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<?php
declare(strict_types=1);
namespace Doctrine\DBAL\Driver\API\PostgreSQL;
use Doctrine\DBAL\Driver\API\ExceptionConverter as ExceptionConverterInterface;
use Doctrine\DBAL\Driver\Exception;
use Doctrine\DBAL\Exception\ConnectionException;
use Doctrine\DBAL\Exception\DeadlockException;
use Doctrine\DBAL\Exception\DriverException;
use Doctrine\DBAL\Exception\ForeignKeyConstraintViolationException;
use Doctrine\DBAL\Exception\InvalidFieldNameException;
use Doctrine\DBAL\Exception\NonUniqueFieldNameException;
use Doctrine\DBAL\Exception\NotNullConstraintViolationException;
use Doctrine\DBAL\Exception\SyntaxErrorException;
use Doctrine\DBAL\Exception\TableExistsException;
use Doctrine\DBAL\Exception\TableNotFoundException;
use Doctrine\DBAL\Exception\UniqueConstraintViolationException;
use Doctrine\DBAL\Query;
use function strpos;
/**
* @internal
*/
final class ExceptionConverter implements ExceptionConverterInterface
{
/**
* @link http://www.postgresql.org/docs/9.4/static/errcodes-appendix.html
*/
public function convert(Exception $exception, ?Query $query): DriverException
{
switch ($exception->getSQLState()) {
case '40001':
case '40P01':
return new DeadlockException($exception, $query);
case '0A000':
// Foreign key constraint violations during a TRUNCATE operation
// are considered "feature not supported" in PostgreSQL.
if (strpos($exception->getMessage(), 'truncate') !== false) {
return new ForeignKeyConstraintViolationException($exception, $query);
}
break;
case '23502':
return new NotNullConstraintViolationException($exception, $query);
case '23503':
return new ForeignKeyConstraintViolationException($exception, $query);
case '23505':
return new UniqueConstraintViolationException($exception, $query);
case '42601':
return new SyntaxErrorException($exception, $query);
case '42702':
return new NonUniqueFieldNameException($exception, $query);
case '42703':
return new InvalidFieldNameException($exception, $query);
case '42P01':
return new TableNotFoundException($exception, $query);
case '42P07':
return new TableExistsException($exception, $query);
case '08006':
return new ConnectionException($exception, $query);
}
// Prior to fixing https://bugs.php.net/bug.php?id=64705 (PHP 7.3.22 and PHP 7.4.10),
// in some cases (mainly connection errors) the PDO exception wouldn't provide a SQLSTATE via its code.
// We have to match against the SQLSTATE in the error message in these cases.
if ($exception->getCode() === 7 && strpos($exception->getMessage(), 'SQLSTATE[08006]') !== false) {
return new ConnectionException($exception, $query);
}
return new DriverException($exception, $query);
}
}