package com.iplatform.base.util;
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import com.iplatform.core.util.AESUtils;
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import com.walker.infrastructure.utils.Base64;
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import com.walker.infrastructure.utils.Base64Utils;
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import com.walker.infrastructure.utils.RSAUtil;
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import com.walker.infrastructure.utils.StringUtils;
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import java.security.KeyFactory;
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import java.security.PrivateKey;
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import java.security.PublicKey;
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import java.security.spec.PKCS8EncodedKeySpec;
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import java.security.spec.X509EncodedKeySpec;
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public class PlatformRSAUtils {
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/**
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* 使用公共密钥，解密密码数据。<p>目前APP端使用（电商）</p>
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* @param encryptString
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* @return
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* @date 2023-07-11
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*/
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public static final String getAesDecryptValue(String encryptString){
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if(StringUtils.isEmpty(encryptString)){
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throw new IllegalArgumentException("加密后密码不能为空");
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}
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return AESUtils.decryptStrAES(encryptString, AES_KEY);
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}
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/**
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* 使用对称密钥，加密数据。
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* @param text 原始字符串
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* @return
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* @date 2023-11-13
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*/
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public static final String getAesEncryptValue(String text){
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if(StringUtils.isEmpty(text)){
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throw new IllegalArgumentException("不能加密空数据");
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}
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return AESUtils.encryptStrAES(text, AES_KEY);
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}
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/**
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* 返回加密之前的原始内容（解密原始字符串）
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* @param encryptString 加密的内容（RSA）
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* @param privateKeyString 私钥字符串
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* @return
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* @date 2023-03-20
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*/
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public static final String getRsaDecryptValue(String encryptString, String privateKeyString){
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PrivateKey privateKey = getRsaPrivateKey(privateKeyString);
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if(privateKey == null){
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throw new IllegalStateException("通过私钥字符串生成'PrivateKey'异常!");
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}
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return RSAUtil.decrypt(privateKey, Base64.decode(encryptString.getBytes()));
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}
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/**
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* 通过RSA公钥加密文本内容，该方法用于测试
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* @param text
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* @return
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* @date 2024-04-01
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*/
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public static final String getRsaEncryptValue(String text){
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try {
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PublicKey publicKey = getRsaPublicKey(PUBK);
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byte[] data = RSAUtil.encrypt(publicKey, text);
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return Base64Utils.encode(data);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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// try {
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// byte[] data = RSAUtil.encryptByPublicKey(text.getBytes("UTF-8"), PUBK);
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// byte[] baseDecode = Base64Utils.decode(new String(data));
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// return new String(baseDecode, "UTF-8");
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// } catch (Exception e) {
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// throw new RuntimeException(e);
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// }
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}
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/**
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* 根据私钥字符串，生成对应的私钥对象。<br>RSA标准算法，PKCS8EncodedKeySpec
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* @param privateKeyString
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* @return
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* @date 2023-03-20
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*/
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public static final PrivateKey getRsaPrivateKey(String privateKeyString){
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try{
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byte[] keyBytes = Base64Utils.decode(privateKeyString);
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PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(keyBytes);
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KeyFactory keyFactory = KeyFactory.getInstance("RSA");
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PrivateKey privateK = keyFactory.generatePrivate(pkcs8KeySpec);
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return privateK;
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} catch (Exception ex){
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ex.printStackTrace();
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return null;
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}
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}
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public static final PublicKey getRsaPublicKey(String publicKeyString){
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try{
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byte[] keyBytes = Base64Utils.decode(publicKeyString);
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X509EncodedKeySpec pkcs8KeySpec = new X509EncodedKeySpec(keyBytes);
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KeyFactory keyFactory = KeyFactory.getInstance("RSA");
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PublicKey privateK = keyFactory.generatePublic(pkcs8KeySpec);
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return privateK;
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} catch (Exception ex){
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ex.printStackTrace();
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return null;
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}
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}
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public static final String AES_KEY = "MIGfMA0GCSqGSIb3";
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private static final String PUBK = "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDffJ9KczIXi+nsa2Sib3rLnZ5R\n" +
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"yhlY5enEhZTQc1GcTeZb6gqu4HoDJV6lskfexSNCUC/3mmNj2nruWGgRg6iVCAMB\n" +
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"Uf5oMv5nVqIhZ5davy1UZ9yvwL0+yVhBSXmamUmezQlh0H3clUI1N3Hc9aCiulB6\n" +
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"RMIsv1aukBkTBhgQZQIDAQAB";
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public static final String PRIK = "MIICdwIBADANBgkqhkiG9w0BAQEFAASCAmEwggJdAgEAAoGBAN98n0pzMheL6exr\n" +
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"ZKJvesudnlHKGVjl6cSFlNBzUZxN5lvqCq7gegMlXqWyR97FI0JQL/eaY2Paeu5Y\n" +
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"aBGDqJUIAwFR/mgy/mdWoiFnl1q/LVRn3K/AvT7JWEFJeZqZSZ7NCWHQfdyVQjU3\n" +
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"cdz1oKK6UHpEwiy/Vq6QGRMGGBBlAgMBAAECgYBEyOuSE5CIVMTjwk4P/LXTs6iF\n" +
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"zektRl5D4UVjPwsQS52qDofJOUf0be0KnKuoMg7fGyUYVUlf81/Aui8VrOsWmEbU\n" +
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"8XL41Pi3m6EWWGeWE1/5q+j29jxYrrhfBcpBH/4fBKMhiNJ+jnJ2bH+TpngRwpNe\n" +
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"nVIfxRU5FdHOL3WNIQJBAPKGUSOgynf82LEQfvpzzp8gqhGMVbnVIqtezUNPQyK2\n" +
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"da7ryWYP88SE38JhB6GlM6bimCWRgIzodydccuJTd50CQQDr54J5upPlMsR3im0Q\n" +
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"qCeVbrGfn+DO226cZMaUhbVwxY7xy4ewXyt4yY6vBxwYX7GYs24jZPKekyWDeqr2\n" +
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"UrVpAkBmXJSwkfQC8sBO86R0dx6VgUbmwzGHjtLkO84tA65VX2eKXdCSeFct8dsz\n" +
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"gpqi+kQzwt3utVvpnVB1V4rRxeLtAkEAm/2SQXwmn8BaOdHHHOSUiDOSMMM/nIlt\n" +
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"Mu1QgpWHzPJV+31iVDYaQNzHBOXmphdhEGBVzAHMjR8wByjuM8OtQQJBAM8pK710\n" +
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"JC6YzfchqlNMFRh6kieWEx+o+aoWtL0EmeHB56nF96QHPW09UAP2VRUdadgSD+1w\n" +
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"Zmw/rOnAk8t/ryg=";
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}
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