(function(global, undefined) { var kafe = global.kafe, $ = kafe.dependencies.jQuery; kafe.bonify({name:'ext.facebook', version:'1.4.0', obj:(function(){
			
				var
					// dictionary
					_locale = {
						fr: 'fr_FR',
						en: 'en_US'
					},
			
					// default params
					_params = {
						app_id:             '',
						status:             true,
						cookie:             true,
						xfbml:              true,
						statusConnected:    null,
						statusNotConnected: null,
						permissions:        ''
					},
					_userSession = null,
					_userDetails = null,
					_userLikes   = null,
			
					_getUserDetails = function (callback) {
						$.ajax({
							url:      'https://graph.facebook.com/' + _userSession.userID,
							dataType: 'json',
							data:     'accessToken=' + _userSession.accessToken + '&callback=?',
							success:  function(data, textStatus, jqXHR) {
								_userDetails = data;
								if (callback) {
									callback(data);
								}
							},
							error: function(jqXHR, textStatus, errorThrown) {
								throw kafe.error(new Error(errorThrown));
								//Return public details instead?...
							}
						});
					},
			
					_handleResponse = function (response) {
						if (response.status == 'connected' && !!_params.init.statusConnected) {
							_userSession = response.authResponse;
							_getUserDetails(function(user) {
								_params.init.statusConnected(user);
							});
			
						} else if (!!_params.init.statusNotConnected) {
							_userSession = null;
							_params.init.statusNotConnected();
						}
					}
				;
			
				// init Fb SDK
				$(function(){
					if (!$('#fb-root').length) {
						$('body').append('<div id="fb-root"></div>');
						(function(d, s, id) {
							var js, fjs = d.getElementsByTagName(s)[0];
							if (d.getElementById(id)) return;
							js = d.createElement(s); js.id = id;
							js.async = true;
							js.src = '//connect.facebook.net/' + _locale[kafe.env.lang] + '/all.js#xfbml=1';
							fjs.parentNode.insertBefore(js, fjs);
						}(document, 'script', 'facebook-jssdk'));
					}
				});
			
			
				/**
				* ### Version 1.4.0
				* Extra methods for the Facebook API.
				*
				* @module kafe.ext
				* @class kafe.ext.facebook
				*/
				var facebook = {};
			
			
				/**
				* Set default facebook params.
				*
				* @method setParams
				* @param {Object} options Options
				*	@param {String} [options.app_id] Application ID
				*	@param {Boolean} [options.status=true] Fetch fresh status
				*	@param {Boolean} [options.cookie=true] Enable cookie support
				*	@param {Boolean} [options.xfbml=true] Parse XFBML tags
				*	@param {String} [options.permissions] Comma separated list of Extended permissions
				*	@param {Function} [options.statusConnected] Callback if user connected
				*	@param {Function} [options.statusNotConnected] Callback if user is not connected
				*/
				facebook.setParams = function() {
					$.extend(_params, arguments[0]);
				};
			
			
				/**
				* Get the default params with optional extra params.
				*
				* @method getParams
				* @param {Object} [options] Options
				* @return {Object} The default facebook params.
				*/
				facebook.getParams = function() {
					return $.extend({}, _params, arguments[0]);
				};
			
			
				/**
				* Initialize the Facebook API.
				*
				* @method init
				* @param {Object} [options] Options
				*/
				facebook.init = function() {
			
					var p = facebook.getParams(arguments[0]);
			
					if (p.app_id) {
			
						global.fbAsyncInit = function() {
			
							// Starts a relation with the Facebook app.
							FB.init({
								appId: p.app_id,
								status: p.status, // check login status
								cookie: p.cookie, // enable cookies to allow the server to access the session
								xfbml: p.xfbml    // parse XFBML
							});
			
							// Listen to status changes to apply layout changes accordingly.
							FB.Event.subscribe('auth.statusChange', _handleResponse);
			
							// Apply immediate layout changes depending of user login status.
							FB.getLoginStatus(_handleResponse);
						};
			
					} else {
						throw kafe.error(new Error('Facebook requires an app_id to be initiated.'));
					}
				};
			
			
				/**
				* Open the login dialog.
				*
				* @method login
				* @param {Object} [options] Options
				* @param {Function} [callback] Callback on success
				*/
				facebook.login = function(options,callback) {
					var p = facebook.getParams(options);
			
					FB.login(function(response) {
						if (response.authResponse) {
							if (callback) {
								callback(response);
							}
						}
					}, {scope: p.permissions});
				};
			
			
				/**
				* Logs the user out.
				*
				* @method logout
				* @param {Function} [callback] Callback
				*/
				facebook.logout = function(callback) {
					FB.logout(callback);
				};
			
			
				/**
				* Get the session.
				*
				* @method getSession
				* @return {Object} Session object or null if not logged
				*/
				facebook.getSession = function() {
					return _userSession;
				};
			
			
				/**
				* Get the user details.
				*
				* @method getUser
				* @return {Object} User details or null if not logged
				*/
				facebook.getUser = function() {
					return _userDetails;
				};
			
			
				/**
				* Get if user likes an item.
				*
				* @method checkUserLike
				* @param {String} id A likable facebook item id (page, application, etc.)
				* @return {Boolean} If user likes the item
				*/
				facebook.checkUserLike = function(id) {
					$.ajax({
						url:      'https://graph.facebook.com/' + _userSession.userID + '/likes',
						dataType: 'json',
						data:     'accessToken=' + _userSession.accessToken + '&callback=?',
						success:  function(data, textStatus, jqXHR) {
							var _found = false;
							$.each(data.data, function(i, val) {
								if (val.id == id) {
									_found = true;
									return false;
								}
							});
			
							return _found;
						},
						error: function(jqXHR, textStatus, errorThrown) {
							throw kafe.error(new Error(errorThrown));
							//Return public details instead?...
						}
					});
				};
			
				return facebook;
			
			})()}); })(typeof window !== 'undefined' ? window : this);