private async void sendRequest(ManticoreEngine engine, int timeout, HttpClient client, HttpRequestMessage request, JsValue callback)
{
var responseInfo = engine.CreateJsObject();
HttpResponseMessage response = null;
CancellationTokenSource cts = new CancellationTokenSource(timeout);
try
{
response = await client.SendRequestAsync(request, HttpCompletionOption.ResponseContentRead).AsTask(cts.Token);
}
catch (Exception x)
{
var ei = new JsErrorBuilder(engine, x).Build();
responseInfo.FastAddProperty("error", ei, false, true, false);
}
if (response != null && response.Headers.Count > 0)
{
var headerCollection = engine.CreateJsObject();
foreach (var kv in response.Headers)
{
try
{
headerCollection.FastAddProperty(kv.Key, new JsValue(kv.Value), false, true, false);
}
catch (ArgumentException)
{
// Swallow duplicate headers for now.
}
}
responseInfo.FastAddProperty("headers", headerCollection, false, true, false);
}
byte[] binaryResult = null;
if (response != null)
{
responseInfo.FastAddProperty("status", new JsValue((int)response.StatusCode), false, true, false);
// TODO find a way to sneak this wait into the gap between returning and asking for the results
// json/body/text signatures probably need to change to take a callback.
binaryResult = (await response.Content.ReadAsBufferAsync()).ToArray();
}
engine.Js(() =>
{
responseInfo.FastAddProperty("json", engine.AsJsFunction((thisObject, args) => {
return(engine.jsEngine.Json.Parse(JsValue.Null,
new JsValue[] { Encoding.UTF8.GetString(binaryResult, 0, binaryResult.Length) }));
}), false, false, false);
responseInfo.FastAddProperty("body", engine.AsJsFunction((thisObject, args) => {
return(engine.jsEngine.Json.Parse(JsValue.Null, new JsValue[] { Convert.ToBase64String(binaryResult) }));
}), false, false, false);
responseInfo.FastAddProperty("text", engine.AsJsFunction((thisObject, args) => {
return(new JsValue(Encoding.UTF8.GetString(binaryResult, 0, binaryResult.Length)));
}), false, false, false);
callback.As <FunctionInstance>().Call(engine.ManticoreJsObject, new JsValue[] { JsValue.Null, responseInfo });
});
}
public JsValue AsJsObject(IDictionary <String, Object> d)
{
if (d == null)
{
return(JsValue.Null);
}
var jsD = engine.CreateJsObject();
foreach (var kv in d)
{
// I think this isn't sufficient. We probably need
// to inspect the type a bit more...
JsValue value;
if (kv.Value is Decimal)
{
value = AsJsDecimal((Decimal)kv.Value);
}
else if (kv.Value is Dictionary <String, Object> )
{
value = AsJsObject((Dictionary <String, Object>)kv.Value);
}
else if (kv.Value is DateTime)
{
value = AsJsDate((DateTime)kv.Value);
}
else
{
value = AsJs(kv.Value);
}
jsD.FastAddProperty(kv.Key, value, true, true, false);
}
return(jsD);
}
private void sendRequest(ManticoreEngine engine, HttpWebRequest request, JsValue callback)
{
request.BeginGetResponse((asyncResult) =>
{
HttpWebResponse response = null;
var errorInstance = JsValue.Null;
try
{
response = (HttpWebResponse)request.EndGetResponse(asyncResult);
}
catch (WebException e)
{
if (e.Status == WebExceptionStatus.ProtocolError) //Response was received from server but indicated protocol level error
{
response = (HttpWebResponse)e.Response;
}
else
{
errorInstance = new JsErrorBuilder(engine, e).SetErrorCode((int)ErrorCodes.NetworkOffline).Build();
}
}
if (response == null)
{
engine.Js(() =>
{
callback.As <FunctionInstance>().Call(engine.ManticoreJsObject, new[] { errorInstance, JsValue.Null });
});
return;
}
var responseInfo = engine.CreateJsObject();
if (response.Headers.Count > 0)
{
var headerCollection = engine.CreateJsObject();
foreach (var kv in response.Headers.AllKeys)
{
headerCollection.FastAddProperty(kv, new JsValue(response.Headers[kv]), false, true, false);
}
responseInfo.FastAddProperty("headers", headerCollection, false, true, false);
}
responseInfo.FastAddProperty("status", new JsValue((int)response.StatusCode), false, true, false);
// TODO find a way to sneak this wait into the gap between returning and asking for the results
// json/body/text signatures probably need to change to take a callback.
var memStream = new MemoryStream();
response.GetResponseStream().CopyTo(memStream);
var binaryResult = memStream.ToArray();
responseInfo.FastAddProperty("json", engine.AsJsFunction((thisObject, args) => {
return(engine.jsEngine.Json.Parse(JsValue.Null, new JsValue[] { Encoding.UTF8.GetString(binaryResult) }));
}), false, false, false);
responseInfo.FastAddProperty("body", engine.AsJsFunction((thisObject, args) => {
return(engine.jsEngine.Json.Parse(JsValue.Null, new JsValue[] { Convert.ToBase64String(binaryResult) }));
}), false, false, false);
responseInfo.FastAddProperty("text", engine.AsJsFunction((thisObject, args) => {
return(new JsValue(Encoding.UTF8.GetString(binaryResult)));
}), false, false, false);
engine.Js(() =>
{
callback.As <FunctionInstance>().Call(engine.ManticoreJsObject, new[] { errorInstance, responseInfo });
});
}, null);
}