/// <summary>
/// Get web response to read from server.
/// </summary>
/// <param name="result">The async result, internally generated.</param>
private static void ResponseOpen(IAsyncResult result)
{
ApiState state = (ApiState)result.AsyncState;
WebResponse response;
try
{
response = state.request.EndGetResponse(result);
}
catch (WebException e)
{
state.error_message = e.Message;
state.response = (HttpWebResponse)e.Response;
state.error(state);
return;
}
state.response = (HttpWebResponse)response;
Stream istream = response.GetResponseStream();
int length = (int)istream.Length;
byte[] buffer = new byte[length];
istream.Read(buffer, 0, length);
state.response_body = Encoding.UTF8.GetString(buffer, 0, length);
state.success(state);
var hello = EtaSDK.Properties.Resources.Hello;
}
/// <summary>
/// Request open callback, for post requests to send data.
/// </summary>
/// <param name="result">The async result, internally generated.</param>
private static void RequestOpen(IAsyncResult result)
{
//System.Resources.
ApiState state = (ApiState)result.AsyncState;
Stream ostream = null;
try
{
ostream = state.request.EndGetRequestStream(result);
}
catch (WebException e)
{
state.error_message = e.Message;
state.response = (HttpWebResponse)e.Response;
state.error(state);
return;
}
if (state.sdata.Length > 0)
{
byte[] sendbuffer = System.Text.Encoding.UTF8.GetBytes(state.sdata);
ostream.Write(sendbuffer, 0, sendbuffer.GetLength(0));
}
ostream.Close();
state.request.BeginGetResponse(new AsyncCallback(Eta.ResponseOpen), state);
}
/// <summary>
/// The API call
/// </summary>
/// <param name="url">Url to call, must start with "/api/"</param>
/// <param name="options">An EtaApiObjects instance with any data to send</param>
/// <param name="success">A method taking a ApiState instance to be called on success.</param>
/// <param name="error">A method taking a ApiState instance to be called on success.</param>
public void api(string url, EtaApiOptions options, Action <object> success, Action <object> error)
{
List <KeyValuePair <string, string> > param = this.FormatParams(options.data);
string data = this.BuildParams(param);
if (!url.StartsWith("/api/"))
{
throw new EtaException("Illegal URL!");
}
options.type = options.type.ToUpper();
ApiState state = new ApiState();
string target = Eta.domain + url;
if (options.type == "GET")
{
target += "?" + data;
state.sdata = "";
}
else
{
state.sdata = data;
}
HttpWebRequest xhr = (HttpWebRequest)System.Net.HttpWebRequest.Create(target);
xhr.Accept = this.accepts[options.dataType];
xhr.Method = options.type;
state.request = xhr;
state.options = options;
state.success = success;
state.error = error;
Debug.WriteLine(target);
try
{
if (options.type == "POST")
{
xhr.ContentType = options.contentType;
xhr.BeginGetRequestStream(new AsyncCallback(Eta.RequestOpen), state);
}
else
{
xhr.BeginGetResponse(new AsyncCallback(Eta.ResponseOpen), state);
}
}
catch (Exception e)
{
throw new EtaException("Could not open connection.\n" + e.Message);
}
}