!63 update backend/dvadmin/utils/field_permission.py.
Merge pull request !63 from lxy/N/A
This commit is contained in:
@@ -1,4 +1,7 @@
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# -*- coding: utf-8 -*-
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# -*- coding: utf-8 -*-
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from itertools import groupby
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from django.db.models import F
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from django.db.models import F
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from rest_framework.decorators import action
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from rest_framework.decorators import action
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from rest_framework.permissions import IsAuthenticated
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from rest_framework.permissions import IsAuthenticated
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@@ -35,4 +38,34 @@ class FieldPermissionMixin:
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data= FieldPermission.objects.filter(
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data= FieldPermission.objects.filter(
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field__model=model['model'],role__in=roles
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field__model=model['model'],role__in=roles
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).values( 'is_create', 'is_query', 'is_update',field_name=F('field__field_name'))
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).values( 'is_create', 'is_query', 'is_update',field_name=F('field__field_name'))
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"""
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合并权限
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这段代码首先根据 field_name 对列表进行排序,
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然后使用 groupby 按 field_name 进行分组。
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对于每个组,它创建一个新的字典 merged,
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并遍历组中的每个字典,将布尔值字段使用逻辑或(or)操作符进行合并(如果 merged 中还没有该字段,则默认为 False),
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其他字段(如 field_name)则直接取组的关键字(即 key)
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"""
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# 使用field_name对列表进行分组, # groupby 需要先对列表进行排序,因为它只能对连续相同的元素进行分组。
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grouped = groupby(sorted(list(data), key=lambda x: x['field_name']), key=lambda x: x['field_name'])
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data = []
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# 遍历分组,合并权限
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for key, group in grouped:
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# 初始化一个空字典来存储合并后的结果
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merged = {}
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for item in group:
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# 合并权限, True值优先
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merged['is_create'] = merged.get('is_create', False) or item['is_create']
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merged['is_query'] = merged.get('is_query', False) or item['is_query']
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merged['is_update'] = merged.get('is_update', False) or item['is_update']
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merged['field_name'] = key
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data.append(merged)
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return DetailResponse(data=data)
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return DetailResponse(data=data)
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