public static function getInstance()
{
if (self::$instance == null) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Construct controller
*/
public function before()
{
parent::before();
if (!Visitor::instance()->logged_in('admin')) {
throw new Permission_Exception(new Model_Role());
}
}
static function getInstance()
{
if (self::$instance == NULL) {
self::$instance = new Visitor();
}
return self::$instance;
}
/**
* Construct controller
*/
public function before()
{
parent::before();
if (!Visitor::instance()->logged_in('admin')) {
throw new Permission_Exception(new Model_Tag());
}
$this->page_title = __('Tags');
}
/**
* Construct controller
*/
public function before()
{
parent::before();
if (!Visitor::instance()->logged_in('admin')) {
throw new Permission_Exception(new Model_Tag());
}
$this->view = View_Page::factory(__('Tags'));
}
/**
* Get a single line of text representing the exception:
*
* Error [ Code ]: Message ~ File [ Line ] (#id: username, ip: IP, uri: URI)
*
* @param Exception $e
* @return string
*/
public static function text(Exception $e)
{
if ($user = Visitor::instance()->get_user()) {
$user_id = $user->id;
$username = Text::clean($user->username);
} else {
$user_id = 0;
$username = '';
}
return sprintf('%s [ %s ]: %s ~ %s [ %d ] (#%d: %s, ip: %s, uri: %s)', get_class($e), $e->getCode(), strip_tags($e->getMessage()), Debug::path($e->getFile()), $e->getLine(), $user_id, $username, Request::$client_ip, Text::clean(Request::current_uri()));
}
/**
* Show invite only page if enabled
*/
public function login()
{
$uri = new URI();
// Redirect to invite page if not logged or signing in
if (!in_array($uri->string(), array('invite', 'sign/in')) && strpos($uri->string(), 'sign/up') !== 0 && !Visitor::instance()->logged_in()) {
// Stop execution if ajax, ie. expired session and trying to do ajax call
if (request::is_ajax()) {
exit;
}
url::redirect('invite');
}
}
/**
* Construct controller
*/
public function before()
{
parent::before();
Cache::$default = 'default';
// Check if this was an interna request or direct
$this->internal = $this->request !== Request::instance();
// Ajax request?
$this->ajax = Request::$is_ajax;
// Load current user, null if none
if (self::$user === false) {
self::$user = Visitor::instance()->get_user();
}
}
/**
* Handle exception
*
* @param Exception $e
*/
public static function handle(Exception $e)
{
if ($e instanceof Kohana_404_Exception) {
if (Kohana::config('site.inviteonly') && !Visitor::instance()->get_user()) {
// Redirect to invite login if invite only and not logged in
url::redirect('invite');
} else {
if (!headers_sent()) {
$e->sendHeaders();
}
$page = new Error_Controller();
$page->_404();
}
} else {
return parent::handle($e);
}
}
/**
* Save current user to online cache
*/
public function online()
{
// Skip when signing in/out to avoid strange Fatal error
if (strpos(URI::instance()->string(), 'sign') === 0) {
return;
}
$user = Visitor::instance()->get_user();
$online = new Online_User_Model($_SESSION['session_id']);
if (!$online->loaded()) {
$online->session_id = $_SESSION['session_id'];
}
$online->last_activity = $_SESSION['last_activity'];
$online->user_id = $user ? $user->id : null;
try {
$online->save();
} catch (ORM_Validation_Exception $e) {
}
}
/**
* Create new View class.
*/
public function __construct()
{
// Initialize static variables
if (!self::$_initialized) {
// Request type
if (Request::current()->is_ajax()) {
self::$_request_type = Controller::REQUEST_AJAX;
} else {
if (!Request::current()->is_initial()) {
self::$_request_type = Controller::REQUEST_INTERNAL;
}
}
// Viewing user
if (self::$_user = Visitor::instance()->get_user()) {
self::$_user_id = self::$_user->id;
}
self::$_initialized = true;
}
}
/**
* Get URL for user
*
* @param mixed $user true for session user
* @param string $action
* @return string
*/
public static function user($user, $action = null)
{
static $_visitor;
if (is_numeric($user) && (int) $user > 0) {
// User id given
if ($user = Model_User::find_user($user)) {
$user = $user->username;
}
} else {
if ($user instanceof Model_User) {
// Model_User given
$user = $user->username;
} else {
if (is_array($user) && isset($user['username'])) {
// Light user array given
$user = $user['username'];
} else {
if ($user === true) {
// Use session user
if ($_visitor === null) {
if ($user = Visitor::instance()->get_user()) {
$_visitor = $user->username;
} else {
// No session user available
$_visitor = false;
}
}
$user = $_visitor;
}
}
}
}
// Username available
if (is_string($user)) {
return Route::url('user', array('username' => urlencode($user), 'action' => $action));
}
return null;
}
/**
* Load one user.
