aboutsummaryrefslogtreecommitdiffhomepage
path: root/server/middlewares/validators/video-channels.ts
blob: 92c0de419eec0256a5862a22c4ada653543080ac (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
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('displayName').custom(isVideoChannelNameValid).withMessage('Should have a valid display 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('displayName').optional().custom(isVideoChannelNameValid).withMessage('Should have a valid display 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

    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
}