com.github.binarywang.wxpay.util.SignUtils Java Examples

@Override
public String createScanPayQrcodeMode1(String productId) {
  //weixin://wxpay/bizpayurl?sign=XXXXX&appid=XXXXX&mch_id=XXXXX&product_id=XXXXXX&time_stamp=XXXXXX&nonce_str=XXXXX
  StringBuilder codeUrl = new StringBuilder("weixin://wxpay/bizpayurl?");
  Map<String, String> params = Maps.newHashMap();
  params.put("appid", this.getConfig().getAppId());
  params.put("mch_id", this.getConfig().getMchId());
  params.put("product_id", productId);
  //这里需要秒，10位数字
  params.put("time_stamp", String.valueOf(System.currentTimeMillis() / 1000));
  params.put("nonce_str", String.valueOf(System.currentTimeMillis()));

  String sign = SignUtils.createSign(params, null, this.getConfig().getMchKey(), false);
  params.put("sign", sign);

  for (String key : params.keySet()) {
    codeUrl.append(key).append("=").append(params.get(key)).append("&");
  }

  String content = codeUrl.toString().substring(0, codeUrl.length() - 1);
  log.debug("扫码支付模式一生成二维码的URL:{}", content);
  return content;
}
 

@Override
public String getPublicKey() throws WxPayException {
  WxPayDefaultRequest request = new WxPayDefaultRequest();
  request.setMchId(this.payService.getConfig().getMchId());
  request.setNonceStr(String.valueOf(System.currentTimeMillis()));
  request.setSign(SignUtils.createSign(request, null, this.payService.getConfig().getMchKey(),
    true));

  String url = "https://fraud.mch.weixin.qq.com/risk/getpublickey";
  String responseContent = this.payService.post(url, request.toXML(), true);
  GetPublicKeyResult result = BaseWxPayResult.fromXML(responseContent, GetPublicKeyResult.class);
  result.checkResult(this.payService, request.getSignType(), true);
  return result.getPubKey();
}
 

@Override
public Map<String, String> toMap() {
  Map<String, String> resultMap = SignUtils.xmlBean2Map(this);
  if (this.getCouponCount() != null && this.getCouponCount() > 0) {
    for (int i = 0; i < this.getCouponCount(); i++) {
      WxPayOrderNotifyCoupon coupon = couponList.get(i);
      resultMap.putAll(coupon.toMap(i));
    }
  }
  return resultMap;
}
 

/**
 * 校验返回结果签名.
 *
 * @param signType     签名类型
 * @param checkSuccess 是否同时检查结果是否成功
 */
public void checkResult(WxPayService wxPayService, String signType, boolean checkSuccess) throws WxPayException {
  //校验返回结果签名
  Map<String, String> map = toMap();
  if (getSign() != null && !SignUtils.checkSign(map, signType, wxPayService.getConfig().getMchKey())) {
    this.getLogger().debug("校验结果签名失败，参数：{}", map);
    throw new WxPayException("参数格式校验错误！");
  }

  //校验结果是否成功
  if (checkSuccess) {
    List<String> successStrings = Lists.newArrayList("SUCCESS", "");
    if (!successStrings.contains(StringUtils.trimToEmpty(getReturnCode()).toUpperCase())
      || !successStrings.contains(StringUtils.trimToEmpty(getResultCode()).toUpperCase())) {
      StringBuilder errorMsg = new StringBuilder();
      if (getReturnCode() != null) {
        errorMsg.append("返回代码：").append(getReturnCode());
      }
      if (getReturnMsg() != null) {
        errorMsg.append("，返回信息：").append(getReturnMsg());
      }
      if (getResultCode() != null) {
        errorMsg.append("，结果代码：").append(getResultCode());
      }
      if (getErrCode() != null) {
        errorMsg.append("，错误代码：").append(getErrCode());
      }
      if (getErrCodeDes() != null) {
        errorMsg.append("，错误详情：").append(getErrCodeDes());
      }

      this.getLogger().error("\n结果业务代码异常，返回结果：{},\n{}", map, errorMsg.toString());
      throw WxPayException.from(this);
    }
  }
}
 

