/!\ Use a dedicated config file for development

[github/Chocobozzz/PeerTube.git] / server / middlewares / validators / feeds.ts

diff --git a/server/middlewares/validators/feeds.ts b/server/middlewares/validators/feeds.ts
index 1bef9891b358e304613c3d440444d44031e6db4d..04b4e00c9c6a6b6f7b43346c433d0327a471843a 100644 (file)
--- a/server/middlewares/validators/feeds.ts
+++ b/server/middlewares/validators/feeds.ts
@@ -1,24 +1,67 @@
-import * as express from 'express'
+import express from 'express'
 import { param, query } from 'express-validator'
-import { isIdOrUUIDValid, isIdValid } from '../../helpers/custom-validators/misc'
-import { logger } from '../../helpers/logger'
-import { areValidationErrors } from './utils'
+import { HttpStatusCode } from '../../../shared/models/http/http-error-codes'
 import { isValidRSSFeed } from '../../helpers/custom-validators/feeds'
-import { doesVideoExist } from '../../helpers/middlewares/videos'
+import { exists, isIdOrUUIDValid, isIdValid, toCompleteUUID } from '../../helpers/custom-validators/misc'
+import { logger } from '../../helpers/logger'
 import {
+  areValidationErrors,
+  checkCanSeeVideo,
   doesAccountIdExist,
   doesAccountNameWithHostExist,
+  doesUserFeedTokenCorrespond,
   doesVideoChannelIdExist,
-  doesVideoChannelNameWithHostExist
-} from '../../helpers/middlewares'
+  doesVideoChannelNameWithHostExist,
+  doesVideoExist
+} from './shared'
 
-const videoFeedsValidator = [
+const feedsFormatValidator = [
   param('format').optional().custom(isValidRSSFeed).withMessage('Should have a valid format (rss, atom, json)'),
-  query('format').optional().custom(isValidRSSFeed).withMessage('Should have a valid format (rss, atom, json)'),
-  query('accountId').optional().custom(isIdValid),
-  query('accountName').optional(),
-  query('videoChannelId').optional().custom(isIdValid),
-  query('videoChannelName').optional(),
+  query('format').optional().custom(isValidRSSFeed).withMessage('Should have a valid format (rss, atom, json)')
+]
+
+function setFeedFormatContentType (req: express.Request, res: express.Response, next: express.NextFunction) {
+  const format = req.query.format || req.params.format || 'rss'
+
+  let acceptableContentTypes: string[]
+  if (format === 'atom' || format === 'atom1') {
+    acceptableContentTypes = [ 'application/atom+xml', 'application/xml', 'text/xml' ]
+  } else if (format === 'json' || format === 'json1') {
+    acceptableContentTypes = [ 'application/json' ]
+  } else if (format === 'rss' || format === 'rss2') {
+    acceptableContentTypes = [ 'application/rss+xml', 'application/xml', 'text/xml' ]
+  } else {
+    acceptableContentTypes = [ 'application/xml', 'text/xml' ]
+  }
+
+  if (req.accepts(acceptableContentTypes)) {
+    res.set('Content-Type', req.accepts(acceptableContentTypes) as string)
+  } else {
+    return res.fail({
+      status: HttpStatusCode.NOT_ACCEPTABLE_406,
+      message: `You should accept at least one of the following content-types: ${acceptableContentTypes.join(', ')}`
+    })
+  }
+
+  return next()
+}
+
+const videoFeedsValidator = [
+  query('accountId')
+    .optional()
+    .custom(isIdValid)
+    .withMessage('Should have a valid account id'),
+
+  query('accountName')
+    .optional(),
+
+  query('videoChannelId')
+    .optional()
+    .custom(isIdValid)
+    .withMessage('Should have a valid channel id'),
+
+  query('videoChannelName')
+    .optional(),
 
   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
     logger.debug('Checking feeds parameters', { parameters: req.query })
@@ -34,17 +77,46 @@ const videoFeedsValidator = [
   }
 ]
 
+const videoSubscriptionFeedsValidator = [
+  query('accountId')
+    .custom(isIdValid)
+    .withMessage('Should have a valid account id'),
+
+  query('token')
+    .custom(exists)
+    .withMessage('Should have a token'),
+
+  async (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking subscription feeds parameters', { parameters: req.query })
+
+    if (areValidationErrors(req, res)) return
+
+    if (!await doesAccountIdExist(req.query.accountId, res)) return
+    if (!await doesUserFeedTokenCorrespond(res.locals.account.userId, req.query.token, res)) return
+
+    return next()
+  }
+]
+
 const videoCommentsFeedsValidator = [
-  param('format').optional().custom(isValidRSSFeed).withMessage('Should have a valid format (rss, atom, json)'),
-  query('format').optional().custom(isValidRSSFeed).withMessage('Should have a valid format (rss, atom, json)'),
-  query('videoId').optional().custom(isIdOrUUIDValid),
+  query('videoId')
+    .customSanitizer(toCompleteUUID)
+    .optional()
+    .custom(isIdOrUUIDValid),
 
   async (req: express.Request, res: express.Response, next: express.NextFunction) => {
     logger.debug('Checking feeds parameters', { parameters: req.query })
 
     if (areValidationErrors(req, res)) return
 
-    if (req.query.videoId && !await doesVideoExist(req.query.videoId, res)) return
+    if (req.query.videoId && (req.query.videoChannelId || req.query.videoChannelName)) {
+      return res.fail({ message: 'videoId cannot be mixed with a channel filter' })
+    }
+
+    if (req.query.videoId) {
+      if (!await doesVideoExist(req.query.videoId, res)) return
+      if (!await checkCanSeeVideo({ req, res, paramId: req.query.videoId, video: res.locals.videoAll })) return
+    }
 
     return next()
   }
@@ -53,6 +125,9 @@ const videoCommentsFeedsValidator = [
 // ---------------------------------------------------------------------------
 
 export {
+  feedsFormatValidator,
+  setFeedFormatContentType,
   videoFeedsValidator,
+  videoSubscriptionFeedsValidator,
   videoCommentsFeedsValidator
 }