private void postFile_GetRequestStreamCallback(IAsyncResult asynchronousResult)
{
UploadState state = (UploadState)asynchronousResult.AsyncState;
state.statusCB("Sending File");
// End the operation
try
{
Stream postStream = state.request.EndGetRequestStream(asynchronousResult);
const int BUFFER = 4096;
byte[] buffer = new byte[BUFFER];
FileStream encodedFileStream = File.OpenRead(state.filename);
int bytes_read = 0;
long total_read = 0;
bytes_read = encodedFileStream.Read(buffer, 0, BUFFER);
while (bytes_read > 0)
{
total_read += bytes_read;
postStream.Write(buffer, 0, bytes_read);
bytes_read = encodedFileStream.Read(buffer, 0, BUFFER);
state.progCB(((double)total_read / (double)state.totalBytes) * 100.0);
}
postStream.Close();
encodedFileStream.Close();
File.Delete(state.filename);
}
catch (Exception e)
{
state.failureCB(e, "Upload Problem");
return;
}
state.uploadDoneCB();
// Start the asynchronous operation to get the response
state.request.BeginGetResponse(new AsyncCallback(GetResponseCallback), state);
}
public void sendFile(string uuid, string file_path, string title, string description, UploadState state)
{
state.statusCB("Encoding File");
NameValueCollection upload_components = bundleFile(uuid, file_path, title, description);
FileStream encodedFileStream = File.OpenRead(upload_components.Get("packed_file"));
// this is where we will send it
string uri_pattern = "https://{0}/pcpbridge/upload";
string uri = String.Format(uri_pattern, server);
long bufferLength = encodedFileStream.Length;
// Create the request object
HttpWebRequest bridgeSubmitRequest = (HttpWebRequest)WebRequest.Create(uri);
bridgeSubmitRequest.ContentType = "multipart/form-data; boundary=" + upload_components.Get("Boundary");
bridgeSubmitRequest.Method = "POST";
bridgeSubmitRequest.KeepAlive = true;
bridgeSubmitRequest.Credentials = System.Net.CredentialCache.DefaultCredentials;
bridgeSubmitRequest.ContentLength = bufferLength;
state.request = bridgeSubmitRequest;
state.filename = upload_components.Get("packed_file");
state.totalBytes = bufferLength;
encodedFileStream.Close();
bridgeSubmitRequest.BeginGetRequestStream(new AsyncCallback(postFile_GetRequestStreamCallback), state);
}
private void upload_click(object sender, EventArgs e)
{
if (filename.Equals(""))
{
OpenFileDialog fileChooser = new OpenFileDialog();
fileChooser.Multiselect = false;
if (fileChooser.ShowDialog() != DialogResult.OK)
{
MessageBox.Show("User has cancelled the upload process, terminating program.");
forceClose();
return;
}
filename = fileChooser.FileName;
}
// Validate input, launch update
status_display.Text = "Uploading";
string uuid = ((Workflow)workflow_combo.Items[workflow_combo.SelectedIndex]).uuid;
string title = this.title.Text.Trim();
string description = this.description.Text.Trim();
Console.WriteLine(uuid);
state = new UploadState();
state.uploadDoneCB = this.DoneWithUpload;
state.progCB = this.Progress;
state.statusCB = this.ReportStatus;
state.responseDoneCB = this.DoneWithUploadResponse;
state.failureCB = this.ExceptionNotify;
Console.WriteLine(this.filename);
pcpBridge.sendFile(uuid, this.filename, title, description, state);
}
public void sendFile(string uuid, string file_path, string title, string description, UploadState state)
{
state.statusCB("Encoding File");
NameValueCollection upload_components = bundleFile(uuid, file_path, title, description);
FileStream encodedFileStream = File.OpenRead(upload_components.Get("packed_file"));
// this is where we will send it
string uri_pattern = "https://{0}/pcpbridge/upload";
string uri = String.Format(uri_pattern, server);
long bufferLength = encodedFileStream.Length;
// Create the request object
HttpWebRequest bridgeSubmitRequest = (HttpWebRequest)WebRequest.Create(uri);
bridgeSubmitRequest.ContentType = "multipart/form-data; boundary=" + upload_components.Get("Boundary");
bridgeSubmitRequest.Method = "POST";
bridgeSubmitRequest.KeepAlive = true;
bridgeSubmitRequest.Credentials = System.Net.CredentialCache.DefaultCredentials;
bridgeSubmitRequest.ContentLength = bufferLength;
state.request = bridgeSubmitRequest;
state.filename = upload_components.Get("packed_file");
state.totalBytes = bufferLength;
encodedFileStream.Close();
bridgeSubmitRequest.BeginGetRequestStream(new AsyncCallback(postFile_GetRequestStreamCallback), state);
}
