public function __construct()
{
if (!self::$Facebook) {
FacebookInfo::getConfig();
self::$Facebook = new Facebook(FacebookInfo::$configs);
}
}
/**
* Get the info on this plugin
* @param string name to retrieve (default 'version')
* - 'name' => Plugin Name
* - 'author' => Author Name
* - 'email' => Support Email
* - 'link' => Support Link
* - 'license' => License Info
* @return string plugin version
*/
function info($name = 'version')
{
if (FacebookInfo::_isAvailable($name)) {
return FacebookInfo::$name();
} else {
return "{$name} is not an available option";
}
}
/**
* Testing getting a configuration option.
* @param key to search for
* @return mixed result of configuration key.
* @access public
*/
static function getConfig($key = null)
{
if (isset(self::$configs[$key])) {
return self::$configs[$key];
}
//try configure setting
if (self::$configs[$key] = Configure::read("Facebook.{$key}")) {
return self::$configs[$key];
}
//try load configuration file and try again.
Configure::load('facebook');
self::$configs = Configure::read('Facebook');
if (self::$configs[$key] = Configure::read("Facebook.{$key}")) {
return self::$configs[$key];
}
return null;
}
/**
* HTML XMLNS tag (required)
* Facebook Auth 2.0 support
* @param array $options
* @example $this->Facebook->init();
* @return string of scriptBlock for FB.init() or error
*/
public function init($options = null, $reload = true)
{
$options = array_merge(array('perms' => 'email'), (array) $this->loginOptions);
if ($appId = FacebookInfo::getConfig('appId')) {
$init = '<div id="fb-root"></div>';
$init .= $this->Html->scriptBlock("\n\twindow.fbAsyncInit = function() {\n\t\tFB.init({\n\t\t\tappId : '{$appId}', // App ID\n\t\t\tchannelURL : '../../Vendor/channel.php', // Channel File\n\t\t\tstatus : true, // check login status\n\t\t\tcookie : true, // enable cookies to allow the server to access the session\n\t\t\toauth : true, // enable OAuth 2.0\n\t\t\txfbml : true // parse XFBML\n\t\t});\n\n\n\t\t// Checks whether the user is logged in\n\t\tFB.getLoginStatus(function(response) {\n\t\t\tif (response.authResponse) {\n\t\t\t\t// logged in and connected user, someone you know\n\t\t\t\t// alert('You are connected');\n\t\t\t} else {\n\t\t\t\t// no user session available, someone you dont know\n\t\t\t\t// alert('You are disconnected');\n\t\t\t}\n\t\t});\n\n\t\tFB.Event.subscribe('auth.authResponseChange', function(response) {\n\t\t\tif (response.authResponse) {\n\t\t\t\t// the user has just logged in\n\t\t\t\t// alert('You just logged in facebook from somewhere');\n\t\t\t} else {\n\t\t\t\t// the user has just logged out\n\t\t\t\t// alert('You just logged out from faceboook');\n\t\t\t}\n\t\t});\n\n\t\t// Other javascript code goes here!\n\n\t};\n\n\t// logs the user in the application and facebook\n\tfunction login(redirection){\n\t\tFB.login(function (response) {\n\t\t\tif(response.authResponse) {\n\t\t\t\t// user is logged in\n\t\t\t\t// console.log('Welcome!');\n\t\t\t\tif(redirection != null && redirection != ''){\n\t\t\t\t\ttop.location.href = redirection;\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\t// user could not log in\n\t\t\t\tconsole.log('User cancelled login or did not fully authorize.');\n\t\t\t}\n\t\t}, {scope: '" . $options['perms'] . "'});\n\t}\n\n\t// logs the user out of the application and facebook\n\tfunction logout(redirection){\n\t\tif (FB.getAuthResponse()) {\n\t\t\tFB.logout(function(response) {\n\t // user is logged out\n\t // redirection if any\n\t if(redirection != null && redirection != ''){\n\t top.location.href = redirection;\n\t }\n\t });} else {\n\t\t if(redirection != null && redirection != ''){\n \ttop.location.href = redirection;\n \t }\n\t };\n\t}\n\n\t// Load the SDK Asynchronously\n\t(function() {\n\tvar e = document.createElement('script'); e.async = true;\n\te.src = document.location.protocol\n\t+ '//connect.facebook.net/" . $this->locale . "/all.js';\n\tdocument.getElementById('fb-root').appendChild(e);\n\t}());");
return $init;
} else {
return "<span class='error'>No Facebook configuration detected. Please add the facebook configuration file to your config folder.</span>";
}
}
function endTest()
{
unset($this->Connect);
FacebookInfo::$configs = null;
Configure::delete('Facebook');
}
/**
* HTML XMLNS tag (required)
* @param array $options
* @example $this->Facebook->init();
* @return string of scriptBlock for FB.init() or error
*/
function init($options = null, $reload = true)
{
if (empty($options)) {
$options = array();
}
if ($appId = FacebookInfo::getConfig('appId')) {
$session = json_encode($this->Session->read('FB.Session'));
if ($reload) {
$callback = "FB.Event.subscribe('auth.login',function(){window.location.reload()});";
} else {
$callback = "if(typeof(facebookReady)=='function'){facebookReady()}";
}
$init = '<div id="fb-root"></div>';
$init .= $this->Html->scriptBlock(<<<JS
