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<?php
namespace Doctrine\DBAL\Driver;
use Doctrine\DBAL\Connection;
use Doctrine\DBAL\Driver\API\ExceptionConverter as ExceptionConverterInterface;
use Doctrine\DBAL\Driver\API\IBMDB2\ExceptionConverter;
use Doctrine\DBAL\Exception as DBALException;
use Doctrine\DBAL\Platforms\AbstractPlatform;
use Doctrine\DBAL\Platforms\DB2111Platform;
use Doctrine\DBAL\Platforms\DB2Platform;
use Doctrine\DBAL\Schema\DB2SchemaManager;
use Doctrine\DBAL\VersionAwarePlatformDriver;
use Doctrine\Deprecations\Deprecation;
use function assert;
use function preg_match;
use function version_compare;
/**
* Abstract base implementation of the {@see Driver} interface for IBM DB2 based drivers.
*/
abstract class AbstractDB2Driver implements VersionAwarePlatformDriver
{
/**
* {@inheritDoc}
*/
public function getDatabasePlatform()
{
return new DB2Platform();
}
/**
* {@inheritDoc}
*
* @deprecated Use {@link DB2Platform::createSchemaManager()} instead.
*/
public function getSchemaManager(Connection $conn, AbstractPlatform $platform)
{
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/pull/5458',
'AbstractDB2Driver::getSchemaManager() is deprecated.'
. ' Use DB2Platform::createSchemaManager() instead.',
);
assert($platform instanceof DB2Platform);
return new DB2SchemaManager($conn, $platform);
}
public function getExceptionConverter(): ExceptionConverterInterface
{
return new ExceptionConverter();
}
/**
* {@inheritDoc}
*/
public function createDatabasePlatformForVersion($version)
{
if (version_compare($this->getVersionNumber($version), '11.1', '>=')) {
return new DB2111Platform();
}
Deprecation::trigger(
'doctrine/dbal',
'https://github.com/doctrine/dbal/pull/5156',
'IBM DB2 < 11.1 support is deprecated and will be removed in DBAL 4.'
. ' Consider upgrading to IBM DB2 11.1 or later.',
);
return $this->getDatabasePlatform();
}
/**
* Detects IBM DB2 server version
*
* @param string $versionString Version string as returned by IBM DB2 server, i.e. 'DB2/LINUXX8664 11.5.8.0'
*
* @throws DBALException
*/
private function getVersionNumber(string $versionString): string
{
if (
preg_match(
'/^(?:[^\s]+\s)?(?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)/i',
$versionString,
$versionParts,
) === 0
) {
throw DBALException::invalidPlatformVersionSpecified(
$versionString,
'^(?:[^\s]+\s)?<major_version>.<minor_version>.<patch_version>',
);
}
return $versionParts['major'] . '.' . $versionParts['minor'] . '.' . $versionParts['patch'];
}
}