:art: #2467 【微信支付】微信支付V3接口请求增加代理设置参数的支持

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/config/WxPayConfig.java

@@ -1,6 +1,7 @@
 package com.github.binarywang.wxpay.config;
 
 import com.github.binarywang.wxpay.exception.WxPayException;
+import com.github.binarywang.wxpay.util.HttpProxyUtils;
 import com.github.binarywang.wxpay.util.ResourcesUtils;
 import com.github.binarywang.wxpay.v3.WxPayV3HttpClientBuilder;
 import com.github.binarywang.wxpay.v3.auth.*;
@@ -260,17 +261,19 @@ public class WxPayConfig {
       if(StringUtils.isBlank(serialNo)){
         this.certSerialNo = certificate.getSerialNumber().toString(16).toUpperCase();
       }
+      //构造Http Proxy正向代理
+      WxPayHttpProxy wxPayHttpProxy = getWxPayHttpProxy();
 
       AutoUpdateCertificatesVerifier verifier = new AutoUpdateCertificatesVerifier(
         new WxPayCredentials(mchId, new PrivateKeySigner(certSerialNo, merchantPrivateKey)),
-        apiV3Key.getBytes(StandardCharsets.UTF_8), this.getCertAutoUpdateTime());
+        apiV3Key.getBytes(StandardCharsets.UTF_8), this.getCertAutoUpdateTime(),wxPayHttpProxy);
 
       WxPayV3HttpClientBuilder wxPayV3HttpClientBuilder = WxPayV3HttpClientBuilder.create()
         .withMerchant(mchId, certSerialNo, merchantPrivateKey)
         .withWechatpay(Collections.singletonList(certificate))
         .withValidator(new WxPayValidator(verifier));
       //初始化V3接口正向代理设置
-      initHttpProxy(wxPayV3HttpClientBuilder);
+      HttpProxyUtils.initHttpProxy(wxPayV3HttpClientBuilder,wxPayHttpProxy);
 
       CloseableHttpClient httpClient = wxPayV3HttpClientBuilder.build();
 
@@ -285,23 +288,14 @@ public class WxPayConfig {
   }
 
   /**
-   * 配置 http 正向代理
-   * 参考代码: WxPayServiceApacheHttpImpl 中的方法 createHttpClientBuilder
-   * @param httpClientBuilder http构造参数
+   * 初始化一个WxPayHttpProxy对象
+   * @return 返回封装的WxPayHttpProxy对象。如未指定代理主机和端口，则默认返回null
    */
-  private void initHttpProxy(HttpClientBuilder httpClientBuilder) {
+  private WxPayHttpProxy getWxPayHttpProxy() {
     if (StringUtils.isNotBlank(this.getHttpProxyHost()) && this.getHttpProxyPort() > 0) {
-      if (StringUtils.isEmpty(this.getHttpProxyUsername())) {
-        this.setHttpProxyUsername("whatever");
-      }
-
-      // 使用代理服务器 需要用户认证的代理服务器
-      CredentialsProvider provider = new BasicCredentialsProvider();
-      provider.setCredentials(new AuthScope(this.getHttpProxyHost(), this.getHttpProxyPort()),
-        new UsernamePasswordCredentials(this.getHttpProxyUsername(), this.getHttpProxyPassword()));
-      httpClientBuilder.setDefaultCredentialsProvider(provider);
-      httpClientBuilder.setProxy(new HttpHost(this.getHttpProxyHost(), this.getHttpProxyPort()));
+      return new WxPayHttpProxy(getHttpProxyHost(), getHttpProxyPort(), getHttpProxyUsername(), getHttpProxyPassword());
     }
+    return null;
   }
 
   private InputStream loadConfigInputStream(String configPath, byte[] configContent, String fileName) throws WxPayException {

