i18n routing

routing.yml

#app/config/routing.yml

frontend_de:
    resource: "@FrontendBundle/Resources/config/routing_de.yml"
    host: %domain_de%
    defaults: { _locale: de }
    requirements:
        _locale: de
    prefix: /

frontend_en:
    resource: "@FrontendBundle/Resources/config/routing_en.yml"
    host: %domain_en%
    defaults: { _locale: en }
    requirements:
        _locale: en
    prefix: /

routing_de.yml

frontend_privacy_de:
    path: /privacy-de
    defaults:
        _controller: FrameworkBundle:Template:template
        template:    'FrontendBundle:Static:privacy_de.html.twig'

routing_en.yml

frontend_privacy_en:
    path: /privacy-en
    defaults:
        _controller: FrameworkBundle:Template:template
        template:    'FrontendBundle:Static:privacy_en.html.twig'