vendor/symfony/symfony/src/Symfony/Bundle/SecurityBundle/DependencyInjection/SecurityExtension.php line 371

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  1. <?php
  3. /*
  4.  * This file is part of the Symfony package.
  5.  *
  6.  * (c) Fabien Potencier <fabien@symfony.com>
  7.  *
  8.  * For the full copyright and license information, please view the LICENSE
  9.  * file that was distributed with this source code.
  10.  */
  12. namespace Symfony\Bundle\SecurityBundle\DependencyInjection;
  14. use Symfony\Bundle\SecurityBundle\DependencyInjection\Security\Factory\SecurityFactoryInterface;
  15. use Symfony\Bundle\SecurityBundle\DependencyInjection\Security\UserProvider\UserProviderFactoryInterface;
  16. use Symfony\Component\Config\Definition\Exception\InvalidConfigurationException;
  17. use Symfony\Component\Console\Application;
  18. use Symfony\Component\DependencyInjection\Alias;
  19. use Symfony\Component\DependencyInjection\Argument\IteratorArgument;
  20. use Symfony\Component\DependencyInjection\ChildDefinition;
  21. use Symfony\Component\DependencyInjection\Compiler\ServiceLocatorTagPass;
  22. use Symfony\Component\HttpKernel\DependencyInjection\Extension;
  23. use Symfony\Component\DependencyInjection\Loader\XmlFileLoader;
  24. use Symfony\Component\DependencyInjection\ContainerBuilder;
  25. use Symfony\Component\DependencyInjection\Parameter;
  26. use Symfony\Component\DependencyInjection\Reference;
  27. use Symfony\Component\Config\FileLocator;
  28. use Symfony\Component\Security\Core\Authorization\ExpressionLanguage;
  29. use Symfony\Component\Security\Core\Authorization\Voter\VoterInterface;
  30. use Symfony\Component\Security\Core\Encoder\Argon2iPasswordEncoder;
  32. /**
  33.  * SecurityExtension.
  34.  *
  35.  * @author Fabien Potencier <fabien@symfony.com>
  36.  * @author Johannes M. Schmitt <schmittjoh@gmail.com>
  37.  */
  38. class SecurityExtension extends Extension
  39. {
  40.     private $requestMatchers = array();
  41.     private $expressions = array();
  42.     private $contextListeners = array();
  43.     private $listenerPositions = array('pre_auth', 'form', 'http', 'remember_me');
  44.     private $factories = array();
  45.     private $userProviderFactories = array();
  46.     private $expressionLanguage;
  47.     private $logoutOnUserChangeByContextKey = array();
  49.     public function __construct()
  50.     {
  51.         foreach ($this->listenerPositions as $position) {
  52.             $this->factories[$position] = array();
  53.         }
  54.     }
  56.     public function load(array $configs, ContainerBuilder $container)
  57.     {
  58.         if (!array_filter($configs)) {
  59.             return;
  60.         }
  62.         $mainConfig = $this->getConfiguration($configs, $container);
  64.         $config = $this->processConfiguration($mainConfig, $configs);
  66.         // load services
  67.         $loader = new XmlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
  68.         $loader->load('security.xml');
  69.         $loader->load('security_listeners.xml');
  70.         $loader->load('security_rememberme.xml');
  71.         $loader->load('templating_php.xml');
  72.         $loader->load('templating_twig.xml');
  73.         $loader->load('collectors.xml');
  74.         $loader->load('guard.xml');
  76.         $container->getDefinition('security.authentication.guard_handler')->setPrivate(true);
  77.         $container->getDefinition('security.firewall')->setPrivate(true);
  78.         $container->getDefinition('security.firewall.context')->setPrivate(true);
  79.         $container->getDefinition('security.validator.user_password')->setPrivate(true);
  80.         $container->getDefinition('security.rememberme.response_listener')->setPrivate(true);
  81.         $container->getDefinition('templating.helper.logout_url')->setPrivate(true);
  82.         $container->getDefinition('templating.helper.security')->setPrivate(true);
  83.         $container->getAlias('security.encoder_factory')->setPrivate(true);
  85.         if ($container->hasParameter('kernel.debug') && $container->getParameter('kernel.debug')) {
  86.             $loader->load('security_debug.xml');
  88.             $container->getAlias('security.firewall')->setPrivate(true);
  89.         }
  91.         if (!class_exists('Symfony\Component\ExpressionLanguage\ExpressionLanguage')) {
  92.             $container->removeDefinition('security.expression_language');
  93.             $container->removeDefinition('security.access.expression_voter');
  94.         }
  96.         // set some global scalars
  97.         $container->setParameter('security.access.denied_url', $config['access_denied_url']);
  98.         $container->setParameter('security.authentication.manager.erase_credentials', $config['erase_credentials']);
  99.         $container->setParameter('security.authentication.session_strategy.strategy', $config['session_fixation_strategy']);
  101.         if (isset($config['access_decision_manager']['service'])) {
