package com.supersavedriving.driver.modular.system.util.weChat;
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import org.apache.commons.codec.binary.Base64;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Value;
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public class WXCore {
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private static Logger logger = LoggerFactory.getLogger(WXCore.class);
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private static final String WATERMARK = "watermark";
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@Value("${wx.appletsAppid}")
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private static String appid ;
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/**
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* 解密数据
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* @return
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* @throws Exception
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*/
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public static String decrypt(String encryptedData, String sessionKey, String iv){
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String result = "";
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try {
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AES aes = new AES();
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byte[] resultByte = aes.decrypt(Base64.decodeBase64(encryptedData), Base64.decodeBase64(sessionKey), Base64.decodeBase64(iv));
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if(null != resultByte && resultByte.length > 0){
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result = new String(WxPKCS7Encoder.decode(resultByte), "UTF-8");
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// JSONObject jsonObject = JSON.parseObject(result);
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// String decryptAppid = jsonObject.getJSONObject(WATERMARK).getString("appid");
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// if(!appid.equals(decryptAppid)){
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// result = "";
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// }
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}
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} catch (Exception e) {
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result = "";
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e.printStackTrace();
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}
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return result;
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}
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public static void main(String[] args) throws Exception{
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String appId = "wx4f4bc4dec97d474b";
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String encryptedData = "ajhisfk0EhWCBcoxt/5QJA3bKPTygQXANbCSev92MyqIqGxRhzZFS1SlQrIWAo3tx8YfsB+VlScZNOlRyfnXKqPUl9h+PDeKsTkTst9V4pq4mUbI+r3AautXBffVk/rpyjMfanVsWeOlxkupdv2U9U4BrueR/Rak+TCmHTWUUf8eDLoi6nioL/Pft/rYaO3JD54hgpcY0Ef/k7Boyap4E0/uKVowY1ANO7KVydSXE6S7OKzXuzmDTbV38v+7ryMHtglUzoKzF1gL8y9OZRwkaesfHN1kfItjpsAibjSgkIiiW6ZEHLT2n1UDkJtfUqg63je2cJAH7gzeUm9TCDDftdhLU+NuPk3j/LXyFQ05pJ8B19+kIXF3dcmHOH7lFvi7yGmVuAD/9AnetGWgId3TZDS/OjbiVUM30RogeziAw98VpAyAAq1r2ULFwi8e928m";
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String sessionKey = "CdxFGwXIluQFZ+qD+NSFKQ==";
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String iv = "3FD8r1Spwlf7LG8YEq41+Q==";
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logger.debug(decrypt(encryptedData, sessionKey, iv));
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}
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}
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