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 { toFormattedJSON (args?: any) }
23 function getFormattedObjects<U, T extends FormattableToJSON> (objects: T[], objectsTotal: number, formattedArg?: any) {
24 const formattedObjects: U[] = []
26 objects.forEach(object => {
27 formattedObjects.push(object.toFormattedJSON(formattedArg))
32 data: formattedObjects
36 const getServerActor = memoizee(async function () {
37 const application = await ApplicationModel.load()
38 if (!application) throw Error('Could not load Application from database.')
40 const actor = application.Account.Actor
41 actor.Account = application.Account
46 function generateVideoImportTmpPath (target: string | ParseTorrent) {
47 const id = typeof target === 'string' ? target : target.infoHash
49 const hash = sha256(id)
50 return join(CONFIG.STORAGE.TMP_DIR, hash + '-import.mp4')
53 function getSecureTorrentName (originalName: string) {
54 return sha256(originalName) + '.torrent'
57 async function getServerCommit () {
59 const tag = await execPromise2(
60 '[ ! -d .git ] || git name-rev --name-only --tags --no-undefined HEAD 2>/dev/null || true',
61 { stdio: [ 0, 1, 2 ] }
64 if (tag) return tag.replace(/^v/, '')
66 logger.debug('Cannot get version from git tags.', { err })
70 const version = await execPromise('[ ! -d .git ] || git rev-parse --short HEAD')
72 if (version) return version.toString().trim()
74 logger.debug('Cannot get version from git HEAD.', { err })
81 * From a filename like "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3.mp4", returns
82 * only the "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3" part. If the filename does
83 * not contain a UUID, returns null.
85 function getUUIDFromFilename (filename: string) {
86 const regex = /[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/
87 const result = filename.match(regex)
89 if (!result || Array.isArray(result) === false) return null
94 // ---------------------------------------------------------------------------
100 getSecureTorrentName,
103 generateVideoImportTmpPath,