  102.             $container->setAlias('security.access.decision_manager', $config['access_decision_manager']['service'])->setPrivate(true);
  103.         } else {
  104.             $container
  105.                 ->getDefinition('security.access.decision_manager')
  106.                 ->addArgument($config['access_decision_manager']['strategy'])
  107.                 ->addArgument($config['access_decision_manager']['allow_if_all_abstain'])
  108.                 ->addArgument($config['access_decision_manager']['allow_if_equal_granted_denied']);
  109.         }
  111.         $container->setParameter('security.access.always_authenticate_before_granting', $config['always_authenticate_before_granting']);
  112.         $container->setParameter('security.authentication.hide_user_not_found', $config['hide_user_not_found']);
  114.         $this->createFirewalls($config, $container);
  115.         $this->createAuthorization($config, $container);
  116.         $this->createRoleHierarchy($config, $container);
  118.         if ($config['encoders']) {
  119.             $this->createEncoders($config['encoders'], $container);
  120.         }
  122.         if (class_exists(Application::class)) {
  123.             $loader->load('console.xml');
  124.             $container->getDefinition('security.command.user_password_encoder')->replaceArgument(1, array_keys($config['encoders']));
  125.         }
  127.         // load ACL
  128.         if (isset($config['acl'])) {
  129.             $this->aclLoad($config['acl'], $container);
  130.         } else {
  131.             $container->removeDefinition('security.command.init_acl');
  132.             $container->removeDefinition('security.command.set_acl');
  133.         }
  135.         $container->registerForAutoconfiguration(VoterInterface::class)
  136.             ->addTag('security.voter');
  138.         if (\PHP_VERSION_ID < 70000) {
  139.             // add some required classes for compilation
  140.             $this->addClassesToCompile(array(
  141.                 'Symfony\Component\Security\Http\Firewall',
  142.                 'Symfony\Component\Security\Core\User\UserProviderInterface',
  143.                 'Symfony\Component\Security\Core\Authentication\AuthenticationProviderManager',
  144.                 'Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage',
  145.                 'Symfony\Component\Security\Core\Authorization\AccessDecisionManager',
  146.                 'Symfony\Component\Security\Core\Authorization\AuthorizationChecker',
  147.                 'Symfony\Component\Security\Core\Authorization\Voter\VoterInterface',
  148.                 'Symfony\Bundle\SecurityBundle\Security\FirewallConfig',
  149.                 'Symfony\Bundle\SecurityBundle\Security\FirewallContext',
  150.                 'Symfony\Component\HttpFoundation\RequestMatcher',
  151.             ));
  152.         }
  153.     }
  155.     private function aclLoad($config, ContainerBuilder $container)
  156.     {
  157.         if (!interface_exists('Symfony\Component\Security\Acl\Model\AclInterface')) {
  158.             throw new \LogicException('You must install symfony/security-acl in order to use the ACL functionality.');
  159.         }
  161.         $loader = new XmlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
  162.         $loader->load('security_acl.xml');
  164.         if (isset($config['cache']['id'])) {
  165.             $container->setAlias('security.acl.cache', $config['cache']['id'])->setPrivate(true);
  166.         }
  167.         $container->getDefinition('security.acl.voter.basic_permissions')->addArgument($config['voter']['allow_if_object_identity_unavailable']);
  169.         // custom ACL provider
  170.         if (isset($config['provider'])) {
  171.             $container->setAlias('security.acl.provider', $config['provider'])->setPrivate(true);
  173.             return;
  174.         }
  176.         $this->configureDbalAclProvider($config, $container, $loader);
  177.     }
  179.     private function configureDbalAclProvider(array $config, ContainerBuilder $container, $loader)
  180.     {
  181.         $loader->load('security_acl_dbal.xml');
  183.         $container->getDefinition('security.acl.dbal.schema')->setPrivate(true);
  184.         $container->getAlias('security.acl.dbal.connection')->setPrivate(true);
  185.         $container->getAlias('security.acl.provider')->setPrivate(true);
  187.         if (null !== $config['connection']) {
  188.             $container->setAlias('security.acl.dbal.connection', sprintf('doctrine.dbal.%s_connection', $config['connection']))->setPrivate(true);
  189.         }
  191.         $container
  192.             ->getDefinition('security.acl.dbal.schema_listener')
  193.             ->addTag('doctrine.event_listener', array(
  194.                 'connection' => $config['connection'],
  195.                 'event' => 'postGenerateSchema',
  196.                 'lazy' => true,
  197.             ))
  198.         ;
