def _set_enrollment(self, experiment, alternative, enrollment_date=None, last_seen=None):
if experiment.name in self._enrollment_cache:
del self._enrollment_cache[experiment.name]
try:
enrollment, _ = Enrollment.objects.get_or_create(
user=self.user, experiment=experiment, defaults={"alternative": alternative}
)
except IntegrityError:
# Already registered (db race condition under high load)
return
# Update alternative if it doesn't match
enrollment_changed = False
if enrollment.alternative != alternative:
enrollment.alternative = alternative
enrollment_changed = True
if enrollment_date:
enrollment.enrollment_date = enrollment_date
enrollment_changed = True
if last_seen:
enrollment.last_seen = last_seen
enrollment_changed = True
if enrollment_changed:
enrollment.save()
self.experiment_counter.increment_participant_count(experiment, alternative, self._participant_identifier())
user_enrolled.send(self, experiment=experiment.name, alternative=alternative, user=self.user, session=None)
def _set_enrollment(self, experiment, alternative, enrollment_date=None, last_seen=None):
if experiment.name in self._enrollment_cache:
del self._enrollment_cache[experiment.name]
try:
enrollment, _ = Enrollment.objects.get_or_create(user=self.user, experiment=experiment, defaults={'alternative': alternative})
except IntegrityError:
# Already registered (db race condition under high load)
return
# Update alternative if it doesn't match
enrollment_changed = False
if enrollment.alternative != alternative:
enrollment.alternative = alternative
enrollment_changed = True
if enrollment_date:
enrollment.enrollment_date = enrollment_date
enrollment_changed = True
if last_seen:
enrollment.last_seen = last_seen
enrollment_changed = True
if enrollment_changed:
enrollment.save()
self.experiment_counter.increment_participant_count(experiment, alternative, self._participant_identifier())
user_enrolled.send(self, experiment=experiment.name, alternative=alternative, user=self.user, session=None)
def _set_enrollment(self,
experiment,
alternative,
enrollment_date=None,
last_seen=None):
enrollments = self.session.get('experiments_enrollments', {})
enrollments[experiment.name] = (alternative, None,
timestamp_from_datetime(enrollment_date
or now()),
timestamp_from_datetime(last_seen))
self.session['experiments_enrollments'] = enrollments
if self._is_verified_human():
self.experiment_counter.increment_participant_count(
experiment, alternative, self._participant_identifier())
else:
logger.info(
json.dumps({
'type': 'participant_unconfirmed',
'experiment': experiment.name,
'alternative': alternative,
'participant': self._participant_identifier()
}))
user_enrolled.send(self,
experiment=experiment.name,
alternative=alternative,
user=None,
session=self.session)
def _set_enrollment(self, experiment, alternative, enrollment_date=None, last_seen=None):
enrollments = self.session.get('experiments_enrollments', {})
enrollments[experiment.name] = (alternative, None, timestamp_from_datetime(enrollment_date or now()), timestamp_from_datetime(last_seen))
self.session['experiments_enrollments'] = enrollments
if self._is_verified_human():
self.experiment_counter.increment_participant_count(experiment, alternative, self._participant_identifier())
else:
logger.info(json.dumps({'type':'participant_unconfirmed', 'experiment': experiment.name, 'alternative': alternative, 'participant': self._participant_identifier()}))
user_enrolled.send(self, experiment=experiment.name, alternative=alternative, user=None, session=self.session)
def _set_enrollment(self, experiment, alternative, enrollment_date=None, last_seen=None):
enrollments = self.session.get('experiments_enrollments', {})
enrollments[experiment.name] = (alternative, None, timestamp_from_datetime(enrollment_date or now()), timestamp_from_datetime(last_seen))
self.session['experiments_enrollments'] = enrollments
if self._is_verified_human():
self.experiment_counter.increment_participant_count(experiment, alternative, self._participant_identifier())
user_enrolled.send(
self,
experiment=experiment.name, alternative=alternative,
user=None, session=self.session)
def _set_enrollment(self,
experiment,
alternative,
enrollment_date=None,
last_seen=None):
if experiment.name in self._enrollment_cache:
del self._enrollment_cache[experiment.name]
try:
enrollment, _ = Enrollment.objects.get_or_create(
experiment=experiment,
defaults={'alternative': alternative},
**self._qs_kwargs)
except IntegrityError:
# Already registered (db race condition under high load)
return
# Update alternative if it doesn't match
enrollment_changed = False
if enrollment.alternative != alternative:
enrollment.alternative = alternative
enrollment_changed = True
if enrollment_date:
enrollment.enrollment_date = enrollment_date
enrollment_changed = True
if last_seen:
enrollment.last_seen = last_seen
enrollment_changed = True
if enrollment_changed:
enrollment.save()
if self._is_verified_human:
self.experiment_counter.increment_participant_count(
experiment, alternative, self._participant_identifier())
else:
logger.info(
json.dumps({
'type': 'participant_unconfirmed',
'experiment': experiment.name,
'alternative': alternative,
'participant': self._participant_identifier()
}))
user_enrolled.send(self,
experiment=experiment.name,
alternative=alternative,
user=self.user,
session=self.session)
def _set_enrollment(self, experiment, alternative, enrollment_date=None, last_seen=None):
enrollments = self.session.get("experiments_enrollments", {})
enrollments[experiment.name] = (
alternative,
None,
timestamp_from_datetime(enrollment_date or now()),
timestamp_from_datetime(last_seen),
)
self.session["experiments_enrollments"] = enrollments
if self._is_verified_human():
self.experiment_counter.increment_participant_count(experiment, alternative, self._participant_identifier())
else:
logger.info(
json.dumps(
{
"type": "participant_unconfirmed",
"experiment": experiment.name,
"alternative": alternative,
"participant": self._participant_identifier(),
}
)
)
user_enrolled.send(self, experiment=experiment.name, alternative=alternative, user=None, session=self.session)
class AuthenticatedUser(WebUser):
def __init__(self, user, request=None):
self._enrollment_cache = {}
self.user = user
self.request = request
super(AuthenticatedUser, self).__init__()
def _get_enrollment(self, experiment):
if experiment.name not in self._enrollment_cache:
try:
self._enrollment_cache[experiment.name] = Enrollment.objects.get(user=self.user, experiment=experiment).alternative
except Enrollment.DoesNotExist:
self._enrollment_cache[experiment.name] = None
return self._enrollment_cache[experiment.name]
def _set_enrollment(self, experiment, alternative, enrollment_date=None, last_seen=None):
if experiment.name in self._enrollment_cache:
del self._enrollment_cache[experiment.name]
try:
enrollment, _ = Enrollment.objects.get_or_create(user=self.user, experiment=experiment, defaults={'alternative': alternative})
except IntegrityError, exc:
# Already registered (db race condition under high load)
return
# Update alternative if it doesn't match
enrollment_changed = False
if enrollment.alternative != alternative:
enrollment.alternative = alternative
enrollment_changed = True
if enrollment_date:
enrollment.enrollment_date = enrollment_date
enrollment_changed = True
if last_seen:
enrollment.last_seen = last_seen
enrollment_changed = True
if enrollment_changed:
enrollment.save()
self.experiment_counter.increment_participant_count(experiment, alternative, self._participant_identifier())
user_enrolled.send(
self,
experiment=experiment.name, alternative=alternative,
user=self.user, session=None)
def _set_enrollment(self, experiment, alternative, enrollment_date=None, last_seen=None):
user_enrolled.send(
self,
experiment=experiment.name, alternative=alternative,
user=None, session=None)
pass
