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# -*- coding: utf-8 -*-
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#
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from django.contrib.auth import get_user_model
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from rest_framework.request import Request
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from common.utils import lazyproperty
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__all__ = ['AllowBulkDestroyMixin', 'RoleAdminMixin', 'RoleUserMixin']
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class AllowBulkDestroyMixin:
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def allow_bulk_destroy(self, qs, filtered):
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"""
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我们规定，批量删除的情况必须用 `id` 指定要删除的数据。
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"""
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query = str(filtered.query)
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return '`id` IN (' in query or '`id` =' in query
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class RoleAdminMixin:
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kwargs: dict
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user_id_url_kwarg = 'pk'
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@lazyproperty
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def user(self):
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user_id = self.kwargs.get(self.user_id_url_kwarg)
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user_model = get_user_model()
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return user_model.objects.get(id=user_id)
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class RoleUserMixin:
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request: Request
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@lazyproperty
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def user(self):
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return self.request.user
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