  200.         $container->getDefinition('security.acl.cache.doctrine')->addArgument($config['cache']['prefix']);
  202.         $container->setParameter('security.acl.dbal.class_table_name', $config['tables']['class']);
  203.         $container->setParameter('security.acl.dbal.entry_table_name', $config['tables']['entry']);
  204.         $container->setParameter('security.acl.dbal.oid_table_name', $config['tables']['object_identity']);
  205.         $container->setParameter('security.acl.dbal.oid_ancestors_table_name', $config['tables']['object_identity_ancestors']);
  206.         $container->setParameter('security.acl.dbal.sid_table_name', $config['tables']['security_identity']);
  207.     }
  209.     private function createRoleHierarchy(array $config, ContainerBuilder $container)
  210.     {
  211.         if (!isset($config['role_hierarchy']) || 0 === count($config['role_hierarchy'])) {
  212.             $container->removeDefinition('security.access.role_hierarchy_voter');
  214.             return;
  215.         }
  217.         $container->setParameter('security.role_hierarchy.roles', $config['role_hierarchy']);
  218.         $container->removeDefinition('security.access.simple_role_voter');
  219.     }
  221.     private function createAuthorization($config, ContainerBuilder $container)
  222.     {
  223.         if (!$config['access_control']) {
  224.             return;
  225.         }
  227.         if (\PHP_VERSION_ID < 70000) {
  228.             $this->addClassesToCompile(array(
  229.                 'Symfony\\Component\\Security\\Http\\AccessMap',
  230.             ));
  231.         }
  233.         foreach ($config['access_control'] as $access) {
  234.             $matcher = $this->createRequestMatcher(
  235.                 $container,
  236.                 $access['path'],
  237.                 $access['host'],
  238.                 $access['methods'],
  239.                 $access['ips']
  240.             );
  242.             $attributes = $access['roles'];
  243.             if ($access['allow_if']) {
  244.                 $attributes[] = $this->createExpression($container, $access['allow_if']);
  245.             }
  247.             $container->getDefinition('security.access_map')
  248.                       ->addMethodCall('add', array($matcher, $attributes, $access['requires_channel']));
  249.         }
  250.     }
  252.     private function createFirewalls($config, ContainerBuilder $container)
  253.     {
  254.         if (!isset($config['firewalls'])) {
  255.             return;
  256.         }
  258.         $firewalls = $config['firewalls'];
  259.         $providerIds = $this->createUserProviders($config, $container);
  261.         // make the ContextListener aware of the configured user providers
  262.         $contextListenerDefinition = $container->getDefinition('security.context_listener');
  263.         $arguments = $contextListenerDefinition->getArguments();
  264.         $userProviders = array();
  265.         foreach ($providerIds as $userProviderId) {
  266.             $userProviders[] = new Reference($userProviderId);
  267.         }
  268.         $arguments[1] = new IteratorArgument($userProviders);
  269.         $contextListenerDefinition->setArguments($arguments);
  271.         $customUserChecker = false;
  273.         // load firewall map
  274.         $mapDef = $container->getDefinition('security.firewall.map');
  275.         $map = $authenticationProviders = $contextRefs = array();
  276.         foreach ($firewalls as $name => $firewall) {
  277.             if (isset($firewall['user_checker']) && 'security.user_checker' !== $firewall['user_checker']) {
  278.                 $customUserChecker = true;
  279.             }
  281.             $configId = 'security.firewall.map.config.'.$name;
  283.             list($matcher, $listeners, $exceptionListener, $logoutListener) = $this->createFirewall($container, $name, $firewall, $authenticationProviders, $providerIds, $configId);
  285.             $contextId = 'security.firewall.map.context.'.$name;
  286.             $context = $container->setDefinition($contextId, new ChildDefinition('security.firewall.context'));
  287.             $context
  288.                 ->replaceArgument(0, new IteratorArgument($listeners))
  289.                 ->replaceArgument(1, $exceptionListener)
  290.                 ->replaceArgument(2, $logoutListener)
  291.                 ->replaceArgument(3, new Reference($configId))
  292.             ;
  294.             $contextRefs[$contextId] = new Reference($contextId);
  295.             $map[$contextId] = $matcher;
  296.         }
  297.         $mapDef->replaceArgument(0, ServiceLocatorTagPass::register($container, $contextRefs));
  298.         $mapDef->replaceArgument(1, new IteratorArgument($map));
  300.         // add authentication providers to authentication manager
  301.         $authenticationProviders = array_map(function ($id) {
  302.             return new Reference($id);
  303.         }, array_values(array_unique($authenticationProviders)));
  304.         $container
