Merge remote-tracking branch 'ChillTask/master'

src/Bundle/ChillTask/.gitignore

@@ -0,0 +1 @@
+/vendor/

src/Bundle/ChillTask/.gitlab-ci.yml

@@ -0,0 +1,25 @@
+.test_definition: &test_definition
+    services:
+        - chill/database:latest
+    before_script:
+        - composer config github-oauth.github.com $GITHUB_TOKEN
+        - composer install
+        - cp  Resources/test/Fixtures/App/app/config/parameters.gitlab-ci.yml Resources/test/Fixtures/App/app/config/parameters.yml
+        - php Resources/test/Fixtures/App/app/console --env=test cache:warmup
+        - php Resources/test/Fixtures/App/app/console doctrine:migrations:migrate --env=test --no-interaction
+        - php Resources/test/Fixtures/App/app/console doctrine:fixtures:load --env=test --no-interaction
+    
+
+stages:
+   - deploy
+      
+deploy-packagist:    
+    stage: deploy    
+    image: chill/ci-image:php-7.2    
+    before_script:        
+        # test that PACKAGIST USERNAME and PACKAGIST_TOKEN variable are set        
+        - if [ -z ${PACKAGIST_USERNAME+x} ]; then echo "Please set PACKAGIST_USERNAME variable"; exit -1;  fi        
+        - if [ -z ${PACKAGIST_TOKEN+x} ]; then echo "Please set PACKAGIST_TOKEN variable";  exit -1; fi    
+    script:        
+        - STATUSCODE=$(curl -XPOST -H'content-type:application/json' "https://packagist.org/api/update-package?username=$PACKAGIST_USERNAME&apiToken=$PACKAGIST_TOKEN" -d"{\"repository\":{\"url\":\"$CI_PROJECT_URL.git\"}}" --silent --output /dev/stderr --write-out "%{http_code}")        
+        - if [ $STATUSCODE = "202" ]; then exit 0; else exit $STATUSCODE; fi

src/Bundle/ChillTask/CHANGELOG.md

@@ -0,0 +1,52 @@
+Version 1.5.1
+=============
+
+- fix bug in filter task form: allow to show the list of users, which was hidden when the user had access to multiple centers;
+- add assignee in task list;
+- fix some translation; 
+- add a filtering by center on list;
+- add color in boxes for task statuses;
+
+Version 1.5.4
+=============
+
+- adding indexes on place event and task
+
+Version 1.5.5
+=============
+
+- Fix error on the "see more" link which was not showed
+- Layout of the task list
+
+Version 1.5.6
+=============
+
+- fix: validation error on warning date interval is not shown
+- add privacy events to task show / list;
+- add privacy events to task edit / update;
+
+Version 1.5.7
+==============
+
+- fix error when showing task list without person in context (issue #3) ;
+
+Version 1.5.8
+=============
+
+- add returnPath to page Show and List for Single tasks ;
+
+Version 1.5.9
+=============
+
+- better exception description when task workflow is not found ;
+
+Version 1.5.10
+==============
+
+- load webpack config using a `configure` function ;
+
+Version 1.5.11
+==============
+
+- [task] fix loading of chill task list ;
+

src/Bundle/ChillTask/ChillTaskBundle.php

@@ -0,0 +1,36 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle;
+
+use Symfony\Component\HttpKernel\Bundle\Bundle;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Chill\TaskBundle\DependencyInjection\Compiler\TaskWorkflowDefinitionCompilerPass;
+
+/**
+ * 
+ *
+ */
+class ChillTaskBundle extends Bundle
+{
+    public function build(ContainerBuilder $container)
+    {
+        parent::build($container);
+        
+        $container->addCompilerPass(new TaskWorkflowDefinitionCompilerPass());
+    }
+}

src/Bundle/ChillTask/Controller/SingleTaskController.php

@@ -0,0 +1,604 @@
+<?php
+
+namespace Chill\TaskBundle\Controller;
+
+use Chill\PersonBundle\Privacy\PrivacyEvent;
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
+use Doctrine\ORM\EntityManager;
+use Chill\PersonBundle\Entity\Person;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Chill\TaskBundle\Entity\SingleTask;
+use Chill\TaskBundle\Form\SingleTaskType;
+use Chill\TaskBundle\Form\SingleTaskListType;
+use Symfony\Component\Form\Extension\Core\Type\SubmitType;
+use Symfony\Component\Form\FormFactoryInterface;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Symfony\Component\Security\Core\Role\Role;
+use Chill\MainBundle\Pagination\PaginatorFactory;
+use Chill\TaskBundle\Repository\SingleTaskRepository;
+use Chill\MainBundle\Entity\User;
+use Chill\PersonBundle\Security\Authorization\PersonVoter;
+use Chill\PersonBundle\Repository\PersonRepository;
+use Chill\MainBundle\Entity\UserRepository;
+use Chill\TaskBundle\Event\TaskEvent;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use Symfony\Component\Translation\TranslatorInterface;
+use Chill\TaskBundle\Event\UI\UIEvent;
+use Chill\MainBundle\Repository\CenterRepository;
+
+
+class SingleTaskController extends Controller
+{
+    
+    /**
+     * @var EventDispatcherInterface
+     */
+    protected $eventDispatcher;
+    
+    /**
+     * SingleTaskController constructor.
+     *
+     * @param EventDispatcherInterface $eventDispatcher
+     */
+    public function __construct(EventDispatcherInterface $eventDispatcher)
+    {
+        $this->eventDispatcher = $eventDispatcher;
+    }
+    
+    
+    /**
+     * @Route(
+     * "/{_locale}/task/single-task/new",
+     * name="chill_task_single_task_new"
+     * )
+     */
+    public function newAction(
+        Request $request,
+        TranslatorInterface $translator
+    ) {
+
+      $task = (new SingleTask())
+          ->setAssignee($this->getUser())
+          ->setType('task_default')
+          ;
+
+        if ($request->query->has('person_id')) {
+            $personId = $request->query->getInt('person_id', null);
+
+            if ($personId === null) {
+                return new Response("You must provide a person_id", Response::HTTP_BAD_REQUEST);
+            }
+
+            $person = $this->getDoctrine()->getManager()
+                ->getRepository(Person::class)
+                ->find($personId);
+
+            if ($person === null) {
+                $this->createNotFoundException("Invalid person id");
+            }
+
+            $task->setPerson($person);
+        }
+
+        $this->denyAccessUnlessGranted(TaskVoter::CREATE, $task, 'You are not '
+            . 'allowed to create this task');
+
+        $form = $this->setCreateForm($task, new Role(TaskVoter::CREATE));
+
+        $form->handleRequest($request);
+        
+        if ($form->isSubmitted()) {
+            if ($form->isValid()) {
+                $em = $this->getDoctrine()->getManager();
+                $em->persist($task);
+
+                $this->eventDispatcher->dispatch(TaskEvent::PERSIST, new TaskEvent($task));
+
+                $em->flush();
+
+                $this->addFlash('success', $translator->trans("The task is created"));
+
+                return $this->redirectToRoute('chill_task_singletask_list', [
+                    'person_id' => $task->getPerson()->getId()
+                ]);
+
+            } else {
+                $this->addFlash('error', $translator->trans("This form contains errors"));
+            }
+        }
+
+        return $this->render('ChillTaskBundle:SingleTask:new.html.twig', array(
+            'form' => $form->createView(),
+            'task' => $task
+        ));
+    }
+
+
+    /**
+     * @Route(
+     * "/{_locale}/task/single-task/{id}/show",
+     * name="chill_task_single_task_show"
+     * )
+     */
+    public function showAction(Request $request, $id)
+    {
+        /* @var $taskRepository SingleTaskRepository */
+        $taskRepository = $this->get('chill_task.single_task_repository');
+
+        $task = $taskRepository->find($id);
+
+        if (!is_null($task->getPerson() === !null)) {
+            $personId = $task->getPerson()->getId();
+
+            if ($personId === null) {
+                return new Response("You must provide a person_id", Response::HTTP_BAD_REQUEST);
+            }
+
+            $person = $this->getDoctrine()->getManager()
+                ->getRepository(Person::class)
+                ->find($personId);
+
+            if ($person === null) {
+                throw $this->createNotFoundException("Invalid person id");
+            }
+        }
+        $this->denyAccessUnlessGranted(TaskVoter::SHOW, $task, 'You are not '
+            . 'allowed to view this task');
+
+        if (!$task) {
+            throw $this->createNotFoundException('Unable to find Task entity.');
+        }
+
+        $timeline = $this->get('chill.main.timeline_builder')
+            ->getTimelineHTML('task', array('task' => $task));
+    
+        $event = new PrivacyEvent($person, array(
+            'element_class' => SingleTask::class,
+            'element_id' => $task->getId(),
+            'action' => 'show'
+        ));
+        $this->eventDispatcher->dispatch(PrivacyEvent::PERSON_PRIVACY_EVENT, $event);
+        
+        return $this->render('ChillTaskBundle:SingleTask:show.html.twig', array(
+            'task'      => $task,
+            'timeline'  => $timeline
+        ));
+    }
+
+
+    /**
+     * @Route(
+     * "/{_locale}/task/single-task/{id}/edit",
+     * name="chill_task_single_task_edit"
+     * )
+     */
+    public function editAction(
+        Request $request,
+        $id,
+        TranslatorInterface $translator
+    ) {
+        /* @var $taskRepository SingleTaskRepository */
+        $taskRepository = $this->get('chill_task.single_task_repository');
+
+        $task = $taskRepository->find($id);
+
+        if (!is_null($task->getPerson() === !null)) {
+            $personId = $task->getPerson()->getId();
+            if ($personId === null) {
+                return new Response("You must provide a person_id", Response::HTTP_BAD_REQUEST);
+            }
+
+            $person = $this->getDoctrine()->getManager()
+                ->getRepository(Person::class)
+                ->find($personId);
+
+            if ($person === null) {
+                throw $this->createNotFoundException("Invalid person id");
+            }
+        }
+        $this->denyAccessUnlessGranted(TaskVoter::UPDATE, $task, 'You are not '
+            . 'allowed to edit this task');
+
+        if (!$task) {
+            throw $this->createNotFoundException('Unable to find Task entity.');
+        }
+        
+        $event = (new UIEvent('single-task', $task))
+            ->setForm($this->setCreateForm($task, new Role(TaskVoter::UPDATE)))
+            ;
+        
+        $this->eventDispatcher->dispatch(UIEvent::EDIT_FORM, $event);
+        
+        $form = $event->getForm();
+
+        $form->handleRequest($request);
+
+        if ($form->isSubmitted()) {
+            if ($form->isValid()) {
+                $em = $this->getDoctrine()->getManager();
+                $em->persist($task);
+
+                $em->flush();
+
+                $this->addFlash('success', $translator
+                    ->trans("The task has been updated"));
+    
+                $event = new PrivacyEvent($person, array(
+                    'element_class' => SingleTask::class,
+                    'element_id' => $task->getId(),
+                    'action' => 'update'
+                ));
+                $this->eventDispatcher->dispatch(PrivacyEvent::PERSON_PRIVACY_EVENT, $event);
+
+                return $this->redirectToRoute(
+                    'chill_task_singletask_list', 
+                    $request->query->get('list_params', [])
+                );
+
+            } else {
+                $this->addFlash('error', $translator->trans("This form contains errors"));
+            }
+        }
+        
+        $this->eventDispatcher->dispatch(UIEvent::EDIT_PAGE, $event);
+        
+        if ($event->hasResponse()) {
+            return $event->getResponse();
+        }
+    
+        $event = new PrivacyEvent($person, array(
+            'element_class' => SingleTask::class,
+            'element_id' => $task->getId(),
+            'action' => 'edit'
+        ));
+        $this->eventDispatcher->dispatch(PrivacyEvent::PERSON_PRIVACY_EVENT, $event);
+    
+        return $this->render('ChillTaskBundle:SingleTask:edit.html.twig', array(
+            'task'      => $task,
+            'form'      => $form->createView()
+        ));
+    }
+
+
+    /**
+     * @Route(
+     * "/{_locale}/task/single-task/{id}/delete",
+     * name="chill_task_single_task_delete"
+     * )
+     */
+    public function deleteAction(
+        Request $request,
+        $id,
+        TranslatorInterface $translator
+    ) {
+        /* @var $taskRepository SingleTaskRepository */
+        $taskRepository = $this->get('chill_task.single_task_repository');
+
+        $task = $taskRepository->find($id);
+
+        if (!$task) {
+            throw $this->createNotFoundException('Unable to find Task entity.');
+        }
+
+        if (!is_null($task->getPerson() === !null)) {
+
+            $personId = $task->getPerson()->getId();
+            if ($personId === null) {
+                return new Response("You must provide a person_id", Response::HTTP_BAD_REQUEST);
+            }
+
+            $person = $this->getDoctrine()->getManager()
+                ->getRepository(Person::class)
+                ->find($personId);
+
+            if ($person === null) {
+                throw $this->createNotFoundException("Invalid person id");
+            }
+
+        }
+
+        $this->denyAccessUnlessGranted(TaskVoter::DELETE, $task, 'You are not '
+            . 'allowed to delete this task');
+
+        $form = $this->createDeleteForm($id);
+
+        if ($request->getMethod() === Request::METHOD_DELETE) {
+            $form->handleRequest($request);
+
+            if ($form->isValid()) {
+                $logger = $this->get('chill.main.logger');
+
+                $logger->notice("A task has been removed", array(
+                   'by_user' => $this->getUser()->getUsername(),
+                   'task_id' => $task->getId(),
+                   'description' => $task->getDescription(),
+                   'assignee' => $task->getAssignee(),
+                   'scope_id' => $task->getScope()->getId(),
+                   //'start_date' => $task->getStartDate()->format('Y-m-d'),
+                   //'end_date' => $task->getEndDate()->format('Y-m-d'),
+                   //'warning_interval' => $task->getWarningInterval()->format('Y-m-d')
+                ));
+
+                $em = $this->getDoctrine()->getManager();
+                $em->remove($task);
+                $em->flush();
+
+                $this->addFlash('success', $translator
+                      ->trans("The task has been successfully removed."));
+
+                return $this->redirect($this->generateUrl(
+                  'chill_task_singletask_list', 
+                  $request->query->get('list_params', [
+                      'person_id' => $person->getId()
+                  ])));
+            }
+        }
+
+
+        return $this->render('ChillTaskBundle:SingleTask:confirm_delete.html.twig', array(
+           'task' => $task,
+           'delete_form' => $form->createView()
+        ));
+    }
+
+    /**
+     *
+     * @param SingleTask $task
+     * @param Role $role
+     * @return \Symfony\Component\Form\FormInterface
+     */
+    protected function setCreateForm(SingleTask $task, Role $role)
+    {
+        $form = $this->createForm(SingleTaskType::class, $task, [
+            'center' => $task->getCenter(),
+            'role'   => $role
+        ]);
+
+        $form->add('submit', SubmitType::class);
+
+        return $form;
+    }
+
+    /**
+     *
+     * @return Response
+     * @Route(
+     *   "/{_locale}/task/single-task/list/my",
+     *   name="chill_task_single_my_tasks"
+     * )
+     */
+    public function myTasksAction(TranslatorInterface $translator)
+    {
+        return $this->redirectToRoute('chill_task_singletask_list', [
+            'user_id' => $this->getUser()->getId(),
+            'hide_form' => true,
+            'title' => $translator->trans('My tasks')
+        ]);
+    }
+
+    /**
+     *
+     * Arguments:
+     *  - user_id
+     *  - scope_id
+     *  - person_id
+     *  - hide_form (hide the form to filter the tasks)
+     *  - status: date state, amongst SingleTaskRepository::DATE_STATUSES, or 'closed'
+     *
+     * @Route(
+     *  "/{_locale}/task/singletask/list",
+     *  name="chill_task_singletask_list"
+     * )
+     */
+    public function listAction(
+        Request $request,
+        PaginatorFactory $paginatorFactory,
+        SingleTaskRepository $taskRepository,
+        PersonRepository $personRepository,
+        CenterRepository $centerRepository,
+        FormFactoryInterface $formFactory
+    ) {
+        /* @var $viewParams array The parameters for the view */
+        /* @var $params array The parameters for the query */
+
+        $viewParams['person'] = null;
+        $params['person'] = null;
+        $viewParams['user'] = null;
+        $params['user'] = null;
+        $viewParams['center'] = null;
+        $params['types'] = null;
+
+        // Get parameters from url
+        if (!empty($request->query->get('person_id', NULL))) {
+            $personId = $request->query->getInt('person_id');
+            $person = $personRepository->find($personId);
+
+            if ($person === null) {
+                 throw $this->createNotFoundException("This person ' $personId ' does not exist.");
+            }
+
+            $this->denyAccessUnlessGranted(PersonVoter::SEE, $person);
+
+            $viewParams['person'] = $person;
+            $params['person'] = $person;
+        } elseif (!empty($request->query->get('center_id', NULL))) {
+            $center = $centerRepository->find($request->query->getInt('center_id'));
+            
+            if ($center === null) {
+                throw $this->createNotFoundException('center not found');
+            }
+            
+            $params['center'] = $center;
+        }
+        
+        if(!empty($request->query->get('types', []))) {
+            $types = $request->query->get('types', []);
+            if (count($types) > 0) {
+                $params['types'] = $types;
+            }
+        }
+
+        if (!empty($request->query->get('user_id', null))) {
+            if ($request->query->get('user_id') === '_unassigned') {
+                $params['unassigned'] = true;
+            } else {
+                $userId = $request->query->getInt('user_id', null);
+                $user = $this->getDoctrine()->getManager()
+                    ->getRepository('ChillMainBundle:User')
+                    ->find($userId);
+
+                if ($user === null) {
+                     throw $this->createNotFoundException("This user ' $userId ' does not exist.");
+                }
+
+                $viewParams['user'] = $user;
+                $params['user'] = $user;
+            }
+        }
+
+        if (!empty($request->query->get('scope_id'))) {
+
+            $scopeId = $request->query->getInt('scope_id', null);
+            $scope = $this->getDoctrine()->getManager()
+                ->getRepository('ChillMainBundle:Scope')
+                ->find($scopeId);
+
+            if ($scope === null) {
+                 throw $this->createNotFoundException("This scope' $scopeId 'does not exist.");
+            }
+
+            $viewParams['scope'] = $scope;
+            $params['scope'] = $scope;
+        }
+
+        // collect parameters for filter
+        $possibleStatuses = \array_merge(SingleTaskRepository::DATE_STATUSES, [ 'closed' ]);
+        $statuses = $request->query->get('status', $possibleStatuses);
+
+        // check for invalid statuses
+        $diff = \array_diff($statuses, $possibleStatuses);
+        if (count($diff) > 0) {
+            return new Response(
+                'date_status not allowed: '. \implode(', ', $diff),
+                 Response::HTTP_BAD_REQUEST
+                );
+        }
+
+        $viewParams['isSingleStatus'] = $singleStatus = count($statuses) === 1;
+
+        $tasks_count = 0;
+
+        foreach($statuses as $status) {
+            if($request->query->has('status')
+                && FALSE === \in_array($status, $statuses)) {
+                continue;
+            }
+
+            // different query if regarding to date or 'closed'
+            if (in_array($status, SingleTaskRepository::DATE_STATUSES)) {
+                $params['date_status'] = $status;
+                $params['is_closed']   = false;
+            } else {
+                $params['date_status'] = null;
+                $params['is_closed']   = true;
+            }
+
+            $count = $taskRepository
+                ->countByParameters($params, $this->getUser())
+                ;
+            $paginator = $paginatorFactory->create($count);
+
+            $viewParams['single_task_'.$status.'_count'] = $count;
+            $viewParams['single_task_'.$status.'_paginator'] = $paginator;
+            $viewParams['single_task_'.$status.'_tasks'] = $taskRepository
+                ->findByParameters($params, $this->getUser(),
+                    $singleStatus ? $paginator->getCurrentPage()->getFirstItemNumber() : 0,
+                    $singleStatus ? $paginator->getItemsPerPage() : 10)
+                ;
+
+            $tasks_count = $tasks_count + $count;
+        }
+
+        // total number of tasks
+        $viewParams['tasks_count'] = $tasks_count;
+
+        if ($viewParams['person'] !== null){
+            $viewParams['layout'] = 'ChillPersonBundle::layout.html.twig';
+        } else {
+            $viewParams['layout'] = 'ChillMainBundle::layout.html.twig';
+        }
+
+        // Form for filtering tasks
+        $form = $formFactory->createNamed(null, SingleTaskListType::class, null, [
+            'person' => $viewParams['person'],
+            'method' => Request::METHOD_GET,
+            'csrf_protection' => false,
+            'add_type' => true
+        ]);
+
+        $form->handleRequest($request);
+    
+        if (isset($person)) {
+            $event = new PrivacyEvent($person, array(
+                'element_class' => SingleTask::class,
+                'action' => 'list'
+            ));
+            $this->eventDispatcher->dispatch(PrivacyEvent::PERSON_PRIVACY_EVENT, $event);
+        }
+        
+        return $this->render('ChillTaskBundle:SingleTask:index.html.twig',
+            \array_merge($viewParams, [ 'form' => $form->createView() ]));
+    }
+
+
+    protected function getPersonParam(Request $request, EntityManagerInterface $em)
+    {
+        $person = $em->getRepository(Person::class)
+            ->find($request->query->getInt('person_id'))
+            ;
+
+        if (NULL === $person) {
+            throw $this->createNotFoundException('person not found');
+        }
+
+        $this->denyAccessUnlessGranted(PersonVoter::SEE, $person, "You are "
+            . "not allowed to see this person");
+
+        return $person;
+    }
+
+    protected function getUserParam(Request $request, EntityManagerInterface $em)
+    {
+        $user = $em->getRepository(User::class)
+            ->find($request->query->getInt('user_id'))
+            ;
+
+        if (NULL === $user) {
+            throw $this->createNotFoundException('user not found');
+        }
+
+        return $user;
+    }
+
+    /**
+     * Creates a form to delete a Task entity by id.
+     *
+     * @param mixed $id The entity id
+     *
+     * @return \Symfony\Component\Form\Form The form
+     */
+    private function createDeleteForm($id)
+    {
+        return $this->createFormBuilder()
+            ->setAction($this->generateUrl(
+                'chill_task_single_task_delete',
+                array('id' => $id)))
+            ->setMethod('DELETE')
+            ->add('submit', SubmitType::class, array('label' => 'Delete'))
+            ->getForm()
+        ;
+    }
+
+}

