aboutsummaryrefslogblamecommitdiffhomepage
path: root/server/middlewares/validators/video-channels.ts
blob: fe42105e871f35b84169b8b54834a4c6e0ff34eb (plain) (tree)
1
2
3
4
5
6
7
8
9
                                  
                                                     
                                                                           
                                                                      
        
                                                      
                                                     
                                                       
                                             
                                                                    
                                             
 
                                                                                           
 
                                                                                      
                                                                                                   
 


                                                                  



                                                                                       
                                                                                                                       


                                                                                  

                                             





                                                                                                                       
                                                                                                                
 
                                                                                      
                                                                                     


                                                              
                                                            










                                                                                    




                                                                                            
                                                                                      
                                                                                       


                                                                        
                                                                                                          

                                                            

   
                                   
                                                                                            
                                                                                      
                                                                                    


                                                              




                                                                              
                                    

                               
                           


                                                                              
                                                                                                                   
                                               
                   
                                                                                
                    
                


                                                   
                                              
                                                                                                               
                                                                             
                
   
             
 
                                                                         
                                                                                              








                                                                     
 
import * as express from 'express'
import { body, param } from 'express-validator/check'
import { UserRight } from '../../../shared'
import { isAccountIdExist } from '../../helpers/custom-validators/accounts'
import { isIdOrUUIDValid } from '../../helpers/custom-validators/misc'
import {
  isVideoChannelDescriptionValid, isVideoChannelExist,
  isVideoChannelNameValid, isVideoChannelSupportValid
} from '../../helpers/custom-validators/video-channels'
import { logger } from '../../helpers/logger'
import { UserModel } from '../../models/account/user'
import { VideoChannelModel } from '../../models/video/video-channel'
import { areValidationErrors } from './utils'

const listVideoAccountChannelsValidator = [
  param('accountId').custom(isIdOrUUIDValid).withMessage('Should have a valid account id'),

  async (req: express.Request, res: express.Response, next: express.NextFunction) => {
    logger.debug('Checking listVideoAccountChannelsValidator parameters', { parameters: req.body })

    if (areValidationErrors(req, res)) return
    if (!await isAccountIdExist(req.params.accountId, res)) return

    return next()
  }
]

const videoChannelsAddValidator = [
  body('name').custom(isVideoChannelNameValid).withMessage('Should have a valid name'),
  body('description').optional().custom(isVideoChannelDescriptionValid).withMessage('Should have a valid description'),
  body('support').optional().custom(isVideoChannelSupportValid).withMessage('Should have a valid support text'),

  (req: express.Request, res: express.Response, next: express.NextFunction) => {
    logger.debug('Checking videoChannelsAdd parameters', { parameters: req.body })

    if (areValidationErrors(req, res)) return

    return next()
  }
]

const videoChannelsUpdateValidator = [
  param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),
  body('name').optional().custom(isVideoChannelNameValid).withMessage('Should have a valid name'),
  body('description').optional().custom(isVideoChannelDescriptionValid).withMessage('Should have a valid description'),
  body('support').optional().custom(isVideoChannelSupportValid).withMessage('Should have a valid support text'),

  async (req: express.Request, res: express.Response, next: express.NextFunction) => {
    logger.debug('Checking videoChannelsUpdate parameters', { parameters: req.body })

    if (areValidationErrors(req, res)) return
    if (!await isVideoChannelExist(req.params.id, res)) return

    // We need to make additional checks
    if (res.locals.videoChannel.Actor.isOwned() === false) {
      return res.status(403)
        .json({ error: 'Cannot update video channel of another server' })
        .end()
    }

    if (res.locals.videoChannel.Account.userId !== res.locals.oauth.token.User.id) {
      return res.status(403)
        .json({ error: 'Cannot update video channel of another user' })
        .end()
    }

    return next()
  }
]

const videoChannelsRemoveValidator = [
  param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),

  async (req: express.Request, res: express.Response, next: express.NextFunction) => {
    logger.debug('Checking videoChannelsRemove parameters', { parameters: req.params })

    if (areValidationErrors(req, res)) return
    if (!await isVideoChannelExist(req.params.id, res)) return

    // Check if the user who did the request is able to delete the video
    if (!checkUserCanDeleteVideoChannel(res.locals.oauth.token.User, res.locals.videoChannel, res)) return
    if (!await checkVideoChannelIsNotTheLastOne(res)) return

    return next()
  }
]

const videoChannelsGetValidator = [
  param('id').custom(isIdOrUUIDValid).not().isEmpty().withMessage('Should have a valid id'),

  async (req: express.Request, res: express.Response, next: express.NextFunction) => {
    logger.debug('Checking videoChannelsGet parameters', { parameters: req.params })

    if (areValidationErrors(req, res)) return
    if (!await isVideoChannelExist(req.params.id, res)) return

    return next()
  }
]

// ---------------------------------------------------------------------------

export {
  listVideoAccountChannelsValidator,
  videoChannelsAddValidator,
  videoChannelsUpdateValidator,
  videoChannelsRemoveValidator,
  videoChannelsGetValidator
}

// ---------------------------------------------------------------------------

function checkUserCanDeleteVideoChannel (user: UserModel, videoChannel: VideoChannelModel, res: express.Response) {
  if (videoChannel.Actor.isOwned() === false) {
    res.status(403)
              .json({ error: 'Cannot remove video channel of another server.' })
              .end()

    return false
  }

  // Check if the user can delete the video channel
  // The user can delete it if s/he is an admin
  // Or if s/he is the video channel's account
  if (user.hasRight(UserRight.REMOVE_ANY_VIDEO_CHANNEL) === false && videoChannel.Account.userId !== user.id) {
    res.status(403)
              .json({ error: 'Cannot remove video channel of another user' })
              .end()

    return false
  }

  return true
}

async function checkVideoChannelIsNotTheLastOne (res: express.Response) {
  const count = await VideoChannelModel.countByAccount(res.locals.oauth.token.User.Account.id)

  if (count <= 1) {
    res.status(409)
      .json({ error: 'Cannot remove the last channel of this user' })
      .end()

    return false
  }

  return true
}