package org.yeshi.utils.wx;
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import org.apache.commons.httpclient.HttpClient;
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import org.apache.commons.httpclient.HttpException;
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import org.apache.commons.httpclient.methods.PostMethod;
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import org.yeshi.utils.HttpUtil;
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import org.yeshi.utils.StringUtil;
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import org.yeshi.utils.entity.wx.RedPackParams;
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import org.yeshi.utils.entity.wx.WXAPPInfo;
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import org.yeshi.utils.entity.wx.WXPlaceOrderParams;
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import org.yeshi.utils.exception.WXOrderException;
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import org.yeshi.utils.exception.WXPlaceOrderParamsException;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.UnsupportedEncodingException;
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import java.math.BigDecimal;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* 微信支付帮助类
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*
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* @author Administrator
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*
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*/
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public class WXPayUtil {
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private static String post(String url, String entity) {
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HttpClient client = new HttpClient();
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PostMethod method = new PostMethod(url);
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method.setRequestBody(entity);
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try {
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client.executeMethod(method);
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return method.getResponseBodyAsString();
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} catch (HttpException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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return "";
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}
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/**
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* 付款到零钱
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*
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* @param appId
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* @param openId
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* @param mchId
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* @param key
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* @param pwd
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* @param cert
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* @param orderNo
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* @param money
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* @param desc
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* @param ip
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* @return
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*/
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public static String payToOpenId(String appId, String openId, String mchId, String key, String pwd,
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InputStream cert, String orderNo, BigDecimal money, String desc, String ip) {
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Map<String, String> map = new HashMap<>();
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map.put("mch_appid", appId);
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map.put("mchid", mchId);
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map.put("nonce_str", StringUtil.getRandomCode(32));
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map.put("partner_trade_no", orderNo);
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map.put("openid", openId);
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map.put("check_name", "NO_CHECK");
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map.put("amount", money.multiply(new BigDecimal(100)).intValue() + "");
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map.put("desc", desc);
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map.put("spbill_create_ip", ip);
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map.put("sign", WXUtil.getSignMD5(map, key));
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String entity = WXUtil.loadWXMessage(map);
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try {
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String result = HttpUtil.httpsPost("https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers",
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entity, pwd, cert);
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System.out.println(result);
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return result;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* 发放微信红包
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*
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* @param params
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* @param pwd
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* @param cert
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* @return
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*/
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public static String redPackToOpenId(RedPackParams params, String pwd, InputStream cert) {
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// 转化成分
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BigDecimal money = params.getMoney();
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money = money.multiply(new BigDecimal(100)).setScale(0, BigDecimal.ROUND_DOWN);
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Map<String, String> map = new HashMap<>();
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map.put("nonce_str", StringUtil.getRandomCode(32));
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map.put("mch_billno", params.getBillno());
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map.put("mch_id", params.getMchId());
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map.put("wxappid", params.getWxappId());
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map.put("send_name", params.getSendName());
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map.put("re_openid", params.getOpenid());
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map.put("total_amount", money.toString());
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map.put("total_num", params.getTotalNum() + "");
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map.put("wishing", params.getWishing());
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map.put("client_ip", params.getClientIp());
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map.put("act_name", params.getActName());
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map.put("remark", params.getRemark());
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if (!StringUtil.isNullOrEmpty(params.getSceneId()))
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map.put("scene_id", params.getSceneId());
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if (!StringUtil.isNullOrEmpty(params.getRiskInfo()))
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map.put("risk_info", params.getRiskInfo());
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map.put("sign", WXUtil.getSignMD5(map, params.getKey()));
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String entity = WXUtil.loadWXMessage(map);
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try {
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String result = HttpUtil.httpsPost("https://api.mch.weixin.qq.com/mmpaymkttransfers/sendredpack", entity,
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pwd, cert);
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return result;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* 查询红包领取记录
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*
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* @param billno
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* 商户订单号
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* @param mchId
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* 商户号
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* @param key
