package com.ruoyi.errand.utils;
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import org.apache.commons.codec.binary.Base64;
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import org.springframework.beans.factory.annotation.Value;
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public class WXCore {
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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 = "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";
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String sessionKey = "tiihtNczf5v6AKRyjwEUhQ==";
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String iv = "r7BXXKkLb8qrSNn05n0qiA==";
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System.out.println(decrypt(encryptedData, sessionKey, iv));
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}
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}
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