Add "meta" query param

server/middleware/MetadataUtils.js

@@ -1,34 +1,38 @@
 const fs = require('fs')
-const { join: joinPaths } = require('path')
+const path = require('path')
 const { getContentType, getStats, getFileType } = require('./FileUtils')
 
-const getEntries = (baseDir, path, maximumDepth) =>
-  new Promise((resolve, reject) => {
-    fs.readdir(joinPaths(baseDir, path), (error, files) => {
+function getEntries(dir, file, maximumDepth) {
+  return new Promise((resolve, reject) => {
+    fs.readdir(path.join(dir, file), (error, files) => {
       if (error) {
         reject(error)
       } else {
         resolve(
           Promise.all(
-            files.map(f => getStats(joinPaths(baseDir, path, f)))
-          ).then(
-            statsArray => Promise.all(statsArray.map(
-              (stats, index) => getMetadata(baseDir, joinPaths(path, files[index]), stats, maximumDepth - 1)
-            ))
-          )
+            files.map(function (f) {
+              return getStats(path.join(dir, file, f))
+            })
+          ).then(function (statsArray) {
+            return Promise.all(statsArray.map(function (stats, index) {
+              return getMetadata(dir, path.join(file, files[index]), stats, maximumDepth - 1)
+            }))
+          })
         )
       }
     })
   })
+}
 
-const formatTime = (time) =>
-  new Date(time).toISOString()
+function formatTime(time) {
+  return new Date(time).toISOString()
+}
 
-const getMetadata = (baseDir, path, stats, maximumDepth) => {
+function getMetadata(dir, file, stats, maximumDepth) {
   const metadata = {
-    path,
     lastModified: formatTime(stats.mtime),
-    contentType: getContentType(path),
+    contentType: getContentType(file),
+    path: file,
     size: stats.size,
     type: getFileType(stats)
   }
@@ -36,16 +40,18 @@ const getMetadata = (baseDir, path, stats, maximumDepth) => {
   if (!stats.isDirectory() || maximumDepth === 0)
     return Promise.resolve(metadata)
 
-  return getEntries(baseDir, path, maximumDepth).then(files => {
+  return getEntries(dir, file, maximumDepth).then(function (files) {
     metadata.files = files
     return metadata
   })
 }
 
-const generateMetadata = (baseDir, path, stats, maximumDepth, callback) =>
-  getMetadata(baseDir, path, stats, maximumDepth)
-    .then(metadata => callback(null, metadata), callback)
+function generateMetadata(baseDir, path, stats, maximumDepth, callback) {
+  return getMetadata(baseDir, path, stats, maximumDepth).then(function (metadata) {
+    callback(null, metadata)
+  }, callback)
+}
 
 module.exports = {
-  generateMetadata
+  get: generateMetadata
 }