129 lines
3.9 KiB
PHP
129 lines
3.9 KiB
PHP
<?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\Constraints;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\Exception\InvalidArgumentException;
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/**
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* @Annotation
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* @Target({"PROPERTY", "METHOD", "ANNOTATION"})
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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#[\Attribute(\Attribute::TARGET_PROPERTY | \Attribute::TARGET_METHOD | \Attribute::IS_REPEATABLE)]
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class Regex extends Constraint
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{
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public const REGEX_FAILED_ERROR = 'de1e3db3-5ed4-4941-aae4-59f3667cc3a3';
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protected const ERROR_NAMES = [
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self::REGEX_FAILED_ERROR => 'REGEX_FAILED_ERROR',
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];
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/**
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* @deprecated since Symfony 6.1, use const ERROR_NAMES instead
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*/
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protected static $errorNames = self::ERROR_NAMES;
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public $message = 'This value is not valid.';
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public $pattern;
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public $htmlPattern;
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public $match = true;
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/** @var callable|null */
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public $normalizer;
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public function __construct(
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string|array|null $pattern,
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?string $message = null,
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?string $htmlPattern = null,
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?bool $match = null,
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?callable $normalizer = null,
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?array $groups = null,
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mixed $payload = null,
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array $options = []
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) {
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if (\is_array($pattern)) {
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$options = array_merge($pattern, $options);
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} elseif (null !== $pattern) {
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$options['value'] = $pattern;
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}
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parent::__construct($options, $groups, $payload);
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$this->message = $message ?? $this->message;
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$this->htmlPattern = $htmlPattern ?? $this->htmlPattern;
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$this->match = $match ?? $this->match;
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$this->normalizer = $normalizer ?? $this->normalizer;
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if (null !== $this->normalizer && !\is_callable($this->normalizer)) {
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throw new InvalidArgumentException(sprintf('The "normalizer" option must be a valid callable ("%s" given).', get_debug_type($this->normalizer)));
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}
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}
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public function getDefaultOption(): ?string
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{
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return 'pattern';
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}
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public function getRequiredOptions(): array
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{
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return ['pattern'];
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}
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/**
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* Converts the htmlPattern to a suitable format for HTML5 pattern.
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* Example: /^[a-z]+$/ would be converted to [a-z]+
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* However, if options are specified, it cannot be converted.
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*
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* @see http://dev.w3.org/html5/spec/single-page.html#the-pattern-attribute
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*/
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public function getHtmlPattern(): ?string
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{
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// If htmlPattern is specified, use it
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if (null !== $this->htmlPattern) {
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return empty($this->htmlPattern)
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? null
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: $this->htmlPattern;
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}
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// Quit if delimiters not at very beginning/end (e.g. when options are passed)
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if ($this->pattern[0] !== $this->pattern[\strlen($this->pattern) - 1]) {
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return null;
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}
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$delimiter = $this->pattern[0];
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// Unescape the delimiter
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$pattern = str_replace('\\'.$delimiter, $delimiter, substr($this->pattern, 1, -1));
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// If the pattern is inverted, we can wrap it in
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// ((?!pattern).)*
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if (!$this->match) {
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return '((?!'.$pattern.').)*';
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}
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// If the pattern contains an or statement, wrap the pattern in
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// .*(pattern).* and quit. Otherwise we'd need to parse the pattern
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if (str_contains($pattern, '|')) {
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return '.*('.$pattern.').*';
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}
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// Trim leading ^, otherwise prepend .*
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$pattern = '^' === $pattern[0] ? substr($pattern, 1) : '.*'.$pattern;
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// Trim trailing $, otherwise append .*
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$pattern = '$' === $pattern[\strlen($pattern) - 1] ? substr($pattern, 0, -1) : $pattern.'.*';
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return $pattern;
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}
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}
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