@Override
public <T> T createOrder(WxPayUnifiedOrderRequest request) throws WxPayException {
  WxPayUnifiedOrderResult unifiedOrderResult = this.unifiedOrder(request);
  String prepayId = unifiedOrderResult.getPrepayId();
  if (StringUtils.isBlank(prepayId)) {
    throw new WxPayException(String.format("无法获取prepay id，错误代码： '%s'，信息：%s。",
      unifiedOrderResult.getErrCode(), unifiedOrderResult.getErrCodeDes()));
  }

  String timestamp = String.valueOf(System.currentTimeMillis() / 1000);
  String nonceStr = String.valueOf(System.currentTimeMillis());
  switch (request.getTradeType()) {
    case TradeType.MWEB: {
      return (T) new WxPayMwebOrderResult(unifiedOrderResult.getMwebUrl());
    }

    case TradeType.NATIVE: {
      return (T) new WxPayNativeOrderResult(unifiedOrderResult.getCodeURL());
    }

    case TradeType.APP: {
      // APP支付绑定的是微信开放平台上的账号，APPID为开放平台上绑定APP后发放的参数
      String appId = unifiedOrderResult.getAppid();
      if (StringUtils.isNotEmpty(unifiedOrderResult.getSubAppId())) {
        appId = unifiedOrderResult.getSubAppId();
      }

      Map<String, String> configMap = new HashMap<>(8);
      // 此map用于参与调起sdk支付的二次签名,格式全小写，timestamp只能是10位,格式固定，切勿修改
      String partnerId;
      if (StringUtils.isEmpty(request.getMchId())) {
        partnerId = this.getConfig().getMchId();
      } else {
        partnerId = request.getMchId();
      }

      configMap.put("prepayid", prepayId);
      configMap.put("partnerid", partnerId);
      String packageValue = "Sign=WXPay";
      configMap.put("package", packageValue);
      configMap.put("timestamp", timestamp);
      configMap.put("noncestr", nonceStr);
      configMap.put("appid", appId);

      final WxPayAppOrderResult result = WxPayAppOrderResult.builder()
        .sign(SignUtils.createSign(configMap, null, this.getConfig().getMchKey(), false))
        .prepayId(prepayId)
        .partnerId(partnerId)
        .appId(appId)
        .packageValue(packageValue)
        .timeStamp(timestamp)
        .nonceStr(nonceStr)
        .build();
      return (T) result;
    }

    case TradeType.JSAPI: {
      String signType = SignType.MD5;
      String appid = unifiedOrderResult.getAppid();
      if (StringUtils.isNotEmpty(unifiedOrderResult.getSubAppId())) {
        appid = unifiedOrderResult.getSubAppId();
      }

      WxPayMpOrderResult payResult = WxPayMpOrderResult.builder()
        .appId(appid)
        .timeStamp(timestamp)
        .nonceStr(nonceStr)
        .packageValue("prepay_id=" + prepayId)
        .signType(signType)
        .build();

      payResult.setPaySign(SignUtils.createSign(payResult, signType, this.getConfig().getMchKey(), false));
      return (T) payResult;
    }

    default: {
      throw new WxPayException("该交易类型暂不支持");
    }
  }

}
 

@Override
@Deprecated
public Map<String, String> getPayInfo(WxPayUnifiedOrderRequest request) throws WxPayException {
  WxPayUnifiedOrderResult unifiedOrderResult = this.unifiedOrder(request);
  String prepayId = unifiedOrderResult.getPrepayId();
  if (StringUtils.isBlank(prepayId)) {
    throw new RuntimeException(String.format("无法获取prepay id，错误代码： '%s'，信息：%s。",
      unifiedOrderResult.getErrCode(), unifiedOrderResult.getErrCodeDes()));
  }

