public Task CallOperationFromContentTypeOfJson(HttpContext httpContext, NetStitchServer server, OperationController operation)
{
try
{
var args = new List <object>();
object obj;
string body;
using (var sr = new StreamReader(httpContext.Request.Body, Encoding.UTF8))
{
body = sr.ReadToEnd();
}
if (operation.ParameterType == typeof(byte[]) && string.IsNullOrWhiteSpace(body))
{
body = "[]";
}
obj = Newtonsoft.Json.JsonConvert.DeserializeObject(body, operation.ParameterType);
httpContext.Request.Body = new System.IO.MemoryStream();
if (obj != null)
{
MessagePack.LZ4MessagePackSerializer.NonGeneric.Serialize(operation.ParameterType, httpContext.Request.Body, obj, server.Option.FormatterResolver);
}
return(next(httpContext));
}
catch (Exception ex)
{
httpContext.Response.StatusCode = HttpStatus.InternalServerError;
var bytes = Encoding.UTF8.GetBytes(ex.ToString());
httpContext.Response.Body.Write(bytes, 0, bytes.Length);
return(Task.CompletedTask);
}
}
public Task CallSwagger(HttpContext httpContext, NetStitchServer server)
{
const string prefix = "NetStitch.Swagger.SwaggerUI.";
var path = httpContext.Request.Path.Value.Trim('/');
if (path == "")
{
path = "index.html";
}
var filePath = prefix + path.Replace("/", ".");
if (MediaTypeDictionary.TryGetValue(filePath.Split('.').Last(), out string mediaType))
{
if (path.EndsWith(options.JsonName))
{
var builder = new SwaggerBuilder(options, httpContext);
var bytes = builder.BuildSwagger(server);
httpContext.Response.ContentType = "application/json";
httpContext.Response.StatusCode = HttpStatus.OK;
httpContext.Response.Body.Write(bytes, 0, bytes.Length);
return(Task.CompletedTask);
}
var myAssembly = typeof(NetStitchSwaggerMiddleware).GetTypeInfo().Assembly;
using (var stream = myAssembly.GetManifestResourceStream(filePath))
{
if (stream == null)
{
return(next(httpContext));
}
httpContext.Response.ContentType = mediaType;
httpContext.Response.StatusCode = HttpStatus.OK;
var response = httpContext.Response.Body;
stream.CopyTo(response);
}
}
;
return(Task.CompletedTask);
}
public byte[] BuildSwagger(NetStitchServer server)
{
try
{
if (options.XmlDocumentPath != null && !File.Exists(options.XmlDocumentPath))
{
return(Encoding.UTF8.GetBytes("Xml doesn't exists at " + options.XmlDocumentPath));
}
xDocLookup = (options.XmlDocumentPath != null)
? BuildXmlMemberCommentStructure(options.XmlDocumentPath)
: null;
var doc = new SwaggerDocument();
doc.info = options.Info;
doc.host = (options.CustomHost != null) ? options.CustomHost(httpContext) : httpContext.Request.Headers["Host"][0];
doc.basePath = options.ApiBasePath;
doc.schemes = (options.ForceSchemas.Length == 0) ? new[] { httpContext.Request.IsHttps ? "https" : httpContext.Request.Scheme } : options.ForceSchemas;
doc.paths = new Dictionary <string, PathItem>();
doc.definitions = new Dictionary <string, Schema>();
// tags.
