public FacebookContextSettings()
{
FacebookWebContext facebookContext = FacebookWebContext.Current;
IFacebookApplication settings;
FacebookSignedRequest signedRequest;
if (facebookContext.SignedRequest == null)
{
// ajax requests won't have a signed request, so we need to build it from the current http request
// see http://facebooksdk.codeplex.com/discussions/251878
settings = FacebookApplication.Current;
signedRequest = FacebookSignedRequest.Parse(settings, SignedRequest);
}
else
{
settings = facebookContext.Settings;
signedRequest = facebookContext.SignedRequest;
}
CanvasPage = settings.CanvasPage;
AccessToken = signedRequest.AccessToken;
AppId = settings.AppId;
UserId = signedRequest.UserId;
}
public override void OnAuthorization(AuthorizationContext filterContext, IFacebookApplication settings)
{
var authorizer = new FacebookWebContext(settings, filterContext.HttpContext);
if (!string.IsNullOrEmpty(Permissions) && Permissions.IndexOf(" ") != -1)
{
throw new ArgumentException("Permissions cannot contain whitespace.");
}
long?userId = (null != FacebookWebContext.Current.Session) ? (long?)FacebookWebContext.Current.Session.UserId : null;
if (null == userId || !AuthorizedUsers.Contains(userId.Value))
{
if (!authorizer.IsAuthorized(ToArrayString(Permissions)))
{
this.HandleUnauthorizedRequest(filterContext, FacebookApplication.Current);
}
else
{
if (!AuthorizedUsers.Contains(FacebookWebContext.Current.Session.UserId))
{
AuthorizedUsers.Add(FacebookWebContext.Current.Session.UserId);
}
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="FacebookApp"/> class.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
/// <param name="accessToken">
/// The access token.
/// </param>
public FacebookApp(FacebookWebContext request, string accessToken)
: this(request)
{
Contract.Requires(!string.IsNullOrEmpty(accessToken));
AccessToken = accessToken;
}
public FacebookContextSettings()
{
FacebookWebContext context = FacebookWebContext.Current;
AppId = context.Settings.AppId;
UserId = context.UserId;
}
public override void OnAuthorization(AuthorizationContext filterContext, IFacebookApplication facebookApplication)
{
var authorizer = new FacebookWebContext(facebookApplication, filterContext.HttpContext);
if (!authorizer.IsAuthorized(string.IsNullOrEmpty(Permissions) ? null : Permissions.Split(',')))
{
throw new UnauthorizedAccessException();
}
}
public override void OnAuthorization(AuthorizationContext filterContext, IFacebookApplication facebookApplication)
{
var authorizer = new FacebookWebContext(facebookApplication, filterContext.HttpContext);
if (!string.IsNullOrEmpty(Permissions) && Permissions.IndexOf(" ") != -1)
{
throw new ArgumentException("Permissions cannot contain whitespace.");
}
if (!authorizer.IsAuthorized(ToArrayString(Permissions)))
{
filterContext.Result = new RedirectResult(this.LoginUrl ?? "/");
}
}
/// <summary>
/// Authorization.
/// </summary>
/// <param name="filterContext">The filter context.</param>
/// <param name="facebookApplication">The Facebook applicatio settings.</param>
public override void OnAuthorization(AuthorizationContext filterContext, IFacebookApplication facebookApplication)
{
var authorizer = new FacebookWebContext(facebookApplication, filterContext.HttpContext);
if (!string.IsNullOrEmpty(Permissions) && Permissions.IndexOf(" ") != -1)
{
throw new ArgumentException("Permissions cannot contain whitespace.");
}
if (!authorizer.IsAuthorized(ToArrayString(Permissions)))
{
filterContext.Result = new RedirectResult(LoginUrl ?? "/");
}
}
/// <summary>
/// Authorization.
