""" 1)支付寶API:六大接口 https://docs.open.alipay.com/270/105900/ 2)支付寶工作流程(見下圖): https://docs.open.alipay.com/270/105898/ 3)支付寶8次異步通知機制(支付寶對我們服務器發送POST請求,索要 success 7個字符) https://docs.open.alipay.com/270/105902/ """
# 1、在沙箱環境下實名認證:https://openhome.alipay.com/platform/appDaily.htm?tab=info # 2、電腦網站支付API:https://docs.open.alipay.com/270/105900/ # 3、完成RSA密鑰生成:https://docs.open.alipay.com/291/105971 # 4、在開發中心的沙箱應用下設置應用公鑰:填入生成的公鑰文件中的內容 # 5、Python支付寶開源框架:https://github.com/fzlee/alipay # >: pip install python-alipay-sdk --upgrade # 7、公鑰私鑰設置 """ # alipay_public_key.pem -----BEGIN PUBLIC KEY----- 支付寶公鑰 -----END PUBLIC KEY----- # app_private_key.pem -----BEGIN RSA PRIVATE KEY----- 用戶私鑰 -----END RSA PRIVATE KEY----- """ # 8、支付寶鏈接 """ 開發:https://openapi.alipay.com/gateway.do 沙箱:https://openapi.alipaydev.com/gateway.do """
GitHub開源框架
https://github.com/fzlee/alipay
>: pip install python-alipay-sdk --upgrade # 如果拋ssl相關錯誤,代表缺失該包 >: pip install pyopenssl
libs ├── iPay # aliapy二次封裝包 │ ├── __init__.py # 包文件 │ ├── pem # 公鑰私鑰文件夾 │ │ ├── alipay_public_key.pem # 支付寶公鑰文件 │ │ ├── app_private_key.pem # 應用私鑰文件 │ ├── pay.py # 支付文件 └── └── settings.py # 應用配置
-----BEGIN PUBLIC KEY-----
拿應用公鑰跟支付寶換來的支付寶公鑰
-----END PUBLIC KEY-----
-----BEGIN RSA PRIVATE KEY-----
通過支付寶公鑰私鑰簽發軟件簽發的應用私鑰
-----END RSA PRIVATE KEY-----
import os # 應用私鑰 APP_PRIVATE_KEY_STRING = open(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'pem', 'app_private_key.pem')).read() # 支付寶公鑰 # 用支付寶開發助手應用公鑰在支付寶網上換支付寶公鑰 ALIPAY_PUBLIC_KEY_STRING = open(os.path.join(os.path.dirname(os.path.abspath(__file__)), 'pem', 'alipay_public_key.pem')).read() # 應用ID APP_ID = '2016093000631831' # 加密方式 SIGN = 'RSA2' # 是否是支付寶測試環境(沙箱環境),如果采用真是支付寶環境,配置False DEBUG = True # 支付網關 GATEWAY = 'https://openapi.alipaydev.com/gateway.do' if DEBUG else 'https://openapi.alipay.com/gateway.do'
from alipay import AliPay from . import settings # 支付對象 alipay = AliPay( appid=settings.APP_ID, app_notify_url=None, # 應用通知url app_private_key_string=settings.APP_PRIVATE_KEY_STRING, alipay_public_key_string=settings.ALIPAY_PUBLIC_KEY_STRING, sign_type=settings.SIGN, # 加密方式 debug=settings.DEBUG ) # 支付網關 gateway = settings.GATEWAY
# 包對外提供的變量 from .pay import gateway, alipay
# 上線后必須換成公網地址 # 后台http根路徑 BASE_URL = 'http://127.0.0.1:8000' # 前台http根路徑 LUFFY_URL = 'http://127.0.0.1:8080' # 訂單支付成功的后台異步回調接口 NOTIFY_URL = BASE_URL + '/order/success/' # 訂單支付成功的前台同步回調接口 RETURN_URL = LUFFY_URL + '/pay/success'
from django.urls import path, include from utils.router import router from . import views """ 1)支付接口(需要登錄認證:是誰):前台提交商品等信息,得到支付鏈接 post方法 分析:支付寶回調 同步:get給前台 => 前台可以在收到支付寶同步get回調時,ajax異步在給消息同步給后台,也采用get,后台處理前台的get請求 異步:post給后台 => 后台直接處理支付寶的post請求 2)支付回調接口(不需要登錄認證:哪個訂單(訂單信息中有非對稱加密)、支付寶壓根不可能有你的token): get方法:處理前台來的同步回調(不一定能收得到,所有不能在該方法完成后台訂單狀態等信息操作) post方法:處理支付寶來的異步回調 3)訂單狀態確認接口:隨你前台任何時候來校驗訂單狀態的接口 """ # 支付接口(生成訂單) router.register('pay', views.PayViewSet, 'pay') urlpatterns = [ path('', include(router.urls)), path('success/', views.SuccessViewSet.as_view({'get': 'get', 'post': 'post'})) ]
""" class Order(models.Model): # 主鍵、總金額、訂單名、訂單號、訂單狀態、創建時間、支付時間、流水號、支付方式、支付人(外鍵) - 優惠劵(外鍵,可為空) pass class OrderDetail(models.Model): # 訂單號(外鍵)、商品(外鍵)、實價、成交價 - 商品數量 pass """
