X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Fhelpers%2Fcustom-validators%2Fvideo-captions.ts;h=0e24655a081a793864a6890c5375bd0cdecd6fed;hb=c56dd2807fe5d129907b9bf8c42656a8314d754b;hp=9abbce04a110b3e7fae1b1fb5429ae6303b808df;hpb=2ad9dcda240ee843c5e4a5b98cc94f7b2aab2c89;p=github%2FChocobozzz%2FPeerTube.git

diff --git a/server/helpers/custom-validators/video-captions.ts b/server/helpers/custom-validators/video-captions.ts
index 9abbce04a..0e24655a0 100644
--- a/server/helpers/custom-validators/video-captions.ts
+++ b/server/helpers/custom-validators/video-captions.ts
@@ -1,21 +1,43 @@
+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
 }
 
-const videoCaptionTypes = Object.keys(MIMETYPES.VIDEO_CAPTIONS.MIMETYPE_EXT)
-                                .concat([ 'application/octet-stream' ]) // MacOS sends application/octet-stream ><
-                                .map(m => `(${m})`)
-const videoCaptionTypesRegex = videoCaptionTypes.join('|')
-function isVideoCaptionFile (files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[], field: string) {
-  return isFileValid(files, videoCaptionTypesRegex, field, CONSTRAINTS_FIELDS.VIDEO_CAPTIONS.CAPTION_FILE.FILE_SIZE.max)
+// MacOS sends application/octet-stream
+const videoCaptionTypesRegex = [ ...Object.keys(MIMETYPES.VIDEO_CAPTIONS.MIMETYPE_EXT), 'application/octet-stream' ]
+  .map(m => `(${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
 }