/*
  * Copyright (C), 2018-2021
  * Project: starter
  * FileName: SSLClient
  * Author:   Louis
  * Date:     2021/12/8 20:09
  */
 package com.fr.plugin.icak.utils;

 import com.fr.log.FineLoggerFactory;
 import com.fr.stable.StringUtils;
 import com.fr.third.org.apache.http.HttpEntity;
 import com.fr.third.org.apache.http.HttpHost;
 import com.fr.third.org.apache.http.HttpResponse;
 import com.fr.third.org.apache.http.client.HttpClient;
 import com.fr.third.org.apache.http.client.methods.HttpGet;
 import com.fr.third.org.apache.http.conn.ClientConnectionManager;
 import com.fr.third.org.apache.http.conn.scheme.Scheme;
 import com.fr.third.org.apache.http.conn.scheme.SchemeRegistry;
 import com.fr.third.org.apache.http.conn.ssl.SSLSocketFactory;
 import com.fr.third.org.apache.http.impl.client.DefaultHttpClient;
 import com.fr.third.org.apache.http.util.EntityUtils;

 import javax.net.ssl.SSLContext;
 import javax.net.ssl.TrustManager;
 import javax.net.ssl.X509TrustManager;
 import java.net.URI;
 import java.security.cert.CertificateException;
 import java.security.cert.X509Certificate;

 /**
  * <Function Description><br>
  * <SSLClient>
  *
  * @author Louis
  * @since 1.0.0
  */
 public class SSLClient extends DefaultHttpClient {
     public SSLClient() throws Exception {
         super();
         SSLContext ctx = SSLContext.getInstance("TLS");
         X509TrustManager tm = new X509TrustManager() {
             @Override
             public void checkClientTrusted(X509Certificate[] chain,
                                            String authType) throws CertificateException {
             }

             @Override
             public void checkServerTrusted(X509Certificate[] chain,
                                            String authType) throws CertificateException {
             }

             @Override
             public X509Certificate[] getAcceptedIssuers() {
                 return null;
             }
         };
         ctx.init(null, new TrustManager[]{tm}, null);
         SSLSocketFactory ssf = new SSLSocketFactory(ctx, SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
         ClientConnectionManager ccm = this.getConnectionManager();
         SchemeRegistry sr = ccm.getSchemeRegistry();
         sr.register(new Scheme("https", 443, ssf));
     }

     public static String doGet(String url, String proxyUrl) {
         HttpClient httpClient = null;
         HttpGet httpGet = null;
         HttpResponse response = null;
         String result = null;

         try {
             httpClient = new SSLClient();
             httpGet = new HttpGet(url);
             httpGet.addHeader("Content-Type", "application/json");
             if (StringUtils.isNotBlank(proxyUrl)) {
                 URI proxyUri = new URI(proxyUrl);
                 HttpHost proxy = new HttpHost(proxyUri.getHost(), proxyUri.getPort(), proxyUri.getScheme());
                 response = httpClient.execute(proxy, httpGet);
             } else {
                 response = httpClient.execute(httpGet);
             }
             if (response != null) {
                 HttpEntity resEntity = response.getEntity();
                 if (resEntity != null) {
                     result = EntityUtils.toString(resEntity, "UTF-8");
                 }
             }
         } catch (Exception e) {
             FineLoggerFactory.getLogger().error("GetWeChatUserInfo doGet", e);
         }
         return result;
     }
 }