字節(jié)跳動集成支付寶支付

文檔地址

收銀臺(字節(jié)跳動小程序)接入文檔:microapp.bytedance.com/docs/paymen…

字節(jié)跳動小程序官方開發(fā)文檔 :www.w3cschool.cn/microapp/mi…

抖音小程序入口介紹:forum.microapp.bytedance.com/topic/1265

申請開通支付

申請開通支付功能時,需要在小程序開發(fā)者的后臺提交申請, 如下圖所示,并且提供以下資料:

商戶名稱(公司名稱)

法人姓名

渠道支付的業(yè)務場景(暫時只支持支付寶App支付,未來會支持微信支付等更多支付方式)

支付類型(開發(fā)者勾選):虛擬支付 實物支付

渠道密鑰類型(開發(fā)者勾選):RSA2 RSA

支付場景描述(描述會使用支付的場景,注意iOS上虛擬物品不支持使用支付寶/微信支付,有虛擬物品支付的開發(fā)者,只能在安卓端上使用支付功能)


image.png

審核通過以后就能夠在小程序開發(fā)者后臺查看分配的支付app_id、支付秘鑰secret和商戶號(merchant_id)


image.png

1、先接入支付寶的app支付,接入文檔:docs.open.alipay.com/204/105297/ 快速簽名教程:docs.open.alipay.com/291/105972 登錄支付寶開放平臺保證創(chuàng)建的應用app支付已簽約

image.png

回調(diào)通知參數(shù)說明 :docs.open.alipay.com/204/105301/ 代碼如下

代碼內(nèi)容

package com.austin.microapp.common.alipay;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.domain.AlipayTradeAppPayModel;
import com.alipay.api.internal.util.AlipaySignature;
import com.alipay.api.request.AlipayTradeAppPayRequest;
import com.alipay.api.response.AlipayTradeAppPayResponse;
import com.austin.microapp.common.utils.CommonUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

/**
 * @description
 */
public class Alipaytrade {

    private static Logger logger = LoggerFactory.getLogger(Alipaytrade.class);

    //簽名方式
    private static final String SIGN_TYPE = "RSA2";
    //編碼格式
    private static final String CHARSET = "utf-8";

    public static String appPay(String totalAmount) {
        String APP_ID="支付寶應用的appid";
        String APP_PRIVATE_KEY="支付寶應用私鑰,就是用支付寶工具生成的私鑰";
        String ALIPAY_PUBLIC_KEY="支付寶公鑰,就是在支付寶后臺上傳完公鑰后生成的支付寶公鑰";
        //簽名方式
        String sign_type="RSA2";
        //編碼格式
        String CHARSET="utf-8";
        //正式環(huán)境支付寶網(wǎng)關,如果是沙箱環(huán)境需更改成https://openapi.alipaydev.com/gateway.do
        String url="https://openapi.alipay.com/gateway.do";
        //實例化客戶端
        AlipayClient alipayClient = new DefaultAlipayClient(url, APP_ID, APP_PRIVATE_KEY, "json", CHARSET, ALIPAY_PUBLIC_KEY,sign_type);
        //實例化具體API對應的request類,類名稱和接口名稱對應,當前調(diào)用接口名稱:alipay.trade.app.pay
        AlipayTradeAppPayRequest request = new AlipayTradeAppPayRequest();
        //SDK已經(jīng)封裝掉了公共參數(shù),這里只需要傳入業(yè)務參數(shù)。以下方法為sdk的model入?yún)⒎绞?model和biz_content同時存在的情況下取biz_content)。
        AlipayTradeAppPayModel model = new AlipayTradeAppPayModel();
        model.setBody("我是測試數(shù)據(jù)");
        //請保證OutTradeNo值每次保證唯一
        model.setOutTradeNo(CommonUtil.getOrderNo());
        model.setSubject("字節(jié)跳動-訂單編號"+model.getOutTradeNo());
        model.setTimeoutExpress("30m");
        model.setTotalAmount("0.01");
        model.setProductCode("QUICK_MSECURITY_PAY");
        request.setBizModel(model);
        request.setNotifyUrl("商戶外網(wǎng)可以訪問的異步地址");
        try {
            //這里和普通的接口調(diào)用不同,使用的是sdkExecute
            AlipayTradeAppPayResponse response = alipayClient.sdkExecute(request);
            //就是orderString 可以直接給客戶端請求,無需再做處理。
            String result = response.getBody();
            //就是orderString 可以直接給客戶端請求,無需再做處理。
            System.out.println(result);
            return result;
        } catch (AlipayApiException e) {
            e.printStackTrace();
        }
        return "";
    }

