]> Raphaƫl G. Git Repositories - userbundle/blobdiff - Controller/DefaultController.php
Change class to anonymous array to allow extra classes
[userbundle] / Controller / DefaultController.php
index 9f2e2b5700765236c555dd4a6e6fe5bd02286d06..a128ed4bfd9d0bd32318a568d457ee7d00ede342 100644 (file)
@@ -10,7 +10,7 @@ use Symfony\Component\Form\FormError;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Mailer\Exception\TransportExceptionInterface;
 use Symfony\Component\Mailer\MailerInterface;
-use Symfony\Component\Mime\NamedAddress;
+use Symfony\Component\Mime\Address;
 use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use Symfony\Component\Routing\RouterInterface;
 use Symfony\Component\Security\Core\Encoder\UserPasswordEncoderInterface;
@@ -24,7 +24,14 @@ class DefaultController extends AbstractController {
        //Translator instance
        protected $translator;
 
-       public function __construct(ContainerInterface $container, TranslatorInterface $translator, RouterInterface $router) {
+       /**
+        * Constructor
+        *
+        * @param ContainerInterface $container The containter instance
+        * @param RouterInterface $router The router instance
+        * @param TranslatorInterface $translator The translator instance
+        */
+       public function __construct(ContainerInterface $container, RouterInterface $router, TranslatorInterface $translator) {
                //Retrieve config
                $this->config = $container->getParameter($this->getAlias());
 
@@ -35,6 +42,24 @@ class DefaultController extends AbstractController {
                //XXX: we don't use this as it would be too slow, maybe ???
                #$action = str_replace(self::getAlias().'_', '', $container->get('request_stack')->getCurrentRequest()->get('_route'));
 
