blog_show_legacy:
    pattern:      /blog/{slug}
    defaults:     { _controller: "MyBundle:Blog:show" }
    host:         "{locale}.example.com"
    requirements: { '_method': 'GET|POST|put|OpTiOnS', _scheme: https, 'locale': '\w+' }
    condition:    'context.getMethod() == "GET"'
    options:
        compiler_class: RouteCompiler
