gault-millau/apps/news/tasks.py
2020-01-13 12:47:07 +03:00

72 lines
2.7 KiB
Python

from datetime import datetime
from smtplib import SMTPException
from celery import shared_task
from django.conf import settings
from django.core.mail import send_mail
from django.core.validators import EMPTY_VALUES
from django.template.loader import get_template, render_to_string
from main.models import SiteSettings
from news import models
from notification.models import Subscribe
@shared_task
def send_email_with_news(news_ids):
subscribes = Subscribe.objects.all() \
.prefetch_related('subscriber', 'subscription_type') \
.active()
sent_news = models.News.objects.filter(id__in=news_ids)
html_template = get_template(settings.NEWS_EMAIL_TEMPLATE)
year = datetime.now().year
socials = list(SiteSettings.objects.with_country().select_related('country'))
socials = dict(zip(map(lambda social: social.country.code, socials), socials))
for subscribe in subscribes:
subscriber = subscribe.subscriber
country = subscribe.subscription_type.country
if country is None:
continue # subscription_type has no country
else:
country_code = country.code
socials_for_subscriber = socials.get(country_code)
try:
for new in sent_news:
if new.country.code != country_code:
continue
context = {
"title": new.title.get(subscriber.locale),
"subtitle": new.subtitle.get(subscriber.locale),
"description": new.description.get(subscriber.locale),
"code": subscriber.update_code,
"image_url": new.image_url if new.image_url not in EMPTY_VALUES else None,
"domain_uri": settings.DOMAIN_URI,
"slug": new.slugs.get(subscriber.locale),
"country_code": subscriber.country_code,
"twitter_page_url": socials_for_subscriber.twitter_page_url if socials_for_subscriber else '#',
"instagram_page_url": socials_for_subscriber.instagram_page_url if socials_for_subscriber else '#',
"facebook_page_url": socials_for_subscriber.facebook_page_url if socials_for_subscriber else '#',
"send_to": subscriber.send_to,
"year": year
}
send_mail(
subject="G&M News",
message=render_to_string(settings.NEWS_EMAIL_TEMPLATE, context),
from_email=settings.EMAIL_HOST_USER,
recipient_list=[subscriber.send_to],
fail_silently=False,
html_message=html_template.render(context)
)
except SMTPException:
continue