    /**
     * 支付寶支付回調(diào)
     * @param alipayPublicKey
     * @param request
     * @return
     */
    public static String AlipayCallBack(String alipayPublicKey,HttpServletRequest request) {
        Map<String, String> result = new HashMap<String, String>();
        Map requestParams = request.getParameterMap();
        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] + ",";
            }
            //亂碼解決,這段代碼在出現(xiàn)亂碼時使用。
            //valueStr = new String(valueStr.getBytes("ISO-8859-1"), "utf-8");
            result.put(name, valueStr);
        }

        String outTradeNo = result.get("out_trade_no");
        String appId = result.get("app_id");
        String sellerId = result.get("out_trade_no");
        String totalAmount = result.get("total_amount");
        logger.info("outTradeNo=={},appId=={},sellerId=={},totalAmount=={}",outTradeNo,appId,sellerId,totalAmount);
        //切記alipaypublickey是支付寶的公鑰,請去open.alipay.com對應應用下查看。
        //boolean AlipaySignature.rsaCheckV1(Map<String, String> params, String publicKey, String charset, String sign_type)
        try {
            boolean flag = AlipaySignature.rsaCheckV1(result, alipayPublicKey, CHARSET, SIGN_TYPE);
            if (flag) {
                return "success";
            } else {
                return "failure";
            }
        } catch (AlipayApiException e) {
            e.printStackTrace();
            return "failure";
        }
    }

    public static void main(String[] args) {
//        appPay("0.01");
    }
}

2、字節(jié)跳動接入支付寶支付 注意:


image.png

total_amount參數(shù)是Long,分為單位, 發(fā)送請求時Content-Type為application/x-www-form-urlencoded

HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
            conn.setSSLSocketFactory(ssf);
            conn.setDoOutput(true);
            conn.setDoInput(true);
            conn.setUseCaches(false);
            // 設置請求方式(GET/POST)
            conn.setRequestMethod(requestMethod);
            conn.setRequestProperty("content-type", "application/x-www-form-urlencoded");
package com.austin.microapp.common.toutiao;

import com.austin.microapp.common.alipay.Alipaytrade;
import com.austin.microapp.common.utils.AESDecodeUtils;
import com.austin.microapp.common.utils.CommonUtil;
import com.austin.microapp.common.utils.PayCommonUtil;
import net.sf.json.JSONObject;
import org.apache.tomcat.util.codec.binary.Base64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.*;

/**
 * @description
 */
public class TouTiaoMicroApp {

    private static Logger logger = LoggerFactory.getLogger(TouTiaoMicroApp.class);

    /**
     * 通過login接口獲取到登錄憑證后,開發(fā)者可以通過服務器發(fā)送請求的方式獲取session_key和openId
     * https://developer.toutiao.com/docs/server/auth/jscode2session.html
     * @param appid
     * @param appSecrect
     * @param code
     * @return
     */
    public static JSONObject jscode2session(String appid, String appSecrect, String code) {
        String strUrl = TouTiaoMicroAppUrls.JSCODE2_SESSION + "?appid=" + appid + "&secret=" + appSecrect + "&code=" + code;
        JSONObject result = JSONObject.fromObject(CommonUtil.httpsRequest(strUrl, "GET", null));
        logger.info("jscode2session result==={}", result);
        return result;
    }

