24 lines
624 B
Python
24 lines
624 B
Python
from django.db.models import Q
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from django.utils import timezone
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def filter_for_when(queryset, when=None):
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"""
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Return a filtered queryset which is valid for the given date
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Logic:
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Look for entries that have a starting date before when
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and either
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- No ending date
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- Ending date after "when"
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Returns a queryset, you'll neet to apply .first() or similar on it
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"""
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if not when:
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when = timezone.now()
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return queryset.filter(starting_date__lte=when).filter(Q(ending_date__gte=when) |
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Q(ending_date__isnull=True))
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