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<?php
declare(strict_types=1);
namespace Yiisoft\Yii\Gii\Validator;
use Yiisoft\Db\Connection\ConnectionInterface;
use Yiisoft\Validator\Exception\UnexpectedRuleException;
use Yiisoft\Validator\Result;
use Yiisoft\Validator\RuleHandlerInterface;
use Yiisoft\Validator\ValidationContext;
/**
* An inline validator that checks if the attribute value refers to an existing class name.
*/
final class TableExistsHandler implements RuleHandlerInterface
{
public function __construct(
private readonly ConnectionInterface $connection
) {
}
public function validate(mixed $value, object $rule, ValidationContext $context): Result
if (!$rule instanceof TableExistsRule) {
throw new UnexpectedRuleException(TableExistsRule::class, $rule);
$result = new Result();
$tableSchema = $this->connection->getTableSchema($value);
if ($tableSchema === null) {
$result->addError(sprintf('Table "%s" does not exist.', $value));
return $result;
yiisoft /
yii-gii