from django.db import models from user.models import User from course.models import Course class Order(models.Model): """訂單模型""" status_choices = ( (0, '未支付'), (1, '已支付'), (2, '已取消'), (3, '超時取消'), ) pay_choices = ( (1, '支付寶'), (2, '微信支付'), ) subject = models.CharField(max_length=150, verbose_name="訂單標題") total_amount = models.DecimalField(max_digits=10, decimal_places=2, verbose_name="訂單總價", default=0) out_trade_no = models.CharField(max_length=64, verbose_name="訂單號", unique=True) trade_no = models.CharField(max_length=64, null=True, verbose_name="流水號") order_status = models.SmallIntegerField(choices=status_choices, default=0, verbose_name="訂單狀態") pay_type = models.SmallIntegerField(choices=pay_choices, default=1, verbose_name="支付方式") pay_time = models.DateTimeField(null=True, verbose_name="支付時間") user = models.ForeignKey(User, related_name='order_user', on_delete=models.DO_NOTHING, db_constraint=False, verbose_name="下單用戶") created_time = models.DateTimeField(auto_now_add=True, verbose_name='創建時間') class Meta: db_table = "luffy_order" verbose_name = "訂單記錄" verbose_name_plural = "訂單記錄" def __str__(self): return "%s - ¥%s" % (self.subject, self.total_amount) @property def courses(self): data_list = [] for item in self.order_courses.all(): data_list.append({ "id": item.id, "course_name": item.course.name, "real_price": item.real_price, }) return data_list class OrderDetail(models.Model): """訂單詳情""" order = models.ForeignKey(Order, related_name='order_courses', on_delete=models.CASCADE, db_constraint=False, verbose_name="訂單") course = models.ForeignKey(Course, related_name='course_orders', on_delete=models.CASCADE, db_constraint=False, verbose_name="課程") price = models.DecimalField(max_digits=6, decimal_places=2, verbose_name="課程原價") real_price = models.DecimalField(max_digits=6, decimal_places=2, verbose_name="課程實價") class Meta: db_table = "luffy_order_detail" verbose_name = "訂單詳情" verbose_name_plural = "訂單詳情" def __str__(self): try: return "%s的訂單:%s" % (self.course.name, self.order.out_trade_no) except: return super().__str__()
from rest_framework.viewsets import GenericViewSet, ViewSet from rest_framework.mixins import CreateModelMixin from rest_framework.permissions import IsAuthenticated from rest_framework.response import Response from . import models, serializers # 支付接口 class PayViewSet(GenericViewSet, CreateModelMixin): permission_classes = [IsAuthenticated] queryset = models.Order.objects.all() serializer_class = serializers.PaySerializer # 重寫create方法,返回pay_url,pay_url是在serializer對象中,所以要知道serializer def create(self, request, *args, **kwargs): serializer = self.get_serializer(data=request.data, context={'request': request}) serializer.is_valid(raise_exception=True) self.perform_create(serializer) return Response(serializer.context['pay_url'])
from rest_framework import serializers from . import models from course.models import Course from rest_framework.exceptions import ValidationError from django.conf import settings class PaySerializer(serializers.ModelSerializer): # 要支持單購物和群購物(購物車),前台要提交 課程主鍵(們) courses = serializers.PrimaryKeyRelatedField(queryset=Course.objects.all(), write_only=True, many=True) class Meta: model = models.Order fields = ('subject', 'total_amount', 'pay_type', 'courses') extra_kwargs = { 'total_amount': { 'required': True }, 'pay_type': { 'required': True }, } # 訂單總結校驗 def _check_total_amount(self, attrs): courses = attrs.get('courses') total_amount = attrs.get('total_amount') total_price = 0 for course in courses: total_price += course.price if total_price != total_amount: raise ValidationError('total_amount error') return total_amount # 生成訂單號 def _get_out_trade_no(self): import uuid code = '%s' % uuid.uuid4() return code.replace('-', '') # 