mirror of
https://github.com/BobbyWibowo/lolisafe.git
synced 2024-12-13 16:06:21 +00:00
928 lines
26 KiB
JavaScript
928 lines
26 KiB
JavaScript
const { promisify } = require('util')
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const { spawn } = require('child_process')
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const fetch = require('node-fetch')
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const ffmpeg = require('fluent-ffmpeg')
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const path = require('path')
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const sharp = require('sharp')
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const si = require('systeminformation')
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const paths = require('./pathsController')
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const perms = require('./permissionController')
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const config = require('./../config')
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const logger = require('./../logger')
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const db = require('knex')(config.database)
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const self = {
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clamd: {
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scanner: null,
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timeout: config.uploads.scan.timeout || 5000,
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chunkSize: config.uploads.scan.chunkSize || 64 * 1024,
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groupBypass: config.uploads.scan.groupBypass || null,
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whitelistExtensions: (Array.isArray(config.uploads.scan.whitelistExtensions) &&
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config.uploads.scan.whitelistExtensions.length) ? config.uploads.scan.whitelistExtensions : null,
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maxSize: (parseInt(config.uploads.scan.maxSize) * 1e6) || null
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},
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gitHash: null,
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idSet: null,
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idMaxTries: config.uploads.maxTries || 1,
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imageExts: ['.webp', '.jpg', '.jpeg', '.gif', '.png', '.tiff', '.tif', '.svg'],
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videoExts: ['.webm', '.mp4', '.wmv', '.avi', '.mov', '.mkv'],
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ffprobe: promisify(ffmpeg.ffprobe),
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albumsCache: {}
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}
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const statsCache = {
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system: {
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cache: null,
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generating: false,
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generatedAt: 0
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},
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disk: {
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cache: null,
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generating: false,
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generatedAt: 0
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},
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albums: {
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cache: null,
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generating: false,
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generatedAt: 0,
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invalidatedAt: 0
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},
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users: {
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cache: null,
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generating: false,
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generatedAt: 0,
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invalidatedAt: 0
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},
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uploads: {
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cache: null,
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generating: false,
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generatedAt: 0,
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invalidatedAt: 0
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}
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}
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const cloudflareAuth = config.cloudflare && config.cloudflare.apiKey && config.cloudflare.email && config.cloudflare.zoneId
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self.mayGenerateThumb = extname => {
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return (config.uploads.generateThumbs.image && self.imageExts.includes(extname)) ||
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(config.uploads.generateThumbs.video && self.videoExts.includes(extname))
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}
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// Expand if necessary (must be lower case); for now only preserves some known tarballs
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const extPreserves = ['.tar.gz', '.tar.z', '.tar.bz2', '.tar.lzma', '.tar.lzo', '.tar.xz']
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self.extname = filename => {
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// Always return blank string if the filename does not seem to have a valid extension
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// Files such as .DS_Store (anything that starts with a dot, without any extension after) will still be accepted
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if (!/\../.test(filename)) return ''
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let lower = filename.toLowerCase() // due to this, the returned extname will always be lower case
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let multi = ''
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let extname = ''
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// check for multi-archive extensions (.001, .002, and so on)
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if (/\.\d{3}$/.test(lower)) {
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multi = lower.slice(lower.lastIndexOf('.') - lower.length)
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lower = lower.slice(0, lower.lastIndexOf('.'))
