com.github.binarywang.wxpay.config.WxPayConfig Maven / Gradle / Ivy
package com.github.binarywang.wxpay.config;
import com.github.binarywang.wxpay.exception.WxPayException;
import com.github.binarywang.wxpay.v3.WxPayV3HttpClientBuilder;
import com.github.binarywang.wxpay.v3.auth.*;
import com.github.binarywang.wxpay.v3.util.PemUtils;
import jodd.util.ResourcesUtil;
import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.SneakyThrows;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.RegExUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.ssl.SSLContexts;
import javax.net.ssl.SSLContext;
import java.io.*;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.security.KeyStore;
import java.security.PrivateKey;
import java.security.cert.X509Certificate;
import java.util.Collections;
/**
* 微信支付配置
*
* @author Binary Wang (https://github.com/binarywang)
*/
@Data
@EqualsAndHashCode(exclude = "verifier")
public class WxPayConfig {
private static final String DEFAULT_PAY_BASE_URL = "https://api.mch.weixin.qq.com";
private static final String PROBLEM_MSG = "证书文件【%s】有问题，请核实！";
private static final String NOT_FOUND_MSG = "证书文件【%s】不存在，请核实！";
/**
* 微信支付接口请求地址域名部分.
*/
private String payBaseUrl = DEFAULT_PAY_BASE_URL;
/**
* http请求连接超时时间.
*/
private int httpConnectionTimeout = 5000;
/**
* http请求数据读取等待时间.
*/
private int httpTimeout = 10000;
/**
* 公众号appid.
*/
private String appId;
/**
* 服务商模式下的子商户公众账号ID.
*/
private String subAppId;
/**
* 商户号.
*/
private String mchId;
/**
* 商户密钥.
*/
private String mchKey;
/**
* 企业支付密钥.
*/
private String entPayKey;
/**
* 服务商模式下的子商户号.
*/
private String subMchId;
/**
* 微信支付异步回掉地址，通知url必须为直接可访问的url，不能携带参数.
*/
private String notifyUrl;
/**
* 交易类型.
*
* JSAPI--公众号支付
* NATIVE--原生扫码支付
* APP--app支付
*
*/
private String tradeType;
/**
* 签名方式.
* 有两种HMAC_SHA256 和MD5
*
* @see com.github.binarywang.wxpay.constant.WxPayConstants.SignType
*/
private String signType;
private SSLContext sslContext;
/**
* p12证书文件的绝对路径或者以classpath:开头的类路径.
*/
private String keyPath;
/**
* apiclient_key.pem证书文件的绝对路径或者以classpath:开头的类路径.
*/
private String privateKeyPath;
/**
* apiclient_cert.pem证书文件的绝对路径或者以classpath:开头的类路径.
*/
private String privateCertPath;
/**
* apiV3 秘钥值.
*/
private String apiV3Key;
/**
* apiV3 证书序列号值
*/
private String certSerialNo;
/**
* 微信支付分serviceId
*/
private String serviceId;
/**
* 微信支付分回调地址
*/
private String payScoreNotifyUrl;
/**
* 微信支付分授权回调地址
*/
private String payScorePermissionNotifyUrl;
private CloseableHttpClient apiV3HttpClient;
/**
* 私钥信息
*/
private PrivateKey privateKey;
/**
* 证书自动更新时间差(分钟)，默认一分钟
*/
private int certAutoUpdateTime = 60;
/**
* p12证书文件内容的字节数组.
*/
private byte[] keyContent;
/**
* 微信支付是否使用仿真测试环境.
* 默认不使用
*/
private boolean useSandboxEnv = false;
/**
* 是否将接口请求日志信息保存到threadLocal中.
* 默认不保存
*/
private boolean ifSaveApiData = false;
private String httpProxyHost;
private Integer httpProxyPort;
private String httpProxyUsername;
private String httpProxyPassword;
/**
* v3接口下证书检验对象，通过改对象可以获取到X509Certificate，进一步对敏感信息加密
* 文档见 https://wechatpay-api.gitbook.io/wechatpay-api-v3/qian-ming-zhi-nan-1/min-gan-xin-xi-jia-mi
*/
private Verifier verifier;
/**
* 返回所设置的微信支付接口请求地址域名.
*
* @return 微信支付接口请求地址域名
*/
public String getPayBaseUrl() {
if (StringUtils.isEmpty(this.payBaseUrl)) {
return DEFAULT_PAY_BASE_URL;
}
return this.payBaseUrl;
}
@SneakyThrows
public Verifier getVerifier() {
if (verifier == null) {
//当改对象为null时，初始化api v3的请求头
initApiV3HttpClient();
}
return verifier;
}
/**
* 初始化ssl.
