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.status(HttpStatusCode.NOT_FOUND_404)
  20       .json({ error: 'Video comment thread not found' })
  21       .end()
  22
  23     return false
  24   }
  25
  26   if (videoComment.videoId !== video.id) {
  27     res.status(HttpStatusCode.BAD_REQUEST_400)
  28       .json({ error: 'Video comment is not associated to this video.' })
  29       .end()
  30
  31     return false
  32   }
  33
  34   if (videoComment.inReplyToCommentId !== null) {
  35     res.status(HttpStatusCode.BAD_REQUEST_400)
  36       .json({ error: 'Video comment is not a thread.' })
  37       .end()
  38
  39     return false
  40   }
  41
  42   res.locals.videoCommentThread = videoComment
  43   return true
  44 }
  45
  46 async function doesVideoCommentExist (idArg: number | string, video: MVideoId, res: express.Response) {
  47   const id = parseInt(idArg + '', 10)
  48   const videoComment = await VideoCommentModel.loadByIdAndPopulateVideoAndAccountAndReply(id)
  49
  50   if (!videoComment) {
  51     res.status(HttpStatusCode.NOT_FOUND_404)
  52       .json({ error: 'Video comment thread not found' })
  53       .end()
  54
  55     return false
  56   }
  57
  58   if (videoComment.videoId !== video.id) {
  59     res.status(HttpStatusCode.BAD_REQUEST_400)
  60       .json({ error: 'Video comment is not associated to this video.' })
  61       .end()
  62
  63     return false
  64   }
  65
  66   res.locals.videoCommentFull = videoComment
  67   return true
  68 }
  69
  70 async function doesCommentIdExist (idArg: number | string, res: express.Response) {
  71   const id = parseInt(idArg + '', 10)
  72   const videoComment = await VideoCommentModel.loadByIdAndPopulateVideoAndAccountAndReply(id)
  73
  74   if (!videoComment) {
  75     res.status(HttpStatusCode.NOT_FOUND_404)
  76       .json({ error: 'Video comment thread not found' })
  77
  78     return false
  79   }
  80
  81   res.locals.videoCommentFull = videoComment
  82
  83   return true
  84 }
  85
  86 // ---------------------------------------------------------------------------
  87
  88 export {
  89   isValidVideoCommentText,
  90   doesVideoCommentThreadExist,
  91   doesVideoCommentExist,
  92   doesCommentIdExist
  93 }