gancio-upstream/server/api/storage.js
2022-05-09 17:16:09 +02:00

49 lines
1.5 KiB
JavaScript

const fs = require('fs')
const path = require('path')
const crypto = require('crypto')
const mkdirp = require('mkdirp')
const sharp = require('sharp')
const log = require('../log')
const config = require('../config')
try {
mkdirp.sync(config.upload_path + '/thumb')
} catch (e) {}
const DiskStorage = {
_handleFile (req, file, cb) {
const filename = crypto.randomBytes(16).toString('hex')
const sharpStream = sharp({ failOnError: true })
const promises = [
sharpStream.clone().resize(500, null, { withoutEnlargement: true }).jpeg({ mozjpeg: true, progressive: true }).toFile(path.resolve(config.upload_path, 'thumb', filename + '.jpg')),
sharpStream.clone().resize(1200, null, { withoutEnlargement: true } ).jpeg({ quality: 95, mozjpeg: true, progressive: true }).toFile(path.resolve(config.upload_path, filename + '.jpg')),
]
file.stream.pipe(sharpStream)
Promise.all(promises)
.then(res => {
const info = res[1]
cb(null, {
destination: config.upload_path,
filename: filename + '.jpg',
path: path.resolve(config.upload_path, filename + '.jpg'),
height: info.height,
width: info.width,
size: info.size,
})
})
.catch(err => {
console.error(err)
req.err = err
cb(null)
})
},
_removeFile (_req, file, cb) {
delete file.destination
delete file.filename
fs.unlink(file.path, cb)
delete file.path
}
}
module.exports = DiskStorage