/**
* Wrapper for running queries to generate user feedback on updates
*
* @param string $sql SQL query to run on the database
* @return mixed Query result from db->sql_query()
*/
protected function sql_query($sql)
{
$this->queries[] = $sql;
$this->db->sql_return_on_error(true);
if ($sql === 'begin') {
$result = $this->db->sql_transaction('begin');
} else {
if ($sql === 'commit') {
$result = $this->db->sql_transaction('commit');
} else {
$result = $this->db->sql_query($sql);
if ($this->db->get_sql_error_triggered()) {
$this->errors[] = array('sql' => $this->db->get_sql_error_sql(), 'code' => $this->db->get_sql_error_returned());
}
}
}
$this->db->sql_return_on_error(false);
return $result;
}