+               //Set translate array
+               $translates = [];
+
+               //Look for keys to translate
+               if (!empty($this->config['translate'])) {
+                       //Iterate on keys to translate
+                       foreach($this->config['translate'] as $translate) {
+                               //Set tmp
+                               $tmp = null;
+                               //Iterate on keys
+                               foreach(array_reverse(explode('.', $translate)) as $curkey) {
+                                       $tmp = array_combine([$curkey], [$tmp]);
+                               }
+                               //Append tree
+                               $translates = array_replace_recursive($translates, $tmp);
+                       }
+               }
+
                //Inject every requested route in view and mail context
                foreach($this->config as $tag => $current) {
                        //Look for entry with route subkey
@@ -49,15 +74,102 @@ class DefaultController extends AbstractController {
                                                        if ($route == 'recover_mail') {
                                                                continue;
                                                        }
-                                                       //Check that key is empty
-                                                       if (!isset($current[$view]['context'][$key])) {
-                                                               //Generate the route
-                                                               $this->config[$tag][$view]['context'][$key] = $router->generate(
-                                                                       $this->config['route'][$route]['name'],
-                                                                       $this->config['route'][$route]['context'],
-                                                                       //Generate absolute url for mails
-                                                                       $view=='mail'?UrlGeneratorInterface::ABSOLUTE_URL:UrlGeneratorInterface::ABSOLUTE_PATH
-                                                               );
+
+                                                       //Set value
+                                                       $value = $router->generate(
+                                                               $this->config['route'][$route]['name'],
+                                                               $this->config['route'][$route]['context'],
+                                                               //Generate absolute url for mails
+                                                               $view=='mail'?UrlGeneratorInterface::ABSOLUTE_URL:UrlGeneratorInterface::ABSOLUTE_PATH
+                                                       );
+
+                                                       //Multi level key
+                                                       if (strpos($key, '.') !== false) {
+                                                               //Set tmp
+                                                               $tmp = $value;
+
+                                                               //Iterate on key
+                                                               foreach(array_reverse(explode('.', $key)) as $curkey) {
+                                                                       $tmp = array_combine([$curkey], [$tmp]);
+                                                               }
+
+                                                               //Set value
+                                                               $this->config[$tag][$view]['context'] = array_replace_recursive($this->config[$tag][$view]['context'], $tmp);
+                                                       //Single level key
+                                                       } else {
+                                                               //Set value
+                                                               $this->config[$tag][$view]['context'][$key] = $value;
+                                                       }
+                                               }
+
+                                               //Look for successful intersections
+                                               if (!empty(array_intersect_key($translates, $current[$view]['context']))) {
+                                                       //Iterate on keys to translate
+                                                       foreach($this->config['translate'] as $translate) {
+                                                               //Set keys
+                                                               $keys = explode('.', $translate);
+
+                                                               //Set tmp
+                                                               $tmp = $current[$view]['context'];
+
+                                                               //Iterate on keys
+                                                               foreach($keys as $curkey) {
+                                                                       //Get child key
+                                                                       $tmp = $tmp[$curkey];
+                                                               }
+
+                                                               //Translate tmp value
+                                                               $tmp = $translator->trans($tmp);
+
+                                                               //Iterate on keys
+                                                               foreach(array_reverse($keys) as $curkey) {
+                                                                       //Set parent key
+                                                                       $tmp = array_combine([$curkey], [$tmp]);
+                                                               }
+
+                                                               //Set value
+                                                               $this->config[$tag][$view]['context'] = array_replace_recursive($this->config[$tag][$view]['context'], $tmp);
+                                                       }
+                                               }
+
+                                               //Get current locale
+                                               $currentLocale = $router->getContext()->getParameters()['_locale'];
+
+                                               //Iterate on locales excluding current one
+                                               foreach($this->config['locales'] as $locale) {
+                                                       //Set titles
+                                                       $titles = [];
+
+                                                       //Iterate on other locales
+                                                       foreach(array_diff($this->config['locales'], [$locale]) as $other) {
+                                                               $titles[$other] = $translator->trans($this->config['languages'][$locale], [], null, $other);
+                                                       }
+
+                                                       //Get context path
+                                                       $path = $router->getContext()->getPathInfo();
+
+                                                       //Retrieve route matching path
+                                                       $route = $router->match($path);
+
+                                                       //Get route name
+                                                       $name = $route['_route'];
+
+                                                       //Unset route name
+                                                       unset($route['_route']);
+
+                                                       //With current locale
+                                                       if ($locale == $currentLocale) {
+                                                               //Set locale locales context
+                                                               $this->config[$tag][$view]['context']['canonical'] = $router->generate($name, ['_locale' => $locale]+$route, UrlGeneratorInterface::ABSOLUTE_URL);
+                                                       } else {
+                                                               //Set locale locales context
+                                                               $this->config[$tag][$view]['context']['alternates'][] = [
+                                                                       'lang' => $locale,
+                                                                       'absolute' => $router->generate($name, ['_locale' => $locale]+$route, UrlGeneratorInterface::ABSOLUTE_URL),
+                                                                       'relative' => $router->generate($name, ['_locale' => $locale]+$route),
+                                                                       'title' => implode('/', $titles),
+                                                                       'translated' => $translator->trans($this->config['languages'][$locale], [], null, $locale)
+                                                               ];
                                                        }
                                                }
                                        }
@@ -66,26 +178,53 @@ class DefaultController extends AbstractController {
                }
        }
 
+       /**
+        * Login
+        *
+        * @param Request $request The request
+        * @param AuthenticationUtils $authenticationUtils The authentication utils
+        * @return Response The response
+        */
        public function login(Request $request, AuthenticationUtils $authenticationUtils) {
                //Create the LoginType form and give the proper parameters
-               $form = $this->createForm($this->config['login']['view']['form'], null, [
+               $login = $this->createForm($this->config['login']['view']['form'], null, [
                        //Set action to login route name and context
                        'action' => $this->generateUrl($this->config['route']['login']['name'], $this->config['route']['login']['context']),
                        'method' => 'POST'
                ]);
 
+               //Init context
+               $context = [];
+
+               //Last username entered by the user
+               if ($lastUsername = $authenticationUtils->getLastUsername()) {
+                       $login->get('mail')->setData($lastUsername);
+               }
+
                //Get the login error if there is one
                if ($error = $authenticationUtils->getLastAuthenticationError()) {
                        //Get translated error
                        $error = $this->translator->trans($error->getMessageKey());
 
                        //Add error message to mail field
-                       $form->get('mail')->addError(new FormError($error));
-               }
-
-               //Last username entered by the user
-               if ($lastUsername = $authenticationUtils->getLastUsername()) {
-                       $form->get('mail')->setData($lastUsername);
+                       $login->get('mail')->addError(new FormError($error));
+
+                       //Create the RecoverType form and give the proper parameters
+                       $recover = $this->createForm($this->config['recover']['view']['form'], null, [
+                               //Set action to recover route name and context
+                               'action' => $this->generateUrl($this->config['route']['recover']['name'], $this->config['route']['recover']['context']),
+                               'method' => 'POST'
+                       ]);
+
+                       //Get recover mail entity
+                       $recover->get('mail')
+                               //Set mail from login form
+                               ->setData($login->get('mail')->getData())
+                               //Add recover error
+                               ->addError(new FormError($this->translator->trans('Use this form to recover your account')));
+
+                       //Add recover form to context
+                       $context['recover'] = $recover->createView();
                }
 
