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FileValidationConstraintValidator.php in Zircon Profile 8.0

File

core/modules/file/src/Plugin/Validation/Constraint/FileValidationConstraintValidator.php
View source
<?php

/**
 * @file
 * Contains \Drupal\file\Plugin\Validation\Constraint\FileValidationConstraintValidator.
 */
namespace Drupal\file\Plugin\Validation\Constraint;

use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;

/**
 * Checks that a file referenced in a file field is valid.
 */
class FileValidationConstraintValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($value, Constraint $constraint) {

    // Get the file to execute validators.
    $file = $value
      ->get('entity')
      ->getTarget()
      ->getValue();

    // Get the validators.
    $validators = $value
      ->getUploadValidators();

    // Checks that a file meets the criteria specified by the validators.
    if ($errors = file_validate($file, $validators)) {
      foreach ($errors as $error) {
        $this->context
          ->addViolation($error);
      }
    }
  }

}

Classes

Namesort descending Description
FileValidationConstraintValidator Checks that a file referenced in a file field is valid.