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1840c2f7 C |
1 | /* |
2 | Different from 'utils' because we don't not import other PeerTube modules. | |
3 | Useful to avoid circular dependencies. | |
4 | */ | |
5 | ||
6 | import { join } from 'path' | |
6fcd19ba C |
7 | import { pseudoRandomBytes } from 'crypto' |
8 | import { | |
9 | readdir, | |
10 | readFile, | |
11 | rename, | |
12 | unlink, | |
13 | writeFile, | |
14 | access | |
15 | } from 'fs' | |
16 | import * as mkdirp from 'mkdirp' | |
17 | import * as bcrypt from 'bcrypt' | |
18 | import * as createTorrent from 'create-torrent' | |
f981dae8 | 19 | import * as rimraf from 'rimraf' |
6fcd19ba C |
20 | import * as openssl from 'openssl-wrapper' |
21 | import * as Promise from 'bluebird' | |
1840c2f7 C |
22 | |
23 | function isTestInstance () { | |
24 | return process.env.NODE_ENV === 'test' | |
25 | } | |
26 | ||
27 | function root () { | |
28 | // We are in /dist/helpers/utils.js | |
29 | return join(__dirname, '..', '..', '..') | |
30 | } | |
31 | ||
6fcd19ba C |
32 | function promisify0<A> (func: (cb: (err: any, result: A) => void) => void): () => Promise<A> { |
33 | return function promisified (): Promise<A> { | |
34 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | |
35 | func.apply(null, [ (err: any, res: A) => err ? reject(err) : resolve(res) ]) | |
36 | }) | |
37 | } | |
38 | } | |
39 | ||
40 | // Thanks to https://gist.github.com/kumasento/617daa7e46f13ecdd9b2 | |
41 | function promisify1<T, A> (func: (arg: T, cb: (err: any, result: A) => void) => void): (arg: T) => Promise<A> { | |
42 | return function promisified (arg: T): Promise<A> { | |
43 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | |
44 | func.apply(null, [ arg, (err: any, res: A) => err ? reject(err) : resolve(res) ]) | |
45 | }) | |
46 | } | |
47 | } | |
48 | ||
49 | function promisify1WithVoid<T> (func: (arg: T, cb: (err: any) => void) => void): (arg: T) => Promise<void> { | |
50 | return function promisified (arg: T): Promise<void> { | |
51 | return new Promise<void>((resolve: () => void, reject: (err: any) => void) => { | |
52 | func.apply(null, [ arg, (err: any) => err ? reject(err) : resolve() ]) | |
53 | }) | |
54 | } | |
55 | } | |
56 | ||
57 | function promisify2<T, U, A> (func: (arg1: T, arg2: U, cb: (err: any, result: A) => void) => void): (arg1: T, arg2: U) => Promise<A> { | |
58 | return function promisified (arg1: T, arg2: U): Promise<A> { | |
59 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | |
60 | func.apply(null, [ arg1, arg2, (err: any, res: A) => err ? reject(err) : resolve(res) ]) | |
61 | }) | |
62 | } | |
63 | } | |
64 | ||
65 | function promisify2WithVoid<T, U> (func: (arg1: T, arg2: U, cb: (err: any) => void) => void): (arg1: T, arg2: U) => Promise<void> { | |
66 | return function promisified (arg1: T, arg2: U): Promise<void> { | |
67 | return new Promise<void>((resolve: () => void, reject: (err: any) => void) => { | |
68 | func.apply(null, [ arg1, arg2, (err: any) => err ? reject(err) : resolve() ]) | |
69 | }) | |
70 | } | |
71 | } | |
72 | ||
73 | const readFilePromise = promisify2<string, string, string>(readFile) | |
74 | const readFileBufferPromise = promisify1<string, Buffer>(readFile) | |
75 | const unlinkPromise = promisify1WithVoid<string>(unlink) | |
76 | const renamePromise = promisify2WithVoid<string, string>(rename) | |
77 | const writeFilePromise = promisify2<string, any, void>(writeFile) | |
78 | const readdirPromise = promisify1<string, string[]>(readdir) | |
79 | const mkdirpPromise = promisify1<string, string>(mkdirp) | |
80 | const pseudoRandomBytesPromise = promisify1<number, Buffer>(pseudoRandomBytes) | |
81 | const accessPromise = promisify1WithVoid<string|Buffer>(access) | |
82 | const opensslExecPromise = promisify2WithVoid<string, any>(openssl.exec) | |
83 | const bcryptComparePromise = promisify2<any, string, boolean>(bcrypt.compare) | |
84 | const bcryptGenSaltPromise = promisify1<number, string>(bcrypt.genSalt) | |
85 | const bcryptHashPromise = promisify2<any, string|number, string>(bcrypt.hash) | |
86 | const createTorrentPromise = promisify2<string, any, any>(createTorrent) | |
f981dae8 | 87 | const rimrafPromise = promisify1WithVoid<string>(rimraf) |
6fcd19ba | 88 | |
1840c2f7 C |
89 | // --------------------------------------------------------------------------- |
90 | ||
91 | export { | |
92 | isTestInstance, | |
6fcd19ba C |
93 | root, |
94 | ||
95 | promisify0, | |
96 | promisify1, | |
97 | readdirPromise, | |
98 | readFilePromise, | |
99 | readFileBufferPromise, | |
100 | unlinkPromise, | |
101 | renamePromise, | |
102 | writeFilePromise, | |
103 | mkdirpPromise, | |
104 | pseudoRandomBytesPromise, | |
105 | accessPromise, | |
106 | opensslExecPromise, | |
107 | bcryptComparePromise, | |
108 | bcryptGenSaltPromise, | |
109 | bcryptHashPromise, | |
f981dae8 C |
110 | createTorrentPromise, |
111 | rimrafPromise | |
1840c2f7 | 112 | } |