server/middlewares/validators/sort.ts

   1 import { query } from 'express-validator/check'
   2 import * as express from 'express'
   3
   4 import { logger } from '../../helpers'
   5 import { SORTABLE_COLUMNS } from '../../initializers'
   6 import { areValidationErrors } from './utils'
   7
   8 // Initialize constants here for better performances
   9 const SORTABLE_USERS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.USERS)
  10 const SORTABLE_JOBS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.JOBS)
  11 const SORTABLE_VIDEO_ABUSES_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.VIDEO_ABUSES)
  12 const SORTABLE_VIDEOS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.VIDEOS)
  13 const SORTABLE_BLACKLISTS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.BLACKLISTS)
  14 const SORTABLE_VIDEO_CHANNELS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.VIDEO_CHANNELS)
  15 const SORTABLE_FOLLOWERS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.FOLLOWERS)
  16 const SORTABLE_FOLLOWING_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.FOLLOWING)
  17
  18 const usersSortValidator = checkSort(SORTABLE_USERS_COLUMNS)
  19 const jobsSortValidator = checkSort(SORTABLE_JOBS_COLUMNS)
  20 const videoAbusesSortValidator = checkSort(SORTABLE_VIDEO_ABUSES_COLUMNS)
  21 const videosSortValidator = checkSort(SORTABLE_VIDEOS_COLUMNS)
  22 const blacklistSortValidator = checkSort(SORTABLE_BLACKLISTS_COLUMNS)
  23 const videoChannelsSortValidator = checkSort(SORTABLE_VIDEO_CHANNELS_COLUMNS)
  24 const followersSortValidator = checkSort(SORTABLE_FOLLOWERS_COLUMNS)
  25 const followingSortValidator = checkSort(SORTABLE_FOLLOWING_COLUMNS)
  26
  27 // ---------------------------------------------------------------------------
  28
  29 export {
  30   usersSortValidator,
  31   videoAbusesSortValidator,
  32   videoChannelsSortValidator,
  33   videosSortValidator,
  34   blacklistSortValidator,
  35   followersSortValidator,
  36   followingSortValidator,
  37   jobsSortValidator
  38 }
  39
  40 // ---------------------------------------------------------------------------
  41
  42 function checkSort (sortableColumns: string[]) {
  43   return [
  44     query('sort').optional().isIn(sortableColumns).withMessage('Should have correct sortable column'),
  45
  46     (req: express.Request, res: express.Response, next: express.NextFunction) => {
  47       logger.debug('Checking sort parameters', { parameters: req.query })
  48
  49       if (areValidationErrors(req, res)) return
  50
  51       return next()
  52     }
  53   ]
  54 }
  55
  56 function createSortableColumns (sortableColumns: string[]) {
  57   const sortableColumnDesc = sortableColumns.map(sortableColumn => '-' + sortableColumn)
  58
  59   return sortableColumns.concat(sortableColumnDesc)
  60 }