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-rw-r--r--app/lib/activitypub/activity/create.rb8
-rw-r--r--app/lib/feed_manager.rb15
2 files changed, 19 insertions, 4 deletions
diff --git a/app/lib/activitypub/activity/create.rb b/app/lib/activitypub/activity/create.rb
index d6e9bc1de..376684c00 100644
--- a/app/lib/activitypub/activity/create.rb
+++ b/app/lib/activitypub/activity/create.rb
@@ -53,9 +53,9 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
   end
 
   def process_tags(status)
-    return unless @object['tag'].is_a?(Array)
+    return if @object['tag'].nil?
 
-    @object['tag'].each do |tag|
+    as_array(@object['tag']).each do |tag|
       case tag['type']
       when 'Hashtag'
         process_hashtag tag, status
@@ -103,9 +103,9 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
   end
 
   def process_attachments(status)
-    return unless @object['attachment'].is_a?(Array)
+    return if @object['attachment'].nil?
 
-    @object['attachment'].each do |attachment|
+    as_array(@object['attachment']).each do |attachment|
       next if unsupported_media_type?(attachment['mediaType']) || attachment['url'].blank?
 
       href             = Addressable::URI.parse(attachment['url']).normalize.to_s
diff --git a/app/lib/feed_manager.rb b/app/lib/feed_manager.rb
index ca15745cb..2ddfac336 100644
--- a/app/lib/feed_manager.rb
+++ b/app/lib/feed_manager.rb
@@ -141,6 +141,8 @@ class FeedManager
     return false if receiver_id == status.account_id
     return true  if status.reply? && (status.in_reply_to_id.nil? || status.in_reply_to_account_id.nil?)
 
+    return true if keyword_filter?(status, Glitch::KeywordMute.matcher_for(receiver_id))
+
     check_for_mutes = [status.account_id]
     check_for_mutes.concat(status.mentions.pluck(:account_id))
     check_for_mutes.concat([status.reblog.account_id]) if status.reblog?
@@ -166,6 +168,18 @@ class FeedManager
     false
   end
 
+  def keyword_filter?(status, matcher)
+    should_filter   = matcher =~ status.text
+    should_filter ||= matcher =~ status.spoiler_text
+
+    if status.reblog?
+      should_filter ||= matcher =~ status.reblog.text
+      should_filter ||= matcher =~ status.reblog.spoiler_text
+    end
+
+    !!should_filter
+  end
+
   def filter_from_mentions?(status, receiver_id)
     return true if receiver_id == status.account_id
 
@@ -175,6 +189,7 @@ class FeedManager
 
     should_filter   = Block.where(account_id: receiver_id, target_account_id: check_for_blocks).any?                                     # Filter if it's from someone I blocked, in reply to someone I blocked, or mentioning someone I blocked
     should_filter ||= (status.account.silenced? && !Follow.where(account_id: receiver_id, target_account_id: status.account_id).exists?) # of if the account is silenced and I'm not following them
+    should_filter ||= keyword_filter?(status, Glitch::KeywordMute.matcher_for(receiver_id))                                              # or if the mention contains a muted keyword
 
     should_filter
   end