<?php
namespace Doctrine\DBAL\Driver;
use Doctrine\DBAL\Connection;
use Doctrine\DBAL\Driver;
use Doctrine\DBAL\Driver\DriverException as DeprecatedDriverException;
use Doctrine\DBAL\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\Platforms\PostgreSQL100Platform;
use Doctrine\DBAL\Platforms\PostgreSQL91Platform;
use Doctrine\DBAL\Platforms\PostgreSQL92Platform;
use Doctrine\DBAL\Platforms\PostgreSQL94Platform;
use Doctrine\DBAL\Platforms\PostgreSqlPlatform;
use Doctrine\DBAL\Schema\PostgreSqlSchemaManager;
use Doctrine\DBAL\VersionAwarePlatformDriver;
use function assert;
use function preg_match;
use function strpos;
use function version_compare;
/**
* Abstract base implementation of the {@link Driver} interface for PostgreSQL based drivers.
*/
abstract class AbstractPostgreSQLDriver implements Driver, ExceptionConverterDriver, VersionAwarePlatformDriver
{
/**
* {@inheritdoc}
*
* @deprecated
*
* @link http://www.postgresql.org/docs/9.3/static/errcodes-appendix.html
*/
public function convertException($message, DeprecatedDriverException $exception)
{
$sqlState = $exception->getSQLState();
switch ($sqlState) {
case '40001':
case '40P01':
return new DeadlockException($message, $exception);
case '0A000':
// Foreign key constraint violations during a TRUNCATE operation
// are considered "feature not supported" in PostgreSQL.
if (strpos($exception->getMessage(), 'truncate') !== false) {
return new ForeignKeyConstraintViolationException($message, $exception);
}
break;
case '23502':
return new NotNullConstraintViolationException($message, $exception);
case '23503':
return new ForeignKeyConstraintViolationException($message, $exception);
case '23505':
return new UniqueConstraintViolationException($message, $exception);
case '42601':
return new SyntaxErrorException($message, $exception);
case '42702':
return new NonUniqueFieldNameException($message, $exception);
case '42703':
return new InvalidFieldNameException($message, $exception);
case '42P01':
return new TableNotFoundException($message, $exception);
case '42P07':
return new TableExistsException($message, $exception);
case '08006':
return new Exception\ConnectionException($message, $exception);
case '7':
// Prior to fixing https://bugs.php.net/bug.php?id=64705 (PHP 7.3.22 and PHP 7.4.10),
// in some cases (mainly connection errors) the PDO exception wouldn't provide a SQLSTATE via its code.
// The exception code would be always set to 7 here.
// We have to match against the SQLSTATE in the error message in these cases.
if (strpos($exception->getMessage(), 'SQLSTATE[08006]') !== false) {
return new ConnectionException($message, $exception);
}
break;
}
return new DriverException($message, $exception);
}
/**
* {@inheritdoc}
*/
public function createDatabasePlatformForVersion($version)
{
if (! preg_match('/^(?P<major>\d+)(?:\.(?P<minor>\d+)(?:\.(?P<patch>\d+))?)?/', $version, $versionParts)) {
throw Exception::invalidPlatformVersionSpecified(
$version,
'<major_version>.<minor_version>.<patch_version>'
);
}
$majorVersion = $versionParts['major'];
$minorVersion = $versionParts['minor'] ?? 0;
$patchVersion = $versionParts['patch'] ?? 0;
$version = $majorVersion . '.' . $minorVersion . '.' . $patchVersion;
switch (true) {
case version_compare($version, '10.0', '>='):
return new PostgreSQL100Platform();
case version_compare($version, '9.4', '>='):
return new PostgreSQL94Platform();
case version_compare($version, '9.2', '>='):
return new PostgreSQL92Platform();
case version_compare($version, '9.1', '>='):
return new PostgreSQL91Platform();
default:
return new PostgreSqlPlatform();
}
}
/**
* {@inheritdoc}
*
* @deprecated Use Connection::getDatabase() instead.
*/
public function getDatabase(Connection $conn)
{
$params = $conn->getParams();
if (isset($params['dbname'])) {
return $params['dbname'];
}
$database = $conn->query('SELECT CURRENT_DATABASE()')->fetchColumn();
assert($database !== false);
return $database;
}
/**
* {@inheritdoc}
*/
public function getDatabasePlatform()
{
return new PostgreSqlPlatform();
}
/**
* {@inheritdoc}
*/
public function getSchemaManager(Connection $conn)
{
return new PostgreSqlSchemaManager($conn);
}
}