Namespaces

• ICanBoogie
  • Validate
    • Reader
    • Validation
    • Validator
    • ValidatorProvider

Classes

• AbstractComparisonValidator
• AbstractRangeValidator
• AbstractValidator
• Between
• BetweenLength
• Blank
• Boolean
• Email
• Equal
• Identical
• IsFalse
• IsNull
• IsTrue
• JSON
• Max
• MaxLength
• Min
• MinLength
• NotBetween
• NotBetweenLength
• NotBlank
• NotEqual
• NotIdentical
• NotNull
• Regex
• Required
• TimeZone
• Type
• URL

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<?php

/*
 * This file is part of the ICanBoogie package.
 *
 * (c) Olivier Laviale <olivier.laviale@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace ICanBoogie\Validate\Validator;

use ICanBoogie\Validate\Context;

/**
 * Validates that a value matches a regular expression.
 */
class Regex extends AbstractValidator
{
    const ALIAS = 'regex';
    const DEFAULT_MESSAGE = "`{value}` does not match pattern";

    const PARAM_PATTERN = 'pattern';
    const OPTION_NOT_MATCH = 'not_match';

    const MESSAGE_ARG_PATTERN = 'pattern';

    const NOT_MATCH = true;
    const MATCH = false;

    /**
     * @inheritdoc
     */
    public function validate($value, Context $context)
    {
        $pattern = $context->param(self::PARAM_PATTERN);
        $not_match = $context->option(self::OPTION_NOT_MATCH);

        $context->message_args[self::MESSAGE_ARG_PATTERN] = $pattern;

        $result = preg_match($pattern, $value);

        return $not_match ? $result !== 1 : $result === 1;
    }

    /**
     * @inheritdoc
     */
    protected function get_params_mapping()
    {
        return [ self::PARAM_PATTERN, self::OPTION_NOT_MATCH ];
    }
}