src/Bundle/ChillTask/Controller/TaskController.php

@@ -0,0 +1,142 @@
+<?php
+
+namespace Chill\TaskBundle\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Controller\Controller;
+use Chill\TaskBundle\Repository\SingleTaskRepository;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Symfony\Component\Workflow\Registry;
+use Symfony\Component\HttpFoundation\Response;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Component\Translation\TranslatorInterface;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use Chill\TaskBundle\Event\UI\UIEvent;
+use Chill\TaskBundle\Entity\AbstractTask;
+use Symfony\Component\Form\Extension\Core\Type\SubmitType;
+use Symfony\Component\Workflow\Transition;
+
+
+class TaskController extends Controller
+{
+    /**
+     * Apply a transition to a task
+     *
+     * @Route(
+     *  "/{_locale}/task/transition/{kind}/{taskId}/{transition}",
+     *  name="chill_task_task_transition"
+     * )
+     *
+     * @param string $kind
+     * @param int $taskId
+     * @param string $transition
+     * @param SingleTaskRepository $singleTaskRepository
+     * @param Registry $registry
+     * @param EntityManagerInterface $em
+     * @param Request $request
+     * @param TranslatorInterface $translator
+     * @return Response
+     */
+    public function applyTransitionAction(
+        $kind,
+        $taskId,
+        $transition,
+        SingleTaskRepository $singleTaskRepository,
+        Registry $registry,
+        EntityManagerInterface $em,
+        Request $request,
+        TranslatorInterface $translator,
+        EventDispatcherInterface $eventDispatcher
+    ) {
+        switch ($kind) {
+            case 'single-task':
+                $task = $singleTaskRepository
+                    ->find($taskId)
+                    ;
+                $defaultReturnPath = $this->generateUrl(
+                    'chill_task_single_task_show',
+                    [ 
+                        'id' => $task->getId(),
+                        'list_params' => $request->query->get('list_params', [])
+                    ]);
+                $defaultTemplate = '@ChillTask/SingleTask/transition.html.twig';
+                break;
+            default:
+                return new Response("The type '$kind' is not implemented",
+                    Response::HTTP_BAD_REQUEST);
+        }
+
+        if (NULL === $task) {
+            throw $this->createNotFoundException("task with id '$taskId' and type "
+                . "'$type' does not exists");
+        }
+        
+        $workflow = $registry->get($task);
+        
+        if (!$workflow->can($task, $transition)) {
+            throw $this->createAccessDeniedException('You are not allowed to apply this transition');
+        }
+        $transitionInstance = \array_values( // array_values needed to reset keys (array_filter preserves keys)
+            \array_filter(
+                        $workflow->getEnabledTransitions($task), 
+                        function(Transition $t) use ($transition) {
+                            return $t->getName() === $transition;
+                        }
+                     ))[0];
+        
+        $form = $this->createTransitionForm($task);
+        
+        $form->handleRequest($request);
+        
+        if ($form->isSubmitted() && $form->isValid()) {
+
+            if ($workflow->can($task, $transition)) {
+                $workflow->apply($task, $transition);
+
+                $em->flush();
+
+                $this->addFlash('success', $translator->trans('The transition is successfully applied'));
+
+            } else {
+                $this->addFlash('error', $translator->trans('The transition could not be applied'));
+            }
+            
+            return $this->redirect($defaultReturnPath);
+        } else {
+            $event = (new UIEvent($kind, $task))
+                ->setForm($form)
+                ->setTransition($transitionInstance)
+                ;
+            
+            $eventDispatcher->dispatch(UIEvent::SHOW_TRANSITION_PAGE, $event);
+            
+            if ($event->hasResponse()) {
+                return $event->getResponse();
+            } else {
+                // we simply check that the user can see the task. Other ACL checks
+                // should be performed using `guard` events.
+                $this->denyAccessUnlessGranted(TaskVoter::SHOW, $task);
+                
+                return $this->render($defaultTemplate, [
+                    'task' => $task,
+                    'form' => $form->createView(),
+                    'transition' => $transitionInstance
+                ]);
+            }
+        }
+    }
+    
+    /**
+     * 
+     * @param \Chill\TaskBundle\Controller\AbstractTask $task
+     * @return \Symfony\Component\Form\FormInterface
+     */
+    protected function createTransitionForm(AbstractTask $task)
+    {
+        $builder = $this->createFormBuilder($task);
+        $builder->add('submit', SubmitType::class);
+        
+        return $builder->getForm();
+    }
+}

src/Bundle/ChillTask/DataFixtures/ORM/LoadTaskACL.php

@@ -0,0 +1,91 @@
+<?php
+
+/*
+ * Copyright (C) 2015 Julien Fastré <julien.fastre@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace Chill\TaskBundle\DataFixtures\ORM;
+
+use Doctrine\Common\DataFixtures\AbstractFixture;
+use Doctrine\Common\DataFixtures\OrderedFixtureInterface;
+use Doctrine\Common\Persistence\ObjectManager;
+use Chill\MainBundle\DataFixtures\ORM\LoadPermissionsGroup;
+use Chill\MainBundle\Entity\RoleScope;
+use Chill\MainBundle\DataFixtures\ORM\LoadScopes;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+
+/**
+ * Add a role UPDATE & CREATE for all groups except administrative,
+ * and a role SEE for administrative
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class LoadTaskACL extends AbstractFixture implements OrderedFixtureInterface
+{
+    public function getOrder()
+    {
+        return 16000;
+    }
+
+    
+    public function load(ObjectManager $manager)
+    {
+        foreach (LoadPermissionsGroup::$refs as $permissionsGroupRef) {
+            $permissionsGroup = $this->getReference($permissionsGroupRef);
+            foreach (LoadScopes::$references as $scopeRef){
+                $scope = $this->getReference($scopeRef);
+                //create permission group
+                switch ($permissionsGroup->getName()) {
+                    case 'social':
+                        if ($scope->getName()['en'] === 'administrative') {
+                            break 2; // we do not want any power on administrative
+                        }
+                        break;
+                    case 'administrative':
+                    case 'direction':
+                        if (in_array($scope->getName()['en'], array('administrative', 'social'))) {
+                            break 2; // we do not want any power on social or administrative
+                        }  
+                        break;
+                }
+                
+                printf("Adding CHILL_TASK_TASK_UPDATE & CHILL_TASK_TASK_CREATE & Chill_TASK_TASK_DELETE permissions to %s "
+                        . "permission group, scope '%s' \n", 
+                        $permissionsGroup->getName(), $scope->getName()['en']);
+                $roleScopeUpdate = (new RoleScope())
+                            ->setRole(TaskVoter::UPDATE)
+                            ->setScope($scope);
+                $permissionsGroup->addRoleScope($roleScopeUpdate);
+                $roleScopeCreate = (new RoleScope())
+                            ->setRole(TaskVoter::CREATE)
+                            ->setScope($scope);
+                $permissionsGroup->addRoleScope($roleScopeCreate);
+                $roleScopeDelete = (new RoleScope())
+                            ->setRole(TaskVoter::DELETE)
+                            ->setScope($scope);
+                $permissionsGroup->addRoleScope($roleScopeDelete);
+                
+                $manager->persist($roleScopeUpdate);
+                $manager->persist($roleScopeCreate);
+                $manager->persist($roleScopeDelete);
+            }
+            
+        }
+        
+        $manager->flush();
+    }
+
+}

src/Bundle/ChillTask/DependencyInjection/ChillTaskExtension.php

@@ -0,0 +1,103 @@
+<?php
+
+namespace Chill\TaskBundle\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\Config\FileLocator;
+use Symfony\Component\HttpKernel\DependencyInjection\Extension;
+use Symfony\Component\DependencyInjection\Loader;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
+use Chill\TaskBundle\Workflow\TaskWorkflowManager;
+
+/**
+ * This is the class that loads and manages your bundle configuration.
+ *
+ * @link http://symfony.com/doc/current/cookbook/bundles/extension.html
+ */
+class ChillTaskExtension extends Extension implements PrependExtensionInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function load(array $configs, ContainerBuilder $container)
+    {
+        $configuration = new Configuration();
+        $config = $this->processConfiguration($configuration, $configs);
+
+        $loader = new Loader\YamlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
+        $loader->load('services/controller.yml');
+        $loader->load('services/security.yml');
+        $loader->load('services/repositories.yml');
+        $loader->load('services/workflow.yml');
+        $loader->load('services/templating.yml');
+        $loader->load('services/menu.yml');
+        $loader->load('services/event.yml');
+        $loader->load('services/timeline.yml');
+        $loader->load('services/fixtures.yml');
+        $loader->load('services/form.yml');
+    }
+
+    public function prepend(ContainerBuilder $container)
+    {
+        $this->prependAuthorization($container);
+        $this->prependRoute($container);
+        $this->prependWorkflows($container);
+    }
+    
+    protected function prependRoute(ContainerBuilder $container)
+    {
+        //declare routes for task bundle
+        $container->prependExtensionConfig('chill_main', array(
+           'routing' => array(
+              'resources' => array(
+                 '@ChillTaskBundle/Resources/config/routing.yml'
+              )
+           )
+        ));
+    }
+    
+    protected function prependAuthorization(ContainerBuilder $container)
+    {
+        $container->prependExtensionConfig('security', array(
+           'role_hierarchy' => array(
+               TaskVoter::UPDATE => [TaskVoter::SHOW],
+               TaskVoter::CREATE => [TaskVoter::SHOW]
+           )
+        ));
+    }
+    
+    protected function prependWorkflows(ContainerBuilder $container)
+    {
+        $container->prependExtensionConfig('framework', [
+            'workflows' => [
+                'task_default' => [
+                    'marking_store' => [
+                        'type' => 'multiple_state',
+                        'arguments' => [
+                            'currentStates'
+                        ],
+                    ],
+                    'type'          => 'state_machine',
+                    'support_strategy' => TaskWorkflowManager::class,
+                    'places' => [ 'new', 'in_progress', 'closed', 'canceled'],
+                    'initial_place' => 'new',
+                    'transitions' => [
+                        'start' => [
+                            'from' => 'new',
+                            'to'   => 'in_progress'
+                        ],
+                        'close' => [
+                            'from' => ['new', 'in_progress'],
+                            'to'   => 'closed'
+                        ],
+                        'cancel' => [
+                            'from' => ['new', 'in_progress'],
+                            'to'   => 'canceled'
+                        ]
+                    ]
+                ]
+            ]
+        ]);
+    }
+}

src/Bundle/ChillTask/DependencyInjection/Compiler/TaskWorkflowDefinitionCompilerPass.php

@@ -0,0 +1,71 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Chill\TaskBundle\Workflow\TaskWorkflowManager;
+use Symfony\Component\DependencyInjection\Reference;
+use Chill\TaskBundle\Templating\UI\CountNotificationTask;
+use Chill\TaskBundle\Event\Lifecycle\TaskLifecycleEvent;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskWorkflowDefinitionCompilerPass implements CompilerPassInterface
+{
+    public function process(ContainerBuilder $container)
+    {
+        if (!$container->hasDefinition(TaskWorkflowManager::class)) {
+            throw new \LogicException("The service ".TaskWorkflowManager::class." is "
+                . "not registered");
+        }
+        
+        $workflowManagerDefinition = $container->getDefinition(TaskWorkflowManager::class);
+        $counterDefinition = $container->getDefinition(CountNotificationTask::class);
+        $lifecycleDefinition = $container->getDefinition(TaskLifecycleEvent::class);
+        
+        foreach ($container->findTaggedServiceIds('chill_task.workflow_definition') as $id => $tags) {
+            // registering the definition to manager
+            $workflowManagerDefinition
+                ->addMethodCall('addDefinition', [new Reference($id)]);
+            // adding a listener for currentStatus changes
+            $definition = $container->getDefinition($id);
+            $workflowManagerDefinition
+                ->addTag('kernel.event_listener', [
+                    'event' => sprintf('workflow.%s.entered', $definition->getClass()::getAssociatedWorkflowName()), 
+                    'method' => 'onTaskStateEntered', 
+                    'priority' => -255 
+                    ]);
+            $counterDefinition
+                ->addTag('kernel.event_listener', [
+                    'event' => sprintf('workflow.%s.entered', $definition->getClass()::getAssociatedWorkflowName()),
+                    'method' => 'resetCacheOnNewStates',
+                    'priority' => 0
+                ]);
+            $lifecycleDefinition
+                ->addTag('kernel.event_listener', [
+                    'event' => sprintf('workflow.%s.transition', $definition->getClass()::getAssociatedWorkflowName()),
+                    'method' => 'onTransition',
+                    'priority' => 0
+                ]);
+        }
+    }
+}

src/Bundle/ChillTask/DependencyInjection/Configuration.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace Chill\TaskBundle\DependencyInjection;
+
+use Symfony\Component\Config\Definition\Builder\TreeBuilder;
+use Symfony\Component\Config\Definition\ConfigurationInterface;
+
+/**
+ * This is the class that validates and merges configuration from your app/config files.
+ *
+ * To learn more see {@link http://symfony.com/doc/current/cookbook/bundles/configuration.html}
+ */
+class Configuration implements ConfigurationInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getConfigTreeBuilder()
+    {
+        $treeBuilder = new TreeBuilder();
+        $rootNode = $treeBuilder->root('chill_task');
+
+        // Here you should define the parameters that are allowed to
+        // configure your bundle. See the documentation linked above for
+        // more information on that topic.
+
+        return $treeBuilder;
+    }
+}

src/Bundle/ChillTask/Entity/AbstractTask.php

@@ -0,0 +1,260 @@
+<?php
+
+namespace Chill\TaskBundle\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+use Chill\MainBundle\Entity\User;
+use Chill\PersonBundle\Entity\Person;
+use Chill\MainBundle\Entity\Scope;
+use Chill\MainBundle\Entity\HasScopeInterface;
+use Chill\MainBundle\Entity\HasCenterInterface;
+use Symfony\Component\Validator\Constraints as Assert;
+use Chill\MainBundle\Validator\Constraints\Entity\UserCircleConsistency;
+
+/**
+ * AbstractTask
+ *
+ * @ORM\MappedSuperclass()
+ * @UserCircleConsistency(
+ *  "CHILL_TASK_TASK_SHOW",
+ *  getUserFunction="getAssignee"
+ * )
+ */
+abstract class AbstractTask implements HasScopeInterface, HasCenterInterface
+{
+
+    /**
+     * @var string
+     *
+     * @ORM\Column(name="type", type="string", length=255)
+     */
+    private $type;
+
+    /**
+     * @var json
+     *
+     * @ORM\Column(name="current_states", type="json")
+     */
+    private $currentStates = [];
+
+    /**
+     * @var string
+     *
+     * @ORM\Column(name="title", type="text")
+     * @Assert\NotBlank()
+     */
+    private $title = '';
+
+    /**
+     * @var string
+     *
+     * @ORM\Column(name="description", type="text")
+     */
+    private $description = '';
+    
+    /**
+     *
+     * @var User
+     * @ORM\ManyToOne(
+     *  targetEntity="\Chill\MainBundle\Entity\User"
+     * )
+     */
+    private $assignee;
+    
+    /**
+     *
+     * @var Person
+     * @ORM\ManyToOne(
+     *  targetEntity="\Chill\PersonBundle\Entity\Person"
+     * )
+     * @Assert\NotNull()
+     */
+    private $person;
+    
+    /**
+     *
+     * @var Scope
+     * @ORM\ManyToOne(
+     *  targetEntity="\Chill\MainBundle\Entity\Scope"
+     *  ) 
+     * @Assert\NotNull()
+     */
+    private $circle;
+    
+    /**
+     * @var boolean
+     * @ORM\Column(name="closed", type="boolean", options={ "default"=false })
+     */
+    private $closed = false;
+    
+    public function __construct()
+    {
+        
+    }
+
+    /**
+     * Set type
+     *
+     * @param string $type
+     *
+     * @return AbstractTask
+     */
+    public function setType($type)
+    {
+        $this->type = (string) $type;
+
+        return $this;
+    }
+
+    /**
+     * Get type
+     *
+     * @return string
+     */
+    public function getType()
+    {
+        return $this->type;
+    }
+
+    /**
+     * Set currentStates
+     * 
+     * The current states are sorted in a single array, non associative.
+     *
+     * @param $currentStates
+     *
+     * @return AbstractTask
+     */
+    public function setCurrentStates($currentStates)
+    {
+        $this->currentStates = \array_keys($currentStates);
+
+        return $this;
+    }
+
+    /**
+     * Get currentStates
+     * 
+     * The states are returned as required by marking store format. 
+     *
+     * @return array
+     */
+    public function getCurrentStates()
+    {
+        return \array_fill_keys($this->currentStates, 1);
+    }
+
+    /**
+     * Set title
+     *
+     * @param string $title
+     *
+     * @return AbstractTask
+     */
+    public function setTitle($title)
+    {
+        $this->title = (string) $title;
+
+        return $this;
+    }
+
+    /**
+     * Get title
+     *
+     * @return string
+     */
+    public function getTitle()
+    {
+        return $this->title;
+    }
+
+    /**
+     * Set description
+     *
+     * @param string $description
+     *
+     * @return AbstractTask
+     */
+    public function setDescription($description)
+    {
+        $this->description = (string) $description;
+
+        return $this;
+    }
+
+    /**
+     * Get description
+     *
+     * @return string
+     */
+    public function getDescription()
+    {
+        return $this->description;
+    }
+    
+    public function getAssignee(): ?User
+    {
+        return $this->assignee;
+    }
+
+    public function getPerson(): ?Person
+    {
+        return $this->person;
+    }
+
+    public function getCircle(): ?Scope
+    {
+        return $this->circle;
+    }
+    
+    public function setAssignee(User $assignee = null)
+    {
+        $this->assignee = $assignee;
+        return $this;
+    }
+
+    public function setPerson(Person $person)
+    {
+        $this->person = $person;
+        return $this;
+    }
+
+    public function setCircle(Scope $circle)
+    {
+        $this->circle = $circle;
+        return $this;
+    }
+
+    public function getCenter(): ?\Chill\MainBundle\Entity\Center
+    {
+        if ($this->getPerson() instanceof Person) {
+            return $this->getPerson()->getCenter();
+        }
+        
+        return null;
+        
+    }
+    
+    public function getScope(): ?\Chill\MainBundle\Entity\Scope
+    {
+        return $this->getCircle();
+    }
+
+    /**
+     * @return bool
+     */
+    public function isClosed(): bool
+    {
+        return $this->closed;
+    }
+    
+    /**
+     * 
+     * @param bool $closed
+     */
+    public function setClosed(bool $closed)
+    {
+        $this->closed = $closed;
+    }
+}
+