*
* @param mixed $user user_id, username, email, User_Model or false for current session
* @return User_Model
*/
public function find_user($id = false)
{
static $session = false;
$user = null;
$cache = false;
// Try user models first (User_Model, session)
if ($id instanceof User_Model) {
// User_Model
$user = $id;
} else {
if ($id === false) {
// Current session, fetch only once
if ($session === false) {
$session = Visitor::instance()->get_user();
}
$user = $session;
}
}
// Then try others (user_id, email, username_clean)
if (!$user && $id !== true && !empty($id)) {
if (is_numeric($id) || empty($id)) {
$id = (int) $id;
} else {
if (valid::email($id)) {
$id = mb_strtolower($id);
} else {
$id = utf8::clean($id);
}
}
if (isset(self::$users[$id])) {
// Found from static cache
return self::$users[$id];
} else {
if ($user = $this->cache->get($this->cache->key('user', $id))) {
// Found from cache
$user = unserialize($user);
} else {
// Not found from caches, try db
if (is_int($id)) {
$user = $this->find($id);
} else {
$user = $this->where(valid::email($id) ? 'email' : 'username_clean', '=', $id)->find();
}
$cache = true;
}
}
}
// If user found, add to cache(s)
if ($user && $user->loaded()) {
self::$users[$user->id] = self::$users[utf8::clean($user->username)] = self::$users[mb_strtolower($user->email)] = $user;
if ($cache) {
$this->cache->set($this->cache->key('user', $user->id), serialize($user), null, self::$cache_max_age);
}
}
return $user;
}
/**
* Returns user link
*
* @param mixed $user
* @param string $nick
* @param array $attributes
* @param string $url override url
* @return string
*/
public static function user($user, $nick = null, array $attributes = null, $url = null)
{
static $viewer = true;
// Load current user for friend styling
if ($viewer === true) {
$viewer = Visitor::instance()->get_user();
}
$class = array('user', 'hoverable');
if (is_array($user) || $user && ($user = Model_User::find_user_light($user))) {
if ($user) {
$nick = $user['username'];
if ($viewer && $viewer->is_friend($user)) {
$class[] = 'friend ';
}
switch ($user['gender']) {
case 'f':
$class[] = 'female';
break;
case 'm':
$class[] = 'male';
break;
}
}
}
$class[] = Arr::get($attributes, 'class');
$attributes['class'] = trim(implode(' ', $class));
return empty($nick) ? __('Unknown') : HTML::anchor($url ? $url : URL::user($nick), $nick, $attributes);
}
/**
* Register with code
*
* @param Model_Invitation $invitation
* @param array $external
* @param string $provider
*/
public function _join(Model_Invitation $invitation = null, array $external = null, $provider = null)
{
$user = new Model_User();
if ($invitation) {
$user->email = $invitation->email;
} else {
if ($external) {
$user->email = Arr::get($external, 'email');
$user->name = Arr::get($external, 'name');
$user->username = Arr::get($external, 'username', $user->name);
$user->avatar_url = 'https://graph.facebook.com/' . $external['id'] . '/picture';
$user->picture = 'https://graph.facebook.com/' . $external['id'] . '/picture?type=large';
if ($location = Arr::get($external, 'location')) {
$user->location = $location->name;
$user->city_name = $location->name;
}
if ($gender = Arr::get($external, 'gender')) {
switch ($gender) {
case 'male':
$user->gender = 'm';
break;
case 'female':
$user->gender = 'f';
break;
}
}
if ($birthday = Arr::get($external, 'birthday')) {
$user->dob = $birthday;
}
}
}
// Handle post
$errors = array();
if ($_POST && !Arr::get($_POST, 'signup')) {
$post = Arr::extract($_POST, array('username', 'password', 'password_confirm'));
try {
$user->username = $post['username'];
$user->password_kohana = $post['password'];
$user->created = time();
$user->save();
// Delete used invitation
if ($invitation) {
$invitation->delete();
}
// Connect accounts
if ($external && $provider) {
$consumer = new OAuth2_Consumer($provider);
$token = $consumer->get_token();
$external_user_id = $external['id'];
if ($token && $external_user_id) {
$external = new Model_User_External();
$external->set_fields(array('token' => $token['access_token'], 'user_id' => $user->id, 'external_user_id' => $external_user_id, 'created' => time(), 'expires' => time() + (int) $token['expires'], 'provider' => $provider));
$external->save();
}
}
// Login user
$user->add_role('login');
Visitor::instance()->login($user, $_POST['password']);
$this->request->redirect(URL::user($user));
} catch (Validation_Exception $e) {
$user->password_kohana = $user->password_confirm = null;
$errors = $e->array->errors('validation');
}
}
$this->view->add(View_Page::COLUMN_CENTER, $this->section_register($user, $errors, $invitation->code));
}
/**
* Construct controller.