    /**
     * 獲取手機號
     * https://developer.toutiao.com/docs/comp/getPhoneNumber.html
     * @param appid
     * @param appSecrect
     * @param code
     * @param encryptedData
     * @param iv
     * @return
     */
    public static JSONObject getPhoneNumber(String appid, String appSecrect, String code, String encryptedData, String iv) {
        JSONObject jsonObject = jscode2session(appid, appSecrect, code);
        byte[] encrypData = Base64.decodeBase64(encryptedData);
        byte[] ivData = Base64.decodeBase64(iv);
        byte[] sessionKey = Base64.decodeBase64(jsonObject.getString("session_key"));
        try {
            String str = AESDecodeUtils.decrypt(sessionKey, ivData, encrypData);
            JSONObject result = JSONObject.fromObject(str);
            logger.info("getPhoneNumber result==={}", result);
            return result;
        } catch (Exception e) {
            e.printStackTrace();
            logger.error("error==={}", e.getMessage());
            return null;
        }
    }

    /**
     * https://developer.toutiao.com/docs/payment/#給開發(fā)者使用的服務端下單接口
     * https://developer.toutiao.com/docs/open/requestPayment.html#輸入
     * @param
     * @return
     */
    public static JSONObject payment() {
        Map<String, Object> parameters = new HashMap<>();
        //支付分配給業(yè)務方的ID,用于獲取簽名/驗簽的密鑰信息,不是小程序appid
        parameters.put("app_id", "支付分配給業(yè)務方的appid");
        //接口名稱
        parameters.put("method", "tp.trade.create");
        //僅支持JSON
        parameters.put("format", "JSON");
        //請求使用的編碼格式,如utf-8、gbk、gb2312等,目前只支持utf-8
        parameters.put("charset", "utf-8");
        //商戶生成簽名字符串所使用的簽名算法類型,目前支持MD5 RSA2
        parameters.put("sign_type", "MD5");
        //發(fā)送請求的時間,發(fā)送請求的時間,長整型的時間戳,單位是秒
        parameters.put("timestamp", Long.toString(System.currentTimeMillis() / 1000));
        //調(diào)用的接口版本,固定為:1.0
        parameters.put("version", "1.0");
        //請求參數(shù)的集合,最大長度不限,除公共參數(shù)外所有請求參數(shù)都必須放在這個參數(shù)中傳遞,json格式
        Map<String, Object> bizContent = new HashMap<>();
        //訂單號

        bizContent.put("out_order_no", Long.toString(System.currentTimeMillis()));
        //唯一標識用戶的id,小程序開發(fā)者請傳open_id。open_id獲取方法
        bizContent.put("uid", "小程序用戶open_id");
        //小程序開發(fā)者可不傳,請忽略
//        bizContent.put("uid_type","");
        //支付分配給業(yè)務方的商戶號
        bizContent.put("merchant_id", "支付分配給業(yè)務方的商戶號");
        //金額,分為單位,應傳整型
        bizContent.put("total_amount", 1);
        //幣種
        bizContent.put("currency", "CNY");
        //商戶訂單名稱
        bizContent.put("subject", "商戶訂單名稱");
        //商戶訂單詳情
        bizContent.put("body", "支付寶支付");
        //折扣 格式(3段):訂單號^金額^方式|訂單號^金額^方式。 方式目前僅支持紅包: coupon如:423423^1^coupon。 可選,目前暫不支持
//        bizContent.put("pay_discount","combine");
        //下單時間戳,unix時間戳
        bizContent.put("trade_time", Long.toString(System.currentTimeMillis() / 1000));
        //訂單有效時間(單位 秒)
        bizContent.put("valid_time", "180");
        //服務器異步通知http地址,請?zhí)钪Ц秾毾聠谓涌趯漠惒酵ㄖ猽rl
        bizContent.put("notify_url", "服務器異步通知http地址,請?zhí)钪Ц秾毾聠谓涌趯漠惒酵ㄖ猽rl");
        //平臺手續(xù)費
//        bizContent.put("service_fee","");
        //風控信息,標準的json字符串格式,目前需要傳入用戶的真實ip: "{"ip":"123.123.123.1"}" "{\"ip\":" + 獲取Ip地址+ "}"
        Map<String, Object> riskInfo = new HashMap<>();
        riskInfo.put("ip","123.123.123.1");
        com.alibaba.fastjson.JSONObject ipJson = new com.alibaba.fastjson.JSONObject(riskInfo);
        bizContent.put("risk_info", ipJson);

