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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 Attribute; |
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use Closure; |
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use Countable; |
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use InvalidArgumentException; |
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use Yiisoft\Validator\Rule\Trait\RuleNameTrait; |
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use Yiisoft\Validator\Rule\Trait\HandlerClassNameTrait; |
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use Yiisoft\Validator\RuleInterface; |
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/** |
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* Validates that the value contains certain number of items. Can be applied to arrays or classes implementing |
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* {@see Countable} interface. |
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*/ |
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#[Attribute(Attribute::TARGET_PROPERTY)] |
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final class Count implements RuleInterface |
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{ |
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use HandlerClassNameTrait; |
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use RuleNameTrait; |
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public function __construct( |
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/** |
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* @var int|null minimum number of items. null means no minimum number limit. |
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* |
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* @see $tooFewItemsMessage for the customized message for a value with too few items. |
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*/ |
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public ?int $min = null, |
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/** |
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* @var int|null maximum number of items. null means no maximum number limit. |
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* |
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* @see $tooManyItemsMessage for the customized message for a value wuth too many items. |
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*/ |
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public ?int $max = null, |
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/** |
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* @var int|null exact number of items. null means no strict comparison. Mutually exclusive with {@see $min} and |
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* {@see $max}. |
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*/ |
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public ?int $exactly = null, |
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/** |
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* @var string user-defined error message used when the value is neither an array nor implementing |
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* {@see \Countable} interface. |
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* |
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* @see Countable |
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*/ |
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public string $message = 'This value must be an array or implement \Countable interface.', |
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/** |
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* @var string user-defined error message used when the number of items is smaller than {@see $min}. |
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*/ |
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public string $tooFewItemsMessage = 'This value must contain at least {min, number} ' . |
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'{min, plural, one{item} other{items}}.', |
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/** |
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* @var string user-defined error message used when the number of items is greater than {@see $max}. |
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*/ |
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public string $tooManyItemsMessage = 'This value must contain at most {max, number} ' . |
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'{max, plural, one{item} other{items}}.', |
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/** |
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* @var string user-defined error message used when the number of items does not equal {@see $exactly}. |
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*/ |
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public string $notExactlyMessage = 'This value must contain exactly {max, number} ' . |
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'{max, plural, one{item} other{items}}.', |
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public bool $skipOnEmpty = false, |
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public bool $skipOnError = false, |
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public ?Closure $when = null, |
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) { |
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if (!$this->min && !$this->max && !$this->exactly) { |
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throw new InvalidArgumentException( |
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'At least one of these attributes must be specified: $min, $max, $exactly.' |
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); |
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} |
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if ($this->exactly && ($this->min || $this->max)) { |
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throw new InvalidArgumentException('$exactly is mutually exclusive with $min and $max.'); |
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} |
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if ($this->min && $this->max && $this->min === $this->max) { |
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throw new InvalidArgumentException('Use $exactly instead.'); |
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} |
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} |
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public function getOptions(): array |
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{ |
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return [ |
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'min' => $this->min, |
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'max' => $this->max, |
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'exactly' => $this->exactly, |
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'message' => [ |
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'message' => $this->message, |
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], |
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'tooFewItemsMessage' => [ |
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'message' => $this->tooFewItemsMessage, |
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'parameters' => ['min' => $this->min], |
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], |
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'tooManyItemsMessage' => [ |
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'message' => $this->tooManyItemsMessage, |
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'parameters' => ['max' => $this->max], |
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], |
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'notExactlyMessage' => [ |
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'message' => $this->notExactlyMessage, |
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'parameters' => ['exactly' => $this->exactly], |
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], |
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'skipOnEmpty' => $this->skipOnEmpty, |
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'skipOnError' => $this->skipOnError, |
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]; |
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} |
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} |
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yiisoft /
validator
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