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e4f97bab | 1 | import * as express from 'express' |
0d0e8dd0 | 2 | import { Activity, ActivityPubCollection, ActivityPubOrderedCollection, ActivityType, RootActivity } from '../../../shared' |
e4f97bab | 3 | import { logger } from '../../helpers' |
0d0e8dd0 | 4 | import { isActivityValid } from '../../helpers/custom-validators/activitypub/activity' |
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5 | import { processCreateActivity, processUpdateActivity, processUndoActivity } from '../../lib' |
6 | import { processAcceptActivity } from '../../lib/activitypub/process/process-accept' | |
7 | import { processAddActivity } from '../../lib/activitypub/process/process-add' | |
8 | import { processAnnounceActivity } from '../../lib/activitypub/process/process-announce' | |
9 | import { processDeleteActivity } from '../../lib/activitypub/process/process-delete' | |
10 | import { processFollowActivity } from '../../lib/activitypub/process/process-follow' | |
7a7724e6 | 11 | import { asyncMiddleware, checkSignature, localAccountValidator, signatureValidator } from '../../middlewares' |
0d0e8dd0 | 12 | import { activityPubValidator } from '../../middlewares/validators/activitypub/activity' |
7a7724e6 | 13 | import { AccountInstance } from '../../models/account/account-interface' |
e4f97bab | 14 | |
7a7724e6 | 15 | const processActivity: { [ P in ActivityType ]: (activity: Activity, inboxAccount?: AccountInstance) => Promise<any> } = { |
e4f97bab | 16 | Create: processCreateActivity, |
0d0e8dd0 | 17 | Add: processAddActivity, |
e4f97bab | 18 | Update: processUpdateActivity, |
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19 | Delete: processDeleteActivity, |
20 | Follow: processFollowActivity, | |
d8465018 | 21 | Accept: processAcceptActivity, |
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22 | Announce: processAnnounceActivity, |
23 | Undo: processUndoActivity | |
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24 | } |
25 | ||
26 | const inboxRouter = express.Router() | |
27 | ||
7a7724e6 | 28 | inboxRouter.post('/inbox', |
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29 | signatureValidator, |
30 | asyncMiddleware(checkSignature), | |
0d0e8dd0 | 31 | activityPubValidator, |
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32 | asyncMiddleware(inboxController) |
33 | ) | |
34 | ||
350e31d6 | 35 | inboxRouter.post('/account/:name/inbox', |
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36 | signatureValidator, |
37 | asyncMiddleware(checkSignature), | |
38 | localAccountValidator, | |
39 | activityPubValidator, | |
40 | asyncMiddleware(inboxController) | |
41 | ) | |
42 | ||
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43 | // --------------------------------------------------------------------------- |
44 | ||
45 | export { | |
46 | inboxRouter | |
47 | } | |
48 | ||
49 | // --------------------------------------------------------------------------- | |
50 | ||
51 | async function inboxController (req: express.Request, res: express.Response, next: express.NextFunction) { | |
52 | const rootActivity: RootActivity = req.body | |
53 | let activities: Activity[] = [] | |
54 | ||
55 | if ([ 'Collection', 'CollectionPage' ].indexOf(rootActivity.type) !== -1) { | |
56 | activities = (rootActivity as ActivityPubCollection).items | |
57 | } else if ([ 'OrderedCollection', 'OrderedCollectionPage' ].indexOf(rootActivity.type) !== -1) { | |
58 | activities = (rootActivity as ActivityPubOrderedCollection).orderedItems | |
59 | } else { | |
60 | activities = [ rootActivity as Activity ] | |
61 | } | |
62 | ||
0d0e8dd0 | 63 | // Only keep activities we are able to process |
350e31d6 | 64 | logger.debug('Filtering activities...', { activities }) |
0d0e8dd0 | 65 | activities = activities.filter(a => isActivityValid(a)) |
350e31d6 | 66 | logger.debug('We keep %d activities.', activities.length, { activities }) |
0d0e8dd0 | 67 | |
7a7724e6 | 68 | await processActivities(activities, res.locals.account) |
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69 | |
70 | res.status(204).end() | |
71 | } | |
72 | ||
7a7724e6 | 73 | async function processActivities (activities: Activity[], inboxAccount?: AccountInstance) { |
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74 | for (const activity of activities) { |
75 | const activityProcessor = processActivity[activity.type] | |
76 | if (activityProcessor === undefined) { | |
77 | logger.warn('Unknown activity type %s.', activity.type, { activityId: activity.id }) | |
78 | continue | |
79 | } | |
80 | ||
7a7724e6 | 81 | await activityProcessor(activity, inboxAccount) |
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82 | } |
83 | } |