1 import * as validator from 'validator'
2 import { Activity, ActivityType } from '../../../../shared/models/activitypub/activity'
3 import { isAccountAcceptActivityValid, isAccountDeleteActivityValid, isAccountFollowActivityValid } from './account'
4 import { isAnnounceValid } from './announce'
5 import { isActivityPubUrlValid } from './misc'
6 import { isUndoValid } from './undo'
7 import { isVideoChannelCreateActivityValid, isVideoChannelDeleteActivityValid, isVideoChannelUpdateActivityValid } from './video-channels'
10 isVideoTorrentAddActivityValid,
11 isVideoTorrentDeleteActivityValid,
12 isVideoTorrentUpdateActivityValid
14 import { isViewActivityValid } from './view'
16 function isRootActivityValid (activity: any) {
17 return Array.isArray(activity['@context']) &&
19 (activity.type === 'Collection' || activity.type === 'OrderedCollection') &&
20 validator.isInt(activity.totalItems, { min: 0 }) &&
21 Array.isArray(activity.items)
24 isActivityPubUrlValid(activity.id) &&
25 isActivityPubUrlValid(activity.actor)
29 const activityCheckers: { [ P in ActivityType ]: (activity: Activity) => boolean } = {
30 Create: checkCreateActivity,
31 Add: checkAddActivity,
32 Update: checkUpdateActivity,
33 Delete: checkDeleteActivity,
34 Follow: checkFollowActivity,
35 Accept: checkAcceptActivity,
36 Announce: checkAnnounceActivity,
37 Undo: checkUndoActivity
40 function isActivityValid (activity: any) {
41 const checker = activityCheckers[activity.type]
42 // Unknown activity type
43 if (!checker) return false
45 return checker(activity)
48 // ---------------------------------------------------------------------------
55 // ---------------------------------------------------------------------------
57 function checkCreateActivity (activity: any) {
58 return isVideoChannelCreateActivityValid(activity) ||
59 isVideoFlagValid(activity) ||
60 isViewActivityValid(activity)
63 function checkAddActivity (activity: any) {
64 return isVideoTorrentAddActivityValid(activity)
67 function checkUpdateActivity (activity: any) {
68 return isVideoTorrentUpdateActivityValid(activity) ||
69 isVideoChannelUpdateActivityValid(activity)
72 function checkDeleteActivity (activity: any) {
73 return isVideoTorrentDeleteActivityValid(activity) ||
74 isVideoChannelDeleteActivityValid(activity) ||
75 isAccountDeleteActivityValid(activity)
78 function checkFollowActivity (activity: any) {
79 return isAccountFollowActivityValid(activity)
82 function checkAcceptActivity (activity: any) {
83 return isAccountAcceptActivityValid(activity)
86 function checkAnnounceActivity (activity: any) {
87 return isAnnounceValid(activity)
90 function checkUndoActivity (activity: any) {
91 return isUndoValid(activity)