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peertube/server/lib/activitypub/videos.ts

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import { join } from 'path'
import * as request from 'request'
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import { Transaction } from 'sequelize'
import { ActivityIconObject } from '../../../shared/index'
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import { doRequest, doRequestAndSaveToFile } from '../../helpers'
import { CONFIG, REMOTE_SCHEME, STATIC_PATHS } from '../../initializers'
import { AccountModel } from '../../models/account/account'
import { VideoModel } from '../../models/video/video'
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import {
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sendCreateDislikeToOrigin,
sendCreateDislikeToVideoFollowers,
sendLikeToOrigin,
sendLikeToVideoFollowers,
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sendUndoDislikeToOrigin,
sendUndoDislikeToVideoFollowers,
sendUndoLikeToOrigin,
sendUndoLikeToVideoFollowers
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} from './send'
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function fetchRemoteVideoPreview (video: VideoModel) {
// FIXME: use url
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const host = video.VideoChannel.Account.Actor.Server.host
const path = join(STATIC_PATHS.PREVIEWS, video.getPreviewName())
return request.get(REMOTE_SCHEME.HTTP + '://' + host + path)
}
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async function fetchRemoteVideoDescription (video: VideoModel) {
// FIXME: use url
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const host = video.VideoChannel.Account.Actor.Server.host
const path = video.getDescriptionPath()
const options = {
uri: REMOTE_SCHEME.HTTP + '://' + host + path,
json: true
}
const { body } = await doRequest(options)
return body.description ? body.description : ''
}
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function generateThumbnailFromUrl (video: VideoModel, icon: ActivityIconObject) {
const thumbnailName = video.getThumbnailName()
const thumbnailPath = join(CONFIG.STORAGE.THUMBNAILS_DIR, thumbnailName)
const options = {
method: 'GET',
uri: icon.url
}
return doRequestAndSaveToFile(options, thumbnailPath)
}
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async function sendVideoRateChangeToFollowers (
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account: AccountModel,
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video: VideoModel,
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likes: number,
dislikes: number,
t: Transaction
) {
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const actor = account.Actor
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// Keep the order: first we undo and then we create
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// Undo Like
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if (likes < 0) await sendUndoLikeToVideoFollowers(actor, video, t)
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// Undo Dislike
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if (dislikes < 0) await sendUndoDislikeToVideoFollowers(actor, video, t)
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// Like
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if (likes > 0) await sendLikeToVideoFollowers(actor, video, t)
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// Dislike
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if (dislikes > 0) await sendCreateDislikeToVideoFollowers(actor, video, t)
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}
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async function sendVideoRateChangeToOrigin (
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account: AccountModel,
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video: VideoModel,
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likes: number,
dislikes: number,
t: Transaction
) {
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const actor = account.Actor
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// Keep the order: first we undo and then we create
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// Undo Like
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if (likes < 0) await sendUndoLikeToOrigin(actor, video, t)
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// Undo Dislike
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if (dislikes < 0) await sendUndoDislikeToOrigin(actor, video, t)
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// Like
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if (likes > 0) await sendLikeToOrigin(actor, video, t)
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// Dislike
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if (dislikes > 0) await sendCreateDislikeToOrigin(actor, video, t)
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}
export {
fetchRemoteVideoPreview,
fetchRemoteVideoDescription,
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generateThumbnailFromUrl,
sendVideoRateChangeToFollowers,
sendVideoRateChangeToOrigin
}