protected override async Task<AuthenticationResult> VerifyAuthenticationCoreAsync(AccessTokenResponse response, CancellationToken cancellationToken) {
string userId = response.ExtraData["user_id"];
string userName = response.ExtraData["screen_name"];
var profileRequestUrl = new Uri("https://api.twitter.com/1/users/show.xml?user_id="
+ MessagingUtilities.EscapeUriDataStringRfc3986(userId));
var authorizingHandler = this.WebWorker.CreateMessageHandler(response.AccessToken);
var extraData = new NameValueCollection();
extraData.Add("accesstoken", response.AccessToken.Token);
extraData.Add("accesstokensecret", response.AccessToken.Secret);
try {
using (var httpClient = new HttpClient(authorizingHandler)) {
using (HttpResponseMessage profileResponse = await httpClient.GetAsync(profileRequestUrl, cancellationToken)) {
using (Stream responseStream = await profileResponse.Content.ReadAsStreamAsync()) {
XDocument document = LoadXDocumentFromStream(responseStream);
extraData.AddDataIfNotEmpty(document, "name");
extraData.AddDataIfNotEmpty(document, "location");
extraData.AddDataIfNotEmpty(document, "description");
extraData.AddDataIfNotEmpty(document, "url");
}
}
}
}
catch (Exception) {
// At this point, the authentication is already successful.
// Here we are just trying to get additional data if we can.
// If it fails, no problem.
}
return new AuthenticationResult(
isSuccessful: true, provider: this.ProviderName, providerUserId: userId, userName: userName, extraData: extraData);
}
protected override async Task<AuthenticationResult> VerifyAuthenticationCoreAsync(AccessTokenResponse response, CancellationToken cancellationToken = default(CancellationToken)) {
// See here for Field Selectors API http://developer.linkedin.com/docs/DOC-1014
const string ProfileRequestUrl = "https://api.linkedin.com/v1/people/~:(id,first-name,last-name,headline,industry,summary)";
var accessToken = response.AccessToken;
var authorizingHandler = this.WebWorker.CreateMessageHandler(accessToken);
try {
using (var httpClient = new HttpClient(authorizingHandler)) {
using (HttpResponseMessage profileResponse = await httpClient.GetAsync(ProfileRequestUrl, cancellationToken)) {
using (Stream responseStream = await profileResponse.Content.ReadAsStreamAsync()) {
XDocument document = LoadXDocumentFromStream(responseStream);
string userId = document.Root.Element("id").Value;
string firstName = document.Root.Element("first-name").Value;
string lastName = document.Root.Element("last-name").Value;
string userName = firstName + " " + lastName;
var extraData = new NameValueCollection();
extraData.Add("accesstoken", accessToken.Token);
extraData.Add("accesstokensecret", accessToken.Secret);
extraData.Add("name", userName);
extraData.AddDataIfNotEmpty(document, "headline");
extraData.AddDataIfNotEmpty(document, "summary");
extraData.AddDataIfNotEmpty(document, "industry");
return new AuthenticationResult(
isSuccessful: true,
provider: this.ProviderName,
providerUserId: userId,
userName: userName,
extraData: extraData);
}
}
}
} catch (Exception exception) {
return new AuthenticationResult(exception);
}
}
