diff --git a/scripts/extractSkinText.js b/scripts/extractSkinText.js
index 2e532a53..82d95fa1 100644
--- a/scripts/extractSkinText.js
+++ b/scripts/extractSkinText.js
@@ -1,60 +1,6 @@
 const path = require("path");
-const fs = require("fs");
-const md5File = require("md5-file");
 var { exec } = require("child_process");
-
-const METADATA_ROOT = path.join(__dirname, "../metadata/");
-
-function getSkinMetadataPath(md5, key) {
-  return path.join(METADATA_ROOT, md5, `${key}.json`);
-}
-
-function getSkinMetadata(md5, key) {
-  const skinMetadataPath = getSkinMetadataPath(md5, key);
-  return new Promise((resolve, reject) => {
-    fs.readFile(skinMetadataPath, "utf8", (err, data) => {
-      if (err != null) reject(err);
-      resolve(data);
-    });
-  });
-}
-
-function ensureDirectoryExistence(filePath) {
-  var dirname = path.dirname(filePath);
-  if (fs.existsSync(dirname)) {
-    return true;
-  }
-  ensureDirectoryExistence(dirname);
-  fs.mkdirSync(dirname);
-}
-
-async function writeSkinMetadata(md5, key, data) {
-  const skinMetadataPath = getSkinMetadataPath(md5, key);
-  ensureDirectoryExistence(skinMetadataPath);
-  return new Promise((resolve, reject) => {
-    fs.writeFile(
-      skinMetadataPath,
-      JSON.stringify(data, null, 2),
-      "utf8",
-      err => {
-        if (err != null) {
-          reject(err);
-        }
-        resolve(skinMetadataPath);
-      }
-    );
-  });
-}
-
-function getFileMd5(filePath) {
-  return new Promise((resolve, reject) => {
-    md5File(filePath, (err, hash) => {
-      if (err) reject(err);
-
-      resolve(hash);
-    });
-  });
-}
+const Utils = require("./utils");
 
 async function extractTextData(path) {
   const reg = /[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?/g;
@@ -99,8 +45,12 @@ async function extractTextData(path) {
 
 async function writeTextData(skinPath) {
   const data = await extractTextData(skinPath);
-  const md5 = await getFileMd5(skinPath);
-  const skinMetadataPath = await writeSkinMetadata(md5, "extracted-data", data);
+  const md5 = await Utils.getFileMd5(skinPath);
+  const skinMetadataPath = await Utils.writeSkinMetadata(
+    md5,
+    "extracted-data",
+    data
+  );
   console.log("Done", skinMetadataPath);
 }
 
diff --git a/scripts/utils.js b/scripts/utils.js
index a1fd3c72..40a5ac02 100644
--- a/scripts/utils.js
+++ b/scripts/utils.js
@@ -58,5 +58,6 @@ function getFileMd5(filePath) {
 
 module.exports = {
   getSkinMetadata,
-  writeSkinMetadata
+  writeSkinMetadata,
+  getFileMd5
 };