        //biz_content是請求參數(shù)的集合,最大長度不限,除公共參數(shù)外所有請求參數(shù)都必須放在這個參數(shù)中傳遞,json格式
        com.alibaba.fastjson.JSONObject bizContentJson = new com.alibaba.fastjson.JSONObject(bizContent);
        parameters.put("biz_content", bizContentJson.toString());

        String sign = PayCommonUtil.toutiaoAlipaySign(parameters, "支付分配給業(yè)務方秘鑰secret");
        //商戶請求參數(shù)的簽名串,詳見簽名方法
//        parameters.put("sign", sign);
        String requestParam = PayCommonUtil.toutiaoAlipaySign(parameters,null)+"&sign="+sign;
        String result = CommonUtil.httpsRequest(TouTiaoMicroAppUrls.PAYMENT, "POST", requestParam);

        Map<String, Object> payParams = new HashMap<String, Object>();
        payParams.put("app_id","支付分配給業(yè)務方的appid");
        payParams.put("sign_type","MD5");
        payParams.put("timestamp",Long.toString(System.currentTimeMillis()/1000));

        JSONObject jsonObject = JSONObject.fromObject(result);

        String sign2 = jsonObject.getString("sign");
        logger.info("payment sign2==={}",sign2);

        JSONObject data = JSONObject.fromObject(jsonObject.getString("response"));

        String code = data.getString("code");
        String msg = data.getString("msg");
        String tradeNo = data.getString("trade_no");

        logger.info("payment code==={},msg==={},trade_no==={}",code,msg,tradeNo);

        payParams.put("trade_no",tradeNo);
        payParams.put("merchant_id","支付分配給業(yè)務方的商戶號");
        payParams.put("uid","小程序用戶open_id");
        payParams.put("total_amount",1);

        //獲取調(diào)起支付寶支付的url,如:alipay_sdk=alipay-sdk-java-3.7.4.ALL&app_id=2018041302549907&biz_content=%7B%22body%22%3A%22novel%22%2C%22subject%22%3A%22%E6%B5%8B%E8%AF%95%E7%9A%84%E5%95%86%E5%93%81%22%2C%22out_trade_no%22%3A%22201808211756233909095950%22%2C%22timeout_express%22%3A%2230m%22%2C%22total_amount%22%3A%220.01%22%2C%22seller_id%22%3A%22jrtoutiaoyxgs%40bytedance.com%22%2C%22product_code%22%3A%22QUICK_MSECURITY_PAY%22%7D&charset=utf-8&format=JSON&method=alipay.trade.app.pay&notify_url=https%3A%2F%2Ftp-pay-test.snssdk.com%2Fcallback%2Fali_pay&sign=ZfVkvu%2FSzBqFuqQMgr6MvsXomlr6BCuz7GYDnpsxd3SLVfCssV0q2cnxZyfjh%2FY%2Bk7PO1IeEl4rppQg%2FXgRuIqMXyKdhmigj4oPdQVJEkbSQEcCW4m8mwpXLNjlLH%2FHae3u3hjrMDVPuVXeIxjoq1NLPXy09GY5u1MX8E2lkn8xtmOxA2cXXRIrAa8gTplUoXWkSSkZMgvSTzQ9RjRmlKtK4nERdDWh5RBXLNDU%2FD2FfqIeZuLNZh%2BW8j4dYGtPDm9nWYRz0tLizJDm6E76aTM3qvLi0havCCrHgxZ5d8tVN7GNztA6olbGOiXubEGUq4yBqCojiALEEVpKqfQdZGQ%3D%3D&sign_type=RSA2&timestamp=2018-08-21+17%3A56%3A24&version=1.0
        String paramsUrl = Alipaytrade.appPay(null);

        //拼接在字節(jié)跳動小程序調(diào)起支付寶支付所需參數(shù)返回給前端
        Map<String, Object> params = new HashMap<>();
        params.put("url",paramsUrl);
        com.alibaba.fastjson.JSONObject url = new com.alibaba.fastjson.JSONObject(params);
        payParams.put("params",url);
        String paySign = PayCommonUtil.toutiaoAlipaySign(payParams,"支付分配給業(yè)務方秘鑰secret");

        payParams.put("method","tp.trade.confirm");
        payParams.put("sign",paySign);

        payParams.put("riskInfoIp","123.123.123.1");
        payParams.put("paramsUrl",paramsUrl);