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}
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// check against extensions that must be preserved
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for (const extPreserve of extPreserves)
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if (lower.endsWith(extPreserve)) {
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extname = extPreserve
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break
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}
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if (!extname)
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extname = lower.slice(lower.lastIndexOf('.') - lower.length) // path.extname(lower)
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return extname + multi
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}
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self.escape = (string) => {
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// MIT License
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// Copyright(c) 2012-2013 TJ Holowaychuk
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// Copyright(c) 2015 Andreas Lubbe
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// Copyright(c) 2015 Tiancheng "Timothy" Gu
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if (!string)
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return string
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const str = String(string)
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const match = /["'&<>]/.exec(str)
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if (!match)
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return str
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let escape
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let html = ''
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let index = 0
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let lastIndex = 0
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for (index = match.index; index < str.length; index++) {
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switch (str.charCodeAt(index)) {
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case 34: // "
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escape = '"'
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break
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case 38: // &
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escape = '&'
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break
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case 39: // '
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escape = '''
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break
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case 60: // <
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escape = '<'
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break
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case 62: // >
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escape = '>'
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break
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default:
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continue
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}
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if (lastIndex !== index)
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html += str.substring(lastIndex, index)
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lastIndex = index + 1
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html += escape
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}
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return lastIndex !== index
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? html + str.substring(lastIndex, index)
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: html
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}
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self.stripIndents = string => {
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if (!string) return
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const result = string.replace(/^[^\S\n]+/gm, '')
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const match = result.match(/^[^\S\n]*(?=\S)/gm)
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const indent = match && Math.min(...match.map(el => el.length))
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if (indent) {
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const regexp = new RegExp(`^.{${indent}}`, 'gm')
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return result.replace(regexp, '')
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}
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return result
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}
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self.authorize = async (req, res) => {
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// TODO: Improve usage of this function by the other APIs
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const token = req.headers.token
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if (token === undefined) {
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res.status(401).json({ success: false, description: 'No token provided.' })
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return
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}
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try {
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const user = await db.table('users')
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.where('token', token)
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.first()
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if (user) {
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if (user.enabled === false || user.enabled === 0) {
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res.json({ success: false, description: 'This account has been disabled.' })
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return
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}
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return user
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}
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res.status(401).json({ success: false, description: 'Invalid token.' })
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} catch (error) {
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logger.error(error)
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res.status(500).json({ success: false, description: 'An unexpected error occurred. Try again?' })
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}
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}
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self.generateThumbs = async (name, extname, force) => {
