.env.example

@@ -1,4 +0,0 @@
-HOST="0.0.0.0"
-PORT="3000"
-MONGODB_URL="mongodb://user:pass@localhost/filesharing?authSource=admin"
-UPLOAD_SIZE_LIMIT=10485760

.gitignore

@@ -1,5 +1,3 @@
-upload/
-
 # ---> Node
 # Logs
 logs

README.md

@@ -1,3 +1 @@
-# 文件分享
+# 文件分享服务器
-
-一个文件分享服务应用

models/Filesharing.js

@@ -1,12 +0,0 @@
-const mongoose = require('mongoose')
-const Filesharing = new mongoose.Schema({
-    md5: { type: String, require: true },
-    size: { type: Number, require: true },
-    encoding: { type: String, require: true },
-    mimetype: { type: String, require: true },
-    filename: { type: String, require: true },
-    password: { type: String, require: true },
-    downloads: { type: Number, default: 0 },
-    createdAt: { type: Date, default: Date.now },
-})
-module.exports = mongoose.model('Filesharing', Filesharing)

package.json

@@ -1,7 +1,7 @@
 {
-    "name": "filesharing",
+    "name": "fileshare",
     "version": "0.1.0",
-    "description": "文件分享",
+    "description": "文件分享服务器",
     "main": "server.js",
     "scripts": {
         "start": "nodemon",
@@ -9,22 +9,13 @@
     },
     "repository": {
         "type": "git",
-        "url": "ssh://git@nas:2222/zhaoxin/filesharing.git"
+        "url": "ssh://git@nas:2222/zhaoxin/fileshare.git"
     },
     "keywords": [],
     "author": "Zhao Xin <7176466@qq.com>",
     "license": "MIT",
     "dependencies": {
-        "bcryptjs": "^2.4.3",
+        "express": "^4.18.1"
-        "cron": "^2.1.0",
-        "dotenv": "^16.0.1",
-        "express": "^4.18.1",
-        "filesize": "^9.0.11",
-        "md5-file": "^5.0.0",
-        "moment": "^2.29.4",
-        "mongoose": "^6.5.3",
-        "multer": "^1.4.5-lts.1",
-        "pug": "^3.0.2"
     },
     "devDependencies": {
         "nodemon": "^2.0.19"

public/style.css

@@ -1,48 +0,0 @@
-* {
-    margin: 0px;
-    padding: 0px;
-    box-sizing: border-box;
-}
-
-body {
-    user-select: none;
-    max-width: 480px;
-    margin: 0 auto;
-}
-
-p,
-h1,
-li,
-form {
-    margin: 1rem auto;
-}
-
-form {
-    display: grid;
-    grid-template-columns: auto 1fr;
-    gap: 1rem;
-}
-
-form button {
-    grid-column: span 2;
-    cursor: pointer;
-}
-
-.small {
-    color: gray;
-    font-size: xx-small;
-}
-
-audio,
-video {
-    width: 480px;
-}
-
-img {
-    width: 480px;
-    object-fit: cover;
-}
-
-::marker {
-    content: '💾 ';
-}

