filesafe/controllers/albumsController.js

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const config = require('../config.js')
const db = require('knex')(config.database)
const randomstring = require('randomstring')
const utils = require('./utilsController.js')
const path = require('path')
const fs = require('fs')
const Zip = require('jszip')
const albumsController = {}
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albumsController.list = async (req, res, next) => {
const albumDomain = config.albumDomain || config.domain
const user = await utils.authorize(req, res)
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const fields = ['id', 'name']
if (req.params.sidebar === undefined) {
fields.push('timestamp')
fields.push('identifier')
}
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const albums = await db.table('albums').select(fields).where({ enabled: 1, userid: user.id })
if (req.params.sidebar !== undefined) {
return res.json({ success: true, albums })
}
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let ids = []
for (let album of albums) {
album.date = new Date(album.timestamp * 1000)
album.date = utils.getPrettyDate(album.date)
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album.identifier = `${albumDomain}/a/${album.identifier}`
ids.push(album.id)
}
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const files = await db.table('files').whereIn('albumid', ids).select('albumid')
const albumsCount = {}
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for (let id of ids) albumsCount[id] = 0
for (let file of files) albumsCount[file.albumid] += 1
for (let album of albums) album.files = albumsCount[album.id]
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return res.json({ success: true, albums })
}
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albumsController.create = async (req, res, next) => {
const user = await utils.authorize(req, res)
const name = req.body.name
if (name === undefined || name === '') {
return res.json({ success: false, description: 'No album name specified' })
}
const album = await db.table('albums').where({
name: name,
enabled: 1,
userid: user.id
}).first()
if (album) {
return res.json({ success: false, description: 'There\'s already an album with that name' })
}
await db.table('albums').insert({
name: name,
enabled: 1,
userid: user.id,
identifier: randomstring.generate(8),
timestamp: Math.floor(Date.now() / 1000),
editedAt: 0,
zipGeneratedAt: 0
})
return res.json({ success: true })
}
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albumsController.delete = async (req, res, next) => {
const user = await utils.authorize(req, res)
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const id = req.body.id
if (id === undefined || id === '') {
return res.json({ success: false, description: 'No album specified' })
}
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await db.table('albums').where({ id: id, userid: user.id }).update({ enabled: 0 })
return res.json({ success: true })
}
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albumsController.rename = async (req, res, next) => {
const user = await utils.authorize(req, res)
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const id = req.body.id
if (id === undefined || id === '') {
return res.json({ success: false, description: 'No album specified' })
}
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const name = req.body.name
if (name === undefined || name === '') {
return res.json({ success: false, description: 'No name specified' })
}
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const album = await db.table('albums').where({ name: name, userid: user.id }).first()
if (album) {
return res.json({ success: false, description: 'Name already in use' })
}
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await db.table('albums').where({ id: id, userid: user.id }).update({ name: name })
return res.json({ success: true })
}
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albumsController.get = async (req, res, next) => {
const identifier = req.params.identifier
if (identifier === undefined) return res.status(401).json({ success: false, description: 'No identifier provided' })
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const album = await db.table('albums').where({ identifier, enabled: 1 }).first()
if (!album) return res.json({ success: false, description: 'Album not found' })
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const title = album.name
const files = await db.table('files').select('name').where('albumid', album.id).orderBy('id', 'DESC')
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for (let file of files) {
file.file = `${config.domain}/${file.name}`
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const ext = path.extname(file.name).toLowerCase()
if ((config.uploads.generateImageThumbnails && utils.imageExtensions.includes(ext)) || (config.uploads.generateVideoThumbnails && utils.videoExtensions.includes(ext))) {
file.thumb = `${config.domain}/thumbs/${file.name.slice(0, -ext.length)}.png`
}
}
return res.json({
success: true,
title: title,
count: files.length,
files
})
}
albumsController.generateZip = async (req, res, next) => {
const identifier = req.params.identifier
if (identifier === undefined) return res.status(401).json({ success: false, description: 'No identifier provided' })
if (!config.uploads.generateZips) return res.status(401).json({ success: false, description: 'Zip generation disabled' })
const album = await db.table('albums').where({ identifier, enabled: 1 }).first()
if (!album) return res.json({ success: false, description: 'Album not found' })
if (album.zipGeneratedAt > album.editedAt) {
const filePath = path.join(config.uploads.folder, 'zips', `${identifier}.zip`)
const fileName = `${album.name}.zip`
return res.download(filePath, fileName)
} else {
console.log(`Generating zip for album identifier: ${identifier}`)
const files = await db.table('files').select('name').where('albumid', album.id)
if (files.length === 0) return res.json({ success: false, description: 'There are no files in the album' })
const zipPath = path.join(__dirname, '..', config.uploads.folder, 'zips', `${album.identifier}.zip`)
let archive = new Zip()
for (let file of files) {
try {
// const exists = fs.statSync(path.join(__dirname, '..', config.uploads.folder, file.name))
archive.file(file.name, fs.readFileSync(path.join(__dirname, '..', config.uploads.folder, file.name)))
} catch (err) {
console.log(err)
}
}
archive
.generateNodeStream({ type: 'nodebuffer', streamFiles: true })
.pipe(fs.createWriteStream(zipPath))
.on('finish', async () => {
console.log(`Generated zip for album identifier: ${identifier}`)
await db.table('albums')
.where('id', album.id)
.update({ zipGeneratedAt: Math.floor(Date.now() / 1000) })
const filePath = path.join(config.uploads.folder, 'zips', `${identifier}.zip`)
const fileName = `${album.name}.zip`
return res.download(filePath, fileName)
})
}
}
module.exports = albumsController