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1 | import { Model } from 'sequelize-typescript' | |
2 | import { ResultList } from '../../shared' | |
3 | import { VideoResolution } from '../../shared/models/videos' | |
4 | import { CONFIG } from '../initializers' | |
5 | import { UserModel } from '../models/account/user' | |
6 | import { ActorModel } from '../models/activitypub/actor' | |
7 | import { ApplicationModel } from '../models/application/application' | |
8 | import { pseudoRandomBytesPromise } from './core-utils' | |
9 | import { logger } from './logger' | |
10 | ||
11 | async function generateRandomString (size: number) { | |
12 | const raw = await pseudoRandomBytesPromise(size) | |
13 | ||
14 | return raw.toString('hex') | |
15 | } | |
16 | ||
17 | interface FormattableToJSON { | |
18 | toFormattedJSON () | |
19 | } | |
20 | ||
21 | function getFormattedObjects<U, T extends FormattableToJSON> (objects: T[], objectsTotal: number) { | |
22 | const formattedObjects: U[] = [] | |
23 | ||
24 | objects.forEach(object => { | |
25 | formattedObjects.push(object.toFormattedJSON()) | |
26 | }) | |
27 | ||
28 | const res: ResultList<U> = { | |
29 | total: objectsTotal, | |
30 | data: formattedObjects | |
31 | } | |
32 | ||
33 | return res | |
34 | } | |
35 | ||
36 | async function isSignupAllowed () { | |
37 | if (CONFIG.SIGNUP.ENABLED === false) { | |
38 | return false | |
39 | } | |
40 | ||
41 | // No limit and signup is enabled | |
42 | if (CONFIG.SIGNUP.LIMIT === -1) { | |
43 | return true | |
44 | } | |
45 | ||
46 | const totalUsers = await UserModel.countTotal() | |
47 | ||
48 | return totalUsers < CONFIG.SIGNUP.LIMIT | |
49 | } | |
50 | ||
51 | function computeResolutionsToTranscode (videoFileHeight: number) { | |
52 | const resolutionsEnabled: number[] = [] | |
53 | const configResolutions = CONFIG.TRANSCODING.RESOLUTIONS | |
54 | ||
55 | const resolutions = [ | |
56 | VideoResolution.H_240P, | |
57 | VideoResolution.H_360P, | |
58 | VideoResolution.H_480P, | |
59 | VideoResolution.H_720P, | |
60 | VideoResolution.H_1080P | |
61 | ] | |
62 | ||
63 | for (const resolution of resolutions) { | |
64 | if (configResolutions[resolution + 'p'] === true && videoFileHeight > resolution) { | |
65 | resolutionsEnabled.push(resolution) | |
66 | } | |
67 | } | |
68 | ||
69 | return resolutionsEnabled | |
70 | } | |
71 | ||
72 | function resetSequelizeInstance (instance: Model<any>, savedFields: object) { | |
73 | Object.keys(savedFields).forEach(key => { | |
74 | const value = savedFields[key] | |
75 | instance.set(key, value) | |
76 | }) | |
77 | } | |
78 | ||
79 | let serverActor: ActorModel | |
80 | async function getServerActor () { | |
81 | if (serverActor === undefined) { | |
82 | const application = await ApplicationModel.load() | |
83 | serverActor = application.Account.Actor | |
84 | } | |
85 | ||
86 | if (!serverActor) { | |
87 | logger.error('Cannot load server actor.') | |
88 | process.exit(0) | |
89 | } | |
90 | ||
91 | return Promise.resolve(serverActor) | |
92 | } | |
93 | ||
94 | type SortType = { sortModel: any, sortValue: string } | |
95 | ||
96 | // --------------------------------------------------------------------------- | |
97 | ||
98 | export { | |
99 | generateRandomString, | |
100 | getFormattedObjects, | |
101 | isSignupAllowed, | |
102 | computeResolutionsToTranscode, | |
103 | resetSequelizeInstance, | |
104 | getServerActor, | |
105 | SortType | |
106 | } |