1 import { ResultList } from '../../shared'
2 import { ApplicationModel } from '../models/application/application'
3 import { execPromise, execPromise2, pseudoRandomBytesPromise, sha256 } from './core-utils'
4 import { logger } from './logger'
5 import { join } from 'path'
6 import { Instance as ParseTorrent } from 'parse-torrent'
7 import { remove } from 'fs-extra'
8 import * as memoizee from 'memoizee'
9 import { CONFIG } from '../initializers/config'
11 function deleteFileAsync (path: string) {
13 .catch(err => logger.error('Cannot delete the file %s asynchronously.', path, { err }))
16 async function generateRandomString (size: number) {
17 const raw = await pseudoRandomBytesPromise(size)
19 return raw.toString('hex')
22 interface FormattableToJSON<U, V> {
23 toFormattedJSON (args?: U): V
26 function getFormattedObjects<U, V, T extends FormattableToJSON<U, V>> (objects: T[], objectsTotal: number, formattedArg?: U) {
27 const formattedObjects = objects.map(o => o.toFormattedJSON(formattedArg))
31 data: formattedObjects
35 const getServerActor = memoizee(async function () {
36 const application = await ApplicationModel.load()
37 if (!application) throw Error('Could not load Application from database.')
39 const actor = application.Account.Actor
40 actor.Account = application.Account
45 function generateVideoImportTmpPath (target: string | ParseTorrent) {
46 const id = typeof target === 'string' ? target : target.infoHash
48 const hash = sha256(id)
49 return join(CONFIG.STORAGE.TMP_DIR, hash + '-import.mp4')
52 function getSecureTorrentName (originalName: string) {
53 return sha256(originalName) + '.torrent'
56 async function getServerCommit () {
58 const tag = await execPromise2(
59 '[ ! -d .git ] || git name-rev --name-only --tags --no-undefined HEAD 2>/dev/null || true',
60 { stdio: [ 0, 1, 2 ] }
63 if (tag) return tag.replace(/^v/, '')
65 logger.debug('Cannot get version from git tags.', { err })
69 const version = await execPromise('[ ! -d .git ] || git rev-parse --short HEAD')
71 if (version) return version.toString().trim()
73 logger.debug('Cannot get version from git HEAD.', { err })
80 * From a filename like "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3.mp4", returns
81 * only the "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3" part. If the filename does
82 * not contain a UUID, returns null.
84 function getUUIDFromFilename (filename: string) {
85 const regex = /[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/
86 const result = filename.match(regex)
88 if (!result || Array.isArray(result) === false) return null
93 // ---------------------------------------------------------------------------
102 generateVideoImportTmpPath,