+import { createReadStream, createWriteStream, move, remove } from 'fs-extra'
import { join } from 'path'
+import srt2vtt from 'srt-to-vtt'
+import { Transform } from 'stream'
+import { MVideoCaption } from '@server/types/models'
import { CONFIG } from '../initializers/config'
-import * as srt2vtt from 'srt-to-vtt'
-import { createReadStream, createWriteStream, move, remove } from 'fs-extra'
-import { MVideoCaptionFormattable } from '@server/typings/models'
+import { pipelinePromise } from './core-utils'
-async function moveAndProcessCaptionFile (physicalFile: { filename: string, path: string }, videoCaption: MVideoCaptionFormattable) {
+async function moveAndProcessCaptionFile (physicalFile: { filename: string, path: string }, videoCaption: MVideoCaption) {
const videoCaptionsDir = CONFIG.STORAGE.CAPTIONS_DIR
- const destination = join(videoCaptionsDir, videoCaption.getCaptionName())
+ const destination = join(videoCaptionsDir, videoCaption.filename)
// Convert this srt file to vtt
if (physicalFile.path.endsWith('.srt')) {
await convertSrtToVtt(physicalFile.path, destination)
await remove(physicalFile.path)
- } else { // Just move the vtt file
+ } else if (physicalFile.path !== destination) { // Just move the vtt file
await move(physicalFile.path, destination, { overwrite: true })
}
// This is important in case if there is another attempt in the retry process
- physicalFile.filename = videoCaption.getCaptionName()
+ physicalFile.filename = videoCaption.filename
physicalFile.path = destination
}
// ---------------------------------------------------------------------------
function convertSrtToVtt (source: string, destination: string) {
- return new Promise((res, rej) => {
- const file = createReadStream(source)
- const converter = srt2vtt()
- const writer = createWriteStream(destination)
+ const fixVTT = new Transform({
+ transform: (chunk, _encoding, cb) => {
+ let block: string = chunk.toString()
- for (const s of [ file, converter, writer ]) {
- s.on('error', err => rej(err))
- }
+ block = block.replace(/(\d\d:\d\d:\d\d)(\s)/g, '$1.000$2')
+ .replace(/(\d\d:\d\d:\d\d),(\d)(\s)/g, '$1.00$2$3')
+ .replace(/(\d\d:\d\d:\d\d),(\d\d)(\s)/g, '$1.0$2$3')
- return file.pipe(converter)
- .pipe(writer)
- .on('finish', () => res())
+ return cb(undefined, block)
+ }
})
+
+ return pipelinePromise(
+ createReadStream(source),
+ srt2vtt(),
+ fixVTT,
+ createWriteStream(destination)
+ )
}