Upgrade express validator to v4

1 files changed, 160 insertions, 134 deletions

diff --git a/server/middlewares/validators/videos.ts b/server/middlewares/validators/videos.ts
index 213b4c46b..bc8b7e541 100644
--- a/server/middlewares/validators/videos.ts
+++ b/server/middlewares/validators/videos.ts
@@ -1,4 +1,4 @@
-import 'express-validator'
+import { body, param, query } from 'express-validator/check'
 import * as express from 'express'
 import * as Promise from 'bluebird'
 import * as validator from 'validator'
@@ -6,172 +6,198 @@ import * as validator from 'validator'
 import { database as db } from '../../initializers/database'
 import { checkErrors } from './utils'
 import { CONSTRAINTS_FIELDS, SEARCHABLE_COLUMNS } from '../../initializers'
-import { logger, isVideoDurationValid } from '../../helpers'
+import {
+  logger,
+  isVideoDurationValid,
+  isVideoFile,
+  isVideoNameValid,
+  isVideoCategoryValid,
+  isVideoLicenceValid,
+  isVideoDescriptionValid,
+  isVideoLanguageValid,
+  isVideoTagsValid,
+  isVideoNSFWValid,
+  isVideoIdOrUUIDValid,
+  isVideoAbuseReasonValid,
+  isVideoRatingTypeValid
+} from '../../helpers'
 import { VideoInstance } from '../../models'
 
-function videosAddValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  // FIXME: Don't write an error message, it seems there is a bug with express-validator
-  // 'Should have a valid file'
-  req.checkBody('videofile').isVideoFile(req.files)
-  req.checkBody('name', 'Should have a valid name').isVideoNameValid()
-  req.checkBody('category', 'Should have a valid category').isVideoCategoryValid()
-  req.checkBody('licence', 'Should have a valid licence').isVideoLicenceValid()
-  req.checkBody('language', 'Should have a valid language').optional().isVideoLanguageValid()
-  req.checkBody('nsfw', 'Should have a valid NSFW attribute').isVideoNSFWValid()
-  req.checkBody('description', 'Should have a valid description').isVideoDescriptionValid()
-  req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid()
-
-  logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
-
-  checkErrors(req, res, () => {
-    const videoFile: Express.Multer.File = req.files['videofile'][0]
-    const user = res.locals.oauth.token.User
-
-    user.isAbleToUploadVideo(videoFile)
-      .then(isAble => {
-        if (isAble === false) {
-          res.status(403)
-             .json({ error: 'The user video quota is exceeded with this video.' })
-             .end()
+const videosAddValidator = [
+  body('videofile').custom((value, { req }) => isVideoFile(req.files)).withMessage('Should have a valid file'),
+  body('name').custom(isVideoNameValid).withMessage('Should have a valid name'),
+  body('category').custom(isVideoCategoryValid).withMessage('Should have a valid category'),
+  body('licence').custom(isVideoLicenceValid).withMessage('Should have a valid licence'),
+  body('language').optional().custom(isVideoLanguageValid).withMessage('Should have a valid language'),
+  body('nsfw').custom(isVideoNSFWValid).withMessage('Should have a valid NSFW attribute'),
+  body('description').custom(isVideoDescriptionValid).withMessage('Should have a valid description'),
+  body('tags').optional().custom(isVideoTagsValid).withMessage('Should have correct tags'),
+
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videosAdd parameters', { parameters: req.body, files: req.files })
+
+    checkErrors(req, res, () => {
+      const videoFile: Express.Multer.File = req.files['videofile'][0]
+      const user = res.locals.oauth.token.User
+
+      user.isAbleToUploadVideo(videoFile)
+        .then(isAble => {
+          if (isAble === false) {
+            res.status(403)
+               .json({ error: 'The user video quota is exceeded with this video.' })
+               .end()
+
+            return undefined
+          }
+
+          return db.Video.getDurationFromFile(videoFile.path)
+            .catch(err => {
+              logger.error('Invalid input file in videosAddValidator.', err)
+              res.status(400)
+                 .json({ error: 'Invalid input file.' })
+                 .end()
+
+              return undefined
+            })
+        })
+        .then(duration => {
+          // Previous test failed, abort
+          if (duration === undefined) return
+
+          if (!isVideoDurationValid('' + duration)) {
+            return res.status(400)
+                      .json({
+                        error: 'Duration of the video file is too big (max: ' + CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).'
+                      })
+                      .end()
+          }
+
+          videoFile['duration'] = duration
+          next()
+        })
+        .catch(err => {
+          logger.error('Error in video add validator', err)
+          res.sendStatus(500)
 
