News are now pinned for 1 month and events for 7 days.

fet2020/posts/managers.py

@@ -1,3 +1,5 @@
+import datetime
+
 from django.db import models
 from django.db.models import Case, Q, When
 from django.utils import timezone
@@ -80,7 +82,32 @@ class ArticleManager(PublishedManager, models.Manager):
         return self.published(public)
 
     def pinned(self, public=True):
-        return self.published(public).filter(is_pinned=True).first()
+        # Get date for pinned news that is max 1 month old.
+        post_date = datetime.date.today()
+        __month = post_date.month
+        __year = post_date.year
+
+        if __month != 0:
+            __month -= 1
+        else:
+            # If the current month is January, you get the date from December of previous year.
+            __month = 12
+            __year -= 1
+
+        post_date = post_date.replace(year=__year, month=__month)
+
+        # Get date for event posts that is max 7 days old.
+        event_date = datetime.date.today() - datetime.timedelta(7)
+
+        return (
+            self.published(public)
+            .filter(is_pinned=True)
+            .filter(
+                (Q(post_type="N") & Q(public_date__gt=post_date))
+                | (Q(post_type="E") & Q(event_end__date__gt=event_date))
+            )
+            .first()
+        )
 
 
 class NewsManager(PublishedManager, models.Manager):