server/middlewares/validators/sort.ts

   1 import { query } from 'express-validator/check'
   2 import * as express from 'express'
   3
   4 import { checkErrors } from './utils'
   5 import { logger } from '../../helpers'
   6 import { SORTABLE_COLUMNS } from '../../initializers'
   7
   8 // Initialize constants here for better performances
   9 const SORTABLE_PODS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.PODS)
  10 const SORTABLE_USERS_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.USERS)
  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
  16 const podsSortValidator = checkSort(SORTABLE_PODS_COLUMNS)
  17 const usersSortValidator = checkSort(SORTABLE_USERS_COLUMNS)
  18 const videoAbusesSortValidator = checkSort(SORTABLE_VIDEO_ABUSES_COLUMNS)
  19 const videosSortValidator = checkSort(SORTABLE_VIDEOS_COLUMNS)
  20 const blacklistSortValidator = checkSort(SORTABLE_BLACKLISTS_COLUMNS)
  21 const videoChannelsSortValidator = checkSort(SORTABLE_VIDEO_CHANNELS_COLUMNS)
  22
  23 // ---------------------------------------------------------------------------
  24
  25 export {
  26   podsSortValidator,
  27   usersSortValidator,
  28   videoAbusesSortValidator,
  29   videoChannelsSortValidator,
  30   videosSortValidator,
  31   blacklistSortValidator
  32 }
  33
  34 // ---------------------------------------------------------------------------
  35
  36 function checkSort (sortableColumns: string[]) {
  37   return [
  38     query('sort').optional().isIn(sortableColumns).withMessage('Should have correct sortable column'),
  39
  40     (req: express.Request, res: express.Response, next: express.NextFunction) => {
  41       logger.debug('Checking sort parameters', { parameters: req.query })
  42
  43       checkErrors(req, res, next)
  44     }
  45   ]
  46 }
  47
  48 function createSortableColumns (sortableColumns: string[]) {
  49   const sortableColumnDesc = sortableColumns.map(sortableColumn => '-' + sortableColumn)
  50
  51   return sortableColumns.concat(sortableColumnDesc)
  52 }