1 import * as validator from 'validator'
2 import { CONSTRAINTS_FIELDS } from '../../../initializers'
3 import { exists, isArray } from '../misc'
4 import { truncate } from 'lodash'
5 import { isActivityPubUrlValid, isBaseActivityValid, setValidAttributedTo } from './misc'
6 import { isHostValid } from '../servers'
8 function isActorEndpointsObjectValid (endpointObject: any) {
9 return isActivityPubUrlValid(endpointObject.sharedInbox)
12 function isActorPublicKeyObjectValid (publicKeyObject: any) {
13 return isActivityPubUrlValid(publicKeyObject.id) &&
14 isActivityPubUrlValid(publicKeyObject.owner) &&
15 isActorPublicKeyValid(publicKeyObject.publicKeyPem)
18 function isActorTypeValid (type: string) {
19 return type === 'Person' || type === 'Application' || type === 'Group'
22 function isActorPublicKeyValid (publicKey: string) {
23 return exists(publicKey) &&
24 typeof publicKey === 'string' &&
25 publicKey.startsWith('-----BEGIN PUBLIC KEY-----') &&
26 publicKey.indexOf('-----END PUBLIC KEY-----') !== -1 &&
27 validator.isLength(publicKey, CONSTRAINTS_FIELDS.ACTORS.PUBLIC_KEY)
30 const actorNameRegExp = new RegExp('^[ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789\\-_]+$')
31 function isActorPreferredUsernameValid (preferredUsername: string) {
32 return exists(preferredUsername) && validator.matches(preferredUsername, actorNameRegExp)
35 function isActorPrivateKeyValid (privateKey: string) {
36 return exists(privateKey) &&
37 typeof privateKey === 'string' &&
38 privateKey.startsWith('-----BEGIN RSA PRIVATE KEY-----') &&
39 // Sometimes there is a \n at the end, so just assert the string contains the end mark
40 privateKey.indexOf('-----END RSA PRIVATE KEY-----') !== -1 &&
41 validator.isLength(privateKey, CONSTRAINTS_FIELDS.ACTORS.PRIVATE_KEY)
44 function isActorObjectValid (actor: any) {
45 return exists(actor) &&
46 isActivityPubUrlValid(actor.id) &&
47 isActorTypeValid(actor.type) &&
48 isActivityPubUrlValid(actor.following) &&
49 isActivityPubUrlValid(actor.followers) &&
50 isActivityPubUrlValid(actor.inbox) &&
51 isActivityPubUrlValid(actor.outbox) &&
52 isActorPreferredUsernameValid(actor.preferredUsername) &&
53 isActivityPubUrlValid(actor.url) &&
54 isActorPublicKeyObjectValid(actor.publicKey) &&
55 isActorEndpointsObjectValid(actor.endpoints) &&
56 setValidAttributedTo(actor) &&
58 // If this is not an account, it should be attributed to an account
59 // In PeerTube we use this to attach a video channel to a specific account
60 (actor.type === 'Person' || actor.attributedTo.length !== 0)
63 function isActorFollowingCountValid (value: string) {
64 return exists(value) && validator.isInt('' + value, { min: 0 })
67 function isActorFollowersCountValid (value: string) {
68 return exists(value) && validator.isInt('' + value, { min: 0 })
71 function isActorDeleteActivityValid (activity: any) {
72 return isBaseActivityValid(activity, 'Delete')
75 function isActorFollowActivityValid (activity: any) {
76 return isBaseActivityValid(activity, 'Follow') &&
77 isActivityPubUrlValid(activity.object)
80 function isActorAcceptActivityValid (activity: any) {
81 return isBaseActivityValid(activity, 'Accept')
84 function isActorRejectActivityValid (activity: any) {
85 return isBaseActivityValid(activity, 'Reject')
88 function isActorUpdateActivityValid (activity: any) {
89 normalizeActor(activity.object)
91 return isBaseActivityValid(activity, 'Update') &&
92 isActorObjectValid(activity.object)
95 function normalizeActor (actor: any) {
96 if (!actor || !actor.url) return
98 if (typeof actor.url !== 'string') {
99 actor.url = actor.url.href || actor.url.url
102 if (actor.summary && typeof actor.summary === 'string') {
103 actor.summary = truncate(actor.summary, { length: CONSTRAINTS_FIELDS.USERS.DESCRIPTION.max })
105 if (actor.summary.length < CONSTRAINTS_FIELDS.USERS.DESCRIPTION.min) {
113 function isValidActorHandle (handle: string) {
114 if (!exists(handle)) return false
116 const parts = handle.split('@')
117 if (parts.length !== 2) return false
119 return isHostValid(parts[1])
122 function areValidActorHandles (handles: string[]) {
123 return isArray(handles) && handles.every(h => isValidActorHandle(h))
126 // ---------------------------------------------------------------------------
130 areValidActorHandles,
131 isActorEndpointsObjectValid,
132 isActorPublicKeyObjectValid,
134 isActorPublicKeyValid,
135 isActorPreferredUsernameValid,
136 isActorPrivateKeyValid,
138 isActorFollowingCountValid,
139 isActorFollowersCountValid,
140 isActorFollowActivityValid,
141 isActorAcceptActivityValid,
142 isActorRejectActivityValid,
143 isActorDeleteActivityValid,
144 isActorUpdateActivityValid,