PeerTube/server/helpers/custom-validators/video-captions.ts

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import { CONSTRAINTS_FIELDS, VIDEO_CAPTIONS_MIMETYPE_EXT, VIDEO_LANGUAGES, VIDEO_MIMETYPE_EXT } from '../../initializers'
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import { exists, isFileValid } from './misc'
import { Response } from 'express'
import { VideoModel } from '../../models/video/video'
import { VideoCaptionModel } from '../../models/video/video-caption'
function isVideoCaptionLanguageValid (value: any) {
return exists(value) && VIDEO_LANGUAGES[ value ] !== undefined
}
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const videoCaptionTypes = Object.keys(VIDEO_CAPTIONS_MIMETYPE_EXT).map(m => `(${m})`)
const videoCaptionTypesRegex = videoCaptionTypes.join('|')
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function isVideoCaptionFile (files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[], field: string) {
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return isFileValid(files, videoCaptionTypesRegex, field, CONSTRAINTS_FIELDS.VIDEO_CAPTIONS.CAPTION_FILE.FILE_SIZE.max)
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}
async function isVideoCaptionExist (video: VideoModel, language: string, res: Response) {
const videoCaption = await VideoCaptionModel.loadByVideoIdAndLanguage(video.id, language)
if (!videoCaption) {
res.status(404)
.json({ error: 'Video caption not found' })
.end()
return false
}
res.locals.videoCaption = videoCaption
return true
}
// ---------------------------------------------------------------------------
export {
isVideoCaptionFile,
isVideoCaptionLanguageValid,
isVideoCaptionExist
}