Django wechatpy接入微信公众平台以及授权登录


  1. 确定Django环境可以正常运行,环境搭建见:Linux 搭建Nginx+uwsgi+Django环境

  2. 安装 wechatpy[cryptography]

    sudo pip3 install wechatpy[cryptography]

  1. 修改settings.py

    1. 接入微信公众号的连接去掉csrf验证,详情参考:解决Django+Vue前后端分离的跨域问题及关闭csrf验证的后半部分

    2. 在settings.py 加入微信公众号配置

      AppID = ''

      AppSecret = '' Token = ''

  1. 接入

    1. Django接入微信公众号代码

      # wx.view代码

      from wechatpy.utils import check_signature from back import settings from wechatpy.exceptions import InvalidSignatureException from django.http import HttpResponse from wechatpy import parse_message, create_reply from wechatpy.replies import BaseReply from wechatpy import WeChatClient from wechatpy.oauth import WeChatOAuth from django.shortcuts import redirect

      import wx.wechat as wx_wechat

# 连接微信公众号的方法
    def serve(request):
        # GET 方式用于微信公众平台绑定验证
        if request.method == 'GET':
            signature = request.GET.get('signature', '')
            timestamp = request.GET.get('timestamp', '')
            nonce = request.GET.get('nonce', '')
            echo_str = request.GET.get('echostr', '')
            try:
                check_signature(settings.Token, signature, timestamp, nonce)
            except InvalidSignatureException:
                echo_str = '错误的请求'
            response = HttpResponse(echo_str)
        else:

            msg = parse_message(request.body)
            msg_dict = msg.__dict__['_data']
            # print(msg.id, msg.source, msg.create_time, msg.type, msg.target, msg.time, msg.__dict__['_data']['Event'], '====')
            if msg.type == 'text':
                pass
            elif msg.type == 'event':
                if msg_dict['Event'] == 'subscribe':
                        # 关注后 将获取的用户的信息保存到数据库
                    wx_wechat.subscribe(getWxUserInfo(msg.source))
                elif msg_dict['Event'] == 'unsubscribe':
                        # 取关后,将用户的关注状态更改为 未关注
                    wx_wechat.unsubscribe(msg.source)
            else:
                pass
            response = HttpResponse('', content_type="application/xml")
        return response


    def getWxClient():
        return WeChatClient(settings.AppID, settings.AppSecret)


    def getWxUserInfo(openid):
        wxClient = getWxClient()
        wxUserInfo = wxClient.user.get(openid)
        return wxUserInfo


    def getWeChatOAuth(redirect_url):
        return WeChatOAuth(settings.AppID, settings.AppSecret, redirect_url)

    # 定义授权装饰器
    def oauth(method):
        def warpper(request):
            if request.session.get('user_info', None) is None:
                code = request.GET.get('code', None)
                wechat_oauth = getWeChatOAuth(request.get_raw_uri())
                url = wechat_oauth.authorize_url
                if code:
                    try:
                        wechat_oauth.fetch_access_token(code)
                        user_info = wechat_oauth.get_user_info()
                    except Exception as e:
                        print(str(e))
                        # 这里需要处理请求里包含的 code 无效的情况
                        # abort(403)
                    else:
                        request.session['user_info'] = user_info
                else:
                    return redirect(url)

            return method(request)
        return warpper

    @oauth
    def get_wx_user_info(request):
        user_info = request.session.get('user_info')
        return HttpResponse(str(user_info))



            # wx.url代码
    from django.urls import path
    from . import views

    urlpatterns = [
        path('wechat/', views.serve),

        path('user/info', views.get_wx_user_info)
    ]

这样等后台配置完毕后,就可以通过访问get_wx_user_info方法来获取当前授权登录的用户的信息

2. 微信后台设置

  1. 参考:[接入指南](https://mp.weixin.qq.com/wiki?t=resource/res_main&id=mp1421135319)
  2. 微信公众平台后台登录地址 
    1. [正式地址](https://mp.weixin.qq.com)
    2. [测试账号地址](http://mp.weixin.qq.com/debug/cgi-bin/sandbox?t=sandbox/login)

如需转载请注明出处:https://www.cnblogs.com/zhuchenglin/p/10755547.html


原文链接:https://www.cnblogs.com/zhuchenglin/p/10755547.html