update v 1.0.7.5
This commit is contained in:
Sujit Prasad
313
vendor/symfony/var-dumper/Cloner/AbstractCloner.php
vendored
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313
vendor/symfony/var-dumper/Cloner/AbstractCloner.php
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<?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\VarDumper\Cloner;
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use Symfony\Component\VarDumper\Caster\Caster;
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use Symfony\Component\VarDumper\Exception\ThrowingCasterException;
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/**
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* AbstractCloner implements a generic caster mechanism for objects and resources.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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abstract class AbstractCloner implements ClonerInterface
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{
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public static $defaultCasters = array(
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'Symfony\Component\VarDumper\Caster\CutStub' => 'Symfony\Component\VarDumper\Caster\StubCaster::castStub',
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'Symfony\Component\VarDumper\Caster\CutArrayStub' => 'Symfony\Component\VarDumper\Caster\StubCaster::castCutArray',
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'Symfony\Component\VarDumper\Caster\ConstStub' => 'Symfony\Component\VarDumper\Caster\StubCaster::castStub',
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'Symfony\Component\VarDumper\Caster\EnumStub' => 'Symfony\Component\VarDumper\Caster\StubCaster::castEnum',
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'Closure' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castClosure',
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'Generator' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castGenerator',
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'ReflectionType' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castType',
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'ReflectionGenerator' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castReflectionGenerator',
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'ReflectionClass' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castClass',
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'ReflectionFunctionAbstract' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castFunctionAbstract',
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'ReflectionMethod' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castMethod',
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'ReflectionParameter' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castParameter',
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'ReflectionProperty' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castProperty',
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'ReflectionExtension' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castExtension',
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'ReflectionZendExtension' => 'Symfony\Component\VarDumper\Caster\ReflectionCaster::castZendExtension',
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'Doctrine\Common\Persistence\ObjectManager' => 'Symfony\Component\VarDumper\Caster\StubCaster::cutInternals',
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'Doctrine\Common\Proxy\Proxy' => 'Symfony\Component\VarDumper\Caster\DoctrineCaster::castCommonProxy',
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'Doctrine\ORM\Proxy\Proxy' => 'Symfony\Component\VarDumper\Caster\DoctrineCaster::castOrmProxy',
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'Doctrine\ORM\PersistentCollection' => 'Symfony\Component\VarDumper\Caster\DoctrineCaster::castPersistentCollection',
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'DOMException' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castException',
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'DOMStringList' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castLength',
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'DOMNameList' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castLength',
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'DOMImplementation' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castImplementation',
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'DOMImplementationList' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castLength',
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'DOMNode' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castNode',
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'DOMNameSpaceNode' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castNameSpaceNode',
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'DOMDocument' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castDocument',
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'DOMNodeList' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castLength',
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'DOMNamedNodeMap' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castLength',
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'DOMCharacterData' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castCharacterData',
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'DOMAttr' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castAttr',
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'DOMElement' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castElement',
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'DOMText' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castText',
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'DOMTypeinfo' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castTypeinfo',
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'DOMDomError' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castDomError',
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'DOMLocator' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castLocator',
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'DOMDocumentType' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castDocumentType',
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'DOMNotation' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castNotation',
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'DOMEntity' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castEntity',
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'DOMProcessingInstruction' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castProcessingInstruction',
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'DOMXPath' => 'Symfony\Component\VarDumper\Caster\DOMCaster::castXPath',
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'ErrorException' => 'Symfony\Component\VarDumper\Caster\ExceptionCaster::castErrorException',
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'Exception' => 'Symfony\Component\VarDumper\Caster\ExceptionCaster::castException',
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'Error' => 'Symfony\Component\VarDumper\Caster\ExceptionCaster::castError',
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'Symfony\Component\DependencyInjection\ContainerInterface' => 'Symfony\Component\VarDumper\Caster\StubCaster::cutInternals',
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'Symfony\Component\VarDumper\Exception\ThrowingCasterException' => 'Symfony\Component\VarDumper\Caster\ExceptionCaster::castThrowingCasterException',
