template controller for kohana v3.3

Controller_Template.php

<?php defined('SYSPATH') or die('No direct script access.');

/**
 * Template Controller
 *
 * @package Templates
 * @author  Sergei Gladkovskiy <smgladkovskiy@gmail.com>
 */
abstract class Controller_Template extends Kohana_Controller_Template {

	/**
	 * Page template
	 *
	 * @var View
	 */
	public $template = 'template/main';

	/**
	 * Language
	 *
	 * @var string|NULL
	 */
	public $lang = NULL;

	/**
	 * The need of authorization
	 *
	 * @var bool
	 */
	protected $_auth_required = TRUE;

	/**
	 * User container
	 *
	 * @var Model_User
	 */
	protected $_user = NULL;
	
	/**
	 * User rolse container
	 *
	 * @var array
	 */
	protected $_user_roles = NULL;

	/**
	 * ACL
	 *
	 * @var Deputy
	 */
	protected $_deputy = NULL;

	/**
	 * @var Config_Group
	 */
	protected $_site_config;

	public function __construct(Request $request, Response $response)
	{
		// Ajax-like request setting if HMVC call or POST request with param `is_ajax` == `true`
		if ($request->is_ajax() OR ($request !== Request::initial() AND $request->param('code') === NULL)
		OR ($request->method() === HTTP_Request::POST AND $request->post('is_ajax') === 'true'))
		{
			$request->requested_with('xmlhttprequest');
		}

		parent::__construct($request, $response);
	}

	public function before()
	{
		// Setting lang from URL
		if($this->request->param('lang'))
		{
			// Setting lang from URL
			I18n::$lang = $this->request->param('lang');
		}

		parent::before();

		// Auth check
		$this->_auth_check();

		$this->_site_config = Kohana::$config->load('site');

		View::set_global('site_name', $this->_site_config->site_name);
		if ($this->auto_render)
		{
			View::set_global('lang', I18n::$lang);
			StaticJs::instance()
#				->add_inline('
#					var lang = "'.I18n::$lang.'"
#					  , i18n = {loading: "'.__('Загрузка').'"}
#					;')
#				->add('js/jquery-2.0.3.min.js')
#				->add('js/bootstrap.min.js')
			;

			StaticCss::instance()
#				->add('css/bootstrap.min.css')
#				->add('css/font-awesome.min.css')
				->add('css/style.css')
			;

			// default template variables  initialization
			$this->template->title_delimeter  = $this->_site_config->title_delimeter; // разделитель в заголовке страницы
			$this->template->site_name        = $this->_site_config->site_name;       // Наименование сайта
			$this->template->company_name     = $this->_site_config->company_name;
			$this->template->support_email    = $this->_site_config->support_email;
			$this->template->version          = $this->_site_config->version;
			$this->template->title            = '';
			$this->template->page_title       = '';
			$this->template->navbar           = '';
			$this->template->content          = '';
			$this->template->modals           = '';
		}
	}

	public function after()
	{
		// Using template content on Ajax-like requests
		if ($this->request->is_ajax() === TRUE)
		{
			$this->response->body($this->template->content);
		}
		else
		{
			// Формирование заголовка страницы на основе данных о page_title, title_delimeter и title
			if(isset($this->template->title) AND $this->template->title != '')
				$this->template->title = $this->template->title
				. $this->template->title_delimeter
				. $this->template->site_name;

			if( ! $this->template->page_title)
				$this->template->page_title = $this->template->title;

#			$menu = new Menu($this->_user, $this->_user_roles);

#			if($this->request->controller() != 'Auth')
#				$this->template->navbar = $menu->navbar();

			StaticJs::instance()->add('/js/script.js');
			StaticCss::instance()->add('css/style.css');

			$this->template->modals .= View::factory('modal/loading');

			parent::after();
		}
	}

	protected function _auth_check()
	{
		// Auth require check and setting $this->_user
#		if ($this->_auth_required AND class_exists('Auth')  AND ! Auth::instance()->logged_in())
#		{
#			Session::instance()->set('url', $_SERVER['REQUEST_URI']);
#			HTTP::redirect(Route::url('auth', array('lang' => I18n::$lang, 'action' => 'login')));
#		}
#		elseif($this->_auth_required AND (class_exists('Auth') AND Auth::instance()->logged_in() OR Auth::instance()->logged_in()))
#		{
#			$this->_user = Jelly::query('user', Auth::instance()->get_user()->id)->select();
#			$this->_check_activity();
#			View::set_global('_user', $this->_user);
#		}
#
#		if(class_exists('Auth') AND Auth::instance()->logged_in() AND ! $this->_user)
#		{
#			$this->_user = Jelly::query('user', Auth::instance()->get_user()->id)->select();
#			$this->_check_activity();
#			View::set_global('_user', $this->_user);
#		}
	}

	protected function _check_activity()
	{
#		if( ! $this->_user->is_active AND $this->request->controller() != 'Error')
#			throw HTTP_Exception::factory(403, __('Пользователь не зарегистирован или отключён'));
#
#		$this->_user_roles = $this->_user->roles->as_array('id', 'name');
#		$this->_deputy = Deputy::instance();
#		$roles = Arr::extract(Kohana::$config->load('deputy.roles'), $this->_user_roles);
#		$this->_deputy->set_roles($roles);
#		$resource = array(
#			$this->request->controller(),
#			$this->request->action(),
#		);
#		$resource = implode('/', $resource);
#
#		if($this->_deputy->allowed($resource) == FALSE)
#			throw HTTP_Exception::factory(403, __('Действие запрещено'));

//		$this->_check_rules_acceptance();
	}

	protected function _check_rules_acceptance()
	{
#		$controller = $this->request->controller();
#		$action     = $this->request->action();
#
#		if(($controller == 'User' AND $action == 'help')
#		OR ($controller == 'User' AND $action == 'rules')
#		OR $controller == 'Error'
#		AND $this->_user->accepted_rules !== TRUE OR $this->_user->accepted_rules == TRUE)
#		{
#			// Позволяем смотреть данные страницы
#		}
#		else
#			HTTP::redirect(Route::url('user', array('lang' => I18n::$lang, 'action' => 'rules')));
	}

} // End Controller_Template