  305.             ->getDefinition('security.authentication.manager')
  306.             ->replaceArgument(0, new IteratorArgument($authenticationProviders))
  307.         ;
  309.         // register an autowire alias for the UserCheckerInterface if no custom user checker service is configured
  310.         if (!$customUserChecker) {
  311.             $container->setAlias('Symfony\Component\Security\Core\User\UserCheckerInterface', new Alias('security.user_checker', false));
  312.         }
  313.     }
  315.     private function createFirewall(ContainerBuilder $container, $id, $firewall, &$authenticationProviders, $providerIds, $configId)
  316.     {
  317.         $config = $container->setDefinition($configId, new ChildDefinition('security.firewall.config'));
  318.         $config->replaceArgument(0, $id);
  319.         $config->replaceArgument(1, $firewall['user_checker']);
  321.         // Matcher
  322.         $matcher = null;
  323.         if (isset($firewall['request_matcher'])) {
  324.             $matcher = new Reference($firewall['request_matcher']);
  325.         } elseif (isset($firewall['pattern']) || isset($firewall['host'])) {
  326.             $pattern = isset($firewall['pattern']) ? $firewall['pattern'] : null;
  327.             $host = isset($firewall['host']) ? $firewall['host'] : null;
  328.             $methods = isset($firewall['methods']) ? $firewall['methods'] : array();
  329.             $matcher = $this->createRequestMatcher($container, $pattern, $host, $methods);
  330.         }
  332.         $config->replaceArgument(2, $matcher ? (string) $matcher : null);
  333.         $config->replaceArgument(3, $firewall['security']);
  335.         // Security disabled?
  336.         if (false === $firewall['security']) {
  337.             return array($matcher, array(), null, null);
  338.         }
  340.         $config->replaceArgument(4, $firewall['stateless']);
  342.         // Provider id (take the first registered provider if none defined)
  343.         $defaultProvider = null;
  344.         if (isset($firewall['provider'])) {
  345.             if (!isset($providerIds[$normalizedName = str_replace('-', '_', $firewall['provider'])])) {
  346.                 throw new InvalidConfigurationException(sprintf('Invalid firewall "%s": user provider "%s" not found.', $id, $firewall['provider']));
  347.             }
  348.             $defaultProvider = $providerIds[$normalizedName];
  349.         } elseif (1 === count($providerIds)) {
  350.             $defaultProvider = reset($providerIds);
  351.         }
  353.         $config->replaceArgument(5, $defaultProvider);
  355.         // Register listeners
  356.         $listeners = array();
  357.         $listenerKeys = array();
  359.         // Channel listener
  360.         $listeners[] = new Reference('security.channel_listener');
  362.         $contextKey = null;
  363.         // Context serializer listener
  364.         if (false === $firewall['stateless']) {
  365.             $contextKey = $id;
  366.             if (isset($firewall['context'])) {
  367.                 $contextKey = $firewall['context'];
  368.             }
  370.             if (!$logoutOnUserChange = $firewall['logout_on_user_change']) {
  371.                 @trigger_error(sprintf('Not setting "logout_on_user_change" to true on firewall "%s" is deprecated as of 3.4, it will always be true in 4.0.', $id), E_USER_DEPRECATED);
  372.             }
  374.             if (isset($this->logoutOnUserChangeByContextKey[$contextKey]) && $this->logoutOnUserChangeByContextKey[$contextKey][1] !== $logoutOnUserChange) {
  375.                 throw new InvalidConfigurationException(sprintf('Firewalls "%s" and "%s" need to have the same value for option "logout_on_user_change" as they are sharing the context "%s"', $this->logoutOnUserChangeByContextKey[$contextKey][0], $id, $contextKey));
  376.             }
  378.             $this->logoutOnUserChangeByContextKey[$contextKey] = array($id, $logoutOnUserChange);
  379.             $listeners[] = new Reference($this->createContextListener($container, $contextKey, $logoutOnUserChange));
  380.         }
  382.         $config->replaceArgument(6, $contextKey);
  384.         // Logout listener
  385.         $logoutListenerId = null;
  386.         if (isset($firewall['logout'])) {
  387.             $logoutListenerId = 'security.logout_listener.'.$id;
  388.             $logoutListener = $container->setDefinition($logoutListenerId, new ChildDefinition('security.logout_listener'));
  389.             $logoutListener->replaceArgument(3, array(
  390.                 'csrf_parameter' => $firewall['logout']['csrf_parameter'],
  391.                 'csrf_token_id' => $firewall['logout']['csrf_token_id'],
  392.                 'logout_path' => $firewall['logout']['path'],
  393.             ));
  395.             // add logout success handler
  396.             if (isset($firewall['logout']['success_handler'])) {
  397.                 $logoutSuccessHandlerId = $firewall['logout']['success_handler'];
