server/controllers/bots.ts

   1 import * as express from 'express'
   2 import { asyncMiddleware } from '../middlewares'
   3 import { ROUTE_CACHE_LIFETIME, WEBSERVER } from '../initializers/constants'
   4 import * as sitemapModule from 'sitemap'
   5 import { VideoModel } from '../models/video/video'
   6 import { VideoChannelModel } from '../models/video/video-channel'
   7 import { AccountModel } from '../models/account/account'
   8 import { cacheRoute } from '../middlewares/cache'
   9 import { buildNSFWFilter } from '../helpers/express-utils'
  10 import { truncate } from 'lodash'
  11
  12 const botsRouter = express.Router()
  13
  14 // Special route that add OpenGraph and oEmbed tags
  15 // Do not use a template engine for a so little thing
  16 botsRouter.use('/sitemap.xml',
  17   asyncMiddleware(cacheRoute(ROUTE_CACHE_LIFETIME.SITEMAP)),
  18   asyncMiddleware(getSitemap)
  19 )
  20
  21 // ---------------------------------------------------------------------------
  22
  23 export {
  24   botsRouter
  25 }
  26
  27 // ---------------------------------------------------------------------------
  28
  29 async function getSitemap (req: express.Request, res: express.Response) {
  30   let urls = getSitemapBasicUrls()
  31
  32   urls = urls.concat(await getSitemapLocalVideoUrls())
  33   urls = urls.concat(await getSitemapVideoChannelUrls())
  34   urls = urls.concat(await getSitemapAccountUrls())
  35
  36   const sitemap = sitemapModule.createSitemap({
  37     hostname: WEBSERVER.URL,
  38     urls: urls
  39   })
  40
  41   const xml = sitemap.toXML()
  42
  43   res.header('Content-Type', 'application/xml')
  44   res.send(xml)
  45 }
  46
  47 async function getSitemapVideoChannelUrls () {
  48   const rows = await VideoChannelModel.listLocalsForSitemap('createdAt')
  49
  50   return rows.map(channel => ({
  51     url: WEBSERVER.URL + '/video-channels/' + channel.Actor.preferredUsername
  52   }))
  53 }
  54
  55 async function getSitemapAccountUrls () {
  56   const rows = await AccountModel.listLocalsForSitemap('createdAt')
  57
  58   return rows.map(channel => ({
  59     url: WEBSERVER.URL + '/accounts/' + channel.Actor.preferredUsername
  60   }))
  61 }
  62
  63 async function getSitemapLocalVideoUrls () {
  64   const { data } = await VideoModel.listForApi({
  65     start: 0,
  66     count: undefined,
  67     sort: 'createdAt',
  68     includeLocalVideos: true,
  69     nsfw: buildNSFWFilter(),
  70     filter: 'local',
  71     withFiles: false,
  72     countVideos: false
  73   })
  74
  75   return data.map(v => ({
  76     url: WEBSERVER.URL + '/videos/watch/' + v.uuid,
  77     video: [
  78       {
  79         title: v.name,
  80         // Sitemap description should be < 2000 characters
  81         description: truncate(v.description || v.name, { length: 2000, omission: '...' }),
  82         player_loc: WEBSERVER.URL + '/videos/embed/' + v.uuid,
  83         thumbnail_loc: WEBSERVER.URL + v.getMiniatureStaticPath()
  84       }
  85     ]
  86   }))
  87 }
  88
  89 function getSitemapBasicUrls () {
  90   const paths = [
  91     '/about/instance',
  92     '/videos/local'
  93   ]
  94
  95   return paths.map(p => ({ url: WEBSERVER.URL + p }))
  96 }