private static BaseAuthenticationInfo LocateLinkedinResponse()
{
var authorization = new WebOAuthAuthorization(LinkedinTokenManager, null);
string accessToken;
try
{
accessToken = authorization.CompleteAuthorize();
}
catch (Exception ex)
{
return(null);
}
if (accessToken != null)
{
authorization = new WebOAuthAuthorization(LinkedinTokenManager, accessToken);
LinkedInService service = new LinkedInService(authorization);
var profile = service.GetCurrentUser(ProfileType.Public);
var info = new LinkedinAuthenticationInfo();
info.FirstName = profile.FirstName;
info.LastName = profile.LastName;
info.Identifier = profile.Id;
info.UserName = profile.Name;
info.Provider = providerModule.GetProvider("LinkedIn");
return(info);
}
else
{
return(null);
}
}
protected void Page_Load(object sender, EventArgs e)
{
auth = new WebOAuthAuthorization(InMemoryTokenManager.Instance, InMemoryTokenManager.AccessToken);
if (!Page.IsPostBack)
{
// try to complete a pending authorization in case there is one.
string accessToken = auth.CompleteAuthorize();
if (accessToken != null)
{
// Store the access token in session state so we can get at it across page refreshes.
// In a real app, you'd want to associate this access token with the user that is
// logged into your app at this point.
InMemoryTokenManager.AccessToken = accessToken;
// Clear away the OAuth message so that users can refresh the page without problems.
Response.Redirect(Page.Request.Path);
}
}
if (string.IsNullOrEmpty(InMemoryTokenManager.Instance.ConsumerKey) || string.IsNullOrEmpty(InMemoryTokenManager.Instance.ConsumerSecret))
{
// The user needs to set up the web.config file to include Twitter consumer key and secret.
PrivateDataMultiView.SetActiveView(SetupTwitterConsumer);
}
else if (auth.CachedCredentialsAvailable)
{
auth.SignOn(); // acquire the screen name, and ensure the access token is still valid.
screenNameLabel.Text = auth.ScreenName;
PrivateDataMultiView.SetActiveView(ViewPrivateUpdates);
updateBox.Focus();
}
else
{
PrivateDataMultiView.SetActiveView(AuthorizeTwitter);
}
twitterCtx = auth.CachedCredentialsAvailable ? new TwitterContext(auth) : new TwitterContext();
var tweets =
from tweet in twitterCtx.Status
where tweet.Type == (auth.CachedCredentialsAvailable ? StatusType.Friends : StatusType.Public)
select tweet;
TwitterListView.DataSource = tweets;
TwitterListView.DataBind();
// demonstrate serialization
var serializableUser =
(from user in twitterCtx.User
where user.Type == UserType.Show &&
user.ScreenName == "JoeMayo"
select user)
.FirstOrDefault();
// if you have ASP.NET state server turned on
// this will still work because User is serializable
Session["SerializableUser"] = serializableUser;
}