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const thumbname = path.join(paths.thumbs, name.slice(0, -extname.length) + '.png')
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try {
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// Check if thumbnail already exists
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try {
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const lstat = await paths.lstat(thumbname)
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if (lstat.isSymbolicLink())
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// Unlink if symlink (should be symlink to the placeholder)
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await paths.unlink(thumbname)
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else if (!force)
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// Continue only if it does not exist, unless forced to
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return true
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} catch (error) {
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// Re-throw error
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if (error.code !== 'ENOENT')
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throw error
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}
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// Full path to input file
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const input = path.join(paths.uploads, name)
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// If image extension
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if (self.imageExts.includes(extname)) {
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const resizeOptions = {
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width: 200,
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height: 200,
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fit: 'contain',
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background: {
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r: 0,
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g: 0,
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b: 0,
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alpha: 0
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}
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}
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const image = sharp(input)
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const metadata = await image.metadata()
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if (metadata.width > resizeOptions.width || metadata.height > resizeOptions.height) {
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await image
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.resize(resizeOptions)
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.toFile(thumbname)
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} else if (metadata.width === resizeOptions.width && metadata.height === resizeOptions.height) {
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await image
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.toFile(thumbname)
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} else {
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const x = resizeOptions.width - metadata.width
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const y = resizeOptions.height - metadata.height
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await image
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.extend({
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top: Math.floor(y / 2),
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bottom: Math.ceil(y / 2),
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left: Math.floor(x / 2),
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right: Math.ceil(x / 2),
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background: resizeOptions.background
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})
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.toFile(thumbname)
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}
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} else if (self.videoExts.includes(extname)) {
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const metadata = await self.ffprobe(input)
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const duration = parseInt(metadata.format.duration)
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// Skip files that have neither video streams/channels nor valid duration metadata
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if (!metadata.streams || !metadata.streams.some(s => s.codec_type === 'video') || isNaN(duration))
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throw 'File does not have valid required data'
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await new Promise((resolve, reject) => {
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ffmpeg(input)
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.inputOptions([
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`-ss ${duration * 20 / 100}`
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])
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.output(thumbname)
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.outputOptions([
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'-vframes 1',
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'-vf scale=200:200:force_original_aspect_ratio=decrease'
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])
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.on('error', async error => {
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// Try to unlink thumbnail,
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// since ffmpeg may have created an incomplete thumbnail
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try {
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await paths.unlink(thumbname)
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} catch (err) {
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if (err && err.code !== 'ENOENT')
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logger.error(`[${name}]: ${err.toString()}`)
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}
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return reject(error)
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})
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.on('end', () => resolve(true))
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.run()
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})
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} else {
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return false
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}
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} catch (error) {
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// Suppress error logging for errors matching these patterns
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const errorString = error.toString()
