108 lines
3.1 KiB
JavaScript
108 lines
3.1 KiB
JavaScript
let express = require('express');
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let multer = require('multer');
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let fs = require('fs');
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function extension(string) {
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return string.slice((string.lastIndexOf(".") - 2 >>> 0) + 2);
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}
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const storage = multer.diskStorage({
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destination: function (req, file, cb) {
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cb(null, 'uploads/')
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},
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filename : function(req, file, cb) {
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let prefix = Date.now();
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if (req.body.title == '' || req.body.title == null || req.body.title == undefined)
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cb(null, prefix + '-' + file.originalname)
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else
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cb(null, prefix + '-' + req.body.title + extension(file.originalname))
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}
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});
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const fileFilter = function(req, file, cb) {
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if (file.mimetype == "image/png" || file.mimetype == "image/jpg" || file.mimetype == "image/jpeg" || file.mimetype == "image/gif" || file.mimetype == "image/webp"
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|| file.mimetype == "video/mp4" || file.mimetype == "video/mov" || file.mimetype == "video/webm"
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|| file.mimetype == "audio/mpeg" || file.mimetype == "audio/ogg") {
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cb(null, true)
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} else {
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cb(null, false);
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//return cb(new Error('Only media files allowed'));
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}
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}
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let upload = multer({ storage: storage, fileFilter: fileFilter });
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let db = require('../db');
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function fetchMedia(req, res, next) {
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db.all('SELECT * FROM media', (err, rows) => {
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if (err) return next(err);
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let files = rows.map((row)=> {
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return {
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id: row.id,
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path: row.path,
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expire: row.expire,
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url: '/' + row.id
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}
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});
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res.locals.files = files;
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res.locals.Count = files.length;
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next();
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});
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}
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let router = express.Router();
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router.get('/', function (req, res, next) {
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if (!req.user) { return res.render('home'); }
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next();
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}, fetchMedia, function(req, res, next) {
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res.locals.filter = null;
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res.render('index', { user: req.user });
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});
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router.post('/', upload.single('fileupload'), function(req, res, next) {
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if (!req.file || Object.keys(req.file).length === 0) {
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return res.status(400).send('No files were uploaded.');
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}
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db.run('INSERT INTO media (path) VALUES (?)', [req.file.filename], function (err) {
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if (err) return next(err);
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return res.redirect('/');
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})
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});
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router.post('/:id(\\d+)/delete', function(req, res, next) {
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db.all('SELECT path FROM media WHERE id = ?', [ req.params.id ], function(err, path) {
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if (err) { return next(err); }
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fs.unlink('uploads/' + path[0].path, (err => {
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if (err) {
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console.log(err)
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if (err.errno = -4058) { //File just doesnt exist anymore
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db.run('DELETE FROM media WHERE id = ?', [
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req.params.id
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], function(err) {
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if (err) { return next(err); }
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return res.redirect('/');
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});
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} else {
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console.log(err)
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return res.redirect('/');
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}
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}
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else {
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console.log(`Deleted ${path}`);
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//Callback Hell :D
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db.run('DELETE FROM media WHERE id = ?', [
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req.params.id
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], function(err) {
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if (err) { return next(err); }
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return res.redirect('/');
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});
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}
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}));
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});
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});
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module.exports = router;
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