mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-10-22 14:05:37 +02:00
212 lines
5.9 KiB
PHP
212 lines
5.9 KiB
PHP
<?php
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namespace SilverStripe\Security;
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use SilverStripe\Admin\AdminRootController;
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use SilverStripe\Admin\LeftAndMain;
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use SilverStripe\Control\Controller;
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use SilverStripe\Control\Director;
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use SilverStripe\Control\HTTPResponse;
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use SilverStripe\Core\Convert;
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use SilverStripe\Core\Manifest\ModuleLoader;
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use SilverStripe\ORM\FieldType\DBField;
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use SilverStripe\ORM\FieldType\DBHTMLText;
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use SilverStripe\View\Requirements;
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use SilverStripe\View\SSViewer;
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/**
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* Provides a security interface functionality within the cms
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*/
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class CMSSecurity extends Security
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{
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private static $allowed_actions = [
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'login',
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'success'
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];
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/**
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* Enable in-cms reauthentication
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*
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* @var boolean
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* @config
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*/
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private static $reauth_enabled = true;
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protected function init()
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{
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parent::init();
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// Assign default cms theme and replace user-specified themes
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SSViewer::set_themes(LeftAndMain::config()->uninherited('admin_themes'));
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if (ModuleLoader::getModule('silverstripe/admin')) {
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// Core styles / vendor scripts
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Requirements::javascript('silverstripe/admin: client/dist/js/vendor.js');
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Requirements::css('silverstripe/admin: client/dist/styles/bundle.css');
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}
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}
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public function login($request = null, $service = Authenticator::CMS_LOGIN)
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{
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return parent::login($request, Authenticator::CMS_LOGIN);
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}
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public function Link($action = null)
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{
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/** @skipUpgrade */
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return Controller::join_links(Director::baseURL(), "CMSSecurity", $action);
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}
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protected function getAuthenticator($name = 'cms')
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{
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return parent::getAuthenticator($name);
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}
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public function getApplicableAuthenticators($service = Authenticator::CMS_LOGIN)
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{
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return parent::getApplicableAuthenticators($service);
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}
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/**
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* Get known logged out member
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*
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* @return Member
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*/
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public function getTargetMember()
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{
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$tempid = $this->getRequest()->requestVar('tempid');
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if ($tempid) {
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return Member::member_from_tempid($tempid);
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}
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return null;
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}
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public function getResponseController($title)
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{
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// Use $this to prevent use of Page to render underlying templates
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return $this;
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}
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protected function getSessionMessage(&$messageType = null)
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{
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$message = parent::getSessionMessage($messageType);
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if ($message) {
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return $message;
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}
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// Format
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return _t(
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__CLASS__ . '.LOGIN_MESSAGE',
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'<p>Your session has timed out due to inactivity</p>'
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);
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}
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/**
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* Check if there is a logged in member
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*
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* @return bool
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*/
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public function getIsloggedIn()
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{
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return !!Security::getCurrentUser();
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}
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/**
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* Redirects the user to the external login page
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*
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* @return HTTPResponse
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*/
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protected function redirectToExternalLogin()
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{
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$loginURL = Security::create()->Link('login');
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$loginURLATT = Convert::raw2att($loginURL);
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$loginURLJS = Convert::raw2js($loginURL);
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$message = _t(
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__CLASS__ . '.INVALIDUSER',
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'<p>Invalid user. <a target="_top" href="{link}">Please re-authenticate here</a> to continue.</p>',
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'Message displayed to user if their session cannot be restored',
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['link' => $loginURLATT]
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);
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$response = $this->getResponse();
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$response->setStatusCode(200);
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$response->setBody(<<<PHP
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<!DOCTYPE html>
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<html><body>
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$message
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<script type="application/javascript">
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setTimeout(function(){top.location.href = "$loginURLJS";}, 0);
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</script>
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</body></html>
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PHP
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);
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$this->setResponse($response);
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return $response;
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}
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protected function preLogin()
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{
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// If no member has been previously logged in for this session, force a redirect to the main login page
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if (!$this->getTargetMember()) {
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return $this->redirectToExternalLogin();
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}
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return parent::preLogin();
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}
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/**
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* Determine if CMSSecurity is enabled
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*
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* @return bool
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*/
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public function enabled()
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{
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// Disable shortcut
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if (!static::config()->get('reauth_enabled')) {
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return false;
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}
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return count($this->getApplicableAuthenticators(Authenticator::CMS_LOGIN)) > 0;
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}
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/**
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* Given a successful login, tell the parent frame to close the dialog
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*
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* @return HTTPResponse|DBField
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*/
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public function success()
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{
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// Ensure member is properly logged in
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if (!Security::getCurrentUser() || !class_exists(AdminRootController::class)) {
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return $this->redirectToExternalLogin();
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}
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// Get redirect url
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$controller = $this->getResponseController(_t(__CLASS__ . '.SUCCESS', 'Success'));
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$backURLs = [
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$this->getRequest()->requestVar('BackURL'),
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$this->getRequest()->getSession()->get('BackURL'),
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Director::absoluteURL(AdminRootController::config()->get('url_base'), true),
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];
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$backURL = null;
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foreach ($backURLs as $backURL) {
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if ($backURL && Director::is_site_url($backURL)) {
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break;
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}
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}
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// Show login
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$controller = $controller->customise([
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'Content' => DBField::create_field(DBHTMLText::class, _t(
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__CLASS__ . '.SUCCESSCONTENT',
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'<p>Login success. If you are not automatically redirected ' . '<a target="_top" href="{link}">click here</a></p>',
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'Login message displayed in the cms popup once a user has re-authenticated themselves',
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['link' => Convert::raw2att($backURL)]
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))
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]);
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return $controller->renderWith($this->getTemplatesFor('success'));
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}
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}
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