【Django Admin Pro】django-import-export, 导出数据与权限控制

# settings.py


INSTALLED_APPS = [
    'import_export',
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
]

# admin.py

from import_export.admin import ExportActionModelAdmin

@admin.register(UserInfo)
class UserInfoAdmin(ExportActionModelAdmin):

    list_display = ("DEMO")

    list_per_page = 10

    # 配置导出数据
    resource_class = UserinfoResource
　　

　　# 那么，如果我们想设置成不是超级用户的时候就隐藏它应该怎么做呢？在封装的函数中，它的名称叫做export_admin_action

　　# 判断后 自定义返回自定义按钮
　　def get_actions(self, request):
    　　actions = super(InnerOrderAdmin, self).get_actions(request)
    　　if not request.user.is_superuser or request.user.groups.filter(name="运营"):
        　　if 'back_inner_order' in actions:
            　　del actions['back_inner_order']
        if 'export_admin_action' in actions:
            　　del actions['export_admin_action']
    return actions

#export_config.py

"""" 导出配置  """
from .cont import type_interest_choices
from .models import UserInfo
from import_export import resources, widgets
from import_export.fields import Field



# 账号状态       自定义返回结果
class is_staff_widget(widgets.BooleanWidget):
    def render(self, value, obj):
        """  如果模型字段做了`null=True`的设置，这里就可以处理“真、假、未知”三种状态 """
        if value == 0:
            return "激活"
        else:
            return '冻结'

# 性别状态       自定义返回结果
class sex_widget(widgets.IntegerWidget):
    """  如果模型字段做了`null=True`的设置，这里就可以处理“真、假、未知”三种状态 """
    def render(self,value, obj):
        if value == 0:
            return "男生"
        else:
            return '女生'

# 兴趣爱好状态     复选框配合PRO
class interest_widget(widgets.CharWidget):
    """ 复选框的值：   type_interest_choices = ( (0, '音乐'), (1, '运动'), (2, '舞蹈'), (3, '游戏'),) """
    def render(self,value, obj):
        string = ""
        for index in value.split(","):
            if index:
                string = string + type_interest_choices[int(index)][1] + ","
        return string[0:-1]





class UserinfoResource(resources.ModelResource):
    """
        attribute：    表名字
        column_name： 导出字段名字
        widget：      自定义字段值返回值  判断自定义返回值
    """
    name = Field(attribute='name', column_name='姓名')
    head = Field(attribute='head', column_name='照片')
    sex = Field(attribute='sex', column_name='性别',widget=sex_widget())
    interest = Field(attribute='interest', column_name='兴趣爱好',widget=interest_widget())
    is_staff = Field(attribute='is_staff', column_name='账号状态',widget=is_staff_widget())
    age = Field(attribute='age', column_name='年龄')
    score = Field(attribute='score', column_name='成绩')
    time = Field(attribute='time', column_name='时间')
    date = Field(attribute='date', column_name='日期')


    class Meta:
        model = UserInfo