window.fbAsyncInit = function () {
FB.init({
appId: '#',
status: true,
cookie: true,
xfbml: true,
oauth: true
})
FB.getLoginStatus(function (response) {
if(response.status === 'connected') {
var uid = response.authResponse.userID;
alert(uid);
FB.api('/' + uid, {
fields: 'name,email,id,picture'
}, function (result) {
//Code
})
}
})
FB.Event.subscribe('auth.login', function (response) {
// do something with response
login();
});
FB.Event.subscribe('auth.logout', function (response) {
logout();
});
FB.getLoginStatus(function (response) {
if(response.session) {
// logged in and connected user, someone you know
login();
}
});
};
function login() {
FB.getLoginStatus(function (response) {
if(response.status === 'connected') {
var uid = response.authResponse.userID;
// alert(uid);
FB.api('/' + uid, {
fields: 'name,email,id,picture'
}, function (result) {
//code
})
}
})
}
function logout() {
//code
}
(function () {
var e = document.createElement('script');
e.type = 'text/javascript';
e.src = document.location.protocol + '//connect.facebook.net/en_GB/all.js';
e.async = true;
document.getElementById('fb-root').appendChild(e);
}());
I use the <div class="fb-login-button">Sign in with Facebook</div> for the login button to appear.
I have put this script in a JS file and i'm using it on my JSP.
I get a login authentication screen in firefox and chrome, but somehow the button doesn't show in IE 7,8,9