void RemoveHiFromWall()
{
if (isLoggedIn)
{
if (string.IsNullOrEmpty(lastMessageId))
{
new UIAlertView("Error", "Please Post \"Hi\" to your wall first", null, "Ok", null).Show();
return;
}
_fb.DeleteTaskAsync(lastMessageId).ContinueWith(t => {
if (!t.IsFaulted)
{
if (t.Exception != null)
{
new UIAlertView("Couldn't Load Info", "Reason: " + t.Exception.Message, null, "Ok", null).Show();
return;
}
BeginInvokeOnMainThread(() => {
new UIAlertView("Success", "You have deleted \"Hi\" from you wall.", null, "Ok", null).Show();
});
lastMessageId = null;
}
});
}
else
{
new UIAlertView("Not Logged In", "Please Log In First", null, "Ok", null).Show();
}
}
void HandleRemoveHiFromWall(object sender, EventArgs e)
{
if (isLoggedIn)
{
if (string.IsNullOrEmpty(lastMessageId))
{
Alert("Error", "Please Post \"Hi\" to your wall first", false, (res) => {});
return;
}
fb.DeleteTaskAsync(lastMessageId).ContinueWith(t => {
if (!t.IsFaulted)
{
RunOnUiThread(() => {
Alert("Success", "You have deleted \"Hi\" from you wall.", false, (res) => {});
});
lastMessageId = null;
}
});
}
else
{
Alert("Not Logged In", "Please Log In First", false, (res) => { });
}
}
public async Task UnSubscribeApp(string pageId, string pageToken)
{
FacebookClient client = new FacebookClient();
try
{
await client.DeleteTaskAsync($"https://graph.facebook.com/v2.9/{pageId}/subscribed_apps?access_token={pageToken}");
}
catch (FacebookOAuthException ex)
{
throw SocialExceptions.FacebookOauthException(ex);
}
}
private async void DeleteLastMessage_Click(object sender, RoutedEventArgs e)
{
btnDeleteLastMessage.IsEnabled = false;
try
{
await _fb.DeleteTaskAsync(_lastMessageId);
//MessageBox.Show("Message deleted successfully");
btnDeleteLastMessage.IsEnabled = false;
}
catch (FacebookApiException ex)
{
// handle error message
}
}
private async void btnDeleteLastMessage_Click(object sender, EventArgs e)
{
btnDeleteLastMessage.Enabled = false;
try
{
await _fb.DeleteTaskAsync(_lastMessageId);
MessageBox.Show("Message deleted successfully");
btnDeleteLastMessage.Enabled = false;
}
catch (FacebookApiException ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// For platforms that do not support dynamic cast it to either IDictionary<string, object> if json object or IList<object> if array.
/// For primitive types cast it to bool, string, dobule or long depending on the type.
/// Reference: http://facebooksdk.net/docs/making-asynchronous-requests/#1
/// </summary>
public static void API(
string endpoint,
HttpMethod method,
FacebookDelegate callback,
object parameters = null)
{
#if NETFX_CORE
Task.Run(async() =>
{
FacebookClient fb = new FacebookClient(_fbSessionClient.CurrentAccessTokenData.AccessToken);
FBResult fbResult = null;
try
{
object apiCall;
if (method == HttpMethod.GET)
{
apiCall = await fb.GetTaskAsync(endpoint, parameters);
}
else if (method == HttpMethod.POST)
{
apiCall = await fb.PostTaskAsync(endpoint, parameters);
}
else
{
apiCall = await fb.DeleteTaskAsync(endpoint);
}
if (apiCall != null)
{
fbResult = new FBResult();
fbResult.Text = apiCall.ToString();
fbResult.Json = apiCall as JsonObject;
}
}
catch (Exception ex)
{
fbResult = new FBResult();
fbResult.Error = ex.Message;
}
if (callback != null)
{
Dispatcher.InvokeOnAppThread(() => { callback(fbResult); });
}
});
#else
throw new PlatformNotSupportedException("");
#endif
}
private void DeleteLastMessage_Click(object sender, RoutedEventArgs e)
{
btnDeleteLastMessage.IsEnabled = false;
_fb.DeleteTaskAsync(_lastMessageId).ContinueWith(
t =>
{
if (t.IsFaulted)
{
MessageBox.Show(t.Exception.GetBaseException().Message);
return;
}
MessageBox.Show("Message deleted successfully");
btnDeleteLastMessage.IsEnabled = false;
}, _ui);
}
//public async Task<ActionResult> FB_AdminPages()
//{
// var access_token = Convert.ToString(HttpContext.Items["access_token"]);
// if (access_token != null)
// {
// var appsecret_proof = access_token.generateAppSecretProof();
