Vanilla Forums Login Integration

<?php
/*
   Vanilla Forum Helper Functions
*/
    class appForum {

        function __construct(){
            define('APPLICATION', 'Vanilla');
            define('APPLICATION_VERSION', '2.0.18.4');
            define('DS', '/');
            define('PATH_ROOT', 'forum');
        }

        /*
        *   Set the vanilla session as logged in with this user object.
        */
        public static function setLoggedIn($bLoggedIn, $cUser, $iVanillaUserID = -1) {

            ob_start();
            require_once(PATH_ROOT.DS.'bootstrap.php');
            ob_end_clean();

            $cAuthenticator = new Gdn_PasswordAuthenticator();

            //Get the vanilla ID:
            if ($iVanillaUserID == -1) {
                $cUserAuth = appDB::query("SELECT * FROM GDN_UserAuthentication WHERE ForeignUserKey = ? LIMIT 1", array($cUser['id']));
                $iVanillaUserID = $cUserAuth['userid']; //UserID
            }

            //Set cookie: persist login for a month
            $cAuthenticator->SetIdentity($iVanillaUserID, true);
            Gdn::Authenticator()->Trigger(Gdn_Authenticator::AUTH_SUCCESS);
        }


        /*
        *   Check if user is logged in, if so return user model.
        */
        public static function loggedIn() {

            ob_start();
            require_once(PATH_ROOT.DS.'bootstrap.php');
            ob_end_clean();

            $Session = Gdn::Session();
            $Authenticator = Gdn::Authenticator();
            if ($Session->IsValid()) {
                return true;
            } else {
                return false;
            }
        }


        /*
        *   Log out of the user's account:
        */
        public static function logout($sCookiePath = '/', $sCookieDomain = '.mydomain.com') {
            $iPastTime = time() - 24 * 60 * 60;
            setcookie('Vanilla', ' ', $iPastTime, $sCookiePath, $sCookieDomain);
            setcookie('VanillaSessionID', ' ', $iPastTime, $sCookiePath, $sCookieDomain);
            setcookie('Vanilla-Volatile', ' ', $iPastTime, $sCookiePath, $sCookieDomain);
            unset($_COOKIE['Vanilla']);
            unset($_COOKIE['Vanilla-Volatile']);
            unset($_COOKIE['VanillaSessionID']);
            session_destroy();
            $_COOKIE = null;
        }



        /*
        *   Manually insert a user into the vanilla tables:
        */
        public static function createUser($iUserID, $sName, $sEmail, $sPassword, $sProviderKey = "my provider key here") {
            define('APPLICATION', 'Vanilla');
            define('APPLICATION_VERSION', '2.0.18.4');
            define('DS', '/');
            define('PATH_ROOT', 'forum');
            ob_start();
            require_once(PATH_ROOT.DS.'bootstrap.php');
            ob_end_clean(); // clear any header output from vanila

            $User = new UserModel();

            $iVanillaUserID = $User->InsertForBasic(
                array('Email'=>$sEmail, 'Name'=>$sName, 'ShowEmail'=>'0', 'Gender'=>'m', 'Password'=>$sPassword, 'Preferences'=>'a:1:{s:13:"Authenticator";s:5:"proxy";}'),
                FALSE,
                array('ValidateEmail' => FALSE, 'NoConfirmEmail' => TRUE)
            );

            if ($iVanillaUserID) {
                // Save the authentication - different array keys to the database...igits.
                $User->SaveAuthentication(array(
                    'UniqueID' => $iUserID,
                    'Provider' => $sProviderKey,
                    'UserID' => $iVanillaUserID
                ));

                //Set user logged in:
                appForum::setLoggedIn(true, null, $iVanillaUserID);
            }

            //Save the vanilla ID to your own user database to call for setLogin later.
            return $iVanillaUserID;
        }



        /*
        *   Vanilla User Is logged iN
        */
        public static function VanillaAuth() {

            ob_start();
            require_once(PATH_ROOT.DS.'bootstrap.php');
            ob_end_clean(); // clear any header output from vanila

            $Session = Gdn::Session();
            $Authenticator = Gdn::Authenticator();
            if ($Session->IsValid()) {
                return $Session->User;
            } else {
                $Authenticator = Gdn::Authenticator()->GetAuthenticator('proxy');
                $Authenticator->Authenticate();
            }
        }

    }
?>