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16 lines
473 B
Python
16 lines
473 B
Python
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from django.db.models.signals import pre_save
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from django.dispatch import receiver
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from passfinder.events.models import Category
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from passfinder.utils.generators import generate_charset
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@receiver(pre_save, sender=Category)
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def create_model_link(sender, instance, created, **kwargs):
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if instance.id is None:
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oid = generate_charset(24)
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while Category.objects.filter(oid=oid).exists():
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oid = generate_charset(24)
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instance.oid = oid
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