src/Bundle/ChillTask/Entity/RecurringTask.php

@@ -0,0 +1,210 @@
+<?php
+
+namespace Chill\TaskBundle\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+
+use Doctrine\Common\Collections\ArrayCollection;
+use Doctrine\Common\Collections\Collection;
+
+/**
+ * RecurringTask
+ *
+ * @ORM\Table(name="chill_task.recurring_task")
+ * @ORM\Entity(repositoryClass="Chill\TaskBundle\Repository\RecurringTaskRepository")
+ */
+class RecurringTask extends AbstractTask
+{
+    /**
+     * @var int
+     *
+     * @ORM\Column(name="id", type="integer")
+     * @ORM\Id
+     * @ORM\GeneratedValue(strategy="AUTO")
+     */
+    private $id;
+
+    /**
+     * @var \DateTime
+     *
+     * @ORM\Column(name="first_occurence_end_date", type="date")
+     */
+    private $firstOccurenceEndDate;
+
+    /**
+     * @var \DateTime
+     *
+     * @ORM\Column(name="last_occurence_end_date", type="date")
+     */
+    private $lastOccurenceEndDate;
+
+    /**
+     * @var string
+     *
+     * @ORM\Column(name="occurence_frequency", type="string", length=255)
+     */
+    private $occurenceFrequency;
+
+    /**
+     * @var dateinterval
+     *
+     * @ORM\Column(name="occurence_start_date", type="dateinterval")
+     */
+    private $occurenceStartDate;
+
+    /**
+     * @var dateinterval
+     *
+     * @ORM\Column(name="occurence_warning_interval", type="dateinterval", nullable=true)
+     */
+    private $occurenceWarningInterval;
+    
+    /**
+     *
+     * @var Collection
+     * 
+     * @ORM\OneToMany(
+     *  targetEntity="SingleTask",
+     *  mappedBy="recurringTask"
+     * )
+     */
+    private $singleTasks;
+
+
+    public function __construct()
+    {
+        $this->singleTasks = new ArrayCollection();
+    }
+
+    
+    /**
+     * Get id
+     *
+     * @return int
+     */
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    /**
+     * Set firstOccurenceEndDate
+     *
+     * @param \DateTime $firstOccurenceEndDate
+     *
+     * @return RecurringTask
+     */
+    public function setFirstOccurenceEndDate($firstOccurenceEndDate)
+    {
+        $this->firstOccurenceEndDate = $firstOccurenceEndDate;
+
+        return $this;
+    }
+
+    /**
+     * Get firstOccurenceEndDate
+     *
+     * @return \DateTime
+     */
+    public function getFirstOccurenceEndDate()
+    {
+        return $this->firstOccurenceEndDate;
+    }
+
+    /**
+     * Set lastOccurenceEndDate
+     *
+     * @param \DateTime $lastOccurenceEndDate
+     *
+     * @return RecurringTask
+     */
+    public function setLastOccurenceEndDate($lastOccurenceEndDate)
+    {
+        $this->lastOccurenceEndDate = $lastOccurenceEndDate;
+
+        return $this;
+    }
+
+    /**
+     * Get lastOccurenceEndDate
+     *
+     * @return \DateTime
+     */
+    public function getLastOccurenceEndDate()
+    {
+        return $this->lastOccurenceEndDate;
+    }
+
+    /**
+     * Set occurenceFrequency
+     *
+     * @param string $occurenceFrequency
+     *
+     * @return RecurringTask
+     */
+    public function setOccurenceFrequency($occurenceFrequency)
+    {
+        $this->occurenceFrequency = $occurenceFrequency;
+
+        return $this;
+    }
+
+    /**
+     * Get occurenceFrequency
+     *
+     * @return string
+     */
+    public function getOccurenceFrequency()
+    {
+        return $this->occurenceFrequency;
+    }
+
+    /**
+     * Set occurenceStartDate
+     *
+     * @param dateinterval $occurenceStartDate
+     *
+     * @return RecurringTask
+     */
+    public function setOccurenceStartDate($occurenceStartDate)
+    {
+        $this->occurenceStartDate = $occurenceStartDate;
+
+        return $this;
+    }
+
+    /**
+     * Get occurenceStartDate
+     *
+     * @return dateinterval
+     */
+    public function getOccurenceStartDate()
+    {
+        return $this->occurenceStartDate;
+    }
+
+    /**
+     * Set occurenceWarningInterval
+     *
+     * @param dateinterval $occurenceWarningInterval
+     *
+     * @return RecurringTask
+     */
+    public function setOccurenceWarningInterval($occurenceWarningInterval)
+    {
+        $this->occurenceWarningInterval = $occurenceWarningInterval;
+
+        return $this;
+    }
+
+    /**
+     * Get occurenceWarningInterval
+     *
+     * @return dateinterval
+     */
+    public function getOccurenceWarningInterval()
+    {
+        return $this->occurenceWarningInterval;
+    }
+}
+

src/Bundle/ChillTask/Entity/SingleTask.php

@@ -0,0 +1,234 @@
+<?php
+
+namespace Chill\TaskBundle\Entity;
+
+use Doctrine\ORM\Mapping as ORM;
+use Symfony\Component\Validator\Constraints as Assert;
+use Doctrine\Common\Collections\Collection;
+
+/**
+ * SingleTask
+ *
+ * @ORM\Table(
+ *   "chill_task.single_task",
+ *   indexes={
+ *     @ORM\Index(
+ *        name="by_type",
+ *        columns={ "type" }
+ *     ),
+ *     @ORM\Index(
+ *        name="by_current_state",
+ *        columns={ "current_states" }
+ *     )
+ *   }
+ * )
+ * @ORM\Entity(repositoryClass="Chill\TaskBundle\Repository\SingleTaskRepository")
+ */
+class SingleTask extends AbstractTask
+{
+    /**
+     * @var int
+     *
+     * @ORM\Column(name="id", type="integer")
+     * @ORM\Id
+     * @ORM\GeneratedValue(strategy="AUTO")
+     */
+    private $id;
+
+    /**
+     * @var \DateTime
+     *
+     * @ORM\Column(name="start_date", type="date", nullable=true)
+     * @Assert\Date()
+     * 
+     * @Assert\Expression(
+     *  "value === null or this.getEndDate() === null or value < this.getEndDate()",
+     *  message="The start date must be before the end date"
+     * )
+     * 
+     * @Assert\Expression(
+     *  "value === null or this.getWarningDate() === null or this.getWarningDate() > this.getStartDate()",
+     *  message="The start date must be before warning date"
+     * )
+     */
+    private $startDate;
+
+    /**
+     * @var \DateTime
+     *
+     * @ORM\Column(name="end_date", type="date", nullable=true)
+     * @Assert\Date()
+     */
+    private $endDate;
+
+    /**
+     * @var \DateInterval
+     *  and this.getEndDate() === null
+     *
+     * @ORM\Column(name="warning_interval", type="dateinterval", nullable=true)
+     * 
+     * @Assert\Expression(
+     *  "!(value != null and this.getEndDate() == null)",
+     *  message="An end date is required if a warning interval is set"
+     * )
+     * 
+     * 
+     */
+    private $warningInterval;
+    
+    /**
+     *
+     * @var RecurringTask
+     * @ORM\ManyToOne(
+     *  targetEntity="RecurringTask",
+     *  inversedBy="singleTasks"
+     * )
+     */
+    private $recurringTask;
+    
+    /**
+     *
+     * @var \Doctrine\Common\Collections\Collection
+     * @ORM\OneToMany(
+     *  targetEntity="\Chill\TaskBundle\Entity\Task\SingleTaskPlaceEvent",
+     *  mappedBy="task",
+     *  cascade={ "remove" }
+     * )
+     */
+    private $taskPlaceEvents;
+    
+    public function __construct()
+    {
+        $this->taskPlaceEvents = $events = new \Doctrine\Common\Collections\ArrayCollection;
+        
+        parent::__construct();
+    }
+
+    
+    /**
+     * Get id
+     *
+     * @return int
+     */
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    /**
+     * Set startDate
+     *
+     * @param \DateTime $startDate
+     *
+     * @return SingleTask
+     */
+    public function setStartDate($startDate)
+    {
+        $this->startDate = $startDate;
+
+        return $this;
+    }
+
+    /**
+     * Get startDate
+     *
+     * @return \DateTime
+     */
+    public function getStartDate()
+    {
+        return $this->startDate;
+    }
+
+    /**
+     * Set endDate
+     *
+     * @param \DateTime $endDate
+     *
+     * @return SingleTask
+     */
+    public function setEndDate($endDate)
+    {
+        $this->endDate = $endDate;
+
+        return $this;
+    }
+
+    /**
+     * Get endDate
+     *
+     * @return \DateTime
+     */
+    public function getEndDate()
+    {
+        return $this->endDate;
+    }
+
+    /**
+     * Set warningInterval
+     *
+     * @param string $warningInterval
+     *
+     * @return SingleTask
+     */
+    public function setWarningInterval($warningInterval)
+    {
+        $this->warningInterval = $warningInterval;
+
+        return $this;
+    }
+
+    /**
+     * Get warningInterval
+     *
+     * @return \DateInterval
+     */
+    public function getWarningInterval()
+    {
+        return $this->warningInterval;
+    }
+    
+    /**
+     * Get the Warning date, computed from the difference between the 
+     * end date and the warning interval
+     * 
+     * Return null if warningDate or endDate is null
+     * 
+     * @return \DateTimeImmutable
+     */
+    public function getWarningDate()
+    {
+        if ($this->getWarningInterval() === null) {
+            return null;
+        }
+        
+        if ($this->getEndDate() === null) {
+            return null;
+        }
+        
+        return \DateTimeImmutable::createFromMutable($this->getEndDate())
+            ->sub($this->getWarningInterval());
+    }
+    
+    function getRecurringTask(): RecurringTask
+    {
+        return $this->recurringTask;
+    }
+
+    function setRecurringTask(RecurringTask $recurringTask)
+    {
+        $this->recurringTask = $recurringTask;
+    }
+
+    public function getTaskPlaceEvents(): Collection
+    {
+        return $this->taskPlaceEvents;
+    }
+
+    public function setTaskPlaceEvents(Collection $taskPlaceEvents)
+    {
+        $this->taskPlaceEvents = $taskPlaceEvents;
+        
+        return $this;
+    }
+}
+

src/Bundle/ChillTask/Entity/Task/AbstractTaskPlaceEvent.php

@@ -0,0 +1,154 @@
+<?php
+
+namespace Chill\TaskBundle\Entity\Task;
+
+use Doctrine\ORM\Mapping as ORM;
+use Chill\MainBundle\Entity\User;
+
+/**
+ * AbstractTaskPlaceEvent
+ *
+ * @ORM\MappedSuperclass()
+ */
+class AbstractTaskPlaceEvent
+{
+    /**
+     * @var int
+     *
+     * @ORM\Column(name="id", type="integer")
+     * @ORM\Id
+     * @ORM\GeneratedValue(strategy="AUTO")
+     */
+    private $id;
+
+    /**
+     * @var datetime_immutable
+     *
+     * @ORM\Column(name="datetime", type="datetime_immutable")
+     */
+    private $datetime;
+
+    /**
+     * @var string
+     *
+     * @ORM\Column(name="transition", type="string", length=255)
+     */
+    private $transition = '';
+
+    /**
+     * @var string
+     *
+     * @ORM\Column(name="data", type="json")
+     */
+    private $data = [];
+    
+    /**
+     * 
+     * @var User
+     * @ORM\ManyToOne(
+     *  targetEntity="\Chill\MainBundle\Entity\User"
+     * )
+     */
+    private $author;
+
+    public function __construct()
+    {
+        $this->datetime = new \DateTimeImmutable('now');
+    }
+
+        /**
+     * Get id.
+     *
+     * @return int
+     */
+    public function getId()
+    {
+        return $this->id;
+    }
+
+    /**
+     * Set datetime.
+     *
+     * @param datetime_immutable $datetime
+     *
+     * @return AbstractTaskPlaceEvent
+     */
+    public function setDatetime($datetime)
+    {
+        $this->datetime = $datetime;
+
+        return $this;
+    }
+
+    /**
+     * Get datetime.
+     *
+     * @return datetime_immutable
+     */
+    public function getDatetime()
+    {
+        return $this->datetime;
+    }
+
+    /**
+     * Set transition.
+     *
+     * @param string $transition
+     *
+     * @return AbstractTaskPlaceEvent
+     */
+    public function setTransition($transition)
+    {
+        $this->transition = $transition;
+
+        return $this;
+    }
+
+    /**
+     * Get transition.
+     *
+     * @return string
+     */
+    public function getTransition()
+    {
+        return $this->transition;
+    }
+
+    /**
+     * Set data.
+     *
+     * @param string $data
+     *
+     * @return AbstractTaskPlaceEvent
+     */
+    public function setData($data)
+    {
+        $this->data = $data;
+
+        return $this;
+    }
+
+    /**
+     * Get data.
+     *
+     * @return string
+     */
+    public function getData()
+    {
+        return $this->data;
+    }
+    
+    public function getAuthor(): User
+    {
+        return $this->author;
+    }
+
+    public function setAuthor(User $author)
+    {
+        $this->author = $author;
+        
+        return $this;
+    }
+
+
+}

src/Bundle/ChillTask/Entity/Task/SingleTaskPlaceEvent.php

@@ -0,0 +1,67 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Entity\Task;
+
+use Doctrine\ORM\Mapping as ORM;
+use Chill\TaskBundle\Entity\SingleTask;
+
+/**
+ * 
+ *
+ * @ORM\Table(
+ *  "chill_task.single_task_place_event",
+ *  indexes={
+ *    @ORM\Index(
+ *      name="transition_task_date", 
+ *      columns={"task_id", "transition", "datetime"}
+ *    ),
+ *    @ORM\Index(
+ *      name="transition_task",
+ *      columns={"task_id", "transition"}
+ *    )
+ *  })
+ * @ORM\Entity()
+ * 
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class SingleTaskPlaceEvent extends AbstractTaskPlaceEvent
+{
+    /**
+     *
+     * @var SingleTask
+     * @ORM\ManyToOne(
+     *  targetEntity="\Chill\TaskBundle\Entity\SingleTask",
+     *  inversedBy="taskPlaceEvents"
+     * )
+     */
+    protected $task;
+    
+    public function getTask(): SingleTask
+    {
+        return $this->task;
+    }
+
+    public function setTask(SingleTask $task)
+    {
+        $this->task = $task;
+        
+        return $this;
+    }
+
+
+}

src/Bundle/ChillTask/Event/Lifecycle/TaskLifecycleEvent.php

@@ -0,0 +1,104 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Event\Lifecycle;
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Chill\TaskBundle\Event\TaskEvent;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Chill\TaskBundle\Entity\Task\SingleTaskPlaceEvent;
+use Symfony\Component\Workflow\Event\Event as WorkflowEvent;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskLifecycleEvent implements EventSubscriberInterface
+{
+    /**
+     *
+     * @var TokenStorageInterface
+     */
+    protected $tokenStorage;
+    
+    /**
+     *
+     * @var EntityManagerInterface
+     */
+    protected $em;
+    
+    public function __construct(
+        TokenStorageInterface $tokenStorage, 
+        EntityManagerInterface $em
+    ) {
+        $this->tokenStorage = $tokenStorage;
+        $this->em = $em;
+    }
+
+    
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            TaskEvent::PERSIST => [
+                'onTaskPersist'
+            ]
+        ];
+    }
+    
+    public function onTaskPersist(TaskEvent $e)
+    {
+        $task = $e->getTask();
+        $user = $this->tokenStorage->getToken()->getUser();
+        
+        $event = (new SingleTaskPlaceEvent())
+            ->setTask($task)
+            ->setAuthor($user)
+            ->setTransition('_creation')
+            ->setData([
+                'new_states' => $task->getCurrentStates()
+            ])
+            ;
+        
+        $task->getTaskPlaceEvents()->add($event);
+        
+        $this->em->persist($event);
+    }
+    
+    public function onTransition(WorkflowEvent $e)
+    {
+        $task = $e->getSubject();
+        $user = $this->tokenStorage->getToken()->getUser();
+        
+        $event = (new SingleTaskPlaceEvent())
+            ->setTask($task)
+            ->setAuthor($user)
+            ->setTransition($e->getTransition()->getName())
+            ->setData([
+                'old_states' => $e->getTransition()->getFroms(),
+                'new_states' => $e->getTransition()->getTos(),
+                'workflow' => $e->getWorkflowName()
+            ])
+            ;
+        
+        $task->getTaskPlaceEvents()->add($event);
+        
+        $this->em->persist($event);
+    }
+    
+}

src/Bundle/ChillTask/Event/TaskEvent.php

@@ -0,0 +1,55 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Event;
+
+use Chill\TaskBundle\Entity\AbstractTask;
+use Symfony\Component\EventDispatcher\Event;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskEvent extends Event
+{
+    const PERSIST = 'chill_task.task_persist';
+    
+    /**
+     *
+     * @var AbstractTask
+     */
+    protected $task;
+    
+    public function __construct(AbstractTask $task)
+    {
+        $this->task = $task;
+    }
+    
+    public function getTask(): AbstractTask
+    {
+        return $this->task;
+    }
+
+    public function setTask(AbstractTask $task)
+    {
+        $this->task = $task;
+        
+        return $this;
+    }
+}
+

src/Bundle/ChillTask/Event/UI/UIEvent.php

@@ -0,0 +1,136 @@
+<?php
+/*
+ * 
+ */
+namespace Chill\TaskBundle\Event\UI;
+
+use Symfony\Component\EventDispatcher\Event;
+use Symfony\Component\HttpFoundation\Response;
+use Chill\TaskBundle\Entity\AbstractTask;
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\Workflow\Transition;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class UIEvent extends Event
+{
+    const SHOW_TRANSITION_PAGE = 'chill_task.show_transition_page';
+    const EDIT_FORM = 'chill_task.edit_form';
+    const EDIT_PAGE = 'chill_task.edit_page';
+    
+    /**
+     *
+     * @var string
+     */
+    protected $kind;
+    
+    /**
+     *
+     * @var AbstractTask 
+     */
+    protected $task;
+    
+    /**
+     *
+     * @var Response|null
+     */
+    protected $response = null;
+    
+    /**
+     *
+     * @var FormInterface|null
+     */
+    protected $form = null;
+    
+    /**
+     * @var Transition
+     */
+    protected $transition = null;
+    
+    public function __construct($kind, AbstractTask $task)
+    {
+        $this->kind = $kind;
+        $this->task = $task;
+    }
+    
+    /**
+     * 
+     * @return string
+     */
+    public function getKind()
+    {
+        return $this->kind;
+    }
+
+    /**
+     * 
+     * @return AbstractTask
+     */
+    public function getTask(): AbstractTask
+    {
+        return $this->task;
+    }
+    
+    /**
+     * 
+     * @return FormInterface|null
+     */
+    public function getForm()
+    {
+        return $this->form;
+    }
+
+    public function setForm(FormInterface $form)
+    {
+        $this->form = $form;
+        
+        return $this;
+    }
+    
+    /**
+     * 
+     * @return Transition
+     */
+    public function getTransition()
+    {
+        return $this->transition;
+    }
+
+    public function setTransition(Transition $transition)
+    {
+        $this->transition = $transition;
+        
+        return $this;
+    }
+        
+    /**
+     * 
+     * @return Response
+     */
+    public function getResponse(): Response
+    {
+        return $this->response;
+    }
+
+    /**
+     * 
+     * @param Response $response
+     * @return $this
+     */
+    public function setResponse(Response $response)
+    {
+        $this->response = $response;
+        
+        return $this;
+    }
+
+    public function hasResponse()
+    {
+        return $this->response instanceof Response;
+    }
+
+
+}

