private long ProcessFileSize(HttpWebResponse webResp, out string filePath)
{
long length = 0;
filePath = null;
Stream receiveStream = webResp.GetResponseStream();
Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
StreamReader readStream = new StreamReader(receiveStream, encode);
Char[] read = new Char[webResp.ContentLength];
readStream.Read(read, 0, (int)webResp.ContentLength);
string file = new string(read, 0, (int)webResp.ContentLength);
if (file.Contains("PATH"))
{
file = file.Substring(5, file.Length - 5); //Removing PATH: from the output
try
{
System.IO.FileInfo fInfo = new System.IO.FileInfo(file);
if (fInfo.Exists)
{
length = fInfo.Length;
filePath = file;
}
}
catch (Exception ex)
{
WriteToLog(file, ex);
}
}
else
{
int position = webResp.ResponseUri.PathAndQuery.IndexOf(".pdb");
string fileName = webResp.ResponseUri.PathAndQuery.Substring(1, position + 3);
if (!FailedFiles.ContainsKey(fileName))
{
FailedFiles.Add(fileName, " - No matching PDBs found - " + file);
}
}
return(length);
}
private void downloadFile(Int32 fileNr)
{
bool headVerb = false;
m_currentFileSize = 0;
bool fileptr = false;
fireEventFromBgw(Event.FileDownloadAttempting);
FileInfo file = this.Files[fileNr];
Int64 size = 0;
Byte[] readBytes = new Byte[this.PackageSize];
Int32 currentPackageSize;
System.Diagnostics.Stopwatch speedTimer = new System.Diagnostics.Stopwatch();
Int32 readings = 0;
Exception exc = null;
FileStream writer;
string dirPath = DownloadLocation + "\\" + file.Name + "\\" + file.PdbGuid;
string downloadUrl = this.Files[fileNr].Path;
HttpWebRequest webReq;
HttpWebResponse webResp = null;
try
{
webReq = (HttpWebRequest)System.Net.WebRequest.Create(downloadUrl);
webReq.UserAgent = Constants.SymbolServer;
webResp = (HttpWebResponse)webReq.GetResponseNoException();
if (webResp.StatusCode == HttpStatusCode.NotFound)
{
webResp = Retry(fileNr, headVerb);
if (webResp.StatusCode == HttpStatusCode.OK)
{
file.IsCompressed = true;
size = webResp.ContentLength;
}
if (webResp.StatusCode == HttpStatusCode.NotFound)
{
webResp = RetryFilePointer(fileNr);
fileptr = true;
}
if (webResp.StatusCode != HttpStatusCode.OK)
{
if (!FailedFiles.ContainsKey(file.Name))
{
FailedFiles.Add(file.Name, " - " + webResp.StatusCode + " " + webResp.StatusDescription);
}
}
}
else if (webResp.StatusCode == HttpStatusCode.OK)
{
size = webResp.ContentLength;
}
}
catch (Exception ex)
{
exc = ex;
WriteToLog(file.Name, exc);
}
if (webResp.StatusCode == HttpStatusCode.OK)
{
Directory.CreateDirectory(dirPath);
if (fileptr)
{
string filePath = dirPath + "\\" +
file.Name;
string srcFile = null;
FileStream reader;
size = ProcessFileSize(webResp, out srcFile);
m_currentFileSize = size;
if (srcFile != null)
{
reader = new FileStream(srcFile, FileMode.Open, FileAccess.Read);
writer = new FileStream(filePath,
System.IO.FileMode.Create);
// DownloadFile(srcFile, filePath);
fireEventFromBgw(Event.FileDownloadStarted);
m_currentFileProgress = 0;
while (m_currentFileProgress < size && !bgwDownloader.CancellationPending)
{
while (this.IsPaused)
{
System.Threading.Thread.Sleep(100);
}
speedTimer.Start();
currentPackageSize = reader.Read(readBytes, 0, this.PackageSize);
m_currentFileProgress += currentPackageSize;
m_totalProgress += currentPackageSize;
fireEventFromBgw(Event.ProgressChanged);
writer.Write(readBytes, 0, currentPackageSize);
readings += 1;
if (readings >= this.StopWatchCyclesAmount)
{
m_currentSpeed = (Int32)(this.PackageSize * StopWatchCyclesAmount * 1000 / (speedTimer.ElapsedMilliseconds + 1));
speedTimer.Reset();
readings = 0;
}
}
reader.Close();
writer.Close();
speedTimer.Stop();
//end
}
}
else
{
m_currentFileSize = size;
//string name;
if (file.IsCompressed)
{
file.Name = ProbeWithUnderscore(file.Name);
}
string filePath = dirPath + "\\" +
file.Name;
writer = new FileStream(filePath,
System.IO.FileMode.Create);
if (exc != null)
{
bgwDownloader.ReportProgress((Int32)InvokeType.FileDownloadFailedRaiser, exc);
}
else
{
m_currentFileProgress = 0;
while (m_currentFileProgress < size && !bgwDownloader.CancellationPending)
{
while (this.IsPaused)
{
System.Threading.Thread.Sleep(100);
}
speedTimer.Start();
currentPackageSize = webResp.GetResponseStream().Read(readBytes, 0, this.PackageSize);
m_currentFileProgress += currentPackageSize;
m_totalProgress += currentPackageSize;
fireEventFromBgw(Event.ProgressChanged);
writer.Write(readBytes, 0, currentPackageSize);
readings += 1;
if (readings >= this.StopWatchCyclesAmount)
{
m_currentSpeed = (Int32)(this.PackageSize * StopWatchCyclesAmount * 1000 / (speedTimer.ElapsedMilliseconds + 1));
speedTimer.Reset();
readings = 0;
}
}
speedTimer.Stop();
writer.Close();
webResp.Close();
if (file.IsCompressed)
{
HandleCompression(filePath);
}
}
if (!bgwDownloader.CancellationPending)
{
fireEventFromBgw(Event.FileDownloadSucceeded);
}
}
}
fireEventFromBgw(Event.FileDownloadStopped);
}