                //Render view
@@ -93,10 +232,18 @@ class DefaultController extends AbstractController {
                        //Template
                        $this->config['login']['view']['name'],
                        //Context
-                       ['form' => $form->createView(), 'error' => $error]+$this->config['login']['view']['context']
+                       ['login' => $login->createView()]+$context+$this->config['login']['view']['context']
                );
        }
 
+       /**
+        * Recover account
+        *
+        * @param Request $request The request
+        * @param Slugger $slugger The slugger
+        * @param MailerInterface $mailer The mailer
+        * @return Response The response
+        */
        public function recover(Request $request, Slugger $slugger, MailerInterface $mailer) {
                //Create the RecoverType form and give the proper parameters
                $form = $this->createForm($this->config['recover']['view']['form'], null, array(
@@ -127,19 +274,17 @@ class DefaultController extends AbstractController {
                                                if (empty($mail['context'][$tag]) && !empty($this->config['route'][$route])) {
                                                        //Process for recover mail url
                                                        if ($route == 'recover_mail') {
-                                                               //Prepend recover context with tag
-                                                               $this->config['route'][$route]['context'] = [
-                                                                       'recipient' => $slugger->short($user->getMail()),
-                                                                       'hash' => $slugger->hash($user->getPassword())
-                                                               ]+$this->config['route'][$route]['context'];
+                                                               //Set the url in context
+                                                               $mail['context'][$tag] = $this->get('router')->generate(
+                                                                       $this->config['route'][$route]['name'],
+                                                                       //Prepend recover context with tag
+                                                                       [
+                                                                               'recipient' => $slugger->short($user->getMail()),
+                                                                               'hash' => $slugger->hash($user->getPassword())
+                                                                       ]+$this->config['route'][$route]['context'],
+                                                                       UrlGeneratorInterface::ABSOLUTE_URL
+                                                               );
                                                        }
-                                                       //Set the url in context
-                                                       $mail['context'][$tag] = $this->get('router')->generate(
-                                                               $this->config['route'][$route]['name'],
-                                                               $this->config['route'][$route]['context'],
-                                                               UrlGeneratorInterface::ABSOLUTE_URL
-                                                       );
-
                                                }
                                        }
 
@@ -150,13 +295,7 @@ class DefaultController extends AbstractController {
                                        $mail['context']['recipient_name'] = trim($user->getForename().' '.$user->getSurname().($user->getPseudonym()?' ('.$user->getPseudonym().')':''));
 
                                        //Init subject context
-                                       $subjectContext = [];
-
-                                       //Process each context pair
-                                       foreach($mail['context']+$this->config['recover']['view']['context'] as $k => $v) {
-                                               //Reinsert each context pair with the key surrounded by %
-                                               $subjectContext['%'.$k.'%'] = $v;
-                                       }
+                                       $subjectContext = $this->flatten(array_replace_recursive($this->config['recover']['view']['context'], $mail['context']), null, '.', '%', '%');
 
                                        //Translate subject
                                        $mail['subject'] = ucfirst($this->translator->trans($mail['subject'], $subjectContext));
@@ -164,10 +303,10 @@ class DefaultController extends AbstractController {
                                        //Create message
                                        $message = (new TemplatedEmail())
                                                //Set sender
-                                               ->from(new NamedAddress($this->config['contact']['mail'], $this->config['contact']['name']))
+                                               ->from(new Address($this->config['contact']['mail'], $this->config['contact']['title']))
                                                //Set recipient
                                                //XXX: remove the debug set in vendor/symfony/mime/Address.php +46
-                                               ->to(new NamedAddress($mail['context']['recipient_mail'], $mail['context']['recipient_name']))
+                                               ->to(new Address($mail['context']['recipient_mail'], $mail['context']['recipient_name']))
                                                //Set subject
                                                ->subject($mail['subject'])
 
@@ -176,7 +315,9 @@ class DefaultController extends AbstractController {
                                                ->textTemplate($mail['text'])
 
