Files
edx-platform/openedx/core/djangoapps/schedules/tasks.py
2017-08-31 16:58:08 -04:00

95 lines
3.0 KiB
Python

import datetime
from celery.task import task
from django.conf import settings
from django.contrib.sites.models import Site
from django.core.urlresolvers import reverse
from django.utils.http import urlquote
from edx_ace import ace
from edx_ace.message import MessageType, Message
from edx_ace.recipient import Recipient
from edx_ace.utils.date import deserialize
from openedx.core.djangoapps.schedules.models import Schedule, ScheduleConfig
ROUTING_KEY = getattr(settings, 'ACE_ROUTING_KEY', None)
class RecurringNudge(MessageType):
def __init__(self, day, *args, **kwargs):
super(RecurringNudge, self).__init__(*args, **kwargs)
self.name = "recurringnudge_day{}".format(day)
@task(ignore_result=True, routing_key=ROUTING_KEY)
def recurring_nudge_schedule_hour(
site_id, day, target_hour_str, org_list, exclude_orgs=False, override_recipient_email=None,
):
target_hour = deserialize(target_hour_str)
msg_type = RecurringNudge(day)
for (user, language, context) in _recurring_nudge_schedules_for_hour(target_hour, org_list, exclude_orgs):
msg = msg_type.personalize(
Recipient(
user.username,
override_recipient_email or user.email,
),
language,
context,
)
_recurring_nudge_schedule_send.apply_async((site_id, str(msg)), retry=False)
@task(ignore_result=True, routing_key=ROUTING_KEY)
def _recurring_nudge_schedule_send(site_id, msg_str):
site = Site.objects.get(pk=site_id)
if not ScheduleConfig.current(site).deliver_recurring_nudge:
return
msg = Message.from_string(msg_str)
ace.send(msg)
def _recurring_nudge_schedules_for_hour(target_hour, org_list, exclude_orgs=False):
schedules = Schedule.objects.select_related(
'enrollment__user__profile',
'enrollment__course',
).filter(
start__gte=target_hour,
start__lt=target_hour + datetime.timedelta(minutes=60),
enrollment__is_active=True,
)
if org_list is not None:
if exclude_orgs:
schedules = schedules.exclude(enrollment__course__org__in=org_list)
else:
schedules = schedules.filter(enrollment__course__org__in=org_list)
if "read_replica" in settings.DATABASES:
schedules = schedules.using("read_replica")
for schedule in schedules:
enrollment = schedule.enrollment
user = enrollment.user
course_id_str = str(enrollment.course_id)
course = enrollment.course
course_root = reverse('course_root', args=[course_id_str])
def absolute_url(relative_path):
return u'{}{}'.format(settings.LMS_ROOT_URL, urlquote(relative_path))
template_context = {
'student_name': user.profile.name,
'course_name': course.display_name,
'course_url': absolute_url(course_root),
# This is used by the bulk email optout policy
'course_id': course_id_str,
}
yield (user, course.language, template_context)