private void DoFacebookLogin(HttpContext context, string returnUrl)
{
var client = new FacebookClient
{
ClientIdentifier = ConfigurationManager.AppSettings["facebookAppID"],
ClientSecret = ConfigurationManager.AppSettings["facebookAppSecret"],
};
IAuthorizationState authorization = client.ProcessUserAuthorization(null);
if (authorization == null)
{
// Kick off authorization request
var scope = new List <string>()
{
"email,user_about_me",
};
client.RequestUserAuthorization(scope, null, null);
}
else
{
var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
using (var response = request.GetResponse())
{
if (response != null)
{
using (var responseStream = response.GetResponseStream())
{
var graph = FacebookGraph.Deserialize(responseStream);
var profile = UniversalProfile.ProfileFromFacebook(graph);
RedirectToReturnUrl(context, returnUrl, profile);
}
}
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
this.RegisterAsyncTask(
new PageAsyncTask(
async ct => {
IAuthorizationState authorization =
await client.ProcessUserAuthorizationAsync(new HttpRequestWrapper(Request), ct);
if (authorization == null)
{
// Kick off authorization request
var request =
await client.PrepareRequestUserAuthorizationAsync(cancellationToken: ct);
await request.SendAsync(new HttpContextWrapper(Context), ct);
this.Context.Response.End();
}
else
{
var request =
WebRequest.Create(
"https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
using (var response = request.GetResponse()) {
using (var responseStream = response.GetResponseStream()) {
var graph = FacebookGraph.Deserialize(responseStream);
this.nameLabel.Text = HttpUtility.HtmlEncode(graph.Name);
}
}
}
}));
}
public bool FacebookAuthorization(out FacebookGraph fbUser)
{
IAuthorizationState authorization = client.ProcessUserAuthorization();
if (authorization == null)
{
client.RequestUserAuthorization();
}
else
{
try
{
var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
using (var response = request.GetResponse())
{
using (var responseStream = response.GetResponseStream())
{
fbUser = FacebookGraph.Deserialize(responseStream);
return(true);
}
}
}
catch (Exception ex)
{
fbUser = null;
return(false);
}
}
fbUser = null;
return(false);
}
public ActionResult Login()
{
// COMMENT THESE TWO LINES AND MODIFY CConstants
// with your Facebook AppId and AppSecret Keys
Session[CConstants.SESSION_ADMNLOGGED] = true;
return(RedirectToAction("Index", "Home", new { Area = "Admn" }));
IAuthorizationState authorization = client.ProcessUserAuthorization();
if (authorization == null)
{
// start authorization request
// request goes to facebook to request accesstoken
client.RequestUserAuthorization(new String[] { "email" });
}
else
{
if (null != authorization.AccessToken)
{
// use that accesstoken to request information
// from the user's profile
var request = WebRequest.Create(
String.Format(
"https://graph.facebook.com/me?access_token={0}",
Uri.EscapeDataString(authorization.AccessToken))
);
using (var response = request.GetResponse())
{
using (var responseStream = response.GetResponseStream())
{
var graph = FacebookGraph.Deserialize(responseStream);
string myUserName = graph.Name;
string myEmail = graph.Email;
// use the data in the graph object to authorise the user
if (
!String.IsNullOrEmpty(myEmail)
&&
myEmail.Equals(
CConstants.ADMINISTRATOR, StringComparison.OrdinalIgnoreCase))
{
Session[CConstants.SESSION_ADMNLOGGED] = true;
return(RedirectToAction("Index", "Home", new { Area = "Admn" }));
}
}
}
}
}
return(Content("Authorization Failed"));
}
public LoginProfile ProcessAuthoriztion(HttpContext context, IDictionary <string, string> @params)
{
var builder = new UriBuilder(context.Request.GetUrlRewriter())
{
Query = "p=" + context.Request["p"]
};
var oauth = new FacebookOAuthClient
{
AppId = KeyStorage.Get("facebookAppID"),
AppSecret = KeyStorage.Get("facebookAppSecret"),
RedirectUri = builder.Uri
};
FacebookOAuthResult result;
if (FacebookOAuthResult.TryParse(context.Request.GetUrlRewriter(), out result))
{
if (result.IsSuccess)
{
var accessToken = (Facebook.JsonObject)oauth.ExchangeCodeForAccessToken(result.Code);
var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString((string)accessToken["access_token"]));
using (var response = request.GetResponse())
{
using (var responseStream = response.GetResponseStream())
{
var graph = FacebookGraph.Deserialize(responseStream);
var profile = ProfileFromFacebook(graph);
return(profile);
}
}
}
return(LoginProfile.FromError(new Exception(result.ErrorReason)));
}
//Maybe we didn't query
var extendedPermissions = new[] { "email", "user_about_me" };
