mirror of
https://github.com/mollersuite/monofile.git
synced 2024-10-07 12:26:25 -07:00
177 lines
5.9 KiB
TypeScript
177 lines
5.9 KiB
TypeScript
import bodyParser from "body-parser"
|
|
import multer, {memoryStorage} from "multer"
|
|
import Discord, { Intents, Client } from "discord.js"
|
|
import express from "express"
|
|
import fs from "fs"
|
|
import axios from "axios"
|
|
|
|
require('dotenv').config()
|
|
|
|
let app = express()
|
|
|
|
const multerSetup = multer({storage:memoryStorage()})
|
|
|
|
let config = require("../config.json")
|
|
app.use(bodyParser.json({limit:(config.maxDiscordFileSize*config.maxDiscordFiles)+1048576}))
|
|
let files:{[key:string]:{filename:string,mime:string,messageids:string[]}} = {}
|
|
|
|
// funcs
|
|
|
|
function ThrowError(response:express.Response,code:number,errorMessage:string) {
|
|
fs.readFile(__dirname+"/../pages/error.html",(err,buf) => {
|
|
if (err) {response.sendStatus(500);console.log(err);return}
|
|
response.status(code)
|
|
response.send(buf.toString().replace("$ErrorCode",code.toString()).replace("$ErrorMessage",errorMessage))
|
|
})
|
|
}
|
|
|
|
// init data
|
|
|
|
if (!fs.existsSync(__dirname+"/../.data/")) fs.mkdirSync(__dirname+"/../.data/")
|
|
|
|
fs.readFile(__dirname+"/../.data/files.json",(err,buf) => {
|
|
if (err) {console.log(err);return}
|
|
files = JSON.parse(buf.toString() || "{}")
|
|
})
|
|
|
|
// discord
|
|
|
|
let client = new Client({intents:[
|
|
Intents.FLAGS.GUILD_MESSAGES,
|
|
Intents.FLAGS.MESSAGE_CONTENT
|
|
],restRequestTimeout:config.requestTimeout})
|
|
|
|
let uploadChannel:Discord.TextBasedChannel
|
|
|
|
app.get("/", function(req,res) {
|
|
fs.readFile(__dirname+"/../pages/upload.html",(err,buf) => {
|
|
if (err) {res.sendStatus(500);console.log(err);return}
|
|
res.send(buf.toString().replace("$MaxInstanceFilesize",`${(config.maxDiscordFileSize*config.maxDiscordFiles)/1048576}MB`))
|
|
})
|
|
})
|
|
|
|
app.post("/upload",multerSetup.single('file'),async (req,res) => {
|
|
if (req.file) {
|
|
if (!req.file.originalname || !req.file.mimetype) {res.status(400); res.send("[err] missing name/mime");return}
|
|
|
|
let uploadId = Math.random().toString().slice(2)
|
|
|
|
if (files[uploadId]) {res.status(500); res.send("[err] please try again"); return}
|
|
if (req.file.originalname.length > 64) {res.status(400); res.send("[err] name too long"); return}
|
|
if (req.file.mimetype.length > 64) {res.status(400); res.send("[err] mime too long"); return}
|
|
|
|
// get buffer
|
|
let fBuffer = req.file.buffer
|
|
if (fBuffer.byteLength >= (config.maxDiscordFileSize*config.maxDiscordFiles)) {res.status(400); res.send("[err] file too large"); return}
|
|
|
|
// generate buffers to upload
|
|
let toUpload = []
|
|
for (let i = 0; i < Math.ceil(fBuffer.byteLength/config.maxDiscordFileSize); i++) {
|
|
toUpload.push(fBuffer.subarray(i*config.maxDiscordFileSize,Math.min(fBuffer.byteLength,(i+1)*config.maxDiscordFileSize)))
|
|
}
