Use single quotes and project_dir parameter

Author: yceruto

app/config/config.yml

@@ -13,7 +13,7 @@ framework:
     #translator: { fallbacks: ['%locale%'] }
     secret: '%secret%'
     router:
-        resource: '%kernel.root_dir%/config/routing.yml'
+        resource: '%kernel.project_dir%/app/config/routing.yml'
         strict_requirements: ~
     form: ~
     csrf_protection: ~
@@ -26,7 +26,7 @@ framework:
     session:
         # http://symfony.com/doc/current/reference/configuration/framework.html#handler-id
         handler_id:  session.handler.native_file
-        save_path:   "%kernel.root_dir%/../var/sessions/%kernel.environment%"
+        save_path:   '%kernel.project_dir%/var/sessions/%kernel.environment%'
     fragments: ~
     http_method_override: true
     assets: ~
@@ -50,7 +50,7 @@ doctrine:
         charset: UTF8
         # if using pdo_sqlite as your database driver:
         #   1. add the path in parameters.yml
-        #     e.g. database_path: "%kernel.root_dir%/../var/data/data.sqlite"
+        #     e.g. database_path: "%kernel.project_dir%/var/data/data.sqlite"
         #   2. Uncomment database_path in parameters.yml.dist
         #   3. Uncomment next line:
         #path: '%database_path%'

app/config/config_dev.yml

@@ -3,7 +3,7 @@ imports:
 
 framework:
     router:
-        resource: '%kernel.root_dir%/config/routing_dev.yml'
+        resource: '%kernel.project_dir%/app/config/routing_dev.yml'
         strict_requirements: true
     profiler: { only_exceptions: false }
 

app/config/parameters.yml.dist

@@ -8,7 +8,7 @@ parameters:
     database_user: root
     database_password: ~
     # You should uncomment this if you want to use pdo_sqlite
-    #database_path: '%kernel.root_dir%/../var/data/data.sqlite'
+    #database_path: '%kernel.project_dir%/var/data/data.sqlite'
 
     mailer_transport: smtp
     mailer_host: 127.0.0.1

src/AppBundle/Controller/DefaultController.php

@@ -15,7 +15,7 @@ public function indexAction(Request $request)
     {
         // replace this example code with whatever you need
         return $this->render('default/index.html.twig', [
-            'base_dir' => realpath($this->getParameter('kernel.root_dir').'/..').DIRECTORY_SEPARATOR,
+            'base_dir' => realpath($this->getParameter('kernel.project_dir')).DIRECTORY_SEPARATOR,
         ]);
     }
 }