*/
public function before()
{
if ($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);
}
}
/**
* Construct new page controller
*/
function __construct()
{
parent::__construct();
// Init page values
$this->country = Session::instance()->get('country', false);
// AJAX requests output without template
if (request::is_ajax()) {
$this->auto_render = false;
$this->history = false;
return;
}
// Use profiler only when an admin is logged in
if ($this->visitor->logged_in('admin')) {
Profiler::enable();
}
// Bind the generic page variables
$this->template->bind('skin', $this->skin)->bind('skin_imports', $this->skin_imports)->bind('stylesheets', $this->stylesheets)->bind('language', $this->language)->bind('page_width', $this->page_width)->bind('page_main', $this->page_main)->bind('page_id', $this->page_id)->bind('page_class', $this->page_class)->bind('page_title', $this->page_title)->bind('page_subtitle', $this->page_subtitle);
// Add controller name as default page id
$this->page_id = Router::$controller;
// Init page values
$this->menu = Kohana::config('site.menu');
$skin_path = 'ui/' . Kohana::config('site.skin') . '/';
$this->skin = $skin_path . 'skin.less';
$this->skin_imports = array('ui/layout.less', 'ui/widget.less', 'ui/jquery-ui.css', 'ui/site.css', $skin_path . 'jquery-ui.css');
$this->page_width = Session::instance()->get('page_width', 'fixed');
$this->page_main = Session::instance()->get('page_main', 'left');
//$this->stylesheets = array('ui/' . Kohana::config('site.skin') . '/skin', 'ui/' . Kohana::config('site.skin') . '/jquery-ui');
$this->breadcrumb = array();
//html::anchor('/', __('Home')));
$this->tabs = array();
// If a country is seleced, add custom stylesheet
if ($this->country && Kohana::config('site.country_css')) {
widget::add('head', html::stylesheet('ui/' . utf8::strtolower($this->country) . '/skin'));
}
// Generic views
widget::add('actions', View::factory('generic/actions')->bind('actions', $this->page_actions));
// widget::add('breadcrumb', View::factory('generic/breadcrumb')->bind('breadcrumb', $this->breadcrumb));
widget::add('navigation', View::factory('generic/navigation')->bind('items', $this->menu)->bind('selected', $this->page_id));
widget::add('tabs', View::factory('generic/tabs_top')->bind('tabs', $this->tabs)->bind('selected', $this->tab_id));
// Header
widget::add('header', View::factory('generic/header'));
// Footer
widget::add('footer', View_Mod::factory('events/events_list', array('mod_id' => 'footer-events-new', 'mod_class' => 'article unit size1of4 cut events', 'mod_title' => __('New events'), 'events' => ORM::factory('event')->order_by('id', 'DESC')->find_all(10))));
widget::add('footer', View_Mod::factory('forum/topics_list', array('mod_id' => 'footer-topics-active', 'mod_class' => 'article unit size1of4 cut topics', 'mod_title' => __('New posts'), 'topics' => ORM::factory('forum_topic')->order_by('last_post_id', 'DESC')->find_all(10))));
widget::add('footer', View_Mod::factory('blog/entries_list', array('mod_id' => 'footer-blog-entries', 'mod_class' => 'article unit size1of4 cut blogentries', 'mod_title' => __('New blogs'), 'entries' => ORM::factory('blog_entry')->find_latest(10))));
// Dock
$classes = array(html::anchor('set/width/narrow', __('Narrow'), array('onclick' => '$("body").addClass("fixed").removeClass("liquid"); $.get(this.href); return false;')), html::anchor('set/width/wide', __('Wide'), array('onclick' => '$("body").addClass("liquid").removeClass("narrow"); $.get(this.href); return false;')), html::anchor('set/main/left', __('Left'), array('onclick' => '$("body").addClass("left").removeClass("right"); $.get(this.href); return false;')), html::anchor('set/main/right', __('Right'), array('onclick' => '$("body").addClass("right").removeClass("left"); $.get(this.href); return false;')));
widget::add('dock2', __('Layout: ') . implode(', ', $classes));
// Language selection
$available_languages = Kohana::config('locale.languages');
if (count($available_languages)) {
$languages = array();
foreach ($available_languages as $lang => $locale) {
$languages[] = html::anchor('set/lang/' . $lang, html::chars($locale[2]));
}
