public object ReadFrom(IHttpEntity request, IType destinationType, string parameterName)
{
if (destinationType.IsAssignableFrom<IEnumerable<IMultipartHttpEntity>>())
{
var multipartReader = new MultipartReader(request.ContentType.Boundary, request.Stream);
return multipartReader.GetParts();
}
if (destinationType.IsAssignableFrom<IDictionary<string, IList<IMultipartHttpEntity>>>())
{
return FormData(request);
}
var binder = BinderLocator.GetBinder(destinationType);
if (binder == null)
{
throw new InvalidOperationException("Cannot find a binder to create the object");
}
binder.Prefixes.Add(parameterName);
bool wasAnyKeyUsed = ReadKeyValues(request).Aggregate(false, (wasUsed, kv) => kv.SetProperty(binder) || wasUsed);
var result = binder.BuildObject();
return wasAnyKeyUsed && result.Successful ? result.Instance : Missing.Value;
}
parsing_a_message_with_three_parts_and_skipping_the_first_one_gets_the_content_of_the_second_properly()
{
MultipartReader reader = new MultipartReader("boundary42",
new MemoryStream(
Encoding.ASCII.GetBytes(TEXT_RFC1521_MULTIPART_MANY)));
var enumerator = reader.GetParts().GetEnumerator();
enumerator.MoveNext();
enumerator.MoveNext();
CheckEntity(enumerator.Current, new MediaType("text/richtext"), "text");
enumerator.Dispose();
}
public void a_part_with_no_headers_has_its_content_parsed_correctly_and_no_header()
{
MultipartReader reader = new MultipartReader("boundary42",
new MemoryStream(Encoding.ASCII.GetBytes(TEXT_MULTIPART_NOHEAD)));
var enumerator = reader.GetParts().GetEnumerator();
enumerator.MoveNext()
.ShouldBeTrue();
enumerator.Current.Headers.Count.ShouldBe(0);
TheTextIn(enumerator.Current.Stream).ShouldBe("text");
}
IDictionary<string, IList<IMultipartHttpEntity>> PreLoadAllParts(IHttpEntity source)
{
var multipartReader = new MultipartReader(source.ContentType.Boundary, source.Stream)
{
Log = Log
};
var formData =
new NullBehaviorDictionary<string, IList<IMultipartHttpEntity>>(StringComparer.OrdinalIgnoreCase);
foreach (var requestPart in multipartReader.GetParts())
{
if (requestPart.Headers.ContentDisposition != null &&
requestPart.Headers.ContentDisposition.Disposition.EqualsOrdinalIgnoreCase("form-data"))
{
var memoryStream = new MemoryStream();
int totalRead = 0, lastRead;
while ((lastRead = requestPart.Stream.Read(_buffer, 0, _buffer.Length)) > 0)
{
totalRead += lastRead;
if (totalRead > REQUEST_LENGTH_TRESHOLD)
{
string filePath;
using (var fileStream = CreateTempFile(out filePath))
{
memoryStream.Position = 0;
var memoryStreamLength = memoryStream.CopyTo(fileStream);
fileStream.Write(_buffer, 0, lastRead);
var leftoverLength = requestPart.Stream.CopyTo(fileStream);
}
memoryStream = null;
requestPart.SwapStream(filePath);
break;
}
memoryStream.Write(_buffer, 0, lastRead);
}
if (memoryStream != null)
{
memoryStream.Position = 0;
requestPart.SwapStream(memoryStream);
}
var listOfEntities = formData[requestPart.Headers.ContentDisposition.Name]
??
(formData[requestPart.Headers.ContentDisposition.Name] = new List<IMultipartHttpEntity>());
if (requestPart.ContentType == null)
requestPart.ContentType = MediaType.TextPlain;
listOfEntities.Add(requestPart);
}
}
return formData;
}
public void parsing_an_entity_with_three_messages_returns_three_objects()
{
MultipartReader reader = new MultipartReader("boundary42",
new MemoryStream(
Encoding.ASCII.GetBytes(TEXT_RFC1521_MULTIPART_MANY)));
var enumerator = reader.GetParts().GetEnumerator();
enumerator.MoveNext();
CheckEntity(enumerator.Current, new MediaType("text/plain") {CharSet = "us-ascii"}, "text\r\n");
enumerator.MoveNext();
CheckEntity(enumerator.Current, new MediaType("text/richtext"), "text");
enumerator.MoveNext();
CheckEntity(enumerator.Current, new MediaType("text/x-whatever"), "text\r\n...");
enumerator.MoveNext().ShouldBeFalse();
enumerator.Dispose();
}