first commit
This commit is contained in:
45
plugins/multifactorauth/totp/services/provider.php
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45
plugins/multifactorauth/totp/services/provider.php
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<?php
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/**
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* @package Joomla.Plugin
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* @subpackage Multifactorauth.totp
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*
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* @copyright (C) 2022 Open Source Matters, Inc. <https://www.joomla.org>
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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\defined('_JEXEC') || die;
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use Joomla\CMS\Extension\PluginInterface;
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use Joomla\CMS\Factory;
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use Joomla\CMS\Plugin\PluginHelper;
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use Joomla\CMS\User\UserFactoryInterface;
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use Joomla\DI\Container;
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use Joomla\DI\ServiceProviderInterface;
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use Joomla\Event\DispatcherInterface;
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use Joomla\Plugin\Multifactorauth\Totp\Extension\Totp;
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return new class () implements ServiceProviderInterface {
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/**
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* Registers the service provider with a DI container.
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*
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* @param Container $container The DI container.
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*
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* @return void
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*
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* @since 4.2.0
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*/
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public function register(Container $container)
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{
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$container->set(
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PluginInterface::class,
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function (Container $container) {
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$plugin = new Totp($container->get(DispatcherInterface::class), (array) PluginHelper::getPlugin('multifactorauth', 'totp'));
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$plugin->setApplication(Factory::getApplication());
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$plugin->setUserFactory($container->get(UserFactoryInterface::class));
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return $plugin;
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}
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);
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}
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};
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395
plugins/multifactorauth/totp/src/Extension/Totp.php
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395
plugins/multifactorauth/totp/src/Extension/Totp.php
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<?php
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/**
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* @package Joomla.Plugin
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* @subpackage Multifactorauth.totp
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*
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* @copyright (C) 2022 Open Source Matters, Inc. <https://www.joomla.org>
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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namespace Joomla\Plugin\Multifactorauth\Totp\Extension;
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use Joomla\CMS\Encrypt\Totp as TotpHelper;
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use Joomla\CMS\Event\MultiFactor\Captive;
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use Joomla\CMS\Event\MultiFactor\GetMethod;
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use Joomla\CMS\Event\MultiFactor\GetSetup;
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use Joomla\CMS\Event\MultiFactor\SaveSetup;
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use Joomla\CMS\Event\MultiFactor\Validate;
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use Joomla\CMS\Language\Text;
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use Joomla\CMS\Plugin\CMSPlugin;
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use Joomla\CMS\Uri\Uri;
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use Joomla\CMS\User\User;
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use Joomla\CMS\User\UserFactoryAwareTrait;
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use Joomla\Component\Users\Administrator\DataShape\CaptiveRenderOptions;
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use Joomla\Component\Users\Administrator\DataShape\MethodDescriptor;
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use Joomla\Component\Users\Administrator\DataShape\SetupRenderOptions;
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use Joomla\Component\Users\Administrator\Table\MfaTable;
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use Joomla\Event\SubscriberInterface;
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use Joomla\Input\Input;
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use RuntimeException;
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// phpcs:disable PSR1.Files.SideEffects
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\defined('_JEXEC') or die;
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// phpcs:enable PSR1.Files.SideEffects
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/**
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* Joomla! Multi-factor Authentication using Google Authenticator TOTP Plugin
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*
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* @since 3.2
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*/
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class Totp extends CMSPlugin implements SubscriberInterface
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{
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use UserFactoryAwareTrait;
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/**
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* Affects constructor behavior. If true, language files will be loaded automatically.
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*
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* @var boolean
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* @since 3.2
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*/
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protected $autoloadLanguage = true;
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/**
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* The MFA Method name handled by this plugin
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*
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* @var string
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* @since 4.2.0
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*/
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private $mfaMethodName = 'totp';
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/**
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* Should I try to detect and register legacy event listeners, i.e. methods which accept unwrapped arguments? While
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* this maintains a great degree of backwards compatibility to Joomla! 3.x-style plugins it is much slower. You are
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* advised to implement your plugins using proper Listeners, methods accepting an AbstractEvent as their sole
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* parameter, for best performance. Also bear in mind that Joomla! 5.x onwards will only allow proper listeners,
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* removing support for legacy Listeners.
