public static IEnumerable <FacebookPost> GetLastestFacebookPosts(object OAuthValue)
{
// Get the OAuth information stored in the property
FacebookOAuthData facebook = OAuthValue as FacebookOAuthData;
// Check whether the OAuth data is valid
if (facebook != null && facebook.IsValid)
{
// Gets an instance of FacebookService based on the OAuth data
FacebookService service = facebook.GetService();
// Get information about the authenticated user
FacebookUser me = service.Users.GetUser("me").Body;
// Gets the most recent posts of the authenticated user (me)
FacebookPostsResponse response = service.Posts.GetPosts(new FacebookGetPostsOptions
{
Identifier = "me",
Fields = "id,name,message,story,created_time,picture,link,description,status_type,type,likes",
Limit = 25
});
return(response.Body.Data.ToList());
}
return(null);
}
protected void Page_Load(object sender, EventArgs e)
{
Callback = Request.QueryString["callback"];
ContentTypeAlias = Request.QueryString["contentTypeAlias"];
PropertyAlias = Request.QueryString["propertyAlias"];
if (AuthState != null)
{
string[] stateValue = Session["Skybrud.Social_" + AuthState] as string[];
if (stateValue != null && stateValue.Length == 3)
{
Callback = stateValue[0];
ContentTypeAlias = stateValue[1];
PropertyAlias = stateValue[2];
}
}
// Get the prevalue options
FacebookOAuthPreValueOptions options = FacebookOAuthPreValueOptions.Get(ContentTypeAlias, PropertyAlias);
if (!options.IsValid)
{
Content.Text = "Hold on now! The options of the underlying prevalue editor isn't valid.";
return;
}
// Configure the OAuth client based on the options of the prevalue options
FacebookOAuthClient client = new FacebookOAuthClient {
AppId = options.AppId,
AppSecret = options.AppSecret,
RedirectUri = options.RedirectUri
};
// Session expired?
if (AuthState != null && Session["Skybrud.Social_" + AuthState] == null)
{
Content.Text = "<div class=\"error\">Session expired?</div>";
return;
}
// Check whether an error response was received from Facebook
if (AuthError != null)
{
Content.Text = "<div class=\"error\">Error: " + AuthErrorDescription + "</div>";
return;
}
// Redirect the user to the Facebook login dialog
if (AuthCode == null)
{
// Generate a new unique/random state
string state = Guid.NewGuid().ToString();
// Save the state in the current user session
Session["Skybrud.Social_" + state] = new[] { Callback, ContentTypeAlias, PropertyAlias };
// Construct the authorization URL
string url = client.GetAuthorizationUrl(state, options.Scope);
// Redirect the user
Response.Redirect(url);
return;
}
// Exchange the authorization code for a user access token
string userAccessToken;
try {
userAccessToken = client.GetAccessTokenFromAuthCode(AuthCode);
} catch (Exception ex) {
Content.Text = "<div class=\"error\"><b>Unable to acquire access token</b><br />" + ex.Message + "</div>";
return;
}
try {
// Initialize the Facebook service (no calls are made here)
FacebookService service = FacebookService.CreateFromAccessToken(userAccessToken);
// Make a call to the Facebook API to get information about the user
FacebookUser me = service.Users.GetUser("me").Body;
//Get accounts information. Only works with "manage_pages" permission
FacebookAccountsResponse response = null;
if (options.Scope.Contains("manage_pages"))
{
response = service.Accounts.GetAccounts();
}
// Get debug information about the access token
FacebookDebugToken debugToken = null;
try {
debugToken = service.Debug.DebugToken(userAccessToken).Body;
} catch (Exception ex) {
Content.Text = "<div class=\"error\"><b>Unable to acquire debug token. Are you a developer?</b><br />" + ex.Message + "</div>";
}
Content.Text += "<p>Hi <strong>" + me.Name + "</strong></p>";
Content.Text += "<p>Please wait while you're being redirected...</p>";
// Set the callback data
FacebookOAuthData data = new FacebookOAuthData {
Id = me.Id,
Name = me.Name,
AccessToken = userAccessToken,
ExpiresAt = DateTime.Now.AddDays(60),
BusinessPages = new FacebookBusinessPageData[0],
SelectedBusinessPage = null
};
// Set the the business pages (if available)
if (response != null)
{
data.BusinessPages = response.Body.Data.Select(ac => new FacebookBusinessPageData {
Id = ac.Id,
Name = ac.Name,
AccessToken = ac.AccessToken
}).ToArray();
}
// Update the OAuth data with information from the debug token
if (debugToken != null)
{
data.ExpiresAt = (debugToken.Data.ExpiresAt ?? DateTime.Now.AddDays(60));//NULL when manage_pages permission is granted