// var fb = new FacebookClient(access_token);
// dynamic myPages = await fb.GetTaskAsync("me/accounts?fields=id, name, link, is_published, likes, talking_about_count".GraphAPICall(appsecret_proof));
// var pageList = new List<FacebookPageViewModel>();
// foreach (dynamic page in myPages.data)
// {
// pageList.Add(DynamicExtention.ToStatic<FacebookPageViewModel>(page));
// }
// return PartialView(pageList);
// }
// else
// throw new HttpException(404, "missing access token");
//}
#region test exceptions
public async Task <ActionResult> FB_RevokeAccessToken()
{
var access_token = HttpContext.Items["access_token"].ToString();
if (!string.IsNullOrEmpty(access_token))
{
var appsecret_proof = access_token.generateAppSecretProof();
var fb = new FacebookClient(access_token);
dynamic myFeed = await fb.DeleteTaskAsync(
"me/permissions".GraphAPICall(appsecret_proof));
return(RedirectToAction("Index", "Home"));
}
else
{
throw new HttpException(404, "Missing Access Token");
}
}
public async void UnlinkFaceBook()
{
if (!HasConnection || UserPreference.AccessKey == null)
{
return;
}
var fb = new FacebookClient(UserPreference.AccessKey)
{
AppId = AppId
};
await fb.DeleteTaskAsync(string.Format("https://graph.facebook.com/{0}/permissions", UserPreference.FbUserId));
UserPreference.AccessKey = null;
UserPreference.FbUserId = null;
UserPreference.Name = null;
SaveSettings();
NotifyPropertyChanged("AccessKey");
}
private async void button2_Click(object sender, EventArgs e)
{
for (int i = 0; i < Groups.Count; i++)
{
if (GroupCb.GetItemChecked(i))
{
//Get the user posts from the selected group
var desired_posts = Posts.Where((p) => p.FkGroup == Groups[i].GroupID).ToList();
//Delete the user posts
for (int j = 0; j < desired_posts.Count(); j++)
{
toolStripStatusLabel1.Text = "Deleting Post From Group: " + Groups[i].Groupname;
await fb.DeleteTaskAsync(desired_posts[i].PostID);
}
}
}
toolStripStatusLabel1.Text = "Ready";
}
public async Task <JsonResult> Delete(string subscription_to_delete)
{
#region Facebook Graph API Retrieve Subscriptions
var app_token = GetAppToken;
if (!string.IsNullOrEmpty(app_token))
{
var fb = new FacebookClient(app_token);
#region Delete Subscription
dynamic result = await fb.DeleteTaskAsync(
string.Format("subscriptions?object={0}",
subscription_to_delete));
#endregion
return(Json(result));
}
else
{
throw new HttpException(404, "Missing App Token");
}
#endregion
}
public async Task <JsonResult> DeletePhoto(string PhotoId)
{
var access_token = HttpContext.Items["access_token"].ToString();
if (!string.IsNullOrEmpty(access_token))
{
var appsecret_proof = access_token.GenerateAppSecretProof();
var fb = new FacebookClient(access_token);
#region Delete Photo
dynamic result = await fb.DeleteTaskAsync(
string.Format("/{0}",
PhotoId)
.GraphAPICall(appsecret_proof));
return(Json(result));
#endregion
}
else
{
throw new HttpException(404, "Missing Access Token");
}
}
public static void API(
string endpoint,
HttpMethod method,
FacebookDelegate callback,
object parameters = null)
{
#if NETFX_CORE
if (_web == null)
{
throw new MissingPlatformException();
}
if (!IsLoggedIn)
{
// Already in use
if (callback != null)
{
callback(new FBResult()
{
Error = "Not logged in"
});
}
return;
}
Task.Run(async() =>
{
FBResult fbResult = null;
try
{
object apiCall;
if (method == HttpMethod.GET)
{
apiCall = await _client.GetTaskAsync(endpoint, parameters);
}
else if (method == HttpMethod.POST)
{
apiCall = await _client.PostTaskAsync(endpoint, parameters);
}
else
{
apiCall = await _client.DeleteTaskAsync(endpoint);
}
if (apiCall != null)
{
fbResult = new FBResult();
fbResult.Text = apiCall.ToString();
fbResult.Json = apiCall as JsonObject;
}
}
catch (Exception ex)
{
fbResult = new FBResult();
fbResult.Error = ex.Message;
}
if (callback != null)
{
Dispatcher.InvokeOnAppThread(() => { callback(fbResult); });
}
});
#else
throw new PlatformNotSupportedException("");
#endif
}
