/**
* Construct controller.
*/
public function before()
{
if ($this->request->is_ajax()) {
$this->_request_type = self::REQUEST_AJAX;
$this->ajax = true;
} else {
if (!$this->request->is_initial()) {
$this->_request_type = self::REQUEST_INTERNAL;
$this->internal = true;
}
}
// Update history?
$this->history = $this->history && !$this->ajax;
// Initialize session
$this->session = Session::instance();
// Load current user, null if none
if (self::$user === false) {
$visitor = Visitor::instance();
Controller::$user = $visitor->get_user();
// If still no user, try auto login
if (!Controller::$user && $visitor->auto_login()) {
Controller::$user = $visitor->get_user();
}
unset($visitor);
}
// Update current online user for initial and ajax requests
if ($this->_request_type !== self::REQUEST_INTERNAL) {
Model_User_Online::update(self::$user);
}
// Open outside links to a new tab/window
HTML::$windowed_urls = true;
// Load template
if ($this->auto_render) {
$this->page_id = $this->page_id ? $this->page_id : $this->request->controller();
// Figure out what format the client wants
$accept_types = Request::accept_type();
if (isset($accept_types['*/*'])) {
// All formats accepted
$accept_types = $this->_accept_formats;
} else {
// Only some formats accepted
$accept_types = Arr::extract($accept_types, array_keys($this->_accept_formats));
if (!($accept_types = array_filter($accept_types))) {
throw new HTTP_Exception_415('Unsupported accept type');
}
}
$this->_response_format = key($accept_types);
}
}
