adds casters for resources and objects.

     *

     * Maps resources or objects types to a callback.

     * Types are in the key, with a callable caster for value.

     * Resource types are to be prefixed with a `:`,

     * see e.g. static::$defaultCasters.

     *

     * @param callable[] $casters A map of casters

     */

    public function addCasters(array $casters)

    {

        foreach ($casters as $type => $callback) {

            $this->casters[$type][] = $callback;

        }

    }

    /**

     * Sets the maximum number of items to clone past the minimum depth in nested structures.

     */

    public function setMaxItems(int $maxItems)

    {

        $this->maxItems = $maxItems;

    }

    /**

     * Sets the maximum cloned length for strings.

     */

    public function setMaxString(int $maxString)

    {

        $this->maxString = $maxString;

    }

    /**

     * Sets the minimum tree depth where we are guaranteed to clone all the items.  After this

     * depth is reached, only setMaxItems items will be cloned.

     */

    public function setMinDepth(int $minDepth)

    {

        $this->minDepth = $minDepth;

    }

    /**

     * Clones a PHP variable.

     *

     * @param int $filter A bit field of Caster::EXCLUDE_* constants

     */

    public function cloneVar(mixed $var, int $filter = 0): Data

    {

        $this->prevErrorHandler = set_error_handler(function ($type, $msg, $file, $line, $context = []) {

            if (\E_RECOVERABLE_ERROR === $type || \E_USER_ERROR === $type) {

                // Cloner never dies

                throw new \ErrorException($msg, 0, $type, $file, $line);

            }

            if ($this->prevErrorHandler) {

                return ($this->prevErrorHandler)($type, $msg, $file, $line, $context);

            }

            return false;

        });

        $this->filter = $filter;

        if ($gc = gc_enabled()) {

            gc_disable();

        }

        try {

            return new Data($this->doClone($var));

        } finally {

            if ($gc) {

                gc_enable();

            }

            restore_error_handler();

            $this->prevErrorHandler = null;

        }

    }

    /**

     * Effectively clones the PHP variable.

     */

    abstract protected function doClone(mixed $var): array;

    /**

     * Casts an object to an array representation.

     *

     * @param bool $isNested True if the object is nested in the dumped structure

     */

    protected function castObject(Stub $stub, bool $isNested): array

    {

        $obj = $stub->value;

        $class = $stub->class;

        if (str_contains($class, "@anonymous\0")) {

            $stub->class = get_debug_type($obj);

        }

        if (isset($this->classInfo[$class])) {

            [$i, $parents, $hasDebugInfo, $fileInfo] = $this->classInfo[$class];

        } else {

            $i = 2;

            $parents = [$class];

            $hasDebugInfo = method_exists($class, '__debugInfo');

            foreach (class_parents($class) as $p) {

                $parents[] = $p;

                ++$i;

            }

            foreach (class_implements($class) as $p) {

                $parents[] = $p;

                ++$i;

            }

            $parents[] = '*';

            $r = new \ReflectionClass($class);

            $fileInfo = $r->isInternal() || $r->isSubclassOf(Stub::class) ? [] : [

                'file' => $r->getFileName(),

                'line' => $r->getStartLine(),

            ];

            $this->classInfo[$class] = [$i, $parents, $hasDebugInfo, $fileInfo];

        }

        $stub->attr += $fileInfo;

        $a = Caster::castObject($obj, $class, $hasDebugInfo, $stub->class);

        try {

            while ($i--) {

                if (!empty($this->casters[$p = $parents[$i]])) {

                    foreach ($this->casters[$p] as $callback) {

                        $a = $callback($obj, $a, $stub, $isNested, $this->filter);

                    }

                }

            }

        } catch (\Exception $e) {

            $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a;

        }

        return $a;

    }

    /**

     * Casts a resource to an array representation.

     *

     * @param bool $isNested True if the object is nested in the dumped structure

     */

    protected function castResource(Stub $stub, bool $isNested): array

    {

        $a = [];

        $res = $stub->value;

        $type = $stub->class;

        try {

            if (!empty($this->casters[':'.$type])) {

                foreach ($this->casters[':'.$type] as $callback) {

                    $a = $callback($res, $a, $stub, $isNested, $this->filter);

                }

            }

        } catch (\Exception $e) {

            $a = [(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠' => new ThrowingCasterException($e)] + $a;

        }

        return $a;

    }

}