                                                //Set context
-                                               ->context(['subject' => $mail['subject']]+$mail['context']+$this->config['recover']['view']['context']);
+                                               //XXX: require recursive merge to avoid loosing subkeys
+                                               //['subject' => $mail['subject']]+$mail['context']+$this->config['recover']['view']['context']
+                                               ->context(array_replace_recursive($this->config['recover']['view']['context'], $mail['context'], ['subject' => $mail['subject']]));
 
                                        //Try sending message
                                        //XXX: mail delivery may silently fail
@@ -195,7 +336,7 @@ class DefaultController extends AbstractController {
                                //Accout not found
                                } else {
                                        //Add error message to mail field
-                                       $form->get('mail')->addError(new FormError($this->translator->trans('Unable to find account: %mail%', ['%mail%' => $data['mail']])));
+                                       $form->get('mail')->addError(new FormError($this->translator->trans('Unable to find account %mail%', ['%mail%' => $data['mail']])));
                                }
                        }
                }
@@ -209,6 +350,17 @@ class DefaultController extends AbstractController {
                );
        }
 
+       /**
+        * Recover account with mail link
+        *
+        * @param Request $request The request
+        * @param UserPasswordEncoderInterface $encoder The password encoder
+        * @param Slugger $slugger The slugger
+        * @param MailerInterface $mailer The mailer
+        * @param string $recipient The shorted recipient mail address
+        * @param string $hash The hashed password
+        * @return Response The response
+        */
        public function recoverMail(Request $request, UserPasswordEncoderInterface $encoder, Slugger $slugger, MailerInterface $mailer, $recipient, $hash) {
                //Create the RecoverType form and give the proper parameters
                $form = $this->createForm($this->config['recover_mail']['view']['form'], null, array(
@@ -220,14 +372,11 @@ class DefaultController extends AbstractController {
                //Get doctrine
                $doctrine = $this->getDoctrine();
 
-               //Init not found
-               $notfound = 1;
+               //Init found
+               $found = false;
 
                //Retrieve user
-               if (($user = $doctrine->getRepository($this->config['class']['user'])->findOneByMail($slugger->unshort($recipient))) && $hash == $slugger->hash($user->getPassword())) {
-                       //User was found
-                       $notfound = 0;
-
+               if (($user = $doctrine->getRepository($this->config['class']['user'])->findOneByMail($slugger->unshort($recipient))) && $found = ($hash == $slugger->hash($user->getPassword()))) {
                        if ($request->isMethod('POST')) {
                                //Refill the fields in case the form is not valid.
                                $form->handleRequest($request);
@@ -285,13 +434,7 @@ class DefaultController extends AbstractController {
                                        $mail['context']['recipient_name'] = trim($user->getForename().' '.$user->getSurname().($user->getPseudonym()?' ('.$user->getPseudonym().')':''));
 
                                        //Init subject context
-                                       $subjectContext = [];
-
-                                       //Process each context pair
-                                       foreach($mail['context']+$this->config['recover_mail']['view']['context'] as $k => $v) {
-                                               //Reinsert each context pair with the key surrounded by %
-                                               $subjectContext['%'.$k.'%'] = $v;
-                                       }
+                                       $subjectContext = $this->flatten(array_replace_recursive($this->config['recover_mail']['view']['context'], $mail['context']), null, '.', '%', '%');
 
                                        //Translate subject
                                        $mail['subject'] = ucfirst($this->translator->trans($mail['subject'], $subjectContext));
@@ -299,10 +442,10 @@ class DefaultController extends AbstractController {
                                        //Create message
                                        $message = (new TemplatedEmail())
                                                //Set sender
-                                               ->from(new NamedAddress($this->config['contact']['mail'], $this->config['contact']['name']))
+                                               ->from(new Address($this->config['contact']['mail'], $this->config['contact']['title']))
                                                //Set recipient
                                                //XXX: remove the debug set in vendor/symfony/mime/Address.php +46
-                                               ->to(new NamedAddress($mail['context']['recipient_mail'], $mail['context']['recipient_name']))
+                                               ->to(new Address($mail['context']['recipient_mail'], $mail['context']['recipient_name']))
                                                //Set subject
                                                ->subject($mail['subject'])
 
@@ -311,7 +454,9 @@ class DefaultController extends AbstractController {
                                                ->textTemplate($mail['text'])
 
