PeerTube/server/controllers/api/search.ts

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import * as express from 'express'
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import { buildNSFWFilter, isUserAbleToSearchRemoteURI } from '../../helpers/express-utils'
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import { getFormattedObjects, getServerActor } from '../../helpers/utils'
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import { VideoModel } from '../../models/video/video'
import {
asyncMiddleware,
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commonVideosFiltersValidator,
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optionalAuthenticate,
paginationValidator,
setDefaultPagination,
setDefaultSearchSort,
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videoChannelsSearchSortValidator,
videoChannelsSearchValidator,
videosSearchSortValidator,
videosSearchValidator
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} from '../../middlewares'
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import { VideoChannelsSearchQuery, VideosSearchQuery } from '../../../shared/models/search'
import { getOrCreateActorAndServerAndModel, getOrCreateVideoAndAccountAndChannel } from '../../lib/activitypub'
import { logger } from '../../helpers/logger'
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import { VideoChannelModel } from '../../models/video/video-channel'
import { loadActorUrlOrGetFromWebfinger } from '../../helpers/webfinger'
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const searchRouter = express.Router()
searchRouter.get('/videos',
paginationValidator,
setDefaultPagination,
videosSearchSortValidator,
setDefaultSearchSort,
optionalAuthenticate,
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commonVideosFiltersValidator,
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videosSearchValidator,
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asyncMiddleware(searchVideos)
)
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searchRouter.get('/video-channels',
paginationValidator,
setDefaultPagination,
videoChannelsSearchSortValidator,
setDefaultSearchSort,
optionalAuthenticate,
videoChannelsSearchValidator,
asyncMiddleware(searchVideoChannels)
)
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// ---------------------------------------------------------------------------
export { searchRouter }
// ---------------------------------------------------------------------------
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function searchVideoChannels (req: express.Request, res: express.Response) {
const query: VideoChannelsSearchQuery = req.query
const search = query.search
const isURISearch = search.startsWith('http://') || search.startsWith('https://')
const parts = search.split('@')
// Handle strings like @toto@example.com
if (parts.length === 3 && parts[0].length === 0) parts.shift()
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const isWebfingerSearch = parts.length === 2 && parts.every(p => p && p.indexOf(' ') === -1)
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if (isURISearch || isWebfingerSearch) return searchVideoChannelURI(search, isWebfingerSearch, res)
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// @username -> username to search in DB
if (query.search.startsWith('@')) query.search = query.search.replace(/^@/, '')
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return searchVideoChannelsDB(query, res)
}
async function searchVideoChannelsDB (query: VideoChannelsSearchQuery, res: express.Response) {
const serverActor = await getServerActor()
const options = {
actorId: serverActor.id,
search: query.search,
start: query.start,
count: query.count,
sort: query.sort
}
const resultList = await VideoChannelModel.searchForApi(options)
return res.json(getFormattedObjects(resultList.data, resultList.total))
}
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async function searchVideoChannelURI (search: string, isWebfingerSearch: boolean, res: express.Response) {
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let videoChannel: VideoChannelModel
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let uri = search
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if (isWebfingerSearch) {
try {
uri = await loadActorUrlOrGetFromWebfinger(search)
} catch (err) {
logger.warn('Cannot load actor URL or get from webfinger.', { search, err })
return res.json({ total: 0, data: [] })
}
}
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if (isUserAbleToSearchRemoteURI(res)) {
try {
const actor = await getOrCreateActorAndServerAndModel(uri, 'all', true, true)
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videoChannel = actor.VideoChannel
} catch (err) {
logger.info('Cannot search remote video channel %s.', uri, { err })
}
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} else {
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videoChannel = await VideoChannelModel.loadByUrlAndPopulateAccount(uri)
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}
return res.json({
total: videoChannel ? 1 : 0,
data: videoChannel ? [ videoChannel.toFormattedJSON() ] : []
})
}
function searchVideos (req: express.Request, res: express.Response) {
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const query: VideosSearchQuery = req.query
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const search = query.search
if (search && (search.startsWith('http://') || search.startsWith('https://'))) {
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return searchVideoURI(search, res)
}
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return searchVideosDB(query, res)
}
async function searchVideosDB (query: VideosSearchQuery, res: express.Response) {
const options = Object.assign(query, {
includeLocalVideos: true,
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nsfw: buildNSFWFilter(res, query.nsfw),
filter: query.filter,
user: res.locals.oauth ? res.locals.oauth.token.User : undefined
})
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const resultList = await VideoModel.searchAndPopulateAccountAndServer(options)
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return res.json(getFormattedObjects(resultList.data, resultList.total))
}
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async function searchVideoURI (url: string, res: express.Response) {
let video: VideoModel
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// Check if we can fetch a remote video with the URL
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if (isUserAbleToSearchRemoteURI(res)) {
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try {
const syncParam = {
likes: false,
dislikes: false,
shares: false,
comments: false,
thumbnail: true,
refreshVideo: false
}
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const result = await getOrCreateVideoAndAccountAndChannel({ videoObject: url, syncParam })
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video = result ? result.video : undefined
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} catch (err) {
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logger.info('Cannot search remote video %s.', url, { err })
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}
} else {
video = await VideoModel.loadByUrlAndPopulateAccount(url)
}
return res.json({
total: video ? 1 : 0,
data: video ? [ video.toFormattedJSON() ] : []
})
}