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
15 function isRootActivityValid (activity: any) {
16 return Array.isArray(activity['@context']) &&
18 (activity.type === 'Collection' || activity.type === 'OrderedCollection') &&
19 validator.isInt(activity.totalItems, { min: 0 }) &&
20 Array.isArray(activity.items)
23 isActivityPubUrlValid(activity.id) &&
24 isActivityPubUrlValid(activity.actor)
28 const activityCheckers: { [ P in ActivityType ]: (activity: Activity) => boolean } = {
29 Create: checkCreateActivity,
30 Add: checkAddActivity,
31 Update: checkUpdateActivity,
32 Delete: checkDeleteActivity,
33 Follow: checkFollowActivity,
34 Accept: checkAcceptActivity,
35 Announce: checkAnnounceActivity,
36 Undo: checkUndoActivity
39 function isActivityValid (activity: any) {
40 const checker = activityCheckers[activity.type]
41 // Unknown activity type
42 if (!checker) return false
44 return checker(activity)
47 // ---------------------------------------------------------------------------
54 // ---------------------------------------------------------------------------
56 function checkCreateActivity (activity: any) {
57 return isVideoChannelCreateActivityValid(activity) ||
58 isVideoFlagValid(activity)
61 function checkAddActivity (activity: any) {
62 return isVideoTorrentAddActivityValid(activity)
65 function checkUpdateActivity (activity: any) {
66 return isVideoTorrentUpdateActivityValid(activity) ||
67 isVideoChannelUpdateActivityValid(activity)
70 function checkDeleteActivity (activity: any) {
71 return isVideoTorrentDeleteActivityValid(activity) ||
72 isVideoChannelDeleteActivityValid(activity) ||
73 isAccountDeleteActivityValid(activity)
76 function checkFollowActivity (activity: any) {
77 return isAccountFollowActivityValid(activity)
80 function checkAcceptActivity (activity: any) {
81 return isAccountAcceptActivityValid(activity)
84 function checkAnnounceActivity (activity: any) {
85 return isAnnounceValid(activity)
88 function checkUndoActivity (activity: any) {
89 return isUndoValid(activity)