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*
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* @var boolean
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* @since 4.2.0
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*
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* @deprecated 4.3 will be removed in 6.0
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* Implement your plugin methods accepting an AbstractEvent object
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* Example:
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* onEventTriggerName(AbstractEvent $event) {
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* $context = $event->getArgument(...);
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* }
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*/
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protected $allowLegacyListeners = false;
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/**
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* Returns an array of events this subscriber will listen to.
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*
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* @return array
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*
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* @since 4.2.0
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*/
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public static function getSubscribedEvents(): array
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{
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return [
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'onUserMultifactorGetMethod' => 'onUserMultifactorGetMethod',
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'onUserMultifactorCaptive' => 'onUserMultifactorCaptive',
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'onUserMultifactorGetSetup' => 'onUserMultifactorGetSetup',
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'onUserMultifactorSaveSetup' => 'onUserMultifactorSaveSetup',
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'onUserMultifactorValidate' => 'onUserMultifactorValidate',
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];
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}
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/**
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* Gets the identity of this MFA Method
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*
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* @param GetMethod $event The event we are handling
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*
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* @return void
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* @since 4.2.0
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*/
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public function onUserMultifactorGetMethod(GetMethod $event): void
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{
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$event->addResult(
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new MethodDescriptor(
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[
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'name' => $this->mfaMethodName,
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'display' => Text::_('PLG_MULTIFACTORAUTH_TOTP_METHOD_TITLE'),
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'shortinfo' => Text::_('PLG_MULTIFACTORAUTH_TOTP_SHORTINFO'),
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'image' => 'media/plg_multifactorauth_totp/images/totp.svg',
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]
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)
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);
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}
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/**
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* Returns the information which allows Joomla to render the Captive MFA page. This is the page
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* which appears right after you log in and asks you to validate your login with MFA.
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*
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* @param Captive $event The event we are handling
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*
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* @return void
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* @since 4.2.0
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*/
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public function onUserMultifactorCaptive(Captive $event): void
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{
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/**
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* @var MfaTable $record The record currently selected by the user.
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*/
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$record = $event['record'];
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// Make sure we are actually meant to handle this Method
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if ($record->method !== $this->mfaMethodName) {
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return;
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}
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$event->addResult(
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new CaptiveRenderOptions(
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[
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// Custom HTML to display above the MFA form
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'pre_message' => Text::_('PLG_MULTIFACTORAUTH_TOTP_CAPTIVE_PROMPT'),
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// How to render the MFA code field. "input" (HTML input element) or "custom" (custom HTML)
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'field_type' => 'input',
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// The type attribute for the HTML input box. Typically "text" or "password". Use any HTML5 input type.
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'input_type' => 'text',
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// The attributes for the HTML input box.
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'input_attributes' => [
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'pattern' => "{0,9}", 'maxlength' => "6", 'inputmode' => "numeric",
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],
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// Placeholder text for the HTML input box. Leave empty if you don't need it.
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'placeholder' => '',
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// Label to show above the HTML input box. Leave empty if you don't need it.
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'label' => Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_LABEL'),
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// Custom HTML. Only used when field_type = custom.
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'html' => '',
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// Custom HTML to display below the MFA form
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'post_message' => '',
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]
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)
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);
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}
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/**
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* Returns the information which allows Joomla to render the MFA setup page. This is the page
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* which allows the user to add or modify a MFA Method for their user account. If the record
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* does not correspond to your plugin return an empty array.