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'Symfony\Component\VarDumper\Caster\TraceStub' => 'Symfony\Component\VarDumper\Caster\ExceptionCaster::castTraceStub',
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'Symfony\Component\VarDumper\Caster\FrameStub' => 'Symfony\Component\VarDumper\Caster\ExceptionCaster::castFrameStub',
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'PHPUnit_Framework_MockObject_MockObject' => 'Symfony\Component\VarDumper\Caster\StubCaster::cutInternals',
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'Prophecy\Prophecy\ProphecySubjectInterface' => 'Symfony\Component\VarDumper\Caster\StubCaster::cutInternals',
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'Mockery\MockInterface' => 'Symfony\Component\VarDumper\Caster\StubCaster::cutInternals',
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'PDO' => 'Symfony\Component\VarDumper\Caster\PdoCaster::castPdo',
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'PDOStatement' => 'Symfony\Component\VarDumper\Caster\PdoCaster::castPdoStatement',
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'AMQPConnection' => 'Symfony\Component\VarDumper\Caster\AmqpCaster::castConnection',
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'AMQPChannel' => 'Symfony\Component\VarDumper\Caster\AmqpCaster::castChannel',
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'AMQPQueue' => 'Symfony\Component\VarDumper\Caster\AmqpCaster::castQueue',
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'AMQPExchange' => 'Symfony\Component\VarDumper\Caster\AmqpCaster::castExchange',
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'AMQPEnvelope' => 'Symfony\Component\VarDumper\Caster\AmqpCaster::castEnvelope',
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'ArrayObject' => 'Symfony\Component\VarDumper\Caster\SplCaster::castArrayObject',
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'SplDoublyLinkedList' => 'Symfony\Component\VarDumper\Caster\SplCaster::castDoublyLinkedList',
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'SplFileInfo' => 'Symfony\Component\VarDumper\Caster\SplCaster::castFileInfo',
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'SplFileObject' => 'Symfony\Component\VarDumper\Caster\SplCaster::castFileObject',
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'SplFixedArray' => 'Symfony\Component\VarDumper\Caster\SplCaster::castFixedArray',
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'SplHeap' => 'Symfony\Component\VarDumper\Caster\SplCaster::castHeap',
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'SplObjectStorage' => 'Symfony\Component\VarDumper\Caster\SplCaster::castObjectStorage',
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'SplPriorityQueue' => 'Symfony\Component\VarDumper\Caster\SplCaster::castHeap',
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'OuterIterator' => 'Symfony\Component\VarDumper\Caster\SplCaster::castOuterIterator',
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'MongoCursorInterface' => 'Symfony\Component\VarDumper\Caster\MongoCaster::castCursor',
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':curl' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castCurl',
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':dba' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castDba',
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':dba persistent' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castDba',
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':gd' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castGd',
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':mysql link' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castMysqlLink',
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':pgsql large object' => 'Symfony\Component\VarDumper\Caster\PgSqlCaster::castLargeObject',
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':pgsql link' => 'Symfony\Component\VarDumper\Caster\PgSqlCaster::castLink',
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':pgsql link persistent' => 'Symfony\Component\VarDumper\Caster\PgSqlCaster::castLink',
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':pgsql result' => 'Symfony\Component\VarDumper\Caster\PgSqlCaster::castResult',
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':process' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castProcess',
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':stream' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castStream',
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':stream-context' => 'Symfony\Component\VarDumper\Caster\ResourceCaster::castStreamContext',
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':xml' => 'Symfony\Component\VarDumper\Caster\XmlResourceCaster::castXml',
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);
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protected $maxItems = 2500;
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protected $maxString = -1;
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protected $useExt;
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private $casters = array();
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private $prevErrorHandler;
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private $classInfo = array();
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private $filter = 0;
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/**
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* @param callable[]|null $casters A map of casters.
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*
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* @see addCasters
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*/
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public function __construct(array $casters = null)
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{
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if (null === $casters) {
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$casters = static::$defaultCasters;
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}
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$this->addCasters($casters);
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$this->useExt = extension_loaded('symfony_debug');
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}
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/**
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* Adds casters for resources and objects.
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*
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* Maps resources or objects types to a callback.
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* Types are in the key, with a callable caster for value.
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* Resource types are to be prefixed with a `:`,
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* see e.g. static::$defaultCasters.
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*
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* @param callable[] $casters A map of casters.
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*/
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public function addCasters(array $casters)
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{
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foreach ($casters as $type => $callback) {
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$this->casters[strtolower($type)][] = $callback;
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}
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}
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/**
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* Sets the maximum number of items to clone past the first level in nested structures.