獲取支付人 def _get_user(self): return self.context.get('request').user # 獲取支付鏈接 def _get_pay_url(self, out_trade_no, total_amount, subject): from libs import iPay order_string = iPay.alipay.api_alipay_trade_page_pay( out_trade_no=out_trade_no, total_amount=float(total_amount), # 只有生成支付寶鏈接時,不能用Decimal subject=subject, return_url=settings.RETURN_URL, notify_url=settings.NOTIFY_URL, ) pay_url = iPay.gateway + '?' + order_string # 將支付鏈接存入,傳遞給views self.context['pay_url'] = pay_url # 入庫(兩個表)的信息准備 def _before_create(self, attrs, user, out_trade_no): attrs['user'] = user attrs['out_trade_no'] = out_trade_no def validate(self, attrs): # 1)訂單總價校驗 total_amount = self._check_total_amount(attrs) # 2)生成訂單號 out_trade_no = self._get_out_trade_no() # 3)支付用戶:request.user user = self._get_user() # 4)支付鏈接生成 self._get_pay_url(out_trade_no, total_amount, attrs.get('subject')) # 5)入庫(兩個表)的信息准備 self._before_create(attrs, user, out_trade_no) # 代表該校驗方法通過,進入入庫操作 return attrs # 重寫入庫方法的目的:完成訂單與訂單詳情兩個表入庫操作 def create(self, validated_data): courses = validated_data.pop('courses') # 訂單表入庫,不需要courses order = models.Order.objects.create(**validated_data) # 訂單詳情表入庫:只需要訂單對象,課程對象(courses要拆成一個個course) for course in courses: models.OrderDetail.objects.create(order=order, course=course, price=course.price, real_price=course.price) # 先循環制造數據列表[{}, ..., {}],用群增完成入庫 bulk_create(),效率高 return order
<template> ... <span class="buy-now" @click="buy_course(course)">立即購買</span> </template> <script> export default { methods: { // 購買課程 buy_course(course) { // es6語法下,變量必須定義才能使用 let token = this.$cookies.get('token'); if (!token) { this.$message({ message: '請先登錄', type: 'warning' }); return false } this.$axios({ url: this.$settings.base_url + '/order/pay/', method: 'post', headers: { authorization: 'luffy ' + token, }, data: { subject: course.name, total_amount: course.price, pay_type: 1, // 現在只能默認1,為支付寶 courses: [course.id] // 后台完成的是基於購物車情況下的接口,所以單購物為群購1個 } }).then(response => { let pay_url = response.data; // console.log(pay_url) // 本頁面標簽調整:可以選擇 _self 或 _blank open(pay_url, '_self'); }).catch(error => { console.log(error.response.data) }) }, } } </script>
import PaySuccess from '../views/PaySuccess.vue' // ... const routes = [ // ... { path: '/pay/success', name: 'pay-success', component: PaySuccess }, ];
` charset=utf-8& out_trade_no=7f7c7d12d57d45b693e1b49a6b01e1dd& method=alipay.trade.page.pay.return& total_amount=39.00& sign=FUmceqiNMWvxcD%2BUPCHiOTaEwlJ%2FXIXL5UwZWOSI1TwRjPIZVzjRLB4j2G5CQpn472JO8X%2BwMx04dHqjLxqLcY3TRu0XurQ%2FwKTNpyfDrtNuNv0rfGPuVHw52y3blbS7%2FKFVsWryw4%2BBuF2fCrJ4qWH8Zg14Rct7qoMbu73N74WkQtDyzXefiKDbkMMRMfLbelE9TFyeIeygeMId8%2B58mcJMUOh6aQqwpr9bzuBbfJ17fkqU%2F0ys9zGr%2FlDtLL7aAh6BPViqZN%2F9T7byCoferD1BhcSzJNR6V6VuhOdTq8iEaH2XgJT9aIiyHgg3GT1taBBvZX2gK41FSmkguk%2BfsA%3D%3D& trade_no=2020030722001464020500585462& auth_app_id=2016093000631831& version=1.0& app_id=2016093000631831& sign_type=RSA2& seller_id=2088102177958114& timestamp=2020-03-07%2014%3A47%3A48 ` // 同步回調沒有訂單狀態