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/config/WxPayHttpProxy.java

@@ -0,0 +1,75 @@
+package com.github.binarywang.wxpay.config;
+
+
+import java.io.Serializable;
+
+/**
+ * 微信支付 HTTP Proxy 正向代理配置
+ *
+ * @author Long Yu
+ * @date 2021-12-28 15:49:03
+ */
+public class WxPayHttpProxy implements Serializable {
+
+  /**
+   * 代理主机
+   */
+  private String httpProxyHost;
+  /**
+   * 代理端口
+   */
+  private Integer httpProxyPort;
+  /**
+   * 代理用户名称
+   */
+  private String httpProxyUsername;
+  /**
+   * 代理密码
+   */
+  private String httpProxyPassword;
+
+  public WxPayHttpProxy() {
+  }
+
+  public WxPayHttpProxy(String httpProxyHost, Integer httpProxyPort, String httpProxyUsername, String httpProxyPassword) {
+    this.httpProxyHost = httpProxyHost;
+    this.httpProxyPort = httpProxyPort;
+    this.httpProxyUsername = httpProxyUsername;
+    this.httpProxyPassword = httpProxyPassword;
+  }
+
+  public String getHttpProxyHost() {
+    return httpProxyHost;
+  }
+
+  public void setHttpProxyHost(String httpProxyHost) {
+    this.httpProxyHost = httpProxyHost;
+  }
+
+  public Integer getHttpProxyPort() {
+    return httpProxyPort;
+  }
+
+  public void setHttpProxyPort(Integer httpProxyPort) {
+    this.httpProxyPort = httpProxyPort;
+  }
+
+  public String getHttpProxyUsername() {
+    return httpProxyUsername;
+  }
+
+  public void setHttpProxyUsername(String httpProxyUsername) {
+    this.httpProxyUsername = httpProxyUsername;
+  }
+
+  public String getHttpProxyPassword() {
+    return httpProxyPassword;
+  }
+
+  public void setHttpProxyPassword(String httpProxyPassword) {
+    this.httpProxyPassword = httpProxyPassword;
+  }
+
+
+
+}

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/util/HttpProxyUtils.java

@@ -0,0 +1,49 @@
+package com.github.binarywang.wxpay.util;
+
+import com.github.binarywang.wxpay.config.WxPayHttpProxy;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.http.HttpHost;
+import org.apache.http.auth.AuthScope;
+import org.apache.http.auth.UsernamePasswordCredentials;
+import org.apache.http.client.CredentialsProvider;
+import org.apache.http.impl.client.BasicCredentialsProvider;
+import org.apache.http.impl.client.HttpClientBuilder;
+
+/**
+ * 微信支付 HTTP Proxy 工具类
+ *
+ * @author Long Yu
+ * @date 2021-12-28 15:58:03
+ */
+public class HttpProxyUtils {
+
+  /**
+   * 配置 http 正向代理 可以实现内网服务通过代理调用接口
+   * 参考代码: WxPayServiceApacheHttpImpl 中的方法 createHttpClientBuilder
+   *
+   * @param wxPayHttpProxy 代理配置
+   * @param httpClientBuilder http构造参数
+   */
+  public static void initHttpProxy(HttpClientBuilder httpClientBuilder, WxPayHttpProxy wxPayHttpProxy) {
+    if(wxPayHttpProxy == null){
+      return;
+    }
+    if (StringUtils.isNotBlank(wxPayHttpProxy.getHttpProxyHost()) && wxPayHttpProxy.getHttpProxyPort() > 0) {
+      if (StringUtils.isEmpty(wxPayHttpProxy.getHttpProxyUsername())) {
+        wxPayHttpProxy.setHttpProxyUsername("whatever");
+      }
+
+      // 使用代理服务器 需要用户认证的代理服务器
+      CredentialsProvider provider = new BasicCredentialsProvider();
+      provider.setCredentials(new AuthScope(wxPayHttpProxy.getHttpProxyHost(), wxPayHttpProxy.getHttpProxyPort()),
+        new UsernamePasswordCredentials(wxPayHttpProxy.getHttpProxyUsername(), wxPayHttpProxy.getHttpProxyPassword()));
+      httpClientBuilder.setDefaultCredentialsProvider(provider);
+      httpClientBuilder.setProxy(new HttpHost(wxPayHttpProxy.getHttpProxyHost(), wxPayHttpProxy.getHttpProxyPort()));
+    }
+  }
+
+
+
+
+
+}

weixin-java-pay/src/main/java/com/github/binarywang/wxpay/v3/auth/AutoUpdateCertificatesVerifier.java

