Order countries in alphabetical order in every language - close #360

Form/Type/DataTransformer/ObjectToIdTransformer.php

@@ -0,0 +1,87 @@
+<?php
+
+/*
+ * Chill is a software for social workers
+ * Copyright (C) 2014 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\MainBundle\Form\Type\DataTransformer;
+
+use Symfony\Component\Form\DataTransformerInterface;
+use Symfony\Component\Form\Exception\TransformationFailedException;
+use Doctrine\Common\Persistence\ObjectManager;
+
+class ObjectToIdTransformer implements DataTransformerInterface
+{
+    /**
+     * @var ObjectManager
+     */
+    private $om;
+
+    /**
+     * @var string
+     */
+    private $class;
+
+    /**
+     * @param ObjectManager $om
+     */
+    public function __construct(ObjectManager $om, $class)
+    {
+        $this->om = $om;
+        $this->class = $class;
+    }
+
+    /**
+     * Transforms an object to a string (id)
+     *
+     * @param  Object|null $Object
+     * @return string
+     */
+    public function transform($object)
+    {
+        if (!$object) {
+            return "";
+        }
+
+        return $object->getId();
+    }
+
+    /**
+     * Transforms a string (id) to an object
+     *
+     * @param  string $id
+     * @return Object|null
+     * @throws TransformationFailedException if object is not found.
+     */
+    public function reverseTransform($id)
+    {
+        if (!$id) {
+            return null;
+        }
+
+        $object = $this->om
+            ->getRepository($this->class)
+            ->find($id)
+        ;
+
+        if (! $object) {
+            throw new TransformationFailedException();
+        }
+
+        return $object;
+    }
+}

Form/Type/Select2CountryType.php

@@ -2,7 +2,7 @@
 
 /*
  * Chill is a software for social workers
- * Copyright (C) 2014 Julien Fastré <julien.fastre@champs-libres.coop>
+ * Copyright (C) 2014 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
@@ -25,6 +25,10 @@ use Chill\MainBundle\Templating\TranslatableStringHelper;
 use Symfony\Component\OptionsResolver\OptionsResolverInterface;
 use Chill\MainBundle\Entity\Country;
 use Symfony\Component\HttpFoundation\RequestStack;
+use Doctrine\ORM\EntityRepository;
+use Symfony\Component\Form\FormBuilderInterface;
+use Chill\MainBundle\Form\Type\DataTransformer\ObjectToIdTransformer;
+use Doctrine\Common\Persistence\ObjectManager;
 
 /**
  * Extends choice to allow adding select2 library on widget
@@ -34,33 +38,52 @@ use Symfony\Component\HttpFoundation\RequestStack;
 class Select2CountryType extends AbstractType
 {
     /**
-     * 
      * @var RequestStack
      */
     private $requestStack;
+
+    /**
+     * @var ObjectManager
+     */
+    private $em;
     
-    public function __construct(RequestStack $requestStack)
+    public function __construct(RequestStack $requestStack,ObjectManager $em)
     {
         $this->requestStack = $requestStack;
+        $this->em = $em;
     }
     
     public function getName()
     {
         return 'select2_chill_country';
     }
-    
+
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $transformer = new ObjectToIdTransformer($this->em,'Chill\MainBundle\Entity\Country');
+        $builder->addModelTransformer($transformer);
+    }
+
     public function getParent()
     {
-        return 'select2_entity';
+        return 'select2_choice';
     }
     
     public function setDefaultOptions(OptionsResolverInterface $resolver)
     {
         $locale = $this->requestStack->getCurrentRequest()->getLocale();
-        
+        $countries = $this->em->getRepository('Chill\MainBundle\Entity\Country')->findAll();
+        $choices = array();
+
+        foreach ($countries as $c) {
+            $choices[$c->getId()] = $c->getName()[$locale];
+        }
+
+        asort($choices);
+
         $resolver->setDefaults(array(
            'class' => 'Chill\MainBundle\Entity\Country',
-           'property' => 'name['.$locale.']'
+           'choices' => $choices
         ));
     }
 }

Resources/config/services.yml

@@ -52,6 +52,7 @@ services:
         class: Chill\MainBundle\Form\Type\Select2CountryType
         arguments:
             - "@request_stack"
+            - "@doctrine.orm.entity_manager"
         tags:
             - { name: form.type, alias: select2_chill_country }