src/Bundle/ChillTask/Form/SingleTaskListType.php

@@ -0,0 +1,295 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Form;
+
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Bridge\Doctrine\Form\Type\EntityType;
+use Chill\MainBundle\Entity\User;
+use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
+use Chill\TaskBundle\Repository\SingleTaskRepository;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Symfony\Component\Security\Core\Role\Role;
+use Chill\TaskBundle\Entity\SingleTask;
+use Chill\PersonBundle\Form\Type\PickPersonType;
+use Chill\PersonBundle\Entity\Person;
+use Symfony\Component\Form\Extension\Core\Type\HiddenType;
+use Chill\PersonBundle\Form\DataTransformer\PersonToIdTransformer;
+use Chill\TaskBundle\Workflow\TaskWorkflowManager;
+
+/**
+ *
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class SingleTaskListType extends AbstractType
+{
+    /**
+     *
+     * @var EntityManagerInterface
+     */
+    protected $em;
+    
+    /**
+     *
+     * @var TokenStorageInterface
+     */
+    protected $tokenStorage;
+    
+    /**
+     *
+     * @var AuthorizationHelper
+     */
+    protected $authorizationHelper;
+    
+    /**
+     *
+     * @var TaskWorkflowManager
+     */
+    protected $taskWorkflowManager;
+    
+    public function __construct(
+        EntityManagerInterface $em, 
+        TokenStorageInterface $tokenStorage, 
+        AuthorizationHelper $authorizationHelper,
+        TaskWorkflowManager $taskWorkflowManager
+    ) {
+        $this->em = $em;
+        $this->tokenStorage = $tokenStorage;
+        $this->authorizationHelper = $authorizationHelper;
+        $this->taskWorkflowManager = $taskWorkflowManager;
+    }
+
+    
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $statuses = [
+            'Tasks not started' => SingleTaskRepository::DATE_STATUS_NOT_STARTED,
+            'Tasks with expired deadline' => SingleTaskRepository::DATE_STATUS_ENDED,
+            'Tasks with warning deadline reached' => SingleTaskRepository::DATE_STATUS_WARNING,
+            'Current tasks' => SingleTaskRepository::DATE_STATUS_CURRENT,
+            'Closed tasks' => 'closed' 
+        ];
+        
+        $builder
+            ->add('user_id', ChoiceType::class, [
+                'choices' => $this->getUserChoices($options),
+                'placeholder' => 'Any user',
+                'required' => false,
+                'label' => 'Assignee'
+            ])
+            ;
+        
+        if ($options['add_status']) {
+            $builder
+                ->add('status', ChoiceType::class, [
+                    'choices' => $statuses,
+                    'expanded' => true,
+                    'multiple' => true,
+                    'label' => 'status'
+                ]);
+        }
+        
+        if ($options['add_type']) {
+            $types = $this->getTaskTypesChoices($options);
+            
+            if (count($types) > 0) {
+                $builder->add('types', ChoiceType::class, [
+                    'choices' => $types,
+                    'required' => false,
+                    'expanded' => true,
+                    'multiple' => true,
+                    'label' => 'Task types'
+                ]);
+            }
+            
+        }
+        
+        if ($options['person'] === null) {
+            $builder
+                ->add('person_id', PickPersonType::class, [
+                    'centers' => $this->authorizationHelper
+                        ->getReachableCenters(
+                            $this->tokenStorage->getToken()->getUser(),
+                            new Role(TaskVoter::SHOW)
+                            ),
+                    'required' => false,
+                    'label' => 'Associated person'
+                ])
+            ;
+            $reachablesCenters = $this->getReachablesCenters();
+            if (count($reachablesCenters) > 1) {
+                $builder
+                    ->add('center_id', EntityType::class, [
+                        'class' => \Chill\MainBundle\Entity\Center::class,
+                        'choices' => $reachablesCenters,
+                        'label' => 'Center',
+                        'required' => false,
+                        'placeholder' => 'All centers'
+                    ]);
+            }
+        } else {
+            // add a hidden field
+            $builder
+                ->add('person_id', HiddenType::class);
+            $builder->get('person_id')
+                ->addModelTransformer(new PersonToIdTransformer($this->em))
+                ;
+        }
+        
+    }
+    
+    protected function getUserChoices($options)
+    {
+        $users = $this->getUsersAssigneedToTask($options);
+        $choices = \array_combine(
+            // get usernames
+            \array_map(function(User $user) { return $user->getUsername(); }, $users),
+            // get ids    
+            \array_map(function(User $user) { return $user->getId(); }, $users)
+            );
+        $choices['Unassigned'] = '_unassigned';
+        
+        return $choices;
+    }
+    
+    protected function getTaskTypesChoices($options)
+    {
+        $qb = $this->em->createQueryBuilder();
+        $user = $this->tokenStorage->getToken()->getUser();
+        $role = new Role(TaskVoter::SHOW);
+        $centers = $this->authorizationHelper->getReachableCenters($user, $role);
+        
+        $qb->select('DISTINCT task.type AS type')
+            ->from(SingleTask::class, 'task')
+            ->join('task.person', 'person')
+            ;
+        
+        $i = 0;
+        $orCenters = $qb->expr()->orX();
+        foreach($centers as $center) {
+            $circles = $this->authorizationHelper->getReachableCircles($user, $role, $center);
+            
+            if (count($circles) > 0) {
+                $andX = $qb->expr()->andX();
+                $andX
+                    ->add($qb->expr()->eq('person.center', ':center_'.$i))
+                    ->add($qb->expr()->in('task.circle', ':circles_'.$i))
+                    ;
+                $orCenters->add($andX);
+                
+                $qb
+                    ->setParameter('center_'.$i, $center)
+                    ->setParameter('circles_'.$i, $circles)
+                    ;
+                $i++;
+            }
+        }
+        
+        if ($i > 0) {
+            $qb->where($orCenters);
+        }
+        
+        $types = $qb->getQuery()->getResult();
+        
+        $choices = [];
+        
+        foreach ($types as $row) {
+            $fake = (new SingleTask())->setType($row['type']);
+            $label = $this->taskWorkflowManager->getWorkflowMetadata($fake, 'definition.name');
+            $choices[$label] = $row['type'];
+        }
+        
+        return $choices;
+    }
+    
+    /**
+     * Return a list of user having a task assigned.
+     * 
+     * @return User[]
+     */
+    protected function getUsersAssigneedToTask($options)
+    {
+        $qb = $this->em->createQueryBuilder();
+        $user = $this->tokenStorage->getToken()->getUser();
+        $role = new Role(TaskVoter::SHOW);
+        $centers = $this->authorizationHelper->getReachableCenters($user, $role);
+        
+        $qb->select('DISTINCT user')
+            ->from(User::class, 'user')
+            ->join(SingleTask::class, 'task', \Doctrine\ORM\Query\Expr\Join::WITH, 'task.assignee = user')
+            ->join('task.person', 'person')
+            ->where("user.enabled = 'TRUE'")
+            ;
+        
+        if (NULL !== $options['person']) {
+            $qb
+                ->andWhere($qb->expr()->eq('task.person', ':person'))
+                ->setParameter('person', $options['person'])
+                ;
+        }
+        
+        $i = 0;
+        $circleCenterCond = $qb->expr()->orX();
+        foreach ($centers as $center) {
+            $circles = $this->authorizationHelper->getReachableCircles($user, $role, $center);
+            // add condition about person and circle
+            $circleCenterCond->add(
+                $qb->expr()->andX()
+                    ->add($qb->expr()->eq('person.center', ':center_'.$i))
+                    ->add($qb->expr()->in('task.circle', ':circles_'.$i))
+                );
+            
+            $qb->setParameter('center_'.$i, $center)
+                ->setParameter('circles_'.$i, $circles)
+                ;
+            // increase counter
+            $i++;
+        }
+        $qb->andWhere($circleCenterCond);   
+        
+        return $qb->getQuery()->getResult();
+    }
+    
+    protected function getReachablesCenters()
+    {
+        $user = $this->tokenStorage->getToken()->getUser();
+        $role = new Role(TaskVoter::SHOW);
+        
+        return $this->authorizationHelper->getReachableCenters($user, $role);
+    }
+
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver
+            ->setDefined('person')
+            ->setDefault('person', null)
+            ->setAllowedTypes('person', [Person::class, 'null'])
+            ->setDefined('add_status')
+            ->setDefault('add_status', false)
+            ->setAllowedTypes('add_status', ['bool'])
+            ->setDefined('add_type')
+            ->setDefault('add_type', false)
+            ->setAllowedTypes('add_type', ['bool'])
+            ;
+    }
+}

src/Bundle/ChillTask/Form/SingleTaskType.php

@@ -0,0 +1,80 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Form;
+
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Chill\MainBundle\Form\Type\ChillDateType;
+use Chill\MainBundle\Entity\Center;
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\Extension\Core\Type\TextareaType;
+use Chill\MainBundle\Form\Type\UserPickerType;
+use Chill\MainBundle\Form\Type\ScopePickerType;
+use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
+use Symfony\Component\Form\Extension\Core\Type\HiddenType;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Security\Core\Role\Role;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Chill\MainBundle\Form\Type\DateIntervalType;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class SingleTaskType extends AbstractType
+{
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder
+            ->add('title', TextType::class)
+            ->add('description', TextareaType::class, [
+                'required' => false
+            ])
+            ->add('assignee', UserPickerType::class, [
+                'required' => false,
+                'center' => $options['center'],
+                'role'   => $options['role'],
+                'placeholder' => 'Not assigned'
+            ])
+            ->add('circle', ScopePickerType::class, [
+                'center' => $options['center'],
+                'role' => $options['role']
+            ])
+            ->add('startDate', ChillDateType::class, [
+                'required' => false
+            ])
+            ->add('endDate', ChillDateType::class, [
+                'required' => false
+            ])
+            ->add('warningInterval', DateIntervalType::class, [
+                'required' => false
+            ])
+            ;
+    }
+    
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver
+            ->setRequired('center')
+            ->setAllowedTypes('center', [ Center::class ])
+            ->setRequired('role')
+            ->setAllowedTypes('role', [ Role::class ])
+            ;
+    }
+}

src/Bundle/ChillTask/Menu/PersonMenuBuilder.php

@@ -0,0 +1,80 @@
+<?php
+/*
+ * Copyright (C) 2018 Julien Fastré <julien.fastre@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Menu;
+
+use Chill\MainBundle\Routing\LocalMenuBuilderInterface;
+use Knp\Menu\MenuItem;
+use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Symfony\Component\Translation\TranslatorInterface;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class PersonMenuBuilder implements LocalMenuBuilderInterface
+{
+    /**
+     *
+     * @var TranslatorInterface
+     */
+    protected $translator;
+    
+    /**
+     *
+     * @var AuthorizationCheckerInterface
+     */
+    protected $authorizationChecker;
+    
+    public function __construct(
+        AuthorizationCheckerInterface $authorizationChecker,
+        TranslatorInterface $translator)
+    {
+        $this->translator = $translator;
+        $this->authorizationChecker = $authorizationChecker;
+    }
+
+    
+    public function buildMenu($menuId, MenuItem $menu, array $parameters)
+    {
+        /* @var $person \Chill\PersonBundle\Entity\Person */
+        $person = $parameters['person'] ?? null;
+        
+        if ($this->authorizationChecker->isGranted(TaskVoter::SHOW, $person)) {
+            $menu->addChild(
+                $this->translator->trans('Tasks'), [
+                    'route' => 'chill_task_singletask_list',
+                    'routeParameters' => $menuId === 'person' ? 
+                        [ 'person_id' => $person->getId() ]
+                        :
+                        null,
+                ])
+                ->setExtra('order', 400)
+                ;
+            if ($menuId === 'section') {
+                $menu->setExtra('icons', 'tasks');
+            }
+        }
+    }
+
+    public static function getMenuIds(): array
+    {
+        return ['person'];
+    }
+}

src/Bundle/ChillTask/Menu/SectionMenuBuilder.php

@@ -0,0 +1,78 @@
+<?php
+/*
+ * Copyright (C) 2018 Julien Fastré <julien.fastre@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Menu;
+
+use Chill\MainBundle\Routing\LocalMenuBuilderInterface;
+use Knp\Menu\MenuItem;
+use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Symfony\Component\Translation\TranslatorInterface;
+
+
+/**
+ * 
+ *
+ */
+class SectionMenuBuilder implements LocalMenuBuilderInterface
+{
+    /**
+     *
+     * @var AuthorizationCheckerInterface
+     */
+    public $authorizationChecker;
+    
+    /**
+     *
+     * @var TranslatorInterface
+     */
+    public $translator;
+    
+    public function __construct(
+        AuthorizationCheckerInterface $authorizationChecker,
+        TranslatorInterface $translator
+    ) {
+        $this->authorizationChecker = $authorizationChecker;
+        $this->translator = $translator;
+    }
+    
+    public function buildMenu($menuId, MenuItem $menu, array $parameters)
+    {
+        if (FALSE === $this->authorizationChecker->isGranted(TaskVoter::SHOW)) {
+            return;
+        }
+        
+        $menu->addChild(
+            $this->translator->trans("Tasks"), 
+            [
+                'route' => 'chill_task_singletask_list', [
+                'routeParameters' => [
+                    'hide_form' => false
+                ]
+            ]])
+            ->setExtras([
+                'order'=> 50,
+                'icon' => 'exclamation-triangle',
+                'entryclass' => 'user_menu__entry--warning-entry'
+            ]);
+    }
+
+    public static function getMenuIds(): array
+    {
+        return [ 'section' ];
+    }
+}

src/Bundle/ChillTask/Menu/UserMenuBuilder.php

@@ -0,0 +1,142 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Menu;
+
+use Chill\MainBundle\Routing\LocalMenuBuilderInterface;
+use Knp\Menu\MenuItem;
+use Chill\TaskBundle\Templating\UI\CountNotificationTask;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Chill\TaskBundle\Repository\SingleTaskRepository;
+use Symfony\Component\Translation\TranslatorInterface;
+use Chill\MainBundle\Entity\User;
+use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class UserMenuBuilder implements LocalMenuBuilderInterface
+{
+    
+    /**
+     *
+     * @var CountNotificationTask
+     */
+    public $counter;
+    
+    /*
+     * @var TokenStorageInterface
+     */
+    public $tokenStorage;
+    
+    /**
+     *
+     * @var TranslatorInterface
+     */
+    public $translator;
+    
+    /**
+     *
+     * @var AuthorizationCheckerInterface
+     */
+    public $authorizationChecker;
+    
+    public function __construct(
+        CountNotificationTask $counter,
+        TokenStorageInterface $tokenStorage,
+        TranslatorInterface $translator,
+        AuthorizationCheckerInterface $authorizationChecker
+    ) {
+        $this->counter = $counter;
+        $this->tokenStorage = $tokenStorage;
+        $this->translator = $translator;
+        $this->authorizationChecker = $authorizationChecker;
+    }
+    
+    public static function getMenuIds(): array
+    {
+        return [ 'user' ];
+    }
+    
+    public function buildMenu($menuId, MenuItem $menu, array $parameters)
+    {
+        if (FALSE === $this->authorizationChecker->isGranted(TaskVoter::SHOW)) {
+            return;
+        }
+        
+        $user = $this->tokenStorage->getToken()->getUser();
+        $ended = $this->counter->countNotificationEnded($user);
+        $warning = $this->counter->countNotificationWarning($user);
+        
+        if ($ended > 0) {
+            $this->addItemInMenu(
+                $menu, 
+                $user, 
+                '%number% tasks over deadline', 
+                'My tasks over deadline',
+                SingleTaskRepository::DATE_STATUS_ENDED,
+                $ended, 
+                -15);
+        }
+        
+        if ($warning > 0) {
+            $this->addItemInMenu(
+                $menu, 
+                $user, 
+                '%number% tasks near deadline', 
+                'My tasks near deadline', 
+                SingleTaskRepository::DATE_STATUS_WARNING,
+                $warning, 
+                -14);
+        }
+        
+        $menu->addChild("My tasks", [
+                'route' => 'chill_task_single_my_tasks'
+            ])
+            ->setExtras([
+                'order' => -10,
+                'icon' => 'tasks'
+            ]);
+    }
+    
+    protected function addItemInMenu(MenuItem $menu, User $u, $message, $title, $status, $number, $order)
+    {
+        if ($number > 0) {
+            $menu->addChild(
+                $this->translator->transChoice($message, $number), 
+                [
+                    'route' => 'chill_task_singletask_list',
+                    'routeParameters' => [
+                        'user_id' => $u->getId(),
+                        'status' => [
+                            $status
+                            ],
+                        'hide_form' => true,
+                        'title' => $this->translator->trans($title)
+                ]
+            ])
+                ->setExtras([
+                    'order'=> $order,
+                    'icon' => 'exclamation-triangle',
+                    'entryclass' => 'user_menu__entry--warning-entry'
+                ]);
+        }
+    }
+}

src/Bundle/ChillTask/Repository/AbstractTaskRepository.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Chill\TaskBundle\Repository;
+
+/**
+ * AbstractTaskRepository
+ *
+ * This class was generated by the Doctrine ORM. Add your own custom
+ * repository methods below.
+ */
+abstract class AbstractTaskRepository extends \Doctrine\ORM\EntityRepository
+{
+}

src/Bundle/ChillTask/Repository/RecurringTaskRepository.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Chill\TaskBundle\Repository;
+
+/**
+ * RecurringTaskRepository
+ *
+ * This class was generated by the Doctrine ORM. Add your own custom
+ * repository methods below.
+ */
+class RecurringTaskRepository extends \Doctrine\ORM\EntityRepository
+{
+}

src/Bundle/ChillTask/Repository/SingleTaskRepository.php

@@ -0,0 +1,301 @@
+<?php
+
+namespace Chill\TaskBundle\Repository;
+
+use Chill\MainBundle\Entity\User;
+use Doctrine\ORM\QueryBuilder;
+use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
+use Symfony\Component\Security\Core\Role\Role;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+use Doctrine\DBAL\Types\Type;
+use Chill\MainBundle\Entity\Center;
+
+/**
+ * SingleTaskRepository
+ */
+class SingleTaskRepository extends \Doctrine\ORM\EntityRepository
+{
+
+    const DATE_STATUS_ENDED = 'ended';
+    const DATE_STATUS_WARNING = 'warning';
+    const DATE_STATUS_CURRENT = 'current';
+    const DATE_STATUS_NOT_STARTED = 'not_started';
+
+    const DATE_STATUSES = [
+        self::DATE_STATUS_ENDED,
+        self::DATE_STATUS_WARNING,
+        self::DATE_STATUS_CURRENT,
+        self::DATE_STATUS_NOT_STARTED
+    ];
+
+    /**
+     *
+     * @var AuthorizationHelper
+     */
+    protected $authorizationHelper;
+
+    public function setAuthorizationHelper(AuthorizationHelper $authorizationHelper)
+    {
+        $this->authorizationHelper = $authorizationHelper;
+    }
+
+    /**
+     * Count the tasks for given parameters.
+     *
+     * The parameters are describe in @see SingleTaskRepository::filterByParameters.
+     *
+     * @see SingleTaskRepository::filterByParameters
+     * @param array $params
+     * @param User $currentUser
+     * @return int
+     */
+    public function countByParameters($params, User $currentUser = null)
+    {
+        $qb = $this->createQueryBuilder('st')
+            ->select('COUNT(st)');
+
+        $this->buildQuery($qb, $params, $currentUser);
+
+        return (int) $qb
+            ->getQuery()
+            ->getSingleScalarResult()
+            ;
+    }
+
+    /**
+     * Find task for given parameters.
+     *
+     * Available parameters:
+     *
+     * - `person` : filter by person associated with the task ;
+     * - `user` : filter by user that created the task ;
+     * - `scope` : filter by scope associated with the task ;
+     * - `date_status`: type of task. To choose between :
+     *      `ended`, `warning`, `current`, `not_started` ;
+     * - `is_closed`: boolean. Indicate if the tasks must be closed (true) or
+     *  opened
+     * - `types`: string[] an array of task types
+     *
+     * @param type $params
+     * @param User $currentUser
+     * @param int $firstResult
+     * @param int $maxResults
+     * @return type
+     */
+    public function findByParameters($params, User $currentUser, int $firstResult = 0, int $maxResults = 50)
+    {
+        $qb = $this->createQueryBuilder('st');
+
+        $this->buildQuery($qb, $params, $currentUser);
+
+        $qb
+            ->setMaxResults($maxResults)
+            ->setFirstResult($firstResult)
+            ;
+
+        return $qb
+            ->getQuery()
+            ->getResult()
+            ;
+    }
+
+    protected function buildQuery(QueryBuilder $qb, $params, User $currentUser = null)
+    {
+        if (NULL !== $currentUser) {
+            $this->buildACLQuery($qb, $currentUser);
+        }
+
+        if (\array_key_exists('person', $params) and !empty($params['person'])) {
+            $qb->andWhere($qb->expr()->eq('st.person', ':person'));
+            $qb->setParameter('person', $params['person']);
+        } elseif (\array_key_exists('center', $params)) {
+            if ($params['center'] instanceof Center) {
+                $qb->join('st.person', 'person');
+                $qb->andWhere($qb->expr()->eq('person.center', ':center'));
+                $qb->setParameter('center', $params['center']);
+            } else {
+                throw new \UnexpectedValueException("params 'center' should be an instance of ".Center::class);
+            }
+        }
+        
+        if (\array_key_exists('unassigned', $params) and $params['unassigned'] === true) {
+            if (\array_key_exists('user', $params) and !empty($params['user'])) {
+                throw new \UnexpectedValueException("You should not require for "
+                    . "unassigned tasks and tasks assigned to some user.");
+            }
+            
+            $qb->andWhere($qb->expr()->isNull('st.assignee'));
+        }
+
+        if (\array_key_exists('user', $params) and !empty($params['user'])) {
+            $qb->andWhere($qb->expr()->eq('st.assignee', ':user'));
+            $qb->setParameter('user', $params['user']);
+        }
+
+        if (\array_key_exists('scope', $params) and !empty($params['scope'])) {
+            $qb->andWhere($qb->expr()->eq('st.circle', ':scope'));
+            $qb->setParameter('scope', $params['scope']);
+        }
+        
+        if (\array_key_exists('types', $params) && $params['types'] !== NULL) {
+            if (count($params['types']) > 0) {
+                $qb->andWhere($qb->expr()->in('st.type', ':types'));
+                $qb->setParameter('types', $params['types']);
+            }
+        }
+
+        if (\array_key_exists('date_status', $params) and !empty($params['date_status'])) {
+            $this->addTypeFilter($qb, $params);
+        }
+
+        if (\array_key_exists('is_closed', $params)) {
+            $qb->andWhere($this->buildIsClosed($qb, !$params['is_closed']));
+        }
+        
+    }
+
+    protected function addTypeFilter(QueryBuilder $qb, $params)
+    {
+        $andWhere = $qb->expr()->andX();
+
+        switch ($params['date_status']) {
+            case self::DATE_STATUS_ENDED:
+                $andWhere
+                    ->add($this->buildNowIsAfterEndDate($qb))
+                    ;
+                break;
+
+            case self::DATE_STATUS_WARNING:
+                $andWhere
+                    ->add($this->buildNowIsAfterEndDate($qb, true))
+                    ->add($this->buildNowIsAfterWarningDate($qb))
+                    ;
+                break;
+
+            case self::DATE_STATUS_CURRENT:
+                // st.endDate is NULL or (st.endDate is not null and st.endDate < now))
+                $andWhere
+                    ->add($this->buildNowIsAfterEndDate($qb, true))
+                    ->add($this->buildNowIsAfterWarningDate($qb, true))
+                    ->add($this->buildNowIsAfterStartDate($qb, false))
+                    ;
+                break;
+
+            case self::DATE_STATUS_NOT_STARTED:
+                $andWhere
+                    ->add($this->buildNowIsAfterEndDate($qb, true))
+                    ->add($this->buildNowIsAfterWarningDate($qb, true))
+                    ->add($this->buildNowIsAfterStartDate($qb, true))
+                    ;
+        }
+        $qb->setParameter('now', new \DateTime('today'), Type::DATE);
+        $qb->andWhere($andWhere);
+    }
+
+    private function buildNowIsAfterEndDate(QueryBuilder $qb, $negative = false)
+    {
+        if ($negative === false) {
+            return $qb->expr()->andX()
+                ->add($qb->expr()->isNotNull('st.endDate'))
+                ->add($qb->expr()->lte('st.endDate', ':now'))
+                ;
+        } else {
+            return $qb->expr()->orX()
+                ->add(
+                    $qb->expr()->andX()
+                        ->add($qb->expr()->isNotNull('st.endDate'))
+                        ->add($qb->expr()->gt('st.endDate', ':now'))
+                    )
+                ->add($qb->expr()->isNull('st.endDate'))
+                ;
+        }
+    }
+
+    private function buildNowIsAfterWarningDate(QueryBuilder $qb, bool $negative = false)
+    {
+        if ($negative === false) {
+            return $qb->expr()->andX()
+                ->add($qb->expr()->lte(
+                    $qb->expr()->diff('st.endDate', 'st.warningInterval'), ':now'
+                    )
+                );
+        } else {
+            return $qb->expr()->orX()
+                ->add(
+                    $qb->expr()->andX()
+                        ->add($qb->expr()->isNotNull('st.endDate'))
+                        ->add($qb->expr()->isNotNull('st.warningInterval'))
+                        ->add($qb->expr()->gt(
+                            $qb->expr()->diff('st.endDate', 'st.warningInterval'),
+                            ':now'
+                            )
+                    )
+                )
+                ->add($qb->expr()->isNull('st.endDate'))
+                ->add($qb->expr()->isNull('st.warningInterval'))
+                ;
+        }
+    }
+
+    private function buildNowIsAfterStartDate(QueryBuilder $qb, bool $negative = false)
+    {
+        if ($negative === false) {
+            return $qb->expr()->orX()
+                    ->add($qb->expr()->lte('st.startDate', ':now'))
+                    ->add($qb->expr()->isNull('st.startDate'))
+                ;
+        } else {
+            return
+                $qb->expr()->andX()
+                    ->add($qb->expr()->gt('st.startDate', ':now'))
+                    ->add($qb->expr()->isNotNull('st.startDate'))
+                ;
+        }
+    }
+
+    private function buildIsClosed(QueryBuilder $qb, bool $negative = false)
+    {
+        if ($negative === false) {
+            return $qb->expr()->eq('st.closed', "'TRUE'");
+        } else {
+            return $qb->expr()->eq('st.closed', "'FALSE'");
+        }
+    }
+
+
+    protected function buildACLQuery(QueryBuilder $qb, User $currentUser)
+    {
+        if (NULL === $this->authorizationHelper) {
+            throw new \LogicException("Injecting the authorization helper is "
+                . "required to run this query. Please use dependency injection "
+                . "to initialize this repository or use the method "
+                . "`setAuthorizationHelper`");
+        }
+
+        $role = new Role(TaskVoter::SHOW);
+        $qb->join('st.person', 'p');
+
+        $centers = $this->authorizationHelper
+            ->getReachableCenters($currentUser, $role)
+            ;
+
+        $i = 0;
+        $where = $qb->expr()->orX();
+
+        foreach($centers as $center) {
+            $circles = $this->authorizationHelper
+                ->getReachableCircles($currentUser, $role, $center);
+
+            $centerWhere = $qb->expr()->andX();
+
+            $centerWhere->add($qb->expr()->eq('p.center', ':center_'.$i));
+            $qb->setParameter('center_'.$i, $center);
+            $centerWhere->add($qb->expr()->in('st.circle', ':circles_'.$i));
+            $qb->setParameter('circles_'.$i, $circles);
+            $where->add($centerWhere);
+            $i ++;
+        }
+
+        $qb->where($where);
+    }
+}

