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<?php
/**
* SettingsController - Base controller for all setting related pages
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* @author Jan-Hendrik Willms <tleilax+studip@gmail.com>
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
* @since 2.4
*/
require_once 'lib/messaging.inc.php';
abstract class Settings_SettingsController extends AuthenticatedController
{
// Stores message which shall be send to the user via email
protected $private_messages = [];
/**
* Sets up the controller
*
* @param String $action Which action shall be invoked
* @param Array $args Arguments passed to the action method
*/
public function before_filter(&$action, &$args)
{
// Abwärtskompatibilität, erst ab 1.1 bekannt
if (!isset(Config::get()->ALLOW_CHANGE_NAME)) {
Config::get()->ALLOW_CHANGE_NAME = true;
}
parent::before_filter($action, $args);
// Ensure user is logged in
$GLOBALS['auth']->login_if($action !== 'logout' && $GLOBALS['auth']->auth['uid'] === 'nobody');
// extract username
$username = Request::username('username', $GLOBALS['user']->username);
$this->user = User::findByUsername($username);
if (!$GLOBALS['perm']->have_profile_perm('user', $this->user->user_id)) {
$exception = new AccessDeniedException(_('Sie dürfen dieses Profil nicht bearbeiten'));
$exception->setDetails([
_("Wahrscheinlich ist Ihre Session abgelaufen. Bitte "
."nutzen Sie in diesem Fall den folgenden Link, "
."um zurück zur Anmeldung zu gelangen.\n\n"
."Eine andere Ursache kann der Versuch des Zugriffs "
."auf Userdaten, die Sie nicht bearbeiten dürfen, sein. "
."Nutzen Sie den folgenden Link, um zurück auf "
."die Startseite zu gelangen."),
]);
throw $exception;
}
URLHelper::addLinkParam('username', $this->user->username);
$this->restricted = $GLOBALS['perm']->get_profile_perm($this->user->user_id) !== 'user'
&& $username !== $GLOBALS['user']->username;
$this->config = UserConfig::get($this->user->user_id);
$this->validator = new email_validation_class(); # Klasse zum Ueberpruefen der Eingaben
$this->validator->timeout = 10;
// Default auth plugin to standard
if (!$this->user->auth_plugin) {
$this->user->auth_plugin = 'standard';
}
// Show info message if user is not on his own profile
if ($username !== $GLOBALS['user']->username) {
$message = sprintf(
_('Daten von: %1$s (%2$s), Status: %3$s'),
htmlReady($this->user->getFullName()),
htmlReady($username),
htmlReady($this->user->perms)
);
$mbox = MessageBox::info($message);
PageLayout::postMessage($mbox, 'settings-user-anncouncement');
}
}
/**
* Generic ticket check
*
* @throws AccessDeniedException if ticket is missing or invalid
*/
protected function check_ticket()
{
$ticket = Request::get('studip_ticket');
if (!$ticket || !check_ticket($ticket)) {
throw new InvalidSecurityTokenException();
}
}
/**
* Adjust url_for so it imitates the parameters behaviour of URLHelper.
* This way you can add parameters by adding an associative array as last
* argument.
*
* @param mixed $to Path segments of the url (String) or url parameters
* (Array)
* @return String Generated url
*/
public function url_for($to = ''/*, ...*/)
{
$arguments = func_get_args();
$parameters = is_array(end($arguments)) ? array_pop($arguments) : [];
$url = call_user_func_array('parent::url_for', $arguments);
return URLHelper::getURL($url, $parameters);
}
/**
* Gets the default template for an action.
*
* @param String $action Which action was invoked
* @return String File name of the template
*/
public function get_default_template($action)
{
$class = get_class($this);
$controller_name = Trails\Inflector::underscore(mb_substr($class, 0, -10));
return file_exists($this->dispatcher->trails_root . '/views/' . $controller_name . '.php')
? $controller_name
: $controller_name . '/' . $action;
}
/**
* Render nothing but with a layout
*
* @param String $text Optional nothing text
* @return String Rendered output
*/
public function render_nothing($text = '')
{
if ($this->layout) {
$factory = $this->get_template_factory();
$layout = $factory->open($this->layout);
$layout->content_for_layout = $text;
$text = $layout->render();
}
parent::render_text($text);
return $text;
}
/**
* Determines whether a user is permitted to change a certain value
* and if provided, whether the value has actually changed.
*
* @param String $field Which db field shall change
* @param mixed $attribute Which attribute is related (optional,
* automatically guessedif missing)
* @param mixed $value Optional new value of the field (used to determine
* whether the value has actually changed)
* @return bool Indicates whether the value shall actually change
*/
public function shallChange($field, $attribute = null, $value = null)
{
$fields = explode('.', $field);
$column = end($fields);
$attribute = $attribute ?: mb_strtolower($column);
$global_mapping = [
'email' => 'ALLOW_CHANGE_EMAIL',
'name' => 'ALLOW_CHANGE_NAME',
'title' => 'ALLOW_CHANGE_TITLE',
'username' => 'ALLOW_CHANGE_USERNAME',
];
if (isset($global_mapping[$attribute]) and !Config::get()->{$global_mapping[$attribute]}) {
return false;
}
return !($field && StudipAuthAbstract::CheckField($field, $this->user->auth_plugin))
&& !LockRules::check($this->user->user_id, $attribute)
&& (($value === null) || ($this->user->$column != $value));
}
/**
* Add to the private messages
*
* @param String $message Message to store
* @return Object Returns $this to allow chaining
*/
protected function postPrivateMessage($message/*, $args */)
{
$message = vsprintf($message, array_slice(func_get_args(), 1));
$this->private_messages[] = trim($message);
return $this;
}
/**
* The after filter handles the sending of private messages via email, if
* present. Also, if an action requires the user to be logged out, this is
* accomplished here.
*
* @param String $action Name of the action that has been invoked
* @param Array $args Arguments of the action
*/
public function after_filter($action, $args)
{
if ($this->restricted && count($this->private_messages) > 0) {
setTempLanguage($this->user->user_id);
$message = _("Ihre persönliche Seite wurde von Admin verändert.\n "
."Folgende Veränderungen wurden vorgenommen:\n \n")
. '- ' . implode("\n- ", $this->private_messages);
$subject = _('Systemnachricht: Profil verändert');
restoreLanguage();
$messaging = new messaging;
$messaging->insert_message($message, $this->user->username, '____%system%____', null, null, true, '', $subject);
}
// Check whether the user should be logged out, the token is
// neccessary since the user could reload the page and will be logged
// out immediately after, resulting in a login/logout-loop.
$should_logout = $action === 'logout' && $this->flash['logout-token'] === Request::get('token');
if ($should_logout) {
$GLOBALS['sess']->delete();
$GLOBALS['auth']->logout();
}
parent::after_filter($action, $args);
if ($should_logout) {
$GLOBALS['user']->set_last_action(time() - 15 * 60);
}
}
}
|
