window.fbAsyncInit = function() {
	FB.init({appId: '105402769490147', status: true, cookie: true, xfbml: true, oauth: true});	
	activate_spootnic_facebook();
};
(function() {
	var e = document.createElement('script');
	e.type = 'text/javascript';
	e.src = document.location.protocol +
		'//connect.facebook.net/en_US/all.js';
	e.async = true;
	document.getElementById('fb-root').appendChild(e);
}());
function connection_spootnic_facebook()
{
	FB.getLoginStatus(function(response) {
		if (response.authResponse) {
			check_connection_spootnic_facebook();
		}
	});	
	
	FB.Event.subscribe('auth.login', function(response) {
		check_connection_spootnic_facebook();
	});
}
function check_connection_spootnic_facebook()
{
	FB.api('/me', function(response) {
		var id_user = escape(response.id);
		check_facebook_user(id_user);
	});
}
function activate_spootnic_facebook()
{
	var id_register_form = document.getElementById('register_form');	
	if (id_register_form !== undefined && id_register_form !== null)
	{
		FB.getLoginStatus(function(response) {
			if (response.authResponse) {
				check_login_spootnic_facebook();
			}
		});	
		
		FB.Event.subscribe('auth.login', function(response) {
			check_login_spootnic_facebook();
		});
		
		document.getElementById('register_pwd').value = '';
	}
	
	var id_facebook_invite_on = document.getElementById('facebook_invite_on');	
	if (id_facebook_invite_on !== undefined && id_facebook_invite_on !== null)
	{
		FB.getLoginStatus(function(response) {
			if (response.authResponse) {
				invite_facebook_onlogin();
			}
		});
		
		FB.Event.subscribe('auth.login', function(response) {
			window.location.href = window.location.href;
		});
	}
}
function check_login_spootnic_facebook(){
	FB.api('/me', function(response) {
		var id_user = escape(response.id);
		check_facebook_user(id_user);
		
		document.getElementById('button_facebook_prefill').style.display = "none";
		document.getElementById('button_facebook_unfill').style.display = "block";			
		fill_form_spootnic_facebook(response);
	});
}
function fill_form_spootnic_facebook(response) {
	var birthday = escape(response.birthday);
	var tab_birthday = birthday.split('/');
	var month_birthday = tab_birthday[0] ;
	var day_birthday = tab_birthday[1] ;
	var year_birthday = tab_birthday[2] ;
	
	day_birthday = format_date(day_birthday);
	month_birthday = format_date(month_birthday);
	
	var id_user = escape(response.id);
	document.getElementById('user_facebook').value = id_user;
	
	var email = escape(response.email);
	format_text(escape(response.last_name),escape(response.first_name));
	
	if(email != 'undefined')
		document.getElementById('register_email').value = email;
	
	document.getElementById('register_birthdateD').value = day_birthday;
	document.getElementById('register_birthdateM').value = month_birthday;
	document.getElementById('register_birthdateY').value = year_birthday;
	
	document.getElementById('button_facebook_prefill').style.display = "none";
	document.getElementById('button_facebook_prefill_again').style.display = "none";
	document.getElementById('button_facebook_unfill').style.display = "block";
	
	var query = FB.Data.query('SELECT current_location FROM user WHERE uid={0}', id_user);
	query.wait(function(rows) {
		if(rows[0].current_location !== null)
			get_country(rows[0].current_location.country);
		else
			verifcountry();
	 });
	
	verifpass();
	verifemail();
	verifbirthdate();
	verifpolicy();
}
function get_country(country) {
	var xhr_get_country = getXhr();
	xhr_get_country.onreadystatechange = function() {
		if(xhr_get_country.readyState == 4 && xhr_get_country.status == 200)
		{
			var country_code = xhr_get_country.responseText;
			
			if(country_code == '0')
			{
				document.getElementById('register_country').value = '';
			}
			else
			{
				document.getElementById('register_country').value = country_code;
			}
			
			verifcountry();
		};
	}
	
	country = escape(country);
	
	xhr_get_country.open("POST",'ajax_facebook_registration.php',true);
	xhr_get_country.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
	xhr_get_country.send("country="+country);
}
function format_text(last,first) {
	var xhr_format_text = getXhr();
	xhr_format_text.onreadystatechange = function() {
		if(xhr_format_text.readyState == 4 && xhr_format_text.status == 200)
		{
			var login = xhr_format_text.responseText;
			
			if(login == '0')
			{
				document.getElementById('register_login').value = '';
			}
			else
			{
				document.getElementById('register_login').value = login;
			}
			
			veriflogin();
		};
	}
	
	last = escape(last);
	first = escape(first);
	
	xhr_format_text.open("POST",'ajax_facebook_registration.php',true);
	xhr_format_text.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
	xhr_format_text.send("last="+last+"&first="+first);
}
function form_register_clear(){
	document.getElementById('register_login').value = "";
	document.getElementById('register_email').value =  "";
	document.getElementById('register_country').value =  "";
	document.getElementById('register_birthdateD').value =  "";
	document.getElementById('register_birthdateM').value =  "";
	document.getElementById('register_birthdateY').value =  "";
	document.getElementById('button_facebook_prefill_again').style.display = "block";
	document.getElementById('button_facebook_prefill').style.display = "none";
	document.getElementById('button_facebook_unfill').style.display = "none";
	
	veriflogin();
	verifemail();
	verifcountry();
	verifbirthdate();
}
function format_date(date) {
	if (date <= 9)
		new_date = date.charAt(1);
	else
		new_date = date;
	
	return new_date;
}