Helper::createFeedFileStructure

static function createFeedFileStructure()
{
	$sftpDir = self::getSftpPath();
	$directory = new Directory($sftpDir);

	if(!$directory->isExists())
		$directory->create();

	foreach(array("product", "inventory", "image", "order-ack", "shipment") as $feedType)
	{
		$feedDir = new Directory($sftpDir."/".$feedType);

		if(!$feedDir->isExists())
			$feedDir->create();

		foreach(array("xml", "tmp", "zip") as $stage)
		{
			$stageDir = new Directory($sftpDir."/".$feedType."/".$stage);

			if(!$stageDir->isExists())
				$stageDir->create();
		}
	}

	return true;
}