           return undefined
+        })
+    })
+  }
+]
+
+const videosUpdateValidator = [
+  param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
+  body('name').optional().custom(isVideoNameValid).withMessage('Should have a valid name'),
+  body('category').optional().custom(isVideoCategoryValid).withMessage('Should have a valid category'),
+  body('licence').optional().custom(isVideoLicenceValid).withMessage('Should have a valid licence'),
+  body('language').optional().custom(isVideoLanguageValid).withMessage('Should have a valid language'),
+  body('nsfw').optional().custom(isVideoNSFWValid).withMessage('Should have a valid NSFW attribute'),
+  body('description').optional().custom(isVideoDescriptionValid).withMessage('Should have a valid description'),
+  body('tags').optional().custom(isVideoTagsValid).withMessage('Should have correct tags'),
+
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videosUpdate parameters', { parameters: req.body })
+
+    checkErrors(req, res, () => {
+      checkVideoExists(req.params.id, res, () => {
+        // We need to make additional checks
+        if (res.locals.video.isOwned() === false) {
+          return res.status(403)
+                    .json({ error: 'Cannot update video of another pod' })
+                    .end()
         }
 
-        return db.Video.getDurationFromFile(videoFile.path)
-          .catch(err => {
-            logger.error('Invalid input file in videosAddValidator.', err)
-            res.status(400)
-               .json({ error: 'Invalid input file.' })
-               .end()
-
-            return undefined
-          })
-      })
-      .then(duration => {
-        // Previous test failed, abort
-        if (duration === undefined) return
-
-        if (!isVideoDurationValid('' + duration)) {
-          return res.status(400)
-                    .json({
-                      error: 'Duration of the video file is too big (max: ' + CONSTRAINTS_FIELDS.VIDEOS.DURATION.max + 's).'
-                    })
+        if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
+          return res.status(403)
+                    .json({ error: 'Cannot update video of another user' })
                     .end()
         }
 
-        videoFile['duration'] = duration
         next()
       })
-      .catch(err => {
-        logger.error('Error in video add validator', err)
-        res.sendStatus(500)
-
-        return undefined
-      })
-
-  })
-}
-
-function videosUpdateValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid()
-  req.checkBody('name', 'Should have a valid name').optional().isVideoNameValid()
-  req.checkBody('category', 'Should have a valid category').optional().isVideoCategoryValid()
-  req.checkBody('licence', 'Should have a valid licence').optional().isVideoLicenceValid()
-  req.checkBody('language', 'Should have a valid language').optional().isVideoLanguageValid()
-  req.checkBody('nsfw', 'Should have a valid NSFW attribute').optional().isVideoNSFWValid()
-  req.checkBody('description', 'Should have a valid description').optional().isVideoDescriptionValid()
-  req.checkBody('tags', 'Should have correct tags').optional().isVideoTagsValid()
-
-  logger.debug('Checking videosUpdate parameters', { parameters: req.body })
-
-  checkErrors(req, res, () => {
-    checkVideoExists(req.params.id, res, () => {
-      // We need to make additional checks
-      if (res.locals.video.isOwned() === false) {
-        return res.status(403)
-                  .json({ error: 'Cannot update video of another pod' })
-                  .end()
-      }
-
-      if (res.locals.video.Author.userId !== res.locals.oauth.token.User.id) {
-        return res.status(403)
-                  .json({ error: 'Cannot update video of another user' })
-                  .end()
-      }
-
-      next()
     })
-  })
-}
+  }
+]
 
-function videosGetValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid()
+const videosGetValidator = [
+  param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
 
