Made the video channels limit (per user) server-wide configurable (#4491)

* Made the video channels limit (per user) server-wide configurable

Implements https://github.com/Chocobozzz/PeerTube/issues/3092

Also added a "quota bar" in the account's settings page

* Fixed lint errors

* Another pass at fixing lint errors

* Applied code suggestions

* Removed 'video channels quota'

2 files changed, 5 insertions, 3 deletions

diff --git a/server/middlewares/validators/config.ts b/server/middlewares/validators/config.ts
index f0385ab44..da52b14ba 100644
--- a/server/middlewares/validators/config.ts
+++ b/server/middlewares/validators/config.ts
@@ -38,6 +38,8 @@ const customConfigUpdateValidator = [
   body('user.videoQuota').custom(isUserVideoQuotaValid).withMessage('Should have a valid video quota'),
   body('user.videoQuotaDaily').custom(isUserVideoQuotaDailyValid).withMessage('Should have a valid daily video quota'),
 
+  body('videoChannels.maxPerUser').isInt().withMessage("Should have a valid maximum amount of video channels per user"),
+
   body('transcoding.enabled').isBoolean().withMessage('Should have a valid transcoding enabled boolean'),
   body('transcoding.allowAdditionalExtensions').isBoolean().withMessage('Should have a valid additional extensions boolean'),
   body('transcoding.threads').isInt().withMessage('Should have a valid transcoding threads number'),
diff --git a/server/middlewares/validators/videos/video-channels.ts b/server/middlewares/validators/videos/video-channels.ts
index c4705192a..edce48c7f 100644
--- a/server/middlewares/validators/videos/video-channels.ts
+++ b/server/middlewares/validators/videos/video-channels.ts
@@ -1,6 +1,5 @@
 import express from 'express'
 import { body, param, query } from 'express-validator'
-import { VIDEO_CHANNELS } from '@server/initializers/constants'
 import { MChannelAccountDefault, MUser } from '@server/types/models'
 import { UserRight } from '../../../../shared'
 import { HttpStatusCode } from '../../../../shared/models/http/http-error-codes'
@@ -15,6 +14,7 @@ import { logger } from '../../../helpers/logger'
 import { ActorModel } from '../../../models/actor/actor'
 import { VideoChannelModel } from '../../../models/video/video-channel'
 import { areValidationErrors, doesLocalVideoChannelNameExist, doesVideoChannelNameWithHostExist } from '../shared'
+import { CONFIG } from '@server/initializers/config'
 
 const videoChannelsAddValidator = [
   body('name').custom(isVideoChannelUsernameValid).withMessage('Should have a valid channel name'),
@@ -37,8 +37,8 @@ const videoChannelsAddValidator = [
     }
 
     const count = await VideoChannelModel.countByAccount(res.locals.oauth.token.User.Account.id)
-    if (count >= VIDEO_CHANNELS.MAX_PER_USER) {
-      res.fail({ message: `You cannot create more than ${VIDEO_CHANNELS.MAX_PER_USER} channels` })
+    if (count >= CONFIG.VIDEO_CHANNELS.MAX_PER_USER) {
+      res.fail({ message: `You cannot create more than ${CONFIG.VIDEO_CHANNELS.MAX_PER_USER} channels` })
       return false
     }