mlk

js_mimetypes = frozenset(['text/javascript', 'application/x-javascript'])

def jsminify_middleware(app):
    @webob_wrap
    def middleware_app(req):
        r = req.get_response(app)
        if r.content_type in js_mimetypes and r.body:
            r.decode_content()
            r.body = jsmin(r.body)
            if 'gzip' in req.accept_encoding:
                r.encode_content()
        return r
    return middleware_app