widget::add('dock2', ' | ' . __('Language: ') . implode(', ', $languages));
}
if ($this->user) {
// Authenticated view
widget::add('dock', __('[#:id] :user', array(':id' => $this->user->id, ':user' => html::nick($this->user->id, $this->user->username))));
$new_messages = array();
if ($this->user->newcomments) {
$new_messages[] = html::anchor(url::user($this->user), __(':commentsC', array(':comments' => $this->user->newcomments)), array('title' => __('New comments'), 'class' => 'new-comments'));
}
if (!empty($new_messages)) {
widget::add('dock', ' - ' . __('New messages: ') . implode(' ', $new_messages));
}
// Logout also from Facebook
if (FB::enabled() && Visitor::instance()->get_provider()) {
widget::add('dock', ' - ' . html::anchor('sign/out', FB::icon() . __('Sign out'), array('onclick' => "FB.Connect.logoutAndRedirect('/sign/out'); return false;")));
} else {
widget::add('dock', ' - ' . html::anchor('sign/out', __('Sign out')));
}
if (Kohana::config('site.inviteonly')) {
// widget::add('dock', ' | ' . html::anchor('sign/up', __('Send invite')));
}
// Admin functions
if ($this->visitor->logged_in('admin')) {
widget::add('dock2', ' | ' . __('Admin: ') . html::anchor('roles', __('Roles')) . ', ' . html::anchor('tags', __('Tags')) . ', ' . html::anchor('#kohana-profiler', __('Profiler'), array('onclick' => '$("#kohana-profiler").toggle();')));
}
} else {
// Non-authenticated view
$form = form::open('sign/in');
$form .= form::input('username', null, 'title="' . __('Username') . '"');
$form .= form::password('password', '', 'title="' . __('Password') . '"');
$form .= form::submit('submit', __('Sign in'));
$form .= form::close();
$form .= html::anchor('/sign/up', __('Sign up'));
if (FB::enabled()) {
$form .= ' | ' . FB::fbml_login();
}
widget::add('dock', $form);
}
// End
widget::add('end', View::factory('generic/end'));
// Analytics
$google_analytics = Kohana::config('site.google_analytics');
if ($google_analytics) {
widget::add('head', html::script_source("\nvar _gaq = _gaq || []; _gaq.push(['_setAccount', '" . $google_analytics . "']); _gaq.push(['_trackPageview']);\n(function() {\n\tvar ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;\n\tga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';\n\t(document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(ga);\n})();\n"));
}
// Ads
$ads = Kohana::config('site.ads');
if ($ads && $ads['enabled']) {
foreach ($ads['slots'] as $ad => $slot) {
widget::add($slot, View::factory('ads/' . $ad));
}
}
// Facebook connect
if (FB::enabled()) {
FB::init();
}
}
/**
* Load one user.
*
* @static
* @param mixed $user id, username, email, Model_User, user array or false for current session
* @return Model_User or null
*/
public static function find_user($id = false)
{
static $session = false;
$user = null;
$cache = false;
// Try user models first (User_Model, session)
if ($id instanceof Model_User) {
// Model_User
$user = $id;
} else {
if ($id === false) {
// Current session, fetch only once
if ($session === false) {
$session = Visitor::instance()->get_user();
}
$user = $session;
}
}
// Then try others (user_id, email, username_clean)
if (!$user && $id !== true && !empty($id)) {
if (is_numeric($id) || empty($id)) {
$id = (int) $id;
} else {
if (is_array($id)) {
$id = (int) $id['id'];
} else {
if (Validate::email($id)) {
$id = mb_strtolower($id);
} else {
$id = Text::clean($id);
}
}
}
if (isset(self::$_users[$id])) {
// Found from static cache
return self::$_users[$id];
} else {
if ($user = Cache::instance()->get_('user_' . $id)) {
// Found from cache
$user = unserialize($user);
} else {
// Not found from caches, try db
if (is_int($id)) {
$user = Jelly::select('user', $id);
} else {
$user = Jelly::select('user')->where(Validate::email($id) ? 'email' : 'username_clean', '=', $id)->limit(1)->execute();
}
$cache = true;
}
}
}
// If user found, add to cache(s)
if ($user && $user->loaded()) {
self::$_users[$user->id] = self::$_users[Text::clean($user->username)] = self::$_users[mb_strtolower($user->email)] = $user;
if ($cache) {
Cache::instance()->set_('user_' . $user->id, serialize($user), 3600);
}
} else {
$user = null;
}
return $user;
}
/**
* Template loading and setup routine.