var parameters = new Dictionary <string, object>
{
{ "display", "popup" }
};
if (extendedPermissions.Length > 0)
{
var scope = new StringBuilder();
scope.Append(string.Join(",", extendedPermissions));
parameters["scope"] = scope.ToString();
}
var loginUrl = oauth.GetLoginUrl(parameters);
context.Response.Redirect(loginUrl.ToString());
return(LoginProfile.FromError(new Exception("Failed to login with facebook")));
}
private void HandleFacebookResponse()
{
IAuthorizationState authorization = FbClient.ProcessUserAuthorization();
if (authorization != null)
{
var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
using (var response = request.GetResponse())
{
using (var responseStream = response.GetResponseStream())
{
var graph = FacebookGraph.Deserialize(responseStream);
AuthenticatedUser(graph.FirstName, graph.LastName, "", graph.Id.ToString(CultureInfo.CurrentCulture), "Facebook");
}
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
IAuthorizationState authorization = client.ProcessUserAuthorization();
if (authorization == null)
{
// Kick off authorization request
client.RequestUserAuthorization();
}
else
{
var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
using (var response = request.GetResponse()) {
using (var responseStream = response.GetResponseStream()) {
var graph = FacebookGraph.Deserialize(responseStream);
this.nameLabel.Text = HttpUtility.HtmlEncode(graph.Name);
}
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
IAuthorizationState authorization = client.ProcessUserAuthorization();
if (authorization == null)
{
// Kick off authorization request
client.RequestUserAuthorization();
}
else
{
var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
using (var response = request.GetResponse()) {
using (var responseStream = response.GetResponseStream()) {
var graph = FacebookGraph.Deserialize(responseStream);
Response.RedirectWithQueryString(PageFlowExtensions.GetDefaultPageUrl().AbsoluteUri);
}
}
}
}
public LoginProfile ProcessAuthoriztion(HttpContext context, IDictionary<string, string> @params)
{
var builder = new UriBuilder(context.Request.GetUrlRewriter()) {Query = "p=" + context.Request["p"]};
var oauth = new FacebookOAuthClient
{
AppId = KeyStorage.Get("facebookAppID"),
AppSecret = KeyStorage.Get("facebookAppSecret"),
RedirectUri = builder.Uri
};
FacebookOAuthResult result;
if (FacebookOAuthResult.TryParse(context.Request.GetUrlRewriter(), out result))
{
if (result.IsSuccess)
{
var accessToken = (Facebook.JsonObject)oauth.ExchangeCodeForAccessToken(result.Code);
var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString((string)accessToken["access_token"]));
using (var response = request.GetResponse())
{
using (var responseStream = response.GetResponseStream())
{
var graph = FacebookGraph.Deserialize(responseStream);
var profile = ProfileFromFacebook(graph);
return profile;
}
}
}
return LoginProfile.FromError(new Exception(result.ErrorReason));
}
//Maybe we didn't query
var extendedPermissions = new[] { "email", "user_about_me" };
var parameters = new Dictionary<string, object>
{
{ "display", "popup" }
};
if (extendedPermissions.Length > 0)
{
var scope = new StringBuilder();
scope.Append(string.Join(",", extendedPermissions));
parameters["scope"] = scope.ToString();
}
var loginUrl = oauth.GetLoginUrl(parameters);
context.Response.Redirect(loginUrl.ToString());
return LoginProfile.FromError(new Exception("Failed to login with facebook"));
//var client = new FacebookClient
// {
// ClientIdentifier = KeyStorage.Get("facebookAppID"),
// ClientSecret = KeyStorage.Get("facebookAppSecret"),
// };
//try
//{
// IAuthorizationState authorization = client.ProcessUserAuthorization(new HttpRequestInfo(context.Request));
// if (authorization == null)
// {
// // Kick off authorization request
// var scope = new List<string>()
// {
// "email,user_about_me",
// };
// client.RequestUserAuthorization(scope, null, null);
// }
// else
// {
// var request = WebRequest.Create("https://graph.facebook.com/me?access_token=" + Uri.EscapeDataString(authorization.AccessToken));
// using (var response = request.GetResponse())
// {
// if (response != null)
// using (var responseStream = response.GetResponseStream())
// {
// var graph = FacebookGraph.Deserialize(responseStream);
// var profile = ProfileFromFacebook(graph);
// return profile;
// }
// }
// }
//}
//catch (ProtocolException e)
//{
// if (e.InnerException is WebException)
// {
// //Read stream
// var responce =
// new StreamReader((e.InnerException as WebException).Response.GetResponseStream()).ReadToEnd();
// }
// throw;
//}
}