支付的那些套路(支付宝扫码篇)

支付宝扫码须要开通特定权限,拼接参数有些许不一样,页面上的二维码若是是内嵌的就让H5本身去生成,订单和请求字符串服务端生成:ui

Map<String, String> paramMap = new HashMap<String, String>();
            paramMap.put("service",PayPropertiesUtils.getString("alipay.scanCodePay.service"));
            paramMap.put("partner",PayPropertiesUtils.getString("alipay.scanCodePay.partner"));
            paramMap.put("_input_charset",PayPropertiesUtils.getString("alipay.inputCharset"));
            paramMap.put("notify_url",PayPropertiesUtils.getString("alipay.scanCodePay.notifyUrl"));
            if(StringUtils.isBlank(payExtendVo.getReturnUrl())) {
                if(!StringUtils.isBlank(paymentTypeEnum.getReturnUrlPropName())) {
                    paramMap.put("return_url",PayPropertiesUtils.getString(paymentTypeEnum.getReturnUrlPropName()));
                }
            } else {
                paramMap.put("return_url",payExtendVo.getReturnUrl());
            }
            paramMap.put("out_trade_no",payExtendVo.getOrderId());
            paramMap.put("subject", GlobalConstants.PAY_PRODUCT_NAME);
            paramMap.put("payment_type", PayPropertiesUtils.getString("alipay.scanCodePay.paymentType"));
            paramMap.put("total_fee", String.valueOf(payExtendVo.getPayAmount()));
            paramMap.put("seller_id", PayPropertiesUtils.getString("alipay.scanCodePay.partner"));
            paramMap.put("seller_email", PayPropertiesUtils.getString("alipay.scanCodePay.sellerEmail"));
            paramMap.put("body", GlobalConstants.PAY_PRODUCT_NAME);
            //show_url 收银台页面上,商品展现的超连接。可空
            //paymethod 取值范围: creditPay(信用支付) directPay(余额支付) 若是不设置,默认识别为余额支付。
            //enable_paymethod 支付渠道 用于控制收银台支付渠道显示,该值的取值范围请参见支付渠道。 可支持多种支付渠道显示,以“^”分隔。可空
            //anti_phishing_key 防钓鱼时间戳
            //exter_invoke_ip 防钓鱼保护时必填写
            //extra_common_param 公用回传参数 可控
            //token  若是开通了快捷登陆产品,则须要填写;若是没有开通,则为空。
            //need_buyer_realnamed 是否须要买家实名认证 T表示须要买家实名认证; 不传或者传其它值表示不须要买家实名认证。可空
            //hb_fq_param 花呗分期参数
            paramMap.put("it_b_pay", PayPropertiesUtils.getString("alipay.scanCodePay.itBPay"));
            paramMap.put("qr_pay_mode", PayPropertiesUtils.getString("alipay.scanCodePay.qrPayMode"));
            //商户自定二维码宽度 当qr_pay_mode=4时,该参数生效。
            if(StringUtils.isNotBlank(payExtendVo.getQrcodeWidth())) {
                paramMap.put("qrcode_width",payExtendVo.getQrcodeWidth());
            }
            paramMap.put("goods_type",PayPropertiesUtils.getString("alipay.scanCodePay.goodsType"));
            logger.info("alipayScanCodePayService----thridPartyPayCall-----");
            //去除空值
            Map<String,String> signMap = AlipayCore.paraAppFilter(paramMap);
            //生成签名
            String sign = Signature.buildRequestMysign(signMap,PayPropertiesUtils.getString("alipay.scanCodePay.signType"), PayPropertiesUtils.getString("alipay.scanCodePay.md5Key"));
            signMap.put("sign",sign);
            logger.info("alipayScanCodePayService----thridPartyPayCall-----sign="+sign);
            //获取业务参数串
            String payReqStr = PayPropertiesUtils.getString("alipay.scanCodePay.requestUrl") + AlipayCore.createLinkString(signMap);
            logger.info("alipayScanCodePayService----thridPartyPayCall-----payReqStr=" + payReqStr);
            Map returnMap = new HashMap();
            returnMap.put("scanCodeUrl",payReqStr);
            returnMap.put("orderId",payExtendVo.getOrderId());
            returnMap.put("payAmount",tradeLog.getPayAmount());
            returnMap.put("income",tradeLog.getIncome());
            returnMap.put("rewardFanpiao",tradeLog.getRewardFanpiao());
            returnMap.put("incomeAmount",tradeLog.getIncomeAmount());
            resultBean.setData(returnMap);
      //存库

支付宝的回调跟手机端回调差很少:url

String tradeStatus = String.valueOf(thridPartyNotifyVo.getAlipayTradeStatus());
        try {
            Map<String, String> checkParamsMap = new HashMap<String,String>();
            Map requestParams = thridPartyNotifyVo.getAliPayRequestParamsMap();
            for (Iterator iter = requestParams.keySet().iterator(); iter.hasNext();) {
                String name = (String) iter.next();
                String[] values = (String[]) requestParams.get(name);
                String valueStr = "";
                for (int i = 0; i < values.length; i++) {
                    valueStr = (i == values.length - 1) ? valueStr + values[i]
                            : valueStr + values[i] + ",";
                }
                //乱码解决,这段代码在出现乱码时使用。若是mysign和sign不相等也能够使用这段代码转化
                //valueStr = new String(valueStr.getBytes("ISO-8859-1"), "gbk");
                checkParamsMap.put(name, valueStr);
            }

            if (AlipayNotify.verify(checkParamsMap,PayPropertiesUtils.getString("alipay.scanCodePay.signType"),PayPropertiesUtils.getString("alipay.scanCodePay.md5Key"))) { //验证响应请求正确
                if(!"TRADE_FINISHED".equals(tradeStatus) && !"TRADE_SUCCESS".equals(tradeStatus)) { //支付失败
                    resultBean = new ResultBean(ResultCode.PayAlipayNotifyIsPayFail.get_code(),ResultCode.PayAlipayNotifyIsPayFail.getMsg()+";返回误码:"+tradeStatus, NOTFIY_EXCEPTION_IS_HANDLER);
                }
            } else {
                resultBean = new ResultBean(ResultCode.UNSUCCESS.get_code(),ResultCode.PayAlipayNotifyIsNotValidUrl.getMsg()+";返回码:"+tradeStatus, NOTFIY_EXCEPTION_IS_NOT_HANDLER);
            }
//更余额

最后别忘了返回支付宝一个success,要不他一直发code

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