data.Scope = (
from scope in debugToken.Data.Scopes select scope.Name
).ToArray();
}
// Update the UI and close the popup window
Page.ClientScript.RegisterClientScriptBlock(GetType(), "callback", String.Format(
"self.opener." + Callback + "({0}); window.close();",
data.Serialize()//Save JSON data through callback parameter
), true);
} catch (Exception ex) {
Content.Text = "<div class=\"error\"><b>Unable to get user information</b><br />" + ex.Message + "</div>";
}
}
public ActionResult FacebookLogin()
{
var resultMessage = new GenericMessageViewModel();
Callback = Request.QueryString["callback"];
ContentTypeAlias = Request.QueryString["contentTypeAlias"];
PropertyAlias = Request.QueryString["propertyAlias"];
if (AuthState != null)
{
var stateValue = Session["Dialogue_" + AuthState] as string[];
if (stateValue != null && stateValue.Length == 3)
{
Callback = stateValue[0];
ContentTypeAlias = stateValue[1];
PropertyAlias = stateValue[2];
}
}
// Get the prevalue options
if (string.IsNullOrEmpty(Dialogue.Settings().FacebookAppId) || string.IsNullOrEmpty(Dialogue.Settings().FacebookAppSecret))
{
resultMessage.Message = "You need to add the Facebook app credentials";
resultMessage.MessageType = GenericMessages.Danger;
}
else
{
// Settings valid move on
// Configure the OAuth client based on the options of the prevalue options
var client = new FacebookOAuthClient
{
AppId = Dialogue.Settings().FacebookAppId,
AppSecret = Dialogue.Settings().FacebookAppSecret,
RedirectUri = ReturnUrl
};
// Session expired?
if (AuthState != null && Session["Dialogue_" + AuthState] == null)
{
resultMessage.Message = "Session Expired";
resultMessage.MessageType = GenericMessages.Danger;
}
// Check whether an error response was received from Facebook
if (AuthError != null)
{
resultMessage.Message = AuthErrorDescription;
resultMessage.MessageType = GenericMessages.Danger;
}
// Redirect the user to the Facebook login dialog
if (AuthCode == null)
{
// Generate a new unique/random state
var state = Guid.NewGuid().ToString();
// Save the state in the current user session
Session["Dialogue_" + state] = new[] { Callback, ContentTypeAlias, PropertyAlias };
// Construct the authorization URL
var url = client.GetAuthorizationUrl(state, "public_profile", "email"); //"user_friends"
// Redirect the user
return(Redirect(url));
}
// Exchange the authorization code for a user access token
var userAccessToken = string.Empty;
try
{
userAccessToken = client.GetAccessTokenFromAuthCode(AuthCode);
}
catch (Exception ex)
{
resultMessage.Message = string.Format("Unable to acquire access token<br/>{0}", ex.Message);
resultMessage.MessageType = GenericMessages.Danger;
}
try
{
if (string.IsNullOrEmpty(resultMessage.Message))
{
// Initialize the Facebook service (no calls are made here)
var service = FacebookService.CreateFromAccessToken(userAccessToken);
// Hack to get email
// Get the raw string and parse it
// we use this to get items manually including the email
var response = service.Methods.Raw.Me();
var obj = JsonObject.ParseJson(response);
// Make a call to the Facebook API to get information about the user
var me = service.Methods.Me();
// Get debug information about the access token
//var debug = service.Methods.DebugToken(userAccessToken);
// Set the callback data
var data = new FacebookOAuthData
{
Id = me.Id,
Name = me.Name ?? me.UserName,
AccessToken = userAccessToken,
//ExpiresAt = debug.ExpiresAt == null ? default(DateTime) : debug.ExpiresAt.Value,
//Scope = debug.Scopes
};
// Try to get the email - Some FB accounts have protected passwords
var email = obj.GetString("email");
if (!string.IsNullOrEmpty(email))
{
data.Email = email;
}
// First see if this user has registered already - Use email address
using (UnitOfWorkManager.NewUnitOfWork())
{
// TODO - Ignore if no email - Have to check PropMemberFacebookAccessToken has a value
// TODO - and the me.UserName is there to match existing logged in accounts
var userExists = AppHelpers.UmbServices().MemberService.GetByEmail(data.Email);
if (userExists != null)
{
// Update access token
userExists.Properties[AppConstants.PropMemberFacebookAccessToken].Value = userAccessToken;
AppHelpers.UmbServices().MemberService.Save(userExists);
// Users already exists, so log them in
FormsAuthentication.SetAuthCookie(userExists.Username, true);
resultMessage.Message = Lang("Members.NowLoggedIn");
resultMessage.MessageType = GenericMessages.Success;
}
else
{
// Not registered already so register them