                                                //Set context
-                                               ->context(['subject' => $mail['subject']]+$mail['context']+$this->config['recover_mail']['view']['context']);
+                                               //XXX: require recursive merge to avoid loosing subkeys
+                                               //['subject' => $mail['subject']]+$mail['context']+$this->config['recover_mail']['view']['context']
+                                               ->context(array_replace_recursive($this->config['recover_mail']['view']['context'], $mail['context'], ['subject' => $mail['subject']]));
 
                                        //Try sending message
                                        //XXX: mail delivery may silently fail
@@ -324,14 +469,15 @@ class DefaultController extends AbstractController {
                                        //Catch obvious transport exception
                                        } catch(TransportExceptionInterface $e) {
                                                //Add error message mail unreachable
-                                               $form->get('mail')->addError(new FormError($this->translator->trans('Account password updated but unable to contact: %mail%', array('%mail%' => $mail['context']['recipient_mail']))));
+                                               $form->get('password')->get('first')->addError(new FormError($this->translator->trans('Account %mail% updated but unable to contact', array('%mail%' => $mail['context']['recipient_mail']))));
                                        }
                                }
                        }
                //Accout not found
                } else {
-                       //Add error message to mail field
-                       $form->get('mail')->addError(new FormError($this->translator->trans('Unable to find account: %mail%', ['%mail%' => $slugger->unshort($recipient)])));
+                       //Add error in flash message
+                       //XXX: prevent slugger reverse engineering by not displaying decoded recipient
+                       #$this->addFlash('error', $this->translator->trans('Unable to find account %mail%', ['%mail%' => $slugger->unshort($recipient)]));
                }
 
                //Render view
@@ -339,14 +485,28 @@ class DefaultController extends AbstractController {
                        //Template
                        $this->config['recover_mail']['view']['name'],
                        //Context
-                       ['form' => $form->createView(), 'sent' => $request->query->get('sent', 0), 'notfound' => $notfound]+$this->config['recover_mail']['view']['context']
+                       ['form' => $form->createView(), 'sent' => $request->query->get('sent', 0), 'found' => $found]+$this->config['recover_mail']['view']['context']
                );
        }
 
+       /**
+        * Register an account
+        *
+        * @todo: activation link
+        *
+        * @param Request $request The request
+        * @param UserPasswordEncoderInterface $encoder The password encoder
+        * @param MailerInterface $mailer The mailer
+        * @return Response The response
+        */
        public function register(Request $request, UserPasswordEncoderInterface $encoder, MailerInterface $mailer) {
+               //Get doctrine
+               $doctrine = $this->getDoctrine();
+
                //Create the RegisterType form and give the proper parameters
                $form = $this->createForm($this->config['register']['view']['form'], null, array(
-                       'class_title' => $this->config['class']['title'],
+                       'class_civility' => $this->config['class']['civility'],
+                       'civility' => $doctrine->getRepository($this->config['class']['civility'])->findOneByTitle($this->config['default']['civility']),
                        //Set action to register route name and context
                        'action' => $this->generateUrl($this->config['route']['register']['name'], $this->config['route']['register']['context']),
                        'method' => 'POST'
@@ -381,13 +541,7 @@ class DefaultController extends AbstractController {
                                $mail['context']['recipient_name'] = trim($data['forename'].' '.$data['surname'].($data['pseudonym']?' ('.$data['pseudonym'].')':''));
 
                                //Init subject context
-                               $subjectContext = [];
-
-                               //Process each context pair
-                               foreach($mail['context']+$this->config['register']['view']['context'] as $k => $v) {
-                                       //Reinsert each context pair with the key surrounded by %
-                                       $subjectContext['%'.$k.'%'] = $v;
-                               }
+                               $subjectContext = $this->flatten(array_replace_recursive($this->config['register']['view']['context'], $mail['context']), null, '.', '%', '%');
 
                                //Translate subject
                                $mail['subject'] = ucfirst($this->translator->trans($mail['subject'], $subjectContext));
@@ -395,10 +549,10 @@ class DefaultController extends AbstractController {
                                //Create message
                                $message = (new TemplatedEmail())
                                        //Set sender
-                                       ->from(new NamedAddress($this->config['contact']['mail'], $this->config['contact']['name']))
+                                       ->from(new Address($this->config['contact']['mail'], $this->config['contact']['title']))
                                        //Set recipient
                                        //XXX: remove the debug set in vendor/symfony/mime/Address.php +46
-                                       ->to(new NamedAddress($mail['context']['recipient_mail'], $mail['context']['recipient_name']))
+                                       ->to(new Address($mail['context']['recipient_mail'], $mail['context']['recipient_name']))
                                        //Set subject
                                        ->subject($mail['subject'])
 
