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import * as express from 'express'
import { CONFIG, FEEDS, ROUTE_CACHE_LIFETIME } from '../initializers/constants'
import { THUMBNAILS_SIZE } from '../initializers'
import {
asyncMiddleware,
commonVideosFiltersValidator,
setDefaultSort,
videoCommentsFeedsValidator,
videoFeedsValidator,
videosSortValidator
} from '../middlewares'
import { VideoModel } from '../models/video/video'
import * as Feed from 'pfeed'
import { cacheRoute } from '../middlewares/cache'
import { VideoCommentModel } from '../models/video/video-comment'
import { buildNSFWFilter } from '../helpers/express-utils'
const feedsRouter = express.Router()
feedsRouter.get('/feeds/video-comments.:format',
asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.FEEDS)),
asyncMiddleware(videoCommentsFeedsValidator),
asyncMiddleware(generateVideoCommentsFeed)
)
feedsRouter.get('/feeds/videos.:format',
videosSortValidator,
setDefaultSort,
asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.FEEDS)),
commonVideosFiltersValidator,
asyncMiddleware(videoFeedsValidator),
asyncMiddleware(generateVideoFeed)
)
// ---------------------------------------------------------------------------
export {
feedsRouter
}
// ---------------------------------------------------------------------------
async function generateVideoCommentsFeed (req: express.Request, res: express.Response) {
const start = 0
const video = res.locals.video
const videoId: number = video ? video.id : undefined
const comments = await VideoCommentModel.listForFeed(start, FEEDS.COUNT, videoId)
const name = video ? video.name : CONFIG.INSTANCE.NAME
const description = video ? video.description : CONFIG.INSTANCE.DESCRIPTION
const feed = initFeed(name, description)
// Adding video items to the feed, one at a time
comments.forEach(comment => {
const link = CONFIG.WEBSERVER.URL + comment.getCommentStaticPath()
feed.addItem({
title: `${comment.Video.name} - ${comment.Account.getDisplayName()}`,
id: comment.url,
link,
content: comment.text,
author: [
{
name: comment.Account.getDisplayName(),
link: comment.Account.Actor.url
}
],
date: comment.createdAt
})
})
// Now the feed generation is done, let's send it!
return sendFeed(feed, req, res)
}
async function generateVideoFeed (req: express.Request, res: express.Response) {
const start = 0
const account = res.locals.account
const videoChannel = res.locals.videoChannel
const nsfw = buildNSFWFilter(res, req.query.nsfw)
let name: string
let description: string
if (videoChannel) {
name = videoChannel.getDisplayName()
description = videoChannel.description
} else if (account) {
name = account.getDisplayName()
description = account.description
} else {
name = CONFIG.INSTANCE.NAME
description = CONFIG.INSTANCE.DESCRIPTION
}
const feed = initFeed(name, description)
const resultList = await VideoModel.listForApi({
start,
count: FEEDS.COUNT,
sort: req.query.sort,
includeLocalVideos: true,
nsfw,
filter: req.query.filter,
withFiles: true,
accountId: account ? account.id : null,
videoChannelId: videoChannel ? videoChannel.id : null
})
// Adding video items to the feed, one at a time
resultList.data.forEach(video => {
const formattedVideoFiles = video.getFormattedVideoFilesJSON()
const torrents = formattedVideoFiles.map(videoFile => ({
title: video.name,
url: videoFile.torrentUrl,
size_in_bytes: videoFile.size
}))
feed.addItem({
title: video.name,
id: video.url,
link: CONFIG.WEBSERVER.URL + '/videos/watch/' + video.uuid,
description: video.getTruncatedDescription(),
content: video.description,
author: [
{
name: video.VideoChannel.Account.getDisplayName(),
link: video.VideoChannel.Account.Actor.url
}
],
date: video.publishedAt,
language: video.language,
nsfw: video.nsfw,
torrent: torrents,
thumbnail: [
{
url: CONFIG.WEBSERVER.URL + video.getThumbnailStaticPath(),
height: THUMBNAILS_SIZE.height,
width: THUMBNAILS_SIZE.width
}
]
})
})
// Now the feed generation is done, let's send it!
return sendFeed(feed, req, res)
}
function initFeed (name: string, description: string) {
const webserverUrl = CONFIG.WEBSERVER.URL
return new Feed({
title: name,
description,
// updated: TODO: somehowGetLatestUpdate, // optional, default = today
id: webserverUrl,
link: webserverUrl,
image: webserverUrl + '/client/assets/images/icons/icon-96x96.png',
favicon: webserverUrl + '/client/assets/images/favicon.png',
copyright: `All rights reserved, unless otherwise specified in the terms specified at ${webserverUrl}/about` +
` and potential licenses granted by each content's rightholder.`,
generator: `Toraifōsu`, // ^.~
feedLinks: {
json: `${webserverUrl}/feeds/videos.json`,
atom: `${webserverUrl}/feeds/videos.atom`,
rss: `${webserverUrl}/feeds/videos.xml`
},
author: {
name: 'Instance admin of ' + CONFIG.INSTANCE.NAME,
email: CONFIG.ADMIN.EMAIL,
link: `${webserverUrl}/about`
}
})
}
function sendFeed (feed, req: express.Request, res: express.Response) {
const format = req.params.format
if (format === 'atom' || format === 'atom1') {
res.set('Content-Type', 'application/atom+xml')
return res.send(feed.atom1()).end()
}
if (format === 'json' || format === 'json1') {
res.set('Content-Type', 'application/json')
return res.send(feed.json1()).end()
}
if (format === 'rss' || format === 'rss2') {
res.set('Content-Type', 'application/rss+xml')
return res.send(feed.rss2()).end()
}
// We're in the ambiguous '.xml' case and we look at the format query parameter
if (req.query.format === 'atom' || req.query.format === 'atom1') {
res.set('Content-Type', 'application/atom+xml')
return res.send(feed.atom1()).end()
}
res.set('Content-Type', 'application/rss+xml')
return res.send(feed.rss2()).end()
}
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