public async Task <HttpObj> ProcessAsync(ProcessItem item)
{
var boundary = MultipartRequestHelper.GetBoundary(
MediaTypeHeaderValue.Parse(item.HttpRequest.ContentType),
_defaultFormOptions.MultipartBoundaryLengthLimit);
var reader = new MultipartReader(boundary, item.HttpRequest.Body);
var section = await reader.ReadNextSectionAsync();
//body
ValidateSection(section);
var ms = new MemoryStream();
await section.Body.CopyToAsync(ms);
var body = Encoding.UTF8.GetString(ms.ToArray());
var dataObj = Helper.ToHttpDataObj(body, item.DataObjType !);
//stream
section = await reader.ReadNextSectionAsync();
ValidateSection(section);
var fileName = GetFileName(section.ContentDisposition);
if (fileName == null)
{
throw new ArgumentNullException("", "File name is null.");
}
dataObj.TrySetStreamName(fileName);
var proxyStream = new ProxyStream(section.Body, dataObj.StreamLength);
return(new HttpObj {
HttpDataObj = dataObj, ProxyStream = proxyStream
});
}
private async Task <(HttpDataObj dataObj, ProxyStream stream)> GetHttpDataObjAndStream(ActionInfo ai)
{
//dataObjType
var method = ApiWrapper.GetMethodInfo(ai, _contracts, _serviceProvider);
var dataObjType = method.contractMethod.MergeArgType.Type;
if (_context.Request.ContentType != null)
{
//multipart/form-data
if (_context.Request.ContentType.StartsWith("multipart/form-data"))
{
return(await GetFromFormDataAsync(dataObjType));
}
//application/json
if (_context.Request.ContentType.StartsWith("application/json"))
{
string body;
using (var sr = new StreamReader(_context.Request.Body, Encoding.UTF8))
body = await sr.ReadToEndAsync();
var dataObj = Helper.ToHttpDataObj(body, dataObjType);
return(dataObj, null);
}
throw new HttpFailedException($"ContentType:'{_context.Request.ContentType}' is not supported.");
}
//_context.Request.ContentType == null
return(null, null);
}
public async Task <(HttpDataObj obj, ProxyStream stream)> GetFromFormDataAsync(Type dataObjType)
{
var boundary = MultipartRequestHelper.GetBoundary(
MediaTypeHeaderValue.Parse(_context.Request.ContentType),
_defaultFormOptions.MultipartBoundaryLengthLimit);
var reader = new MultipartReader(boundary, _context.Request.Body);
var section = await reader.ReadNextSectionAsync();
//body
ValidateSection(section);
MemoryStream ms = new MemoryStream();
await section.Body.CopyToAsync(ms);
var body = Encoding.UTF8.GetString(ms.ToArray());
var dataObj = Helper.ToHttpDataObj(body, dataObjType);
//stream
section = await reader.ReadNextSectionAsync();
ValidateSection(section);
var fileName = GetFileName(section.ContentDisposition);
dataObj.TrySetStreamName(fileName);
var proxyStream = new ProxyStream(section.Body, dataObj.StreamLength);
return(dataObj, proxyStream);
}
public async Task <HttpObj> ProcessAsync(ProcessItem item)
{
string body;
using (var sr = new StreamReader(item.HttpRequest.Body, Encoding.UTF8))
body = await sr.ReadToEndAsync();
var dataObj = Helper.ToHttpDataObj(body, item.DataObjType !);
return(new HttpObj {
HttpDataObj = dataObj
});
}
