Files
fet2020/fet2020/posts/managers.py
2021-01-15 15:42:30 +00:00

126 lines
3.3 KiB
Python

from django.db import models
from django.db.models import Q
from django.utils import timezone
class PostManager(models.Manager):
def get_queryset(self):
return super().get_queryset().order_by("-public_date")
def get_visible_articles(self):
return self.get_queryset().filter(is_hidden=False)
def all_post_with_date(self):
return (
self.get_queryset()
.filter(Q(event_start__isnull=False) & Q(event_end__isnull=False))
.order_by("-event_start")
)
class ArticleManager(models.Manager):
"""
Provide a query set only for "Article"
regular fet meetings should not be contained in the news stream
"""
def get_queryset(self):
return (
super()
.get_queryset()
.filter(Q(post_type="E") | Q(post_type="N"))
.order_by("-public_date")
)
def get_visible_articles(self):
return self.get_queryset().filter(is_hidden=False)
def get_pinned_article(self):
return self.get_visible_articles().filter(is_pinned=True).first()
class NewsManager(models.Manager):
"""
Provide a query set only for "News"
"""
def get_queryset(self):
return super().get_queryset().filter(post_type="N").order_by("-public_date")
def get_visible_articles(self):
return self.get_queryset().filter(is_hidden=False)
class AllEventManager(models.Manager):
"""
Provide a query set for all events ("Event" and "Fet Meeting")
"""
def get_queryset(self):
return super().get_queryset().filter(Q(post_type="E") | Q(post_type="F"))
def get_five_events(self):
date_today = timezone.now()
return (
self.get_queryset()
.filter(event_start__gt=date_today)
.order_by("event_start")[:5]
)
class EventManager(models.Manager):
"""
Provide a query set only for "Events"
regular fet meetings should not be contained in the news stream
"""
def get_queryset(self):
return super().get_queryset().filter(post_type="E")
def get_future_events(self):
date_today = timezone.now()
return (
self.get_queryset()
.filter(event_start__gt=date_today)
.order_by("event_start")
)
def get_past_events(self):
date_today = timezone.now()
return (
self.get_queryset()
.filter(event_start__lt=date_today)
.order_by("-event_start")
)
class FetMeetingManager(models.Manager):
"""
Provide a query set only for "Fet Meeting"
"""
def get_queryset(self):
return super().get_queryset().filter(post_type="F")
def _get_future_events(self):
date_today = timezone.now()
return (
self.get_queryset()
.filter(event_start__gt=date_today)
.order_by("event_start")
)
def _get_past_events(self):
date_today = timezone.now()
return (
self.get_queryset()
.filter(event_start__lt=date_today)
.order_by("-event_start")
)
def get_meetings(self):
meetings = []
meetings.append(self._get_future_events().first())
meetings.append(self._get_past_events().first())
return meetings