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* @param appId
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* Appid
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* @param pwd
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* @param cert
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* @return
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*/
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public static String getRedPackRecord(String billno, String mchId, String appId, String key, String pwd,
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InputStream cert) {
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Map<String, String> map = new HashMap<>();
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map.put("mch_billno", billno);
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map.put("mch_id", mchId);
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map.put("wxappid", appId);
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map.put("bill_type", "MCHT");
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map.put("nonce_str", StringUtil.getRandomCode(32));
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map.put("sign", WXUtil.getSignMD5(map, key));
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String entity = WXUtil.loadWXMessage(map);
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try {
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String result = HttpUtil.httpsPost("https://api.mch.weixin.qq.com/mmpaymkttransfers/gethbinfo", entity, pwd,
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cert);
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return result;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* 微信支付统一下单
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*
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* @param params
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* @return
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* @throws WXPlaceOrderParamsException
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*/
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public static Map<String, String> produceOrder(WXPlaceOrderParams params) throws WXPlaceOrderParamsException {
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if (params == null)
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throw new WXPlaceOrderParamsException(1, "请传入下单参数");
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if (params.getApp() == null)
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throw new WXPlaceOrderParamsException(2, "请传入下单应用信息");
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if (StringUtil.isNullOrEmpty(params.getApp().getAppId()))
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throw new WXPlaceOrderParamsException(201, "请传入下单应用信息-appId");
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if (StringUtil.isNullOrEmpty(params.getApp().getAppSecret()))
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throw new WXPlaceOrderParamsException(202, "请传入下单应用信息-appSecret");
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if (StringUtil.isNullOrEmpty(params.getApp().getMchId()))
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throw new WXPlaceOrderParamsException(203, "请传入下单应用信息-mchId");
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if (StringUtil.isNullOrEmpty(params.getApp().getMchKey()))
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throw new WXPlaceOrderParamsException(204, "请传入下单应用信息-mchKey");
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if (StringUtil.isNullOrEmpty(params.getBody()))
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throw new WXPlaceOrderParamsException(3, "请传入body");
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if (StringUtil.isNullOrEmpty(params.getOrderNo()))
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throw new WXPlaceOrderParamsException(4, "请传入orderNo");
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if (params.getFee() == null)
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throw new WXPlaceOrderParamsException(5, "请传入fee");
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if (StringUtil.isNullOrEmpty(params.getIp()))
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throw new WXPlaceOrderParamsException(6, "请传入ip");
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if (StringUtil.isNullOrEmpty(params.getNotifyUrl()))
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throw new WXPlaceOrderParamsException(7, "请传入notifyUrl");
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if (StringUtil.isNullOrEmpty(params.getTradeType()))
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throw new WXPlaceOrderParamsException(8, "请传入tradeType");
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// if (StringUtil.isNullOrEmpty(params.getOpenId()))
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// throw new WXPlaceOrderParamsException(9, "请传入openId");
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Map<String, String> map = new HashMap<String, String>();
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map.put("appid", params.getApp().getAppId());
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map.put("mch_id", params.getApp().getMchId());
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map.put("nonce_str", StringUtil.getRandomCode(32));
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map.put("body", params.getBody());
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map.put("out_trade_no", params.getOrderNo());
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map.put("total_fee", "" + params.getFee().multiply(new BigDecimal(100)).intValue());
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map.put("spbill_create_ip", params.getIp());
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map.put("notify_url", params.getNotifyUrl());
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map.put("trade_type", params.getTradeType());
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if (!StringUtil.isNullOrEmpty(params.getOpenId()))
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map.put("openid", params.getOpenId());
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map.put("sign", WXUtil.getSignMD5(map, params.getApp().getMchKey()));
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String entity = WXUtil.loadWXMessage(map);
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String result = HttpUtil.post("https://api.mch.weixin.qq.com/pay/unifiedorder", entity);
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try {
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System.out.println("统一下单结果:" + new String(result.getBytes("GBK"), "UTF-8"));
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} catch (Exception e) {
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e.printStackTrace();
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}
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Map<String, String> resultMap = WXUtil.parseXML(result);
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return resultMap;
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}
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/**
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* 订单退款
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*
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* @param orderNo-订单号
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* @param orderMoney-订单总资金
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* @param refundMoney-退款金额
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* @param reason-退款原因
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* @param appInfo
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* @param pwd-证书密码
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* @param cert-证书
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*/
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public static boolean refund(String orderNo, BigDecimal orderMoney, BigDecimal refundMoney, String reason,
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WXAPPInfo appInfo, String pwd, InputStream cert) throws WXOrderException {
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Map<String, String> map = new HashMap<String, String>();
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map.put("appid", appInfo.getAppId());
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map.put("mch_id", appInfo.getMchId());
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map.put("nonce_str", StringUtil.getRandomCode(32));
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map.put("out_trade_no", orderNo);
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map.put("out_refund_no", orderNo);// 商户退款单号
