<?php

	class Register
	{

		private $dob = null,
				$day = null,
				$month = null,
				$year = null,
				$gender = 'male',
				$username = 'Guest',
				$password = null,
				$email = null,
				$secCode = null,
				$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;

			}

		}

		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' ?: '-' );

						}
						else
						{

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

						}

					}

					if( !$this->errorMessage ){ $this->setSession('step', 2); $this->redirect('password_email'); }

				break;

				case 2:

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

						$this->errorMessage = '';

					}

				break;

			}


		}


	}