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);
}
public BindingResult ConvertValues(IMultipartHttpEntity entity, Type targetType)
{
object destination;
var sourceMediaType = entity.ContentType ?? MediaType.TextPlain;
var type = _typeSystem.FromClr(targetType);
var mediaTypeReaderReg = _codecs.FindMediaTypeReader(sourceMediaType, new[] { type }, null);
if (mediaTypeReaderReg != null)
{
var mediaTypeReader =
(ICodec)_container.Resolve(mediaTypeReaderReg.CodecRegistration.CodecType);
if (mediaTypeReader is IMediaTypeReader)
{
return(BindingResult.Success(((IMediaTypeReader)mediaTypeReader).ReadFrom(entity, type, targetType.Name)));
}
var binder = BinderLocator.GetBinder(type);
if (mediaTypeReader.TryAssignKeyValues(entity, binder))
{
return(binder.BuildObject());
}
}
// if no media type reader was found, try to parse to a string and convert from that.
var stringType = _typeSystem.FromClr <string>();
mediaTypeReaderReg = _codecs.FindMediaTypeReader(sourceMediaType, new[] { stringType }, null);
if (entity.ContentType == null)
{
entity.ContentType = MediaType.TextPlain;
}
// defaults the entity to UTF-8 if none is specified, to account for browsers favouring using the charset of the origin page rather than the standard. Cause RFCs are too difficult to follow uh...
if (entity.ContentType.CharSet == null)
{
entity.ContentType.CharSet = "UTF-8";
}
var plainTextReader = (IMediaTypeReader)_container.Resolve(mediaTypeReaderReg.CodecRegistration.CodecType);
var targetString = plainTextReader.ReadFrom(entity, stringType, targetType.Name);
destination = targetType.CreateInstanceFrom(targetString);
return(BindingResult.Success(destination));
}