var xmlServiceName = (options.XmlDocumentPath != null)
? BuildXmlTypeSummary(options.XmlDocumentPath)
: null;
doc.tags = server.OperationMap.Values
.Select(x => x.OperationID)
.Distinct()
.Select(x =>
{
string desc = null;
if (xmlServiceName != null)
{
xmlServiceName.TryGetValue(x, out desc);
}
return(new Tag()
{
name = x,
description = desc
});
})
.ToArray();
foreach (var item in server.OperationMap.Values)
{
XmlCommentStructure xmlComment = null;
if (xDocLookup != null)
{
xmlComment = xDocLookup[Tuple.Create(item.OperationID, item.MethodInfo.Name)].FirstOrDefault();
}
var parameters = BuildParameters(doc.definitions, xmlComment, item.MethodInfo);
var operation = new Operation
{
tags = new[] { item.InterfaceType.Name },
summary = (xmlComment != null) ? xmlComment.Summary : "",
description = (xmlComment != null) ? xmlComment.Remarks : "",
parameters = parameters
};
doc.paths.Add("/" + item.ToString(), new PathItem {
post = operation
});
}
using (var ms = new MemoryStream())
using (var sw = new StreamWriter(ms, new UTF8Encoding(false)))
{
var serializer = new JsonSerializer()
{
NullValueHandling = NullValueHandling.Ignore,
ContractResolver = IgnoreEmptyEnumerablesResolver.Instance
};
serializer.Serialize(sw, doc);
//todo gzip encording
sw.Flush();
return(ms.ToArray());
}
}
catch (Exception ex)
{
return(Encoding.UTF8.GetBytes(ex.ToString()));
}
}
public Task CallOperationFromContentTypeOfFormUrlencoded(HttpContext httpContext, NetStitchServer server, OperationController operation)
{
var args = new List <object>();
object obj;
var typeArgs = new List <Type>();
try
{
foreach (var methodParameter in operation.MethodInfo.GetParameters())
{
typeArgs.Add(methodParameter.ParameterType);
if (httpContext.Request.Form.TryGetValue(methodParameter.Name, out var stringValues))
{
if (methodParameter.ParameterType == typeof(string))
{
args.Add((string)stringValues);
}
else if (methodParameter.ParameterType.GetTypeInfo().IsEnum)
{
args.Add(Enum.Parse(methodParameter.ParameterType, (string)stringValues));
}
else
{
var collectionType = GetCollectionType(methodParameter.ParameterType);
if (collectionType == null || stringValues.Count == 1)
{
var values = (string)stringValues;
if (methodParameter.ParameterType == typeof(DateTime) ||
methodParameter.ParameterType == typeof(DateTimeOffset) ||
methodParameter.ParameterType == typeof(DateTime?) ||
methodParameter.ParameterType == typeof(DateTimeOffset?))
{
values = "\"" + values + "\"";
}
args.Add(JsonConvert.DeserializeObject(values, methodParameter.ParameterType));
}
else
{
string serializeTarget;
if (collectionType == typeof(string))
{
serializeTarget = $"[{string.Join(", ", stringValues.Select(x => JsonConvert.SerializeObject(x)))}]";
}
else if (collectionType.GetTypeInfo().IsEnum ||
collectionType == typeof(DateTime) ||
collectionType == typeof(DateTimeOffset) ||
collectionType == typeof(DateTime?) ||
collectionType == typeof(DateTimeOffset?))
{
serializeTarget = $"[{string.Join(", ", stringValues.Select(x => "\"" + x + "\""))}]";
}
else
{
serializeTarget = $"[{(string)stringValues}]";
}
args.Add(JsonConvert.DeserializeObject(serializeTarget, methodParameter.ParameterType));
}
}
}
else
{
if (methodParameter.HasDefaultValue)
{
args.Add(methodParameter.DefaultValue);
}
else
{
args.Add(null);
}
}
}
obj = Activator.CreateInstance(operation.ParameterType, args.ToArray());
httpContext.Request.Body = new System.IO.MemoryStream();
if (obj != null)
{
MessagePack.LZ4MessagePackSerializer.NonGeneric.Serialize(operation.ParameterType, httpContext.Request.Body, obj, server.Option.FormatterResolver);
}
return(next(httpContext));
}
catch (Exception ex)
{
httpContext.Response.StatusCode = HttpStatus.InternalServerError;
var bytes = Encoding.UTF8.GetBytes(ex.ToString());
httpContext.Response.Body.Write(bytes, 0, bytes.Length);
}
return(Task.CompletedTask);
}