*/
public function __construct()
{
parent::__construct();
// Get loaded modules
$this->modules = Kohana_Config::instance()->get('core.modules');
// Initialize libraries
$this->cache = Cache::instance();
$this->input = Input::instance();
$this->uri = URI::instance();
$this->visitor = Visitor::instance();
// Validate CSRF token
if (isset($_REQUEST['csrf'])) {
$this->valid_csrf = csrf::valid($_REQUEST['csrf']);
}
// Load current user for easy controller access, null if not logged
$this->user =& $this->visitor->get_user();
// Build the page
$this->template = View::factory($this->template);
// Display the template immediately after the controller method?
if ($this->auto_render === true) {
Event::add('system.post_controller', array($this, '_display'));
}
}
/**
* Action: settings
*/
public function action_settings()
{
$this->history = false;
$user = $this->_get_user();
Permission::required($user, Model_User::PERMISSION_UPDATE);
// Handle post
$errors = array();
if ($_POST && Security::csrf_valid()) {
// Login information
if ($user->username !== Arr::get($_POST, 'username') || $user->email !== UTF8::strtolower(Arr::get($_POST, 'email')) || Arr::get($_POST, 'password')) {
$visitor = Visitor::instance();
$old_password = Arr::get($_POST, 'current_password');
$new_password = Arr::get($_POST, 'password');
$validation = Validation::factory(array('current_password' => $old_password));
$validation->rule('current_password', 'not_empty');
if (!$visitor->check_password($old_password) && Visitor::generate_password($user->password_kohana) !== $old_password) {
$validation->rule('current_password', 'equals', array(':validation', __('current password')));
} else {
if ($new_password) {
// Change password only if correct old one given
$user->password_kohana = $new_password;
}
}
$user->username = Arr::get($_POST, 'username');
$user->email = Arr::get($_POST, 'email');
}
$user->set_fields(Arr::intersect($_POST, Model_User::$editable_fields));
// Settings
$name_visiblity = Arr::get($_POST, 'name_visibility');
if (in_array($name_visiblity, array(Model_User::NAME_HIDDEN, Model_User::NAME_VISIBLE))) {
$user->setting('user.name', $name_visiblity);
}
$dob_visiblity = Arr::get($_POST, 'dob_visibility');
if (in_array($dob_visiblity, array(Model_User::DOB_DATEONLY, Model_User::DOB_HIDDEN, Model_User::DOB_VISIBLE))) {
$user->setting('user.dob', $dob_visiblity);
}
// Clear default image id if Facebook image is set
if (Arr::get($_POST, 'picture')) {
$user->default_image_id = null;
}
$user->modified = time();
try {
$user->save(isset($validation) ? $validation : null);
$this->request->redirect(URL::user($user));
} catch (Validation_Exception $e) {
$errors = $e->array->errors('validation');
}
}
// Build page
$this->view = self::_set_page($user);
$this->view->add(View_Page::COLUMN_TOP, $this->section_settings($user, $errors));
}
/**
* Returns user link
*
* @param mixed $user User_Model, uid or username
* @param string $nick
* @param string $class
* @return string
*/
public static function user($user, $nick = null, $class = null)
{
static $viewer;
// Load current user for friend styling
if (is_null($viewer)) {
$viewer = Visitor::instance()->get_user();
if (!$viewer) {
$viewer = false;
}
}
$class = $class ? array($class, 'user') : array('user');
if ($user instanceof User_Model || $user && ($user = ORM::factory('user')->find_user($user))) {
$nick = $user->username;
if ($viewer && $viewer->is_friend($user)) {
$class[] = 'friend';
}
if ($user->gender) {
$class[] = $user->gender == 'f' ? 'female' : 'male';
}
}
return empty($nick) ? __('Unknown') : html::anchor(url::user($nick), $nick, array('class' => implode(' ', $class)));
}
/**
* Returns user link
*
* @param mixed $user Model_User, uid or username
* @param string $nick
* @param array $attributes
* @return string
*/
public static function user($user, $nick = null, array $attributes = null)
{
static $viewer = false;
// Load current user for friend styling
if ($viewer === false) {
$viewer = Visitor::instance()->get_user();
}
$class = array('user', 'hoverable');
if ($user instanceof Model_user || $user && ($user = Model_User::find_user($user))) {
if ($user->loaded()) {
