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import { UploadFilesForCheck } from 'express'
import { readFile } from 'fs-extra'
import { getFileSize } from '@shared/extra-utils'
import { CONSTRAINTS_FIELDS, MIMETYPES, VIDEO_LANGUAGES } from '../../initializers/constants'
import { logger } from '../logger'
import { exists, isFileValid } from './misc'
function isVideoCaptionLanguageValid (value: any) {
return exists(value) && VIDEO_LANGUAGES[value] !== undefined
}
// MacOS sends application/octet-stream
const videoCaptionTypesRegex = [ ...Object.keys(MIMETYPES.VIDEO_CAPTIONS.MIMETYPE_EXT), 'application/octet-stream' ]
.map(m => `(${m})`)
.join('|')
function isVideoCaptionFile (files: UploadFilesForCheck, field: string) {
return isFileValid({
files,
mimeTypeRegex: videoCaptionTypesRegex,
field,
maxSize: CONSTRAINTS_FIELDS.VIDEO_CAPTIONS.CAPTION_FILE.FILE_SIZE.max
})
}
async function isVTTFileValid (filePath: string) {
const size = await getFileSize(filePath)
const content = await readFile(filePath, 'utf8')
logger.debug('Checking VTT file %s', filePath, { size, content })
if (size > CONSTRAINTS_FIELDS.VIDEO_CAPTIONS.CAPTION_FILE.FILE_SIZE.max) return false
return content?.startsWith('WEBVTT')
}
// ---------------------------------------------------------------------------
export {
isVideoCaptionFile,
isVTTFileValid,
isVideoCaptionLanguageValid
}
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