views.py 文件源码

def _preemptive_data(key, path=None, base_url=None, data=None, additional_request_data=None):
    if path is None:
        path = request.path
    if base_url is None:
        base_url = request.url_root

    d = dict(path=path,
             base_url=base_url,
             query_string="l10n={}".format(g.locale.language if g.locale else "en"))

    if key != "_default":
        d["plugin"] = key

    # add data if we have any
    if data is not None:
        try:
            if callable(data):
                data = data()
            if data:
                if "query_string" in data:
                    data["query_string"] = "l10n={}&{}".format(g.locale.language, data["query_string"])
                d.update(data)
        except:
            _logger.exception("Error collecting data for preemptive cache from plugin {}".format(key))

    # add additional request data if we have any
    if callable(additional_request_data):
        try:
            ard = additional_request_data()
            if ard:
                d.update(dict(
                    _additional_request_data=ard
                ))
        except:
            _logger.exception("Error retrieving additional data for preemptive cache from plugin {}".format(key))

    return d