fixed some Form deprecations

composer.json

 {
-    "minimum-stability": "dev",
     "name": "silex/silex",
     "description": "The PHP micro-framework based on the Symfony Components",
     "keywords": ["microframework"],
@@ -62,5 +61,6 @@
         "branch-alias": {
             "dev-master": "1.3.x-dev"
         }
-    }
+    },
+    "minimum-stability": "dev"
 }

src/Silex/Application/FormTrait.php

@@ -30,6 +30,12 @@ trait FormTrait
      */
     public function form($data = null, array $options = array())
     {
-        return $this['form.factory']->createBuilder('form', $data, $options);
+        $name = 'Symfony\Component\Form\Extension\Core\Type\FormType';
+        // for BC with Symfony pre 2.7
+        if (!class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType')) {
+            $name = 'form';
+        }
+
+        return $this['form.factory']->createBuilder($name, $data, $options);
     }
 }

tests/Silex/Tests/Provider/FormServiceProviderTest.php

@@ -47,8 +47,8 @@ class FormServiceProviderTest extends \PHPUnit_Framework_TestCase
             return $extensions;
         }));
 
-        $form = $app['form.factory']->createBuilder('form', array())
-            ->add('dummy', 'dummy')
+        $form = $app['form.factory']->createBuilder(class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FormType' : 'form', array())
+            ->add('dummy', class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Silex\Tests\Provider\DummyFormType' : 'dummy')
             ->getForm();
 
         $this->assertInstanceOf('Symfony\Component\Form\Form', $form);
@@ -66,8 +66,8 @@ class FormServiceProviderTest extends \PHPUnit_Framework_TestCase
             return $extensions;
         }));
 
-        $form = $app['form.factory']->createBuilder('form', array())
-            ->add('file', 'file', array('image_path' => 'webPath'))
+        $form = $app['form.factory']->createBuilder(class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FormType' : 'form', array())
+            ->add('file', class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FileType' : 'file', array('image_path' => 'webPath'))
             ->getForm();
 
         $this->assertInstanceOf('Symfony\Component\Form\Form', $form);
@@ -107,7 +107,7 @@ class FormServiceProviderTest extends \PHPUnit_Framework_TestCase
             return new FakeCsrfProvider();
         });
 
-        $form = $app['form.factory']->createBuilder('form', array())
+        $form = $app['form.factory']->createBuilder(class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FormType' : 'form', array())
             ->getForm();
 
         $form->handleRequest($req = Request::create('/', 'POST', array('form' => array(
@@ -147,14 +147,20 @@ class FormServiceProviderTest extends \PHPUnit_Framework_TestCase
     }
 }
 
-class DummyFormType extends AbstractType
-{
-    /**
-     * @return string The name of this type
-     */
-    public function getName()
+if (class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType')) {
+    class DummyFormType extends AbstractType
+    {
+    }
+} else {
+    class DummyFormType extends AbstractType
     {
-        return 'dummy';
+        /**
+         * @return string The name of this type
+         */
+        public function getName()
+        {
+            return 'dummy';
+        }
     }
 }
 
@@ -163,7 +169,7 @@ if (method_exists('Symfony\Component\Form\AbstractType', 'configureOptions')) {
     {
         public function getExtendedType()
         {
-            return 'file';
+            return class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FileType' : 'file';
         }
 
         public function configureOptions(OptionsResolver $resolver)
@@ -176,7 +182,7 @@ if (method_exists('Symfony\Component\Form\AbstractType', 'configureOptions')) {
     {
         public function getExtendedType()
         {
-            return 'file';
+            return class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FileType' : 'file';
         }
 
         public function setDefaultOptions(OptionsResolverInterface $resolver)

tests/Silex/Tests/Provider/ValidatorServiceProviderTest.php

@@ -88,7 +88,7 @@ class ValidatorServiceProviderTest extends \PHPUnit_Framework_TestCase
 
     /**
      * @depends testRegister
-     * @dataProvider testValidatorConstraintProvider
+     * @dataProvider getTestValidatorConstraintProvider
      */
     public function testValidatorConstraint($email, $isValid, $nbGlobalError, $nbEmailError, $app)
     {
@@ -102,13 +102,13 @@ class ValidatorServiceProviderTest extends \PHPUnit_Framework_TestCase
             ),
         ));
 
-        $builder = $app['form.factory']->createBuilder('form', array(), array(
+        $builder = $app['form.factory']->createBuilder(class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FormType' : 'form', array(), array(
             'constraints' => $constraints,
             'csrf_protection' => false,
         ));
 
         $form = $builder
-            ->add('email', 'email', array('label' => 'Email'))
+            ->add('email', class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\EmailType' : 'email', array('label' => 'Email'))
             ->getForm()
         ;
 
@@ -140,9 +140,9 @@ class ValidatorServiceProviderTest extends \PHPUnit_Framework_TestCase
         }
     }
 
-    public function testValidatorConstraintProvider()
+    public function getTestValidatorConstraintProvider()
     {
-        // Email, form is valid , nb global error, nb email error
+        // Email, form is valid, nb global error, nb email error
         return array(
             array('', false, 0, 1),
             array('not an email', false, 0, 1),