<template> <div class="pay-success"> <!--如果是單獨的頁面,就沒必要展示導航欄(帶有登錄的用戶)--> <Header/> <div class="main"> <div class="title"> <div class="success-tips"> <p class="tips">您已成功購買 1 門課程!</p> </div> </div> <div class="order-info"> <p class="info"><b>訂單號:</b><span>{{ result.out_trade_no }}</span></p> <p class="info"><b>交易號:</b><span>{{ result.trade_no }}</span></p> <p class="info"><b>付款時間:</b><span><span>{{ result.timestamp }}</span></span></p> </div> <div class="study"> <span>立即學習</span> </div> </div> </div> </template> <script> import Header from "@/components/Header" export default { name: "Success", data() { return { result: {}, }; }, created() { // url后拼接的參數:?及后面的所有參數 => ?a=1&b=2 // console.log(location.search); // 解析支付寶回調的url參數 let params = location.search.substring(1); // 去除? => a=1&b=2 let items = params.length ? params.split('&') : []; // ['a=1', 'b=2'] //逐個將每一項添加到args對象中 for (let i = 0; i < items.length; i++) { // 第一次循環a=1,第二次b=2 let k_v = items[i].split('='); // ['a', '1'] //解碼操作,因為查詢字符串經過編碼的 if (k_v.length >= 2) { // url編碼反解 let k = decodeURIComponent(k_v[0]); this.result[k] = decodeURIComponent(k_v[1]); // 沒有url編碼反解 // this.result[k_v[0]] = k_v[1]; } } // 解析后的結果 // console.log(this.result); // 把地址欄上面的支付結果,再get請求轉發給后端 this.$axios({ url: this.$settings.base_url + '/order/success/' + location.search, method: 'get', }).then(response => { console.log(response.data); }).catch(() => { console.log('支付結果同步失敗'); }) }, components: { Header, } } </script> <style scoped> .main { padding: 60px 0; margin: 0 auto; width: 1200px; background: #fff; } .main .title { display: flex; -ms-flex-align: center; align-items: center; padding: 25px 40px; border-bottom: 1px solid #f2f2f2; } .main .title .success-tips { box-sizing: border-box; } .title img { vertical-align: middle; width: 60px; height: 60px; margin-right: 40px; } .title .success-tips { box-sizing: border-box; } .title .tips { font-size: 26px; color: #000; } .info span { color: #ec6730; } .order-info { padding: 25px 48px; padding-bottom: 15px; border-bottom: 1px solid #f2f2f2; } .order-info p { display: -ms-flexbox; display: flex; margin-bottom: 10px; font-size: 16px; } .order-info p b { font-weight: 400; color: #9d9d9d; white-space: nowrap; } .study { padding: 25px 40px; } .study span { display: block; width: 140px; height: 42px; text-align: center; line-height: 42px; cursor: pointer; background: #ffc210; border-radius: 6px; font-size: 16px; color: #fff; } </style>
from utils.logging import logger # 支付回調接口 class SuccessViewSet(ViewSet): authentication_classes = () permission_classes = () # 支付寶同步回調給前台,在同步通知給后台處理 def get(self, request, *args, **kwargs): # return Response('后台已知曉,Over!!!') # 不能在該接口完成訂單修改操作 # 但是可以在該接口中校驗訂單狀態(已經收到支付寶post異步通知,訂單已修改),告訴前台 # print(type(request.query_params)) # django.http.request.QueryDict # print(type(request.query_params.dict())) # dict out_trade_no = request.query_params.get('out_trade_no') try: models.Order.objects.get(out_trade_no=out_trade_no, order_status=1) return APIResponse(result=True) except: return APIResponse(1, 'error', result=False) # 支付寶異步回調處理 def post(self, request, *args, **kwargs): try: result_data = request.data.dict() out_trade_no = result_data.get('out_trade_no') signature = result_data.pop('sign') from libs import iPay result = iPay.alipay.verify(result_data, signature) if result and result_data["trade_status"] in ("TRADE_SUCCESS", "TRADE_FINISHED"): # 完成訂單修改:訂單狀態、流水號、支付時間 models.Order.objects.filter(out_trade_no=out_trade_no).update(order_status=1) # 完成日志記錄 logger.warning('%s訂單支付成功' % out_trade_no) return Response('success') else: logger.error('%s訂單支付失敗' % out_trade_no) except: pass return Response('failed')
七牛雲視頻托管
因為視頻放在本地的話,服務器壓力很大。用戶看視頻,視頻並沒有下載到本地,用戶一直在和服務器交互,視頻還有些快進快退。1有流量問題,2有快進快退管理問題
一般會做視頻托管,這里使用七牛雲。
進入管理控制台,進入對象存儲
然后在空間管理里,新建空間。訪問控制選擇公開。文件管理選擇文件
然后刷新點擊詳情,可以看到文件鏈接(文件公開的才會有),配置到前端鏈接地址
可以參考:https://www.cnblogs.com/surpass123/p/13394369.html