public void ReadFromStreamTwice()
{
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write(OriginalFormsString);
writer.Flush();
stream.Seek(0, SeekOrigin.Begin);
IOwinRequest request = new OwinRequest();
request.Body = stream;
IFormCollection form = request.ReadFormAsync().Result;
Assert.Equal("v1", form.Get("q1"));
Assert.Equal("v2,b", form.Get("Q2"));
Assert.Equal("v3,v4", form.Get("q3"));
Assert.Null(form.Get("q4"));
Assert.Equal("v5,v5", form.Get("Q5"));
form = request.ReadFormAsync().Result;
Assert.Equal("v1", form.Get("q1"));
Assert.Equal("v2,b", form.Get("Q2"));
Assert.Equal("v3,v4", form.Get("q3"));
Assert.Null(form.Get("q4"));
Assert.Equal("v5,v5", form.Get("Q5"));
}
private static HttpRequestParams GetRequestParams(OwinRequest request)
{
var task = request.ReadFormAsync();
task.Wait();
return(new HttpRequestParams(request.Query, task.Result));
}
public void ParseForm()
{
IDictionary<string, object> environment = new Dictionary<string, object>();
environment["owin.RequestBody"] = new MemoryStream(Encoding.ASCII.GetBytes(OriginalFormsString));
IOwinRequest request = new OwinRequest(environment);
IFormCollection form = request.ReadFormAsync().Result;
Assert.Equal("v1", form.Get("q1"));
Assert.Equal("v2,b", form.Get("Q2"));
Assert.Equal("v3,v4", form.Get("q3"));
Assert.Null(form.Get("q4"));
Assert.Equal("v5,v5", form.Get("Q5"));
}
public void ParseForm()
{
IDictionary <string, object> environment = new Dictionary <string, object>();
environment["owin.RequestBody"] = new MemoryStream(Encoding.ASCII.GetBytes(OriginalFormsString));
IOwinRequest request = new OwinRequest(environment);
IFormCollection form = request.ReadFormAsync().Result;
Assert.Equal("v1", form.Get("q1"));
Assert.Equal("v2,b", form.Get("Q2"));
Assert.Equal("v3,v4", form.Get("q3"));
Assert.Null(form.Get("q4"));
Assert.Equal("v5,v5", form.Get("Q5"));
}
public void ReadFromStream()
{
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write(OriginalFormsString);
writer.Flush();
stream.Seek(0, SeekOrigin.Begin);
IOwinRequest request = new OwinRequest();
request.Body = stream;
IFormCollection form = request.ReadFormAsync().Result;
Assert.Equal("v1", form.Get("q1"));
Assert.Equal("v2,b", form.Get("Q2"));
Assert.Equal("v3,v4", form.Get("q3"));
Assert.Null(form.Get("q4"));
Assert.Equal("v5,v5", form.Get("Q5"));
}
public void Configuration(IAppBuilder app)
{
app.UseDispatcher(dispatcher =>
{
// list all the things:
dispatcher.Get("/things", (environment, next) =>
{
var response = new OwinResponse(environment)
{
StatusCode = 200,
ContentType = "text/plain"
};
response.Write("# All the things:");
response.Write(Environment.NewLine);
response.Write(Environment.NewLine);
foreach (var thing in _things.Values)
{
response.Write(String.Concat("- Thing #", thing.Id, ": ", thing.Name));
response.Write(Environment.NewLine);
}
return(Task.FromResult((object)null));
});
// create a new thing:
dispatcher.Post("/things", async(environment, next) =>
{
var request = new OwinRequest(environment);
var form = await request.ReadFormAsync();
var response = new OwinResponse(environment);
var thingName = form["name"];
if (thingName == null)
{
response.StatusCode = 400;
await response.WriteAsync("The thing to POST is missing a name.");
return;
}
_things.Add(++_lastThingId, new Thing
{
Id = _lastThingId,
Name = thingName
});
var uri = String.Concat("/things/", _lastThingId);
response.StatusCode = 201;
response.Headers["Location"] = uri;
response.ContentType = "text/plain";
await response.WriteAsync(uri);
});
// list all the things:
dispatcher.Get("/things/{id}", (environment, @params, next) =>
{
var response = new OwinResponse(environment);
int id;
if (!int.TryParse(@params.id, out id))
{
response.StatusCode = 404;
return(response.WriteAsync("Not found."));
}
if (!_things.ContainsKey(id))
{
response.StatusCode = 404;
return(response.WriteAsync("Not found."));
}
var thing = _things[id];
response.StatusCode = 200;
response.ContentType = "text/plain";
return(response.WriteAsync(String.Concat("Thing #", thing.Id, " is ", thing.Name, ".")));
});
});
}
public async Task <INameValueCollection> ReadForm()
{
IFormCollection form = await _request.ReadFormAsync().PreserveCulture();
return(new ReadableStringCollectionWrapper(form));
}
private static async Task ExecuteAsync(
IDictionary <string, object> environment,
IDictionary <string, string> keys, OwinRequest request,
AsyncHttpRequestHandler handler)
{
var response = new OwinResponse(environment);
var executor = (Func <Task <object> >)(async() =>
{
var form = from w in request.HasForm()
? (IEnumerable <KeyValuePair <string, string[]> >)(await request.ReadFormAsync().ConfigureAwait(false))
: EmptyForm
select w != null ? w[0] : null;
return(await handler.Executor(
environment,
keys,
form.ToDictionary()));
});
var result = await executor().ConfigureAwait(false);
if (result != null)
{
await response.WriteAsync(JsonConvert.SerializeObject(result)).ConfigureAwait(false);
}
response.StatusCode = handler.StatusCodeGenerator != null
? handler.StatusCodeGenerator(result)
: (int)HttpStatusCode.OK;
}
