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144 lines
4.2 KiB
144 lines
4.2 KiB
# -*- coding: utf-8 -*-
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#
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from collections import defaultdict
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from django.db.models import F, Value, Model
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from django.db.models.signals import m2m_changed
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from django.db.models.functions import Concat
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from common.permissions import IsOrgAdmin
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from common.utils import get_logger
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from orgs.mixins.api import OrgBulkModelViewSet
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from orgs.utils import current_org
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from .. import models, serializers
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__all__ = [
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'SystemUserAssetRelationViewSet', 'SystemUserNodeRelationViewSet',
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'SystemUserUserRelationViewSet', 'BaseRelationViewSet',
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]
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logger = get_logger(__name__)
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class RelationMixin:
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model: Model
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def get_queryset(self):
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queryset = self.model.objects.all()
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if not current_org.is_root():
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org_id = current_org.org_id()
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queryset = queryset.filter(systemuser__org_id=org_id)
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queryset = queryset.annotate(systemuser_display=Concat(
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F('systemuser__name'), Value('('),
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F('systemuser__username'), Value(')')
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))
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return queryset
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def send_post_add_signal(self, instance):
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if not isinstance(instance, list):
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instance = [instance]
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system_users_objects_map = defaultdict(list)
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model, object_field = self.get_objects_attr()
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for i in instance:
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_id = getattr(i, object_field).id
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system_users_objects_map[i.systemuser].append(_id)
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sender = self.get_sender()
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for system_user, object_ids in system_users_objects_map.items():
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logger.debug('System user relation changed, send m2m_changed signals')
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m2m_changed.send(
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sender=sender, instance=system_user, action='post_add',
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reverse=False, model=model, pk_set=set(object_ids)
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)
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def get_sender(self):
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return self.model
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def get_objects_attr(self):
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return models.Asset, 'asset'
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def perform_create(self, serializer):
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instance = serializer.save()
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self.send_post_add_signal(instance)
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class BaseRelationViewSet(RelationMixin, OrgBulkModelViewSet):
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pass
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class SystemUserAssetRelationViewSet(BaseRelationViewSet):
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serializer_class = serializers.SystemUserAssetRelationSerializer
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model = models.SystemUser.assets.through
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permission_classes = (IsOrgAdmin,)
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filterset_fields = [
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'id', 'asset', 'systemuser',
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]
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search_fields = [
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"id", "asset__hostname", "asset__ip",
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"systemuser__name", "systemuser__username",
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]
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def get_objects_attr(self):
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return models.Asset, 'asset'
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def get_queryset(self):
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queryset = super().get_queryset()
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queryset = queryset.annotate(
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asset_display=Concat(
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F('asset__hostname'), Value('('),
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F('asset__ip'), Value(')')
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)
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)
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return queryset
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class SystemUserNodeRelationViewSet(BaseRelationViewSet):
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serializer_class = serializers.SystemUserNodeRelationSerializer
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model = models.SystemUser.nodes.through
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permission_classes = (IsOrgAdmin,)
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filterset_fields = [
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'id', 'node', 'systemuser',
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]
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search_fields = [
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"node__value", "systemuser__name", "systemuser__username"
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]
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def get_objects_attr(self):
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return models.Node, 'node'
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def get_queryset(self):
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queryset = super().get_queryset()
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queryset = queryset \
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.annotate(node_key=F('node__key'))
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return queryset
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class SystemUserUserRelationViewSet(BaseRelationViewSet):
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serializer_class = serializers.SystemUserUserRelationSerializer
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model = models.SystemUser.users.through
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permission_classes = (IsOrgAdmin,)
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filterset_fields = [
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'id', 'user', 'systemuser',
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]
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search_fields = [
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"user__username", "user__name",
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"systemuser__name", "systemuser__username",
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]
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def get_objects_attr(self):
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from users.models import User
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return User, 'user'
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def get_queryset(self):
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queryset = super().get_queryset()
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queryset = queryset.annotate(
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user_display=Concat(
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F('user__name'), Value('('),
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F('user__username'), Value(')')
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)
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)
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return queryset
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