  Map<String, String> payInfo = new HashMap<>();
  String timestamp = String.valueOf(System.currentTimeMillis() / 1000);
  String nonceStr = String.valueOf(System.currentTimeMillis());
  if (TradeType.NATIVE.equals(request.getTradeType())) {
    payInfo.put("codeUrl", unifiedOrderResult.getCodeURL());
  } else if (TradeType.APP.equals(request.getTradeType())) {
    // APP支付绑定的是微信开放平台上的账号，APPID为开放平台上绑定APP后发放的参数
    String appId = getConfig().getAppId();
    Map<String, String> configMap = new HashMap<>();
    // 此map用于参与调起sdk支付的二次签名,格式全小写，timestamp只能是10位,格式固定，切勿修改
    String partnerId = getConfig().getMchId();
    configMap.put("prepayid", prepayId);
    configMap.put("partnerid", partnerId);
    String packageValue = "Sign=WXPay";
    configMap.put("package", packageValue);
    configMap.put("timestamp", timestamp);
    configMap.put("noncestr", nonceStr);
    configMap.put("appid", appId);
    // 此map用于客户端与微信服务器交互
    payInfo.put("sign", SignUtils.createSign(configMap, null, this.getConfig().getMchKey(), false));
    payInfo.put("prepayId", prepayId);
    payInfo.put("partnerId", partnerId);
    payInfo.put("appId", appId);
    payInfo.put("packageValue", packageValue);
    payInfo.put("timeStamp", timestamp);
    payInfo.put("nonceStr", nonceStr);
  } else if (TradeType.JSAPI.equals(request.getTradeType())) {
    payInfo.put("appId", unifiedOrderResult.getAppid());
    // 支付签名时间戳，注意微信jssdk中的所有使用timestamp字段均为小写。但最新版的支付后台生成签名使用的timeStamp字段名需大写其中的S字符
    payInfo.put("timeStamp", timestamp);
    payInfo.put("nonceStr", nonceStr);
    payInfo.put("package", "prepay_id=" + prepayId);
    payInfo.put("signType", SignType.MD5);
    payInfo.put("paySign", SignUtils.createSign(payInfo, null, this.getConfig().getMchKey(), false));
  }

  return payInfo;
}
 

/**
 * <pre>
 * 检查参数，并设置签名
 * 1、检查参数（注意：子类实现需要检查参数的而外功能时，请在调用父类的方法前进行相应判断）
 * 2、补充系统参数，如果未传入则从配置里读取
 * 3、生成签名，并设置进去
 * </pre>
 *
 * @param config 支付配置对象，用于读取相应系统配置信息
 */
public void checkAndSign(WxPayConfig config) throws WxPayException {
  this.checkFields();

  if (!ignoreAppid()) {
    if (StringUtils.isBlank(getAppid())) {
      this.setAppid(config.getAppId());
    }
  }

  if (StringUtils.isBlank(getMchId())) {
    this.setMchId(config.getMchId());
  }

  if (StringUtils.isBlank(getSubAppId())) {
    this.setSubAppId(config.getSubAppId());
  }

  if (StringUtils.isBlank(getSubMchId())) {
    this.setSubMchId(config.getSubMchId());
  }

  if (StringUtils.isBlank(getSignType())) {
    if (config.getSignType() != null && !ALL_SIGN_TYPES.contains(config.getSignType())) {
      throw new WxPayException("非法的signType配置：" + config.getSignType() + "，请检查配置！");
    }
    this.setSignType(StringUtils.trimToNull(config.getSignType()));
  } else {
    if (!ALL_SIGN_TYPES.contains(this.getSignType())) {
      throw new WxPayException("非法的sign_type参数：" + this.getSignType());
    }
  }

  if (StringUtils.isBlank(getNonceStr())) {
    this.setNonceStr(String.valueOf(System.currentTimeMillis()));
  }

  //设置签名字段的值
  this.setSign(SignUtils.createSign(this, this.getSignType(), config.getMchKey(),
    this.ignoreSignType()));
}