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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 Yiisoft\Validator\LimitInterface; |
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use Yiisoft\Validator\Rule\Trait\LimitTrait; |
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use Yiisoft\Validator\Rule\Trait\SkipOnEmptyTrait; |
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use Yiisoft\Validator\Rule\Trait\SkipOnErrorTrait; |
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use Yiisoft\Validator\Rule\Trait\WhenTrait; |
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use Yiisoft\Validator\RuleWithOptionsInterface; |
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use Yiisoft\Validator\SkipOnEmptyInterface; |
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use Yiisoft\Validator\SkipOnErrorInterface; |
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use Yiisoft\Validator\WhenInterface; |
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/** |
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* Defines validation options to check that the value contains certain number of items. |
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* Can be applied to arrays or classes implementing {@see Countable} interface. |
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* |
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* @see CountHandler |
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* |
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* @psalm-import-type WhenType from WhenInterface |
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*/ |
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#[Attribute(Attribute::TARGET_CLASS | Attribute::TARGET_PROPERTY | Attribute::IS_REPEATABLE)] |
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final class Count implements |
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RuleWithOptionsInterface, |
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SkipOnErrorInterface, |
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WhenInterface, |
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SkipOnEmptyInterface, |
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LimitInterface |
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{ |
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use LimitTrait; |
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use SkipOnEmptyTrait; |
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use SkipOnErrorTrait; |
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use WhenTrait; |
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/** |
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* @var object|null Object being validated. |
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*/ |
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private ?object $objectValidated = null; |
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/** |
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* @param int|null $exactly Exact number of items. `null` means no strict comparison. Mutually exclusive with |
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* {@see $min} and {@see $max}. |
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* @param int|null $min Minimum number of items. null means no minimum number limit. Can't be combined with |
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* {@see $exactly}. See {@see $lessThanMinMessage} for the customized message for a value with too few items. |
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* @param int|null $max Maximum number of items. null means no maximum number limit. Can't be combined with |
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* {@see $exactly}. See {@see $greaterThanMaxMessage} for the customized message for a value with too many items. |
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* @param string $incorrectInputMessage Error message used when the value is neither an array nor an object |
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* implementing {@see \Countable} interface. |
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* |
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* You may use the following placeholders in the message: |
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* |
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* - `{attribute}`: the translated label of the attribute being validated. |
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* - `{type}`: the type of the value being validated. |
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* @param string $lessThanMinMessage Error message used when the number of items is smaller than {@see $min}. |
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* |
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* You may use the following placeholders in the message: |
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* |
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* - `{attribute}`: the translated label of the attribute being validated. |
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* - `{min}`: minimum number of items required. |
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* - `{number}`: actual number of items. |
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* @param string $greaterThanMaxMessage Error message used when the number of items is greater than {@see $max}. |
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* |
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* You may use the following placeholders in the message: |
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* |
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* - `{attribute}`: the translated label of the attribute being validated. |
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* - `{max}`: maximum number of items required. |
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* - `{number}`: actual number of items. |
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* @param string $notExactlyMessage Error message used when the number of items does not equal {@see $exactly}. |
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* |
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* You may use the following placeholders in the message: |
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* |
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* - `{attribute}`: the translated label of the attribute being validated. |
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* - `{exactly}`: exact number of items required. |
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* - `{number}`: actual number of items. |
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* @param bool|callable|null $skipOnEmpty Whether to skip this rule if the value validated is empty. |
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* See {@see SkipOnEmptyInterface}. |
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* @param bool $skipOnError Whether to skip this rule if any of the previous rules gave an error. |
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* See {@see SkipOnErrorInterface}. |
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* @param Closure|null $when A callable to define a condition for applying the rule. |
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* See {@see WhenInterface}. |
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* @psalm-param WhenType $when |
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*/ |
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public function __construct( |
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int|null $exactly = null, |
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int|null $min = null, |
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int|null $max = null, |
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private string $incorrectInputMessage = 'This value must be an array or implement \Countable interface.', |
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string $lessThanMinMessage = 'This value must contain at least {min, number} {min, plural, one{item} ' . |
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'other{items}}.', |
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string $greaterThanMaxMessage = 'This value must contain at most {max, number} {max, plural, one{item} ' . |
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'other{items}}.', |
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string $notExactlyMessage = 'This value must contain exactly {exactly, number} {exactly, plural, one{item} ' . |
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'other{items}}.', |
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private mixed $skipOnEmpty = null, |
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private bool $skipOnError = false, |
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private Closure|null $when = null, |
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) { |
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$this->initLimitProperties( |
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$min, |
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$max, |
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$exactly, |
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$lessThanMinMessage, |
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$greaterThanMaxMessage, |
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$notExactlyMessage |
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); |
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} |
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public function getName(): string |
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{ |
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return 'count'; |
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} |
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/** |
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* Get error message used when the value is neither an array nor an object implementing {@see \Countable} interface. |
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* |
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* @return string Error message. |
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* |
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* @see $incorrectInputMessage |
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*/ |
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public function getIncorrectInputMessage(): string |
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{ |
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return $this->incorrectInputMessage; |
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} |
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public function getOptions(): array |
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{ |
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return array_merge($this->getLimitOptions(), [ |
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'incorrectInputMessage' => [ |
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'template' => $this->getIncorrectInputMessage(), |
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'parameters' => [], |
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], |
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'skipOnEmpty' => $this->getSkipOnEmptyOption(), |
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'skipOnError' => $this->skipOnError, |
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]); |
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} |
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public function getHandler(): string |
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{ |
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return CountHandler::class; |
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} |
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} |
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yiisoft /
validator
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