python,Django做淘宝客登录参考代码

在整理python,django资料的时候,发现了这个东西,也许是当初某位网友或者朋友发过来参考或者一起探讨修改的东西,现在不记得了,也许taobao的接口都变了也有可能,但总体来说还是有参考价值的,主要是做淘宝客客或者返利网会用到taobao登录而用的.

参考代码如下:
程序代码 程序代码

#!/usr/bin/python
#coding:utf-8
import datetime, urllib, base64, random
from hashlib import md5
from django.conf import settings
from django.contrib import auth
from django.contrib.auth.models import User
from django.core.urlresolvers import reverse
from django.http import HttpResponseRedirect
from django.shortcuts import render

from app.taobao.backends import TaobaoBackend
from app.taobao.models import User as taobao_user
from app.taobao.forms import UserOnceChange
from pyapi.taobao.top import Request

def authenticated(request, template):
    if request.method == 'POST':
        form = UserOnceChange(request=request, data=request.POST)
        if form.is_valid():
            request.user.username = form.cleaned_data['username']
            password = form.cleaned_data.get('password', None)
            if password:
                request.user.set_password(form.cleaned_data)
            request.user.save()
            #更新应用用户绑定
            tb_user = request.user.taobao.all()[0]
            tb_user.has_bind_user=True
            tb_user.save()            
            return HttpResponseRedirect(reverse('user'))
        
    top_session = request.GET.get('top_session', None)
    top_parameters = request.GET.get('top_parameters', None)
    top_sign = str(request.GET.get('top_sign', None))
    #解析 top parameters
    if top_parameters:        
        back_parameters = base64.decodestring(urllib.unquote(top_parameters))
        infos = dict(k.split("=") for k in back_parameters.split("&"))
        username = infos.get('visitor_nick', None)
        visitor_id = infos.get("visitor_id", None)    
        # validate sign 认证返回值中的签名
        local_sign_str = '%s%s%s%s' % (settings.TAOBAO_APP_KEY,
                                       top_parameters,
                                       top_session,
                                       settings.TAOBAO_APP_SECRET)
        local_sign = base64.encodestring(md5(local_sign_str).digest())
        #注意 base64 encode后,字符串最后会有 \n 符, 因此需要清除才能验证
        if top_sign == local_sign.strip():  # 清除 \n
            # 创建/返回淘宝账户
            tb_user, tb_user_created = taobao_user.objects.get_or_create(id=int(visitor_id),
                                                                         nick=username)
            #建立系统用户, 用户名存在则创建随机数扩展
            if tb_user.user_id is None:
                try:
                    User.objects.get(username=username)
                    django_user_username = username
                    tb_user.has_bind_user = True
                except:
                    django_user_username = '%s_%s' % (username, random.randint(1000, 10000))                
                django_user, django_user_created = User.objects.get_or_create(username=django_user_username)
                if django_user_created:
                    django_user.set_password(visitor_id)
                    django_user.save()
                tb_user.user = django_user
            # 保存返回的信息:过期时间 token ts等
            tb_user.expires_in = datetime.datetime.now() + datetime.timedelta(seconds=int(infos.get("expires_in", 0)))
            tb_user.ts = infos.get("ts", '')
            tb_user.refresh_token = infos.get("refresh_token", '')
            tb_user.save()
            
            # update user profile in taobao auth backend
            user = auth.authenticate(id=tb_user.id, nick=tb_user.nick)
            if user:
                auth.login(request, user)
                #如果应用账户没有绑定系统用户,则用户第一次时可以修改用户名
                if not tb_user.has_bind_user:
                    form = UserOnceChange(request=request,
                                          initial={'username':tb_user.user.username,
                                                   'password':tb_user.id})
                    return render(request, template, locals())
    return HttpResponseRedirect(settings.TAOBAO_AUTH_URL)




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