server/helpers/custom-validators/video-comments.ts

   1 import * as express from 'express'
   2 import validator from 'validator'
   3 import { VideoCommentModel } from '@server/models/video/video-comment'
   4 import { CONSTRAINTS_FIELDS } from '../../initializers/constants'
   5 import { MVideoId } from '@server/types/models'
   6 import { HttpStatusCode } from '../../../shared/core-utils/miscs/http-error-codes'
   7
   8 const VIDEO_COMMENTS_CONSTRAINTS_FIELDS = CONSTRAINTS_FIELDS.VIDEO_COMMENTS
   9
  10 function isValidVideoCommentText (value: string) {
  11   return value === null || validator.isLength(value, VIDEO_COMMENTS_CONSTRAINTS_FIELDS.TEXT)
  12 }
  13
  14 async function doesVideoCommentThreadExist (idArg: number | string, video: MVideoId, res: express.Response) {
  15   const id = parseInt(idArg + '', 10)
  16   const videoComment = await VideoCommentModel.loadById(id)
  17
  18   if (!videoComment) {
  19     res.fail({
  20       status: HttpStatusCode.NOT_FOUND_404,
  21       message: 'Video comment thread not found'
  22     })
  23     return false
  24   }
  25
  26   if (videoComment.videoId !== video.id) {
  27     res.fail({ message: 'Video comment is not associated to this video.' })
  28     return false
  29   }
  30
  31   if (videoComment.inReplyToCommentId !== null) {
  32     res.fail({ message: 'Video comment is not a thread.' })
  33     return false
  34   }
  35
  36   res.locals.videoCommentThread = videoComment
  37   return true
  38 }
  39
  40 async function doesVideoCommentExist (idArg: number | string, video: MVideoId, res: express.Response) {
  41   const id = parseInt(idArg + '', 10)
  42   const videoComment = await VideoCommentModel.loadByIdAndPopulateVideoAndAccountAndReply(id)
  43
  44   if (!videoComment) {
  45     res.fail({
  46       status: HttpStatusCode.NOT_FOUND_404,
  47       message: 'Video comment thread not found'
  48     })
  49     return false
  50   }
  51
  52   if (videoComment.videoId !== video.id) {
  53     res.fail({ message: 'Video comment is not associated to this video.' })
  54     return false
  55   }
  56
  57   res.locals.videoCommentFull = videoComment
  58   return true
  59 }
  60
  61 async function doesCommentIdExist (idArg: number | string, res: express.Response) {
  62   const id = parseInt(idArg + '', 10)
  63   const videoComment = await VideoCommentModel.loadByIdAndPopulateVideoAndAccountAndReply(id)
  64
  65   if (!videoComment) {
  66     res.fail({
  67       status: HttpStatusCode.NOT_FOUND_404,
  68       message: 'Video comment thread not found'
  69     })
  70     return false
  71   }
  72
  73   res.locals.videoCommentFull = videoComment
  74   return true
  75 }
  76
  77 // ---------------------------------------------------------------------------
  78
  79 export {
  80   isValidVideoCommentText,
  81   doesVideoCommentThreadExist,
  82   doesVideoCommentExist,
  83   doesCommentIdExist
  84 }