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django自带User管理中添加自己的字段方法

时间:2015-05-05 21:29:47      阅读:438      评论:0      收藏:0      [点我收藏+]

#coding=utf-8
from django.db import models
from django.contrib.auth.models import User, make_password, check_password, Group, GroupManager
from django.contrib.auth.admin import UserAdmin
from OnLineAnswer.settings import UPLOADTO

# Create your models here.
class WebPowers(models.Model):
    powername = models.CharField(max_length=250)
    def __unicode__(self):
        return self.powername

class ProfileBase(type):                    #对于传统类,他们的元类都是types.ClassType
    def __new__(cls, name, bases, attrs):      #带参数的构造器,__new__一般用于设置不变数据类型的子类
        module = attrs.pop(‘__module__‘)
        parents = [b for b in bases if isinstance(b, ProfileBase)]
        if parents:
            fields = []
            for obj_name, obj in attrs.items():
                if isinstance(obj, models.Field): fields.append(obj_name)
                User.add_to_class(obj_name, obj)
            UserAdmin.fieldsets = list(UserAdmin.fieldsets)
            UserAdmin.fieldsets.append((name, {‘fields‘: fields}))
        return super(ProfileBase, cls).__new__(cls, name, bases, attrs)

class ProfileUser(object):
    __metaclass__ = ProfileBase     #类属性

class MyProfile(ProfileUser):
    headImage = models.ImageField(upload_to=UPLOADTO, null=True, blank=True, verbose_name="头像")

  

django自带User管理中添加自己的字段方法

原文:http://www.cnblogs.com/zhaojia-dream/p/4480112.html

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