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const suppress = [
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/Input file contains unsupported image format/,
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/Invalid data found when processing input/,
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/File does not have valid required data/
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]
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if (!suppress.some(t => t.test(errorString)))
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logger.error(`[${name}]: ${errorString}`)
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try {
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await paths.symlink(paths.thumbPlaceholder, thumbname)
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return true
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} catch (err) {
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logger.error(err)
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return false
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}
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}
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return true
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}
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self.stripTags = async (name, extname) => {
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const fullpath = path.join(paths.uploads, name)
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if (self.imageExts.includes(extname)) {
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const tmpfile = path.join(paths.uploads, `tmp-${name}`)
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await paths.rename(fullpath, tmpfile)
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try {
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await sharp(tmpfile)
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.toFile(fullpath)
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await paths.unlink(tmpfile)
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} catch (error) {
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await paths.unlink(tmpfile)
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// Re-throw error
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throw error
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}
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} else if (config.uploads.stripTags.video && self.videoExts.includes(extname)) {
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const tmpfile = path.join(paths.uploads, `tmp-${name}`)
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await paths.rename(fullpath, tmpfile)
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try {
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await new Promise((resolve, reject) => {
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ffmpeg(tmpfile)
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.output(fullpath)
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.outputOptions([
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// Experimental.
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'-c copy',
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'-map_metadata:g -1:g',
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'-map_metadata:s:v -1:g',
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'-map_metadata:s:a -1:g'
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])
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.on('error', error => reject(error))
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.on('end', () => resolve(true))
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.run()
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})
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await paths.unlink(tmpfile)
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} catch (error) {
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await paths.unlink(tmpfile)
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// Re-throw error
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throw error
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}
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}
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return true
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}
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self.unlinkFile = async (filename, predb) => {
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try {
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await paths.unlink(path.join(paths.uploads, filename))
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} catch (error) {
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// Return true if file does not exist
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if (error.code !== 'ENOENT')
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throw error
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}
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const identifier = filename.split('.')[0]
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// Do not remove from identifiers cache on pre-db-deletion
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// eslint-disable-next-line curly
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if (!predb && self.idSet) {
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self.idSet.delete(identifier)
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// logger.log(`Removed ${identifier} from identifiers cache (deleteFile)`)
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}
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const extname = self.extname(filename)
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if (self.imageExts.includes(extname) || self.videoExts.includes(extname))
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try {
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await paths.unlink(path.join(paths.thumbs, `${identifier}.png`))
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} catch (error) {
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if (error.code !== 'ENOENT')
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throw error
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}
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}
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self.bulkDeleteFromDb = async (field, values, user) => {
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// Always return an empty array on failure
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if (!user || !['id', 'name'].includes(field) || !values.length)
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return []
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// SQLITE_LIMIT_VARIABLE_NUMBER, which defaults to 999
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// Read more: https://www.sqlite.org/limits.html
