97 lines
2.9 KiB
PHP
97 lines
2.9 KiB
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\Validator;
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use Symfony\Component\Validator\Exception\ValidationFailedException;
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use Symfony\Component\Validator\Validator\ValidatorInterface;
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/**
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* Entry point for the Validator component.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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final class Validation
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{
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/**
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* Creates a callable chain of constraints.
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*
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* @param Constraint|ValidatorInterface|null $constraintOrValidator
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*
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* @return callable($value)
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*/
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public static function createCallable($constraintOrValidator = null, Constraint ...$constraints): callable
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{
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$validator = self::createIsValidCallable($constraintOrValidator, ...$constraints);
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return static function ($value) use ($validator) {
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if (!$validator($value, $violations)) {
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throw new ValidationFailedException($value, $violations);
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}
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return $value;
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};
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}
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/**
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* Creates a callable that returns true/false instead of throwing validation exceptions.
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*
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* @param Constraint|ValidatorInterface|null $constraintOrValidator
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*
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* @return callable($value, &$violations = null): bool
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*/
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public static function createIsValidCallable($constraintOrValidator = null, Constraint ...$constraints): callable
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{
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$validator = $constraintOrValidator;
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if ($constraintOrValidator instanceof Constraint) {
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$constraints = \func_get_args();
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$validator = null;
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} elseif (null !== $constraintOrValidator && !$constraintOrValidator instanceof ValidatorInterface) {
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throw new \TypeError(sprintf('Argument 1 passed to "%s()" must be a "%s" or a "%s" object, "%s" given.', __METHOD__, Constraint::class, ValidatorInterface::class, get_debug_type($constraintOrValidator)));
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}
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$validator = $validator ?? self::createValidator();
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return static function ($value, &$violations = null) use ($constraints, $validator) {
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$violations = $validator->validate($value, $constraints);
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return 0 === $violations->count();
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};
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}
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/**
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* Creates a new validator.
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*
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* If you want to configure the validator, use
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* {@link createValidatorBuilder()} instead.
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*/
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public static function createValidator(): ValidatorInterface
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{
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return self::createValidatorBuilder()->getValidator();
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}
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/**
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* Creates a configurable builder for validator objects.
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*/
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public static function createValidatorBuilder(): ValidatorBuilder
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{
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return new ValidatorBuilder();
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}
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/**
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* This class cannot be instantiated.
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*/
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private function __construct()
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{
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}
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}
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