-import * as express from 'express'
+import { remove } from 'fs-extra'
+import { Instance as ParseTorrent } from 'parse-torrent'
+import { join } from 'path'
+import { sha256 } from '@shared/extra-utils'
+import { ResultList } from '@shared/models'
+import { CONFIG } from '../initializers/config'
+import { randomBytesPromise } from './core-utils'
+import { logger } from './logger'
-import { pseudoRandomBytes } from 'crypto'
+function deleteFileAndCatch (path: string) {
+ remove(path)
+ .catch(err => logger.error('Cannot delete the file %s asynchronously.', path, { err }))
+}
-import { logger } from './logger'
+async function generateRandomString (size: number) {
+ const raw = await randomBytesPromise(size)
+
+ return raw.toString('hex')
+}
-function badRequest (req: express.Request, res: express.Response, next: express.NextFunction) {
- res.type('json').status(400).end()
+interface FormattableToJSON<U, V> {
+ toFormattedJSON (args?: U): V
}
-function generateRandomString (size: number, callback: (err: Error, randomString?: string) => void) {
- pseudoRandomBytes(size, function (err, raw) {
- if (err) return callback(err)
+function getFormattedObjects<U, V, T extends FormattableToJSON<U, V>> (objects: T[], objectsTotal: number, formattedArg?: U) {
+ const formattedObjects = objects.map(o => o.toFormattedJSON(formattedArg))
- callback(null, raw.toString('hex'))
- })
+ return {
+ total: objectsTotal,
+ data: formattedObjects
+ } as ResultList<V>
}
-function createEmptyCallback () {
- return function (err) {
- if (err) logger.error('Error in empty callback.', { error: err })
- }
+function generateVideoImportTmpPath (target: string | ParseTorrent, extension = '.mp4') {
+ const id = typeof target === 'string'
+ ? target
+ : target.infoHash
+
+ const hash = sha256(id)
+ return join(CONFIG.STORAGE.TMP_DIR, `${hash}-import${extension}`)
}
-interface FormatableToJSON {
- toFormatedJSON ()
+function getSecureTorrentName (originalName: string) {
+ return sha256(originalName) + '.torrent'
}
-function getFormatedObjects<U, T extends FormatableToJSON> (objects: T[], objectsTotal: number) {
- const formatedObjects: U[] = []
+/**
+ * From a filename like "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3.mp4", returns
+ * only the "ede4cba5-742b-46fa-a388-9a6eb3a3aeb3" part. If the filename does
+ * not contain a UUID, returns null.
+ */
+function getUUIDFromFilename (filename: string) {
+ const regex = /[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/
+ const result = filename.match(regex)
- objects.forEach(function (object) {
- formatedObjects.push(object.toFormatedJSON())
- })
+ if (!result || Array.isArray(result) === false) return null
- return {
- total: objectsTotal,
- data: formatedObjects
- }
+ return result[0]
}
// ---------------------------------------------------------------------------
export {
- badRequest,
- createEmptyCallback,
+ deleteFileAndCatch,
generateRandomString,
- getFormatedObjects
+ getFormattedObjects,
+ getSecureTorrentName,
+ generateVideoImportTmpPath,
+ getUUIDFromFilename
}