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*
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* @param int $maxItems
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*/
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public function setMaxItems($maxItems)
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{
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$this->maxItems = (int) $maxItems;
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}
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/**
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* Sets the maximum cloned length for strings.
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*
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* @param int $maxString
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*/
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public function setMaxString($maxString)
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{
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$this->maxString = (int) $maxString;
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}
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/**
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* Clones a PHP variable.
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*
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* @param mixed $var Any PHP variable.
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* @param int $filter A bit field of Caster::EXCLUDE_* constants.
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*
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* @return Data The cloned variable represented by a Data object.
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*/
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public function cloneVar($var, $filter = 0)
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{
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$this->prevErrorHandler = set_error_handler(function ($type, $msg, $file, $line, $context) {
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if (E_RECOVERABLE_ERROR === $type || E_USER_ERROR === $type) {
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// Cloner never dies
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throw new \ErrorException($msg, 0, $type, $file, $line);
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}
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if ($this->prevErrorHandler) {
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return call_user_func($this->prevErrorHandler, $type, $msg, $file, $line, $context);
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}
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return false;
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});
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$this->filter = $filter;
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try {
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$data = $this->doClone($var);
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} catch (\Exception $e) {
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}
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restore_error_handler();
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$this->prevErrorHandler = null;
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if (isset($e)) {
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throw $e;
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}
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return new Data($data);
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}
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/**
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* Effectively clones the PHP variable.
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*
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* @param mixed $var Any PHP variable.
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*
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* @return array The cloned variable represented in an array.
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*/
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abstract protected function doClone($var);
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/**
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* Casts an object to an array representation.
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*
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* @param Stub $stub The Stub for the casted object.
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* @param bool $isNested True if the object is nested in the dumped structure.
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*
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* @return array The object casted as array.
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*/
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protected function castObject(Stub $stub, $isNested)
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{
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$obj = $stub->value;
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$class = $stub->class;
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if (isset($class[15]) && "\0" === $class[15] && 0 === strpos($class, "class@anonymous\x00")) {
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$stub->class = get_parent_class($class).'@anonymous';
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}
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if (isset($this->classInfo[$class])) {
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$classInfo = $this->classInfo[$class];
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} else {
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$classInfo = array(
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new \ReflectionClass($class),
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array_reverse(array($class => $class) + class_parents($class) + class_implements($class) + array('*' => '*')),
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);
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$this->classInfo[$class] = $classInfo;
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}
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$a = $this->callCaster('Symfony\Component\VarDumper\Caster\Caster::castObject', $obj, $classInfo[0], null, $isNested);
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foreach ($classInfo[1] as $p) {
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if (!empty($this->casters[$p = strtolower($p)])) {
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foreach ($this->casters[$p] as $p) {
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$a = $this->callCaster($p, $obj, $a, $stub, $isNested);
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}
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}
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}
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return $a;
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}
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/**
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* Casts a resource to an array representation.
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*
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* @param Stub $stub The Stub for the casted resource.
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* @param bool $isNested True if the object is nested in the dumped structure.
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*
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* @return array The resource casted as array.
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*/
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protected function castResource(Stub $stub, $isNested)
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{
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$a = array();
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$res = $stub->value;
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$type = $stub->class;
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if (!empty($this->casters[':'.$type])) {
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foreach ($this->casters[':'.$type] as $c) {
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$a = $this->callCaster($c, $res, $a, $stub, $isNested);
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}
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}
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return $a;
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}
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/**
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* Calls a custom caster.
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*
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* @param callable $callback The caster.
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* @param object|resource $obj The object/resource being casted.
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* @param array $a The result of the previous cast for chained casters.
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* @param Stub $stub The Stub for the casted object/resource.
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* @param bool $isNested True if $obj is nested in the dumped structure.
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*
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* @return array The casted object/resource.
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*/
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private function callCaster($callback, $obj, $a, $stub, $isNested)
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{
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try {
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$cast = call_user_func($callback, $obj, $a, $stub, $isNested, $this->filter);
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if (is_array($cast)) {
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$a = $cast;
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}
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} catch (\Exception $e) {
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$a[(Stub::TYPE_OBJECT === $stub->type ? Caster::PREFIX_VIRTUAL : '').'⚠'] = new ThrowingCasterException($e);
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}
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return $a;
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}
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}
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