        payParams.put("pay_channel","ALIPAY_NO_SIGN");
        payParams.put("pay_type","ALIPAY_APP");
        logger.info("前端調(diào)起支付寶支付所需參數(shù)payParams==={}",payParams);
        System.out.println("JSONObject="+JSONObject.fromObject(payParams));
        return JSONObject.fromObject(payParams);
    }

    public static void main(String[] args) {
        payment();
    }

測試 前端調(diào)用

defaultTapPay() {
    tt.requestPayment({
    data: {
        app_id: '支付分配給業(yè)務方的appid',
        method: 'tp.trade.confirm',
        sign: '后臺返回的簽名',
        sign_type: 'MD5',
        timestamp: '1564924929',
        trade_no: '字節(jié)跳動',
        merchant_id: '支付分配給業(yè)務方的商戶號',
        uid: '小程序用戶open_id',
        total_amount: 1,
        risk_info:JSON.stringify({
            ip: '123.123.123.1'
        }),
        pay_channel: 'ALIPAY_NO_SIGN',
        pay_type: 'ALIPAY_APP',
        params: JSON.stringify({
            // 如果是新版支付寶,url 示例:
            url: 'alipay_sdk=alipay-sdk-java-3.7.4.ALL&app_id=2018041302549907&biz_content=%7B%22body%22%3A%22novel%22%2C%22subject%22%3A%22%E6%B5%8B%E8%AF%95%E7%9A%84%E5%95%86%E5%93%81%22%2C%22out_trade_no%22%3A%22201808211756233909095950%22%2C%22timeout_express%22%3A%2230m%22%2C%22total_amount%22%3A%220.01%22%2C%22seller_id%22%3A%22jrtoutiaoyxgs%40bytedance.com%22%2C%22product_code%22%3A%22QUICK_MSECURITY_PAY%22%7D&charset=utf-8&format=JSON&method=alipay.trade.app.pay&notify_url=https%3A%2F%2Ftp-pay-test.snssdk.com%2Fcallback%2Fali_pay&sign=ZfVkvu%2FSzBqFuqQMgr6MvsXomlr6BCuz7GYDnpsxd3SLVfCssV0q2cnxZyfjh%2FY%2Bk7PO1IeEl4rppQg%2FXgRuIqMXyKdhmigj4oPdQVJEkbSQEcCW4m8mwpXLNjlLH%2FHae3u3hjrMDVPuVXeIxjoq1NLPXy09GY5u1MX8E2lkn8xtmOxA2cXXRIrAa8gTplUoXWkSSkZMgvSTzQ9RjRmlKtK4nERdDWh5RBXLNDU%2FD2FfqIeZuLNZh%2BW8j4dYGtPDm9nWYRz0tLizJDm6E76aTM3qvLi0havCCrHgxZ5d8tVN7GNztA6olbGOiXubEGUq4yBqCojiALEEVpKqfQdZGQ%3D%3D&sign_type=RSA2&timestamp=2018-08-21+17%3A56%3A24&version=1.0'
            // 如果是老版支付寶,url 示例:
            //url: '_input_charset=\"utf-8\"&body=\"novel\"&it_b_pay=\"30m\"&notify_url=\"https://tp-pay-test.snssdk.com/callback/ali_pay\"&out_trade_no=\"201808211755020406852103\"&partner=\"2088801374045154\"&payment_type=\"1\"&seller_id=\"adsense@bytedance.com\"&service=\"mobile.securitypay.pay\"&subject=\"測試的商品\"&total_fee=\"0.01\"&sign=\"RGdwAoCy5DsjdFBdtrN9WzdYtyZGlUHn8dbAQVQsIPidLTR9s%2BCVtAj%2BtYzL8oAHP0IXJZw8U6EGlyA2MG2ZxhJRI1N1RhDMZOz56eAXO%2FITZYiGSB01hkhx9yhqmWAUJQfUMRHJZswS1DEpwam1JfaoahZ%2Bf%2FEE%2FkvG6ma67t4%3D\"&sign_type=\"RSA\"'
        }),
    },
    success (res) {
        console.log('success===',res);
    },
    fail (res) {
        console.log('fail===',res);
    }
})
}
image.png
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