fastify-static - npm Package Compare versions

Comparing version 4.3.0 to 4.4.0

index.d.ts

@@ -6,2 +6,3 @@ // Definitions by: Jannik <https://github.com/jannikkeye>
 import { FastifyPluginCallback, FastifyReply } from 'fastify';
+import { Stats } from 'fs';
 
@@ -19,5 +20,16 @@ declare module "fastify" {
 
+interface ExtendedInformation {
+  fileCount: number;
+  totalFileCount: number;
+  folderCount: number;
+  totalFolderCount: number;
+  totalSize: number;
+  lastModified: number;
+}
+
 interface ListDir {
   href: string;
   name: string;
+  stats: Stats;
+  extendedInfo?: ExtendedInformation;
 }
@@ -28,2 +40,3 @@
   name: string;
+  stats: Stats;
 }
@@ -39,2 +52,4 @@
   render: ListRender;
+  extendedFolderInfo?: boolean;
+  jsonFormat?: 'names' | 'extended';
 }
@@ -41,0 +56,0 @@

index.js

@@ -145,3 +145,3 @@ 'use strict'
       if (opts.list) {
-        return dirList.send({
+        dirList.send({
           reply,
@@ -151,3 +151,4 @@ dir: path,
           route: pathname
-        })
+        }).catch((err) => reply.send(err))
+        return
       }
@@ -166,3 +167,9 @@
         if (opts.list && dirList.handle(pathname, opts.list)) {
-          return dirList.send({ reply, dir: dirList.path(opts.root, pathname), options: opts.list, route: pathname })
+          dirList.send({
+            reply,
+            dir: dirList.path(opts.root, pathname),
+            options: opts.list,
+            route: pathname
+          }).catch((err) => reply.send(err))
+          return
         }
@@ -169,0 +176,0 @@

lib/dirList.js

 'use strict'
 
 const path = require('path')
-const fs = require('fs')
+const fs = require('fs').promises
+const pLimit = require('p-limit')
 
@@ -13,32 +14,80 @@ const dirList = {
    */
-  list: function (dir, callback) {
+  list: async function (dir, options) {
     const entries = { dirs: [], files: [] }
-    fs.readdir(dir, (err, files) => {
-      if (err) {
-        return callback(err)
-      }
-      if (files.length < 1) {
-        callback(null, entries)
+    const files = await fs.readdir(dir)
+    if (files.length < 1) {
+      return entries
+    }
+
+    const limit = pLimit(4)
+    await Promise.all(files.map(filename => limit(async () => {
+      let stats
+      try {
+        stats = await fs.stat(path.join(dir, filename))
+      } catch (error) {
         return
       }
-      let j = 0
-      for (let i = 0; i < files.length; i++) {
-        const filename = files[i]
-        fs.stat(path.join(dir, filename), (err, file) => {
-          if (!err) {
-            if (file.isDirectory()) {
-              entries.dirs.push(filename)
-            } else {
-              entries.files.push(filename)
-            }
+      const entry = { name: filename, stats }
+      if (stats.isDirectory()) {
+        if (options.extendedFolderInfo) {
+          entry.extendedInfo = await getExtendedInfo(path.join(dir, filename))
+        }
+        entries.dirs.push(entry)
+      } else {
+        entries.files.push(entry)
+      }
+    })))
+
+    async function getExtendedInfo (folderPath) {
+      const depth = folderPath.split(path.sep).length
+      let totalSize = 0
+      let fileCount = 0
+      let totalFileCount = 0
+      let folderCount = 0
+      let totalFolderCount = 0
+      let lastModified = 0
+
+      async function walk (dir) {
+        const files = await fs.readdir(dir)
+        const limit = pLimit(4)
+        await Promise.all(files.map(filename => limit(async () => {
+          const filePath = path.join(dir, filename)
+          let stats
+          try {
+            stats = await fs.stat(filePath)
+          } catch (error) {
+            return
           }
 