@@ -1,5 +1,7 @@
 package com.github.binarywang.wxpay.v3.auth;
 
+import com.github.binarywang.wxpay.config.WxPayHttpProxy;
+import com.github.binarywang.wxpay.util.HttpProxyUtils;
 import com.github.binarywang.wxpay.v3.Credentials;
 import com.github.binarywang.wxpay.v3.Validator;
 import com.github.binarywang.wxpay.v3.WxPayV3HttpClientBuilder;
@@ -35,6 +37,7 @@ import java.util.concurrent.locks.ReentrantLock;
  * 在原有CertificatesVerifier基础上，增加自动更新证书功能
  *
  * @author doger.wang
+ * @author Long Yu
  */
 @Slf4j
 public class AutoUpdateCertificatesVerifier implements Verifier {
@@ -62,6 +65,11 @@ public class AutoUpdateCertificatesVerifier implements Verifier {
   private final ReentrantLock lock = new ReentrantLock();
 
   /**
+   * 微信支付代理对象
+   */
+  private WxPayHttpProxy wxPayHttpProxy;
+
+  /**
    * 时间间隔枚举，支持一小时、六小时以及十二小时
    */
   @Getter
@@ -88,9 +96,14 @@ public class AutoUpdateCertificatesVerifier implements Verifier {
   }
 
   public AutoUpdateCertificatesVerifier(Credentials credentials, byte[] apiV3Key, int minutesInterval) {
+    this(credentials,apiV3Key,minutesInterval,null);
+  }
+
+  public AutoUpdateCertificatesVerifier(Credentials credentials, byte[] apiV3Key, int minutesInterval,WxPayHttpProxy wxPayHttpProxy) {
     this.credentials = credentials;
     this.apiV3Key = apiV3Key;
     this.minutesInterval = minutesInterval;
+    this.wxPayHttpProxy = wxPayHttpProxy;
     //构造时更新证书
     try {
       autoUpdateCert();
@@ -126,15 +139,22 @@ public class AutoUpdateCertificatesVerifier implements Verifier {
   }
 
   private void autoUpdateCert() throws IOException, GeneralSecurityException {
-    CloseableHttpClient httpClient = WxPayV3HttpClientBuilder.create()
+    WxPayV3HttpClientBuilder wxPayV3HttpClientBuilder = WxPayV3HttpClientBuilder.create()
       .withCredentials(credentials)
       .withValidator(verifier == null ? new Validator() {
         @Override
         public boolean validate(CloseableHttpResponse response) throws IOException {
           return true;
         }
-      } : new WxPayValidator(verifier))
-      .build();
+      } : new WxPayValidator(verifier));
+
+    //调用自定义扩展设置设置HTTP PROXY对象
+    HttpProxyUtils.initHttpProxy(wxPayV3HttpClientBuilder,this.wxPayHttpProxy);
+
+    //增加自定义扩展点,子类可以设置其他构造参数
+    this.customHttpClientBuilder(wxPayV3HttpClientBuilder);
+
+    CloseableHttpClient httpClient = wxPayV3HttpClientBuilder.build();
 
     HttpGet httpGet = new HttpGet(CERT_DOWNLOAD_PATH);
     httpGet.addHeader("Accept", "application/json");
@@ -154,6 +174,14 @@ public class AutoUpdateCertificatesVerifier implements Verifier {
     }
   }
 
+
+  /**
+   * 子类可以自定义添加Http client builder的信息
+   * @param builder httpclient构造器
+   */
+  public void customHttpClientBuilder(WxPayV3HttpClientBuilder builder) {
+  }
+
   /**
    * 反序列化证书并解密
    */