Method setNewOriginalPrice

public static function setNewOriginalPrice($productId, $price_original, $price, $params)
{
    $db = Factory::getDBO();
    $original_price_change_run = $params->get('original_price_change_run', 0);
    if ($original_price_change_run == 0) {
        // No change
        return $price_original;
    } else {
        if ($original_price_change_run == 1) {
            // Current price becomes new original price
            $query = 'UPDATE #__phocacart_products SET price_original = ' . $db->quote($price) . ' WHERE id = ' . (int) $productId;
            $db->setQuery($query);
            $db->execute();
            return $price;
        } else {
            if ($original_price_change_run == 2) {
                // Original price will be emptied
                $query = 'UPDATE #__phocacart_products SET price_original = \'0\' WHERE id = ' . (int) $productId;
                $db->setQuery($query);
                $db->execute();
                return '';
            }
        }
    }
    return $price_original;
}