/**
*
* @return integer
* @author fabriceb
* @since May 27, 2009 fabriceb
*/
public function getCurrentFacebookUid()
{
$sfGuardUser = $this->getGuardUser();
if ($sfGuardUser && sfFacebook::getFacebookClient()->get_loggedin_user() == sfFacebook::getGuardAdapter()->getUserFacebookUid($sfGuardUser)) {
return sfFacebook::getFacebookClient()->get_loggedin_user();
}
return null;
}
/**
* Sign in with the Facebook account
* @author fabriceb
* @since 2009-05-17
*
*/
public function executeFacebookSignin()
{
$user = $this->getUser();
// first check if user is already logged and not yet Facebook connected
if ($user->isAuthenticated() && !sfFacebook::getGuardAdapter()->getUserFacebookUid($user->getGuardUser()) && sfFacebook::getFacebookClient()->get_loggedin_user()) {
$sfGuardUser = $user->getGuardUser();
sfFacebook::getGuardAdapter()->setUserFacebookUid($sfGuardUser, sfFacebook::getFacebookClient()->get_loggedin_user());
$sfGuardUser->save();
} else {
$create_automatically = !sfConfig::get('app_facebook_redirect_after_connect', false);
$sfGuardUser = sfFacebook::getSfGuardUserByFacebookSession($create_automatically);
}
if ($sfGuardUser) {
$this->getContext()->getUser()->signIn($sfGuardUser);
$referer = $user->getAttribute('referer', $this->getRequest()->getReferer());
$user->getAttributeHolder()->remove('referer');
$signin_url = sfConfig::get('app_sf_guard_plugin_success_signin_url', $referer);
$forward = $this->getRequestParameter('forward');
$signin_url = $forward != '' ? $forward : $signin_url;
$this->redirect('' != $signin_url ? $signin_url : '@homepage');
}
// check if user forgot to activate the account
$sfGuardUser = sfFacebook::getSfGuardUserByFacebookSession($create_automatically, false);
// the user does not exist even in unactivated mode
if (!$sfGuardUser) {
if ($this->getRequest()->isXmlHttpRequest()) {
$this->getResponse()->setHeaderOnly(true);
$this->getResponse()->setStatusCode(401);
return sfView::NONE;
}
if (!$user->hasAttribute('referer')) {
$user->setAttribute('referer', $this->getRequest()->getUri());
}
$redirect_url = sfConfig::get('app_facebook_redirect_after_connect_url');
} else {
$this->getUser()->setFlash('error', 'Your account is not activated');
$redirect_url = sfConfig::get('sf_login_module') . '/' . sfConfig::get('sf_login_action');
}
return $this->redirect($redirect_url);
}
/**
* Register new accounts with Facebook to facilitate friend linking.
* Note: this is an optional step, and only makes sense if you have
* a site with an existing userbase that you want to tie into
* Facebook Connect.
*
* See http://wiki.developers.facebook.com/index.php/Friend_Linking
* for more details.
*
* @param $sfGuardUsers array of sfGuardUsers
* @return integer the number of users registered
* @since 2009-05-17 fabriceb cleaned the function and adapted to sfGuardUser
*/
public static function registerUsers($sfGuardUsers)
{
$accounts = array();
$hashed_users = array();
foreach ($sfGuardUsers as $sfGuardUser) {
$email = sfFacebook::getGuardAdapter()->getUserEmail($sfGuardUser);
$email_hash = self::getEmailHash($email);
if ($email_hash != '') {
array_push($accounts, array('account_id' => $sfGuardUser->getId(), 'email_hash' => $email_hash));
$hashed_users[$email_hash] = $sfGuardUser;
}
}
if (count($accounts) == 0) {
return 0;
}
$facebook = sfFacebook::getFacebookClient();
$session_key = $facebook->api_client->session_key;
$facebook->api_client->session_key = null;
$result = false;
try {
$ret = $facebook->api_client->call_method('facebook.connect.registerUsers', array('accounts' => json_encode($accounts)));
// On success, return the set of email hashes registered
// An email hash will be registered even if the email does not match a Facebook account
$result = count($ret);
foreach ($ret as $email_hash) {
sfFacebook::getGuardAdapter()->setUserEmailHash($hashed_users[$email_hash], $email_hash);
$hashed_users[$email_hash]->getProfile()->save();
}
} catch (Exception $e) {
error_log("Exception thrown while calling facebook.connect.registerUsers: " . $e->getMessage());
}
$facebook->api_client->session_key = $session_key;
return $result;
}
