$ composer require codeguy/upload

class AppKernel extends Kernel
{
  public function registerBundles()
  {
    $bundles = array(
      //...在这里注册
      new Doctrine\Bundle\FixturesBundle\DoctrineFixturesBundle(),
    );
  }
  //...
}

$ app/console config:dump-reference

$ app/console config:dump-reference TwigBundle

# Default configuration for "TwigBundle"
twig:
  exception_controller: 'twig.controller.exception:showAction'
  # Deprecated since 2.6, to be removed in 3.0. Use twig.form_themes instead
  form:
    resources:
      # Default:
      - form_div_layout.html.twig
      # Example:
      - MyBundle::form.html.twig
  form_themes:
    # Default:
    - form_div_layout.html.twig
 
    # Example:
    - MyBundle::form.html.twig
  globals:
    # Examples:
    foo:         "@bar"
    pi:         3.14
    # Prototype
    key:
      id:          ~
      type:         ~
      value:        ~
  autoescape:
    # Defaults:
    - Symfony\Bundle\TwigBundle\TwigDefaultEscapingStrategy
    - guess
  autoescape_service:  null
  autoescape_service_method: null
  base_template_class: ~ # Example: Twig_Template
  cache:        '%kernel.cache_dir%/twig'
  charset:       '%kernel.charset%'
  debug:        '%kernel.debug%'
  strict_variables:   ~
  auto_reload:     ~
  optimizations:    ~
  paths:
    # Prototype
    paths:        ~