Deprecated : Constant E_STRICT is deprecated in /home/pastorz/old-espace-client/vendor/symfony/error-handler/ErrorHandler.php on line 58
Deprecated : Constant E_STRICT is deprecated in /home/pastorz/old-espace-client/vendor/symfony/error-handler/ErrorHandler.php on line 76
Symfony Profiler
<?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\Validator\Mapping\Factory ;
use Psr\Cache\CacheItemPoolInterface ;
use Symfony\Component\Validator\Exception\NoSuchMetadataException ;
use Symfony\Component\Validator\Mapping\ClassMetadata ;
use Symfony\Component\Validator\Mapping\Loader\LoaderInterface ;
/**
* Creates new {@link ClassMetadataInterface} instances.
*
* Whenever {@link getMetadataFor()} is called for the first time with a given
* class name or object of that class, a new metadata instance is created and
* returned. On subsequent requests for the same class, the same metadata
* instance will be returned.
*
* You can optionally pass a {@link LoaderInterface} instance to the constructor.
* Whenever a new metadata instance is created, it is passed to the loader,
* which can configure the metadata based on configuration loaded from the
* filesystem or a database. If you want to use multiple loaders, wrap them in a
* {@link LoaderChain}.
*
* You can also optionally pass a {@link CacheInterface} instance to the
* constructor. This cache will be used for persisting the generated metadata
* between multiple PHP requests.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class LazyLoadingMetadataFactory implements MetadataFactoryInterface
{
protected $loader ;
protected $cache ;
/**
* The loaded metadata, indexed by class name.
*
* @var ClassMetadata[]
*/
protected $loadedClasses = [];
public function __construct ( LoaderInterface $loader = null , CacheItemPoolInterface $cache = null )
{
$this -> loader = $loader ;
$this -> cache = $cache ;
}
/**
* {@inheritdoc}
*
* If the method was called with the same class name (or an object of that
* class) before, the same metadata instance is returned.
*
* If the factory was configured with a cache, this method will first look
* for an existing metadata instance in the cache. If an existing instance
* is found, it will be returned without further ado.
*
* Otherwise, a new metadata instance is created. If the factory was
* configured with a loader, the metadata is passed to the
* {@link LoaderInterface::loadClassMetadata()} method for further
* configuration. At last, the new object is returned.
*/
public function getMetadataFor ( $value )
{
if (!\is_object ( $value ) && ! \is_string ( $value )) {
throw new NoSuchMetadataException ( sprintf ( 'Cannot create metadata for non-objects. Got: "%s".' , get_debug_type ( $value )));
}
$class = ltrim ( \is_object ( $value ) ? \get_class ( $value ) : $value , '\\' );
if (isset($this -> loadedClasses [ $class ])) {
return $this -> loadedClasses [ $class ];
}
if (!class_exists ( $class ) && ! interface_exists ( $class , false )) {
throw new NoSuchMetadataException ( sprintf ( 'The class or interface "%s" does not exist.' , $class ));
}
$cacheItem = null === $this -> cache ? null : $this -> cache -> getItem ( $this -> escapeClassName ( $class ));
if ($cacheItem && $cacheItem -> isHit ()) {
$metadata = $cacheItem -> get ();
// Include constraints from the parent class
$this -> mergeConstraints ( $metadata );
return $this -> loadedClasses [ $class ] = $metadata ;
}
$metadata = new ClassMetadata ( $class );
if (null !== $this -> loader ) {
$this -> loader -> loadClassMetadata ( $metadata );
}
if (null !== $cacheItem ) {
$this -> cache -> save ( $cacheItem -> set ( $metadata ));
}
// Include constraints from the parent class
$this -> mergeConstraints ( $metadata );
return $this -> loadedClasses [ $class ] = $metadata ;
}
private function mergeConstraints ( ClassMetadata $metadata )
{
if ($metadata -> getReflectionClass ()-> isInterface ()) {
return;
}
// Include constraints from the parent class
if ( $parent = $metadata -> getReflectionClass ()-> getParentClass ()) {
$metadata -> mergeConstraints ( $this -> getMetadataFor ( $parent -> name ));
}
// Include constraints from all directly implemented interfaces
foreach ( $metadata -> getReflectionClass ()-> getInterfaces () as $interface ) {
if ('Symfony\Component\Validator\GroupSequenceProviderInterface' === $interface -> name ) {
continue;
}
if ($parent && \in_array ( $interface -> getName (), $parent -> getInterfaceNames (), true )) {
continue;
}
$metadata -> mergeConstraints ( $this -> getMetadataFor ( $interface -> name ));
}
}
/**
* {@inheritdoc}
*/
public function hasMetadataFor ( $value )
{
if (!\is_object ( $value ) && ! \is_string ( $value )) {
return false ;
}
$class = ltrim ( \is_object ( $value ) ? \get_class ( $value ) : $value , '\\' );
return class_exists ( $class ) || interface_exists ( $class , false );
}
/**
* Replaces backslashes by dots in a class name.
*/
private function escapeClassName ( string $class ): string
{
if (str_contains ( $class , '@' )) {
// anonymous class: replace all PSR6-reserved characters
return str_replace ([ "\0" , '\\' , '/' , '@' , ':' , '{' , '}' , '(' , ')' ], '.' , $class );
}
return str_replace ( '\\' , '.' , $class );
}
}