src/Bundle/ChillTask/Resources/config/routing.yml

@@ -0,0 +1,3 @@
+chill_task_controllers:
+    resource: "@ChillTaskBundle/Controller"
+    type: annotation

src/Bundle/ChillTask/Resources/config/services.yml

@@ -0,0 +1,2 @@
+services:
+    

src/Bundle/ChillTask/Resources/config/services/controller.yml

@@ -0,0 +1,9 @@
+services:
+    Chill\TaskBundle\Controller\:
+        resource: '../../../Controller'
+        tags: ['controller.service_arguments']
+
+    Chill\TaskBundle\Controller\SingleTaskController:
+        arguments:
+            $eventDispatcher: '@Symfony\Component\EventDispatcher\EventDispatcherInterface'
+        tags: ['controller.service_arguments']

src/Bundle/ChillTask/Resources/config/services/event.yml

@@ -0,0 +1,7 @@
+services:
+    Chill\TaskBundle\Event\Lifecycle\TaskLifecycleEvent:
+        arguments:
+            $em: '@Doctrine\ORM\EntityManagerInterface'
+            $tokenStorage: '@Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface'
+        tags:
+            - { name: kernel.event_subscriber }

src/Bundle/ChillTask/Resources/config/services/fixtures.yml

@@ -0,0 +1,4 @@
+services:
+    Chill\TaskBundle\DataFixtures\ORM\:
+        resource: ../../../DataFixtures/ORM
+        tags: [ 'doctrine.fixture.orm' ]

src/Bundle/ChillTask/Resources/config/services/form.yml

@@ -0,0 +1,9 @@
+services:
+    Chill\TaskBundle\Form\SingleTaskListType:
+        arguments:
+            $em: '@Doctrine\ORM\EntityManagerInterface'
+            $authorizationHelper: '@Chill\MainBundle\Security\Authorization\AuthorizationHelper'
+            $tokenStorage: '@Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface'
+            $taskWorkflowManager: '@Chill\TaskBundle\Workflow\TaskWorkflowManager'
+        tags:
+            - { name: form.type }

src/Bundle/ChillTask/Resources/config/services/menu.yml

@@ -0,0 +1,23 @@
+services:
+    Chill\TaskBundle\Menu\UserMenuBuilder:
+        arguments:
+            $tokenStorage: '@Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface'
+            $counter: '@Chill\TaskBundle\Templating\UI\CountNotificationTask'
+            $translator: '@Symfony\Component\Translation\TranslatorInterface'
+            $authorizationChecker: '@Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface'
+        tags:
+            - { name: 'chill.menu_builder' }
+            
+    Chill\TaskBundle\Menu\PersonMenuBuilder:
+        arguments:
+            $authorizationChecker: '@Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface'
+            $translator: '@Symfony\Component\Translation\TranslatorInterface'
+        tags:
+            - { name: 'chill.menu_builder' }
+            
+    Chill\TaskBundle\Menu\SectionMenuBuilder:
+        arguments:
+            $authorizationChecker: '@Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface'
+            $translator: '@Symfony\Component\Translation\TranslatorInterface'
+        tags:
+            - { name: 'chill.menu_builder' }

src/Bundle/ChillTask/Resources/config/services/repositories.yml

@@ -0,0 +1,11 @@
+services:
+    chill_task.single_task_repository:
+        class: Chill\TaskBundle\Repository\SingleTaskRepository
+        factory: ['@doctrine.orm.entity_manager', getRepository]
+        arguments:
+            - 'Chill\TaskBundle\Entity\SingleTask'
+        calls:
+            - method: setAuthorizationHelper
+              arguments:
+                  - "@chill.main.security.authorization.helper"
+    Chill\TaskBundle\Repository\SingleTaskRepository: '@chill_task.single_task_repository'

src/Bundle/ChillTask/Resources/config/services/security.yml

@@ -0,0 +1,11 @@
+services:
+    chill_task.task_voter:
+        class: Chill\TaskBundle\Security\Authorization\TaskVoter
+        arguments:
+            - "@security.access.decision_manager"
+            - "@chill.main.security.authorization.helper"
+            - '@Symfony\Component\EventDispatcher\EventDispatcherInterface'
+            - "@logger"
+        tags:
+            - { name: security.voter }
+            - { name: chill.role }

src/Bundle/ChillTask/Resources/config/services/templating.yml

@@ -0,0 +1,13 @@
+services:
+    Chill\TaskBundle\Templating\TaskTwigExtension:
+        arguments:
+            $taskWorkflowManager: '@Chill\TaskBundle\Workflow\TaskWorkflowManager'
+        tags:
+            - { name: 'twig.extension' }
+            
+    Chill\TaskBundle\Templating\UI\CountNotificationTask:
+        arguments:
+            $singleTaskRepository: '@Chill\TaskBundle\Repository\SingleTaskRepository'
+            $cachePool: '@cache.user_data'
+        tags:
+            - { name: chill.count_notification.user }

src/Bundle/ChillTask/Resources/config/services/timeline.yml

@@ -0,0 +1,16 @@
+services:
+    Chill\TaskBundle\Timeline\TaskLifeCycleEventTimelineProvider:
+        arguments:
+            $em: '@Doctrine\ORM\EntityManagerInterface'
+            $registry: '@Symfony\Component\Workflow\Registry'
+            $authorizationHelper: '@Chill\MainBundle\Security\Authorization\AuthorizationHelper'
+            $tokenStorage: '@Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface'
+        tags:
+            - { name: 'chill.timeline', context: 'person' }
+            
+    Chill\TaskBundle\Timeline\SingleTaskTaskLifeCycleEventTimelineProvider:
+        arguments:
+            $em: '@Doctrine\ORM\EntityManagerInterface'
+            $registry: '@Symfony\Component\Workflow\Registry'
+        tags:
+            - { name: 'chill.timeline', context: 'task' }

src/Bundle/ChillTask/Resources/config/services/workflow.yml

@@ -0,0 +1,12 @@
+services:
+    Chill\TaskBundle\Workflow\TaskWorkflowManager: ~
+    
+    Chill\TaskBundle\Workflow\Definition\DefaultTaskDefinition:
+        tags:
+            - { name: 'chill_task.workflow_definition' }
+            
+    Chill\TaskBundle\Workflow\Event\DefaultTaskGuardEvent:
+        arguments:
+            - '@Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface'
+        tags:
+            - { name: kernel.event_subscriber }

src/Bundle/ChillTask/Resources/migrations/Version20180413135614.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Create a table for Single task.
+ */
+class Version20180413135614 extends AbstractMigration
+{
+    /**
+     * @param Schema $schema
+     */
+    public function up(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('CREATE SCHEMA chill_task');
+        $this->addSql('CREATE SEQUENCE chill_task.single_task_id_seq INCREMENT BY 1 MINVALUE 1 START 1');
+        $this->addSql('CREATE TABLE chill_task.single_task (id INT NOT NULL, assignee_id INT DEFAULT NULL, person_id INT DEFAULT NULL, circle_id INT DEFAULT NULL, type VARCHAR(255) NOT NULL, current_states JSONB NOT NULL, title TEXT NOT NULL, description TEXT NOT NULL, start_date DATE DEFAULT NULL, end_date DATE DEFAULT NULL, warning_interval INTERVAL DEFAULT NULL, PRIMARY KEY(id))');
+        $this->addSql('CREATE INDEX IDX_194CB3D859EC7D60 ON chill_task.single_task (assignee_id)');
+        $this->addSql('CREATE INDEX IDX_194CB3D8217BBB47 ON chill_task.single_task (person_id)');
+        $this->addSql('CREATE INDEX IDX_194CB3D870EE2FF6 ON chill_task.single_task (circle_id)');
+        $this->addSql('COMMENT ON COLUMN chill_task.single_task.warning_interval IS \'(DC2Type:dateinterval)\'');
+        $this->addSql('ALTER TABLE chill_task.single_task ADD CONSTRAINT FK_194CB3D859EC7D60 FOREIGN KEY (assignee_id) REFERENCES users (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_task.single_task ADD CONSTRAINT FK_194CB3D8217BBB47 FOREIGN KEY (person_id) REFERENCES chill_person_person (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_task.single_task ADD CONSTRAINT FK_194CB3D870EE2FF6 FOREIGN KEY (circle_id) REFERENCES scopes (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        
+    }
+
+    /**
+     * @param Schema $schema
+     */
+    public function down(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('DROP SCHEMA chill_task CASCADE');
+        
+    }
+}

src/Bundle/ChillTask/Resources/migrations/Version20180413201023.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Create recurring task
+ */
+class Version20180413201023 extends AbstractMigration
+{
+    /**
+     * @param Schema $schema
+     */
+    public function up(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('CREATE SEQUENCE chill_task.recurring_task_id_seq INCREMENT BY 1 MINVALUE 1 START 1');
+        $this->addSql('CREATE TABLE chill_task.recurring_task (id INT NOT NULL, assignee_id INT DEFAULT NULL, person_id INT DEFAULT NULL, circle_id INT DEFAULT NULL, type VARCHAR(255) NOT NULL, current_states JSONB NOT NULL, title TEXT NOT NULL, description TEXT NOT NULL, first_occurence_end_date DATE NOT NULL, last_occurence_end_date DATE NOT NULL, occurence_frequency VARCHAR(255) NOT NULL, occurence_start_date INTERVAL NOT NULL, occurence_warning_interval INTERVAL DEFAULT NULL, PRIMARY KEY(id))');
+        $this->addSql('CREATE INDEX IDX_9F663B9059EC7D60 ON chill_task.recurring_task (assignee_id)');
+        $this->addSql('CREATE INDEX IDX_9F663B90217BBB47 ON chill_task.recurring_task (person_id)');
+        $this->addSql('CREATE INDEX IDX_9F663B9070EE2FF6 ON chill_task.recurring_task (circle_id)');
+        $this->addSql('COMMENT ON COLUMN chill_task.recurring_task.occurence_start_date IS \'(DC2Type:dateinterval)\'');
+        $this->addSql('COMMENT ON COLUMN chill_task.recurring_task.occurence_warning_interval IS \'(DC2Type:dateinterval)\'');
+        $this->addSql('ALTER TABLE chill_task.recurring_task ADD CONSTRAINT FK_9F663B9059EC7D60 FOREIGN KEY (assignee_id) REFERENCES users (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_task.recurring_task ADD CONSTRAINT FK_9F663B90217BBB47 FOREIGN KEY (person_id) REFERENCES chill_person_person (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_task.recurring_task ADD CONSTRAINT FK_9F663B9070EE2FF6 FOREIGN KEY (circle_id) REFERENCES scopes (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_task.single_task ADD recurringTask_id INT DEFAULT NULL');
+        $this->addSql('ALTER TABLE chill_task.single_task ADD CONSTRAINT FK_194CB3D840868C31 FOREIGN KEY (recurringTask_id) REFERENCES chill_task.recurring_task (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('CREATE INDEX IDX_194CB3D840868C31 ON chill_task.single_task (recurringTask_id)');
+
+    }
+
+    /**
+     * @param Schema $schema
+     */
+    public function down(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('ALTER TABLE chill_task.single_task DROP CONSTRAINT FK_194CB3D840868C31');
+        $this->addSql('DROP SEQUENCE chill_task.recurring_task_id_seq CASCADE');
+        
+        $this->addSql('DROP TABLE chill_task.recurring_task');
+        $this->addSql('ALTER TABLE chill_task.single_task DROP recurringTask_id');
+    }
+}

src/Bundle/ChillTask/Resources/migrations/Version20180426093011.php

@@ -0,0 +1,28 @@
+<?php declare(strict_types = 1);
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Add a column 'closed' on tasks
+ */
+class Version20180426093011 extends AbstractMigration
+{
+    public function up(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('ALTER TABLE chill_task.single_task ADD closed BOOLEAN DEFAULT \'false\' NOT NULL');
+        $this->addSql('ALTER TABLE chill_task.recurring_task ADD closed BOOLEAN DEFAULT \'false\' NOT NULL');
+    }
+
+    public function down(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('ALTER TABLE chill_task.recurring_task DROP closed');
+        $this->addSql('ALTER TABLE chill_task.single_task DROP closed');
+    }
+}

src/Bundle/ChillTask/Resources/migrations/Version20180502194119.php

@@ -0,0 +1,34 @@
+<?php declare(strict_types = 1);
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Create task place events table.
+ */
+class Version20180502194119 extends AbstractMigration
+{
+    public function up(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('CREATE SEQUENCE chill_task.single_task_place_event_id_seq INCREMENT BY 1 MINVALUE 1 START 1');
+        $this->addSql('CREATE TABLE chill_task.single_task_place_event (id INT NOT NULL, author_id INT DEFAULT NULL, task_id INT DEFAULT NULL, datetime TIMESTAMP(0) WITHOUT TIME ZONE NOT NULL, transition VARCHAR(255) NOT NULL, data JSONB NOT NULL, PRIMARY KEY(id))');
+        $this->addSql('CREATE INDEX IDX_D459EBEEF675F31B ON chill_task.single_task_place_event (author_id)');
+        $this->addSql('CREATE INDEX IDX_D459EBEE8DB60186 ON chill_task.single_task_place_event (task_id)');
+        $this->addSql('COMMENT ON COLUMN chill_task.single_task_place_event.datetime IS \'(DC2Type:datetime_immutable)\'');
+        $this->addSql('ALTER TABLE chill_task.single_task_place_event ADD CONSTRAINT FK_D459EBEEF675F31B FOREIGN KEY (author_id) REFERENCES users (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('ALTER TABLE chill_task.single_task_place_event ADD CONSTRAINT FK_D459EBEE8DB60186 FOREIGN KEY (task_id) REFERENCES chill_task.single_task (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+    }
+
+    public function down(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('DROP SEQUENCE chill_task.single_task_place_event_id_seq CASCADE');
+        $this->addSql('DROP TABLE chill_task.single_task_place_event');
+        
+    }
+}

src/Bundle/ChillTask/Resources/migrations/Version20181113161925.php

@@ -0,0 +1,29 @@
+<?php declare(strict_types=1);
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Add index on single_task_place_events
+ */
+final class Version20181113161925 extends AbstractMigration
+{
+    public function up(Schema $schema) : void
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('CREATE INDEX transition_task_date ON chill_task.single_task_place_event (task_id, transition, datetime)');
+        $this->addSql('CREATE INDEX transition_task ON chill_task.single_task_place_event (task_id, transition)');
+    }
+
+    public function down(Schema $schema) : void
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('DROP INDEX transition_task_date');
+        $this->addSql('DROP INDEX transition_task');
+        
+    }
+}

src/Bundle/ChillTask/Resources/migrations/Version20181113164108.php

@@ -0,0 +1,28 @@
+<?php declare(strict_types=1);
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Add index on single task
+ */
+final class Version20181113164108 extends AbstractMigration
+{
+    public function up(Schema $schema) : void
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('CREATE INDEX by_type ON chill_task.single_task (type)');
+        $this->addSql('CREATE INDEX by_current_state ON chill_task.single_task USING GIN (current_states)');
+    }
+
+    public function down(Schema $schema) : void
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('DROP INDEX by_type');
+        $this->addSql('DROP INDEX by_current_state');
+    }
+}

src/Bundle/ChillTask/Resources/public/index.js

@@ -0,0 +1,3 @@
+// this file loads all assets from the Chill task bundle
+require('./sass/_task.scss');
+

src/Bundle/ChillTask/Resources/public/sass/_task-list.scss

@@ -0,0 +1,53 @@
+table.chill-task-list {
+    .chill-task-list__row > div {
+        margin-bottom: 0.50rem;
+    }
+    
+    .chill-task-list__row__title {
+        font-weight: bold;
+        font-size: 1.40rem;
+    }
+    
+    .chill-task-list__row__type {
+        font-variant: small-caps;
+        display: inline;
+        padding: 0.05rem .15rem;
+        font-size: 0.88rem;
+        font-weight: light;
+        line-height: 1;
+        text-align: center;
+        white-space: nowrap;
+        vertical-align: baseline;
+        border: 1px solid var(--chill-dark-gray);
+        color: var(--chill-dark-gray);
+    }
+    
+    .chill-task-list__row__person-for {
+        display: inline;
+        font-weight: bold;
+    }
+    
+    .chill-task-list__row__assignee {
+        display: inline;
+        
+    }
+    
+    .chill_task-list__row__assignee_by {
+        display: inline;
+        font-weight: bold;
+    }
+    
+    .chill-task-list__row__dates {
+        & > ul {
+            display: inline;
+            list-style: none;
+            
+            & > li {
+                display: inline;
+                margin-right: 0.25rem;
+                
+            }
+        }
+    }
+}
+

src/Bundle/ChillTask/Resources/public/sass/_task-statuses.scss

@@ -0,0 +1,34 @@
+.task-status {
+    &.box {
+        font-variant: small-caps;
+        display: inline;
+        padding: .2em .6em .3em;
+        font-size: 0.88rem;
+        font-weight: bold;
+        line-height: 1;
+        text-align: center;
+        white-space: nowrap;
+        vertical-align: baseline;
+        border-radius: .25em;
+        color: white;
+    }
+    
+    &.type-task_default {
+        //  'new', 'in_progress', 'closed', 'canceled'
+            &.place-new {
+                background-color: var(--chill-yellow);
+            }
+
+            &.place-in_progress {
+                background-color: var(--chill-green);
+            }
+
+            &.place-closed {
+                background-color: var(--chill-blue);
+            }
+
+            &.place-canceled {
+                background-color: var(--chill-beige);
+            }
+    }
+}

