package com.mzl.flower.utils.alipay;
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import java.io.UnsupportedEncodingException;
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import java.net.URLEncoder;
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import java.text.SimpleDateFormat;
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import java.util.*;
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/**
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* 2.0 订单串本地签名逻辑
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* 注意：本 Demo 仅作为展示用途，实际项目中不能将 RSA_PRIVATE 和签名逻辑放在客户端进行！
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*/
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public class OrderInfoUtil2_0 {
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// 获取当前时间并格式化
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static SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.getDefault());
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/**
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* 构造授权参数列表
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*
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* @param pid
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* @param app_id
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* @param target_id
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* @return
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*/
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public static Map<String, String> buildAuthInfoMap(String pid, String app_id, String target_id, boolean rsa2) {
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Map<String, String> keyValues = new HashMap<String, String>();
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// 商户签约拿到的app_id，如：2013081700024223
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keyValues.put("app_id", app_id);
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// 商户签约拿到的pid，如：2088102123816631
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keyValues.put("pid", pid);
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// 服务接口名称， 固定值
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keyValues.put("apiname", "com.alipay.account.auth");
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// 服务接口名称， 固定值
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keyValues.put("methodname", "alipay.open.auth.sdk.code.get");
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// 商户类型标识， 固定值
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keyValues.put("app_name", "mc");
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// 业务类型， 固定值
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keyValues.put("biz_type", "openservice");
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// 产品码， 固定值
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keyValues.put("product_id", "APP_FAST_LOGIN");
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// 授权范围， 固定值
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keyValues.put("scope", "kuaijie");
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// 商户唯一标识，如：kkkkk091125
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keyValues.put("target_id", target_id);
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// 授权类型， 固定值
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keyValues.put("auth_type", "AUTHACCOUNT");
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// 签名类型
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keyValues.put("sign_type", rsa2 ? "RSA2" : "RSA");
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return keyValues;
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}
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/**
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* 构造支付订单参数列表
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*/
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public static Map<String, String> buildOrderParamMapTest(String app_id, boolean rsa2) {
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String timestamp = format.format(new Date());
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Map<String, String> keyValues = new TreeMap<>();
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keyValues.put("app_id", app_id);
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keyValues.put("biz_content", "{\"timeout_express\":\"30m\",\"product_code\":\"QUICK_MSECURITY_PAY\",\"total_amount\":\"0.01\",\"subject\":\"1\",\"body\":\"我是测试数据\",\"out_trade_no\":\"" + getOutTradeNo() + "\"}");
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keyValues.put("charset", "utf-8");
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keyValues.put("method", "alipay.trade.app.pay");
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keyValues.put("sign_type", rsa2 ? "RSA2" : "RSA");
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keyValues.put("timestamp", timestamp);
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keyValues.put("version", "1.0");
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return keyValues;
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}
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/**
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* 构造支付订单参数列表
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*/
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public static Map<String, String> buildOrderParamMap(String app_id, boolean rsa2, String bizContent) {
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String timestamp = format.format(new Date());
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Map<String, String> keyValues = new TreeMap<String, String>();
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keyValues.put("app_id", app_id);
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keyValues.put("biz_content", bizContent);
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keyValues.put("charset", "utf-8");
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keyValues.put("method", "alipay.trade.app.pay");
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keyValues.put("sign_type", rsa2 ? "RSA2" : "RSA");
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keyValues.put("timestamp", timestamp);
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keyValues.put("version", "1.0");
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return keyValues;
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}
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/**
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* 构造支付订单参数信息
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*
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* @param map
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* 支付订单参数
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* @return
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*/
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public static String buildOrderParam(Map<String, String> map) {
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List<String> keys = new ArrayList<String>(map.keySet());
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StringBuilder sb = new StringBuilder();
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for (int i = 0; i < keys.size() - 1; i++) {
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String key = keys.get(i);
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String value = map.get(key);
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sb.append(buildKeyValue(key, value, true));
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sb.append("&");
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}
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String tailKey = keys.get(keys.size() - 1);
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String tailValue = map.get(tailKey);
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sb.append(buildKeyValue(tailKey, tailValue, true));
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return sb.toString();
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}
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/**
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* 拼接键值对
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*
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* @param key
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* @param value
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* @param isEncode
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* @return
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*/
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private static String buildKeyValue(String key, String value, boolean isEncode) {
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StringBuilder sb = new StringBuilder();
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sb.append(key);
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sb.append("=");
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if (isEncode) {
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try {
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sb.append(URLEncoder.encode(value, "UTF-8"));
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} catch (UnsupportedEncodingException e) {
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sb.append(value);
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}
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} else {
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sb.append(value);
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}
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return sb.toString();
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}
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/**
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* 对支付参数信息进行签名
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*
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* @param map
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* 待签名授权信息
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*
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* @return
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*/
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public static String getSign(Map<String, String> map, String rsaKey, boolean rsa2) {
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List<String> keys = new ArrayList<String>(map.keySet());
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// key排序
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Collections.sort(keys);
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StringBuilder authInfo = new StringBuilder();
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for (int i = 0; i < keys.size() - 1; i++) {
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String key = keys.get(i);
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String value = map.get(key);
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authInfo.append(buildKeyValue(key, value, false));
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authInfo.append("&");
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}
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String tailKey = keys.get(keys.size() - 1);
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String tailValue = map.get(tailKey);
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authInfo.append(buildKeyValue(tailKey, tailValue, false));
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String oriSign = SignUtils.sign(authInfo.toString(), rsaKey, rsa2);
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String encodedSign = "";
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try {
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encodedSign = URLEncoder.encode(oriSign, "UTF-8");
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} catch (UnsupportedEncodingException e) {
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e.printStackTrace();
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}
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return "sign=" + encodedSign;
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}
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/**
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* 要求外部订单号必须唯一。
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* @return
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*/
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public static String getOutTradeNo() {
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SimpleDateFormat format = new SimpleDateFormat("YYYYMMddHHmmss", Locale.getDefault());
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Date date = new Date();
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String key = format.format(date);
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Random r = new Random();
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key = key + r.nextInt();
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key = key.substring(0, 15);
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return key;
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}
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}
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