public string GetFilenameFromWebServer(DownloadLinkEnum downloadEnum)
{
try
{
var request = WebRequest.Create(GetEnumDescription(downloadEnum));
var response = request.GetResponse();
var contentDisposition = response.Headers["Content-Disposition"];
const string contentFileNamePortion = "filename=";
var fileNameStartIndex = contentDisposition.IndexOf(contentFileNamePortion, StringComparison.InvariantCulture) + contentFileNamePortion.Length;
var originalFileNameLength = contentDisposition.Length - fileNameStartIndex;
var originalFileName = contentDisposition.Substring(fileNameStartIndex, originalFileNameLength);
char[] trims = { '"' };
var insert_ = originalFileName.Replace(" ", "_");
var removefront = insert_.TrimStart(trims);
originalFileName = removefront.TrimEnd(trims);
return(originalFileName);
}
catch (NullReferenceException)
{
return(downloadEnum.ToString() + ".exe");
}
catch (WebException)
{
return(downloadEnum.ToString());
}
}
private void FileDownloadComplete(object sender, AsyncCompletedEventArgs e)
{
if (e.Cancelled)
{
DownloadUpdate.Text = "The download has been canceled";
}
else if (e.Error != null) // We have an error! Retry a few times, then abort.
{
DownloadUpdate.Text = "An error occurred while trying to download file";
}
else
{
DownloadUpdate.Text = currentDownload.ToString() + " Download Complete";
}
Thread.Sleep(500);
if (downloadApps.Count == 0)
{
DownloadUpdate.Text = "All Download Completed";
Active = false;
return;
}
else
{
DownloadFile(downloadApps.Pop());
}
}
string GetEnumDescription(DownloadLinkEnum enumValue)
{
var type = typeof(DownloadLinkEnum);
var memInfo = type.GetMember(enumValue.ToString());
var attributes = memInfo[0].GetCustomAttributes(typeof(DescriptionAttribute), false);
return(((DescriptionAttribute)attributes[0]).Description);
}