-  logger.debug('Checking videosGet parameters', { parameters: req.params })
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videosGet parameters', { parameters: req.params })
 
-  checkErrors(req, res, () => {
-    checkVideoExists(req.params.id, res, next)
-  })
-}
+    checkErrors(req, res, () => {
+      checkVideoExists(req.params.id, res, next)
+    })
+  }
+]
 
-function videosRemoveValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid()
+const videosRemoveValidator = [
+  param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
 
-  logger.debug('Checking videosRemove parameters', { parameters: req.params })
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videosRemove parameters', { parameters: req.params })
 
-  checkErrors(req, res, () => {
-    checkVideoExists(req.params.id, res, () => {
-      // Check if the user who did the request is able to delete the video
-      checkUserCanDeleteVideo(res.locals.oauth.token.User.id, res, () => {
-        next()
+    checkErrors(req, res, () => {
+      checkVideoExists(req.params.id, res, () => {
+        // Check if the user who did the request is able to delete the video
+        checkUserCanDeleteVideo(res.locals.oauth.token.User.id, res, () => {
+          next()
+        })
       })
     })
-  })
-}
+  }
+]
 
-function videosSearchValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  const searchableColumns = SEARCHABLE_COLUMNS.VIDEOS
-  req.checkParams('value', 'Should have a valid search').notEmpty()
-  req.checkQuery('field', 'Should have correct searchable column').optional().isIn(searchableColumns)
+const videosSearchValidator = [
+  param('value').not().isEmpty().withMessage('Should have a valid search'),
+  query('field').optional().isIn(SEARCHABLE_COLUMNS.VIDEOS).withMessage('Should have correct searchable column'),
 
-  logger.debug('Checking videosSearch parameters', { parameters: req.params })
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videosSearch parameters', { parameters: req.params })
 
-  checkErrors(req, res, next)
-}
+    checkErrors(req, res, next)
+  }
+]
 
-function videoAbuseReportValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid()
-  req.checkBody('reason', 'Should have a valid reason').isVideoAbuseReasonValid()
+const videoAbuseReportValidator = [
+  param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
+  body('reason').custom(isVideoAbuseReasonValid).withMessage('Should have a valid reason'),
 
-  logger.debug('Checking videoAbuseReport parameters', { parameters: req.body })
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videoAbuseReport parameters', { parameters: req.body })
 
-  checkErrors(req, res, () => {
-    checkVideoExists(req.params.id, res, next)
-  })
-}
+    checkErrors(req, res, () => {
+      checkVideoExists(req.params.id, res, next)
+    })
+  }
+]
 
-function videoRateValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid()
-  req.checkBody('rating', 'Should have a valid rate type').isVideoRatingTypeValid()
+const videoRateValidator = [
+  param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
+  body('rating').custom(isVideoRatingTypeValid).withMessage('Should have a valid rate type'),
 
-  logger.debug('Checking videoRate parameters', { parameters: req.body })
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videoRate parameters', { parameters: req.body })
 
-  checkErrors(req, res, () => {
-    checkVideoExists(req.params.id, res, next)
-  })
-}
+    checkErrors(req, res, () => {
+      checkVideoExists(req.params.id, res, next)
+    })
+  }
+]
 
-function videosBlacklistValidator (req: express.Request, res: express.Response, next: express.NextFunction) {
-  req.checkParams('id', 'Should have a valid id').notEmpty().isVideoIdOrUUIDValid()
+const videosBlacklistValidator = [
+  param('id').custom(isVideoIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
 
-  logger.debug('Checking videosBlacklist parameters', { parameters: req.params })
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking videosBlacklist parameters', { parameters: req.params })
 
-  checkErrors(req, res, () => {
-    checkVideoExists(req.params.id, res, () => {
-      checkVideoIsBlacklistable(req, res, next)
+    checkErrors(req, res, () => {
+      checkVideoExists(req.params.id, res, () => {
+        checkVideoIsBlacklistable(req, res, next)
+      })
     })
-  })
-}
+  }
+]
 
 // ---------------------------------------------------------------------------