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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Validator\Rule; |
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use Yiisoft\Validator\HasValidationErrorMessage; |
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use Yiisoft\Validator\Result; |
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use Yiisoft\Validator\Rule; |
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use Yiisoft\Validator\ValidationContext; |
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use function is_array; |
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/** |
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* RegularExpressionValidator validates that the attribute value matches the pattern specified in constructor. |
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* |
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* If the {@see MatchRegularExpression::not()} is used, the validator will ensure the attribute value do NOT match |
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* the pattern. |
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*/ |
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class MatchRegularExpression extends Rule |
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{ |
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use HasValidationErrorMessage; |
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/** |
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* @var string the regular expression to be matched with |
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*/ |
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private string $pattern; |
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/** |
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* @var bool whether to invert the validation logic. Defaults to false. If set to true, |
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* the regular expression defined via {@see pattern} should NOT match the attribute value. |
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*/ |
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private bool $not = false; |
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private string $message = 'Value is invalid.'; |
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/** |
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* @param string $pattern The regular expression to be matched with. |
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*/ |
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public static function rule(string $pattern): self |
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{ |
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$rule = new self(); |
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$rule->pattern = $pattern; |
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return $rule; |
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} |
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protected function validateValue($value, ValidationContext $context = null): Result |
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{ |
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$result = new Result(); |
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$valid = !is_array($value) && |
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((!$this->not && preg_match($this->pattern, $value)) |
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|| ($this->not && !preg_match($this->pattern, $value))); |
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if (!$valid) { |
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$result->addError($this->formatMessage($this->message)); |
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} |
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return $result; |
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} |
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public function not(): self |
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{ |
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$new = clone $this; |
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$new->not = true; |
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return $new; |
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} |
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public function getOptions(): array |
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{ |
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return array_merge( |
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parent::getOptions(), |
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[ |
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'message' => $this->formatMessage($this->message), |
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'not' => $this->not, |
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'pattern' => $this->pattern, |
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], |
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); |
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} |
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} |
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yiisoft /
validator
