#!/usr/bin/env python # -*- coding:utf-8 -*- # project: 3月 # author: NinEveN # date: 2021/3/18 # pip install alipay-sdk-python==3.3.398 import json import logging from datetime import datetime, timedelta from api.utils.pay.alipay import AliPay, AliPayConfig from api.utils.storage.caches import update_order_info, update_order_status logger = logging.getLogger('pay') class Alipay(object): def __init__(self, name, p_type, auth): self.p_type = p_type self.name = name self.ali_config = auth self.alipay = self.__get_ali_pay() def __get_ali_pay(self): return AliPay( appid=self.ali_config.get("APP_ID"), app_notify_url="%s/%s" % (self.ali_config.get("APP_NOTIFY_URL"), self.name), app_private_key_string=self.ali_config.get("APP_PRIVATE_KEY"), alipay_public_key_string=self.ali_config.get("ALI_PUBLIC_KEY"), sign_type="RSA2", # RSA 或者 RSA2 debug=False, # 默认False verbose=True, # 输出调试数据 config=AliPayConfig(timeout=15) # 可选, 请求超时时间 ) def get_pay_pc_url(self, out_trade_no, total_amount, passback_params): passback_params.update({'name': self.name}) time_expire = (datetime.now() + timedelta(days=1)).strftime("%Y-%m-%d %H:%M:%S") order_string = self.alipay.api_alipay_trade_page_pay( out_trade_no=out_trade_no, total_amount=total_amount / 100, subject=self.ali_config.get("SUBJECT"), body="充值 %s 元" % str(total_amount / 100), time_expire=time_expire, return_url=self.ali_config.get("RETURN_URL"), passback_params=json.dumps(passback_params) ) result = {'type': self.p_type, 'url': "https://openapi.alipay.com/gateway.do?%s" % order_string, 'out_trade_no': out_trade_no} logger.info(f"支付宝支付连接生成成功 {result}") return result def valid_order(self, request): data = request.data.copy().dict() signature = data.pop("sign") success = self.alipay.verify(data, signature) if success and data["trade_status"] in ("TRADE_SUCCESS", "TRADE_FINISHED"): logger.info(f"付款成功,等待下一步验证 {data}") app_id = data.get("app_id", "") if app_id == self.ali_config.get("APP_ID"): out_trade_no = data.get("out_trade_no", "") # 服务器订单号 passback_params = data.get("passback_params", "") if passback_params: ext_parms = json.loads(passback_params) user_id = ext_parms.get("user_id") payment_number = data.get("trade_no", "") return update_order_info(user_id, out_trade_no, payment_number, 1) else: logger.error(f"passback_params {passback_params} user_id not exists") else: logger.error(f"APP_ID 校验失败 response: {app_id} server: {self.ali_config.get('APP_ID')}") return False def update_order_status(self, out_trade_no): data = self.alipay.api_alipay_trade_query(out_trade_no=out_trade_no) code = data.get("code", '') logger.info(f"out_trade_no: {out_trade_no} info:{data}") if code == '10000': trade_status = data.get("trade_status", '') if trade_status in ['TRADE_SUCCESS']: update_order_status(out_trade_no, 0) elif trade_status in ['WAIT_BUYER_PAY']: update_order_status(out_trade_no, 2) elif code == '40004': update_order_status(out_trade_no, 1)