-          if (j++ >= files.length - 1) {
-            entries.dirs.sort()
-            entries.files.sort()
-            callback(null, entries)
+          if (stats.isDirectory()) {
+            totalFolderCount++
+            if (filePath.split(path.sep).length === depth + 1) {
+              folderCount++
+            }
+            await walk(filePath)
+          } else {
+            totalSize += stats.size
+            totalFileCount++
+            if (filePath.split(path.sep).length === depth + 1) {
+              fileCount++
+            }
+            lastModified = Math.max(lastModified, stats.mtimeMs)
           }
-        })
+        })))
       }
-    })
+
+      await walk(folderPath)
+      return {
+        totalSize,
+        fileCount,
+        totalFileCount,
+        folderCount,
+        totalFolderCount,
+        lastModified
+      }
+    }
+
+    entries.dirs.sort((a, b) => a.name.localeCompare(b.name))
+    entries.files.sort((a, b) => a.name.localeCompare(b.name))
+    return entries
   },
@@ -53,19 +102,27 @@
    */
-  send: function ({ reply, dir, options, route }) {
-    dirList.list(dir, (err, entries) => {
-      if (err) {
-        reply.callNotFound()
-        return
-      }
+  send: async function ({ reply, dir, options, route }) {
+    let entries
+    try {
+      entries = await dirList.list(dir, options)
+    } catch (error) {
+      return reply.callNotFound()
+    }
+    const format = reply.request.query.format || options.format
+    if (format !== 'html') {
+      if (options.jsonFormat !== 'extended') {
+        const nameEntries = { dirs: [], files: [] }
+        entries.dirs.forEach(entry => nameEntries.dirs.push(entry.name))
+        entries.files.forEach(entry => nameEntries.files.push(entry.name))
 
-      if (options.format !== 'html') {
+        reply.send(nameEntries)
+      } else {
         reply.send(entries)
-        return
       }
+      return
+    }
 
-      const html = options.render(
-        entries.dirs.map(entry => dirList.htmlInfo(entry, route)),
-        entries.files.map(entry => dirList.htmlInfo(entry, route)))
-      reply.type('text/html').send(html)
-    })
+    const html = options.render(
+      entries.dirs.map(entry => dirList.htmlInfo(entry, route)),
+      entries.files.map(entry => dirList.htmlInfo(entry, route)))
+    reply.type('text/html').send(html)
   },
@@ -75,3 +132,3 @@
    * provide the html information about entry and route, to get name and full route
-   * @param {string} entry file or dir name
+   * @param entry file or dir name and stats
    * @param {string} route request route
@@ -81,3 +138,3 @@ * @return {ListFile}
   htmlInfo: function (entry, route) {
-    return { href: path.join(path.dirname(route), entry).replace(/\\/g, '/'), name: entry }
+    return { href: path.join(path.dirname(route), entry.name).replace(/\\/g, '/'), name: entry.name, stats: entry.stats, extendedInfo: entry.extendedInfo }
   },
@@ -84,0 +141,0 @@

package.json

 {
   "name": "fastify-static",
-  "version": "4.3.0",
+  "version": "4.4.0",
   "description": "Plugin for serving static files as fast as possible.",
@@ -36,2 +36,3 @@ "main": "index.js",
     "glob": "^7.1.4",
+    "p-limit": "^3.1.0",
     "readable-stream": "^3.4.0",
@@ -38,0 +39,0 @@ "send": "^0.17.1"

README.md

@@ -225,2 +225,10 @@ # fastify-static
 
+You can override the option with URL parameter `format`. Options are `html` and `json`.
+
+```bash
+GET .../public/assets?format=json
+```
+
+will return the response as json independent of `list.format`.
+
 **Example:**
@@ -304,2 +312,75 @@
 