  398.             } else {
  399.                 $logoutSuccessHandlerId = 'security.logout.success_handler.'.$id;
  400.                 $logoutSuccessHandler = $container->setDefinition($logoutSuccessHandlerId, new ChildDefinition('security.logout.success_handler'));
  401.                 $logoutSuccessHandler->replaceArgument(1, $firewall['logout']['target']);
  402.             }
  403.             $logoutListener->replaceArgument(2, new Reference($logoutSuccessHandlerId));
  405.             // add CSRF provider
  406.             if (isset($firewall['logout']['csrf_token_generator'])) {
  407.                 $logoutListener->addArgument(new Reference($firewall['logout']['csrf_token_generator']));
  408.             }
  410.             // add session logout handler
  411.             if (true === $firewall['logout']['invalidate_session'] && false === $firewall['stateless']) {
  412.                 $logoutListener->addMethodCall('addHandler', array(new Reference('security.logout.handler.session')));
  413.             }
  415.             // add cookie logout handler
  416.             if (count($firewall['logout']['delete_cookies']) > 0) {
  417.                 $cookieHandlerId = 'security.logout.handler.cookie_clearing.'.$id;
  418.                 $cookieHandler = $container->setDefinition($cookieHandlerId, new ChildDefinition('security.logout.handler.cookie_clearing'));
  419.                 $cookieHandler->addArgument($firewall['logout']['delete_cookies']);
  421.                 $logoutListener->addMethodCall('addHandler', array(new Reference($cookieHandlerId)));
  422.             }
  424.             // add custom handlers
  425.             foreach ($firewall['logout']['handlers'] as $handlerId) {
  426.                 $logoutListener->addMethodCall('addHandler', array(new Reference($handlerId)));
  427.             }
  429.             // register with LogoutUrlGenerator
  430.             $container
  431.                 ->getDefinition('security.logout_url_generator')
  432.                 ->addMethodCall('registerListener', array(
  433.                     $id,
  434.                     $firewall['logout']['path'],
  435.                     $firewall['logout']['csrf_token_id'],
  436.                     $firewall['logout']['csrf_parameter'],
  437.                     isset($firewall['logout']['csrf_token_generator']) ? new Reference($firewall['logout']['csrf_token_generator']) : null,
  438.                     false === $firewall['stateless'] && isset($firewall['context']) ? $firewall['context'] : null,
  439.                 ))
  440.             ;
  441.         }
  443.         // Determine default entry point
  444.         $configuredEntryPoint = isset($firewall['entry_point']) ? $firewall['entry_point'] : null;
  446.         // Authentication listeners
  447.         list($authListeners, $defaultEntryPoint) = $this->createAuthenticationListeners($container, $id, $firewall, $authenticationProviders, $defaultProvider, $providerIds, $configuredEntryPoint);
  449.         $config->replaceArgument(7, $configuredEntryPoint ?: $defaultEntryPoint);
  451.         $listeners = array_merge($listeners, $authListeners);
  453.         // Switch user listener
  454.         if (isset($firewall['switch_user'])) {
  455.             $listenerKeys[] = 'switch_user';
  456.             $listeners[] = new Reference($this->createSwitchUserListener($container, $id, $firewall['switch_user'], $defaultProvider, $firewall['stateless'], $providerIds));
  457.         }
  459.         // Access listener
  460.         $listeners[] = new Reference('security.access_listener');
  462.         // Exception listener
  463.         $exceptionListener = new Reference($this->createExceptionListener($container, $firewall, $id, $configuredEntryPoint ?: $defaultEntryPoint, $firewall['stateless']));
  465.         $config->replaceArgument(8, isset($firewall['access_denied_handler']) ? $firewall['access_denied_handler'] : null);
  466.         $config->replaceArgument(9, isset($firewall['access_denied_url']) ? $firewall['access_denied_url'] : null);
  468.         $container->setAlias('security.user_checker.'.$id, new Alias($firewall['user_checker'], false));
  470.         foreach ($this->factories as $position) {
  471.             foreach ($position as $factory) {
  472.                 $key = str_replace('-', '_', $factory->getKey());
  473.                 if (array_key_exists($key, $firewall)) {
  474.                     $listenerKeys[] = $key;
  475.                 }
  476.             }
  477.         }
  479.         if (isset($firewall['anonymous'])) {
  480.             $listenerKeys[] = 'anonymous';
  481.         }
  483.         $config->replaceArgument(10, $listenerKeys);
  484.         $config->replaceArgument(11, isset($firewall['switch_user']) ? $firewall['switch_user'] : null);
  486.         return array($matcher, $listeners, $exceptionListener, null !== $logoutListenerId ? new Reference($logoutListenerId) : null);
  487.     }
