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131 lines
4.7 KiB
131 lines
4.7 KiB
# -*- coding: utf-8 -*-
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#
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from rest_framework import serializers
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from rest_framework.fields import empty
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from django.utils.translation import ugettext_lazy as _
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from django.db.models import Q
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from common.drf.fields import ObjectRelatedField
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from orgs.mixins.serializers import BulkOrgResourceModelSerializer
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from assets.models import Asset, Node
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from users.models import User, UserGroup
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from perms.models import AssetPermission, Action
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__all__ = ['AssetPermissionSerializer', 'ActionsField']
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class ActionsField(serializers.MultipleChoiceField):
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def __init__(self, **kwargs):
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kwargs['choices'] = Action.CHOICES
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super().__init__(**kwargs)
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def run_validation(self, data=empty):
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data = super(ActionsField, self).run_validation(data)
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if isinstance(data, list):
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data = Action.choices_to_value(value=data)
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return data
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def to_representation(self, value):
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return Action.value_to_choices(value)
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def to_internal_value(self, data):
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if not self.allow_empty and not data:
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self.fail('empty')
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if not data:
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return data
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return Action.choices_to_value(data)
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class ActionsDisplayField(ActionsField):
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def to_representation(self, value):
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values = super().to_representation(value)
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choices = dict(Action.CHOICES)
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return [choices.get(i) for i in values]
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class AssetPermissionSerializer(BulkOrgResourceModelSerializer):
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users = ObjectRelatedField(queryset=User.objects, many=True, required=False)
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user_groups = ObjectRelatedField(queryset=UserGroup.objects, many=True, required=False)
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assets = ObjectRelatedField(queryset=Asset.objects, many=True, required=False)
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nodes = ObjectRelatedField(queryset=Node.objects, many=True, required=False)
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actions = ActionsField(required=False, allow_null=True, label=_("Actions"))
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is_valid = serializers.BooleanField(read_only=True, label=_("Is valid"))
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is_expired = serializers.BooleanField(read_only=True, label=_('Is expired'))
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class Meta:
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model = AssetPermission
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fields_mini = ['id', 'name']
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fields_small = fields_mini + [
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'accounts', 'is_active', 'is_expired', 'is_valid',
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'actions', 'created_by', 'date_created', 'date_expired',
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'date_start', 'comment', 'from_ticket'
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]
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fields_m2m = [
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'users', 'user_groups', 'assets', 'nodes',
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]
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fields = fields_small + fields_m2m
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read_only_fields = ['created_by', 'date_created', 'from_ticket']
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extra_kwargs = {
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'actions': {'label': _('Actions')},
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'is_expired': {'label': _('Is expired')},
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'is_valid': {'label': _('Is valid')},
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}
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.set_actions_field()
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def set_actions_field(self):
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actions = self.fields.get('actions')
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if not actions:
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return
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choices = actions._choices
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actions._choices = choices
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actions.default = list(choices.keys())
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@classmethod
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def setup_eager_loading(cls, queryset):
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""" Perform necessary eager loading of data. """
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queryset = queryset.prefetch_related(
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'users', 'user_groups', 'assets', 'nodes',
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)
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return queryset
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@staticmethod
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def perform_display_create(instance, **kwargs):
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# 用户
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users_to_set = User.objects.filter(
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Q(name__in=kwargs.get('users_display')) |
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Q(username__in=kwargs.get('users_display'))
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).distinct()
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instance.users.add(*users_to_set)
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# 用户组
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user_groups_to_set = UserGroup.objects.filter(
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name__in=kwargs.get('user_groups_display')
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).distinct()
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instance.user_groups.add(*user_groups_to_set)
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# 资产
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assets_to_set = Asset.objects.filter(
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Q(address__in=kwargs.get('assets_display')) |
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Q(name__in=kwargs.get('assets_display'))
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).distinct()
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instance.assets.add(*assets_to_set)
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# 节点
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nodes_to_set = Node.objects.filter(
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full_value__in=kwargs.get('nodes_display')
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).distinct()
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instance.nodes.add(*nodes_to_set)
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def create(self, validated_data):
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display = {
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'users_display': validated_data.pop('users_display', ''),
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'user_groups_display': validated_data.pop('user_groups_display', ''),
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'assets_display': validated_data.pop('assets_display', ''),
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'nodes_display': validated_data.pop('nodes_display', '')
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}
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instance = super().create(validated_data)
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self.perform_display_create(instance, **display)
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return instance
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