src/Bundle/ChillTask/Resources/public/sass/_task.scss

@@ -0,0 +1,88 @@
+@import '../../../../main/Resources/public/sass/custom/config/colors';
+@import "_task-statuses.scss";
+@import "_task-list.scss";
+
+div#single_task_warningInterval {
+    display: flex;
+    flex-direction: row;
+    justify-content: flex-end;
+    div.container {
+        display: flex;
+        flex-direction: row;
+        justify-content: flex-end;
+        & > div:first-child {
+            display:none;  /* Hide the label container */
+        }
+        & > div {
+            padding-right: 0;
+            width: 7em;
+        }
+        input[type="text"] {
+            height: 35px;
+        }
+    }
+}
+
+.bt-task-label {
+    display: inline-flex;
+    margin-bottom: 0.2em;
+    font-size: 0.8em;
+    text-transform: capitalize;
+}
+
+.bt-task {
+    display: inline-block;
+    height: 0;
+    width: 8px;
+}
+
+.bt-task-exchange {
+    background: $chill-green;
+    color: #fff;
+}
+.bt-task-exchange:hover {
+    background: $chill-green-dark;
+    color: #fff;
+}
+
+.bt-task-exchange::before {
+    @extend .bt-task;
+    width: 10px;
+    content: url(../svg/exchange-alt.svg);
+}
+
+.bt-task-start::before {
+    @extend .bt-task;
+    content: url(../svg/play.svg);
+}
+
+.bt-task-cancel::before {
+    @extend .bt-task;
+    content: url(../svg/archive.svg);
+}
+
+.bt-task-close::before {
+    @extend .bt-task;
+    content: url(../svg/check.svg);
+}
+
+.bt-dropdown {
+    position: relative;
+    display: inline-block;
+}
+
+.bt-dropdown-content {
+    display: none;
+    position: absolute;
+    background-color: #f9f9f9;
+    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
+    z-index: 1;
+    a {
+      margin: 0.4em;
+    }
+}
+
+.bt-dropdown:hover .bt-dropdown-content {
+    display: inline-block;
+    width: min-content;
+}

src/Bundle/ChillTask/Resources/public/svg/archive.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M32 448c0 17.7 14.3 32 32 32h384c17.7 0 32-14.3 32-32V160H32v288zm160-212c0-6.6 5.4-12 12-12h104c6.6 0 12 5.4 12 12v8c0 6.6-5.4 12-12 12H204c-6.6 0-12-5.4-12-12v-8zM480 32H32C14.3 32 0 46.3 0 64v48c0 8.8 7.2 16 16 16h480c8.8 0 16-7.2 16-16V64c0-17.7-14.3-32-32-32z"/></svg>

src/Bundle/ChillTask/Resources/public/svg/check.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><path d="M173.898 439.404l-166.4-166.4c-9.997-9.997-9.997-26.206 0-36.204l36.203-36.204c9.997-9.998 26.207-9.998 36.204 0L192 312.69 432.095 72.596c9.997-9.997 26.207-9.997 36.204 0l36.203 36.204c9.997 9.997 9.997 26.206 0 36.204l-294.4 294.401c-9.998 9.997-26.207 9.997-36.204-.001z"/></svg>

src/Bundle/ChillTask/Resources/public/svg/exchange-alt.svg

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   viewBox="0 0 512 512"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="exchange-alt.svg">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1313"
+     inkscape:window-height="744"
+     id="namedview6"
+     showgrid="false"
+     inkscape:zoom="0.4609375"
+     inkscape:cx="256"
+     inkscape:cy="256"
+     inkscape:window-x="53"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M0 168v-16c0-13.255 10.745-24 24-24h360V80c0-21.367 25.899-32.042 40.971-16.971l80 80c9.372 9.373 9.372 24.569 0 33.941l-80 80C409.956 271.982 384 261.456 384 240v-48H24c-13.255 0-24-10.745-24-24zm488 152H128v-48c0-21.314-25.862-32.08-40.971-16.971l-80 80c-9.372 9.373-9.372 24.569 0 33.941l80 80C102.057 463.997 128 453.437 128 432v-48h360c13.255 0 24-10.745 24-24v-16c0-13.255-10.745-24-24-24z"
+     id="path4"
+     style="fill:#ffffff;fill-opacity:1" />
+</svg>

src/Bundle/ChillTask/Resources/public/svg/play.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M424.4 214.7L72.4 6.6C43.8-10.3 0 6.1 0 47.9V464c0 37.5 40.7 60.1 72.4 41.3l352-208c31.4-18.5 31.5-64.1 0-82.6z"/></svg>

src/Bundle/ChillTask/Resources/translations/messages.fr.yml

@@ -0,0 +1,105 @@
+Tasks: 'Tâches'
+'New task': 'Nouvelle tâche'
+'Add a new task': 'Ajouter une nouvelle tâche'
+Title: Titre
+Description: Description
+Assignee: 'Personne assignée'
+Scope: Cercle
+'Start date': 'Date de début'
+'End date': "Date d'échéance"
+'Warning date': "Date d'avertissement"
+'Warning interval': "Délai d'avertissement avant la date d'échéance"
+'Unknown dates': 'Dates non spécifiées'
+'N': ''
+'Unit': ''
+Task: Tâche
+Details: Détails
+Person: Personne
+Scope: Cercle
+Date: Date
+Dates: Dates
+User: Utilisateur
+'Task list': 'Liste des tâches'
+'Tasks with expired deadline': "Tâches avec une date d'échéance dépassée"
+'Tasks with warning deadline reached': "Tâches avec une date d'avertissement atteinte"
+'Current tasks': 'Tâches en cours'
+'Closed tasks': Tâches terminées
+'Tasks not started': 'Tâches non commencées'
+'Task start date': 'Date de début'
+'Task warning date': "Date d'avertissement"
+'Task end date': "Date d'échéance"
+'Start': 'Début'
+'Warning': 'Avertissement'
+'End': 'Échéance'
+'Task type': 'Type'
+'Task status': 'Statut'
+'Edit the task': 'Modifier la tâche'
+'Edit task': 'Modifier la tâche'
+'Save task': 'Enregistrer la tâche'
+'View the task': 'Voir la tâche'
+'Update the task': 'Mettre à jour la tâche'
+'Remove task': 'Supprimer la tâche'
+'Delete': 'Supprimer'
+'Change task status': 'Changer le statut'
+'Are you sure you want to remove the task about "%name%" ?': 'Êtes-vous sûr·e de vouloir supprimer la tâche de "%name%"?'
+'See more': 'Voir plus'
+'Associated tasks': 'Tâches associées'
+'My tasks': 'Mes tâches'
+'No description': 'Pas de description'
+'No dates specified': 'Dates non spécifiées'
+'No one assignee': 'Aucune personne assignée'
+'Task types': Types de tâches
+Days: Jour(s)
+Weeks: Semaine(s)
+Months: Mois
+Year: Année(s)
+Filter the tasks: Filtrer les tâches
+Filter: Filtrer
+Any user: Tous les utilisateurs
+Unassigned: Non assigné
+Associated person: Personne associée
+Default task: Tâche par défaut
+Not assigned: Aucun utilisateur assigné
+For person: Pour
+By: Par
+
+# transitions - default task definition
+'new': 'nouvelle'
+'in_progress': 'en cours'
+'closed': 'fermée'
+'canceled': 'supprimée'
+start: démarrer
+close: clotûrer
+cancel: annuler
+Start_verb: Démarrer
+Close_verb: Clotûrer
+Set this task to cancel state: Marquer cette tâche comme annulée
+'%user% has closed the task': %user% a fermé la tâche
+'%user% has canceled the task': %user% a annulé la tâche
+'%user% has started the task': %user% a commencé la tâche
+'%user% has created the task': %user% a introduit la tâche
+Are you sure you want to close this task ?: Êtes-vous sûrs de vouloir clotûrer cette tâche ?
+Are you sure you want to cancel this task ?: Êtes-vous sûrs de vouloir annuler cette tâche ?
+Are you sure you want to start this task ?: Êtes-vous sûrs de vouloir démarrer cette tâche ?
+
+#Flash messages
+'The task is created': 'La tâche a été créée'
+'There is no tasks.': Aucune tâche.
+'The task has been successfully removed.': 'La tâche a bien été supprimée'
+'This form contains errors': 'Ce formulaire contient des erreurs'
+'The task has been updated': 'La tâche a été mise à jour'
+'The transition is successfully applied': 'La transition a bien été effectuée'
+'The transition could not be applied': "La transition n'a pas pu être appliquée"
+
+#widget
+'%number% tasks over deadline': '{0} Aucune tâche dépassée|{1} Une tâche dépassée | ]1,Inf[ %count% tâches dépassées'
+'%number% tasks near deadline': '{0} Aucune tâche en rappel|{1} Une tâche en rappel | ]1,Inf[ %count% tâches en rappel'
+
+#title
+My tasks near deadline: Mes tâches à échéance proche
+My tasks over deadline: Mes tâches à échéance dépassée
+
+#transition page
+Apply transition on task <em>%title%</em>: Appliquer la transition sur la tâche <em>%title%</em>
+
+All centers: Tous les centres

src/Bundle/ChillTask/Resources/translations/validators.fr.yml

@@ -0,0 +1,4 @@
+The start date must be before the end date: La date de début doit être avant la date d'échéance
+This form contains errors: Le formulaire contient des erreurs
+The start date must be before warning date: La date de début doit être avant le délai d'avertissement
+An end date is required if a warning interval is set: Une date d'échéance est requise lorsqu'un délai de rappel est fixé

src/Bundle/ChillTask/Resources/views/SingleTask/_list.html.twig

@@ -0,0 +1,240 @@
+{% macro date_status(title, tasks, count, paginator, status, isSingleStatus, person, user) %}
+        {% if tasks|length > 0 %}
+            <h3>{{ title|trans }}</h3>
+
+            <table class="records_list chill-task-list">
+                <tbody>
+                    {% for task in tasks %}
+                        <tr>
+                            <td class="chill-task-list__row">
+                                
+                                <div>
+                                    <span class="chill-task-list__row__title">{{ task.title }}</span>
+                                </div>
+                                
+                                {% if person is null %}
+                                    <div>
+                                        <span class="chill-task-list__row__person-for">{{ 'For person'|trans }}&nbsp;:</span> <span class="chill-task-list__row__person"><a href="{{ path('chill_person_view', {person_id : task.person.Id}) }}">{{ task.person}}</a></span>
+                                    </div>
+                                {% endif %}
+                                
+                                <div>
+                                    <span class="chill-task-list__row__type">{{ task_workflow_metadata(task, 'definition.name')|trans }}</span>
+                                </div>
+                                
+
+                                    
+                                <div>
+                                
+                                    {% for place in workflow_marked_places(task) %}
+                                        <span class="task-status box type-{{ task.type }} place-{{ place }}">{{ place|trans }}</span>
+                                    {% endfor %}
+                                    {% if task.assignee is not null %}
+                                        <div class="chill-task-list__row__assignee"><span class="chill_task-list__row__assignee_by">{{ 'By'|trans }}&nbsp;:</span> {{ task.assignee.username }}</div>
+                                    {% endif %}
+                                </div>
+                                
+                                
+                                {% if task.startDate is not null or task.warningDate is not null or task.endDate is not null %}
+                                <div class="chill-task-list__row__dates">
+                                    <ul class="record_actions_column">
+                                        {% if task.startDate is not null %}
+                                            <li title="{{ 'Start'|trans|escape('html_attr') }}">
+                                                <i class="fa fa-play" ></i> {{ task.startDate|localizeddate('medium', 'none') }}
+                                            </li>
+                                        {% endif %}
+                                        {% if task.warningDate is not null %}
+                                            <li title="{{ 'Warning'|trans|escape('html_attr') }}">
+                                                <i class="fa fa-exclamation-triangle"></i> {{ task.warningDate|localizeddate('medium', 'none') }}
+                                            </li>
+                                        {% endif %}
+                                        {% if task.endDate is not null %}
+                                            <li title="{{ 'End'|trans|escape('html_attr') }}">
+                                                <i class="fa fa-hourglass-end"></i> {{ task.endDate|localizeddate('medium', 'none') }}
+                                            </li>
+                                         {% endif %}
+                                    </ul>
+                                </div>
+                                {% endif %}
+                                
+                            </td>
+                            <td>
+                                <ul class="record_actions">
+                                    {% if workflow_transitions(task)|length > 0 %}
+                                    <li>
+                                        <div class="bt-dropdown">
+                                            <a href="" class="sc-button bt-task-exchange">&nbsp;</a>
+                                            <div class="bt-dropdown-content">
+                                                {% for transition in workflow_transitions(task) %}
+                                                    <a href="{{ path('chill_task_task_transition', { 'taskId': task.id, 'transition': transition.name, 'kind': 'single-task', 'list_params': app.request.query.all }) }}" class="{{ task_workflow_metadata(task, 'transition.class', transition)|e('html_attr') }}">{{ task_workflow_metadata(task, 'transition.verb', transition)|trans }}</a>
+                                                {% endfor %}
+                                            </div>
+                                        </div>
+                                    </li>
+                                    {% endif %}
+                                    <li>
+                                        <a href="{{ path('chill_task_single_task_show', { 'id': task.id, 'list_params': app.request.query.all }) }}" class="sc-button bt-show "></a>
+                                    </li>
+                                    {% if is_granted('CHILL_TASK_TASK_UPDATE', task) %}
+                                    <li>
+                                        <a href="{{ path('chill_task_single_task_edit', { 'id': task.id, 'list_params': app.request.query.all }) }}" class="sc-button bt-update "></a>
+                                    </li>
+                                    {% endif %}
+                                    {% if is_granted('CHILL_TASK_TASK_DELETE', task) %}
+                                    <li>
+                                        <a href="{{ path('chill_task_single_task_delete', { 'id': task.id, 'list_params': app.request.query.all } ) }}" class="sc-button bt-delete "></a>
+                                    </li>
+                                    {% endif %}
+                                </ul>
+                            </td>
+                        </tr>
+                    {% endfor %}
+                </tbody>
+            </table>
+
+            {% if isSingleStatus %}
+                {% if tasks|length < paginator.getTotalItems %}
+                {{ chill_pagination(paginator) }}
+                {% endif %}
+
+                <!-- lien retour -->
+                <ul class="record_actions">
+                    <li>
+                        {% if person is not null %}
+                        <a href="{{ path('chill_task_singletask_list', {'person_id': person.id}) }}" class="sc-button bt-cancel">
+                            {{ 'Back to the list' | trans }}
+                        </a>
+                        {% endif %}
+                        {% if user is not null %}
+                        <a href="{{ path('chill_task_singletask_list') }}" class="sc-button bt-cancel">
+                            {{ 'Back to the list' | trans }}
+                        </a>
+                        {% endif %}
+                    </li>
+                    <li>
+                        {% if person is not null %}
+                        <a href="{{ path('chill_task_single_task_new', {'person_id': person.id}) }}" class="sc-button bt-create">
+                            {{ 'Add a new task' | trans }}
+                        </a>
+                        {% endif %}
+                        {% if user is not null %}
+                        <a href="{{ path('chill_task_single_task_new') }}" class="sc-button bt-create">
+                            {{ 'Add a new task' | trans }}
+                        </a>
+                        {% endif %}
+                    </li>
+                </ul>
+            {% else %}
+                <ul class="record_actions">
+                    <li>
+                        <a href="{{ path('chill_task_singletask_list', app.request.query.all|merge({ 'status': [ status ] })) }}" class="sc-button">
+                            {{ 'See more' | trans }}
+                        </a>
+                    </li>
+
+                </ul>
+            {% endif %}
+
+        {% endif %}
+{% endmacro %}
+
+{% import _self as helper %}
+
+
+    <h1>{{ app.request.query.get('title', null)|escape('html')|default('Task list'|trans) }}</h1>
+
+    {% if false == app.request.query.boolean('hide_form', false) %}
+    <h2>{{ 'Filter the tasks'|trans }}</h2>
+    {{ form_start(form) }}
+    {{ form_row(form.user_id) }}
+    
+    {% if form.status is defined %}
+    {{ form_row(form.status) }}
+    {% endif %}
+    
+    {% if form.types is defined %}
+    {{ form_row(form.types) }}
+    {% endif %}
+    
+    {% if form.person_id is defined %}
+    {{ form_row(form.person_id) }}
+    {% endif %}
+    
+    {% if form.center_id is defined %}
+    {{ form_row(form.center_id) }}
+    {% endif %}
+    
+    <ul class="record_actions">
+        <li>
+            <button type="submit" class="sc-button">{{ 'Filter'|trans }}</button>
+        </li>
+    </ul>
+    {{ form_end(form)}}
+    {% endif %}
+    
+    
+
+    {% if tasks_count == 0 %}
+        <p class="chill-no-data-statement">{{ "There is no tasks."|trans }}</p>
+        {% if person is not null and is_granted('CHILL_TASK_TASK_CREATE', person)  %}
+            <ul class="record_actions">
+                <li>
+                    {% if person is not null %}
+                    <a href="{{ path('chill_task_single_task_new', {'person_id': person.id}) }}" class="sc-button bt-create">
+                        {{ 'Add a new task' | trans }}
+                    </a>
+                    {% endif %}
+                </li>
+            </ul>
+        {% endif %}
+    {% else %}
+        
+        {% if false == app.request.query.boolean('hide_form', false) %}
+        <h2>{{ 'Tasks'|trans }}</h2>
+        {% endif %}
+        
+        {% if person is not null and is_granted('CHILL_TASK_TASK_CREATE', person)  %}
+            <ul class="record_actions">
+                <li>
+                    {% if person is not null %}
+                    <a href="{{ path('chill_task_single_task_new', {'person_id': person.id}) }}" class="sc-button bt-create">
+                        {{ 'Add a new task' | trans }}
+                    </a>
+                    {% endif %}
+                </li>
+            </ul>
+        {% endif %}
+        
+        {% if single_task_ended_tasks is defined %}
+            {{ helper.date_status('Tasks with expired deadline', single_task_ended_tasks, single_task_ended_count, single_task_ended_paginator, 'ended', isSingleStatus, person) }}
+        {% endif %}
+
+        {% if single_task_warning_tasks is defined %}
+            {{ helper.date_status('Tasks with warning deadline reached', single_task_warning_tasks, single_task_warning_count, single_task_warning_paginator, 'warning',  isSingleStatus, person) }}
+        {% endif %}
+
+        {% if single_task_current_tasks is defined %}
+            {{ helper.date_status('Current tasks', single_task_current_tasks, single_task_current_count, single_task_current_paginator, 'current',  isSingleStatus, person) }}
+        {% endif %}
+
+        {% if single_task_not_started_tasks is defined %}
+            {{ helper.date_status('Tasks not started', single_task_not_started_tasks, single_task_not_started_count, single_task_not_started_paginator, 'not_started', isSingleStatus, person) }}
+        {% endif %}
+
+        {% if single_task_closed_tasks is defined %}
+            {{ helper.date_status('Closed tasks', single_task_closed_tasks, single_task_closed_count, single_task_closed_paginator, 'closed',  isSingleStatus, person) }}
+        {% endif %}
+
+        {% if isSingleStatus == false %}
+            <ul class="record_actions">
+                <li>
+                    {% if person is not null and is_granted('CHILL_TASK_TASK_CREATE', person) %}
+                    <a href="{{ path('chill_task_single_task_new', {'person_id': person.id}) }}" class="sc-button bt-create">
+                        {{ 'Add a new task' | trans }}
+                    </a>
+                    {% endif %}
+                </li>
+            </ul>
+        {% endif %}
+
+    {% endif %}

src/Bundle/ChillTask/Resources/views/SingleTask/confirm_delete.html.twig

@@ -0,0 +1,19 @@
+{% extends "ChillPersonBundle::layout.html.twig"  %}
+
+{% set activeRouteKey = 'chill_task_task_list' %}
+{% set person = task.person %}
+
+{% block title  'Remove task'|trans %}
+
+{% block personcontent %}
+
+{{ include('ChillMainBundle:Util:confirmation_template.html.twig',
+    {
+        'title'             : 'Remove task'|trans,
+        'confirm_question'  : 'Are you sure you want to remove the task about "%name%" ?'|trans({ '%name%' : person.firstname ~ ' ' ~ person.lastname } ),
+        'cancel_route'      : 'chill_task_singletask_list',
+        'cancel_parameters' : app.request.query.get('list_params', { } ),
+        'form'              : delete_form
+    } ) }}
+
+{% endblock %}

src/Bundle/ChillTask/Resources/views/SingleTask/edit.html.twig

@@ -0,0 +1,54 @@
+{#
+ * Copyright (C) 2014, Champs Libres Cooperative SCRLFS, <http://www.champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#}
+{% extends "ChillPersonBundle::layout.html.twig"  %}
+
+{% set activeRouteKey = 'chill_task_single_task_edit' %}
+{% set person = task.person %}
+
+{% block title %}{{ 'Edit task'|trans }}{% endblock %}
+
+{% block personcontent %}
+<h1 class="chill-red">{{ 'Edit task'|trans }}</h1>
+
+    {{ form_start(form) }}
+
+    {{ form_row(form.title) }}
+    {{ form_row(form.description) }}
+    {{ form_row(form.assignee) }}
+    {{ form_row(form.circle) }}
+    {{ form_row(form.startDate) }}
+    {{ form_row(form.endDate) }}
+    {{ form_row(form.warningInterval) }}
+
+    <ul class="record_actions sticky-form-buttons">
+        <li class="cancel">
+            <a class="sc-button bt-cancel" href="{% if app.request.query.has('returnPath') %}
+                {{ app.request.query.get('returnPath')|escape('html_attr') }}">
+                {% else %}
+                {{ path('chill_task_single_task_show', { 'id': task.id, 'list_params': app.request.query.get('list_params', { } )} ) }}" class="sc-button">
+                {% endif %}
+                {{ app.request.query.get('returnLabel')|default('Cancel'|trans) }}
+            </a>
+        </li>
+        <li>
+            {{ form_widget(form.submit, { 'label': 'Save task', 'attr': {'class' : 'sc-button bt-update'}})}}
+        </li>
+    </ul>
+
+    {{ form_end(form) }}
+
+{% endblock %}

