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1 | import * as express from 'express' | |
2 | import { body, param } from 'express-validator' | |
3 | import { isTestInstance } from '../../helpers/core-utils' | |
4 | import { isEachUniqueHostValid, isHostValid } from '../../helpers/custom-validators/servers' | |
5 | import { logger } from '../../helpers/logger' | |
6 | import { getServerActor } from '../../helpers/utils' | |
7 | import { SERVER_ACTOR_NAME, WEBSERVER } from '../../initializers/constants' | |
8 | import { ActorFollowModel } from '../../models/activitypub/actor-follow' | |
9 | import { areValidationErrors } from './utils' | |
10 | import { ActorModel } from '../../models/activitypub/actor' | |
11 | import { loadActorUrlOrGetFromWebfinger } from '../../helpers/webfinger' | |
12 | import { isValidActorHandle } from '../../helpers/custom-validators/activitypub/actor' | |
13 | import { MActorFollowActorsDefault } from '@server/typings/models' | |
14 | ||
15 | const followValidator = [ | |
16 | body('hosts').custom(isEachUniqueHostValid).withMessage('Should have an array of unique hosts'), | |
17 | ||
18 | (req: express.Request, res: express.Response, next: express.NextFunction) => { | |
19 | // Force https if the administrator wants to make friends | |
20 | if (isTestInstance() === false && WEBSERVER.SCHEME === 'http') { | |
21 | return res.status(500) | |
22 | .json({ | |
23 | error: 'Cannot follow on a non HTTPS web server.' | |
24 | }) | |
25 | .end() | |
26 | } | |
27 | ||
28 | logger.debug('Checking follow parameters', { parameters: req.body }) | |
29 | ||
30 | if (areValidationErrors(req, res)) return | |
31 | ||
32 | return next() | |
33 | } | |
34 | ] | |
35 | ||
36 | const removeFollowingValidator = [ | |
37 | param('host').custom(isHostValid).withMessage('Should have a valid host'), | |
38 | ||
39 | async (req: express.Request, res: express.Response, next: express.NextFunction) => { | |
40 | logger.debug('Checking unfollowing parameters', { parameters: req.params }) | |
41 | ||
42 | if (areValidationErrors(req, res)) return | |
43 | ||
44 | const serverActor = await getServerActor() | |
45 | const follow = await ActorFollowModel.loadByActorAndTargetNameAndHostForAPI(serverActor.id, SERVER_ACTOR_NAME, req.params.host) | |
46 | ||
47 | if (!follow) { | |
48 | return res | |
49 | .status(404) | |
50 | .json({ | |
51 | error: `Following ${req.params.host} not found.` | |
52 | }) | |
53 | .end() | |
54 | } | |
55 | ||
56 | res.locals.follow = follow | |
57 | return next() | |
58 | } | |
59 | ] | |
60 | ||
61 | const getFollowerValidator = [ | |
62 | param('nameWithHost').custom(isValidActorHandle).withMessage('Should have a valid nameWithHost'), | |
63 | ||
64 | async (req: express.Request, res: express.Response, next: express.NextFunction) => { | |
65 | logger.debug('Checking get follower parameters', { parameters: req.params }) | |
66 | ||
67 | if (areValidationErrors(req, res)) return | |
68 | ||
69 | let follow: MActorFollowActorsDefault | |
70 | try { | |
71 | const actorUrl = await loadActorUrlOrGetFromWebfinger(req.params.nameWithHost) | |
72 | const actor = await ActorModel.loadByUrl(actorUrl) | |
73 | ||
74 | const serverActor = await getServerActor() | |
75 | follow = await ActorFollowModel.loadByActorAndTarget(actor.id, serverActor.id) | |
76 | } catch (err) { | |
77 | logger.warn('Cannot get actor from handle.', { handle: req.params.nameWithHost, err }) | |
78 | } | |
79 | ||
80 | if (!follow) { | |
81 | return res | |
82 | .status(404) | |
83 | .json({ | |
84 | error: `Follower ${req.params.nameWithHost} not found.` | |
85 | }) | |
86 | .end() | |
87 | } | |
88 | ||
89 | res.locals.follow = follow | |
90 | return next() | |
91 | } | |
92 | ] | |
93 | ||
94 | const acceptOrRejectFollowerValidator = [ | |
95 | (req: express.Request, res: express.Response, next: express.NextFunction) => { | |
96 | logger.debug('Checking accept/reject follower parameters', { parameters: req.params }) | |
97 | ||
98 | const follow = res.locals.follow | |
99 | if (follow.state !== 'pending') { | |
100 | return res.status(400).json({ error: 'Follow is not in pending state.' }).end() | |
101 | } | |
102 | ||
103 | return next() | |
104 | } | |
105 | ] | |
106 | ||
107 | // --------------------------------------------------------------------------- | |
108 | ||
109 | export { | |
110 | followValidator, | |
111 | removeFollowingValidator, | |
112 | getFollowerValidator, | |
113 | acceptOrRejectFollowerValidator | |
114 | } |