protected function getExecutedActionsFilepath()
{
$storagePath = $this->_helper->getStoragePath();
$filepath = @fopen($storagePath . $this->_helper->getExecutedActionsFilename(), 'a');
if (false === $filepath) {
Mage::logException(new Exception(sprintf("Can't open file '%s'", $this->_helper->getExecutedActionsFilename())));
}
return $filepath;
}