*
* @return the ssl context
* @throws WxPayException the wx pay exception
*/
public SSLContext initSSLContext() throws WxPayException {
if (StringUtils.isBlank(this.getMchId())) {
throw new WxPayException("请确保商户号mchId已设置");
}
InputStream inputStream;
if (this.keyContent != null) {
inputStream = new ByteArrayInputStream(this.keyContent);
} else {
if (StringUtils.isBlank(this.getKeyPath())) {
throw new WxPayException("请确保证书文件地址keyPath已配置");
}
inputStream = this.loadConfigInputStream(this.getKeyPath());
}
try {
KeyStore keystore = KeyStore.getInstance("PKCS12");
char[] partnerId2charArray = this.getMchId().toCharArray();
keystore.load(inputStream, partnerId2charArray);
this.sslContext = SSLContexts.custom().loadKeyMaterial(keystore, partnerId2charArray).build();
return this.sslContext;
} catch (Exception e) {
throw new WxPayException("证书文件有问题，请核实！", e);
} finally {
IOUtils.closeQuietly(inputStream);
}
}
/**
* 初始化api v3请求头 自动签名验签
* 方法参照微信官方https://github.com/wechatpay-apiv3/wechatpay-apache-httpclient
*
* @return org.apache.http.impl.client.CloseableHttpClient
* @author doger.wang
**/
public CloseableHttpClient initApiV3HttpClient() throws WxPayException {
String privateKeyPath = this.getPrivateKeyPath();
String privateCertPath = this.getPrivateCertPath();
String serialNo = this.getCertSerialNo();
String apiV3Key = this.getApiV3Key();
if (StringUtils.isBlank(privateKeyPath)) {
throw new WxPayException("请确保privateKeyPath已设置");
}
if (StringUtils.isBlank(privateCertPath)) {
throw new WxPayException("请确保privateCertPath已设置");
}
// if (StringUtils.isBlank(certSerialNo)) {
// throw new WxPayException("请确保certSerialNo证书序列号已设置");
// }
if (StringUtils.isBlank(apiV3Key)) {
throw new WxPayException("请确保apiV3Key值已设置");
}
InputStream keyInputStream = this.loadConfigInputStream(privateKeyPath);
InputStream certInputStream = this.loadConfigInputStream(privateCertPath);
try {
PrivateKey merchantPrivateKey = PemUtils.loadPrivateKey(keyInputStream);
X509Certificate certificate = PemUtils.loadCertificate(certInputStream);
if(StringUtils.isBlank(serialNo)){
this.certSerialNo = certificate.getSerialNumber().toString(16).toUpperCase();
}
AutoUpdateCertificatesVerifier verifier = new AutoUpdateCertificatesVerifier(
new WxPayCredentials(mchId, new PrivateKeySigner(certSerialNo, merchantPrivateKey)),
apiV3Key.getBytes(StandardCharsets.UTF_8), this.getCertAutoUpdateTime());
CloseableHttpClient httpClient = WxPayV3HttpClientBuilder.create()
.withMerchant(mchId, certSerialNo, merchantPrivateKey)
.withWechatpay(Collections.singletonList(certificate))
.withValidator(new WxPayValidator(verifier))
.build();
this.apiV3HttpClient = httpClient;
this.verifier=verifier;
this.privateKey = merchantPrivateKey;
return httpClient;
} catch (Exception e) {
throw new WxPayException("v3请求构造异常！", e);
}
}
/**
* 从配置路径 加载配置 信息（支持 classpath、本地路径、网络url）
* @param configPath 配置路径
* @return
* @throws WxPayException
*/
private InputStream loadConfigInputStream(String configPath) throws WxPayException {
InputStream inputStream;
final String prefix = "classpath:";
String fileHasProblemMsg = String.format(PROBLEM_MSG, configPath);
String fileNotFoundMsg = String.format(NOT_FOUND_MSG, configPath);
if (configPath.startsWith(prefix)) {
String path = RegExUtils.removeFirst(configPath, prefix);
if (!path.startsWith("/")) {
path = "/" + path;
}
try {
inputStream = ResourcesUtil.getResourceAsStream(path);
if (inputStream == null) {
throw new WxPayException(fileNotFoundMsg);
}
} catch (Exception e) {
throw new WxPayException(fileNotFoundMsg, e);
}
} else if (configPath.startsWith("http://") || configPath.startsWith("https://")) {
try {
inputStream = new URL(configPath).openStream();
if (inputStream == null) {
throw new WxPayException(fileNotFoundMsg);
}
} catch (IOException e) {
throw new WxPayException(fileNotFoundMsg, e);
}
} else {
try {
File file = new File(configPath);
if (!file.exists()) {
throw new WxPayException(fileNotFoundMsg);
}
inputStream = new FileInputStream(file);
} catch (IOException e) {
throw new WxPayException(fileHasProblemMsg, e);
}
}
return inputStream;
}
}
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