  489.     private function createContextListener($container, $contextKey, $logoutUserOnChange)
  490.     {
  491.         if (isset($this->contextListeners[$contextKey])) {
  492.             return $this->contextListeners[$contextKey];
  493.         }
  495.         $listenerId = 'security.context_listener.'.count($this->contextListeners);
  496.         $listener = $container->setDefinition($listenerId, new ChildDefinition('security.context_listener'));
  497.         $listener->replaceArgument(2, $contextKey);
  498.         $listener->addMethodCall('setLogoutOnUserChange', array($logoutUserOnChange));
  500.         return $this->contextListeners[$contextKey] = $listenerId;
  501.     }
  503.     private function createAuthenticationListeners($container, $id, $firewall, &$authenticationProviders, $defaultProvider = null, array $providerIds, $defaultEntryPoint)
  504.     {
  505.         $listeners = array();
  506.         $hasListeners = false;
  508.         foreach ($this->listenerPositions as $position) {
  509.             foreach ($this->factories[$position] as $factory) {
  510.                 $key = str_replace('-', '_', $factory->getKey());
  512.                 if (isset($firewall[$key])) {
  513.                     if (isset($firewall[$key]['provider'])) {
  514.                         if (!isset($providerIds[$normalizedName = str_replace('-', '_', $firewall[$key]['provider'])])) {
  515.                             throw new InvalidConfigurationException(sprintf('Invalid firewall "%s": user provider "%s" not found.', $id, $firewall[$key]['provider']));
  516.                         }
  517.                         $userProvider = $providerIds[$normalizedName];
  518.                     } elseif ('remember_me' === $key) {
  519.                         // RememberMeFactory will use the firewall secret when created
  520.                         $userProvider = null;
  521.                     } else {
  522.                         $userProvider = $defaultProvider ?: $this->getFirstProvider($id, $key, $providerIds);
  523.                     }
  525.                     list($provider, $listenerId, $defaultEntryPoint) = $factory->create($container, $id, $firewall[$key], $userProvider, $defaultEntryPoint);
  527.                     $listeners[] = new Reference($listenerId);
  528.                     $authenticationProviders[] = $provider;
  529.                     $hasListeners = true;
  530.                 }
  531.             }
  532.         }
  534.         // Anonymous
  535.         if (isset($firewall['anonymous'])) {
  536.             if (null === $firewall['anonymous']['secret']) {
  537.                 $firewall['anonymous']['secret'] = new Parameter('container.build_hash');
  538.             }
  540.             $listenerId = 'security.authentication.listener.anonymous.'.$id;
  541.             $container
  542.                 ->setDefinition($listenerId, new ChildDefinition('security.authentication.listener.anonymous'))
  543.                 ->replaceArgument(1, $firewall['anonymous']['secret'])
  544.             ;
  546.             $listeners[] = new Reference($listenerId);
  548.             $providerId = 'security.authentication.provider.anonymous.'.$id;
  549.             $container
  550.                 ->setDefinition($providerId, new ChildDefinition('security.authentication.provider.anonymous'))
  551.                 ->replaceArgument(0, $firewall['anonymous']['secret'])
  552.             ;
  554.             $authenticationProviders[] = $providerId;
  555.             $hasListeners = true;
  556.         }
  558.         if (false === $hasListeners) {
  559.             throw new InvalidConfigurationException(sprintf('No authentication listener registered for firewall "%s".', $id));
  560.         }
  562.         return array($listeners, $defaultEntryPoint);
  563.     }
  565.     private function createEncoders($encoders, ContainerBuilder $container)
  566.     {
  567.         $encoderMap = array();
  568.         foreach ($encoders as $class => $encoder) {
  569.             $encoderMap[$class] = $this->createEncoder($encoder, $container);
  570.         }
  572.         $container
  573.             ->getDefinition('security.encoder_factory.generic')
  574.             ->setArguments(array($encoderMap))
  575.         ;
  576.     }
  578.     private function createEncoder($config, ContainerBuilder $container)
  579.     {
  580.         // a custom encoder service
  581.         if (isset($config['id'])) {
  582.             return new Reference($config['id']);
  583.         }
  585.         // plaintext encoder
  586.         if ('plaintext' === $config['algorithm']) {
  587.             $arguments = array($config['ignore_case']);
  589.             return array(
  590.                 'class' => 'Symfony\Component\Security\Core\Encoder\PlaintextPasswordEncoder',
  591.                 'arguments' => $arguments,
  592.             );
  593.         }
  595.         // pbkdf2 encoder
  596.         if ('pbkdf2' === $config['algorithm']) {
  597.             return array(