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map.put("total_fee", orderMoney.multiply(new BigDecimal(100)).intValue() + "");// 订单金额
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map.put("refund_fee", orderMoney.multiply(new BigDecimal(100)).intValue() + "");// 退款金额
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if (!StringUtil.isNullOrEmpty(reason))
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map.put("refund_desc", reason);
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map.put("sign", WXUtil.getSignMD5(map, appInfo.getMchKey()));
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try {
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String result = HttpUtil.httpsPost("https://api.mch.weixin.qq.com/secapi/pay/refund",
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WXUtil.loadWXMessage(map), pwd, cert);
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System.out.println("订单退款结果:" + result);
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Map<String, String> resultMap = WXUtil.parseXML(result);
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if ("SUCCESS".equalsIgnoreCase(resultMap.get("return_code"))
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&& "SUCCESS".equalsIgnoreCase(resultMap.get("result_code")))
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return true;
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throw new WXOrderException(100, "微信支付接口出错:" + result);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return false;
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}
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/**
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* 查询订单号是否支付成功
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*
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* @param orderNo
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* @param app
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* @return
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* @throws WXOrderException
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*/
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public static boolean isPaySuccess(String orderNo, WXAPPInfo app) throws WXOrderException {
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Map<String, String> map = new HashMap<String, String>();
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map.put("appid", app.getAppId());
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map.put("mch_id", app.getMchId());
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map.put("nonce_str", StringUtil.getRandomCode(32));
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map.put("out_trade_no", orderNo);
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map.put("sign", WXUtil.getSignMD5(map, app.getMchKey()));
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String result = HttpUtil.post("https://api.mch.weixin.qq.com/pay/orderquery", WXUtil.loadWXMessage(map));
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try {
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try {
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result = new String(result.getBytes("GBK"), "UTF-8");
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} catch (UnsupportedEncodingException e1) {
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e1.printStackTrace();
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}
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System.out.println("订单查询结果:" + new String(result.getBytes("GBK"), "UTF-8"));
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} catch (UnsupportedEncodingException e) {
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e.printStackTrace();
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}
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Map<String, String> resultMap = null;
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try {
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resultMap = WXUtil.parseXML(result);
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} catch (Exception e) {
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try {
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result = new String(result.getBytes("GBK"), "UTF-8");
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} catch (UnsupportedEncodingException e1) {
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e1.printStackTrace();
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}
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resultMap = WXUtil.parseXML(result);
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}
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if ("SUCCESS".equalsIgnoreCase(resultMap.get("return_code"))
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&& "SUCCESS".equalsIgnoreCase(resultMap.get("result_code"))) {
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if ("SUCCESS".equalsIgnoreCase(resultMap.get("trade_state")))// 支付成功
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return true;
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else
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return false;
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} else {
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throw new WXOrderException(100, "微信支付接口出错:" + result);
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}
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}
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/**
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*
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* @param refundOrderNo
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* -退款单号
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* @param app
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* @return
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* @throws WXOrderException
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*/
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public static boolean isRefundSuccess(String refundOrderNo, WXAPPInfo app) throws WXOrderException {
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Map<String, String> map = new HashMap<String, String>();
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map.put("appid", app.getAppId());
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map.put("mch_id", app.getMchId());
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map.put("nonce_str", StringUtil.getRandomCode(32));
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map.put("out_refund_no", refundOrderNo);
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map.put("sign", WXUtil.getSignMD5(map, app.getMchKey()));
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String result = post("https://api.mch.weixin.qq.com/pay/refundquery", WXUtil.loadWXMessage(map));
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System.out.println("订单查询结果:" + result);
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Map<String, String> resultMap = null;
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try {
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resultMap = WXUtil.parseXML(result);
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} catch (Throwable e) {
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try {
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result = new String(result.getBytes("GBK"), "UTF-8");
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} catch (UnsupportedEncodingException e1) {
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e1.printStackTrace();
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}
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resultMap = WXUtil.parseXML(result);
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}
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if ("SUCCESS".equalsIgnoreCase(resultMap.get("return_code"))
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&& "SUCCESS".equalsIgnoreCase(resultMap.get("result_code"))) {
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if ("SUCCESS".equalsIgnoreCase(resultMap.get("refund_status_0")))// 退款成功
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return true;
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else
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return false;
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} else {
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throw new WXOrderException(100, "微信支付接口出错:" + result);
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}
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}
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}
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