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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 InvalidArgumentException; |
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use Yiisoft\Validator\Exception\UnexpectedRuleException; |
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use Yiisoft\Validator\Formatter; |
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use Yiisoft\Validator\FormatterInterface; |
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use Yiisoft\Validator\Result; |
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use Yiisoft\Validator\RuleInterface; |
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use Yiisoft\Validator\ValidationContext; |
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/** |
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* Validates an array by checking each of its elements against a set of rules. |
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*/ |
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final class EachHandler implements RuleHandlerInterface |
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{ |
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private FormatterInterface $formatter; |
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public function __construct(?FormatterInterface $formatter = null) |
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{ |
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$this->formatter = $formatter ?? new Formatter(); |
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} |
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public function validate(mixed $value, object $rule, ?ValidationContext $context = null): Result |
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{ |
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if (!$rule instanceof Each) { |
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throw new UnexpectedRuleException(Each::class, $rule); |
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} |
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$rules = $rule->getRules(); |
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if ($rules === []) { |
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throw new InvalidArgumentException('Rules are required.'); |
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} |
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$result = new Result(); |
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if (!is_iterable($value)) { |
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$formattedMessage = $this->formatter->format( |
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$rule->getIncorrectInputMessage(), |
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['attribute' => $context?->getAttribute(), 'value' => $value] |
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); |
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$result->addError($formattedMessage); |
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return $result; |
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} |
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foreach ($value as $index => $item) { |
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/** @var array<mixed, RuleInterface[]> $rule */ |
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$rule = [$index => $rules]; |
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$itemResult = $context?->getValidator()->validate($item, $rule); |
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if ($itemResult->isValid()) { |
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continue; |
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} |
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foreach ($itemResult->getErrors() as $error) { |
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$result->addError($error->getMessage(), $error->getValuePath()); |
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} |
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} |
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return $result; |
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} |
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} |
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yiisoft /
validator
