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<?php
namespace Bitrix\Main\DB;
use Bitrix\Main\Diag;
/**
* Class MysqliConnection
* @method \mysqli getResource()
* @property \mysqli $resource
*/
class MysqliConnection extends MysqlCommonConnection
{
public function __construct(array $configuration)
{
parent::__construct($configuration);
$this->configureReportLevel();
}
/**********************************************************
* SqlHelper
**********************************************************/
protected function createSqlHelper()
{
return new MysqliSqlHelper($this);
}
/***********************************************************
* Connection and disconnection
***********************************************************/
/**
* Establishes a connection to the database.
* Includes php_interface/after_connect_d7.php on success.
* Throws exception on failure.
*
* @return void
* @throws ConnectionException
*/
protected function connectInternal()
{
if ($this->isConnected)
{
return;
}
$host = $this->host;
$port = 0;
if (($pos = strpos($host, ":")) !== false)
{
$port = intval(substr($host, $pos + 1));
$host = substr($host, 0, $pos);
}
if (($this->options & self::PERSISTENT) != 0)
{
$host = "p:".$host;
}
$connection = \mysqli_init();
if (!$connection)
{
throw new ConnectionException('Mysql init failed');
}
if (!empty($this->initCommand))
{
if (!$connection->options(MYSQLI_INIT_COMMAND, $this->initCommand))
{
throw new ConnectionException('Setting mysql init command failed');
}
}
if ($port > 0)
{
$success = $connection->real_connect($host, $this->login, $this->password, $this->database, $port);
}
else
{
$success = $connection->real_connect($host, $this->login, $this->password, $this->database);
}
if (!$success)
{
throw new ConnectionException(
'Mysql connect error ['.$this->host.']',
sprintf('(%s) %s', $connection->connect_errno, $connection->connect_error)
);
}
$this->resource = $connection;
$this->isConnected = true;
if (isset($this->configuration['charset']))
{
$connection->set_charset($this->configuration['charset']);
}
// nosql memcached driver
if (isset($this->configuration['memcache']))
{
if (function_exists('mysqlnd_memcache_set'))
{
$memcached = \Bitrix\Main\Application::getInstance()->getConnectionPool()->getConnection($this->configuration['memcache']);
mysqlnd_memcache_set($this->resource, $memcached->getResource());
}
}
$this->afterConnected();
}
/**
* Disconnects from the database.
* Does nothing if there was no connection established.
*
* @return void
*/
protected function disconnectInternal()
{
if ($this->isConnected)
{
$this->isConnected = false;
$this->resource->close();
}
}
/*********************************************************
* Query
*********************************************************/
/**
* @inheritDoc
*/
protected function queryInternal($sql, array $binds = null, Diag\SqlTrackerQuery $trackerQuery = null)
{
$this->connectInternal();
$trackerQuery?->startQuery($sql, $binds);
$result = $this->resource->query($sql);
$trackerQuery?->finishQuery();
$this->lastQueryResult = $result;
if (!$result)
{
throw new SqlQueryException('Mysql query error', $this->getErrorMessage(), $sql);
}
return $result;
}
/**
* @inheritDoc
*/
protected function createResult($result, Diag\SqlTrackerQuery $trackerQuery = null)
{
return new MysqliResult($result, $this, $trackerQuery);
}
/**
* @inheritDoc
*/
public function getInsertedId()
{
return $this->getResource()->insert_id;
}
/**
* @inheritDoc
*/
public function getAffectedRowsCount()
{
return $this->getResource()->affected_rows;
}
/*********************************************************
* Type, version, cache, etc.
*********************************************************/
/**
* @inheritDoc
*/
public function getVersion()
{
if ($this->version == null)
{
$version = trim($this->getResource()->server_info);
preg_match("#[0-9]+\\.[0-9]+\\.[0-9]+#", $version, $ar);
$this->version = $ar[0];
}
return array($this->version, null);
}
/**
* @inheritDoc
*/
public function getErrorMessage()
{
return sprintf("(%s) %s", $this->resource->errno, $this->resource->error);
}
/**
* Selects the default database for database queries.
*
* @param string $database Database name.
* @return bool
*/
public function selectDatabase($database)
{
return $this->resource->select_db($database);
}
protected function configureReportLevel(): void
{
// back to default before PHP 8.1
mysqli_report(MYSQLI_REPORT_OFF);
}
}