public FileSystemStorageProvider(FileSystemSettings settings, IWebHelper webHelper)
{
var mediaPath = webHelper.MapPath("~/Media/");
_storagePath = Path.Combine(mediaPath, settings.DirectoryName);
var appPath = "";
if (HostingEnvironment.IsHosted) {
appPath = HostingEnvironment.ApplicationVirtualPath;
}
if (!appPath.EndsWith("/"))
appPath = appPath + '/';
if (!appPath.StartsWith("/"))
appPath = '/' + appPath;
_publicPath = appPath + "Media/" + settings.DirectoryName + "/";
}