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const MAX_VARIABLES_CHUNK_SIZE = 999
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const chunks = []
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while (values.length)
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chunks.push(values.splice(0, MAX_VARIABLES_CHUNK_SIZE))
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let failed = []
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const ismoderator = perms.is(user, 'moderator')
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try {
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let unlinkeds = []
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const albumids = []
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await Promise.all(chunks.map(async chunk => {
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const files = await db.table('files')
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.whereIn(field, chunk)
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.where(function () {
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if (!ismoderator)
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this.where('userid', user.id)
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})
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// Push files that could not be found in db
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failed = failed.concat(chunk.filter(value => !files.find(file => file[field] === value)))
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// Unlink all found files
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const unlinked = []
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await Promise.all(files.map(async file => {
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try {
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await self.unlinkFile(file.name, true)
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unlinked.push(file)
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} catch (error) {
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logger.error(error)
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failed.push(file[field])
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}
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}))
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if (!unlinked.length) return
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// Delete all unlinked files from db
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await db.table('files')
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.whereIn('id', unlinked.map(file => file.id))
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.del()
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self.invalidateStatsCache('uploads')
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if (self.idSet)
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unlinked.forEach(file => {
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const identifier = file.name.split('.')[0]
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self.idSet.delete(identifier)
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// logger.log(`Removed ${identifier} from identifiers cache (bulkDeleteFromDb)`)
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})
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// Push album ids
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unlinked.forEach(file => {
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if (file.albumid && !albumids.includes(file.albumid))
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albumids.push(file.albumid)
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})
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// Push unlinked files
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unlinkeds = unlinkeds.concat(unlinked)
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}))
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if (unlinkeds.length) {
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// Update albums if necessary, but do not wait
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if (albumids.length)
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db.table('albums')
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.whereIn('id', albumids)
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.update('editedAt', Math.floor(Date.now() / 1000))
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.catch(logger.error)
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// Purge Cloudflare's cache if necessary, but do not wait
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if (config.cloudflare.purgeCache)
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self.purgeCloudflareCache(unlinkeds.map(file => file.name), true, true)
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.then(results => {
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for (const result of results)
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if (result.errors.length)
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result.errors.forEach(error => logger.error(`[CF]: ${error}`))
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})
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}
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} catch (error) {
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logger.error(error)
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}
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return failed
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}
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self.purgeCloudflareCache = async (names, uploads, thumbs) => {
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if (!Array.isArray(names) || !names.length || !cloudflareAuth)
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return [{
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success: false,
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files: [],
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errors: ['An unexpected error occured.']
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}]
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let domain = config.domain
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if (!uploads) domain = config.homeDomain
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const thumbNames = []
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names = names.map(name => {
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if (uploads) {
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const url = `${domain}/${name}`
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const extname = self.extname(name)
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if (thumbs && self.mayGenerateThumb(extname))
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thumbNames.push(`${domain}/thumbs/${name.slice(0, -extname.length)}.png`)