+#### `list.extendedFolderInfo`
+
+Default: `undefined`
+
+If `true` some extended information for folders will be accessible in `list.render` and in the json response.
+
+```js
+render(dirs, files) {
+  const dir = dirs[0];
+  dir.fileCount // number of files in this folder
+  dir.totalFileCount // number of files in this folder (recursive)
+  dir.folderCount // number of folders in this folder
+  dir.totalFolderCount // number of folders in this folder (recursive)
+  dir.totalSize // size of all files in this folder (recursive)
+  dir.lastModified // most recent last modified timestamp of all files in this folder (recursive)
+}
+```
+
+Warning: This will slightly decrease the performance, especially for deeply nested file structures.
+
+#### `list.jsonFormat`
+
+Default: `names`
+
+Options: `names`, `extended`
+
+This option determines the output format when `json` is selected.
+
+`names`:
+```json
+{
+  "dirs": [
+    "dir1",
+    "dir2"
+  ],
+  "files": [
+    "file1.txt",
+    "file2.txt"
+  ]
+}
+```
+
+`extended`:
+```json
+{
+  "dirs": [
+    {
+      "name": "dir1",
+      "stats": {
+        "dev": 2100,
+        "size": 4096,
+        ...
+      },
+      "extendedInfo": {
+        "fileCount": 4,
+        "totalSize": 51233,
+        ...
+      }
+    }
+  ],
+  "files": [
+    {
+      "name": "file1.txt",
+      "stats": {
+        "dev": 2200,
+        "size": 554,
+        ...
+      }
+    }
+  ]
+}
+```
+
 #### `preCompressed`
@@ -306,0 +387,0 @@

test/dir-list.test.js

@@ -15,4 +15,7 @@ 'use strict'
   arrange: function (t, options, f) {
+    return helper.arrangeModule(t, options, fastifyStatic, f)
+  },
+  arrangeModule: function (t, options, mock, f) {
     const fastify = Fastify()
-    fastify.register(fastifyStatic, options)
+    fastify.register(mock, options)
     t.teardown(fastify.close.bind(fastify))
@@ -241,2 +244,82 @@ fastify.listen(0, err => {
 
+t.test('dir list html format - stats', t => {
+  t.plan(7)
+
+  const options1 = {
+    root: path.join(__dirname, '/static'),
+    prefix: '/public',
+    index: false,
+    list: {
+      format: 'html',
+      render (dirs, files) {
+        t.ok(dirs.length > 0)
+        t.ok(files.length > 0)
+
+        t.ok(dirs.every(every))
+        t.ok(files.every(every))
+
+        function every (value) {
+          return value.stats &&
+            value.stats.atime &&
+            !value.extendedInfo
+        }
+      }
+    }
+  }
+
+  const route = '/public/'
+
+  helper.arrange(t, options1, (url) => {
+    simple.concat({
+      method: 'GET',
+      url: url + route
+    }, (err, response, body) => {
+      t.error(err)
+      t.equal(response.statusCode, 200)
+    })
+  })
+})
+
+t.test('dir list html format - extended info', t => {
+  t.plan(4)
+
+  const route = '/public/'
+
+  const options = {
+    root: path.join(__dirname, '/static'),
+    prefix: '/public',
+    index: false,
+    list: {
+      format: 'html',
+      extendedFolderInfo: true,
+      render (dirs, files) {
+        t.test('dirs', t => {
+          t.plan(dirs.length * 7)
+
+          for (const value of dirs) {
+            t.ok(value.extendedInfo)
+
+            t.equal(typeof value.extendedInfo.fileCount, 'number')
+            t.equal(typeof value.extendedInfo.totalFileCount, 'number')
+            t.equal(typeof value.extendedInfo.folderCount, 'number')
+            t.equal(typeof value.extendedInfo.totalFolderCount, 'number')
+            t.equal(typeof value.extendedInfo.totalSize, 'number')
+            t.equal(typeof value.extendedInfo.lastModified, 'number')
+          }
+        })
+      }
+    }
+  }
+
+  helper.arrange(t, options, (url) => {
+    simple.concat({
+      method: 'GET',
+      url: url + route
+    }, (err, response, body) => {
+      t.error(err)
+      t.equal(response.statusCode, 200)
+    })
+  })
+})
+
 t.test('dir list json format', t => {
@@ -275,2 +358,88 @@ t.plan(2)
 