  598.                 'class' => 'Symfony\Component\Security\Core\Encoder\Pbkdf2PasswordEncoder',
  599.                 'arguments' => array(
  600.                     $config['hash_algorithm'],
  601.                     $config['encode_as_base64'],
  602.                     $config['iterations'],
  603.                     $config['key_length'],
  604.                 ),
  605.             );
  606.         }
  608.         // bcrypt encoder
  609.         if ('bcrypt' === $config['algorithm']) {
  610.             return array(
  611.                 'class' => 'Symfony\Component\Security\Core\Encoder\BCryptPasswordEncoder',
  612.                 'arguments' => array($config['cost']),
  613.             );
  614.         }
  616.         // Argon2i encoder
  617.         if ('argon2i' === $config['algorithm']) {
  618.             if (!Argon2iPasswordEncoder::isSupported()) {
  619.                 throw new InvalidConfigurationException('Argon2i algorithm is not supported. Please install the libsodium extension or upgrade to PHP 7.2+.');
  620.             }
  622.             return array(
  623.                 'class' => 'Symfony\Component\Security\Core\Encoder\Argon2iPasswordEncoder',
  624.                 'arguments' => array(),
  625.             );
  626.         }
  628.         // run-time configured encoder
  629.         return $config;
  630.     }
  632.     // Parses user providers and returns an array of their ids
  633.     private function createUserProviders($config, ContainerBuilder $container)
  634.     {
  635.         $providerIds = array();
  636.         foreach ($config['providers'] as $name => $provider) {
  637.             $id = $this->createUserDaoProvider($name, $provider, $container);
  638.             $providerIds[str_replace('-', '_', $name)] = $id;
  639.         }
  641.         return $providerIds;
  642.     }
  644.     // Parses a <provider> tag and returns the id for the related user provider service
  645.     private function createUserDaoProvider($name, $provider, ContainerBuilder $container)
  646.     {
  647.         $name = $this->getUserProviderId($name);
  649.         // Doctrine Entity and In-memory DAO provider are managed by factories
  650.         foreach ($this->userProviderFactories as $factory) {
  651.             $key = str_replace('-', '_', $factory->getKey());
  653.             if (!empty($provider[$key])) {
  654.                 $factory->create($container, $name, $provider[$key]);
  656.                 return $name;
  657.             }
  658.         }
  660.         // Existing DAO service provider
  661.         if (isset($provider['id'])) {
  662.             $container->setAlias($name, new Alias($provider['id'], false));
  664.             return $provider['id'];
  665.         }
  667.         // Chain provider
  668.         if (isset($provider['chain'])) {
  669.             $providers = array();
  670.             foreach ($provider['chain']['providers'] as $providerName) {
  671.                 $providers[] = new Reference($this->getUserProviderId($providerName));
  672.             }
  674.             $container
  675.                 ->setDefinition($name, new ChildDefinition('security.user.provider.chain'))
  676.                 ->addArgument(new IteratorArgument($providers));
  678.             return $name;
  679.         }
  681.         throw new InvalidConfigurationException(sprintf('Unable to create definition for "%s" user provider', $name));
  682.     }
  684.     private function getUserProviderId($name)
  685.     {
  686.         return 'security.user.provider.concrete.'.strtolower($name);
  687.     }
  689.     private function createExceptionListener($container, $config, $id, $defaultEntryPoint, $stateless)
  690.     {
  691.         $exceptionListenerId = 'security.exception_listener.'.$id;
  692.         $listener = $container->setDefinition($exceptionListenerId, new ChildDefinition('security.exception_listener'));
  693.         $listener->replaceArgument(3, $id);
  694.         $listener->replaceArgument(4, null === $defaultEntryPoint ? null : new Reference($defaultEntryPoint));
  695.         $listener->replaceArgument(8, $stateless);
  697.         // access denied handler setup
  698.         if (isset($config['access_denied_handler'])) {
  699.             $listener->replaceArgument(6, new Reference($config['access_denied_handler']));
  700.         } elseif (isset($config['access_denied_url'])) {
  701.             $listener->replaceArgument(5, $config['access_denied_url']);
  702.         }
  704.         return $exceptionListenerId;
  705.     }
  707.     private function createSwitchUserListener($container, $id, $config, $defaultProvider, $stateless, $providerIds)
  708.     {
  709.         $userProvider = isset($config['provider']) ? $this->getUserProviderId($config['provider']) : ($defaultProvider ?: $this->getFirstProvider($id, 'switch_user', $providerIds));
  711.         // in 4.0, ignore the `switch_user.stateless` key if $stateless is `true`
  712.         if ($stateless && false === $config['stateless']) {
