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<?php
declare(strict_types=1);
namespace MartinGeorgiev\Doctrine\ORM\Query\AST\Functions\Traits;
use Doctrine\ORM\Query\AST\Literal;
use Doctrine\ORM\Query\AST\Node;
use MartinGeorgiev\Doctrine\ORM\Query\AST\Functions\Exception\InvalidTimezoneException;
/**
* Provides timezone validation functionality for functions that use valid PHP timezones.
*
* @since 3.1
* @author Martin Georgiev <[email protected]>
*/
trait TimezoneValidationTrait
{
* Validates that the given node represents a valid PHP timezone.
* @throws InvalidTimezoneException If the timezone is invalid
protected function validateTimezone(Node $node, string $functionName): void
if (!$node instanceof Literal || !\is_string($node->value)) {
throw InvalidTimezoneException::forNonLiteralNode($node::class, $functionName);
}
$timezone = \trim((string) $node->value, "'\"");
if (!$this->isValidTimezone($timezone)) {
throw InvalidTimezoneException::forInvalidTimezone($timezone, $functionName);
private function isValidTimezone(string $timezone): bool
try {
new \DateTimeZone($timezone);
return true;
} catch (\Exception) {
return false;
martin-georgiev /
postgresql-for-doctrine
