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import express from 'express'
import { extname } from 'path'
import { Feed } from '@peertube/feed'
import { cacheRouteFactory } from '@server/middlewares'
import { VideoModel } from '@server/models/video/video'
import { VideoInclude } from '@shared/models'
import { buildNSFWFilter } from '../../helpers/express-utils'
import { MIMETYPES, ROUTE_CACHE_LIFETIME, WEBSERVER } from '../../initializers/constants'
import {
asyncMiddleware,
commonVideosFiltersValidator,
feedsFormatValidator,
setDefaultVideosSort,
setFeedFormatContentType,
videoFeedsValidator,
videosSortValidator,
videoSubscriptionFeedsValidator
} from '../../middlewares'
import { buildFeedMetadata, getCommonVideoFeedAttributes, getVideosForFeeds, initFeed, sendFeed } from './shared'
const videoFeedsRouter = express.Router()
const { middleware: cacheRouteMiddleware } = cacheRouteFactory({
headerBlacklist: [ 'Content-Type' ]
})
// ---------------------------------------------------------------------------
videoFeedsRouter.get('/feeds/videos.:format',
videosSortValidator,
setDefaultVideosSort,
feedsFormatValidator,
setFeedFormatContentType,
cacheRouteMiddleware(ROUTE_CACHE_LIFETIME.FEEDS),
commonVideosFiltersValidator,
asyncMiddleware(videoFeedsValidator),
asyncMiddleware(generateVideoFeed)
)
videoFeedsRouter.get('/feeds/subscriptions.:format',
videosSortValidator,
setDefaultVideosSort,
feedsFormatValidator,
setFeedFormatContentType,
cacheRouteMiddleware(ROUTE_CACHE_LIFETIME.FEEDS),
commonVideosFiltersValidator,
asyncMiddleware(videoSubscriptionFeedsValidator),
asyncMiddleware(generateVideoFeedForSubscriptions)
)
// ---------------------------------------------------------------------------
export {
videoFeedsRouter
}
// ---------------------------------------------------------------------------
async function generateVideoFeed (req: express.Request, res: express.Response) {
const account = res.locals.account
const videoChannel = res.locals.videoChannel
const { name, description, imageUrl, accountImageUrl, link, accountLink } = await buildFeedMetadata({ videoChannel, account })
const feed = initFeed({
name,
description,
link,
isPodcast: false,
imageUrl,
author: { name, link: accountLink, imageUrl: accountImageUrl },
resourceType: 'videos',
queryString: new URL(WEBSERVER.URL + req.url).search
})
const data = await getVideosForFeeds({
sort: req.query.sort,
nsfw: buildNSFWFilter(res, req.query.nsfw),
isLocal: req.query.isLocal,
include: req.query.include | VideoInclude.FILES,
accountId: account?.id,
videoChannelId: videoChannel?.id
})
addVideosToFeed(feed, data)
// Now the feed generation is done, let's send it!
return sendFeed(feed, req, res)
}
async function generateVideoFeedForSubscriptions (req: express.Request, res: express.Response) {
const account = res.locals.account
const { name, description, imageUrl, link } = await buildFeedMetadata({ account })
const feed = initFeed({
name,
description,
link,
isPodcast: false,
imageUrl,
resourceType: 'videos',
queryString: new URL(WEBSERVER.URL + req.url).search
})
const data = await getVideosForFeeds({
sort: req.query.sort,
nsfw: buildNSFWFilter(res, req.query.nsfw),
isLocal: req.query.isLocal,
include: req.query.include | VideoInclude.FILES,
displayOnlyForFollower: {
actorId: res.locals.user.Account.Actor.id,
orLocalVideos: false
},
user: res.locals.user
})
addVideosToFeed(feed, data)
// Now the feed generation is done, let's send it!
return sendFeed(feed, req, res)
}
// ---------------------------------------------------------------------------
function addVideosToFeed (feed: Feed, videos: VideoModel[]) {
/**
* Adding video items to the feed object, one at a time
*/
for (const video of videos) {
const formattedVideoFiles = video.getFormattedAllVideoFilesJSON(false)
const torrents = formattedVideoFiles.map(videoFile => ({
title: video.name,
url: videoFile.torrentUrl,
size_in_bytes: videoFile.size
}))
const videoFiles = formattedVideoFiles.map(videoFile => {
return {
type: MIMETYPES.VIDEO.EXT_MIMETYPE[extname(videoFile.fileUrl)],
medium: 'video',
height: videoFile.resolution.id,
fileSize: videoFile.size,
url: videoFile.fileUrl,
framerate: videoFile.fps,
duration: video.duration,
lang: video.language
}
})
feed.addItem({
...getCommonVideoFeedAttributes(video),
id: WEBSERVER.URL + video.getWatchStaticPath(),
author: [
{
name: video.VideoChannel.getDisplayName(),
link: video.VideoChannel.getClientUrl()
}
],
torrents,
// Enclosure
video: videoFiles.length !== 0
? {
url: videoFiles[0].url,
length: videoFiles[0].fileSize,
type: videoFiles[0].type
}
: undefined,
// Media RSS
videos: videoFiles,
embed: {
url: WEBSERVER.URL + video.getEmbedStaticPath(),
allowFullscreen: true
},
player: {
url: WEBSERVER.URL + video.getWatchStaticPath()
},
community: {
statistics: {
views: video.views
}
}
})
}
}
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