@@ -407,10 +561,9 @@ class DefaultController extends AbstractController {
                                        ->textTemplate($mail['text'])
 
                                        //Set context
-                                       ->context(['subject' => $mail['subject']]+$mail['context']+$this->config['register']['view']['context']);
-
-                               //Get doctrine
-                               $doctrine = $this->getDoctrine();
+                                       //XXX: require recursive merge to avoid loosing subkeys
+                                       //['subject' => $mail['subject']]+$mail['context']+$this->config['register']['view']['context']
+                                       ->context(array_replace_recursive($this->config['register']['view']['context'], $mail['context'], ['subject' => $mail['subject']]));
 
                                //Get manager
                                $manager = $doctrine->getManager();
@@ -428,12 +581,22 @@ class DefaultController extends AbstractController {
                                $user->setPhone($data['phone']);
                                $user->setPassword($encoder->encodePassword($user, $data['password']));
                                $user->setActive(true);
-                               $user->setTitle($data['title']);
-
-                               //XXX: For now there is no point in setting a role at subscription
-                               //TODO: see if we can't modify group constructor to set role directly from args
-                               //XXX: see vendor/symfony/symfony/src/Symfony/Component/Security/Core/Role/Role.php
-                               #$user->addGroup($doctrine->getRepository($this->config['class']['group'])->findOneByRole('ROLE_USER'));
+                               $user->setCivility($data['civility']);
+
+                               //Iterate on default group
+                               foreach($this->config['default']['group'] as $i => $groupTitle) {
+                                       //Fetch group
+                                       if (($group = $doctrine->getRepository($this->config['class']['group'])->findOneByTitle($groupTitle))) {
+                                               //Set default group
+                                               //XXX: see vendor/symfony/security-core/Role/Role.php
+                                               $user->addGroup($group);
+                                       //Group not found
+                                       } else {
+                                               //Throw exception
+                                               //XXX: consider missing group as fatal
+                                               throw new \Exception(sprintf('Group from rapsys_user.default.group[%d] not found by title: %s', $i, $groupTitle));
+                                       }
+                               }
 
                                $user->setCreated(new \DateTime('now'));
                                $user->setUpdated(new \DateTime('now'));
@@ -458,12 +621,12 @@ class DefaultController extends AbstractController {
                                        //Catch obvious transport exception
                                        } catch(TransportExceptionInterface $e) {
                                                //Add error message mail unreachable
-                                               $form->get('mail')->addError(new FormError($this->translator->trans('Account created but unable to contact: %mail%', array('%mail%' => $data['mail']))));
+                                               $form->get('mail')->addError(new FormError($this->translator->trans('Account %mail% created but unable to contact', array('%mail%' => $data['mail']))));
                                        }
                                //Catch double subscription
                                } catch (\Doctrine\DBAL\Exception\UniqueConstraintViolationException $e) {
                                        //Add error message mail already exists
-                                       $form->get('mail')->addError(new FormError($this->translator->trans('Account already exists: %mail%', ['%mail%' => $data['mail']])));
+                                       $form->get('mail')->addError(new FormError($this->translator->trans('Account %mail% already exists', ['%mail%' => $data['mail']])));
                                }
                        }
                }
@@ -477,6 +640,37 @@ class DefaultController extends AbstractController {
                );
        }
 
+       /**
+        * Recursively flatten an array
+        *
+        * @param array $data The data tree
+        * @param string|null $current The current prefix
+        * @param string $sep The key separator
+        * @param string $prefix The key prefix
+        * @param string $suffix The key suffix
+        * @return array The flattened data
+        */
+       protected function flatten($data, $current = null, $sep = '.', $prefix = '', $suffix = '') {
+               //Init result
+               $ret = [];
+
+               //Look for data array
+               if (is_array($data)) {
+                       //Iteare on each pair
+                       foreach($data as $k => $v) {
+                               //Merge flattened value in return array
+                               $ret += $this->flatten($v, empty($current) ? $k : $current.$sep.$k, $sep, $prefix, $suffix);
+                       }
+               //Look flat data
+               } else {
+                       //Store data in flattened key
+                       $ret[$prefix.$current.$suffix] = $data;
+               }
+
+               //Return result
+               return $ret;
+       }
+
        /**
         * {@inheritdoc}
         */