public void SetToken(TwitchAuthResponse response)
{
AccessToken = response.access_token;
RefreshToken = response.refresh_token;
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
writer.Write(AccessToken);
writer.Write(RefreshToken);
writer.Close();
PlatformUtils.Instance.WriteAllBytes(Path.Combine(PlatformUtils.Instance.GetConfigBasePath(), "token.id"), stream.ToArray());
AssignSettings();
}
public void TwitchAuthorizationApi(string code)
{
HttpWebRequest myWebRequest = null;
ASCIIEncoding encoding = new ASCIIEncoding();
Dictionary <string, string> postDataDictionary = new Dictionary <string, string>();
//We need to prepare the POST data ahead of time, Add each entry required by the Twitch Authorization Code Flow
//Then spin through URLEncoding the keys and values and joining them into one string using & and =
postDataDictionary.Add("client_id", TwitchID.ID);
postDataDictionary.Add("client_secret", TwitchID.SECRET_ID);
postDataDictionary.Add("grant_type", "authorization_code");
postDataDictionary.Add("redirect_uri", twitchRedirectUri);
//postDataDictionary.Add("state", "123456");
postDataDictionary.Add("code", code);
string postData = "";
foreach (KeyValuePair <string, string> kvp in postDataDictionary)
{
postData += HttpUtility.UrlEncode(kvp.Key) + "=" + HttpUtility.UrlEncode(kvp.Value) + "&";
}
//We need the POST data as a byte array, using ASCII encoding to keep things simple
byte[] byte1 = encoding.GetBytes(postData);
//OK set up our request for the final step in the Authorization Code Flow
//This is the destination URI as described in https://dev.twitch.tv/docs/v5/guides/authentication/
myWebRequest = WebRequest.CreateHttp("https://id.twitch.tv/oauth2/token");
//This request is a POST with the required content type
myWebRequest.Method = "POST";
myWebRequest.ContentType = "application/x-www-form-urlencoded";
//Set the request length based on our byte array
myWebRequest.ContentLength = byte1.Length;
//Things can go wrong here so let's do some sensible exception handling, this sample is
//short lived but best practice is to manage the POST and response
//POST
Stream postStream = null;
try
{
//Set up the request and write the data this should complete the POST
postStream = myWebRequest.GetRequestStream();
postStream.Write(byte1, 0, byte1.Length);
}
catch (Exception ex)
{
//We should log any exception here but I am just going to supress them for this sample
Debug.WriteLine(ex.Message + "\r\n" + ex.StackTrace);
throw ex;
}
finally
{
postStream.Close();
}
//response to POST
Stream responseStream = null;
StreamReader responseStreamReader = null;
WebResponse response = null;
string jsonResponse = null;
try
{
//Wait for the response from the POST above and get a stream with the data
response = myWebRequest.GetResponse();
responseStream = response.GetResponseStream();
//Read the response, if everything worked we'll have our JSON encoded oauth token
responseStreamReader = new StreamReader(responseStream);
jsonResponse = responseStreamReader.ReadToEnd();
}
catch (Exception ex)
{
//We should log any exception here but I am just going to supress them for this sample
Debug.WriteLine(ex.Message + "\r\n" + ex.StackTrace);
throw ex;
}
finally
{
responseStreamReader.Close();
responseStream.Close();
response.Close();
}
//We got the jsonResponse from Twitch let's Deserialize it,
//I'm using Newtonsoft - Install-Package Newtonsoft.Json -Version 9.0.1
//Class for deserializing is defined below
TwitchAuthResponse myAuthResponse = null;
try
{
myAuthResponse = JsonConvert.DeserializeObject <TwitchAuthResponse>(jsonResponse);
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message + "\r\n" + ex.StackTrace);
throw ex;
}
ReceivedResponse = myAuthResponse;
return;
}