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
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