automate weekly newsletter

app/item/migrations/0007_week_published_alter_item_published_alter_week_title.py

@@ -0,0 +1,29 @@
+# Generated by Django 4.2.3 on 2023-11-19 13:25
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("item", "0006_week"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="week",
+            name="published",
+            field=models.DateTimeField(
+                blank=True, default=None, editable=False, null=True
+            ),
+        ),
+        migrations.AlterField(
+            model_name="item",
+            name="published",
+            field=models.DateTimeField(blank=True, default=None, null=True),
+        ),
+        migrations.AlterField(
+            model_name="week",
+            name="title",
+            field=models.CharField(max_length=2048),
+        ),
+    ]

app/item/models.py

@@ -187,6 +187,7 @@ class Week(models.Model):
     modified = models.DateTimeField(auto_now=True)
     monday = models.DateField(unique=True)
     title = models.CharField(max_length=2048)
+    published = models.DateTimeField(null=True, default=None, blank=True, editable=False)
 
     def __str__(self):
         return "%s (%s)" % (self.title, self.monday)

app/listmonk/tasks.py

@@ -0,0 +1,40 @@
+import logging
+import os
+import tempfile
+
+from celery.schedules import crontab
+from django.conf import settings
+from django.utils import timezone
+
+from . import utils
+from ..signalbot import rpc
+from ..item import view
+from ..item import models
+
+logger = logging.getLogger(__name__)
+
+@app.task(queue="default", ignore_results=True)
+def send_week():
+    now = views.get_now()
+    if now.hour < 15:
+        return
+    monday = views.get_monday(now)
+    week, archive = models.Item.public(now)
+    week_obj = models.Week.objects.filter(monday=monday).first()
+    if not week_obj:
+        message = "no title for week, can not send out email please add: %s/admin/item/week/add/?monday=%s" % (settings.URL, monday)
+        r = rpc.send(message, group=settings.SIGNAL_MODERATORS_GROUP)
+    elif week.filter(announced=None).exists():
+        logger.error("waiting for last item of the week to be public")
+    elif not week_obj.published:
+        monday = views.get_monday(now)
+        week_obj.published = now
+        week_obj.save()
+        if not utils.send_week(monday):
+            message = "weekly newsletter ready, confirm at https://list.phantas.ma/admin/campaigns"
+            r = rpc.send(message, group=settings.SIGNAL_MODERATORS_GROUP)
+
+
+@app.on_after_finalize.connect
+def setup_periodic_tasks(sender, **kwargs):
+    sender.add_periodic_task(crontab(day_of_week=0, minute="*/30"), send_week.s())

app/listmonk/utils.py

@@ -13,9 +13,8 @@ headers = {
 }
 
 
-def send_week(year, month, day):
+def send_week(date):
     from . import views
-    date = '%s-%02d-%02d' % (year, month, day)
     date = datetime.strptime(date, '%Y-%m-%d')
     monday = views.get_monday(date)
     body = views.week(year, month, day)