Viewing file:  Connection.php (3.39 KB) -rw-r--r--
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<?php
namespace Doctrine\DBAL\Driver\IBMDB2;
use Doctrine\DBAL\Driver\IBMDB2\Exception\ConnectionError;
use Doctrine\DBAL\Driver\IBMDB2\Exception\PrepareFailed;
use Doctrine\DBAL\Driver\IBMDB2\Exception\StatementError;
use Doctrine\DBAL\Driver\Result as ResultInterface;
use Doctrine\DBAL\Driver\ServerInfoAwareConnection;
use Doctrine\DBAL\Driver\Statement as DriverStatement;
use Doctrine\DBAL\ParameterType;
use Doctrine\Deprecations\Deprecation;
use stdClass;
use function assert;
use function db2_autocommit;
use function db2_commit;
use function db2_escape_string;
use function db2_exec;
use function db2_last_insert_id;
use function db2_num_rows;
use function db2_prepare;
use function db2_rollback;
use function db2_server_info;
use function error_get_last;
use const DB2_AUTOCOMMIT_OFF;
use const DB2_AUTOCOMMIT_ON;
final class Connection implements ServerInfoAwareConnection
{
/** @var resource */
private $connection;
/**
* @internal The connection can be only instantiated by its driver.
*
* @param resource $connection
*/
public function __construct($connection)
{
$this->connection = $connection;
}
/**
* {@inheritDoc}
*/
public function getServerVersion()
{
$serverInfo = db2_server_info($this->connection);
assert($serverInfo instanceof stdClass);
return $serverInfo->DBMS_VER;
}
public function prepare(string $sql): DriverStatement
{
$stmt = @db2_prepare($this->connection, $sql);
if ($stmt === false) {
throw PrepareFailed::new(error_get_last());
}
return new Statement($stmt);
}
public function query(string $sql): ResultInterface
{
return $this->prepare($sql)->execute();
}
/**
* {@inheritDoc}
*/
public function quote($value, $type = ParameterType::STRING)
{
$value = db2_escape_string($value);
if ($type === ParameterType::INTEGER) {
return $value;
}
return "'" . $value . "'";
}
public function exec(string $sql): int
{
$stmt = @db2_exec($this->connection, $sql);
if ($stmt === false) {
throw StatementError::new();
}
return db2_num_rows($stmt);
}
/**
* {@inheritDoc}
*/
public function lastInsertId($name = null)
{
if ($name !== null) {
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/issues/4687',
'The usage of Connection::lastInsertId() with a sequence name is deprecated.',
);
}
return db2_last_insert_id($this->connection) ?? false;
}
public function beginTransaction(): bool
{
return db2_autocommit($this->connection, DB2_AUTOCOMMIT_OFF);
}
public function commit(): bool
{
if (! db2_commit($this->connection)) {
throw ConnectionError::new($this->connection);
}
return db2_autocommit($this->connection, DB2_AUTOCOMMIT_ON);
}
public function rollBack(): bool
{
if (! db2_rollback($this->connection)) {
throw ConnectionError::new($this->connection);
}
return db2_autocommit($this->connection, DB2_AUTOCOMMIT_ON);
}
/** @return resource */
public function getNativeConnection()
{
return $this->connection;
}
}
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