<?php

namespace UnicaenAuth;

use Zend\ModuleManager\Feature\AutoloaderProviderInterface;
use Zend\ModuleManager\Feature\ConfigProviderInterface;
use Zend\ModuleManager\Feature\ServiceProviderInterface;
use Zend\ModuleManager\Feature\ViewHelperProviderInterface;
use Zend\View\HelperPluginManager;

/**
 * Point d'entrée du module d'authentification Unicaen.
 * 
 * @author Bertrand GAUTHIER <bertrand.gauthier@unicaen.fr>
 */
class Module implements ConfigProviderInterface, ViewHelperProviderInterface, ServiceProviderInterface
{
    /**
     * 
     * @return array
     * @see ConfigProviderInterface
     */
    public function getConfig()
    {
        return include __DIR__ . '/config/module.config.php';
    }

    /**
     * 
     * @return array
     * @see AutoloaderProviderInterface
     */
    public function getAutoloaderConfig()
    {
        return array(
            'Zend\Loader\ClassMapAutoloader' => array(
                __DIR__ . '/autoload_classmap.php',
            ),
            'Zend\Loader\StandardAutoloader' => array(
                'namespaces' => array(
                    __NAMESPACE__ => __DIR__ . '/src/' . __NAMESPACE__,
                ),
            ),
        );
    }

    /**
     * This method is called once the MVC bootstrapping is complete,
     * after the "loadModule.post" event, once $application->bootstrap() is called.
     * 
     * @param EventInterface $e
     * @see BootstrapListenerInterface
     */
    public function onBootstrap(\Zend\EventManager\EventInterface $e) /* @var \Zend\Mvc\MvcEvent $e */
    {
        $application = $e->getApplication();
        /* @var $services \Zend\ServiceManager\ServiceManager */
        $services    = $application->getServiceManager();
        
        // transmission des ACL aux aides de vue de navigation
        try {
            $authorizeService = $services->get('BjyAuthorize\Service\Authorize'); /* @var $authorizeService \BjyAuthorize\Service\Authorize */
            \Zend\View\Helper\Navigation::setDefaultAcl($authorizeService->getAcl());
            \Zend\View\Helper\Navigation::setDefaultRole($authorizeService->getIdentity());
        }
        catch (\Zend\ServiceManager\Exception\ServiceNotFoundException $snfe) {
            // pas de module BjyAuthorize : pas d'ACL
        }

        /* @var $options Options\ModuleOptions */
        $options = $services->get('unicaen-auth_module_options');
        
        // si l'auth CAS est demandée, modif de la route de connexion pour zapper le formulaire
        if ($options->getCas() && php_sapi_name() !== 'cli') {
            /* @var $router \Zend\Mvc\Router\Http\TreeRouteStack */
            $router = $services->get('router');
            $router->addRoutes(array(
                // remplace les routes existantes (cf. config du module)
                'zfcuser' => array(
                    'type' => 'Literal',
                    'priority' => 1000,
                    'options' => array(
                        'route' => '/auth',
                        'defaults' => array(
                            'controller' => 'zfcuser',
                            'action'     => 'index',
                        ),
                    ),
                    'may_terminate' => true,
                    'child_routes' => array(
                        'login' => array(
                            'type' => 'Literal',
                            'options' => array(
                                'route' => '/connexion',
                                'defaults' => array(
                                    'controller' => 'zfcuser',
                                    'action'     => 'authenticate', // zappe l'action 'login'
                                ),
                            ),
                        ),
                        'logout' => array(
                            'type' => 'Literal',
                            'options' => array(
                                'route' => '/deconnexion',
                                'defaults' => array(
                                    'controller' => 'zfcuser',
                                    'action'     => 'logout',
                                ),
                            ),
                        ),
                    ),
                )
            ));
        }
    }

    /**
     * 
     * @return array
     * @see ViewHelperProviderInterface
     */
    public function getViewHelperConfig()
    {
        return array(
            'factories' => array(
                'appConnection' => function (HelperPluginManager $sm) {
                    return new View\Helper\AppConnection();
                },
                'userConnection' => function (HelperPluginManager $sm) {
                    return new View\Helper\UserConnection($sm->getServiceLocator()->get('zfcuser_auth_service'));
                },
                'userCurrent' => function (HelperPluginManager $sm) {
                    return new View\Helper\UserCurrent($sm->getServiceLocator()->get('zfcuser_auth_service'));
                },
                'userStatus' => function (HelperPluginManager $sm) {
                    return new View\Helper\UserStatus($sm->getServiceLocator()->get('zfcuser_auth_service'));
                },
                'userProfile' => function (HelperPluginManager $sm) {
                    $helper = new View\Helper\UserProfile($sm->getServiceLocator()->get('zfcuser_auth_service'));
                    $helper->setIdentityProvider($sm->getServiceLocator()->get('BjyAuthorize\Service\Authorize')->getIdentityProvider());
                    return $helper;
                },
                'userInfo' => function (HelperPluginManager $sm) {
                    $helper = new View\Helper\UserInfo($sm->getServiceLocator()->get('zfcuser_auth_service'));
                    $helper->setMapperStructure($sm->getServiceLocator()->get('ldap_structure_mapper'));
                    return $helper;
                },
            ),
        );
    }

    /**
     * 
     * @return array
     * @see ServiceProviderInterface
     */
    public function getServiceConfig()
    {
        return array(
            'factories' => array(
                'zfcuser_user_mapper' => function ($sm) {
                    $config = $sm->get('configuration');
                    $em = isset($config['doctrine']['connection']['orm_auth']) ? 
                            'doctrine.entitymanager.orm_auth' :
                            'doctrine.entitymanager.orm_default';
                    return new \ZfcUserDoctrineORM\Mapper\User(
                        $sm->get($em),
                        $sm->get('zfcuser_module_options')
                    );
                },
                'unicaen-auth_user_service' => function () {
                    return new Service\User();
                },
                'UnicaenAuth\Provider\Identity\LdapPeople' => function($sm) {
                    $authService = $sm->get('zfcuser_auth_service');
                    $provider = new \UnicaenAuth\Provider\Identity\LdapPeople($authService);
                    return $provider;
                },
            ),
        );
    }
}