<?php

    class Register
    {
        /*
         *
         * @To-DO: Add age restrictions.
         *
         */
        private $dob = null,
                $day = null,
                $month = null,
                $year = null,
                $gender = 'male',
                $username = 'Guest',
                $password = null,
                $email = null,
                $retypedEmail = null,
                $secCode = null,
                $termsOfServiceSelection = null,
                $marketing = false,
                $minAge = 11,
                $maxAge = 100;

        private $step = 1,
                $errorMessage = null,
                $currentPage = null,
                $bgClass = null;

        public function __construct()
        {

            global $Smarty;

            $this->currentPage = $_GET['page'];

            $this->_setData();

            $this->_findValidPage();

            if( $_POST )
            {

                $this->_processData();

            }

            $Smarty->assign('step', $this->grabData('step') );
            $Smarty->assign('bodyClass', $this->grabData('bgClass') );
            $Smarty->assign('error', $this->grabData('errorMessage') );

        }

        public function grabSession( $key )
        {

            return ($_SESSION[$key] ? $_SESSION[$key] : false);

        }

        public function setSession( $key, $value = '' )
        {

            $_SESSION[$key] = $value;

        }

        public function grabData( $key, $value = '' )
        {

            if( $value )
            {

                $this->$key = $value;

                return $value;

            }
            else
            {

                return $this->$key ? $this->$key : false;

            }

        }

        private function _setData()
        {

            if( $_SESSION )
            {

                foreach( $_SESSION as $key => $value )
                {

                    $this->$key = $value;

                }

            }

            if( $_POST )
            {

                foreach( $_POST as $key => $value )
                {

                    $key = str_replace('bean_', '', $key);

                    $this->$key = $value;

                }

            }

        }

        private function _findValidPage( )
        {

            switch( $this->grabSession('step') )
            {

                default:

                    $this->setSession('step', 1);

                    $this->redirect();



                break;

                case 1:

                    if( $this->currentPage != 'start' )
                    {

                        if( !$this->grabData('dob') || $this->grabData('bean_gender') )
                        {

                            $this->redirect();

                        }
                    }

                    $this->grabData('bgClass', 'background-agegate');
                    $this->grabData('template', 'start');

                break;

                case 2:

                    if( $this->currentPage != 'email_password' )
                    {

                        if( !$this->grabData('email') || !$this->grabData('password') )
                        {

                            $this->redirect('email_password');

                        }

                    }

                    $this->grabData('bgClass', 'background-accountdetails-'.$this->grabData('gender') );
                    $this->grabData('template', 'email_password');

                break;

                case 3:

                    if( $this->currentPage != 'captcha' )
                    {

                        if( $this->grabData('email') && $this->grabData('password') )
                        {

                            $this->redirect('captcha');

                        }

                    }

                    $this->grabData('bgClass', 'background-captcha' );
                    $this->grabData('template', 'captcha');


                break;

            }

        }

        private function redirect( $pageName = 'start' )
        {

            header('Location: /quickregister/' . $pageName );

        }

        private function _processData()
        {

            switch( $this->grabData('step') )
            {

                case 1:

                    if( $this->gender != 'male' )
                    {

                        $this->gender = 'female';

                    }
                    else
                    {

                        $this->gender = 'male';

                    }

                    $this->setSession('gender', $this->gender);

                    foreach( array ( 'day', 'month', 'year' ) as $check )
                    {

                        if( $this->grabData( $check ) )
                        {

                            $this->dob .= $this->$check . ( $check == 'year' ?: '-' );

                            $this->setSession('dob', $this->dob);

                        }
                        else
                        {

                            $this->errorMessage = 'Please supply a valid birthdate.';
                            break;

                        }

                    }

                    if( !$this->errorMessage )
                    {

                        $this->setSession('step', 2);

                        $this->redirect('password_email');

                    }

                break;

                case 2:

                    if( !$this->email || !filter_var( $this->email, FILTER_VALIDATE_EMAIL ) )
                    {

                        $this->errorMessage['email'] = 'Please enter a valid email address';

                    }

                    if( !$this->retypedEmail )
                    {

                        $this->errorMessage['retypedEmail'] = 'Please type your email again';

                    }

                    if( $this->email != $this->retypedEmail )
                    {

                        $this->errorMessage['email'] = 'Emails don\'t match';

                    }

                    if( MySQL::newQuery()->Query('SELECT null FROM users WHERE email = ? LIMIT 1;')->bind('s', $this->email)->count() > 0 )
                    {

                        $this->errorMessage['email'] = 'This email is already in use';

                    }

                    if( strlen( $this->password ) < 5 || strlen( $this->password ) > 20 )
                    {

                        $this->errorMessage['password'] = 'Please enter a valid password ';

                    }
                    elseif( !preg_match( '/([A-Za-z]+)/', $this->password ) || !preg_match('/([0-9]+)/', $this->password) )
                    {

                        $this->errorMessage['password'] = 'Your password must also include numbers';

                    }

                    if( !$this->termsOfServiceSelection )
                    {

                        $this->errorMessage['tos'] = 'Please accept the terms of service';

                    }

                    if( !$this->errorMessage )
                    {

                        $this->setSession('email', $this->email);
                        $this->setSession('password', $this->password );
                        $this->setSession('newsletter', $this->marketing ? true : false);

                        $this->setSession('step', 3);
                        $this->redirect('captcha');

                    }

                break;

                case 3:

                    global $config;

                    require_once BASE . 'libs/class.recaptcha.php';

                    $inst = recaptcha_check_answer
                            (
                                $config['recaptcha']['privateKey'],
                                $_SERVER['REMOTE_ADDR'],
                                $this->recaptcha_challenge_field,
                                $this->captchaResponse

                            );

                    if( $inst->is_valid )
                    {

                        global $user;

                        $userNameClunks = explode('@', $this->email);

                        $this->username = $userNameClunks[0] . rand( 0, 4000 );

                        MySQL::newQuery()
                        ->Query('INSERT INTO users (email, password)VALUES(?, ?);')
                        ->bind('ss', $this->email, User::encrypt( $this->password ) )
                        ->execute();

                        $uId = MySQL::$link->insert_id;

                        MySQL::newQuery()
                        ->Query('INSERT INTO characters

                                    (account_uid, username, motto, gender, last_ip, timestamp_created)

                                VALUES

                                    (?, ?, ?, ?, ?, UNIX_TIMESTAMP() );
                                ')
                        ->bind('issss', $uId, $this->username, 'James rocks!', ($this->gender == 'male' ? 'M' : 'F'), $_SERVER['REMOTE_ADDR'] )
                        ->execute();

                        foreach( $_SESSION as $key => $value ) { $_SESSION[$key] = ''; }

                        $user->login( $this->email, $this->password );

                        Header('Location: /me');

                    }
                    else
                    {

                        $this->errorMessage[] = 'The security code was invalid, please try again.';

                    }


                break;

            }


        }


    }