public PipelineContinuation FindResponseCodec(ICommunicationContext context)
{
if (context.Response.Entity.Instance == null || context.PipelineData.ResponseCodec != null)
{
LogNoResponseEntity();
return(PipelineContinuation.Continue);
}
string acceptHeader = context.Request.Headers[HEADER_ACCEPT];
IEnumerable <MediaType> acceptedContentTypes =
MediaType.Parse(string.IsNullOrEmpty(acceptHeader) ? "*/*" : acceptHeader);
IType responseEntityType = _typeSystem.FromInstance(context.Response.Entity.Instance);
IEnumerable <CodecRegistration> sortedCodecs = _codecs.FindMediaTypeWriter(responseEntityType,
acceptedContentTypes);
int codecsCount = sortedCodecs.Count();
CodecRegistration negotiatedCodec = sortedCodecs.FirstOrDefault();
if (negotiatedCodec != null)
{
LogCodecSelected(responseEntityType, negotiatedCodec, codecsCount);
context.Response.Entity.ContentType = negotiatedCodec.MediaType.WithoutQuality();
context.PipelineData.ResponseCodec = negotiatedCodec;
}
else
{
context.OperationResult = ResponseEntityHasNoCodec(acceptHeader, responseEntityType);
return(PipelineContinuation.RenderNow);
}
return(PipelineContinuation.Continue);
}
PipelineContinuation FindResponseCodec(ICommunicationContext context)
{
if (context.Response.Entity.Instance == null || context.PipelineData.ResponseCodec != null)
{
LogNoResponseEntity();
return(PipelineContinuation.Continue);
}
var acceptHeader = context.Request.Headers[HEADER_ACCEPT];
var responseEntityType = _typeSystem.FromInstance(context.Response.Entity.Instance);
IEnumerable <MediaType> acceptedContentTypes;
try
{
acceptedContentTypes = MediaType.Parse(string.IsNullOrEmpty(acceptHeader) ? "*/*" : acceptHeader);
}
catch (FormatException)
{
Log.WriteWarning("Accept header: {0} is malformed", acceptHeader);
context.Response.Headers["Warning"] = "199 Malformed accept header";
context.OperationResult = new OperationResult.BadRequest();
return(PipelineContinuation.RenderNow);
}
var sortedCodecs = _codecs.FindMediaTypeWriter(responseEntityType, acceptedContentTypes).ToList();
var codecsCount = sortedCodecs.Count;
var negotiatedCodec = sortedCodecs.FirstOrDefault();
if (negotiatedCodec != null)
{
LogCodecSelected(responseEntityType, negotiatedCodec, codecsCount);
context.Response.Entity.ContentType =
negotiatedCodec.MediaType.IsWildCard
? acceptedContentTypes
.OrderByDescending(c => c)
.Where(c => c.IsWildCard == false)
.DefaultIfEmpty(MediaType.ApplicationOctetStream)
.FirstOrDefault()
: negotiatedCodec.MediaType.WithoutQuality();
context.PipelineData.ResponseCodec = negotiatedCodec;
context.Response.Headers["Vary"] = "Accept";
}
else
{
Log.WriteWarning($"Cound not find codec for {responseEntityType} with Accept header {acceptHeader}");
context.OperationResult = ResponseEntityHasNoCodec(acceptHeader, responseEntityType);
return(PipelineContinuation.RenderNow);
}
return(PipelineContinuation.Continue);
}
public PipelineContinuation FindResponseCodec(ICommunicationContext context)
{
if (context.Response.Entity.Instance == null || context.Environment.ResponseCodec != null)
{
LogNoResponseEntity();
return(PipelineContinuation.Continue);
}
string acceptHeader = context.Request.Headers[HEADER_ACCEPT];
IEnumerable <MediaType> acceptedContentTypes =
MediaType.Parse(string.IsNullOrEmpty(acceptHeader) ? "*/*" : acceptHeader);
IType responseEntityType = _typeSystem.FromInstance(context.Response.Entity.Instance);
IEnumerable <CodecRegistration> sortedCodecs = _codecs.FindMediaTypeWriter(responseEntityType,
acceptedContentTypes);
int codecsCount = sortedCodecs.Count();
CodecRegistration negotiatedCodec = sortedCodecs.FirstOrDefault();
if (negotiatedCodec != null)
{
LogCodecSelected(responseEntityType, negotiatedCodec, codecsCount);
context.Response.Entity.ContentType = negotiatedCodec.MediaType.WithoutQuality();
context.Environment.ResponseCodec = negotiatedCodec;
context.Response.Headers.Add("Vary", "Content-Type");
try
{
var resourceUri = context.OperationResult.ResponseResource.CreateUri();
SetAlternateRepresentationLinks(context, sortedCodecs, negotiatedCodec, resourceUri);
SetCanonicalLink(context, resourceUri);
context.Response.Entity.ContentLocation = GetContentLocationFromCodec(resourceUri, negotiatedCodec);
}
catch
{
}
}
else
{
context.OperationResult = ResponseEntityHasNoCodec(acceptHeader, responseEntityType);
return(PipelineContinuation.RenderNow);
}
return(PipelineContinuation.Continue);
}
public PipelineContinuation FindResponseCodec(ICommunicationContext context)
{
if (context.Response.Entity.Instance == null || context.PipelineData.ResponseCodec != null)
{
LogNoResponseEntity();
return(PipelineContinuation.Continue);
}
string acceptHeader = context.Request.Headers[HEADER_ACCEPT];
var responseEntityType = _typeSystem.FromInstance(context.Response.Entity.Instance);
IEnumerable <MediaType> acceptedContentTypes;
try
{
acceptedContentTypes = MediaType.Parse(string.IsNullOrEmpty(acceptHeader) ? "*/*" : acceptHeader);
}
catch (FormatException)
{
Log.WriteWarning("Accept header: {0} is malformed", acceptHeader);
context.Response.Headers["Warning"] = "199 Malformed accept header";
context.OperationResult = new OperationResult.BadRequest();
return(PipelineContinuation.RenderNow);
}
var sortedCodecs = _codecs.FindMediaTypeWriter(responseEntityType, acceptedContentTypes);
int codecsCount = sortedCodecs.Count();
var negotiatedCodec = sortedCodecs.FirstOrDefault();
if (negotiatedCodec != null)
{
LogCodecSelected(responseEntityType, negotiatedCodec, codecsCount);
context.Response.Entity.ContentType = negotiatedCodec.MediaType.WithoutQuality();
context.PipelineData.ResponseCodec = negotiatedCodec;
}
else
{
context.OperationResult = ResponseEntityHasNoCodec(acceptHeader, responseEntityType);
return(PipelineContinuation.RenderNow);
}
return(PipelineContinuation.Continue);
}
public void the_instance_cannot_be_null()
{
Executing(() => TypeSystem.FromInstance(null))
.ShouldThrow <ArgumentNullException>();
}