mirror of https://github.com/Chocobozzz/PeerTube
				
				
				
			
		
			
				
	
	
		
			114 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			114 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			TypeScript
		
	
	
| import * as Bluebird from 'bluebird'
 | |
| import * as validator from 'validator'
 | |
| import { ResultList } from '../../shared/models'
 | |
| import { Activity, ActivityPubActor } from '../../shared/models/activitypub'
 | |
| import { ACTIVITY_PUB } from '../initializers'
 | |
| import { ActorModel } from '../models/activitypub/actor'
 | |
| import { signObject } from './peertube-crypto'
 | |
| import { pageToStartAndCount } from './core-utils'
 | |
| 
 | |
| function activityPubContextify <T> (data: T) {
 | |
|   return Object.assign(data,{
 | |
|     '@context': [
 | |
|       'https://www.w3.org/ns/activitystreams',
 | |
|       'https://w3id.org/security/v1',
 | |
|       {
 | |
|         'RsaSignature2017': 'https://w3id.org/security#RsaSignature2017',
 | |
|         'Hashtag': 'as:Hashtag',
 | |
|         'uuid': 'http://schema.org/identifier',
 | |
|         'category': 'http://schema.org/category',
 | |
|         'licence': 'http://schema.org/license',
 | |
|         'sensitive': 'as:sensitive',
 | |
|         'language': 'http://schema.org/inLanguage',
 | |
|         'views': 'http://schema.org/Number',
 | |
|         'size': 'http://schema.org/Number',
 | |
|         'commentsEnabled': 'http://schema.org/Boolean',
 | |
|         'support': 'http://schema.org/Text'
 | |
|       },
 | |
|       {
 | |
|         likes: {
 | |
|           '@id': 'as:likes',
 | |
|           '@type': '@id'
 | |
|         },
 | |
|         dislikes: {
 | |
|           '@id': 'as:dislikes',
 | |
|           '@type': '@id'
 | |
|         },
 | |
|         shares: {
 | |
|           '@id': 'as:shares',
 | |
|           '@type': '@id'
 | |
|         },
 | |
|         comments: {
 | |
|           '@id': 'as:comments',
 | |
|           '@type': '@id'
 | |
|         }
 | |
|       }
 | |
|     ]
 | |
|   })
 | |
| }
 | |
| 
 | |
| type ActivityPubCollectionPaginationHandler = (start: number, count: number) => Bluebird<ResultList<any>> | Promise<ResultList<any>>
 | |
| async function activityPubCollectionPagination (url: string, handler: ActivityPubCollectionPaginationHandler, page?: any) {
 | |
|   if (!page || !validator.isInt(page)) {
 | |
|     // We just display the first page URL, we only need the total items
 | |
|     const result = await handler(0, 1)
 | |
| 
 | |
|     return {
 | |
|       id: url,
 | |
|       type: 'OrderedCollection',
 | |
|       totalItems: result.total,
 | |
|       first: url + '?page=1'
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   const { start, count } = pageToStartAndCount(page, ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE)
 | |
|   const result = await handler(start, count)
 | |
| 
 | |
|   let next: string
 | |
|   let prev: string
 | |
| 
 | |
|   // Assert page is a number
 | |
|   page = parseInt(page, 10)
 | |
| 
 | |
|   // There are more results
 | |
|   if (result.total > page * ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE) {
 | |
|     next = url + '?page=' + (page + 1)
 | |
|   }
 | |
| 
 | |
|   if (page > 1) {
 | |
|     prev = url + '?page=' + (page - 1)
 | |
|   }
 | |
| 
 | |
|   return {
 | |
|     id: url + '?page=' + page,
 | |
|     type: 'OrderedCollectionPage',
 | |
|     prev,
 | |
|     next,
 | |
|     partOf: url,
 | |
|     orderedItems: result.data,
 | |
|     totalItems: result.total
 | |
|   }
 | |
| 
 | |
| }
 | |
| 
 | |
| function buildSignedActivity (byActor: ActorModel, data: Object) {
 | |
|   const activity = activityPubContextify(data)
 | |
| 
 | |
|   return signObject(byActor, activity) as Promise<Activity>
 | |
| }
 | |
| 
 | |
| function getActorUrl (activityActor: string | ActivityPubActor) {
 | |
|   if (typeof activityActor === 'string') return activityActor
 | |
| 
 | |
|   return activityActor.id
 | |
| }
 | |
| 
 | |
| // ---------------------------------------------------------------------------
 | |
| 
 | |
| export {
 | |
|   getActorUrl,
 | |
|   activityPubContextify,
 | |
|   activityPubCollectionPagination,
 | |
|   buildSignedActivity
 | |
| }
 |