server.js

@@ -1,124 +1,10 @@
-require('dotenv').config()
-const HOST = process.env.HOST || 'localhost'
-const PORT = process.env.PORT || '3000'
-const MONGODB_URL = process.env.MONGODB_URL || 'mongodb+srv://test:It6E1HC5p5K83bS8@test.ekqr7.azure.mongodb.net/test?retryWrites=true&w=majority'
-const UPLOAD_SIZE_LIMIT = process.env.UPLOAD_SIZE_LIMIT || 102400
-const UPLOAD_TEMP_PATH = process.env.UPLOAD_TEMP_PATH || '/tmp'
-const UPLOAD_SAVE_PATH = process.env.UPLOAD_SAVE_PATH || 'upload'
-
-const fs = require('fs')
-const path = require('path')
-const md5file = require('md5-file')
-const filesize = require('filesize')
-const { hash, compare } = require('bcryptjs')
-
-const mongoose = require('mongoose')
-mongoose.connect(MONGODB_URL, { useNewUrlParser: true }).catch(error => console.error(error))
-mongoose.connection.on('connected', () => console.info('mongodb is connected'))
-mongoose.connection.on('error', (error) => console.error(error))
-const Filesharing = require('./models/Filesharing')
-
-const CronJob = require('cron').CronJob
-const job = new CronJob(
-    '0 * * * * *',
-    async () => {
-        const files = await Filesharing.find({ createdAt: { $lt: new Date(Date.now() - 24 * 3600 * 1000) } })
-        for (let file of files) {
-            const id = file.id
-            await Filesharing.findByIdAndDelete(id)
-            console.log(`删除共享 ${id}`)
-            const ref_number = await Filesharing.countDocuments({ md5: file.md5 })
-            if (ref_number == 0) {
-                const file_path = path.join(__dirname, UPLOAD_SAVE_PATH, file.md5)
-                fs.unlinkSync(file_path)
-                console.log(`删除文件 ${file_path}`)
-            }
-        }
-    },
-    null,
-    true
-)
-
 const express = require('express')
 const app = express()
-app.use(express.static('public'))
+app.get('/', (req, res) => {
-app.set('view engine', 'pug')
+    res.end('hello, world!')
-app.use(express.urlencoded({ extended: false }))
-app.use(express.json())
-app.locals.moment = require('moment')
-app.locals.moment.locale('zh-cn')
-app.locals.filesize = filesize.partial({ base: 2, standard: 'jedec' })
-app.get('/', async (req, res) => {
-    const files = await Filesharing.find().sort({ createdAt: -1 })
-    res.render('index', { title: '文件分享', files })
 })
-app.get('/upload', async (req, res) => {
+const host = 'localhost'
-    res.render('upload', { title: '文件上传' })
+const port = 3000
-})
+const server = app.listen(port, host, () => {
-
+    console.log(`server is running at http://${host}:${port}`)
-const multer = require('multer')
-const upload = multer({ dest: UPLOAD_TEMP_PATH, limits: { fileSize: UPLOAD_SIZE_LIMIT } })
-app.post('/upload', upload.single('file'), async (req, res) => {
-    const file_temp_path = path.join(UPLOAD_TEMP_PATH, req.file.filename)
-    const md5 = await md5file(file_temp_path)
-    const file_save_path = path.join(__dirname, UPLOAD_SAVE_PATH, md5)
-    if (!fs.existsSync(file_save_path)) {
-        fs.cpSync(file_temp_path, file_save_path) // 复制临时文件到UPLOAD_PATH
-    }
-    fs.unlinkSync(file_temp_path) // 删除临时文件
-    // 写入数据库
-    const file = await Filesharing.create({
-        md5,
-        size: req.file.size,
-        encoding: req.file.encoding,
-        mimetype: req.file.mimetype,
-        // 解决了multer将中文文件名错误编码的问题
-        filename: Buffer.from(req.file.originalname, 'latin1').toString('utf8'),
-        password: req.body.password ? await hash(req.body.password, 16) : '',
-    })
-    console.log(`上传文件 ${file.filename}`)
-    res.status(201).render('upload', { title: '文件上传', file })
-})
-app.get('/download/:id', async (req, res) => {
-    try {
-        if (!req.params.id.match(/^[0-9a-fA-F]{24}$/)) throw '格式错误的ObjectId'
-        const file = await Filesharing.findById(req.params.id)
-        if (!file) throw '试图下载不存在的文件'
-        res.render('download', { title: '文件下载', file })
-    } catch (error) {
-        console.error(error)
-        res.sendStatus(404)
-    }
-})
-app.post('/download/:id', async (req, res) => {
-    try {
-        if (!req.params.id.match(/^[0-9a-fA-F]{24}$/)) throw '格式错误的ObjectId'
-        const file = await Filesharing.findById(req.params.id)
-        if (!file) throw '试图下载不存在的文件'
-        if (file.password == '' || (await compare(req.body.password, file.password)) == true) {
-            await Filesharing.findByIdAndUpdate(req.params.id, { $inc: { downloads: 1 } })
-            console.log(`下载文件 ${file.filename}`)
-            res.status(200).download(path.join(UPLOAD_SAVE_PATH, file.md5), file.filename)
-        } else {
-            res.sendStatus(401)
-        }
-    } catch (error) {
-        console.error(error)
-        res.sendStatus(404)
-    }
-})
-app.get('/file/:md5', async (req, res) => {
-    try {
-        const file = await Filesharing.findOne({ md5: req.params.md5 })
-        if (!file) throw '试图下载不存在的文件'
-        if (file.password != '') throw '访问的文件需要密码'
-        res.sendFile(path.join(__dirname, UPLOAD_SAVE_PATH, req.params.md5))
-    } catch (error) {
-        console.error(error)
-        res.sendStatus(404)
-    }
-})
-
-app.listen(PORT, HOST, () => {
-    console.info(`server is running at http://${HOST}:${PORT}`)
 })

views/download.pug

@@ -1,32 +0,0 @@
-extends layout
-block main
-    p
-        a(href='/') 返回首页
-    form(method='POST')
-        label 文件
-        label= file.filename
-        label 类型
-        label= file.mimetype
-        label 大小
-        label= filesize(file.size)
-        label 上传
-        label= moment(file.createdAt).fromNow()
-        label 热度
-        label= file.downloads
-            |   次下载
-        if file.password
-            label(for='password_input') 密码
-            input(id='password_input' name='password' type='password' autocomplete='off'  required)
-        button(id='download_button' type='submit') 下载
-    if !file.password
-        - const mimetype = file.mimetype.split('/')[0]
-        - const src = '/file/' + file.md5
-        if mimetype == 'image'
-            p 预览
-            img(src=src)
-        if mimetype == 'audio'
-            p 预览
-            audio(controls src=src)
-        if mimetype == 'video'
-            p 预览
-            video(controls src=src)

views/index.pug

@@ -1,14 +0,0 @@
-extends layout
-block main
-    p
-        a(href='upload') 我要上传
-    ul
-        if files.length==0
-            li 暂无文件
-        else
-        for file in files
-            li
-                a(href=`download/${file.id}`)= file.filename
-                if file.password
-                    span  ㊙️
-                span.small  (#{moment(file.createdAt).fromNow()}, #{file.downloads} 次下载)

views/layout.pug

@@ -1,13 +0,0 @@
-doctype html
-html(lang='zh')
-    head
-        meta(charset='UTF-8')
-        meta(http-equiv='X-UA-Compatible' content='IE=edge')
-        meta(name='viewport' content='width=device-width, initial-scale=1.0')
-        link(rel='icon' href='/favicon.ico' type='image/x-icon')
-        link(rel='stylesheet' href='/style.css')
-        title #{title}
-    body
-        .container
-            h1 #{title}
-            block main

views/upload.pug

@@ -1,19 +0,0 @@
-extends layout
-block main
-    p
-        a(href='/') 返回首页
-    if file
-        section
-            p
-                | 文件  
-                var #{file.filename}  
-                | 分享成功！
-            p 链接  
-                - const url = 'download/' + file.id
-                a(href=url)= url
-    form(method='POST' action='upload' enctype='multipart/form-data')
-        label(for='file_input') 文件
-        input(id='file_input' name='file' type='file' required)
-        label(for='password_input') 密码
-        input(id='password_input' name='password' type='password' autocomplete='off')
-        button(id='share_button' type='submit') 分享