  713.             @trigger_error(sprintf('Firewall "%s" is configured as "stateless" but the "switch_user.stateless" key is set to false. Both should have the same value, the firewall\'s "stateless" value will be used as default value for the "switch_user.stateless" key in 4.0.', $id), E_USER_DEPRECATED);
  714.         }
  716.         $switchUserListenerId = 'security.authentication.switchuser_listener.'.$id;
  717.         $listener = $container->setDefinition($switchUserListenerId, new ChildDefinition('security.authentication.switchuser_listener'));
  718.         $listener->replaceArgument(1, new Reference($userProvider));
  719.         $listener->replaceArgument(2, new Reference('security.user_checker.'.$id));
  720.         $listener->replaceArgument(3, $id);
  721.         $listener->replaceArgument(6, $config['parameter']);
  722.         $listener->replaceArgument(7, $config['role']);
  723.         $listener->replaceArgument(9, $config['stateless']);
  725.         return $switchUserListenerId;
  726.     }
  728.     private function createExpression($container, $expression)
  729.     {
  730.         if (isset($this->expressions[$id = 'security.expression.'.ContainerBuilder::hash($expression)])) {
  731.             return $this->expressions[$id];
  732.         }
  734.         $container
  735.             ->register($id, 'Symfony\Component\ExpressionLanguage\SerializedParsedExpression')
  736.             ->setPublic(false)
  737.             ->addArgument($expression)
  738.             ->addArgument(serialize($this->getExpressionLanguage()->parse($expression, array('token', 'user', 'object', 'roles', 'request', 'trust_resolver'))->getNodes()))
  739.         ;
  741.         return $this->expressions[$id] = new Reference($id);
  742.     }
  744.     private function createRequestMatcher($container, $path = null, $host = null, $methods = array(), $ip = null, array $attributes = array())
  745.     {
  746.         if ($methods) {
  747.             $methods = array_map('strtoupper', (array) $methods);
  748.         }
  750.         $id = 'security.request_matcher.'.ContainerBuilder::hash(array($path, $host, $methods, $ip, $attributes));
  752.         if (isset($this->requestMatchers[$id])) {
  753.             return $this->requestMatchers[$id];
  754.         }
  756.         // only add arguments that are necessary
  757.         $arguments = array($path, $host, $methods, $ip, $attributes);
  758.         while (count($arguments) > 0 && !end($arguments)) {
  759.             array_pop($arguments);
  760.         }
  762.         $container
  763.             ->register($id, 'Symfony\Component\HttpFoundation\RequestMatcher')
  764.             ->setPublic(false)
  765.             ->setArguments($arguments)
  766.         ;
  768.         return $this->requestMatchers[$id] = new Reference($id);
  769.     }
  771.     public function addSecurityListenerFactory(SecurityFactoryInterface $factory)
  772.     {
  773.         $this->factories[$factory->getPosition()][] = $factory;
  774.     }
  776.     public function addUserProviderFactory(UserProviderFactoryInterface $factory)
  777.     {
  778.         $this->userProviderFactories[] = $factory;
  779.     }
  781.     /**
  782.      * Returns the base path for the XSD files.
  783.      *
  784.      * @return string The XSD base path
  785.      */
  786.     public function getXsdValidationBasePath()
  787.     {
  788.         return __DIR__.'/../Resources/config/schema';
  789.     }
  791.     public function getNamespace()
  792.     {
  793.         return 'http://symfony.com/schema/dic/security';
  794.     }
  796.     public function getConfiguration(array $config, ContainerBuilder $container)
  797.     {
  798.         // first assemble the factories
  799.         return new MainConfiguration($this->factories, $this->userProviderFactories);
  800.     }
  802.     private function getExpressionLanguage()
  803.     {
  804.         if (null === $this->expressionLanguage) {
  805.             if (!class_exists('Symfony\Component\ExpressionLanguage\ExpressionLanguage')) {
  806.                 throw new \RuntimeException('Unable to use expressions as the Symfony ExpressionLanguage component is not installed.');
  807.             }
  808.             $this->expressionLanguage = new ExpressionLanguage();
  809.         }
  811.         return $this->expressionLanguage;
  812.     }
  814.     /**
  815.      * @deprecated since version 3.4, to be removed in 4.0
  816.      */
  817.     private function getFirstProvider($firewallName, $listenerName, array $providerIds)
  818.     {
  819.         @trigger_error(sprintf('Listener "%s" on firewall "%s" has no "provider" set but multiple providers exist. Using the first configured provider (%s) is deprecated since Symfony 3.4 and will throw an exception in 4.0, set the "provider" key on the firewall instead.', $listenerName, $firewallName, $first = array_keys($providerIds)[0]), E_USER_DEPRECATED);
  821.         return $providerIds[$first];
  822.     }
  823. }