protected override async Task <HttpTransfer> CreateUpload(HttpTransferRequest request)
{
if (request.HttpMethod != System.Net.Http.HttpMethod.Post && request.HttpMethod != System.Net.Http.HttpMethod.Put)
{
throw new ArgumentException($"Invalid Upload HTTP Verb {request.HttpMethod} - only PUT or POST are valid");
}
var boundary = Guid.NewGuid().ToString("N");
var native = request.ToNative();
native["Content-Type"] = $"multipart/form-data; boundary={boundary}";
var tempPath = platform.GetUploadTempFilePath(request);
this.logger.LogInformation("Writing temp form data body to " + tempPath);
using (var fs = new FileStream(tempPath, FileMode.Create))
{
if (!request.PostData.IsEmpty())
{
fs.Write("--" + boundary);
fs.Write($"Content-Type: text/plain; charset=utf-8");
fs.Write("Content-Disposition: form-data;");
fs.WriteLine();
fs.Write(request.PostData !);
fs.WriteLine();
}
}
using (var fs = new FileStream(tempPath, FileMode.Append))
{
using (var uploadFile = request.LocalFile.OpenRead())
{
fs.Write("--" + boundary);
fs.Write($"Content-Type: application/octet-stream");
fs.Write($"Content-Disposition: form-data; name=\"blob\"; filename=\"{request.LocalFile.Name}\"");
fs.WriteLine();
await uploadFile.CopyToAsync(fs);
fs.WriteLine();
fs.Write($"--{boundary}--");
}
}
this.logger.LogInformation("Form body written");
var tempFileUrl = NSUrl.CreateFileUrl(tempPath, null);
var task = this.Session.CreateUploadTask(native, tempFileUrl);
var taskId = TaskIdentifier.Create(request.LocalFile);
task.TaskDescription = taskId.ToString();
var transfer = task.FromNative();
task.Resume();
return(transfer);
}
protected override Task <HttpTransfer> CreateUpload(HttpTransferRequest request)
{
var task = this.Session.CreateUploadTask(request.ToNative());
var taskId = TaskIdentifier.Create(request.LocalFile);
task.TaskDescription = taskId.ToString();
var transfer = task.FromNative();
task.Resume();
return(Task.FromResult(transfer));
}
protected override Task <HttpTransfer> CreateDownload(HttpTransferRequest request)
{
var task = this.Session.CreateDownloadTask(request.ToNative());
var taskId = TaskIdentifier.Create(request.LocalFile);
task.TaskDescription = taskId.ToString();
//task.Response.SuggestedFilename
//task.Response.ExpectedContentLength
var transfer = task.FromNative();
task.Resume();
return(Task.FromResult(transfer));
}