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return url
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} else {
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return name === 'home' ? domain : `${domain}/${name}`
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}
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})
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names = names.concat(thumbNames)
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|
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// Split array into multiple arrays with max length of 30 URLs
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// https://api.cloudflare.com/#zone-purge-files-by-url
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// TODO: Handle API rate limits
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const MAX_LENGTH = 30
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const chunks = []
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while (names.length)
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chunks.push(names.splice(0, MAX_LENGTH))
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const url = `https://api.cloudflare.com/client/v4/zones/${config.cloudflare.zoneId}/purge_cache`
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const results = []
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await Promise.all(chunks.map(async chunk => {
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const result = {
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success: false,
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files: chunk,
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errors: []
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}
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try {
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const purge = await fetch(url, {
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method: 'POST',
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body: JSON.stringify({ files: chunk }),
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headers: {
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'Content-Type': 'application/json',
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'X-Auth-Email': config.cloudflare.email,
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'X-Auth-Key': config.cloudflare.apiKey
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}
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})
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const response = await purge.json()
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result.success = response.success
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if (Array.isArray(response.errors) && response.errors.length)
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result.errors = response.errors.map(error => `${error.code}: ${error.message}`)
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} catch (error) {
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result.errors = [error.toString()]
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}
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results.push(result)
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}))
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return results
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}
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|
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self.bulkDeleteExpired = async (dryrun) => {
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const timestamp = Date.now() / 1000
|
|
const field = 'id'
|
|
const sudo = { username: 'root' }
|
|
|
|
const result = {}
|
|
result.expired = await db.table('files')
|
|
.where('expirydate', '<=', timestamp)
|
|
.select(field)
|
|
.then(rows => rows.map(row => row[field]))
|
|
|
|
if (!dryrun) {
|
|
const values = result.expired.slice() // Make a shallow copy
|
|
result.failed = await self.bulkDeleteFromDb(field, values, sudo)
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
self.invalidateAlbumsCache = albumids => {
|
|
for (const albumid of albumids) {
|
|
delete self.albumsCache[albumid]
|
|
delete self.albumsCache[`${albumid}-nojs`]
|
|
}
|
|
self.invalidateStatsCache('albums')
|
|
}
|
|
|
|
self.invalidateStatsCache = type => {
|
|
if (!['albums', 'users', 'uploads'].includes(type)) return
|
|
statsCache[type].invalidatedAt = Date.now()
|
|
}
|
|
|
|
self.stats = async (req, res, next) => {
|
|
const user = await self.authorize(req, res)
|
|
if (!user) return
|
|
|
|
const isadmin = perms.is(user, 'admin')
|
|
if (!isadmin) return res.status(403).end()
|
|
|
|
try {
|
|
const stats = {}
|
|
const os = await si.osInfo()
|
|
|
|
// System info
|
|
if (!statsCache.system.cache && statsCache.system.generating) {
|
|
stats.system = false
|
|
} else if (((Date.now() - statsCache.system.generatedAt) <= 1000) || statsCache.system.generating) {
|
|
// Use cache for 1000 ms (1 second)
|
|
stats.system = statsCache.system.cache
|
|
} else {
|
|
statsCache.system.generating = true
|
|
statsCache.system.generatedAt = Date.now()
|
|
|
|
const currentLoad = await si.currentLoad()
|
|
const mem = await si.mem()
|
|
|
|
stats.system = {
|
|
_types: {
|
|
byte: ['memoryUsage'],
|
|
byteUsage: ['systemMemory']
|
|
},
|
|
platform: `${os.platform} ${os.arch}`,
|
|
distro: `${os.distro} ${os.release}`,
|
|
kernel: os.kernel,
|
|
cpuLoad: `${currentLoad.currentload.toFixed(1)}%`,
|
|
cpusLoad: currentLoad.cpus.map(cpu => `${cpu.load.toFixed(1)}%`).join(', '),
|
|
systemMemory: {
|
|
used: mem.active,
|
|
total: mem.total
|
|
},
|
|
memoryUsage: process.memoryUsage().rss,
|
|
nodeVersion: `${process.versions.node}`
|
|
}
|
|
|
|
// Update cache
|
|
statsCache.system.cache = stats.system
|
|
statsCache.system.generating = false
|
|
}
|
|
|
|
// Disk usage, only for Linux platform
|
|
if (os.platform === 'linux')
|
|
if (!statsCache.disk.cache && statsCache.disk.generating) {
|
|
stats.disk = false
|
|
} else if (((Date.now() - statsCache.disk.generatedAt) <= 60000) || statsCache.disk.generating) {
|
|
// Use cache for 60000 ms (60 seconds)
|
|
stats.disk = statsCache.disk.cache
|
|
} else {
|
|
statsCache.disk.generating = true
|
|
statsCache.disk.generatedAt = Date.now()
|
|
|
|
stats.disk = {
|
|
_types: {
|
|
byte: ['uploads', 'thumbs', 'zips', 'chunks'],
|
|
byteUsage: ['drive']
|
|
},
|
|
drive: null,
|
|
// We pre-assign the keys below to fix their order
|
|
uploads: 0,
|
|
thumbs: 0,
|
|
zips: 0,
|
|
chunks: 0
|
|
}
|
|
|
|
const subdirs = []
|
|
|
|
// Get size of uploads path (excluding sub-directories)
|
|
await new Promise((resolve, reject) => {
|
|
const proc = spawn('du', [
|
|
'--apparent-size',
|
|
'--block-size=1',
|
|
'--dereference',
|
|
'--max-depth=1',
|
|
'--separate-dirs',
|
|
paths.uploads
|
|
])
|
|
|
|
proc.stdout.on('data', data => {
|
|
const formatted = String(data)
|
|
.trim()
|
|
.split(/\s+/)
|
|
for (let i = 0; i < formatted.length; i += 2) {