|
|
|
|
// begin uploading
|
|
let uploadTmplt:Discord.FileOptions[] = toUpload.map((e) => {return {name:Math.random().toString().slice(2),attachment:e}})
|
|
let uploadGroups = []
|
|
for (let i = 0; i < Math.ceil(uploadTmplt.length/10); i++) {
|
|
uploadGroups.push(uploadTmplt.slice(i*10,((i+1)*10)))
|
|
}
|
|
|
|
let msgIds = []
|
|
|
|
for (let i = 0; i < uploadGroups.length; i++) {
|
|
let ms = await uploadChannel.send({files:uploadGroups[i]}).catch((e) => {console.error(e)})
|
|
if (ms) {
|
|
msgIds.push(ms.id)
|
|
} else {
|
|
res.status(500); res.send("[err] please try again"); return
|
|
}
|
|
}
|
|
|
|
// save
|
|
|
|
files[uploadId] = {
|
|
filename:req.file.originalname,
|
|
messageids:msgIds,
|
|
mime:req.file.mimetype
|
|
}
|
|
|
|
fs.writeFile(__dirname+"/../.data/files.json",JSON.stringify(files),(err) => {
|
|
if (err) {res.status(500); res.send("[err] please try again"); delete files[uploadId];return}
|
|
res.send(uploadId)
|
|
})
|
|
|
|
} else {
|
|
res.status(400)
|
|
res.send("[err] bad request")
|
|
}
|
|
})
|
|
|
|
app.get("/download/:fileId",(req,res) => {
|
|
if (files[req.params.fileId]) {
|
|
let file = files[req.params.fileId]
|
|
|
|
fs.readFile(__dirname+"/../pages/download.html",(err,buf) => {
|
|
if (err) {res.sendStatus(500);console.log(err);return}
|
|
res.send(buf.toString().replace(/\$FileName/g,file.filename).replace(/\$FileId/g,req.params.fileId))
|
|
})
|
|
} else {
|
|
ThrowError(res,404,"File not found. <a href=\"javascript:history.back()\">Back</a> <a href=\"/\">Home</a>")
|
|
}
|
|
})
|
|
|
|
app.get("/file/:fileId",async (req,res) => {
|
|
if (files[req.params.fileId]) {
|
|
let file = files[req.params.fileId]
|
|
let bufToCombine = []
|
|
|
|
for (let i = 0; i < file.messageids.length; i++) {
|
|
let msg = await uploadChannel.messages.fetch(file.messageids[i]).catch(() => {return null})
|
|
if (msg?.attachments) {
|
|
let attach = Array.from(msg.attachments.values())
|
|
for (let i = 0; i < attach.length; i++) {
|
|
let d = await axios.get(attach[i].url,{responseType:"arraybuffer"}).catch((e:Error) => {console.error(e)})
|
|
if (d) {
|
|
bufToCombine.push(d.data)
|
|
} else {
|
|
res.sendStatus(500);return
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
let nb:Buffer|null = Buffer.concat(bufToCombine)
|
|
|
|
res.setHeader('Content-Type',file.mime)
|
|
res.send(nb)
|
|
|
|
nb = null
|
|
|
|
} else {
|
|
res.sendStatus(404)
|
|
}
|
|
})
|
|
|
|
app.get("*",(req,res) => {
|
|
ThrowError(res,404,"Page not found. <a href=\"javascript:history.back()\">Back</a> <a href=\"/\">Home</a>")
|
|
})
|
|
|
|
|
|
|
|
client.on("ready",() => {
|
|
console.log("Discord OK!")
|
|
|
|
client.guilds.fetch(config.targetGuild).then((g) => {
|
|
g.channels.fetch(config.targetChannel).then((a) => {
|
|
if (a?.isText()) {
|
|
uploadChannel = a
|
|
}
|
|
})
|
|
})
|
|
})
|
|
|
|
app.listen(3000,function() {
|
|
console.log("Web OK!")
|
|
})
|
|
|
|
client.login(process.env.TOKEN) |