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61 lines
2.4 KiB
61 lines
2.4 KiB
from django.db import models
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from django.utils import timezone
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# from django.apps import apps
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from django.core.exceptions import ObjectDoesNotExist
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from django.conf import settings
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from ..registry import model_registry
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import uuid
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from . import ModelLog, SideStoreModel, BaseModel
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class DataAccess(BaseModel):
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id = models.UUIDField(primary_key=True, default=uuid.uuid4)
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# owner = models.ForeignKey(settings.AUTH_USER_MODEL, related_name='owned_data', on_delete=models.CASCADE)
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shared_with = models.ManyToManyField(settings.AUTH_USER_MODEL, related_name='shared_data')
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model_name = models.CharField(max_length=50)
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model_id = models.UUIDField()
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granted_at = models.DateTimeField(auto_now_add=True)
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# last_hierarchy_update = models.DateTimeField(default=timezone.now)
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def delete_dependencies(self):
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pass
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def create_revoke_access_log(self):
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self.create_access_log(self.shared_with.all(), 'REVOKE_ACCESS')
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def concerned_users(self):
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users = list(self.shared_with.all())
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if self.related_user:
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users.append(self.related_user)
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return users
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def create_access_log(self, users, operation):
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"""Create an access log for a list of users """
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model_class = model_registry.get_model(self.model_name)
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if model_class:
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try:
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obj = model_class.objects.get(id=self.model_id)
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store_id = None
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if isinstance(obj, SideStoreModel):
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store_id = obj.store_id
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for user in users:
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existing_log = ModelLog.objects.filter(user=user, model_id=self.model_id, operation=operation).first()
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if existing_log:
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existing_log.date = timezone.now()
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existing_log.model_operation = operation
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existing_log.save()
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else:
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ModelLog.objects.create(
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user=user,
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model_id=self.model_id,
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model_name=self.model_name,
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operation=operation,
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date=timezone.now(),
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store_id=store_id
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)
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except ObjectDoesNotExist:
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pass
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else:
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print(f'model not found: {self.model_name}')
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