public async Task DownloadAsync(Service service, string relativeUrl, string outputFilePath, string body = null, IProgress <TransferProgress> progress = null, IDictionary <string, string> parameters = null, IDictionary <string, string> additionalHeaders = null, CancellationToken?cancellationToken = null)
{
PreconditionCheck(relativeUrl);
var token = cancellationToken ?? CancellationToken.None;
var uri = ConfigureUri(service, relativeUrl, parameters);
using (var request = PrepareStreamingRequest(HttpMethod.Get, uri, body, additionalHeaders, parameters))
{
EventHandler <HttpProgressEventArgs> progressHandlerFunc = null;
if (progress != null)
{
progressHandlerFunc = (sender, args) =>
{
var downloadProgress = new TransferProgress
{
BytesTotal = args.TotalBytes.GetValueOrDefault(0),
BytesTransferred = args.BytesTransferred
};
progress.Report(downloadProgress);
};
_progressMessageHandler.HttpReceiveProgress += progressHandlerFunc;
}
try
{
var response = await Client.SendAsync(request, completionOption : HttpCompletionOption.ResponseHeadersRead, token);
ValidateGetResponse(response);
using (var fs = new FileStream(outputFilePath, FileMode.Create, FileAccess.ReadWrite))
{
var downloadStream = await response.Content.ReadAsStreamAsync();
await downloadStream.CopyToAsync(fs, DefaultBufferSize);
}
}
finally
{
if (progressHandlerFunc != null)
{
_progressMessageHandler.HttpReceiveProgress -= progressHandlerFunc;
}
}
}
}
private EventHandler <HttpProgressEventArgs> ConfigureProgressHandler(IProgress <TransferProgress> progress)
{
if (progress != null)
{
EventHandler <HttpProgressEventArgs> progressHandlerFunc = (sender, args) =>
{
var downloadProgress = new TransferProgress
{
BytesTotal = args.TotalBytes.GetValueOrDefault(0),
BytesTransferred = args.BytesTransferred
};
progress.Report(downloadProgress);
};
_progressMessageHandler.HttpReceiveProgress += progressHandlerFunc;
return(progressHandlerFunc);
}
return(null);
}
public async Task <string> UploadAsync(Service service, string relativeUrl, Stream stream, IProgress <TransferProgress> progress = null, IDictionary <string, string> parameters = null, IDictionary <string, string> additionalHeaders = null, CancellationToken?cancellationToken = null)
{
PreconditionCheck(relativeUrl);
var token = cancellationToken ?? CancellationToken.None;
var uri = ConfigureUri(service, relativeUrl, parameters);
using (var request = PrepareStreamingRequest(HttpMethod.Post, uri, null, additionalHeaders, parameters))
{
EventHandler <HttpProgressEventArgs> progressHandlerFunc = null;
using (var content = new StreamContent(stream, DefaultBufferSize))
{
request.Content = content;
request.Content.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream");
if (progress != null)
{
progressHandlerFunc = (sender, args) =>
{
var uploadProgress = new TransferProgress
{
BytesTotal = args.TotalBytes.GetValueOrDefault(0),
BytesTransferred = args.BytesTransferred
};
progress.Report(uploadProgress);
};
_progressMessageHandler.HttpSendProgress += progressHandlerFunc;
}
try
{
var response = await Client.SendAsync(request, completionOption : HttpCompletionOption.ResponseHeadersRead, token);
return(await ValidatePostResponse(response));
}
finally
{
if (progressHandlerFunc != null)
{
_progressMessageHandler.HttpSendProgress -= progressHandlerFunc;
}
}
}
}
}
public async Task <string> UploadAsync(Service service, string relativeUrl, Stream stream, IProgress <TransferProgress> progress = null, IDictionary <string, string> parameters = null, IDictionary <string, string> additionalHeaders = null, CancellationToken?cancellationToken = null)
{
if (_isDisposed())
{
throw new ObjectDisposedException("SafeguardConnection");
}
if (string.IsNullOrEmpty(relativeUrl))
{
throw new ArgumentException("Parameter may not be null or empty", nameof(relativeUrl));
}
var token = cancellationToken ?? CancellationToken.None;
var uri = $"https://{_authenticationMechanism.NetworkAddress}/service/{service}/v{_authenticationMechanism.ApiVersion}/{relativeUrl}";
if (parameters != null)
{
uri = QueryHelpers.AddQueryString(uri, parameters);
}
using (var request = new HttpRequestMessage(HttpMethod.Post, uri))
{
if (!_authenticationMechanism.IsAnonymous)
{
if (!_authenticationMechanism.HasAccessToken())
{
throw new SafeguardDotNetException("Access token is missing due to log out, you must refresh the access token to invoke a method");
}
// SecureString handling here basically negates the use of a secure string anyway, but when calling a Web API
// I'm not sure there is anything you can do about it.
request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", _authenticationMechanism.GetAccessToken().ToInsecureString());
}
if (additionalHeaders != null && !additionalHeaders.ContainsKey("Accept"))
{
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
}
if (additionalHeaders != null)
{
foreach (var header in additionalHeaders)
{
request.Headers.Add(header.Key, header.Value);
}
}
SafeguardConnection.LogRequestDetails(Method.Post, new Uri(uri), parameters, additionalHeaders);
EventHandler <HttpProgressEventArgs> progressHandlerFunc = null;
using (var content = new StreamContent(stream, DefaultBufferSize))
{
request.Content = content;
request.Content.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream");
if (progress != null)
{
progressHandlerFunc = (sender, args) =>
{
var uploadProgress = new TransferProgress
{
BytesTotal = args.TotalBytes.GetValueOrDefault(0),
BytesTransferred = args.BytesTransferred
};
progress.Report(uploadProgress);
};
_progressMessageHandler.HttpSendProgress += progressHandlerFunc;
}
try
{
var response = await Client.SendAsync(request, completionOption : HttpCompletionOption.ResponseHeadersRead, token);
var fullResponse = new FullResponse
{
Body = await response.Content.ReadAsStringAsync(),
Headers = response.Headers.ToDictionary(key => key.Key, value => value.Value.FirstOrDefault()),
StatusCode = response.StatusCode
};
if (!response.IsSuccessStatusCode)
{
throw new SafeguardDotNetException(
$"Error returned from Safeguard API, Error: {fullResponse.StatusCode} {fullResponse.Body}",
fullResponse.StatusCode, fullResponse.Body);
}
SafeguardConnection.LogResponseDetails(fullResponse);
return(fullResponse.Body);
}
finally
{
if (progressHandlerFunc != null)
{
_progressMessageHandler.HttpSendProgress -= progressHandlerFunc;
}
}
}
}
}
