支付宝Python版SDK.docx

支付宝Python版SDK作者:邓占国# -*- coding:utf-8 -*-#-# alipay python sdk# 版本: Python 2.6, 2.7# 第三方库: requests, rsa# 包含支付宝配置信息,业务流程处理,函数# QQ:1454378241 divt#-RES_INFO = 9 #异常配置信息调试时请替换为自己的支付宝信息,测试key是错的,修改时请注意格式RSA_ALIPAY_PUBLIC = -BEGIN PUBLIC KEY-MIGfMA0GCSqGSIb3DQEBAQUAA4GNA5234535fasfsadfasfdsafPdyPuBV64bfQNN1PjbCzkIM6qRdKBoLPXmKKMiFYnkd6rAoprih3/PrQEB/VsW8OoM8fxn67UDYuyBTqA23MML9q1+ilIZwBC2AQ2UBVOrFXfFl75p6/B5KsiNG9zpgmLCUYuLkxpLQIDAQAB-END PUBLIC KEY-#商户私钥RSA_PRIVATE =-BEGIN RSA PRIVATE KEY-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-END RSA PRIVATE KEY-RSA_PUBLIC = -BEGIN PUBLIC KEY-MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCslpBgJhEFGG54Dn9oTz4IVA4D2F4/mx+IinE783+53455343435543dfgdfsaddfmh9wqR+AjFKLnAWwoOPZb0lDeHyrBviUuoj6Slfsafdbx3Mc0wCq3CJKKGR4ELxNMXgdbBJP0FK7K3qLqQRIqPeCkSrwUAhZL/6pPuyt6zwIDAQAB-END PUBLIC KEY-partner_id = 200854646465465 #支付宝商家后台的合作商IDkey = x6lmikee5cfkpv0sicx3i24qpa3yggdk # 支付宝商家后台的密钥管理-安全校验码(Key)alipay_account= #支付宝商家的支付宝邮箱class AlipayHandler(tornado.web.RequestHandler): tornado.web.asynchronous def post(self): self.set_header(Content-Type, application/json; charset=UTF-8) try: (alipay_body:%s % self.request.arguments) res = args = self.request.arguments # 支付宝通知内容 for k, v in args.items(): argsk = v0 check_sign = params_to_string(args) params = string_to_dict(check_sign) sign = paramssign # 支付宝通知的sign params = params_filter(params) signature_str = params_to_verify_string(params,quotes=False,reverse=False) # 获取到要验证签名的串 check_res = check_ali_sign(signature_str,sign) # 验签 if check_res = False: res = fail # 这里是去访问支付宝验证订单是否正常 res = verify_from_gateway(partner: partner_id, notify_id: paramsnotify_id) if res = False: res = fail trade_status = paramstrade_status # 支付宝交易状态 out_trade_no = paramsout_trade_no # 系统订单NO. alipay_order = paramstrade_no # 支付宝的订单NO. total_fee = paramstotal_fee # 支付总额 #-# 付款完成后业务逻辑#- if trade_status = TRADE_SUCCESS:# 支付成功 # 这里处理订单付款成功后的逻辑 res = success if trade_status = TRADE_FINISHED:# 交易成功 return if trade_status = WAIT_BUYER_PAY:# 交易创建 res = success if trade_status = TRADE_CLOSED:# 退款会回调这里 res = success except: logger.error(uAlipay notice have a error, exc_info=True) res = RES_INFO self.finish(res) #-# 处理函数# -def params_to_string(params, quotes=False, reverse=False): 生成需要签名的字符串 :param params: :return: :param params: :return: query = for key in sorted(params.keys(), reverse=reverse): value = paramskey if quotes = True: query += str(key) + = + str(value) + & else: query += str(key) + = + str(value) + & query = query0:-1 return querydef string_to_dict(query): 将string转换成字典 :param query: :return: res = k_v_pairs = query.split(&) for item in k_v_pairs: sp_item = item.split(=, 1) #注意这里，因为sign秘钥里面肯定包含=符号，所以splint一次就可以了 key = sp_item0 value = sp_item1 reskey = value return resdef params_filter(params): 去掉不需要验证前面的参数 :param params: :return: :param params: :return: ret = for key, value in params.items(): if key = sign or key = sign_type or value = : continue retkey = value return retdef params_to_verify_string(params, quotes=False, reverse=False): 生成需要签名的字符串 :param params: :return: :param params: :return: query = for key in sorted(params.keys(), reverse=reverse): value = paramskey if quotes = True: query += str(key) + = + str(value) + & else: query += str(key) + = + str(value) + & query = query0:-1 return querydef verify_from_gateway(params_dict): 从支付宝网关验证通知是否合法 :param params_dict: :return: ali_gateway_url = /gateway.do?service=notify_verify&partner=%(partner)d¬ify_id=%(notify_id)s notify_id = params_dictnotify_id partner = partner_id ali_gateway_url = ali_gateway_url % partner: partner, notify_id: notify_id cafile = cacert.pem # http:/curl.haxx.se/ca/cacert.pem # 这里注意一下，如果你的python版本是2.6请求支付宝时会报错，请使用以下python 2.6的格式 # SSLError: Errno 1 _ssl.c:492: error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed # requests.get(ali_gateway_u