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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Validator; |
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use InvalidArgumentException; |
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use Yiisoft\Arrays\ArrayHelper; |
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use Yiisoft\Validator\Rule\Callback; |
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use function is_callable; |
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/** |
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* Rules represents multiple rules for a single value. |
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*/ |
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final class Rules |
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{ |
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public const PARAMETER_PREVIOUS_RULES_ERRORED = 'previousRulesErrored'; |
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private ?FormatterInterface $formatter = null; |
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/** |
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* @var RuleInterface[] |
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*/ |
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private array $rules = []; |
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public function __construct(iterable $rules = []) |
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{ |
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foreach ($rules as $rule) { |
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$this->add($rule); |
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} |
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} |
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/** |
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* @param callable|RuleInterface $rule |
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*/ |
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public function add($rule): void |
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{ |
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$rule = $this->normalizeRule($rule); |
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if ($this->formatter !== null && $rule instanceof FormattableRuleInterface) { |
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$rule = $rule->withFormatter($this->formatter); |
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} |
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$this->rules[] = $rule; |
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} |
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public function validate($value, ValidationContext $context = null): Result |
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{ |
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$context = $context ?? new ValidationContext(); |
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$compoundResult = new Result(); |
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foreach ($this->rules as $rule) { |
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$ruleResult = $rule->validate($value, $context); |
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if ($ruleResult->isValid() === false) { |
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$context->setParameter(self::PARAMETER_PREVIOUS_RULES_ERRORED, true); |
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foreach ($ruleResult->getErrors() as $key => $message) { |
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$compoundResult->addError($message, $key); |
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} |
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} |
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} |
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return $compoundResult; |
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} |
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private function normalizeRule($rule): RuleInterface |
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{ |
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if (is_callable($rule)) { |
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$rule = Callback::rule($rule); |
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} |
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if (!$rule instanceof RuleInterface) { |
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throw new InvalidArgumentException(sprintf( |
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'Rule should be either an instance of %s or a callable, %s given.', |
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RuleInterface::class, |
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gettype($rule) |
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)); |
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} |
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return $rule; |
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} |
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public function withFormatter(?FormatterInterface $formatter): self |
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{ |
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$new = clone $this; |
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$new->formatter = $formatter; |
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$new->addFormatterToRules($formatter); |
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return $new; |
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} |
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/** |
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* Return rules as array. |
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* |
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* @return array |
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*/ |
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public function asArray(): array |
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{ |
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$arrayOfRules = []; |
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foreach ($this->rules as $rule) { |
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if ($rule instanceof ParametrizedRuleInterface) { |
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$arrayOfRules[] = array_merge([$rule->getName()], $rule->getOptions()); |
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} |
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} |
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return $arrayOfRules; |
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} |
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public function isNestedEach(): bool |
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{ |
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$array = $this->asArray(); |
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if (ArrayHelper::getValue($array, [0, 0]) !== 'each') { |
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return false; |
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} |
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return !(ArrayHelper::getValue($array, [0, 1, 0]) === 'nested'); |
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} |
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private function addFormatterToRules(?FormatterInterface $formatter): void |
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{ |
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foreach ($this->rules as &$rule) { |
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if ($rule instanceof FormattableRuleInterface) { |
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$rule = $rule->withFormatter($formatter); |
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} |
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} |
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1 |
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} |
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} |
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yiisoft /
validator