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*
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* @param GetSetup $event The event we are handling
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*
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* @return void
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* @since 4.2.0
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*/
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public function onUserMultifactorGetSetup(GetSetup $event): void
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{
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/**
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* @var MfaTable $record The record currently selected by the user.
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*/
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$record = $event['record'];
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// Make sure we are actually meant to handle this Method
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if ($record->method !== $this->mfaMethodName) {
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return;
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}
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$totp = new TotpHelper();
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// Load the options from the record (if any)
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$options = $this->decodeRecordOptions($record);
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$key = $options['key'] ?? '';
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$session = $this->getApplication()->getSession();
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$isConfigured = !empty($key);
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// If there's a key in the session use that instead.
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$sessionKey = $session->get('com_users.totp.key', null);
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if (!empty($sessionKey)) {
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$key = $sessionKey;
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}
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// If there's still no key in the options, generate one and save it in the session
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if (empty($key)) {
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$key = $totp->generateSecret();
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$session->set('com_users.totp.key', $key);
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}
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// Generate a QR code for the key
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$user = $this->getUserFactory()->loadUserById($record->user_id);
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$hostname = Uri::getInstance()->toString(['host']);
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$otpURL = sprintf("otpauth://totp/%s@%s?secret=%s", $user->username, $hostname, $key);
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$document = $this->getApplication()->getDocument();
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$wam = $document->getWebAssetManager();
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$document->addScriptOptions('plg_multifactorauth_totp.totp.qr', $otpURL);
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$wam->getRegistry()->addExtensionRegistryFile('plg_multifactorauth_totp');
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$wam->useScript('plg_multifactorauth_totp.setup');
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$event->addResult(
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new SetupRenderOptions(
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[
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'default_title' => Text::_('PLG_MULTIFACTORAUTH_TOTP_METHOD_TITLE'),
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'pre_message' => Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_INSTRUCTIONS'),
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'table_heading' => Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_TABLE_HEADING'),
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'tabular_data' => [
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'' => Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_TABLE_SUBHEAD'),
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Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_TABLE_KEY') => $key,
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Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_TABLE_QR') => "<span id=\"users-mfa-totp-qrcode\" />",
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Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_TABLE_LINK')
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=> Text::sprintf('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_TABLE_LINK_TEXT', $otpURL) .
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'<br/><small>' . Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_TABLE_LINK_NOTE') . '</small>',
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],
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'hidden_data' => [
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'key' => $key,
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],
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'input_type' => $isConfigured ? 'hidden' : 'text',
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'input_attributes' => [
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'pattern' => "{0,9}", 'maxlength' => "6", 'inputmode' => "numeric",
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],
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'input_value' => '',
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'placeholder' => Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_SETUP_PLACEHOLDER'),
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'label' => Text::_('PLG_MULTIFACTORAUTH_TOTP_LBL_LABEL'),
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]
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)
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);
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}
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/**
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* Parse the input from the MFA setup page and return the configuration information to be saved to the database. If
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* the information is invalid throw a RuntimeException to signal the need to display the editor page again. The
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* message of the exception will be displayed to the user. If the record does not correspond to your plugin return
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* an empty array.
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*
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* @param SaveSetup $event The event we are handling
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*
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* @return void The configuration data to save to the database
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* @since 4.2.0
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*/
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public function onUserMultifactorSaveSetup(SaveSetup $event): void
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{
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/**
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* @var MfaTable $record The record currently selected by the user.
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* @var Input $input The user input you are going to take into account.
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*/
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$record = $event['record'];
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$input = $event['input'];
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// Make sure we are actually meant to handle this Method
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if ($record->method != $this->mfaMethodName) {
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return;
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}
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// Load the options from the record (if any)
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$options = $this->decodeRecordOptions($record);
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$optionsKey = $options['key'] ?? '';
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$key = $optionsKey;
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$session = $this->getApplication()->getSession();
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// If there is no key in the options fetch one from the session
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if (empty($key)) {
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$key = $session->get('com_users.totp.key', null);
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}
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// If there is still no key in the options throw an error
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if (empty($key)) {
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throw new \RuntimeException(Text::_('JERROR_ALERTNOAUTHOR'), 403);
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}
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/**
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* If the code is empty but the key already existed in $options someone is simply changing the title / default
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* Method status. We can allow this and stop checking anything else now.
