private Uri GetServiceLoginUrl(Uri returnUrl)
{
UriBuilder builder = new UriBuilder(this.AuthorizationEndpoint);
StringBuilder queryStringBuilder = new StringBuilder();
UriUtilities.AppendQueryStringArgument(queryStringBuilder, "client_id", this.AppID);
var state = System.Convert.ToBase64String(System.Text.ASCIIEncoding.ASCII.GetBytes(returnUrl.Query));
UriUtilities.AppendQueryStringArgument(queryStringBuilder, "state", state);
UriUtilities.AppendQueryStringArgument(queryStringBuilder, "scope", "profile");
UriUtilities.AppendQueryStringArgument(queryStringBuilder, "response_type", "code");
UriUtilities.AppendQueryStringArgument(queryStringBuilder, "redirect_uri", returnUrl.GetLeftPart(UriPartial.Path));
builder.Query = queryStringBuilder.ToString();
return(builder.Uri);
}
public AuthenticationResult VerifyAuthentication(HttpContextBase context)
{
try
{
var code = context.Request.QueryString["code"];
var accessToken = this.QueryAccessToken(UriUtilities.ConvertToAbsoluteUri(context.Request.RawUrl, context), code);
var result = this.GetCustomerProfile(accessToken);
AuthenticationResult authenticationResult = new AuthenticationResult(true, this.ProviderName, result["user_id"], result["name"], result);
return(authenticationResult);
}
catch (Exception ex)
{
AuthenticationResult authenticationResult = new AuthenticationResult(ex);
return(authenticationResult);
}
}
private Dictionary <string, string> GetCustomerProfile(string accessToken)
{
UriBuilder builder = new UriBuilder(this.ProfileEndpoint);
StringBuilder queryStringBuilder = new StringBuilder();
UriUtilities.AppendQueryStringArgument(queryStringBuilder, "access_token", accessToken);
builder.Query = queryStringBuilder.ToString();
Dictionary <string, string> result = new Dictionary <string, string>();
using (WebClient webClient = new WebClient())
{
string response = webClient.DownloadString(builder.Uri);
JavaScriptSerializer serializer = new JavaScriptSerializer();
result = serializer.Deserialize <Dictionary <string, string> >(response);
}
return(result);
}
