Feature/filter already watched videos (#5739)

[github/Chocobozzz/PeerTube.git] / server / helpers / custom-validators / activitypub / video-comments.ts

diff --git a/server/helpers/custom-validators/activitypub/video-comments.ts b/server/helpers/custom-validators/activitypub/video-comments.ts
index ce1209035fa77cc9e41df0dcf03ea85250ff76bd..ea852c4910a3ab43e9a0dce75ae9425bcb1eef97 100644 (file)
--- a/server/helpers/custom-validators/activitypub/video-comments.ts
+++ b/server/helpers/custom-validators/activitypub/video-comments.ts
@@ -1,30 +1,38 @@
-import * as validator from 'validator'
-import { exists, isDateValid } from '../misc'
-import { isActivityPubUrlValid, isBaseActivityValid } from './misc'
+import validator from 'validator'
+import { ACTIVITY_PUB } from '../../../initializers/constants'
+import { exists, isArray, isDateValid } from '../misc'
+import { isActivityPubUrlValid } from './misc'
 
-function isVideoCommentCreateActivityValid (activity: any) {
-  return isBaseActivityValid(activity, 'Create') &&
-    isVideoCommentObjectValid(activity.object)
-}
+function sanitizeAndCheckVideoCommentObject (comment: any) {
+  if (!comment) return false
+
+  if (!isCommentTypeValid(comment)) return false
+
+  normalizeComment(comment)
+
+  if (comment.type === 'Tombstone') {
+    return isActivityPubUrlValid(comment.id) &&
+      isDateValid(comment.published) &&
+      isDateValid(comment.deleted) &&
+      isActivityPubUrlValid(comment.url)
+  }
 
-function isVideoCommentObjectValid (comment: any) {
-  return comment.type === 'Note' &&
-    isActivityPubUrlValid(comment.id) &&
+  return isActivityPubUrlValid(comment.id) &&
     isCommentContentValid(comment.content) &&
     isActivityPubUrlValid(comment.inReplyTo) &&
     isDateValid(comment.published) &&
-    isActivityPubUrlValid(comment.url)
-}
-
-function isVideoCommentDeleteActivityValid (activity: any) {
-  return isBaseActivityValid(activity, 'Delete')
+    isActivityPubUrlValid(comment.url) &&
+    isArray(comment.to) &&
+    (
+      comment.to.indexOf(ACTIVITY_PUB.PUBLIC) !== -1 ||
+      comment.cc.indexOf(ACTIVITY_PUB.PUBLIC) !== -1
+    ) // Only accept public comments
 }
 
 // ---------------------------------------------------------------------------
 
 export {
-  isVideoCommentCreateActivityValid,
-  isVideoCommentDeleteActivityValid
+  sanitizeAndCheckVideoCommentObject
 }
 
 // ---------------------------------------------------------------------------
@@ -32,3 +40,20 @@ export {
 function isCommentContentValid (content: any) {
   return exists(content) && validator.isLength('' + content, { min: 1 })
 }
+
+function normalizeComment (comment: any) {
+  if (!comment) return
+
+  if (typeof comment.url !== 'string') {
+    if (typeof comment.url === 'object') comment.url = comment.url.href || comment.url.url
+    else comment.url = comment.id
+  }
+}
+
+function isCommentTypeValid (comment: any): boolean {
+  if (comment.type === 'Note') return true
+
+  if (comment.type === 'Tombstone' && comment.formerType === 'Note') return true
+
+  return false
+}