Suscribe via Facebook Connect

fb-subscription.htm

<div id="fb-root"></div>
<script src="http://connect.facebook.net/es_ES/all.js"></script>
<script>
	$(document).ready(function(){ 
		FB.init({
		  appId  : 'APP_ID',
		  status : true, // check login status
		  cookie : true, // enable cookies to allow the server to access the session
		  xfbml  : true  // parse XFBML
		});
		
		$('#fb-login').click(function(e){
			e.preventDefault();
			FB.getLoginStatus(function(response) {
			  if (response.status == 'connected') {
				getCurrentUserInfo(response)
			  } else {
				FB.login(function(response) {
				  if (response.authResponse){
					getCurrentUserInfo(response)
				  } else {
					console.log('Auth cancelled.')
				  }
				}, { scope: 'email' });
			  }
			});
		});
		
		$('#fb-logout').click(function(e){
			e.preventDefault();
			FB.getLoginStatus(function(response) {
				if (response && response.status == 'connected') {
					FB.logout(function(response) {
						document.location.reload();
					});
				}
			});
		});

		function getCurrentUserInfo() {
		  FB.api('/me', function(userInfo) {
			console.log(userInfo.name + ': ' + userInfo.email);
			$.ajax({
				url: '/newsletter.php',
				type: 'post',
				data: {nombre: userInfo.name, email: userInfo.email},
				dataType: 'json',
				success: function(data){
					if(data.error == 0){
						alert("Gracias por suscribirse.");
					}
				}
			});
		  });
		}
	});
</script>
<button id="fb-login">Login to Facebook</button>
<button id="fb-logout">Logout from Facebook</button>