guang-js-code/lib/encryptor.js

这是一个加密js文件的工具，默认指定当前目录以及子目录的js文件，也可以指定目录，记得先备份好原js文件

const fs = require('fs');
const path = require('path');
const JavaScriptObfuscator = require('javascript-obfuscator');

// 混淆标识：用于检测文件是否已混淆
const OBFUSCATE_MARKER = '// Obfuscated by guang-js-code\n';

/**
 * 检查文件是否已混淆
 */
function isObfuscated(content) {
  return content.startsWith(OBFUSCATE_MARKER);
}

/**
 * 混淆JS代码（修复配置错误）
 */
function obfuscateCode(code) {
  if (isObfuscated(code)) {
    return code;
  }

  // 修复后的混淆配置：stringArrayEncoding改为数组格式
  const obfuscationOptions = {
    compact: true,
    controlFlowFlattening: true,
    controlFlowFlatteningThreshold: 0.75,
    deadCodeInjection: true,
    deadCodeInjectionThreshold: 0.4,
    identifierNamesGenerator: 'hexadecimal',
    renameGlobals: false,
    rotateStringArray: true,
    selfDefending: true,
    stringArray: true,
    // 关键修复：将stringArrayEncoding从字符串改为数组
    stringArrayEncoding: ['base64'],  // 正确格式：数组形式
    stringArrayThreshold: 0.75
  };

  const obfuscatedResult = JavaScriptObfuscator.obfuscate(code, obfuscationOptions);
  return `${OBFUSCATE_MARKER}${obfuscatedResult.getObfuscatedCode()}`;
}

/**
 * 处理单个JS文件
 */
function processJsFile(filePath) {
  try {
    const content = fs.readFileSync(filePath, 'utf8');
    
    if (isObfuscated(content)) {
      console.log(`⏭️  已混淆，跳过: ${filePath}`);
      return;
    }
    
    const obfuscatedContent = obfuscateCode(content);
    fs.writeFileSync(filePath, obfuscatedContent, 'utf8');
    console.log(`✅  混淆完成: ${filePath}`);
  } catch (error) {
    console.error(`❌  处理失败 ${filePath}: ${error.message}`);
  }
}

/**
 * 递归遍历目录
 */
function traverseDirectory(dirPath) {
  try {
    const entries = fs.readdirSync(dirPath, { withFileTypes: true });
    
    for (const entry of entries) {
      const fullPath = path.join(dirPath, entry.name);
      
      if (entry.isDirectory() && entry.name === 'node_modules') {
        continue;
      }
      
      if (entry.isDirectory()) {
        traverseDirectory(fullPath);
      } else if (entry.isFile() && path.extname(entry.name) === '.js') {
        processJsFile(fullPath);
      }
    }
  } catch (error) {
    console.error(`❌  遍历目录失败 ${dirPath}: ${error.message}`);
  }
}

module.exports = {
  obfuscateDirectory: traverseDirectory
};