private bool DownloadWorker(HttpClientEx hc, ImageInfomation e, int uriIndex)
{
using (var req = new HttpRequestMessage(HttpMethod.Get, e.ImageUri[uriIndex]))
{
req.Headers.Referrer = this.Uri;
using (var res = hc.SendAsync(req).Exec())
{
if ((int)res.StatusCode / 100 != 2)
{
return(false);
}
e.TempStream.SetLength(0);
using (var fileWriter = new StreamWithNotify(e.TempStream, count => Interlocked.Add(ref this.m_downloaded, count)))
res.Content.CopyToAsync(fileWriter).Wait();
}
e.TempStream.Flush();
e.TempStream.Position = 0;
e.Extension = Signatures.GetExtension(e.TempStream);
if (e.Extension == null)
{
return(false);
}
// 이미지 암호화 푸는 작업
this.m_decryptor.Decrypt(e.TempStream);
}
this.IncrementProgress();
return(true);
}
private async Task <bool> DownloadWorker(HttpClientEx hc, ImageInfomation e, Uri uri, CancellationToken cancellationToken)
{
using (var req = new HttpRequestMessage(HttpMethod.Get, uri))
{
req.Headers.Referrer = this.Uri;
using (var res = await hc.SendAsync(req, HttpCompletionOption.ResponseHeadersRead, cancellationToken))
{
if ((int)res.StatusCode / 100 != 2)
{
return(false);
}
if (res.Headers.Server.FirstOrDefault()?.ToString()?.Contains("ddos-guard") ?? false)
{
return(false);
}
using (var stream = await res.Content.ReadAsStreamAsync())
{
e.TempStream.SetLength(0);
using (var fileWriter = new StreamWithNotify(e.TempStream, count => Interlocked.Add(ref this.m_downloaded, count)))
{
await stream.CopyToAsync(fileWriter, 4096, cancellationToken);
}
}
}
e.TempStream.Flush();
e.TempStream.Position = 0;
e.Extension = Signatures.GetExtension(e.TempStream);
if (e.Extension == null)
{
return(false);
}
// 이미지 암호화 푸는 작업
this.m_decryptor.Decrypt(e.TempStream);
}
this.IncrementProgress();
return(true);
}
