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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, | |
40298b02 C |
14 | access, |
15 | stat, | |
16 | Stats | |
6fcd19ba C |
17 | } from 'fs' |
18 | import * as mkdirp from 'mkdirp' | |
19 | import * as bcrypt from 'bcrypt' | |
20 | import * as createTorrent from 'create-torrent' | |
f981dae8 | 21 | import * as rimraf from 'rimraf' |
e4f97bab | 22 | import * as pem from 'pem' |
1840c2f7 C |
23 | |
24 | function isTestInstance () { | |
25 | return process.env.NODE_ENV === 'test' | |
26 | } | |
27 | ||
28 | function root () { | |
fdbda9e3 C |
29 | // We are in /helpers/utils.js |
30 | const paths = [ __dirname, '..', '..' ] | |
31 | ||
32 | // We are under /dist directory | |
33 | if (process.mainModule.filename.endsWith('.ts') === false) { | |
34 | paths.push('..') | |
35 | } | |
36 | ||
37 | return join.apply(null, paths) | |
1840c2f7 C |
38 | } |
39 | ||
49347a0a C |
40 | // Thanks: https://stackoverflow.com/a/12034334 |
41 | function escapeHTML (stringParam) { | |
42 | const entityMap = { | |
43 | '&': '&', | |
44 | '<': '<', | |
45 | '>': '>', | |
46 | '"': '"', | |
47 | "'": ''', | |
48 | '/': '/', | |
49 | '`': '`', | |
50 | '=': '=' | |
51 | } | |
52 | ||
53 | return String(stringParam).replace(/[&<>"'`=\/]/g, s => entityMap[s]) | |
54 | } | |
55 | ||
e4f97bab C |
56 | function pageToStartAndCount (page: number, itemsPerPage: number) { |
57 | const start = (page - 1) * itemsPerPage | |
58 | ||
59 | return { start, count: itemsPerPage } | |
60 | } | |
61 | ||
6fcd19ba C |
62 | function promisify0<A> (func: (cb: (err: any, result: A) => void) => void): () => Promise<A> { |
63 | return function promisified (): Promise<A> { | |
64 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | |
65 | func.apply(null, [ (err: any, res: A) => err ? reject(err) : resolve(res) ]) | |
66 | }) | |
67 | } | |
68 | } | |
69 | ||
70 | // Thanks to https://gist.github.com/kumasento/617daa7e46f13ecdd9b2 | |
71 | function promisify1<T, A> (func: (arg: T, cb: (err: any, result: A) => void) => void): (arg: T) => Promise<A> { | |
72 | return function promisified (arg: T): Promise<A> { | |
73 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | |
74 | func.apply(null, [ arg, (err: any, res: A) => err ? reject(err) : resolve(res) ]) | |
75 | }) | |
76 | } | |
77 | } | |
78 | ||
79 | function promisify1WithVoid<T> (func: (arg: T, cb: (err: any) => void) => void): (arg: T) => Promise<void> { | |
80 | return function promisified (arg: T): Promise<void> { | |
81 | return new Promise<void>((resolve: () => void, reject: (err: any) => void) => { | |
82 | func.apply(null, [ arg, (err: any) => err ? reject(err) : resolve() ]) | |
83 | }) | |
84 | } | |
85 | } | |
86 | ||
87 | function promisify2<T, U, A> (func: (arg1: T, arg2: U, cb: (err: any, result: A) => void) => void): (arg1: T, arg2: U) => Promise<A> { | |
88 | return function promisified (arg1: T, arg2: U): Promise<A> { | |
89 | return new Promise<A>((resolve: (arg: A) => void, reject: (err: any) => void) => { | |
90 | func.apply(null, [ arg1, arg2, (err: any, res: A) => err ? reject(err) : resolve(res) ]) | |
91 | }) | |
92 | } | |
93 | } | |
94 | ||
95 | function promisify2WithVoid<T, U> (func: (arg1: T, arg2: U, cb: (err: any) => void) => void): (arg1: T, arg2: U) => Promise<void> { | |
96 | return function promisified (arg1: T, arg2: U): Promise<void> { | |
97 | return new Promise<void>((resolve: () => void, reject: (err: any) => void) => { | |
98 | func.apply(null, [ arg1, arg2, (err: any) => err ? reject(err) : resolve() ]) | |
99 | }) | |
100 | } | |
101 | } | |
102 | ||
103 | const readFilePromise = promisify2<string, string, string>(readFile) | |
104 | const readFileBufferPromise = promisify1<string, Buffer>(readFile) | |
105 | const unlinkPromise = promisify1WithVoid<string>(unlink) | |
106 | const renamePromise = promisify2WithVoid<string, string>(rename) | |
556ddc31 | 107 | const writeFilePromise = promisify2WithVoid<string, any>(writeFile) |
6fcd19ba C |
108 | const readdirPromise = promisify1<string, string[]>(readdir) |
109 | const mkdirpPromise = promisify1<string, string>(mkdirp) | |
110 | const pseudoRandomBytesPromise = promisify1<number, Buffer>(pseudoRandomBytes) | |
53abc4c2 | 111 | const accessPromise = promisify1WithVoid<string | Buffer>(access) |
e4f97bab C |
112 | const createPrivateKey = promisify1<number, { key: string }>(pem.createPrivateKey) |
113 | const getPublicKey = promisify1<string, { publicKey: string }>(pem.getPublicKey) | |
6fcd19ba C |
114 | const bcryptComparePromise = promisify2<any, string, boolean>(bcrypt.compare) |
115 | const bcryptGenSaltPromise = promisify1<number, string>(bcrypt.genSalt) | |
53abc4c2 | 116 | const bcryptHashPromise = promisify2<any, string | number, string>(bcrypt.hash) |
6fcd19ba | 117 | const createTorrentPromise = promisify2<string, any, any>(createTorrent) |
f981dae8 | 118 | const rimrafPromise = promisify1WithVoid<string>(rimraf) |
40298b02 | 119 | const statPromise = promisify1<string, Stats>(stat) |
6fcd19ba | 120 | |
1840c2f7 C |
121 | // --------------------------------------------------------------------------- |
122 | ||
123 | export { | |
124 | isTestInstance, | |
6fcd19ba | 125 | root, |
49347a0a | 126 | escapeHTML, |
e4f97bab | 127 | pageToStartAndCount, |
6fcd19ba C |
128 | |
129 | promisify0, | |
130 | promisify1, | |
e4f97bab | 131 | |
6fcd19ba C |
132 | readdirPromise, |
133 | readFilePromise, | |
134 | readFileBufferPromise, | |
135 | unlinkPromise, | |
136 | renamePromise, | |
137 | writeFilePromise, | |
138 | mkdirpPromise, | |
139 | pseudoRandomBytesPromise, | |
140 | accessPromise, | |
e4f97bab C |
141 | createPrivateKey, |
142 | getPublicKey, | |
6fcd19ba C |
143 | bcryptComparePromise, |
144 | bcryptGenSaltPromise, | |
145 | bcryptHashPromise, | |
f981dae8 | 146 | createTorrentPromise, |
40298b02 | 147 | rimrafPromise, |
efc32059 | 148 | statPromise |
1840c2f7 | 149 | } |