PeerTube/server/lib/video.ts

150 lines
4.9 KiB
TypeScript

import { UploadFiles } from 'express'
import { Transaction } from 'sequelize/types'
import { DEFAULT_AUDIO_RESOLUTION, JOB_PRIORITY } from '@server/initializers/constants'
import { sequelizeTypescript } from '@server/initializers/database'
import { TagModel } from '@server/models/video/tag'
import { VideoModel } from '@server/models/video/video'
import { FilteredModelAttributes } from '@server/types'
import { MThumbnail, MUserId, MVideo, MVideoFile, MVideoTag, MVideoThumbnail, MVideoUUID } from '@server/types/models'
import { ThumbnailType, VideoCreate, VideoPrivacy, VideoTranscodingPayload } from '@shared/models'
import { federateVideoIfNeeded } from './activitypub/videos'
import { JobQueue } from './job-queue/job-queue'
import { Notifier } from './notifier'
import { createVideoMiniatureFromExisting } from './thumbnail'
function buildLocalVideoFromReq (videoInfo: VideoCreate, channelId: number): FilteredModelAttributes<VideoModel> {
return {
name: videoInfo.name,
remote: false,
category: videoInfo.category,
licence: videoInfo.licence,
language: videoInfo.language,
commentsEnabled: videoInfo.commentsEnabled !== false, // If the value is not "false", the default is "true"
downloadEnabled: videoInfo.downloadEnabled !== false,
waitTranscoding: videoInfo.waitTranscoding || false,
nsfw: videoInfo.nsfw || false,
description: videoInfo.description,
support: videoInfo.support,
privacy: videoInfo.privacy || VideoPrivacy.PRIVATE,
channelId: channelId,
originallyPublishedAt: videoInfo.originallyPublishedAt
}
}
async function buildVideoThumbnailsFromReq (options: {
video: MVideoThumbnail
files: UploadFiles
fallback: (type: ThumbnailType) => Promise<MThumbnail>
automaticallyGenerated?: boolean
}) {
const { video, files, fallback, automaticallyGenerated } = options
const promises = [
{
type: ThumbnailType.MINIATURE,
fieldName: 'thumbnailfile'
},
{
type: ThumbnailType.PREVIEW,
fieldName: 'previewfile'
}
].map(p => {
const fields = files?.[p.fieldName]
if (fields) {
return createVideoMiniatureFromExisting({
inputPath: fields[0].path,
video,
type: p.type,
automaticallyGenerated: automaticallyGenerated || false
})
}
return fallback(p.type)
})
return Promise.all(promises)
}
async function setVideoTags (options: {
video: MVideoTag
tags: string[]
transaction?: Transaction
}) {
const { video, tags, transaction } = options
const internalTags = tags || []
const tagInstances = await TagModel.findOrCreateTags(internalTags, transaction)
await video.$set('Tags', tagInstances, { transaction })
video.Tags = tagInstances
}
async function publishAndFederateIfNeeded (video: MVideoUUID, wasLive = false) {
const result = await sequelizeTypescript.transaction(async t => {
// Maybe the video changed in database, refresh it
const videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.uuid, t)
// Video does not exist anymore
if (!videoDatabase) return undefined
// We transcoded the video file in another format, now we can publish it
const videoPublished = await videoDatabase.publishIfNeededAndSave(t)
// If the video was not published, we consider it is a new one for other instances
// Live videos are always federated, so it's not a new video
await federateVideoIfNeeded(videoDatabase, !wasLive && videoPublished, t)
return { videoDatabase, videoPublished }
})
if (result?.videoPublished) {
Notifier.Instance.notifyOnNewVideoIfNeeded(result.videoDatabase)
Notifier.Instance.notifyOnVideoPublishedAfterTranscoding(result.videoDatabase)
}
}
async function addOptimizeOrMergeAudioJob (video: MVideo, videoFile: MVideoFile, user: MUserId) {
let dataInput: VideoTranscodingPayload
if (videoFile.isAudio()) {
dataInput = {
type: 'merge-audio-to-webtorrent',
resolution: DEFAULT_AUDIO_RESOLUTION,
videoUUID: video.uuid,
isNewVideo: true
}
} else {
dataInput = {
type: 'optimize-to-webtorrent',
videoUUID: video.uuid,
isNewVideo: true
}
}
const jobOptions = {
priority: await getTranscodingJobPriority(user)
}
return JobQueue.Instance.createJobWithPromise({ type: 'video-transcoding', payload: dataInput }, jobOptions)
}
async function getTranscodingJobPriority (user: MUserId) {
const now = new Date()
const lastWeek = new Date(now.getFullYear(), now.getMonth(), now.getDate() - 7)
const videoUploadedByUser = await VideoModel.countVideosUploadedByUserSince(user.id, lastWeek)
return JOB_PRIORITY.TRANSCODING + videoUploadedByUser
}
// ---------------------------------------------------------------------------
export {
buildLocalVideoFromReq,
publishAndFederateIfNeeded,
buildVideoThumbnailsFromReq,
setVideoTags,
addOptimizeOrMergeAudioJob,
getTranscodingJobPriority
}