add a step to pick center before export

Controller/ExportController.php

@@ -27,6 +27,7 @@ use Symfony\Component\HttpFoundation\Request;
 use Chill\MainBundle\Form\Type\Export\ExportType;
 use Chill\MainBundle\Form\Type\Export\FormatterType;
 use Symfony\Component\Form\Extension\Core\Type\FormType;
+use Chill\MainBundle\Form\Type\Export\PickCenterType;
 
 
 /**
@@ -71,9 +72,11 @@ class ExportController extends Controller
      */
     public function newAction(Request $request, $alias)
     {
-        $step = $request->query->getAlpha('step', 'export');
+        $step = $request->query->getAlpha('step', 'centers');
         
         switch ($step) {
+            case 'centers':
+                return $this->selectCentersStep($request, $alias);
             case 'export':
                 return $this->exportFormStep($request, $alias);
                 break;
@@ -88,6 +91,40 @@ class ExportController extends Controller
         }
     }
     
+    public function selectCentersStep(Request $request, $alias)
+    {
+        $exportManager = $this->get('chill.main.export_manager');
+        
+        $form = $this->createCreateFormExport($alias, 'centers');
+        
+        $export = $exportManager->getExport($alias);
+        
+        if ($request->getMethod() === 'POST') {
+            $form->handleRequest($request);
+            if ($form->isValid()) {
+                $this->get('logger')->debug('form centers is valid', array(
+                      'location' => __METHOD__));
+                
+                $data = $form->getData();
+                $this->get('session')->set('centers_step_raw', 
+                      $request->request->all());
+                $this->get('session')->set('centers_step', $data);
+                
+                return $this->redirectToRoute('chill_main_export_new', array(
+                   'step' => $this->getNextStep('centers'),
+                   'alias' => $alias
+                ));
+                
+            }
+        }
+        
+        return $this->render('ChillMainBundle:Export:new_centers_step.html.twig',
+                array(
+                    'form' => $form->createView(),
+                    'export' => $export
+                ));
+    }
+    
     /**
      * Render the export form
      * 
@@ -157,6 +194,12 @@ class ExportController extends Controller
                     'csrf_protection' => $isGenerate ? false : true,              
               ));
         
+        if ($step === 'centers') {
+            $builder->add('centers', PickCenterType::class, array(
+               'export_alias' => $alias
+            ));
+        }
+        
         if ($step === 'export' or $step === 'generate_export') {
             $builder->add('export', ExportType::class, array(
                 'export_alias' => $alias,
@@ -195,11 +238,13 @@ class ExportController extends Controller
     private function getNextStep($step, $reverse = false)
     {
         switch($step) {
-            case 'export': 
+            case 'centers': 
                 if ($reverse !== false) {
                     throw new \LogicException("there is no step before 'export'");
                 }
-                return $reverse ? 'export' : 'formatter';
+                return 'export';
+            case 'export':
+                return $reverse ? 'centers' : 'formatter';
             case 'formatter' : 
                 return $reverse ? 'export' : 'generate';
             case 'generate' : 

Form/Type/Export/PickCenterType.php

@@ -0,0 +1,94 @@
+<?php
+
+/*
+ * Copyright (C) 2016 Champs-Libres <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\MainBundle\Form\Type\Export;
+
+use Symfony\Component\Form\AbstractType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Chill\MainBundle\Export\ExportManager;
+use Chill\MainBundle\Security\Authorization\AuthorizationHelper;
+use Symfony\Bridge\Doctrine\Form\Type\EntityType;
+use Doctrine\ORM\EntityRepository;
+use Chill\MainBundle\Entity\Center;
+
+/**
+ * Pick centers amongst available centers for the user
+ *
+ * @author Julien Fastré <julien.fastre@champs-libres.coop>
+ * @author Champs Libres <info@champs-libres.coop>
+ */
+class PickCenterType extends AbstractType
+{
+    /**
+     *
+     * @var \Symfony\Component\Security\Core\User\UserInterface
+     */
+    protected $user;
+    
+    /**
+     *
+     * @var ExportManager
+     */
+    protected $exportManager;
+    
+    /**
+     *
+     * @var AuthorizationHelper
+     */
+    protected $authorizationHelper;
+    
+    public function __construct(TokenStorageInterface $tokenStorage, 
+          ExportManager $exportManager, AuthorizationHelper $authorizationHelper)
+    {
+        $this->exportManager = $exportManager;
+        $this->user = $tokenStorage->getToken()->getUser();
+        $this->authorizationHelper = $authorizationHelper;
+    }
+    
+    
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setRequired('export_alias')
+              ;
+    }
+    
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $export = $this->exportManager->getExport($options['export_alias']);
+        $centers = $this->authorizationHelper->getReachableCenters($this->user, 
+              $export->requiredRole());
+        
+        $builder->add('c', EntityType::class, array(
+           'class' => 'ChillMainBundle:Center',
+           'query_builder' => function(EntityRepository $er) use ($centers) {
+                $qb = $er->createQueryBuilder('c');
+                $ids = array_map(function(Center $el) { return $el->getId(); }, 
+                      $centers);
+                return $qb->where($qb->expr()->in('c.id', $ids));
+           }, 
+           'multiple' => true,
+           'expanded' => false,
+           'choice_label' => function(Center $c) { return $c->getName(); },
+           'data' => $centers
+        ));
+        
+    }
+}

Resources/config/services.yml

@@ -169,6 +169,15 @@ services:
         tags:
             - { name: form.type }
             
+    chill.main.form.pick_centers_type:
+        class: Chill\MainBundle\Form\Type\Export\PickCenterType
+        arguments:
+            - "@security.token_storage"
+            - "@chill.main.export_manager"
+            - "@chill.main.security.authorization.helper"
+        tags:
+            - { name: form.type }
+            
     chill.main.form.formatter_type:
         class: Chill\MainBundle\Form\Type\Export\FormatterType
         arguments:

Resources/views/Export/new_centers_step.html.twig

@@ -0,0 +1,35 @@
+{#
+ * Copyright (C) 2014-2015, Champs Libres Cooperative SCRLFS, 
+ <info@champs-libres.coop> / <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 "ChillMainBundle::layoutWithVerticalMenu.html.twig" %}
+
+{% block title %}{{ export.title|trans }}{% endblock %}
+
+{% block layout_wvm_content  %}
+    
+    <h1>{{ export.title|trans }}</h1>
+    
+    <p>{{ export.description|trans }}</p>
+
+    {{ form_start(form) }}
+
+    
+    <p>{{ form_widget(form.submit, { 'attr' : { 'class' : 'sc-button btn-action' } } ) }}</p>
+    {{ form_end(form) }}
+    
+{% endblock layout_wvm_content  %}