Forked from smgladkovskiy/Controller_Ajax_Template.php
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March 28, 2014 07:43
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<?php defined('SYSPATH') or die('No direct access allowed.'); | |
/** | |
* Ajax Template Controller template | |
* | |
* @package Templates | |
* @author Sergei Gladkovskiy <[email protected]> | |
*/ | |
abstract class Controller_Ajax_Template extends Controller { | |
/** | |
* The need of authorization | |
* | |
* @var bool | |
*/ | |
protected $_auth_required = TRUE; | |
/** | |
* Send response in JSON format | |
* | |
* @var bool | |
*/ | |
protected $_render_json = TRUE; | |
/** | |
* User container | |
* | |
* @var Model_User | |
*/ | |
protected $_user = NULL; | |
/** | |
* Roles container | |
* | |
* @var array | |
*/ | |
protected $_user_roles = NULL; | |
/** | |
* ACL | |
* | |
* @var Deputy | |
*/ | |
protected $_deputy = NULL; | |
/** | |
* Site config container | |
* | |
* @var Config_Group | |
*/ | |
protected $_site_config = NULL; | |
/** | |
* Response body array | |
* | |
* @var array | |
*/ | |
private $response_body; | |
const ERROR = 0; | |
const SUCCESS = 1; | |
/** | |
* Статус ответа. По умолчанию - успешный ответ. | |
* | |
* @var int | |
*/ | |
protected $status = self::SUCCESS; | |
/** | |
* Контейнер для ошибок | |
* | |
* @var mixed | |
*/ | |
protected $errors = NULL; | |
/** | |
* Контейнер для сообщений | |
* | |
* @var mixed | |
*/ | |
protected $message = NULL; | |
/** | |
* Контейнер для данных | |
* | |
* @var mixed | |
*/ | |
protected $data = NULL; | |
/** | |
* Контейнер для содержания в виде HTML. | |
* При заполнении контейнера, данные передаются не в виде json массива, а в виде text/html | |
* | |
* @var mixed | |
*/ | |
protected $content = NULL; | |
/** | |
* Ссылка для редиректа | |
* | |
* @var mixed | |
*/ | |
protected $redirect = NULL; | |
/** | |
* Наименование таблицы, которую нужно проапдейтить (для гридов темаф) | |
* | |
* @var mixed | |
*/ | |
protected $refresh_table_name = NULL; | |
/** | |
* Constructor | |
* | |
* @param Request $request | |
* @param Response $response | |
*/ | |
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 $request !== Request::initial() | |
OR ($request->method() === HTTP_Request::POST AND $request->post('is_ajax') === 'true')) | |
{ | |
$request->requested_with('xmlhttprequest'); | |
} | |
parent::__construct($request, $response); | |
} | |
/** | |
* Before actions | |
*/ | |
public function before() | |
{ | |
parent::before(); | |
// Установка языка | |
I18n::$lang = $this->request->param('lang'); | |
$this->status = self::SUCCESS; | |
// Auth check | |
$this->_auth_check(); | |
$this->_site_config = Kohana::$config->load('site'); | |
} | |
/** | |
* After actions | |
*/ | |
public function after() | |
{ | |
// Передаём ошибки при наличии в массив ответа | |
if($this->errors) | |
{ | |
$this->response_body['errors'] = $this->errors; | |
// Если в результате обработки появились ошибки, то статус ответа должен быть "ошибка" | |
if($this->status != self::ERROR) | |
$this->status = self::ERROR; | |
} | |
// Передаём сообщения в массив ответа | |
if($this->message) | |
$this->response_body['message'] = $this->message; | |
// Передаём данные в массив ответа | |
if($this->data) | |
$this->response_body['data'] = $this->data; | |
// Передаём ссылку для редиректа в массив ответа | |
if($this->redirect) | |
{ | |
$this->response_body['redirect'] = $this->redirect; | |
// Определяем, что нужно рефрешить всю страницу | |
$this->response_body['table_refresh'] = FALSE; | |
} | |
// Передаём статус ответа в массив ответа | |
$this->response_body['status'] = $this->status; | |
// Передаём название таблицы, которую нужно обновить | |
if($this->refresh_table_name) | |
{ | |
$this->response_body['refresh_table_name'] = $this->refresh_table_name; | |
$this->response_body['table_refresh'] = TRUE; | |
} | |
// ЕБАТЬ! Да у нас тут plain html! Пиздец, вся предыдущая работа - коту под хвост! Тупо передаём html в тело ответа. | |
if($this->content) | |
{ | |
$this->response_body = ($this->content instanceof View) ?$this->content->render() : $this->content; | |
$this->response->body($this->response_body); | |
} | |
else // Либо как нормальные пацаны передаём чоткий json | |
{ | |
// Encode JSON to readable view if UTF-8 chars are used | |
if(PHP_MAJOR_VERSION == 5 AND PHP_MINOR_VERSION < 4) | |
{ | |
$this->response->body(str_replace('\/','/', Text::my_json_encode($this->response_body))); | |
} | |
else | |
{ | |
$this->response->body(json_encode($this->response_body, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES)); | |
} | |
$this->response->headers('Content-Type', 'application/json'); | |
} | |
$this->response->headers('ETag', $this->response->generate_etag()); | |
$this->response->send_headers(); | |
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.ajax_roles'), $this->_user_roles); | |
$this->_deputy->set_roles($roles); | |
$resource = array( | |
$this->request->directory(), | |
$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(); | |
} | |
} // End Controller_Ajax_Template |
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