X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Fhelpers%2Fexpress-utils.ts;h=82dd4c17807006dce47cdfa884974d62082a58f5;hb=cffef25313bdf7a6c435f56ac6715fdd91acf7b3;hp=00f3f198bc2195087a69333cf4c46ab37f2d204d;hpb=b91bc1d1f3591c35ab4426f6ab594b4bd9f1ef62;p=github%2FChocobozzz%2FPeerTube.git

diff --git a/server/helpers/express-utils.ts b/server/helpers/express-utils.ts
index 00f3f198b..82dd4c178 100644
--- a/server/helpers/express-utils.ts
+++ b/server/helpers/express-utils.ts
@@ -1,18 +1,20 @@
-import * as express from 'express'
-import * as multer from 'multer'
+import express, { RequestHandler } from 'express'
+import multer, { diskStorage } from 'multer'
+import { getLowercaseExtension } from '@shared/core-utils'
+import { HttpStatusCode } from '../../shared/models/http/http-error-codes'
+import { CONFIG } from '../initializers/config'
 import { REMOTE_SCHEME } from '../initializers/constants'
-import { logger } from './logger'
-import { deleteFileAsync, generateRandomString } from './utils'
-import { extname } from 'path'
 import { isArray } from './custom-validators/misc'
-import { CONFIG } from '../initializers/config'
+import { logger } from './logger'
+import { deleteFileAndCatch, generateRandomString } from './utils'
+import { getExtFromMimetype } from './video'
 
 function buildNSFWFilter (res?: express.Response, paramNSFW?: string) {
   if (paramNSFW === 'true') return true
   if (paramNSFW === 'false') return false
   if (paramNSFW === 'both') return undefined
 
-  if (res && res.locals.oauth) {
+  if (res?.locals.oauth) {
     const user = res.locals.oauth.token.User
 
     // User does not want NSFW videos
@@ -28,21 +30,19 @@ function buildNSFWFilter (res?: express.Response, paramNSFW?: string) {
   return null
 }
 
-function cleanUpReqFiles (req: { files: { [ fieldname: string ]: Express.Multer.File[] } | Express.Multer.File[] }) {
-  const files = req.files
+function cleanUpReqFiles (req: express.Request) {
+  const filesObject = req.files
+  if (!filesObject) return
 
-  if (!files) return
-
-  if (isArray(files)) {
-    (files as Express.Multer.File[]).forEach(f => deleteFileAsync(f.path))
+  if (isArray(filesObject)) {
+    filesObject.forEach(f => deleteFileAndCatch(f.path))
     return
   }
 
-  for (const key of Object.keys(files)) {
-    const file = files[ key ]
+  for (const key of Object.keys(filesObject)) {
+    const files = filesObject[key]
 
-    if (isArray(file)) file.forEach(f => deleteFileAsync(f.path))
-    else deleteFileAsync(file.path)
+    files.forEach(f => deleteFileAndCatch(f.path))
   }
 }
 
@@ -59,47 +59,28 @@ function getHostWithPort (host: string) {
   return host
 }
 
-function badRequest (req: express.Request, res: express.Response) {
-  return res.type('json').status(400).end()
+function badRequest (_req: express.Request, res: express.Response) {
+  return res.type('json')
+            .status(HttpStatusCode.BAD_REQUEST_400)
+            .end()
 }
 
 function createReqFiles (
   fieldNames: string[],
-  mimeTypes: { [ id: string ]: string },
-  destinations: { [ fieldName: string ]: string }
-) {
-  const storage = multer.diskStorage({
+  mimeTypes: { [id: string]: string | string[] },
+  destination = CONFIG.STORAGE.TMP_DIR
+): RequestHandler {
+  const storage = diskStorage({
     destination: (req, file, cb) => {
-      cb(null, destinations[ file.fieldname ])
+      cb(null, destination)
     },
 
-    filename: async (req, file, cb) => {
-      let extension: string
-      const fileExtension = extname(file.originalname)
-      const extensionFromMimetype = mimeTypes[ file.mimetype ]
-
-      // Take the file extension if we don't understand the mime type
-      // We have the OGG/OGV exception too because firefox sends a bad mime type when sending an OGG file
-      if (fileExtension === '.ogg' || fileExtension === '.ogv' || !extensionFromMimetype) {
-        extension = fileExtension
-      } else {
-        extension = extensionFromMimetype
-      }
-
-      let randomString = ''
-
-      try {
-        randomString = await generateRandomString(16)
-      } catch (err) {
-        logger.error('Cannot generate random string for file name.', { err })
-        randomString = 'fake-random-string'
-      }
-
-      cb(null, randomString + extension)
+    filename: (req, file, cb) => {
+      return generateReqFilename(file, mimeTypes, cb)
     }
   })
 
-  let fields: { name: string, maxCount: number }[] = []
+  const fields: { name: string, maxCount: number }[] = []
   for (const fieldName of fieldNames) {
     fields.push({
       name: fieldName,
@@ -110,6 +91,23 @@ function createReqFiles (
   return multer({ storage }).fields(fields)
 }
 
+function createAnyReqFiles (
+  mimeTypes: { [id: string]: string | string[] },
+  fileFilter: (req: express.Request, file: Express.Multer.File, cb: (err: Error, result: boolean) => void) => void
+): RequestHandler {
+  const storage = diskStorage({
+    destination: (req, file, cb) => {
+      cb(null, CONFIG.STORAGE.TMP_DIR)
+    },
+
+    filename: (req, file, cb) => {
+      return generateReqFilename(file, mimeTypes, cb)
+    }
+  })
+
+  return multer({ storage, fileFilter }).any()
+}
+
 function isUserAbleToSearchRemoteURI (res: express.Response) {
   const user = res.locals.oauth ? res.locals.oauth.token.User : undefined
 
@@ -117,13 +115,50 @@ function isUserAbleToSearchRemoteURI (res: express.Response) {
     (CONFIG.SEARCH.REMOTE_URI.USERS === true && user !== undefined)
 }
 
+function getCountVideos (req: express.Request) {
+  return req.query.skipCount !== true
+}
+
 // ---------------------------------------------------------------------------
 
 export {
   buildNSFWFilter,
   getHostWithPort,
+  createAnyReqFiles,
   isUserAbleToSearchRemoteURI,
   badRequest,
   createReqFiles,
-  cleanUpReqFiles
+  cleanUpReqFiles,
+  getCountVideos
+}
+
+// ---------------------------------------------------------------------------
+
+async function generateReqFilename (
+  file: Express.Multer.File,
+  mimeTypes: { [id: string]: string | string[] },
+  cb: (err: Error, name: string) => void
+) {
+  let extension: string
+  const fileExtension = getLowercaseExtension(file.originalname)
+  const extensionFromMimetype = getExtFromMimetype(mimeTypes, file.mimetype)
+
+  // Take the file extension if we don't understand the mime type
+  if (!extensionFromMimetype) {
+    extension = fileExtension
+  } else {
+    // Take the first available extension for this mimetype
+    extension = extensionFromMimetype
+  }
+
+  let randomString = ''
+
+  try {
+    randomString = await generateRandomString(16)
+  } catch (err) {
+    logger.error('Cannot generate random string for file name.', { err })
+    randomString = 'fake-random-string'
+  }
+
+  cb(null, randomString + extension)
 }