/// </summary>
/// <param name="filterContext">The filter context.</param>
/// <param name="settings">The Facebook application settings.</param>
/// <exception cref="ArgumentException">Throws if Permissions contains space.</exception>
public override void OnAuthorization(AuthorizationContext filterContext, IFacebookApplication settings)
{
var authorizer = new FacebookWebContext(settings, filterContext.HttpContext);
if (!string.IsNullOrEmpty(Permissions) && Permissions.IndexOf(" ") != -1)
{
throw new ArgumentException("Permissions cannot contain whitespace.");
}
if (!authorizer.IsAuthorized(ToArrayString(Permissions)))
{
this.HandleUnauthorizedRequest(filterContext, FacebookApplication.Current);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="FacebookApp"/> class.
/// </summary>
/// <param name="request">
/// The request.
/// </param>
public FacebookApp(FacebookWebContext request)
{
_request = request;
AccessToken = request.AccessToken;
_isSecureConnection = request.IsSecureConnection;
UseFacebookBeta = _request.Settings.UseFacebookBeta;
if (request.HttpContext.Request.UrlReferrer != null && _request.HttpContext.Request.UrlReferrer.Host == "apps.beta.facebook.com")
{
UseFacebookBeta = true;
}
// set app id and app secret for compatibility from v4.
AppSecret = FacebookApplication.Current.AppSecret;
AppId = FacebookApplication.Current.AppId;
}
//
// GET: /Facebook/LogOn
public ActionResult LogOn(string returnUrl)
{
var fbWebContext = new FacebookWebContext(FacebookApplication.Current, ControllerContext.HttpContext); // or FacebookWebContext.Current;
if (fbWebContext.IsAuthorized())
{
if (!string.IsNullOrWhiteSpace(returnUrl))
{
if (Url.IsLocalUrl(returnUrl))
{
return(new RedirectResult(returnUrl));
}
}
return(RedirectToAction("Index", "Home"));
}
return(View());
}
public FacebookContextSettings()
{
FacebookWebContext facebookContext = FacebookWebContext.Current;
IFacebookApplication settings;
FacebookSignedRequest signedRequest;
if (facebookContext.SignedRequest == null)
{
// ajax requests won't have a signed request, so we need to build it from the current http request
// see http://facebooksdk.codeplex.com/discussions/251878
settings = FacebookApplication.Current;
try
{
signedRequest = FacebookSignedRequest.Parse(settings, SignedRequest);
}
catch (Exception exception)
{
// Facebook posts to the iframe, but only IE supports this so the first request will always fail for non IE browsers
if (HttpContext.Current.Request.Browser.Browser.Contains("IE"))
{
throw;
}
// it doesn't break anything so we'll throw a custom exception so that we can filter it out later
InvalidSignedRequestException signedRequestException =
new InvalidSignedRequestException("Invalid SignedRequest - Non - IE (" + SignedRequest + ")", exception);
throw signedRequestException;
}
}
else
{
settings = facebookContext.Settings;
signedRequest = facebookContext.SignedRequest;
}
CanvasPage = settings.CanvasPage;
AccessToken = signedRequest.AccessToken;
AppId = settings.AppId;
UserId = signedRequest.UserId;
}
public ActionResult LogOn(string returnUrl)
{
var fbWebContext = new FacebookWebContext(FacebookApplication.Current, ControllerContext.HttpContext);
if (fbWebContext.IsAuthorized(ExtendedPermissions.Split(',')))
{
if (!string.IsNullOrWhiteSpace(returnUrl))
{
if (Url.IsLocalUrl(returnUrl))
{
return(new RedirectResult(returnUrl));
}
}
return(RedirectToAction("Index", "Home"));
}
ViewBag.ExtendedPermissions = ExtendedPermissions;
return(View());
}
public FacebookContextSettings()
{
IFacebookApplication settings = FacebookApplication.Current;
if (settings != null)
{
CanvasPage = settings.CanvasPage;
AppId = settings.AppId;
}
FacebookWebContext facebookContext = FacebookWebContext.Current;
FacebookSignedRequest signedRequest = facebookContext.SignedRequest;
if (settings != null && signedRequest == null)
{
signedRequest = ParseSignedRequest(settings);
}
if (signedRequest != null)
{
AccessToken = signedRequest.AccessToken;
UserId = signedRequest.UserId;
}
}