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*/
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$code = $input->getInt('code');
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if (empty($code) && !empty($optionsKey)) {
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$event->addResult($options);
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return;
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}
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// In any other case validate the submitted code
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$totp = new TotpHelper();
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$isValid = $totp->checkCode($key, $code);
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if (!$isValid) {
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throw new \RuntimeException(Text::_('PLG_MULTIFACTORAUTH_TOTP_ERR_VALIDATIONFAILED'), 500);
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}
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// The code is valid. Unset the key from the session.
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$session->set('com_users.totp.key', null);
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// Return the configuration to be serialized
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$event->addResult(
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[
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'key' => $key,
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]
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);
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}
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/**
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* Validates the Multi-factor Authentication code submitted by the user in the Multi-Factor
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* Authentication page. If the record does not correspond to your plugin return FALSE.
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*
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* @param Validate $event The event we are handling
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*
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* @return void
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* @since 4.2.0
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*/
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public function onUserMultifactorValidate(Validate $event): void
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{
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/**
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* @var MfaTable $record The MFA Method's record you're validating against
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* @var User $user The user record
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* @var string $code The submitted code
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*/
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$record = $event['record'];
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$user = $event['user'];
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$code = $event['code'];
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// Make sure we are actually meant to handle this Method
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if ($record->method !== $this->mfaMethodName) {
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$event->addResult(false);
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return;
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}
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// Double check the MFA Method is for the correct user
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if ($user->id != $record->user_id) {
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$event->addResult(false);
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return;
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}
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// Load the options from the record (if any)
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$options = $this->decodeRecordOptions($record);
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$key = $options['key'] ?? '';
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// If there is no key in the options throw an error
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if (empty($key)) {
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$event->addResult(false);
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return;
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}
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// Check the MFA code for validity
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$event->addResult((new TotpHelper())->checkCode($key, $code));
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}
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/**
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* Decodes the options from a record into an options object.
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*
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* @param MfaTable $record The record to decode options for
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*
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* @return array
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* @since 4.2.0
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*/
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private function decodeRecordOptions(MfaTable $record): array
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{
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$options = [
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'key' => '',
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];
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if (!empty($record->options)) {
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$recordOptions = $record->options;
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$options = array_merge($options, $recordOptions);
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}
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return $options;
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}
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}
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21
plugins/multifactorauth/totp/totp.xml
Normal file
21
plugins/multifactorauth/totp/totp.xml
Normal file
@ -0,0 +1,21 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<extension type="plugin" group="multifactorauth" method="upgrade">
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<name>plg_multifactorauth_totp</name>
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<author>Joomla! Project</author>
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<creationDate>2013-08</creationDate>
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<copyright>(C) 2013 Open Source Matters, Inc.</copyright>
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<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
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<authorEmail>admin@joomla.org</authorEmail>
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<authorUrl>www.joomla.org</authorUrl>
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<version>3.2.0</version>
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<description>PLG_MULTIFACTORAUTH_TOTP_XML_DESCRIPTION</description>
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<namespace path="src">Joomla\Plugin\Multifactorauth\Totp</namespace>
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||||
<files>
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||||
<folder plugin="totp">services</folder>
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<folder>src</folder>
|
||||
</files>
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||||
<languages>
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||||
<language tag="en-GB">language/en-GB/plg_multifactorauth_totp.ini</language>
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||||
<language tag="en-GB">language/en-GB/plg_multifactorauth_totp.sys.ini</language>
|
||||
</languages>
|
||||
</extension>
|
||||
Reference in New Issue
Block a user