public async Task <GoogleProfileData> AuthWithGoogle(string code, string redirectUrl)
{
// get the access token
HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create("https://accounts.google.com/o/oauth2/token");
webRequest.Method = "POST";
var Parameters = "code=" + code + "&client_id=" + GoogleConfiguration.GOOGLE_CLIENT_ID + "&client_secret=" + GoogleConfiguration.GOOGLE_CLIENT_SECRECT + "&redirect_uri=" + redirectUrl + "&grant_type=authorization_code";
byte[] byteArray = Encoding.UTF8.GetBytes(Parameters);
webRequest.ContentType = "application/x-www-form-urlencoded";
webRequest.ContentLength = byteArray.Length;
Stream postStream = webRequest.GetRequestStream();
// Add the post data to the web request
postStream.Write(byteArray, 0, byteArray.Length);
postStream.Close();
WebResponse response = webRequest.GetResponse();
postStream = response.GetResponseStream();
StreamReader reader = new StreamReader(postStream);
string responseFromServer = reader.ReadToEnd();
var serStatus = JsonConvert.DeserializeObject <GoogleAuthResponse>(responseFromServer);
GoogleProfileData profile = new GoogleProfileData();
if (serStatus != null)
{
string accessToken = string.Empty;
accessToken = serStatus.access_token;
if (!string.IsNullOrEmpty(accessToken))
{
// This is where you want to add the code if login is successful.
profile = await GetGoogleProfileData(accessToken);
}
}
return(profile);
}
private async Task <GoogleProfileData> GetGoogleProfileData(string access_token)
{
GoogleProfileData serStatus = new GoogleProfileData();
try
{
HttpClient client = new HttpClient();
var urlProfile = "https://www.googleapis.com/oauth2/v1/userinfo?access_token=" + access_token;
client.CancelPendingRequests();
HttpResponseMessage output = await client.GetAsync(urlProfile);
if (output.IsSuccessStatusCode)
{
string outputData = await output.Content.ReadAsStringAsync();
serStatus = JsonConvert.DeserializeObject <GoogleProfileData>(outputData);
}
}
catch (Exception ex)
{
//catching the exception
}
return(serStatus);
}