if (!empty($this->memory_limit)) {
$mem = ini_get('memory_limit');
if (php_sapi_name() != 'cli' && $this->to_bytes($mem) < $this->to_bytes($this->memory_limit)) {
if (!empty($this->memory_limit)) {
$mem = ini_get('memory_limit');
if (php_sapi_name() != 'cli' && $this->to_bytes($mem) < $this->to_bytes($this->memory_limit)) {