+t.test('dir list json format - extended info', t => {
+  t.plan(2)
+
+  const options = {
+    root: path.join(__dirname, '/static'),
+    prefix: '/public',
+    prefixAvoidTrailingSlash: true,
+    list: {
+      format: 'json',
+      names: ['index', 'index.json', '/'],
+      extendedFolderInfo: true,
+      jsonFormat: 'extended'
+
+    }
+  }
+  const routes = ['/public/shallow/']
+
+  helper.arrange(t, options, (url) => {
+    for (const route of routes) {
+      t.test(route, t => {
+        t.plan(5)
+        simple.concat({
+          method: 'GET',
+          url: url + route
+        }, (err, response, body) => {
+          t.error(err)
+          t.equal(response.statusCode, 200)
+          const bodyObject = JSON.parse(body.toString())
+          t.equal(bodyObject.dirs[0].name, 'empty')
+          t.equal(typeof bodyObject.dirs[0].stats.atime, 'string')
+          t.equal(typeof bodyObject.dirs[0].extendedInfo.totalSize, 'number')
+        })
+      })
+    }
+  })
+})
+
+t.test('dir list - url parameter format', t => {
+  t.plan(13)
+
+  const options = {
+    root: path.join(__dirname, '/static'),
+    prefix: '/public',
+    index: false,
+    list: {
+      format: 'html',
+      render (dirs, files) {
+        return 'html'
+      }
+    }
+  }
+  const route = '/public/'
+
+  helper.arrange(t, options, (url) => {
+    simple.concat({
+      method: 'GET',
+      url: url + route
+    }, (err, response, body) => {
+      t.error(err)
+      t.equal(response.statusCode, 200)
+      t.equal(body.toString(), 'html')
+      t.ok(response.headers['content-type'].includes('text/html'))
+    })
+
+    simple.concat({
+      method: 'GET',
+      url: url + route + '?format=html'
+    }, (err, response, body) => {
+      t.error(err)
+      t.equal(response.statusCode, 200)
+      t.equal(body.toString(), 'html')
+      t.ok(response.headers['content-type'].includes('text/html'))
+    })
+
+    simple.concat({
+      method: 'GET',
+      url: url + route + '?format=json'
+    }, (err, response, body) => {
+      t.error(err)
+      t.equal(response.statusCode, 200)
+      t.ok(body.toString())
+      t.ok(response.headers['content-type'].includes('application/json'))
+    })
+  })
+})
+
 t.test('dir list on empty dir', t => {
@@ -393,1 +562,40 @@ t.plan(2)
 })
+
+t.test('dir list error', t => {
+  t.plan(7)
+
+  const options = {
+    root: path.join(__dirname, '/static'),
+    prefix: '/public',
+    prefixAvoidTrailingSlash: true,
+    index: false,
+    list: {
+      format: 'html',
+      names: ['index', 'index.htm'],
+      render: () => ''
+    }
+  }
+
+  const errorMessage = 'mocking send'
+  const dirList = require('../lib/dirList')
+  dirList.send = async () => { throw new Error(errorMessage) }
+
+  const mock = t.mock('..', {
+    '../lib/dirList.js': dirList
+  })
+
+  const routes = ['/public/', '/public/index.htm']
+
+  helper.arrangeModule(t, options, mock, (url) => {
+    for (const route of routes) {
+      simple.concat({
+        method: 'GET',
+        url: url + route
+      }, (err, response, body) => {
+        t.error(err)
+        t.equal(JSON.parse(body.toString()).message, errorMessage)
+        t.equal(response.statusCode, 500)
+      })
+    }
+  })
+})

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Improved metrics

Total package byte prevSize

346324

increased by2.66%

Lines of code

4232

increased by6.39%

Number of lines in readme file

439

increased by22.63%

Worsened metrics

Dependency count

7

increased by16.67%

Dependency changes

• + Addedp-limit@^3.1.0

• + Addedp-limit@3.1.0(transitive)

• + Addedyocto-queue@0.1.0(transitive)