mirror of https://github.com/Chocobozzz/PeerTube
				
				
				
			
		
			
				
	
	
		
			106 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			106 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			TypeScript
		
	
	
| import { ResultList } from '../../shared'
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| import { CONFIG } from '../initializers'
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| import { ApplicationModel } from '../models/application/application'
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| import { execPromise, execPromise2, pseudoRandomBytesPromise, sha256 } from './core-utils'
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| import { logger } from './logger'
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| import { join } from 'path'
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| import { Instance as ParseTorrent } from 'parse-torrent'
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| import { remove } from 'fs-extra'
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| import * as memoizee from 'memoizee'
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| 
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| function deleteFileAsync (path: string) {
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|   remove(path)
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|     .catch(err => logger.error('Cannot delete the file %s asynchronously.', path, { err }))
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| }
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| 
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| async function generateRandomString (size: number) {
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|   const raw = await pseudoRandomBytesPromise(size)
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| 
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|   return raw.toString('hex')
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| }
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| 
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| interface FormattableToJSON { toFormattedJSON (args?: any) }
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| function getFormattedObjects<U, T extends FormattableToJSON> (objects: T[], objectsTotal: number, formattedArg?: any) {
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|   const formattedObjects: U[] = []
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| 
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|   objects.forEach(object => {
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|     formattedObjects.push(object.toFormattedJSON(formattedArg))
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|   })
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| 
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|   return {
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|     total: objectsTotal,
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|     data: formattedObjects
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|   } as ResultList<U>
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| }
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| 
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| const getServerActor = memoizee(async function () {
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|   const application = await ApplicationModel.load()
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|   if (!application) throw Error('Could not load Application from database.')
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| 
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|   const actor = application.Account.Actor
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|   actor.Account = application.Account
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| 
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|   return actor
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| })
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| 
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| function generateVideoImportTmpPath (target: string | ParseTorrent) {
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|   const id = typeof target === 'string' ? target : target.infoHash
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| 
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|   const hash = sha256(id)
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|   return join(CONFIG.STORAGE.TMP_DIR, hash + '-import.mp4')
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| }
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| 
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| function getSecureTorrentName (originalName: string) {
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|   return sha256(originalName) + '.torrent'
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| }
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| 
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| async function getServerCommit () {
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|   try {
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|     const tag = await execPromise2(
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|       '[ ! -d .git ] || git name-rev --name-only --tags --no-undefined HEAD 2>/dev/null || true',
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|       { stdio: [ 0, 1, 2 ] }
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|     )
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| 
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|     if (tag) return tag.replace(/^v/, '')
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|   } catch (err) {
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|     logger.debug('Cannot get version from git tags.', { err })
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|   }
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| 
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|   try {
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|     const version = await execPromise('[ ! -d .git ] || git rev-parse --short HEAD')
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| 
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|     if (version) return version.toString().trim()
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|   } catch (err) {
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|     logger.debug('Cannot get version from git HEAD.', { err })
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|   }
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| 
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|   return ''
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| }
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| 
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| /**
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|  * From a filename like "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3.mp4", returns
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|  * only the "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3" part. If the filename does
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|  * not contain a UUID, returns null.
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|  */
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| function getUUIDFromFilename (filename: string) {
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|   const regex = /[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/
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|   const result = filename.match(regex)
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| 
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|   if (!result || Array.isArray(result) === false) return null
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| 
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|   return result[0]
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| }
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| 
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| // ---------------------------------------------------------------------------
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| 
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| export {
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|   deleteFileAsync,
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|   generateRandomString,
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|   getFormattedObjects,
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|   getSecureTorrentName,
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|   getServerActor,
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|   getServerCommit,
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|   generateVideoImportTmpPath,
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|   getUUIDFromFilename
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| }
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