Chris@14: <?php
Chris@14: 
Chris@14: /*
Chris@14:  * This file is part of the Symfony package.
Chris@14:  *
Chris@14:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@14:  *
Chris@14:  * For the full copyright and license information, please view the LICENSE
Chris@14:  * file that was distributed with this source code.
Chris@14:  */
Chris@14: 
Chris@14: namespace Symfony\Component\Validator\Validator;
Chris@14: 
Chris@14: use Symfony\Component\Validator\Context\ExecutionContextInterface;
Chris@14: 
Chris@14: /**
Chris@14:  * Collects some data about validator calls.
Chris@14:  *
Chris@14:  * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
Chris@14:  */
Chris@14: class TraceableValidator implements ValidatorInterface
Chris@14: {
Chris@14:     private $validator;
Chris@17:     private $collectedData = [];
Chris@14: 
Chris@14:     public function __construct(ValidatorInterface $validator)
Chris@14:     {
Chris@14:         $this->validator = $validator;
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * @return array
Chris@14:      */
Chris@14:     public function getCollectedData()
Chris@14:     {
Chris@14:         return $this->collectedData;
Chris@14:     }
Chris@14: 
Chris@14:     public function reset()
Chris@14:     {
Chris@17:         $this->collectedData = [];
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function getMetadataFor($value)
Chris@14:     {
Chris@14:         return $this->validator->getMetadataFor($value);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function hasMetadataFor($value)
Chris@14:     {
Chris@14:         return $this->validator->hasMetadataFor($value);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function validate($value, $constraints = null, $groups = null)
Chris@14:     {
Chris@14:         $violations = $this->validator->validate($value, $constraints, $groups);
Chris@14: 
Chris@14:         $trace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS, 7);
Chris@14: 
Chris@14:         $file = $trace[0]['file'];
Chris@14:         $line = $trace[0]['line'];
Chris@14: 
Chris@14:         for ($i = 1; $i < 7; ++$i) {
Chris@14:             if (isset($trace[$i]['class'], $trace[$i]['function'])
Chris@14:                 && 'validate' === $trace[$i]['function']
Chris@14:                 && is_a($trace[$i]['class'], ValidatorInterface::class, true)
Chris@14:             ) {
Chris@14:                 $file = $trace[$i]['file'];
Chris@14:                 $line = $trace[$i]['line'];
Chris@14: 
Chris@14:                 while (++$i < 7) {
Chris@14:                     if (isset($trace[$i]['function'], $trace[$i]['file']) && empty($trace[$i]['class']) && 0 !== strpos($trace[$i]['function'], 'call_user_func')) {
Chris@14:                         $file = $trace[$i]['file'];
Chris@14:                         $line = $trace[$i]['line'];
Chris@14: 
Chris@14:                         break;
Chris@14:                     }
Chris@14:                 }
Chris@14:                 break;
Chris@14:             }
Chris@14:         }
Chris@14: 
Chris@14:         $name = str_replace('\\', '/', $file);
Chris@14:         $name = substr($name, strrpos($name, '/') + 1);
Chris@14: 
Chris@17:         $this->collectedData[] = [
Chris@14:             'caller' => compact('name', 'file', 'line'),
Chris@14:             'context' => compact('value', 'constraints', 'groups'),
Chris@14:             'violations' => iterator_to_array($violations),
Chris@17:         ];
Chris@14: 
Chris@14:         return $violations;
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function validateProperty($object, $propertyName, $groups = null)
Chris@14:     {
Chris@14:         return $this->validator->validateProperty($object, $propertyName, $groups);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function validatePropertyValue($objectOrClass, $propertyName, $value, $groups = null)
Chris@14:     {
Chris@14:         return $this->validator->validatePropertyValue($objectOrClass, $propertyName, $value, $groups);
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function startContext()
Chris@14:     {
Chris@14:         return $this->validator->startContext();
Chris@14:     }
Chris@14: 
Chris@14:     /**
Chris@14:      * {@inheritdoc}
Chris@14:      */
Chris@14:     public function inContext(ExecutionContextInterface $context)
Chris@14:     {
Chris@14:         return $this->validator->inContext($context);
Chris@14:     }
Chris@14: }