src/Bundle/ChillTask/Resources/views/SingleTask/index.html.twig

@@ -0,0 +1,45 @@
+{#
+ * Copyright (C) 2014, Champs Libres Cooperative SCRLFS, <http://www.champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#}
+
+{% extends layout %}
+
+{% set activeRouteKey = 'chill_task_single_task_new' %}
+
+{% block title %}{{ 'Task list'|trans }}{% endblock %}
+
+{% macro thead() %}
+
+{% endmacro %}
+
+{% macro row(task) %}
+
+{% endmacro %}
+
+
+{# filter tasks #}
+
+{% if person is not null %}
+    {% block personcontent %}
+        {% include 'ChillTaskBundle:SingleTask:_list.html.twig' %}
+    {% endblock %}
+{% else %}
+    {% block content %}
+        <div class="grid-8 push-1 grid-mobile-9 grid-tablet-9 push-mobile-0 push-tablet-0">
+            {% include 'ChillTaskBundle:SingleTask:_list.html.twig' %}
+        </div>
+    {% endblock %}
+{% endif %}

src/Bundle/ChillTask/Resources/views/SingleTask/new.html.twig

@@ -0,0 +1,47 @@
+{#
+ * Copyright (C) 2014, Champs Libres Cooperative SCRLFS, <http://www.champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#}
+{% extends "ChillPersonBundle::layout.html.twig"  %}
+
+{% set activeRouteKey = 'chill_task_single_task_new' %}
+{% set person = task.person %}
+
+{% block title %}{{ 'New task'|trans }}{% endblock %}
+
+{% block personcontent %}
+<h1 class="chill-red">{{ 'New task'|trans }}</h1>
+
+    {{ form_start(form) }}
+    
+    {{ form_errors(form) }}
+
+    {{ form_row(form.title) }}
+    {{ form_row(form.description) }}
+    {{ form_row(form.assignee) }}
+    {{ form_row(form.circle) }}
+    {{ form_row(form.startDate) }}
+    {{ form_row(form.endDate) }}
+    {{ form_row(form.warningInterval) }}
+
+    <div class="grid-12 centered sticky-form-buttons">
+        <!-- {{ form_row(form.submit, { 'label': 'Add a new task'|trans, 'attr': {'class': 'fa fa-save sc-button green margin-10'}  })  }} -->
+
+        <button class="sc-button green margin-10" type="submit"><i class="fa fa-save"></i> {{ 'Add a new task'|trans }}</button>
+    </div>
+
+    {{ form_end(form) }}
+
+{% endblock %}

src/Bundle/ChillTask/Resources/views/SingleTask/show.html.twig

@@ -0,0 +1,125 @@
+{#
+ * Copyright (C) 2014, Champs Libres Cooperative SCRLFS, <http://www.champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#}
+{% extends "ChillPersonBundle::layout.html.twig"  %}
+
+{% set activeRouteKey = 'chill_task_single_task_show' %}
+{% set person = task.person %}
+
+{% block title %}{{ 'Task'|trans }}{% endblock %}
+
+
+{% block personcontent %}
+<h1 class="chill-red">{{ 'Task'|trans }}</h1>
+
+<h2>{{ task.title }} {% for place in workflow_marked_places(task) %}
+                <span class="task-status box type-{{ task.type }} place-{{ place }}">{{ place|trans }}</span>
+            {% endfor %}</h2>
+
+    <dl class="chill_view_data">
+
+        <dt class="inline">{{ 'Description'|trans }}</dt>
+        <dd>
+            {% if task.description is empty %}
+            <span class="chill-no-data-statement">{{"No description"|trans}}</span>
+            {% else %}
+            <blockquote class="chill-user-quote">
+            {{ task.description }}
+            </blockquote>
+            {% endif %}
+        </dd>
+
+        <dt class="inline">{{ 'Assignee'|trans }}</dt>
+        <dd>
+            {% if task.assignee is null %}
+            <span class="chill-no-data-statement">{{"No one assignee"|trans}}</span>
+            {% else %}
+            {{ task.assignee }}
+            {% endif %}
+        </dd>
+
+        <dt class="inline">{{ 'Scope'|trans }}</dt>
+        <dd><span class="scope">{{ task.scope.name|localize_translatable_string }}</span></dd>
+
+        <h3>{{"Dates"|trans}}</h3>
+        {% if task.startDate is null and task.endDate is null and task.warningDate is null %}
+            <dt>
+                <dd><span class="chill-no-data-statement">{{"No dates specified"|trans}}</span></dd>
+            </dt>
+        {% else %}
+            {% if task.startDate is not null %}
+            <dt class="inline">{{ 'Start'|trans }}</dt>
+            <dd>{{ task.startDate|localizeddate('long', 'none') }}</dd>
+            {% endif %}
+
+            {% if task.endDate is not null %}
+            <dt class="inline">{{ 'End'|trans }}</dt>
+            <dd>{{ task.endDate|localizeddate('long', 'none') }}</dd>
+            {% endif %}
+
+            {% if task.warningDate is not null %}
+            <dt class="inline">{{ 'Warning'|trans }}</dt>
+            <dd>{{ task.warningDate|localizeddate('long', 'none') }}</dd>
+            {% endif %}
+
+        {% endif %}
+    </dl>
+
+    {% if timeline is not null %}
+        <h3>{{"Timeline"|trans}}</h3>
+        {{ timeline|raw }}
+    {% endif %}
+
+    <ul class="record_actions">
+        <li class="cancel">
+            <a class="sc-button bt-cancel" href="{%- if app.request.query.has('returnPath') -%}
+                {{ app.request.query.get('returnPath')|escape('html_attr') }}
+                {%- else -%}
+                    {{ path('chill_task_singletask_list', app.request.query.get('list_params', {}) ) }}
+                {%- endif -%}">
+                {{ app.request.query.get('returnLabel')|default('Back to the list'|trans) }}
+            </a>
+        </li>
+        {% if workflow_transitions(task)|length > 0 %}
+        <li>
+            <div class="bt-dropdown">
+                <a href="" class="sc-button bt-task-exchange">&nbsp;{{'Change task status'|trans}}</a>
+                <div class="bt-dropdown-content">
+                    {% for transition in workflow_transitions(task) %}
+                        <a href="{{ path('chill_task_task_transition', { 'taskId': task.id, 'transition': transition.name, 'kind': 'single-task', 'return_path':  app.request.uri }) }}" class="{{ task_workflow_metadata(task, 'transition.class', transition)|e('html_attr') }}">{{ task_workflow_metadata(task, 'transition.verb', transition)|trans }}</a>
+                    {% endfor %}
+                </div>
+            </div>
+        </li>
+        {% endif %}
+        {% if is_granted('CHILL_TASK_TASK_UPDATE', task) %}
+        <li>
+        <a class="sc-button bt-update" href="{{ path('chill_task_single_task_edit', { 'id': task.id }) }}">
+            {{ 'Edit the task'|trans }}
+        </a>
+        </li>
+        {% endif %}
+        {% if is_granted('CHILL_TASK_TASK_CREATE', task) %}
+        <li>
+            <a href="{{ path('chill_task_single_task_delete', { 'id': task.id } ) }}" class="sc-button bt-delete">
+                {{ 'Delete'|trans }}
+            </a>
+        </li>
+        {% endif %}
+
+    </ul>
+
+{% endblock %}

src/Bundle/ChillTask/Resources/views/SingleTask/transition.html.twig

@@ -0,0 +1,34 @@
+{% extends "ChillPersonBundle::layout.html.twig"  %}
+
+{% set activeRouteKey = 'chill_task_task_list' %}
+{% set person = task.person %}
+
+{% block title  'Remove task'|trans %}
+
+{% block personcontent %}
+
+<h2>{{ 'Apply transition on task <em>%title%</em>'|trans({ '%title%': task.title } )|raw }}</h2>
+
+
+{% if task_workflow_metadata(task, 'transition.sentence_confirmation', transition) is not empty %}
+    <p class="message-confirm">{{ task_workflow_metadata(task, 'transition.sentence_confirmation', transition)|trans }}</p>
+{% else %}
+    <p>{{ 'Are you sure to apply the transition %name% on this task ?'|trans({ '%name%': task_workflow_metadata(task, 'transition.name', transition)|default(transition.name)|trans }) }}</p>
+{% endif %}
+
+{{ form_start(form) }}
+
+<ul class="record_actions">
+    <li class="cancel">
+        <a href="{{ path('chill_task_singletask_list', app.request.query.get('list_params', { }) ) }}" class="sc-button bt-cancel">
+            {{ 'Back to the list'|trans }}
+        </a>
+    </li>
+    <li>
+        {{ form_widget(form.submit, { 'attr' : { 'class' : "sc-button bt-task-exchange green" }, 'label': task_workflow_metadata(task, 'transition.apply_transition_submit_label', transition)|default('apply')|trans } ) }}
+    </li>
+</ul>
+        
+{{ form_end(form) }}
+
+{% endblock %}

src/Bundle/ChillTask/Resources/views/Timeline/single_task_transition_person_context.html.twig

@@ -0,0 +1,33 @@
+<div>
+    <h3 class="single-line">
+        {{ event.datetime|localizeddate('long', 'none') }}
+        <span class="task"> / {{ 'Task'|trans }}</span> / 
+        {% if transition is not null %}
+            <span class="statement">{{ task_workflow_metadata(event.task, 'transition.sentence', transition)|trans({ '%user%': event.author.username }) }}</span> 
+        {% else %}
+            <span class="statement">{{ '%user% has created the task'|trans({ '%user%': event.author.username }) }}</span> 
+        {% endif %}
+    </h3>
+    
+    <div class="statement">
+            <dl class="chill_view_data">
+                <dt class="inline">{{ 'Title'|trans }}</dt>
+                <dd>{{ event.task.title }}</dd>
+
+                {% if event.task.description is not empty %}
+                    <dt class="inline">{{ 'Description'|trans }}</dt>
+                    <dd>
+                        <blockquote class="chill-user-quote">
+                            {{ event.task.description }}
+                        </blockquote>
+                    </dd>
+                {% endif %}
+                
+                {% if event.task.endDate is not empty %}
+                    <dt class="inline">{{ 'Task end date'|trans }}</dt>
+                    <dd>{{ event.task.endDate|localizeddate('medium', 'none') }}</dd>
+                {% endif %}
+            </dl>
+    </div>
+        
+</div>

src/Bundle/ChillTask/Resources/views/Timeline/single_task_transition_task_context.html.twig

@@ -0,0 +1,11 @@
+<div>
+    <h3 class="single-line">
+        {{ event.datetime|localizeddate('long', 'short') }}
+        <span class="task"> 
+        {% if transition is not null %}
+            <span class="statement">{{ task_workflow_metadata(event.task, 'transition.sentence', transition)|trans({ '%user%': event.author.username }) }}</span>
+        {% else %}
+            <span class="statement">{{ '%user% has created the task'|trans({ '%user%': event.author.username }) }}</span>
+        {% endif %}
+    </h3>
+</div>

src/Bundle/ChillTask/Security/Authorization/AuthorizationEvent.php

@@ -0,0 +1,88 @@
+<?php
+/*
+ * 
+ */
+namespace Chill\TaskBundle\Security\Authorization;
+
+use Symfony\Component\EventDispatcher\Event;
+use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class AuthorizationEvent extends Event
+{
+    /**
+     * @var Chill\TaskBundle\Entity\AbstractTask|\Chill\PersonBundle\Entity\Person|null
+     */
+    protected $subject;
+    
+    /**
+     *
+     * @var string
+     */
+    protected $attribute;
+    
+    /**
+     *
+     * @var TokenInterface
+     */
+    protected $token;
+    
+    /**
+     *
+     * @var bool
+     */
+    protected $vote;
+    
+    const VOTE = 'chill_task.vote';
+    
+    public function __construct(
+        $subject, 
+        $attribute, 
+        TokenInterface $token
+    ) {
+        $this->subject = $subject;
+        $this->attribute = $attribute;
+        $this->token = $token;
+    }
+
+    public function getSubject()
+    {
+        return $this->subject;
+    }
+
+    public function getAttribute()
+    {
+        return $this->attribute;
+    }
+
+    public function getToken(): TokenInterface
+    {
+        return $this->token;
+    }
+    
+    public function getVote()
+    {
+        return $this->vote;
+    }
+   
+    public function setVote($vote)
+    {
+        $this->vote = $vote;
+        
+        return $this;
+    }
+
+    public function hasVote()
+    {
+        return $this->vote !== NULL;
+    }
+    
+    public function removeVote()
+    {
+        $this->vote = NULL;
+    }
+}

src/Bundle/ChillTask/Security/Authorization/TaskVoter.php

@@ -0,0 +1,175 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+namespace Chill\TaskBundle\Security\Authorization;
+
+use Chill\MainBundle\Security\Authorization\AbstractChillVoter;
+use Chill\TaskBundle\Entity\AbstractTask;
+use Symfony\Component\Security\Core\Authorization\AccessDecisionManagerInterface;
+use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
+use Chill\PersonBundle\Security\Authorization\PersonVoter;
+use Psr\Log\LoggerInterface;
+use Chill\MainBundle\Security\ProvideRoleHierarchyInterface;
+use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
+use Chill\MainBundle\Entity\User;
+use Chill\PersonBundle\Entity\Person;
+use Symfony\Component\Security\Core\Role\Role;
+use Symfony\Component\EventDispatcher\EventDispatcherInterface;
+use Chill\TaskBundle\Security\Authorization\AuthorizationEvent;
+
+/**
+ *
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskVoter extends AbstractChillVoter implements ProvideRoleHierarchyInterface
+{
+    const CREATE = 'CHILL_TASK_TASK_CREATE';
+    const UPDATE = 'CHILL_TASK_TASK_UPDATE';
+    const SHOW   = 'CHILL_TASK_TASK_SHOW';
+    const DELETE   = 'CHILL_TASK_TASK_DELETE';
+
+    const ROLES = [
+        self::CREATE,
+        self::UPDATE,
+        self::SHOW,
+        self::DELETE
+    ];
+
+    /**
+     *
+     * @var AuthorizationHelper
+     */
+    protected $authorizationHelper;
+
+    /**
+     *
+     * @var AccessDecisionManagerInterface
+     */
+    protected $accessDecisionManager;
+
+    /**
+     *
+     * @var LoggerInterface
+     */
+    protected $logger;
+    
+    /**
+     *
+     * @var EventDispatcherInterface
+     */
+    protected $eventDispatcher;
+
+    public function __construct(
+        AccessDecisionManagerInterface $accessDecisionManager,
+        AuthorizationHelper $authorizationHelper,
+        EventDispatcherInterface $eventDispatcher,
+        LoggerInterface $logger
+    ) {
+        $this->accessDecisionManager = $accessDecisionManager;
+        $this->authorizationHelper = $authorizationHelper;
+        $this->eventDispatcher = $eventDispatcher;
+        $this->logger = $logger;
+    }
+
+    public function supports($attribute, $subject)
+    {
+        return ($subject instanceof AbstractTask && in_array($attribute, self::ROLES))
+            ||
+            ($subject instanceof Person && \in_array($attribute, [ self::CREATE, self::SHOW ]))
+            ||
+            (NULL === $subject && $attribute === self::SHOW )
+            ;
+    }
+
+    /**
+     *
+     * @param string $attribute
+     * @param AbstractTask $subject
+     * @param TokenInterface $token
+     * @return boolean
+     */
+    protected function voteOnAttribute($attribute, $subject, TokenInterface $token)
+    {
+        $this->logger->debug(sprintf("Voting from %s class", self::class));
+
+        if (!$token->getUser() instanceof User) {
+            return false;
+        }
+        
+        $event = new AuthorizationEvent($subject, $attribute, $token);
+        
+        $this->eventDispatcher->dispatch(AuthorizationEvent::VOTE, $event);
+        
+        if ($event->hasVote()) {
+            
+            $this->logger->debug("The TaskVoter is overriding by "
+                .AuthorizationEvent::VOTE, [
+                    'vote' => $event->getVote(),
+                    'task_id' => $subject->getId()
+                ]);
+            
+            return $event->getVote();
+        }
+
+        if ($subject instanceof AbstractTask) {
+            if ($subject->getPerson() === null) {
+                throw new \LogicException("You should associate a person with task "
+                    . "in order to check autorizations");
+            }
+            
+            $person = $subject->getPerson();
+        } elseif ($subject instanceof Person) {
+            $person = $subject;
+        } else {
+            // subject is null. We check  that at least one center is reachable
+            $centers = $this->authorizationHelper->getReachableCenters($token->getUser(), new Role($attribute));
+            
+            return count($centers) > 0;
+        }
+
+        if (!$this->accessDecisionManager->decide($token, [PersonVoter::SEE], $person)) {
+
+            return false;
+        }
+
+        return $this->authorizationHelper->userHasAccess(
+            $token->getUser(),
+            $subject,
+            $attribute
+            );
+    }
+
+    public function getRoles()
+    {
+        return self::ROLES;
+    }
+
+    public function getRolesWithHierarchy(): array
+    {
+        return [
+            'Task' => self::ROLES
+        ];
+    }
+
+    public function getRolesWithoutScope()
+    {
+        return [];
+    }
+
+}

src/Bundle/ChillTask/Templating/TaskTwigExtension.php

@@ -0,0 +1,59 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Templating;
+
+use Twig\Extension\AbstractExtension;
+use Twig\TwigFunction;
+use Chill\TaskBundle\Entity\AbstractTask;
+use Chill\TaskBundle\Workflow\TaskWorkflowManager;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskTwigExtension extends \Twig_Extension
+{
+    /**
+     *
+     * @var TaskWorkflowManager
+     */
+    protected $taskWorkflowManager;
+    
+    public function __construct(TaskWorkflowManager $taskWorkflowManager)
+    {
+        $this->taskWorkflowManager = $taskWorkflowManager;
+    }
+
+    
+    public function getFunctions()
+    {
+        return [
+            new TwigFunction('task_workflow_metadata', [ $this, 'getWorkflowMetadata' ] )
+        ];
+    }
+    
+    public function getWorkflowMetadata(
+        AbstractTask $task, 
+        string $key, 
+        $metadataSubject = null, 
+        string $name = null
+    ) {
+        return $this->taskWorkflowManager->getWorkflowMetadata($task, $key, $metadataSubject, $name);
+    }
+}

src/Bundle/ChillTask/Templating/UI/CountNotificationTask.php

@@ -0,0 +1,129 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Templating\UI;
+
+use Chill\MainBundle\Templating\UI\NotificationCounterInterface;
+use Symfony\Component\Security\Core\User\UserInterface;
+use Chill\MainBundle\Entity\User;
+use Chill\TaskBundle\Repository\SingleTaskRepository;
+use Psr\Cache\CacheItemPoolInterface;
+use Symfony\Component\Workflow\Event\Event;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class CountNotificationTask implements NotificationCounterInterface
+{
+    /**
+     *
+     * @var SingleTaskRepository
+     */
+    protected $singleTaskRepository;
+    
+    /**
+     *
+     * @var CacheItempPoolInterface
+     */
+    protected $cachePool;
+    
+    const CACHE_KEY = 'chill_task.count_notifications.user.%d.%s';
+    
+    public function __construct(
+        SingleTaskRepository $singleTaskRepository,
+        CacheItemPoolInterface $cachePool
+    ) {
+        $this->singleTaskRepository = $singleTaskRepository;
+        $this->cachePool = $cachePool;
+    }
+    
+    public function countNotification(UserInterface $u): int
+    {
+        return 
+            $this->countNotificationEnded($u) 
+                + $this->countNotificationWarning($u);
+    }
+    
+    public function countNotificationEnded(UserInterface $u): int
+    {
+        return $this->_countNotification($u, SingleTaskRepository::DATE_STATUS_ENDED);
+    }
+    
+    public function countNotificationWarning(UserInterface $u): int
+    {
+        return $this->_countNotification($u, SingleTaskRepository::DATE_STATUS_WARNING);
+    }
+    
+    protected function _countNotification(UserInterface $u, $status)
+    {
+        if (!$u instanceof User) {
+            return 0;
+        }
+        
+        $sumCache  = $this->cachePool->getItem($this->getCacheKey($u, $status));
+        
+        if ($sumCache->isHit()) {
+            return $sumCache->get();
+        }
+        
+        $params = [
+            'user' => $u,
+            'is_closed' => false
+        ];
+        
+        $sum = $this->singleTaskRepository->countByParameters(
+                \array_merge($params, [ 'date_status' => $status ])
+            );
+        
+        $sumCache->set($sum);
+        $this->cachePool->save($sumCache);
+        
+        return $sum;
+    }
+    
+    public function addNotification(UserInterface $u): int
+    {
+        return $this->countNotification($u);
+    }
+    
+    public function resetCacheOnNewStates(Event $e)
+    {
+        /* @var $task \Chill\TaskBundle\Entity\SingleTask */
+        $task = $e->getSubject();
+        
+        if (NULL !== $task->getAssignee()) {
+            foreach ([
+                SingleTaskRepository::DATE_STATUS_ENDED,
+                SingleTaskRepository::DATE_STATUS_WARNING
+            ] as $status) {
+                $key = $this->getCacheKey($task->getAssignee(), $status);
+                $sumCache = $this->cachePool->getItem($key);
+
+                if ($sumCache->isHit()) {
+                    $this->cachePool->deleteItem($key);
+                }
+            }
+        }
+    }
+    
+    private function getCacheKey(User $u, $status)
+    {
+        return sprintf(self::CACHE_KEY,  $u->getId(), $status);
+    }
+}

