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());
}
}
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);
}
private void DownloadFile(DownloadLinkEnum downloadEnum)
{
Uri url = new Uri(GetEnumDescription(downloadEnum));
var downloadpath = FilePathBox.Text = DefaultPathLocation + "\\" + GetFilenameFromWebServer(downloadEnum);
webClient.DownloadFileAsync(url, downloadpath);
currentDownload = downloadEnum;
}