var viewModel = new RegisterViewModel
{
Email = data.Email,
LoginType = LoginType.Facebook,
Password = AppHelpers.RandomString(8),
UserName = data.Name,
UserAccessToken = userAccessToken
};
// Get the image and save it
var getImageUrl = string.Format("http://graph.facebook.com/{0}/picture?type=square", me.Id);
viewModel.SocialProfileImageUrl = getImageUrl;
//Large size photo https://graph.facebook.com/{facebookId}/picture?type=large
//Medium size photo https://graph.facebook.com/{facebookId}/picture?type=normal
//Small size photo https://graph.facebook.com/{facebookId}/picture?type=small
//Square photo https://graph.facebook.com/{facebookId}/picture?type=square
return(RedirectToAction("MemberRegisterLogic", "DialogueLoginRegisterSurface", viewModel));
}
}
}
}
catch (Exception ex)
{
resultMessage.Message = string.Format("Unable to get user information<br/>{0}", ex.Message);
resultMessage.MessageType = GenericMessages.Danger;
}
}
ShowMessage(resultMessage);
return(RedirectToUmbracoPage(Dialogue.Settings().ForumId));
}
protected void Page_Load(object sender, EventArgs e)
{
Callback = Request.QueryString["callback"];
ContentTypeAlias = Request.QueryString["contentTypeAlias"];
PropertyAlias = Request.QueryString["propertyAlias"];
if (AuthState != null)
{
string[] stateValue = Session["Skybrud.Social_" + AuthState] as string[];
if (stateValue != null && stateValue.Length == 3)
{
Callback = stateValue[0];
ContentTypeAlias = stateValue[1];
PropertyAlias = stateValue[2];
}
}
// Get the prevalue options
FacebookOAuthPreValueOptions options = FacebookOAuthPreValueOptions.Get(ContentTypeAlias, PropertyAlias);
if (!options.IsValid)
{
Content.Text = "Hold on now! The options of the underlying prevalue editor isn't valid.";
return;
}
// Configure the OAuth client based on the options of the prevalue options
FacebookOAuthClient client = new FacebookOAuthClient {
AppId = options.AppId,
AppSecret = options.AppSecret,
RedirectUri = options.RedirectUri
};
// Session expired?
if (AuthState != null && Session["Skybrud.Social_" + AuthState] == null)
{
Content.Text = "<div class=\"error\">Session expired?</div>";
return;
}
// Check whether an error response was received from Facebook
if (AuthError != null)
{
Content.Text = "<div class=\"error\">Error: " + AuthErrorDescription + "</div>";
return;
}
// Redirect the user to the Facebook login dialog
if (AuthCode == null)
{
// Generate a new unique/random state
string state = Guid.NewGuid().ToString();
// Save the state in the current user session
Session["Skybrud.Social_" + state] = new[] { Callback, ContentTypeAlias, PropertyAlias };
// Construct the authorization URL
string url = client.GetAuthorizationUrl(state, "read_stream", "user_status", "user_about_me", "user_photos");
// Redirect the user
Response.Redirect(url);
return;
}
// Exchange the authorization code for a user access token
string userAccessToken;
try {
userAccessToken = client.GetAccessTokenFromAuthCode(AuthCode);
} catch (Exception ex) {
Content.Text = "<div class=\"error\"><b>Unable to acquire access token</b><br />" + ex.Message + "</div>";
return;
}
try {
// Initialize the Facebook service (no calls are made here)
FacebookService service = FacebookService.CreateFromAccessToken(userAccessToken);
// Make a call to the Facebook API to get information about the user
FacebookUser me = service.Users.GetUser("me").Body;
// Get debug information about the access token
FacebookDebugToken debug = service.Debug.DebugToken(userAccessToken).Body;
Content.Text += "<p>Hi <strong>" + me.Name + "</strong></p>";
Content.Text += "<p>Please wait while you're being redirected...</p>";
// Set the callback data
FacebookOAuthData data = new FacebookOAuthData {
Id = me.Id,
Name = me.Name,
AccessToken = userAccessToken,
ExpiresAt = debug.Data.ExpiresAt == null ? default(DateTime) : debug.Data.ExpiresAt.Value,
Scope = (
from scope in debug.Data.Scopes select scope.Name
).ToArray()
};
// Update the UI and close the popup window
Page.ClientScript.RegisterClientScriptBlock(GetType(), "callback", String.Format(
"self.opener." + Callback + "({0}); window.close();",
data.Serialize()
), true);
} catch (Exception ex) {
Content.Text = "<div class=\"error\"><b>Unable to get user information</b><br />" + ex.Message + "</div>";
return;
}
}
public FacebookService Service(FacebookOAuthData authenticationData)
{
return(FacebookService.CreateFromAccessToken(authenticationData.AccessToken));
}
