/**
* returns properly escaped string for use in MySQL queries
*
* @param string $str string to be escaped
* @param mixed $link optional database link to use
*
* @return string a MySQL escaped string
*/
public function escapeString($str, $link = null)
{
if ($link === null) {
$link = $this->getLink();
}
if ($this->_extension === null) {
return $str;
}
return $this->_extension->escapeString($link, $str);
}
/**
* returns concatenated string of human readable field flags
*
* @param object $result result set identifier
* @param int $i field
*
* @return string field flags
*/
public function fieldFlags($result, $i)
{
return $this->_extension->fieldFlags($result, $i);
}
