214 lines
7.4 KiB
Python
214 lines
7.4 KiB
Python
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"""send the weekly email"""
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from datetime import timedelta
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import random
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from django.conf import settings
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from django.utils import timezone
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from django.core.management.base import BaseCommand
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from blogs import models
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from blogs.utilities import send_email
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from blogs.models.utils import GroupType
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class Command(BaseCommand):
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"""the announce command"""
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# we could add arguments but we don't really need any
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def handle(self, *args, **options):
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"""find subscribers and send an update"""
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subscribers = models.Subscriber.objects.filter(confirmed=True)
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print(
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f"Sending weekly emails to {len(subscribers)} subscribers at {timezone.now()}"
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)
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cutoff = timezone.now() - timedelta(days=7)
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blogs = models.Blog.objects.filter(approved=True, updateddate__gte=cutoff)
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articles = models.Article.objects.filter(pubdate__gte=cutoff)
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events = models.Event.objects.filter(approved=True, pub_date__gte=cutoff)
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cfps = models.CallForPapers.objects.filter(
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conference__approved=True, closing_date__gte=timezone.now().date()
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)
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newsletters = models.Newsletter.objects.filter(
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approved=True, pub_date__gte=cutoff
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)
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groups = models.Group.objects.filter(approved=True, pub_date__gte=cutoff)
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new_blogs = ""
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for blog in blogs:
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title_string = f"<h4><a href='{blog.url}'>{blog.title}</a></h4>"
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author_string = (
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f"<p><em>{blog.author_name}</em></p>" if blog.author_name else ""
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)
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description_string = (
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f"<p style='margin-bottom:24px;'>{blog.description}</p>"
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)
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string_list = [title_string, author_string, description_string]
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string = "".join(string_list)
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new_blogs = new_blogs + string
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if new_blogs != "":
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new_blogs = (
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"<h3 style='margin-top:20px;'>New Blogs</h3>" + new_blogs + "<hr/>"
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)
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new_articles = ""
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for post in articles:
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title_string = f"<h4><a href='{post.url}'>{post.title}</a></h4>"
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author_string = (
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f"<p><em>{post.author_name}</em></p>" if post.author_name else ""
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)
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description_string = (
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f"<p style='margin-bottom:24px;'>{post.description}</p>"
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)
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string_list = [title_string, author_string, description_string]
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string = "".join(string_list)
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new_articles = new_articles + string
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if new_articles != "":
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new_articles = (
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"<h3 style='margin-top:20px;'>New Articles</h3>"
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+ new_articles
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+ "<hr/>"
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)
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coming_events = ""
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for event in events:
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s_date = event.start_date
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title_string = f"<h4><a href='{event.url}'>{event.name}</a></h4>"
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date_string = (
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f"<p><em>{s_date:%a} {s_date.day} {s_date:%B} {s_date:%Y}</em></p>"
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)
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description_string = (
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f"<p style='margin-bottom:24px;'>{event.description}</p>"
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)
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string_list = [title_string, date_string, description_string]
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string = "".join(string_list)
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coming_events = coming_events + string
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if coming_events != "":
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coming_events = (
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"<h3 style='margin-top:20px;'>Upcoming Events</h3>"
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+ coming_events
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+ "<hr/>"
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)
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open_cfps = ""
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for instance in cfps:
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c_date = instance.closing_date
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title_string = (
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f"<h4><a href='{instance.event.url}'>{instance.name}</a></h4>"
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)
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dates_string = f"<p><strong>Closes:</strong><em>{c_date:%a} {c_date.day} {c_date:%B}</em></p>"
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description_string = (
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f"<p style='margin-bottom:24px;'>{instance.details}</p>"
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)
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string_list = [title_string, dates_string, description_string]
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string = "".join(string_list)
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open_cfps = open_cfps + string
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if open_cfps != "":
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open_cfps = (
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"<h3 style='margin-top:20px;'>Open Calls</h3>" + open_cfps + "<hr/>"
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)
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new_newsletters = ""
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for instance in newsletters:
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title_string = f"<h4><a href='{instance.url}'>{instance.name}</a></h4>"
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author_string = (
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f"<p><em>{instance.author}</em></p>" if instance.author else ""
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)
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description_string = (
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f"<p style='margin-bottom:24px;'>{instance.description}</p>"
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)
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string_list = [title_string, author_string, description_string]
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string = "".join(string_list)
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new_newsletters = new_newsletters + string
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if new_newsletters != "":
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new_newsletters = (
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"<h3 style='margin-top:20px;'>New Newsletters</h3>"
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+ new_newsletters
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+ "<hr/>"
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)
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new_groups = ""
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for instance in groups:
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group_type = GroupType(instance.type).label
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title_string = f"<h4><a href='{instance.url}'>{instance.name}</a></h4>"
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register_string = f"<p><em><a href='{instance.registration_url}'>Register</a> to join this {group_type}</em></p>"
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description_string = (
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f"<p style='margin-bottom:24px;'>{instance.description}</p>"
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)
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string_list = [title_string, register_string, description_string]
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string = "".join(string_list)
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new_groups = new_groups + string
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if new_groups != "":
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new_groups = (
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"<h3 style='margin-top:20px;'>New Groups</h3>" + new_groups + "<hr/>"
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)
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# Now let's put it all together...
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dt = timezone.now()
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choices = [
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"🍓",
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"🍒",
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"🍎",
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"🍊",
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"🍍",
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"🍋",
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"🍉",
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"🥝",
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"🥦",
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"🥒",
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"🥕",
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"🍏",
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"🍅",
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"🥬",
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"🫐",
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"🍐",
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"🥗",
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"☕️",
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"🚚",
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"📬",
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"🍣",
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]
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emoji = random.choice(choices)
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subject = f"{emoji} Fresh Aus GLAMR updates for the week of {dt.day} {dt:%B} {dt.year}"
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sections = [
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new_articles,
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new_blogs,
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new_newsletters,
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new_groups,
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open_cfps,
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coming_events,
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]
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body = "".join(sections)
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for subscriber in subscribers:
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opt_out = f"https://{settings.DOMAIN}/unsubscribe-email/{subscriber.token}/{subscriber.id}"
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start = "<html><body>"
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footer = f"<div style='padding: 20px; width: 100vw; background-color:#eee; margin-top: 100px;text-align:center;'><em><p>This email was sent to <strong>{subscriber.email}</strong> because you subscribed to email updates from <a href='https://{settings.DOMAIN}'>Aus GLAMR</a>.</p><p>You can <a href='{opt_out}'>unsubscribe</a> at any time.</p></em></div>"
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end = "</body></html>"
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parts = [start, body, footer, end]
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message = "".join(parts)
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send_email(subject, message, subscriber.email)
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print(f"Weekly emails completed {timezone.now()}")
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