|
|
const path = formatted[i + 1]
|
|
if (!path) return
|
|
|
|
if (path !== paths.uploads) {
|
|
subdirs.push(path)
|
|
continue
|
|
}
|
|
|
|
stats.disk.uploads = parseInt(formatted[i])
|
|
}
|
|
})
|
|
|
|
const stderr = []
|
|
proc.stderr.on('data', data => stderr.push(String(data)))
|
|
|
|
proc.on('exit', code => {
|
|
if (code !== 0) return reject(stderr)
|
|
resolve()
|
|
})
|
|
})
|
|
|
|
await Promise.all(subdirs.map(subdir => {
|
|
return new Promise((resolve, reject) => {
|
|
const proc = spawn('du', [
|
|
'--apparent-size',
|
|
'--block-size=1',
|
|
'--dereference',
|
|
'--summarize',
|
|
subdir
|
|
])
|
|
|
|
proc.stdout.on('data', data => {
|
|
const formatted = String(data)
|
|
.trim()
|
|
.split(/\s+/)
|
|
if (formatted.length !== 2) return
|
|
|
|
const basename = path.basename(formatted[1])
|
|
stats.disk[basename] = parseInt(formatted[0])
|
|
|
|
// Add to types if necessary
|
|
if (!stats.disk._types.byte.includes(basename))
|
|
stats.disk._types.byte.push(basename)
|
|
})
|
|
|
|
const stderr = []
|
|
proc.stderr.on('data', data => stderr.push(String(data)))
|
|
|
|
proc.on('exit', code => {
|
|
if (code !== 0) return reject(stderr)
|
|
resolve()
|
|
})
|
|
})
|
|
}))
|
|
|
|
// Get disk usage of whichever disk uploads path resides on
|
|
await new Promise((resolve, reject) => {
|
|
const proc = spawn('df', [
|
|
'--block-size=1',
|
|
'--output=used,size',
|
|
paths.uploads
|
|
])
|
|
|
|
proc.stdout.on('data', data => {
|
|
// Only use the first valid line
|
|
if (stats.disk.drive !== null) return
|
|
|
|
const lines = String(data)
|
|
.trim()
|
|
.split('\n')
|
|
if (lines.length !== 2) return
|
|
|
|
for (const line of lines) {
|
|
const columns = line.split(/\s+/)
|
|
// Skip lines that have non-number chars
|
|
if (columns.some(w => !/^\d+$/.test(w))) continue
|
|
|
|
stats.disk.drive = {
|
|
used: parseInt(columns[0]),
|
|
total: parseInt(columns[1])
|
|
}
|
|
}
|
|
})
|
|
|
|
const stderr = []
|
|
proc.stderr.on('data', data => stderr.push(String(data)))
|
|
|
|
proc.on('exit', code => {
|
|
if (code !== 0) return reject(stderr)
|
|
resolve()
|
|
})
|
|
})
|
|
|
|
// Update cache
|
|
statsCache.disk.cache = stats.disk
|
|
statsCache.disk.generating = false
|
|
}
|
|
|
|
// Uploads
|
|
if (!statsCache.uploads.cache && statsCache.uploads.generating) {
|
|
stats.uploads = false
|
|
} else if ((statsCache.uploads.invalidatedAt < statsCache.uploads.generatedAt) || statsCache.uploads.generating) {
|
|
stats.uploads = statsCache.uploads.cache
|
|
} else {
|
|
statsCache.uploads.generating = true
|
|
statsCache.uploads.generatedAt = Date.now()
|
|
|
|
stats.uploads = {
|
|
_types: {
|
|
number: ['total', 'images', 'videos', 'others']
|
|
},
|
|
total: 0,
|
|
images: 0,
|
|
videos: 0,
|
|
others: 0
|
|
}
|
|
|
|
if (os.platform !== 'linux') {
|
|
// If not Linux platform, rely on DB for total size
|
|
const uploads = await db.table('files')
|
|
.select('size')
|
|
stats.uploads.total = uploads.length
|
|
stats.uploads.sizeInDb = uploads.reduce((acc, upload) => acc + parseInt(upload.size), 0)
|
|
// Add type information for the new column
|
|
if (!Array.isArray(stats.uploads._types.byte))
|
|
stats.uploads._types.byte = []
|
|
stats.uploads._types.byte.push('sizeInDb')
|
|
} else {
|
|
stats.uploads.total = await db.table('files')
|
|
.count('id as count')
|
|
.then(rows => rows[0].count)
|
|
}
|
|
|
|
stats.uploads.images = await db.table('files')
|
|
.where(function () {
|
|
for (const ext of self.imageExts)
|
|
this.orWhere('name', 'like', `%${ext}`)
|
|
})
|
|
.count('id as count')
|
|
.then(rows => rows[0].count)
|
|
|
|
stats.uploads.videos = await db.table('files')
|
|
.where(function () {
|
|
for (const ext of self.videoExts)
|
|
this.orWhere('name', 'like', `%${ext}`)
|
|
})
|
|
.count('id as count')
|
|
.then(rows => rows[0].count)
|
|
|
|
stats.uploads.others = stats.uploads.total - stats.uploads.images - stats.uploads.videos
|
|
|
|
// Update cache
|
|
statsCache.uploads.cache = stats.uploads
|
|
statsCache.uploads.generating = false
|
|
}
|
|
|
|
// Users
|
|
if (!statsCache.users.cache && statsCache.users.generating) {
|
|
stats.users = false
|
|
} else if ((statsCache.users.invalidatedAt < statsCache.users.generatedAt) || statsCache.users.generating) {
|
|
stats.users = statsCache.users.cache
|
|
} else {
|
|
statsCache.users.generating = true
|
|
statsCache.users.generatedAt = Date.now()
|
|
|
|
stats.users = {
|
|
_types: {
|
|
number: ['total', 'disabled']
|
|
},
|
|
total: 0,
|
|
disabled: 0
|
|
}
|
|
|
|
const permissionKeys = Object.keys(perms.permissions).reverse()
|
|
permissionKeys.forEach(p => {
|
|
stats.users[p] = 0
|
|
stats.users._types.number.push(p)
|
|
})
|
|
|
|
const users = await db.table('users')
|
|
stats.users.total = users.length
|
|
for (const user of users) {
|
|
if (user.enabled === false || user.enabled === 0)
|
|
stats.users.disabled++
|
|
|
|
// This may be inaccurate on installations with customized permissions
|
|
user.permission = user.permission || 0
|
|
for (const p of permissionKeys)
|
|
if (user.permission === perms.permissions[p]) {
|
|
stats.users[p]++
|
|
break
|
|
}
|
|
}
|
|
|
|
// Update cache
|
|
statsCache.users.cache = stats.users
|
|
statsCache.users.generating = false
|
|
}
|
|
|
|
// Albums
|
|
if (!statsCache.albums.cache && statsCache.albums.generating) {
|
|
stats.albums = false
|
|
} else if ((statsCache.albums.invalidatedAt < statsCache.albums.generatedAt) || statsCache.albums.generating) {
|
|
stats.albums = statsCache.albums.cache
|
|
} else {
|
|
statsCache.albums.generating = true
|
|
statsCache.albums.generatedAt = Date.now()
|
|
|
|
stats.albums = {
|
|
_types: {
|
|
number: ['total', 'active', 'downloadable', 'public', 'generatedZip']
|
|
},
|
|
total: 0,
|
|
disabled: 0,
|
|
public: 0,
|
|
downloadable: 0,
|
|
zipGenerated: 0
|
|
}
|
|
|
|
const albums = await db.table('albums')
|
|
stats.albums.total = albums.length
|
|
const identifiers = []
|
|
for (const album of albums) {
|
|
if (!album.enabled) {
|
|
stats.albums.disabled++
|
|
continue
|
|
}
|
|
if (album.download) stats.albums.downloadable++
|
|
if (album.public) stats.albums.public++
|
|
if (album.zipGeneratedAt) identifiers.push(album.identifier)
|
|
}
|
|
|
|
await Promise.all(identifiers.map(async identifier => {
|
|
try {
|
|
await paths.access(path.join(paths.zips, `${identifier}.zip`))
|
|
stats.albums.zipGenerated++
|
|
} catch (error) {
|
|
// Re-throw error
|
|
if (error.code !== 'ENOENT')
|
|
throw error
|
|
}
|
|
}))
|
|
|
|
// Update cache
|
|
statsCache.albums.cache = stats.albums
|
|
statsCache.albums.generating = false
|
|
}
|
|
|
|
return res.json({ success: true, stats })
|
|
} catch (error) {
|
|
logger.error(error)
|
|
// Reset generating state when encountering any errors
|
|
Object.keys(statsCache).forEach(key => {
|
|
statsCache[key].generating = false
|
|
})
|
|
return res.status(500).json({ success: false, description: 'An unexpected error occurred. Try again?' })
|
|
}
|
|
}
|
|
|
|
module.exports = self
|