(C#) REST File Upload (multipart/form-data)

Demonstrates how to upload a file using multipart/form-data.

Chilkat .NET Downloads Chilkat .NET Framework Chilkat for .NET Core

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Chilkat.Rest rest = new Chilkat.Rest();

// Connect to the HTTP server using TLS.
bool bTls = true;
int port = 443;
bool bAutoReconnect = true;
// Make sure to replace "www.chilkatsoft.com" with your domain..
bool success = rest.Connect("www.chilkatsoft.com",port,bTls,bAutoReconnect);
if (success != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

Chilkat.Stream fileStream = new Chilkat.Stream();
fileStream.SourceFile = "qa_data/jpg/starfish.jpg";

rest.AddHeader("Content-Type","multipart/form-data");

rest.PartSelector = "1";
rest.AddHeader("Content-Type","image/jpg");
rest.AddHeader("Content-Disposition","form-data; name=\"filename\"; filename=\"starfish.jpg\"");
rest.SetMultipartBodyStream(fileStream);
rest.PartSelector = "0";

string responseBody = rest.FullRequestMultipart("POST","/the_uri_path_to_receive_the_upload");
if (rest.LastMethodSuccess != true) {
    Debug.WriteLine(rest.LastErrorText);
    return;
}

if (rest.ResponseStatusCode != 200) {
    Debug.WriteLine("Received error response code: " + Convert.ToString(rest.ResponseStatusCode));
    return;
}

Debug.WriteLine("File uploaded");