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1 | import * as validator from 'validator' | |
2 | import { Activity, ActivityType } from '../../../../shared/models/activitypub' | |
3 | import { isActorAcceptActivityValid, isActorDeleteActivityValid, isActorFollowActivityValid, isActorUpdateActivityValid } from './actor' | |
4 | import { isAnnounceActivityValid } from './announce' | |
5 | import { isActivityPubUrlValid } from './misc' | |
6 | import { isDislikeActivityValid, isLikeActivityValid } from './rate' | |
7 | import { isUndoActivityValid } from './undo' | |
8 | import { isVideoCommentCreateActivityValid } from './video-comments' | |
9 | import { | |
10 | isVideoFlagValid, | |
11 | isVideoTorrentCreateActivityValid, | |
12 | isVideoTorrentDeleteActivityValid, | |
13 | isVideoTorrentUpdateActivityValid | |
14 | } from './videos' | |
15 | import { isViewActivityValid } from './view' | |
16 | ||
17 | function isRootActivityValid (activity: any) { | |
18 | return Array.isArray(activity['@context']) && | |
19 | ( | |
20 | (activity.type === 'Collection' || activity.type === 'OrderedCollection') && | |
21 | validator.isInt(activity.totalItems, { min: 0 }) && | |
22 | Array.isArray(activity.items) | |
23 | ) || | |
24 | ( | |
25 | isActivityPubUrlValid(activity.id) && | |
26 | isActivityPubUrlValid(activity.actor) | |
27 | ) | |
28 | } | |
29 | ||
30 | const activityCheckers: { [ P in ActivityType ]: (activity: Activity) => boolean } = { | |
31 | Create: checkCreateActivity, | |
32 | Update: checkUpdateActivity, | |
33 | Delete: checkDeleteActivity, | |
34 | Follow: checkFollowActivity, | |
35 | Accept: checkAcceptActivity, | |
36 | Announce: checkAnnounceActivity, | |
37 | Undo: checkUndoActivity, | |
38 | Like: checkLikeActivity | |
39 | } | |
40 | ||
41 | function isActivityValid (activity: any) { | |
42 | const checker = activityCheckers[activity.type] | |
43 | // Unknown activity type | |
44 | if (!checker) return false | |
45 | ||
46 | return checker(activity) | |
47 | } | |
48 | ||
49 | // --------------------------------------------------------------------------- | |
50 | ||
51 | export { | |
52 | isRootActivityValid, | |
53 | isActivityValid | |
54 | } | |
55 | ||
56 | // --------------------------------------------------------------------------- | |
57 | ||
58 | function checkCreateActivity (activity: any) { | |
59 | return isViewActivityValid(activity) || | |
60 | isDislikeActivityValid(activity) || | |
61 | isVideoTorrentCreateActivityValid(activity) || | |
62 | isVideoFlagValid(activity) || | |
63 | isVideoCommentCreateActivityValid(activity) | |
64 | } | |
65 | ||
66 | function checkUpdateActivity (activity: any) { | |
67 | return isVideoTorrentUpdateActivityValid(activity) || | |
68 | isActorUpdateActivityValid(activity) | |
69 | } | |
70 | ||
71 | function checkDeleteActivity (activity: any) { | |
72 | return isVideoTorrentDeleteActivityValid(activity) || | |
73 | isActorDeleteActivityValid(activity) | |
74 | } | |
75 | ||
76 | function checkFollowActivity (activity: any) { | |
77 | return isActorFollowActivityValid(activity) | |
78 | } | |
79 | ||
80 | function checkAcceptActivity (activity: any) { | |
81 | return isActorAcceptActivityValid(activity) | |
82 | } | |
83 | ||
84 | function checkAnnounceActivity (activity: any) { | |
85 | return isAnnounceActivityValid(activity) | |
86 | } | |
87 | ||
88 | function checkUndoActivity (activity: any) { | |
89 | return isUndoActivityValid(activity) | |
90 | } | |
91 | ||
92 | function checkLikeActivity (activity: any) { | |
93 | return isLikeActivityValid(activity) | |
94 | } |