public void Register(IAppHost appHost)
{
appHost.ResponseFilters.Add((request, response, dto) =>
{
if (dto == null || dto is AuthResponse || dto is CompressedResult || dto is Exception)
{
return;
}
using (var serializationContext = new HttpRequestContext(request, response, dto))
{
if (!serializationContext.RequestAttributes.AcceptsDeflate && !serializationContext.RequestAttributes.AcceptsGzip)
{
return;
}
var serializedDto = EndpointHost.ContentTypeFilter.SerializeToString(serializationContext, dto);
var callback = request.GetJsonpCallback();
var isJsonpRequest = EndpointHost.Config.AllowJsonpRequests && !string.IsNullOrEmpty(callback);
if (isJsonpRequest)
{
serializedDto = (callback + "(") + serializedDto + ")";
serializationContext.ResponseContentType = ContentType.JavaScript;
}
var compressedBytes = serializedDto.Compress(serializationContext.CompressionType);
var compressedResult = new CompressedResult(compressedBytes, serializationContext.CompressionType, serializationContext.ResponseContentType);
response.WriteToResponse(compressedResult, serializationContext.ResponseContentType);
}
});
}
public void Test_response_with_CompressedResult()
{
EndpointHost.Config = new EndpointHostConfig(
"ServiceName",
new ServiceManager(GetType().Assembly));
var assembly = typeof(CompressionTests).Assembly;
EndpointHost.ConfigureHost(
new TestAppHost(new Container(), assembly), "Name", new ServiceManager(assembly));
var mockResponse = new HttpResponseMock();
var simpleDto = new TestCompress(1, "name");
var simpleDtoXml = DataContractSerializer.Instance.Parse(simpleDto);
const string expectedXml = "<TestCompress xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns=\"http://schemas.ddnglobal.com/types/\"><Id>1</Id><Name>name</Name></TestCompress>";
Assert.That(simpleDtoXml, Is.EqualTo(expectedXml));
var simpleDtoZip = simpleDtoXml.Deflate();
Assert.That(simpleDtoZip.Length, Is.GreaterThan(0));
var compressedResult = new CompressedResult(simpleDtoZip);
var reponseWasAutoHandled = mockResponse.WriteToResponse(
compressedResult, CompressionTypes.Deflate);
Assert.That(reponseWasAutoHandled, Is.True);
//var bytesToWriteToResponseStream = new byte[simpleDtoZip.Length - 4];
//Array.Copy(simpleDtoZip, CompressedResult.Adler32ChecksumLength, bytesToWriteToResponseStream, 0, bytesToWriteToResponseStream.Length);
var bytesToWriteToResponseStream = simpleDtoZip;
var writtenBytes = mockResponse.GetOutputStreamAsBytes();
Assert.That(writtenBytes, Is.EqualTo(bytesToWriteToResponseStream));
Assert.That(mockResponse.ContentType, Is.EqualTo(MimeTypes.Xml));
Assert.That(mockResponse.Headers[HttpHeaders.ContentEncoding], Is.EqualTo(CompressionTypes.Deflate));
Log.Debug("Content-length: " + writtenBytes.Length);
Log.Debug(BitConverter.ToString(writtenBytes));
}
public void Test_response_with_CompressedResult()
{
using (new BasicAppHost(typeof(CompressionTests).GetAssembly()).Init())
{
var mockResponse = new MockHttpResponse();
var simpleDto = new TestCompress(1, "name");
var simpleDtoXml = DataContractSerializer.Instance.SerializeToString(simpleDto);
const string expectedXml = "<TestCompress xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns=\"http://schemas.ddnglobal.com/types/\"><Id>1</Id><Name>name</Name></TestCompress>";
const string expectedXmlNetCore = "<TestCompress xmlns=\"http://schemas.ddnglobal.com/types/\" xmlns:i=\"http://www.w3.org/2001/XMLSchema-instance\"><Id>1</Id><Name>name</Name></TestCompress>";
Assert.That(simpleDtoXml, Is.EqualTo(expectedXml).Or.EqualTo(expectedXmlNetCore));
var simpleDtoZip = simpleDtoXml.Deflate();
Assert.That(simpleDtoZip.Length, Is.GreaterThan(0));
var compressedResult = new CompressedResult(simpleDtoZip);
var reponseWasAutoHandled = mockResponse.WriteToResponse(
compressedResult, CompressionTypes.Deflate);
Assert.That(reponseWasAutoHandled.Result, Is.True);
//var bytesToWriteToResponseStream = new byte[simpleDtoZip.Length - 4];
//Array.Copy(simpleDtoZip, CompressedResult.Adler32ChecksumLength, bytesToWriteToResponseStream, 0, bytesToWriteToResponseStream.Length);
var bytesToWriteToResponseStream = simpleDtoZip;
var writtenBytes = mockResponse.ReadAsBytes();
Assert.That(writtenBytes, Is.EqualTo(bytesToWriteToResponseStream));
Assert.That(mockResponse.ContentType, Is.EqualTo(MimeTypes.Xml));
Assert.That(mockResponse.Headers[HttpHeaders.ContentEncoding], Is.EqualTo(CompressionTypes.Deflate));
Log.Debug("Content-length: " + writtenBytes.Length);
Log.Debug(BitConverter.ToString(writtenBytes));
}
}
public async Task CacheExport(ExportRequestType type, CompressedResult result)
{
//TODO: create settings for results.
await _provider.CacheObject($"{ExportPartial}{type}", result, _settings.TranslationCacheTtlSeconds);
}