src/Bundle/ChillTask/Tests/Controller/SingleTaskControllerTest.php

@@ -0,0 +1,102 @@
+<?php
+
+namespace Chill\TaskBundle\Tests\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+use Chill\MainBundle\Tests\TestHelper;
+use Faker;
+use Chill\MainBundle\Entity\Center;
+
+class SingleTaskControllerTest extends WebTestCase
+{
+    /**
+     *
+     * @var Faker\Generator
+     */
+    protected $faker;
+    
+    protected function setUp()
+    {
+        self::bootKernel();
+        $this->faker = Faker\Factory::create('fr');
+    }
+    
+    /**
+     * 
+     * @return \Chill\PersonBundle\Entity\Person
+     */
+    protected function getRandomPerson($centerName)
+    {
+        $em = self::$kernel
+            ->getContainer()
+            ->get('doctrine.orm.entity_manager')
+            ;
+        
+        $centers = $em
+            ->getRepository(Center::class)
+            ->findAll();
+        
+        $center = \array_filter(
+            $centers, 
+            function(Center $c) use ($centerName) {
+                return $centerName === $c->getName();
+            })[0];
+        
+        $ids = $em
+            ->createQuery('SELECT p.id FROM ChillPersonBundle:Person p '
+                . 'WHERE p.center = :center'
+                )
+            ->setParameter('center', $center)
+            ->getResult()
+            ;
+        
+        $id = $ids[\array_rand($ids)];
+        
+        return self::$kernel
+            ->getContainer()
+            ->get('doctrine.orm.entity_manager')
+            ->getRepository(\Chill\PersonBundle\Entity\Person::class)
+            ->find($id)
+            ;
+    }
+    
+    public function testNew()
+    {
+        $client = static::createClient(
+            array(), 
+            TestHelper::getAuthenticatedClientOptions()
+            );
+        $person = $this->getRandomPerson('Center A');
+
+        $crawler = $client->request('GET', '/fr/task/single-task/new', [
+            'person_id' => $person->getId()
+        ]);
+        var_dump($crawler->text());
+        
+        $this->assertTrue($client->getResponse()->isSuccessful());
+        
+        
+        
+        $form = $crawler->selectButton('Envoi')->form();
+        
+        $title = $this->faker->sentence;
+        $circles = $form->get('circle')
+            ->availableOptionsValues()
+            ;
+        
+        $client->submit($form, [
+            'title' => $title,
+            'circle' => $circles[\array_rand($circles)]
+        ]);
+        
+        $this->assertTrue($client->getResponse()->isRedirect(sprintf(
+            '/fr/task/task/list/%d', $person->getId())));
+        
+        $crawler = $client->followRedirect();
+        
+        $this->assertContains($title, $crawler->text(),
+            "Assert that newly created task title is shown in list page")
+            ;
+    }
+
+}

src/Bundle/ChillTask/Tests/Controller/TaskControllerTest.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Chill\TaskBundle\Tests\Controller;
+
+use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+
+class TaskControllerTest extends WebTestCase
+{
+}

src/Bundle/ChillTask/Timeline/SingleTaskTaskLifeCycleEventTimelineProvider.php

@@ -0,0 +1,132 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Timeline;
+
+use Chill\MainBundle\Timeline\TimelineProviderInterface;
+use Doctrine\ORM\EntityManagerInterface;
+use Chill\TaskBundle\Entity\Task\SingleTaskPlaceEvent;
+use Chill\TaskBundle\Entity\SingleTask;
+use Symfony\Component\Workflow\Registry;
+use Symfony\Component\Workflow\Workflow;
+
+/**
+ *
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class SingleTaskTaskLifeCycleEventTimelineProvider implements TimelineProviderInterface
+{
+    /**
+     *
+     * @var EntityManagerInterface
+     */
+    protected $em;
+
+    /**
+     *
+     * @var Registry
+     */
+    protected $registry;
+
+    const TYPE = 'chill_task.transition';
+
+    public function __construct(EntityManagerInterface $em, Registry $registry)
+    {
+        $this->em = $em;
+        $this->registry = $registry;
+    }
+
+    public function fetchQuery($context, $args)
+    {
+        if ($context !== 'task') {
+            throw new \LogicException(sprintf('%s is not able '
+                    . 'to render context %s', self::class, $context));
+        }
+
+        $metadata = $this->em
+            ->getClassMetadata(SingleTaskPlaceEvent::class);
+        $singleTaskMetadata = $this->em
+            ->getClassMetadata(SingleTask::class);
+
+        return [
+            'id' => sprintf('%s.%s.%s', $metadata->getSchemaName(), $metadata->getTableName(), $metadata->getColumnName('id')),
+            'type' => self::TYPE,
+            'date' => $metadata->getColumnName('datetime'),
+            'FROM' => sprintf('%s JOIN %s ON %s = %s',
+                sprintf('%s.%s', $metadata->getSchemaName(), $metadata->getTableName()),
+                sprintf('%s.%s', $singleTaskMetadata->getSchemaName(), $singleTaskMetadata->getTableName()),
+                $metadata->getAssociationMapping('task')['joinColumns'][0]['name'],
+                sprintf('%s.%s.%s', $singleTaskMetadata->getSchemaName(), $singleTaskMetadata->getTableName(), $singleTaskMetadata->getColumnName('id'))
+                ),
+            'WHERE' => sprintf('%s.%s = %d',
+                sprintf('%s.%s', $singleTaskMetadata->getSchemaName(), $singleTaskMetadata->getTableName()),
+                $singleTaskMetadata->getColumnName('id'),
+                $args['task']->getId()
+                )
+        ];
+
+    }
+
+    public function getEntities(array $ids)
+    {
+        $events = $this->em
+            ->getRepository(SingleTaskPlaceEvent::class)
+            ->findBy([ 'id' => $ids ])
+            ;
+
+        return \array_combine(
+            \array_map(function($e) { return $e->getId(); }, $events ),
+            $events
+            );
+    }
+
+    public function getEntityTemplate($entity, $context, array $args)
+    {
+        $workflow = $this->registry->get($entity->getTask(), $entity->getData['workflow']);
+        $transition = $this->getTransitionByName($entity->getTransition(), $workflow);
+
+        return [
+            'template' => 'ChillTaskBundle:Timeline:single_task_transition_task_context.html.twig',
+            'template_data' => [
+                'task' => $args['task'],
+                'event' => $entity,
+                'transition' => $transition
+            ]
+        ];
+    }
+
+    /**
+     *
+     * @param string $name
+     * @param Workflow $workflow
+     * @return \Symfony\Component\Workflow\Transition
+     */
+    protected function getTransitionByName($name, Workflow $workflow)
+    {
+        foreach ($workflow->getDefinition()->getTransitions() as $transition) {
+            if ($transition->getName() === $name) {
+                return $transition;
+            }
+        }
+    }
+
+    public function supportsType($type): bool
+    {
+        return $type === self::TYPE;
+    }
+}

src/Bundle/ChillTask/Timeline/TaskLifeCycleEventTimelineProvider.php

@@ -0,0 +1,171 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Timeline;
+
+use Chill\MainBundle\Timeline\TimelineProviderInterface;
+use Doctrine\ORM\EntityManagerInterface;
+use Chill\TaskBundle\Entity\Task\SingleTaskPlaceEvent;
+use Chill\TaskBundle\Entity\SingleTask;
+use Symfony\Component\Workflow\Registry;
+use Symfony\Component\Workflow\Workflow;
+use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Chill\ActivityBundle\Security\Authorization\ActivityVoter;
+use Symfony\Component\Security\Core\Role\Role;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskLifeCycleEventTimelineProvider implements TimelineProviderInterface
+{
+    /**
+     *
+     * @var EntityManagerInterface
+     */
+    protected $em;
+    
+    /**
+     *
+     * @var Registry
+     */
+    protected $registry;
+    
+    /**
+     *
+     * @var AuthorizationHelper
+     */
+    protected $authorizationHelper;
+    
+    /**
+     *
+     * @var TokenStorageInterface
+     */
+    protected $tokenStorage;
+    
+    const TYPE = 'chill_task.transition';
+    
+    public function __construct(
+        EntityManagerInterface $em, 
+        Registry $registry,
+        AuthorizationHelper $authorizationHelper,
+        TokenStorageInterface $tokenStorage
+    ) {
+        $this->em = $em;
+        $this->registry = $registry;
+        $this->authorizationHelper = $authorizationHelper;
+        $this->tokenStorage = $tokenStorage;
+    }
+
+    public function fetchQuery($context, $args)
+    {
+        if ($context !== 'person') {
+            throw new \LogicException(sprintf('%s is not able '
+                    . 'to render context %s', self::class, $context));
+        }
+        
+        $metadata = $this->em
+            ->getClassMetadata(SingleTaskPlaceEvent::class);
+        $singleTaskMetadata = $this->em
+            ->getClassMetadata(SingleTask::class);
+        $user = $this->tokenStorage->getToken()->getUser();
+        $circles = $this->authorizationHelper->getReachableCircles(
+            $user, new Role(ActivityVoter::SEE_DETAILS), $args['person']->getCenter());
+        
+        
+        if (count($circles) > 0) {
+            $circlesId = \array_map(function($c) { return $c->getId(); }, $circles);
+            $circleRestriction = sprintf('%s.%s.%s IN (%s)', 
+                $singleTaskMetadata->getSchemaName(), // chill_task schema
+                $singleTaskMetadata->getTableName(), // single_task table name
+                $singleTaskMetadata->getAssociationMapping('circle')['joinColumns'][0]['name'],
+                \implode(', ', $circlesId)
+                );
+        } else {
+            $circleRestriction = 'FALSE = TRUE';
+        }
+        
+        
+        return [
+            'id' => sprintf('%s.%s.%s', $metadata->getSchemaName(), $metadata->getTableName(), $metadata->getColumnName('id')),
+            'type' => self::TYPE,
+            'date' => $metadata->getColumnName('datetime'),
+            'FROM' => sprintf('%s JOIN %s ON %s = %s', 
+                sprintf('%s.%s', $metadata->getSchemaName(), $metadata->getTableName()),
+                sprintf('%s.%s', $singleTaskMetadata->getSchemaName(), $singleTaskMetadata->getTableName()),
+                $metadata->getAssociationMapping('task')['joinColumns'][0]['name'],
+                sprintf('%s.%s.%s', $singleTaskMetadata->getSchemaName(), $singleTaskMetadata->getTableName(), $singleTaskMetadata->getColumnName('id'))
+                ),
+            'WHERE' => sprintf('%s.%s = %d and %s',
+                sprintf('%s.%s', $singleTaskMetadata->getSchemaName(), $singleTaskMetadata->getTableName()),
+                $singleTaskMetadata->getAssociationMapping('person')['joinColumns'][0]['name'],
+                $args['person']->getId(),
+                $circleRestriction
+                )
+        ];
+    } 
+    
+    public function getEntities(array $ids) 
+    {
+        $events = $this->em
+            ->getRepository(SingleTaskPlaceEvent::class)
+            ->findBy([ 'id' => $ids ])
+            ;
+        
+        return \array_combine(
+            \array_map(function($e) { return $e->getId(); }, $events ),
+            $events
+            );
+    } 
+    
+    public function getEntityTemplate($entity, $context, array $args)
+    {
+        $workflow = $this->registry->get($entity->getTask(), $entity->getData['workflow']);
+        $transition = $this->getTransitionByName($entity->getTransition(), $workflow);
+        
+        return [
+            'template' => 'ChillTaskBundle:Timeline:single_task_transition_person_context.html.twig',
+            'template_data' => [ 
+                'person' => $args['person'],
+                'event' => $entity,
+                'transition' => $transition
+            ]
+        ];
+    } 
+    
+    /**
+     * 
+     * @param string $name
+     * @param Workflow $workflow
+     * @return \Symfony\Component\Workflow\Transition
+     */
+    protected function getTransitionByName($name, Workflow $workflow)
+    {
+        foreach ($workflow->getDefinition()->getTransitions() as $transition) {
+            if ($transition->getName() === $name) {
+                return $transition;
+            }
+        }
+    }
+    
+    public function supportsType($type): bool
+    {
+        return $type === self::TYPE;
+    }
+}

src/Bundle/ChillTask/Workflow/Definition/DefaultTaskDefinition.php

@@ -0,0 +1,110 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Workflow\Definition;
+
+use Chill\TaskBundle\Entity\AbstractTask;
+use Chill\TaskBundle\Entity\SingleTask;
+use Symfony\Component\Workflow\Transition;
+
+/**
+ *
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class DefaultTaskDefinition implements \Chill\TaskBundle\Workflow\TaskWorkflowDefinition
+{
+    const TRANSITION_METADATA = [
+        'close' => [
+            'verb' => 'close',
+            'class' => 'sc-button bt-task-label bt-task-close',
+            'sentence' => '%user% has closed the task',
+            'sentence_confirmation' => 'Are you sure you want to close this task ?',
+            'apply_transition_submit_label' => 'Close_verb'
+        ],
+        'cancel' => [
+            'verb' => 'cancel',
+            'class' => 'sc-button bt-task-label bt-task-cancel',
+            'sentence' => '%user% has canceled the task',
+            'sentence_confirmation' => 'Are you sure you want to cancel this task ?',
+            'apply_transition_submit_label' => 'Set this task to cancel state'
+        ],
+        'start' => [
+            'verb' => 'start',
+            'class' => 'sc-button bt-task-label bt-task-start',
+            'sentence' => '%user% has started the task',
+            'sentence_confirmation' => 'Are you sure you want to start this task ?',
+            'apply_transition_submit_label' => 'Start_verb'
+        ]
+    ];
+    
+    const DEFINITION_METADATA = [
+        'name' => 'Default task'
+    ];
+
+    public function supports(AbstractTask $task)
+    {
+
+        return $task instanceof SingleTask
+            && $task->getType() === 'task_default';
+    }
+
+    public static function getAssociatedWorkflowName()
+    {
+        return 'task_default';
+    }
+
+    public function getWorkflowMetadata(
+        AbstractTask $task,
+        string $key,
+        $metadataSubject = null
+    ) {
+        $keys = \explode('.', $key);
+
+        switch($keys[0]) {
+            case 'transition':
+                if (!$metadataSubject instanceof Transition) {
+                    throw new \LogicException("You must give a transition as metadatasubject");
+                }
+
+                return $this->getTransitionMetadata(\implode('.', \array_slice($keys, 1)), $metadataSubject);
+            case 'definition':
+                return self::DEFINITION_METADATA[$keys[1]] ?? $key;
+            default:
+                return $key;
+        }
+    }
+
+    protected function getTransitionMetadata($key, Transition $transition)
+    {
+        if (!\array_key_exists($transition->getName(), self::TRANSITION_METADATA)) {
+            return $key;
+        }
+
+        if (!\array_key_exists($key, self::TRANSITION_METADATA[$transition->getName()])) {
+            return $key;
+        }
+
+        return self::TRANSITION_METADATA[$transition->getName()][$key];
+    }
+
+    public function isClosed(AbstractTask $task)
+    {
+        return \array_key_exists('closed', $task->getCurrentStates())
+            || \array_key_exists('canceled', $task->getCurrentStates());
+    }
+}

src/Bundle/ChillTask/Workflow/Event/DefaultTaskGuardEvent.php

@@ -0,0 +1,59 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Workflow\Event;
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\Workflow\Event\GuardEvent;
+use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
+use Chill\TaskBundle\Security\Authorization\TaskVoter;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class DefaultTaskGuardEvent implements EventSubscriberInterface
+{
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            'workflow.task_default.guard' => [
+                'checkACL'
+            ]
+        ];
+    }
+    
+    /**
+     *
+     * @var AuthorizationCheckerInterface
+     */
+    protected $authorizationChecker;
+    
+    public function __construct(AuthorizationCheckerInterface $authorizationChecker)
+    {
+        $this->authorizationChecker = $authorizationChecker;
+    }
+    
+    public function checkACL(GuardEvent $event)
+    {
+        if (FALSE === $this->authorizationChecker->isGranted(TaskVoter::UPDATE, 
+            $event->getSubject())) {
+            $event->setBlocked(true);
+        }
+    }
+}

src/Bundle/ChillTask/Workflow/TaskWorkflowDefinition.php

@@ -0,0 +1,27 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Workflow;
+
+/**
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+interface TaskWorkflowDefinition
+{
+    
+}

src/Bundle/ChillTask/Workflow/TaskWorkflowManager.php

@@ -0,0 +1,93 @@
+<?php
+/*
+ * Copyright (C) 2018 Champs Libres Cooperative <info@champs-libres.coop>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+namespace Chill\TaskBundle\Workflow;
+
+use Chill\TaskBundle\Entity\AbstractTask;
+use Symfony\Component\Workflow\SupportStrategy\SupportStrategyInterface;
+use Symfony\Component\Workflow\Workflow;
+use Symfony\Component\Workflow\Event\Event;
+
+/**
+ * 
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ */
+class TaskWorkflowManager implements SupportStrategyInterface
+{
+    /**
+     *
+     * @var TaskWorkflowDefinition[]
+     */
+    protected $definitions = array();
+    
+    public function addDefinition(TaskWorkflowDefinition $definition) {
+        $this->definitions[] = $definition;
+    }
+    
+    /**
+     * 
+     * @param AbstractTask $task
+     * @return TaskWorkflowDefinition
+     * @throws \LogicException
+     */
+    public function getTaskWorkflowDefinition(AbstractTask $task)
+    {
+        $definitions = array();
+        
+        foreach($this->definitions as $tested) {
+            if ($tested->supports($task)) {
+                $definitions[] = $tested;
+            }
+        }
+        
+        $count = count($definitions);
+        if ($count > 1) {
+            throw new \LogicException("More than one TaskWorkflowDefinition supports "
+                . "this task. This should not happens.");
+        } elseif ($count === 0) {
+            throw new \LogicException(\sprintf("No taskWorkflowDefinition supports this task type: %s (task id: %s).", $task->getType(), $task->getId()));
+        }
+        
+        return $definitions[0];
+    }
+    
+    public function supports(Workflow $workflow, $subject): bool
+    {
+        if (!$subject instanceof AbstractTask) {
+            return false;
+        }
+        
+        return $workflow->getName() === $this
+            ->getTaskWorkflowDefinition($subject)->getAssociatedWorkflowName();
+    }
+    
+    public function getWorkflowMetadata(AbstractTask $task, string $key, $metadataSubject = null, string $name = null)
+    {
+        return $this->getTaskWorkflowDefinition($task)
+            ->getWorkflowMetadata($task, $key, $metadataSubject);
+    }
+    
+    public function onTaskStateEntered(Event $e) 
+    {
+        $task = $e->getSubject();
+        
+        $definition = $this->getTaskWorkflowDefinition($task);
+        
+        $task->setClosed($definition->isClosed($task));
+    }
+}

src/Bundle/ChillTask/chill.webpack.config.js

@@ -0,0 +1,3 @@
+module.exports = function(encore, entries) {
+    entries.push(__dirname + '/Resources/public/index.js');
+};

src/Bundle/ChillTask/composer.json

@@ -0,0 +1,41 @@
+{
+    "name": "chill-project/task",
+    "description": "Associate task with peoples in chill.social",
+    "type": "symfony-bundle",
+    "keywords": ["chill", "social work", "tasks"],
+    "homepage": "https://framagit.org/Chill-project/Chill-Task",
+    "autoload": {
+      "psr-4": { "Chill\\TaskBundle\\" : "" }
+    },
+    "autoload-dev": {
+        "classmap": [ "Resources/test/Fixtures/App/app/AppKernel.php" ]
+    },
+    "require": {
+        "chill-project/person": "~1.5"
+    },
+    "require-dev": {
+        "fzaninotto/faker": "^1.7",
+        "phpunit/phpunit": "^7.1"
+    },
+    "license": "AGPL-3.0-or-later",
+    "authors": [
+        {
+            "name": "Champs-Libres",
+            "email": "info@champs-libres.coop"
+        }
+    ],
+    "scripts": {
+        "post-install-cmd": [
+            "ComposerBundleMigration\\Composer\\Migrations::synchronizeMigrations",
+            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::buildBootstrap"
+        ],
+        "post-update-cmd": [
+            "ComposerBundleMigration\\Composer\\Migrations::synchronizeMigrations",
+            "Sensio\\Bundle\\DistributionBundle\\Composer\\ScriptHandler::buildBootstrap"
+        ]
+    },
+    "extra": {
+        "app-migrations-dir": "Resources/test/Fixtures/App/app/DoctrineMigrations",
+        "symfony-app-dir": "Resources/test/Fixtures/App/"
+    }
+}