94 lines
2.6 KiB
TypeScript
94 lines
2.6 KiB
TypeScript
import { remove } from 'fs-extra'
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import { Instance as ParseTorrent } from 'parse-torrent'
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import { join } from 'path'
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import { sha256 } from '@shared/extra-utils'
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import { ResultList } from '@shared/models'
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import { CONFIG } from '../initializers/config'
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import { execPromise, execPromise2, randomBytesPromise } from './core-utils'
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import { logger } from './logger'
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function deleteFileAndCatch (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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async function generateRandomString (size: number) {
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const raw = await randomBytesPromise(size)
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return raw.toString('hex')
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}
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interface FormattableToJSON<U, V> {
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toFormattedJSON (args?: U): V
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}
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function getFormattedObjects<U, V, T extends FormattableToJSON<U, V>> (objects: T[], objectsTotal: number, formattedArg?: U) {
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const formattedObjects = objects.map(o => o.toFormattedJSON(formattedArg))
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return {
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total: objectsTotal,
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data: formattedObjects
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} as ResultList<V>
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}
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function generateVideoImportTmpPath (target: string | ParseTorrent, extension = '.mp4') {
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const id = typeof target === 'string'
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? target
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: target.infoHash
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const hash = sha256(id)
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return join(CONFIG.STORAGE.TMP_DIR, `${hash}-import${extension}`)
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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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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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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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try {
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const version = await execPromise('[ ! -d .git ] || git rev-parse --short HEAD')
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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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return ''
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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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if (!result || Array.isArray(result) === false) return null
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return result[0]
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}
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// ---------------------------------------------------------------------------
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export {
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deleteFileAndCatch,
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generateRandomString,
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getFormattedObjects,
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getSecureTorrentName,
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getServerCommit,
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generateVideoImportTmpPath,
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getUUIDFromFilename
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}
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