def viewtrack(ct, pk, ip_address):
'''IP address and caching are for situations where you want
to not count a page refresh from the same location as another view.
You can expire it to your specification, 300 (5 minutes) is pretty good though
'''
ct = ContentType.objects.get(pk=ct)
try:
instance = ct.model_class().objects.get(pk=pk)
except ct.model_class().DoesNotExist:
return # Its gone, deal with it
EXPIRE_TIME = getattr(settings, 'POPULARITY_VIEW_DELAY', 300)
if EXPIRE_TIME is not False: # They expicitly don't want any delay
if "," in ip_address:
ip_address = ip_address.split(",")[-1].strip()
validate_ipv46_address(ip_address)
EXPIRE_KEY = u'popularity-view-%s-%s-%s' % (ct.pk, instance.pk, ip_address)
log.info(u"%s / %s / %s/ %s" % (EXPIRE_KEY, ct.pk, instance.pk, ip_address))
if cache.get(EXPIRE_KEY):
log.info("Foregoing view, recent key found")
return # Don't add a view, they're revisiting too soon
cache.set(EXPIRE_KEY, 1, EXPIRE_TIME) # 1 == just needs some value
ViewTracker.add_view_for(instance)
