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1 | import { remove } from 'fs-extra' | |
2 | import { Instance as ParseTorrent } from 'parse-torrent' | |
3 | import { join } from 'path' | |
4 | import { ResultList } from '../../shared' | |
5 | import { CONFIG } from '../initializers/config' | |
6 | import { sha256 } from '@shared/core-utils/crypto' | |
7 | import { execPromise, execPromise2, randomBytesPromise } from './core-utils' | |
8 | import { logger } from './logger' | |
9 | ||
10 | function deleteFileAndCatch (path: string) { | |
11 | remove(path) | |
12 | .catch(err => logger.error('Cannot delete the file %s asynchronously.', path, { err })) | |
13 | } | |
14 | ||
15 | async function generateRandomString (size: number) { | |
16 | const raw = await randomBytesPromise(size) | |
17 | ||
18 | return raw.toString('hex') | |
19 | } | |
20 | ||
21 | interface FormattableToJSON<U, V> { | |
22 | toFormattedJSON (args?: U): V | |
23 | } | |
24 | ||
25 | function getFormattedObjects<U, V, T extends FormattableToJSON<U, V>> (objects: T[], objectsTotal: number, formattedArg?: U) { | |
26 | const formattedObjects = objects.map(o => o.toFormattedJSON(formattedArg)) | |
27 | ||
28 | return { | |
29 | total: objectsTotal, | |
30 | data: formattedObjects | |
31 | } as ResultList<V> | |
32 | } | |
33 | ||
34 | function generateVideoImportTmpPath (target: string | ParseTorrent, extension = '.mp4') { | |
35 | const id = typeof target === 'string' | |
36 | ? target | |
37 | : target.infoHash | |
38 | ||
39 | const hash = sha256(id) | |
40 | return join(CONFIG.STORAGE.TMP_DIR, `${hash}-import${extension}`) | |
41 | } | |
42 | ||
43 | function getSecureTorrentName (originalName: string) { | |
44 | return sha256(originalName) + '.torrent' | |
45 | } | |
46 | ||
47 | async function getServerCommit () { | |
48 | try { | |
49 | const tag = await execPromise2( | |
50 | '[ ! -d .git ] || git name-rev --name-only --tags --no-undefined HEAD 2>/dev/null || true', | |
51 | { stdio: [ 0, 1, 2 ] } | |
52 | ) | |
53 | ||
54 | if (tag) return tag.replace(/^v/, '') | |
55 | } catch (err) { | |
56 | logger.debug('Cannot get version from git tags.', { err }) | |
57 | } | |
58 | ||
59 | try { | |
60 | const version = await execPromise('[ ! -d .git ] || git rev-parse --short HEAD') | |
61 | ||
62 | if (version) return version.toString().trim() | |
63 | } catch (err) { | |
64 | logger.debug('Cannot get version from git HEAD.', { err }) | |
65 | } | |
66 | ||
67 | return '' | |
68 | } | |
69 | ||
70 | /** | |
71 | * From a filename like "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3.mp4", returns | |
72 | * only the "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3" part. If the filename does | |
73 | * not contain a UUID, returns null. | |
74 | */ | |
75 | function getUUIDFromFilename (filename: string) { | |
76 | const regex = /[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/ | |
77 | const result = filename.match(regex) | |
78 | ||
79 | if (!result || Array.isArray(result) === false) return null | |
80 | ||
81 | return result[0] | |
82 | } | |
83 | ||
84 | // --------------------------------------------------------------------------- | |
85 | ||
86 | export { | |
87 | deleteFileAndCatch, | |
88 | generateRandomString, | |
89 | getFormattedObjects, | |
90 | getSecureTorrentName, | |
91 | getServerCommit, | |
92 | generateVideoImportTmpPath, | |
93 | getUUIDFromFilename | |
94 | } |