views.py 文件源码

def stuff_before_request():
    g.request_start_time = time()
    g.hybrid = False
    if 'hybrid' in request.args.keys():
        g.hybrid = True
        logger.info(u"GOT HYBRID PARAM so will run with hybrid.")

    # don't redirect http api in some cases
    if request.url.startswith("http://api."):
        return
    if "staging" in request.url or "localhost" in request.url:
        return

    # redirect everything else to https.
    new_url = None
    try:
        if request.headers["X-Forwarded-Proto"] == "https":
            pass
        elif "http://" in request.url:
            new_url = request.url.replace("http://", "https://")
    except KeyError:
        # logger.info(u"There's no X-Forwarded-Proto header; assuming localhost, serving http.")
        pass

    # redirect to naked domain from www
    if request.url.startswith("https://www.oadoi.org"):
        new_url = request.url.replace(
            "https://www.oadoi.org",
            "https://oadoi.org"
        )
        logger.info(u"URL starts with www; redirecting to " + new_url)

    if new_url:
        return redirect(new_url, 301)  # permanent



# convenience function because we do this in multiple places