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Symfony
/
Component
/
Validator
/
Constraints
<?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\Constraints; use Symfony\Component\Validator\Constraint; use Symfony\Component\Validator\ConstraintValidator; use Symfony\Component\Validator\Exception\UnexpectedTypeException; /** * Validates whether the value is a valid ISBN-10 or ISBN-13. * * @author The Whole Life To Learn <thewholelifetolearn@gmail.com> * * @see https://en.wikipedia.org/wiki/Isbn */ class IsbnValidator extends ConstraintValidator { /** * {@inheritDoc} */ public function validate($value, Constraint $constraint) { if (null === $value || '' === $value) { return; } if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) { throw new UnexpectedTypeException($value, 'string'); } if (!is_numeric($value)) { $value = str_replace('-', '', $value); } $validation = 0; $value = strtoupper($value); $valueLength = strlen($value); if (10 === $valueLength && null !== $constraint->isbn10) { for ($i = 0; $i < 10; $i++) { if ($value[$i] == 'X') { $validation += 10 * intval(10 - $i); } else { $validation += intval($value[$i]) * intval(10 - $i); } } if ($validation % 11 != 0) { if (null !== $constraint->isbn13) { $this->context->addViolation($constraint->bothIsbnMessage); } else { $this->context->addViolation($constraint->isbn10Message); } } } elseif (13 === $valueLength && null !== $constraint->isbn13) { for ($i = 0; $i < 13; $i += 2) { $validation += intval($value[$i]); } for ($i = 1; $i < 12; $i += 2) { $validation += intval($value[$i]) * 3; } if ($validation % 10 != 0) { if (null !== $constraint->isbn10) { $this->context->addViolation($constraint->bothIsbnMessage); } else { $this->context->addViolation($constraint->isbn13Message); } } } else { if (null !== $constraint->isbn10 && null !== $constraint->isbn13) { $this->context->addViolation($constraint->bothIsbnMessage); } elseif (null !== $constraint->isbn10) { $this->context->addViolation($constraint->isbn10Message); } else { $this->context->addViolation($constraint->isbn13Message); } } } }
[-] Country.php
[open]
[-] Type.php
[open]
[-] All.php
[open]
[-] DateTimeValidator.php
[open]
[-] NotEqualToValidator.php
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[-] GreaterThanOrEqualValidator.php
[open]
[-] Length.php
[open]
[-] Email.php
[open]
[-] RangeValidator.php
[open]
[+]
..
[-] TypeValidator.php
[open]
[-] False.php
[open]
[-] Language.php
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[-] BlankValidator.php
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[-] GreaterThan.php
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[-] EqualToValidator.php
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[-] FalseValidator.php
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[-] NotNull.php
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[-] Image.php
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[-] DateValidator.php
[open]
[-] IdenticalTo.php
[open]
[-] CardScheme.php
[open]
[-] Luhn.php
[open]
[-] CurrencyValidator.php
[open]
[-] Required.php
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[-] Date.php
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[-] Valid.php
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[-] LanguageValidator.php
[open]
[-] DateTime.php
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[-] Regex.php
[open]
[-] LuhnValidator.php
[open]
[-] UrlValidator.php
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[-] Currency.php
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[-] NotBlank.php
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[-] NotBlankValidator.php
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[-] LessThanOrEqual.php
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[-] CountryValidator.php
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[-] GroupSequence.php
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[-] AbstractComparisonValidator.php
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[-] Existence.php
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[-] EmailValidator.php
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[-] GroupSequenceProvider.php
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[-] Ip.php
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[-] Expression.php
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[-] Count.php
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[-] Choice.php
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[-] Null.php
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[-] EqualTo.php
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[-] IssnValidator.php
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[-] LessThan.php
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[-] GreaterThanValidator.php
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[-] ImageValidator.php
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[-] Range.php
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[-] NotIdenticalTo.php
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[-] LocaleValidator.php
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[-] IbanValidator.php
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[-] CollectionValidator.php
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[-] Isbn.php
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[-] ExpressionValidator.php
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[-] FileValidator.php
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[-] AllValidator.php
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[-] CallbackValidator.php
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[-] Blank.php
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[-] NullValidator.php
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[-] Locale.php
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[-] TrueValidator.php
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[-] Iban.php
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[-] True.php
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[-] IdenticalToValidator.php
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[-] NotEqualTo.php
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[-] Time.php
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[-] CardSchemeValidator.php
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[-] Collection.php
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[-] TimeValidator.php
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[-] LessThanOrEqualValidator.php
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[-] Optional.php
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[+]
Collection
[-] Callback.php
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[-] Issn.php
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[-] NotNullValidator.php
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[-] Url.php
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[-] LessThanValidator.php
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[-] ChoiceValidator.php
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[-] GreaterThanOrEqual.php
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[-] IsbnValidator.php
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[-] AbstractComparison.php
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[-] IpValidator.php
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[-] File.php
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[-] CountValidator.php
[open]
[-] RegexValidator.php
[open]
[-] LengthValidator.php
[open]
[-] NotIdenticalToValidator.php
[open]