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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id$
*
* @category Piwik
* @package Piwik
*/
/**
* @package Piwik
*/
class Piwik_Db_Mysqli extends Zend_Db_Adapter_Mysqli implements Piwik_Db_iAdapter
{
public function __construct($config)
{
parent::__construct($config);
}
/**
* Reset the configuration variables in this adapter.
*/
public function resetConfig()
{
$this->_config = array();
}
/**
* Return default port.
*
* @return int
*/
public static function getDefaultPort()
{
return 3306;
}
/**
* Check MySQL version
*/
public function checkServerVersion()
{
$databaseVersion = $this->getServerVersion();
$requiredVersion = Zend_Registry::get('config')->General->minimum_mysql_version;
if(version_compare($databaseVersion, $requiredVersion) === -1)
{
throw new Exception(Piwik_TranslateException('General_ExceptionDatabaseVersion', array('MySQL', $databaseVersion, $requiredVersion)));
}
}
/**
* Returns true if this adapter's required extensions are enabled
*
* @return bool
*/
public static function isEnabled()
{
$extensions = @get_loaded_extensions();
return in_array('mysqli', $extensions) && function_exists('mysqli_set_charset');
}
/**
* Returns true if this adapter supports blobs as fields
*
* @return bool
*/
public function hasBlobDataType()
{
return true;
}
/**
* Test error number
*
* @param Exception $e
* @param string $errno
* @return bool
*/
public function isErrNo($e, $errno)
{
return mysqli_errno($this->_connection) == $errno;
}
/**
* Execute unprepared SQL query and throw away the result
*
* Workaround some SQL statements not compatible with prepare().
* See http://framework.zend.com/issues/browse/ZF-1398
*
* @param string $sqlQuery
* @return int Number of rows affected (SELECT/INSERT/UPDATE/DELETE)
*/
public function exec( $sqlQuery )
{
$rc = mysqli_query($this->_connection, $sqlQuery);
$rowsAffected = mysqli_affected_rows($this->_connection);
if(!is_bool($rc))
{
mysqli_free_result($rc);
}
return $rowsAffected;
}
/**
* Is the connection character set equal to utf8?
*
* @return bool
*/
public function isConnectionUTF8()
{
$charset = mysqli_character_set_name($this->_connection);
return $charset === 'utf8';
}
}
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