ChoiceValidator.php in Zircon Profile 8

Namespace

Symfony\Component\Validator\Constraints

File

vendor/symfony/validator/Constraints/ChoiceValidator.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <[e-mail]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\Validator\Constraints;

use Symfony\Component\Validator\Context\ExecutionContextInterface;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;

/**
 * ChoiceValidator validates that the value is one of the expected values.
 *
 * @author Fabien Potencier <[e-mail]>
 * @author Florian Eckerstorfer <[e-mail]>
 * @author Bernhard Schussek <[e-mail]>
 */
class ChoiceValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($value, Constraint $constraint) {
    if (!$constraint instanceof Choice) {
      throw new UnexpectedTypeException($constraint, __NAMESPACE__ . '\\Choice');
    }
    if (!is_array($constraint->choices) && !$constraint->callback) {
      throw new ConstraintDefinitionException('Either "choices" or "callback" must be specified on constraint Choice');
    }
    if (null === $value) {
      return;
    }
    if ($constraint->multiple && !is_array($value)) {
      throw new UnexpectedTypeException($value, 'array');
    }
    if ($constraint->callback) {
      if (!is_callable($choices = array(
        $this->context
          ->getClassName(),
        $constraint->callback,
      )) && !is_callable($choices = $constraint->callback)) {
        throw new ConstraintDefinitionException('The Choice constraint expects a valid callback');
      }
      $choices = call_user_func($choices);
    }
    else {
      $choices = $constraint->choices;
    }
    if ($constraint->multiple) {
      foreach ($value as $_value) {
        if (!in_array($_value, $choices, $constraint->strict)) {
          if ($this->context instanceof ExecutionContextInterface) {
            $this->context
              ->buildViolation($constraint->multipleMessage)
              ->setParameter('{{ value }}', $this
              ->formatValue($_value))
              ->setCode(Choice::NO_SUCH_CHOICE_ERROR)
              ->setInvalidValue($_value)
              ->addViolation();
          }
          else {
            $this
              ->buildViolation($constraint->multipleMessage)
              ->setParameter('{{ value }}', $this
              ->formatValue($_value))
              ->setCode(Choice::NO_SUCH_CHOICE_ERROR)
              ->setInvalidValue($_value)
              ->addViolation();
          }
          return;
        }
      }
      $count = count($value);
      if ($constraint->min !== null && $count < $constraint->min) {
        if ($this->context instanceof ExecutionContextInterface) {
          $this->context
            ->buildViolation($constraint->minMessage)
            ->setParameter('{{ limit }}', $constraint->min)
            ->setPlural((int) $constraint->min)
            ->setCode(Choice::TOO_FEW_ERROR)
            ->addViolation();
        }
        else {
          $this
            ->buildViolation($constraint->minMessage)
            ->setParameter('{{ limit }}', $constraint->min)
            ->setPlural((int) $constraint->min)
            ->setCode(Choice::TOO_FEW_ERROR)
            ->addViolation();
        }
        return;
      }
      if ($constraint->max !== null && $count > $constraint->max) {
        if ($this->context instanceof ExecutionContextInterface) {
          $this->context
            ->buildViolation($constraint->maxMessage)
            ->setParameter('{{ limit }}', $constraint->max)
            ->setPlural((int) $constraint->max)
            ->setCode(Choice::TOO_MANY_ERROR)
            ->addViolation();
        }
        else {
          $this
            ->buildViolation($constraint->maxMessage)
            ->setParameter('{{ limit }}', $constraint->max)
            ->setPlural((int) $constraint->max)
            ->setCode(Choice::TOO_MANY_ERROR)
            ->addViolation();
        }
        return;
      }
    }
    elseif (!in_array($value, $choices, $constraint->strict)) {
      if ($this->context instanceof ExecutionContextInterface) {
        $this->context
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->setCode(Choice::NO_SUCH_CHOICE_ERROR)
          ->addViolation();
      }
      else {
        $this
          ->buildViolation($constraint->message)
          ->setParameter('{{ value }}', $this
          ->formatValue($value))
          ->setCode(Choice::NO_SUCH_CHOICE_ERROR)
          ->addViolation();
      }
    }
  }

}

Classes

Name	Description
ChoiceValidator	ChoiceValidator validates that the value is one of the expected values.