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19 lines
717 B
Python
19 lines
717 B
Python
from django.contrib.contenttypes.models import ContentType
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from django.db.models import QuerySet
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class PhotoableModel:
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"""Mixin for models that can have photos attached."""
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def get_photos(self) -> QuerySet:
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"""Get photos for this instance."""
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from media.models import Photo
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ct = ContentType.objects.get_for_model(self.__class__)
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return Photo.objects.filter(content_type=ct, object_id=self.pk)
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def add_photo(self, photo: 'Photo') -> None:
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"""Add a photo to this instance."""
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from media.models import Photo
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ct = ContentType.objects.get_for_model(self.__class__)
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photo.content_type = ct
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photo.object_id = self.pk
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photo.save() |