$nick = $user->username;
if ($viewer && $viewer->is_friend($user)) {
$class[] = 'friend ';
}
if ($user->gender) {
$class[] = $user->gender == 'f' ? 'female ' : 'male ';
}
}
}
$class[] = Arr::get($attributes, 'class');
$attributes['class'] = trim(implode(' ', $class));
return empty($nick) ? __('Unknown') : HTML::anchor(URL::user($nick), $nick, $attributes);
}
/**
* Check if the user is owner of current model, e.g. topic author
*
* @param int|User_Model $user current user on null
*/
public function is_author($user = null)
{
// Check if we even have the author id
if ($this->loaded() && isset($this->table_columns['author_id'])) {
$author_id = $this->author_id;
} else {
return false;
}
if (empty($user)) {
// No user given, use logged in user
$user = Visitor::instance()->get_user();
return isset($user->id) && $author_id === $user->id;
} else {
if (is_int($user)) {
// User id given
return $author_id === $user;
} else {
if ($user instanceof User_Model) {
// User Model given
return $author_id === $user->id;
}
}
}
return false;
}
/**
* Log out a user by removing the related session variables.
*
* @param boolean $destroy completely destroy the session
* @return boolean
*/
public function logout($destroy = false)
{
// Delete the autologin cookie to prevent re-login
if (cookie::get($this->config['cookie_name'])) {
cookie::delete($this->config['cookie_name']);
}
// Logout 3rd party?
if (FB::enabled() && Visitor::instance()->get_provider()) {
$this->session->delete($this->config['session_key'] . '_provider');
try {
FB::instance()->expire_session();
} catch (Exception $e) {
}
}
// Destroy the session completely?
if ($destroy === true) {
$this->session->destroy();
} else {
// Remove the user from the session
$this->session->delete($this->config['session_key']);
// Regenerate session_id
$this->session->regenerate();
}
// Double check
return !$this->logged_in();
}
/**
* Register with code
*
* @param Model_Invitation $invitation
*/
public function _join(Model_Invitation $invitation)
{
$user = new Model_User();
$user->email = $invitation->email;
// Handle post
$errors = array();
if ($_POST && !Arr::get($_POST, 'signup')) {
$post = Arr::extract($_POST, array('username', 'password', 'password_confirm'));
$validation = new Validation($post);
$validation->rule('password_confirm', 'matches', array(':validation', 'password', 'password_confirm'));
try {
$user->username = $post['username'];
$user->password = $post['password'];
$user->created = time();
$user->save($validation);
// Delete used invitation
$invitation->delete();
// Login user
$user->add_role('login');
Visitor::instance()->login($user, $_POST['password']);
$this->request->redirect(URL::user($user));
} catch (Validation_Exception $e) {
$user->password = $user->password_confirm = null;
$errors = $e->array->errors('validation');
}
}
$this->view->add(View_Page::COLUMN_MAIN, $this->section_register($user, $errors, $invitation->code));
}
/**
* Sign up
*
* @param string $code
*/
public function up($code = false)
{
$this->history = false;
$this->page_title = __('Sign up');
// Check invitation code
if ($code) {
$invitation = new Invitation_Model($code);
if ($invitation->email) {
// Valid invitation code found, sign up form
$this->_join($invitation);
} else {
// Invite only hook
if (Kohana::config('site.inviteonly')) {
url::redirect('/');
return;
}
$this->_invite($code);
}
return;
}
// Invite only hook
if (Kohana::config('site.inviteonly') && !Visitor::instance()->logged_in()) {
url::redirect('/');
return;
}
// Check if we got the code from the form
if (!$code && request::method() == 'post') {
$code = $this->input->post('code');
if ($code) {
url::redirect('/sign/up/' . $code);
return;
}
}
$this->_invite();
}
/**
* Try to login external user.
*
* @param Model_User_External $external
* @param string $token
* @return boolean
*/
protected function _login(Model_User_External $external = null, $token = null)
{
if (!$external) {
$external = new Model_User_External($token);
}
if ($external->loaded() && $external->provider === $this->consumer->get_provider()) {
return Visitor::instance()->external_login($external);
}
return false;
}