/**
* Get the list of folders that contains rules.
*
* @return array
*/
public function getRulesFolders()
{
$folders = array(__DIR__ . '/../Rules');
if ($this->config !== null && $this->config->getGrabberRulesFolder() !== null) {
$folders[] = $this->config->getGrabberRulesFolder();
}
return $folders;
}