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import * as express from 'express'
import { body, param } from 'express-validator'
import { MUserAccountUrl } from '@server/typings/models'
import { UserRight } from '../../../../shared'
import { isIdOrUUIDValid, isIdValid } from '../../../helpers/custom-validators/misc'
import { isValidVideoCommentText } from '../../../helpers/custom-validators/video-comments'
import { logger } from '../../../helpers/logger'
import { doesVideoExist } from '../../../helpers/middlewares'
import { AcceptResult, isLocalVideoCommentReplyAccepted, isLocalVideoThreadAccepted } from '../../../lib/moderation'
import { Hooks } from '../../../lib/plugins/hooks'
import { VideoCommentModel } from '../../../models/video/video-comment'
import { MCommentOwnerVideoReply, MVideo, MVideoFullLight, MVideoId } from '../../../typings/models/video'
import { areValidationErrors } from '../utils'
const listVideoCommentThreadsValidator = [
param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid videoId'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking listVideoCommentThreads parameters.', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res, 'only-video')) return
return next()
}
]
const listVideoThreadCommentsValidator = [
param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid videoId'),
param('threadId').custom(isIdValid).not().isEmpty().withMessage('Should have a valid threadId'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking listVideoThreadComments parameters.', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res, 'only-video')) return
if (!await doesVideoCommentThreadExist(req.params.threadId, res.locals.onlyVideo, res)) return
return next()
}
]
const addVideoCommentThreadValidator = [
param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid videoId'),
body('text').custom(isValidVideoCommentText).not().isEmpty().withMessage('Should have a valid comment text'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking addVideoCommentThread parameters.', { parameters: req.params, body: req.body })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return
if (!isVideoCommentsEnabled(res.locals.videoAll, res)) return
if (!await isVideoCommentAccepted(req, res, res.locals.videoAll, false)) return
return next()
}
]
const addVideoCommentReplyValidator = [
param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid videoId'),
param('commentId').custom(isIdValid).not().isEmpty().withMessage('Should have a valid commentId'),
body('text').custom(isValidVideoCommentText).not().isEmpty().withMessage('Should have a valid comment text'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking addVideoCommentReply parameters.', { parameters: req.params, body: req.body })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return
if (!isVideoCommentsEnabled(res.locals.videoAll, res)) return
if (!await doesVideoCommentExist(req.params.commentId, res.locals.videoAll, res)) return
if (!await isVideoCommentAccepted(req, res, res.locals.videoAll, true)) return
return next()
}
]
const videoCommentGetValidator = [
param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid videoId'),
param('commentId').custom(isIdValid).not().isEmpty().withMessage('Should have a valid commentId'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking videoCommentGetValidator parameters.', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res, 'id')) return
if (!await doesVideoCommentExist(req.params.commentId, res.locals.videoId, res)) return
return next()
}
]
const removeVideoCommentValidator = [
param('videoId').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid videoId'),
param('commentId').custom(isIdValid).not().isEmpty().withMessage('Should have a valid commentId'),
async (req: express.Request, res: express.Response, next: express.NextFunction) => {
logger.debug('Checking removeVideoCommentValidator parameters.', { parameters: req.params })
if (areValidationErrors(req, res)) return
if (!await doesVideoExist(req.params.videoId, res)) return
if (!await doesVideoCommentExist(req.params.commentId, res.locals.videoAll, res)) return
// Check if the user who did the request is able to delete the video
if (!checkUserCanDeleteVideoComment(res.locals.oauth.token.User, res.locals.videoCommentFull, res)) return
return next()
}
]
// ---------------------------------------------------------------------------
export {
listVideoCommentThreadsValidator,
listVideoThreadCommentsValidator,
addVideoCommentThreadValidator,
addVideoCommentReplyValidator,
videoCommentGetValidator,
removeVideoCommentValidator
}
// ---------------------------------------------------------------------------
async function doesVideoCommentThreadExist (idArg: number | string, video: MVideoId, res: express.Response) {
const id = parseInt(idArg + '', 10)
const videoComment = await VideoCommentModel.loadById(id)
if (!videoComment) {
res.status(404)
.json({ error: 'Video comment thread not found' })
.end()
return false
}
if (videoComment.videoId !== video.id) {
res.status(400)
.json({ error: 'Video comment is not associated to this video.' })
.end()
return false
}
if (videoComment.inReplyToCommentId !== null) {
res.status(400)
.json({ error: 'Video comment is not a thread.' })
.end()
return false
}
res.locals.videoCommentThread = videoComment
return true
}
async function doesVideoCommentExist (idArg: number | string, video: MVideoId, res: express.Response) {
const id = parseInt(idArg + '', 10)
const videoComment = await VideoCommentModel.loadByIdAndPopulateVideoAndAccountAndReply(id)
if (!videoComment) {
res.status(404)
.json({ error: 'Video comment thread not found' })
.end()
return false
}
if (videoComment.videoId !== video.id) {
res.status(400)
.json({ error: 'Video comment is not associated to this video.' })
.end()
return false
}
res.locals.videoCommentFull = videoComment
return true
}
function isVideoCommentsEnabled (video: MVideo, res: express.Response) {
if (video.commentsEnabled !== true) {
res.status(409)
.json({ error: 'Video comments are disabled for this video.' })
.end()
return false
}
return true
}
function checkUserCanDeleteVideoComment (user: MUserAccountUrl, videoComment: MCommentOwnerVideoReply, res: express.Response) {
if (videoComment.isDeleted()) {
res.status(409)
.json({ error: 'This comment is already deleted' })
.end()
return false
}
const userAccount = user.Account
if (
user.hasRight(UserRight.REMOVE_ANY_VIDEO_COMMENT) === false && // Not a moderator
videoComment.accountId !== userAccount.id && // Not the comment owner
videoComment.Video.VideoChannel.accountId !== userAccount.id // Not the video owner
) {
res.status(403)
.json({ error: 'Cannot remove video comment of another user' })
return false
}
return true
}
async function isVideoCommentAccepted (req: express.Request, res: express.Response, video: MVideoFullLight, isReply: boolean) {
const acceptParameters = {
video,
commentBody: req.body,
user: res.locals.oauth.token.User
}
let acceptedResult: AcceptResult
if (isReply) {
const acceptReplyParameters = Object.assign(acceptParameters, { parentComment: res.locals.videoCommentFull })
acceptedResult = await Hooks.wrapFun(
isLocalVideoCommentReplyAccepted,
acceptReplyParameters,
'filter:api.video-comment-reply.create.accept.result'
)
} else {
acceptedResult = await Hooks.wrapFun(
isLocalVideoThreadAccepted,
acceptParameters,
'filter:api.video-thread.create.accept.result'
)
}
if (!acceptedResult || acceptedResult.accepted !== true) {
logger.info('Refused local comment.', { acceptedResult, acceptParameters })
res.status(403)
.json({ error: acceptedResult.errorMessage || 'Refused local comment' })
return false
}
return true
}
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