window.fbAsyncInit = function() {
\tFB.init({
\t\tappId : '{$appId}',
\t\tstatus : true, // check login status
\t\tcookie : true, // enable cookies to allow the server to access the session
\t\txfbml : true, // parse XFBML
\t\toauth : true // use Oauth
\t});
\t{$callback}
};
(function() {
\tvar e = document.createElement('script');
\te.src = document.location.protocol + '//connect.facebook.net/{$this->locale}/all.js';
\te.async = true;
\tdocument.getElementById('fb-root').appendChild(e);
}());
JS
, $options);
return $init;
} else {
return "<span class='error'>No Facebook configuration detected. Please add the facebook configuration file to your config folder.</span>";
}
}
/**
* HTML XMLNS tag (required)
* @param array of options
* @example $this->Facebook->init();
* @return string of scriptBlock for FB.init() or error
* @access public
*/
function init($options = array())
{
if (FacebookInfo::getConfig('appId')) {
$appId = FacebookInfo::getConfig('appId');
$session = json_encode($this->Session->read('FB.Session'));
$init = '<div id="fb-root"></div>';
$init .= $this->Html->scriptBlock("\n\t\t window.fbAsyncInit = function() {\n\t\t FB.init({\n\t\t appId : '{$appId}',\n\t\t session : {$session}, // don't refetch the session when PHP already has it\n\t\t status : true, // check login status\n\t\t cookie : true, // enable cookies to allow the server to access the session\n\t\t xfbml : true // parse XFBML\n\t\t });\n\t\t // whenever the user logs in, we refresh the page\n\t\t FB.Event.subscribe('auth.login', function() {\n\t\t window.location.reload();\n\t\t });\n\t\t };\n\t\t (function() {\n\t\t var e = document.createElement('script');\n\t\t e.src = document.location.protocol + '//connect.facebook.net/en_US/all.js';\n\t\t e.async = true;\n\t\t document.getElementById('fb-root').appendChild(e);\n\t\t }());\n \t", $options);
return $init;
} else {
return "<span class='error'>No Facebook configuration detected. Please add the facebook configuration file to your config folder.</span>";
}
}
/**
* Initialize a new instance if none exists
*/
private function __initInstance()
{
if (empty(self::$Facebook)) {
self::$Facebook = new Facebook(FacebookInfo::getConfig());
}
}
public function __construct() {
if (empty(self::$Facebook)) {
self::$Facebook = new Facebook(FacebookInfo::getConfig());
}
}
/**
* Sync the connected Facebook user.
*
* If User is logged in:
* a. but doesn't have a facebook account associated, try to associate it.
*
* If User is not logged in:
* b. but have a facebook account associated, try to log the user in.
* c. and doesn't have a facebook account associated,
* 1. try to automatically create an account and associate it (if $this->createUser).
* 2. try to log the user in, afterwards.
*
* @return boolean True if successful, false otherwise.
*/
private function __syncFacebookUser()
{
if (!isset($this->Controller->Auth)) {
return false;
}
// set Auth to a convenience publiciable
$Auth = $this->Controller->Auth;
if (!$this->__initUserModel()) {
return false;
}
// if you don't have a facebook_id field in your user table, throw an error
if (!$this->User->hasField('facebook_id')) {
$this->__error("Facebook.Connect handleFacebookUser Error. facebook_id not found in {$Auth->userModel} table.");
return false;
}
// check if the user already has an account
// User is logged in but doesn't have a
if ($Auth->user('id')) {
$this->hasAccount = true;
$this->User->id = $Auth->user($this->User->primaryKey);
if (!$this->User->field('facebook_id')) {
$this->User->saveField('facebook_id', $this->uid);
}
return true;
} else {
// attempt to find the user by their facebook id
$this->authUser = $this->User->findByFacebookId($this->uid);
//if we have a user, set hasAccount
if (!empty($this->authUser)) {
$this->hasAccount = true;
} elseif (empty($this->authUser) && $this->createUser) {
$this->authUser[$this->User->alias]['facebook_id'] = $this->uid;
$this->authUser[$this->User->alias][$this->modelFields['password']] = $Auth->password(FacebookInfo::randPass());
if ($this->__runCallback('beforeFacebookSave')) {
$this->hasAccount = $this->User->save($this->authUser, array('validate' => false));
} else {
$this->authUser = null;
}
}
//Login user if we have one
if ($this->authUser) {
$this->__runCallback('beforeFacebookLogin', $this->authUser);
$Auth->authenticate = array('Form' => array('fields' => array('username' => 'facebook_id', 'password' => $this->modelFields['password'])));
if ($Auth->login($this->authUser[$this->model])) {
$this->__runCallback('afterFacebookLogin');
}
}
return true;
}
}
/**
* Get registration Data
* @return associative array of registration data (if there is any)
*/
function registrationData()
{
if (isset($this->Controller->request->data['signed_request'])) {
return FacebookInfo::parseSignedRequest($this->Controller->request->data['signed_request']);
}
return array();
}
