Merge pull request #1942 from best-friends/reject-spammer-with-enviro…

…nment

Make configurational with environment vars for Reject spammer

app/lib/activitypub/activity/create.rb

@@ -84,7 +84,6 @@ def process_status
       @status = Status.create!(@params)
       attach_tags(@status)
 
-      # Delete status on zero follower user and nearly created account with include some replies
       if like_a_spam?
         @status = nil
         raise ActiveRecord::Rollback
@@ -435,12 +434,15 @@ def increment_voters_count!
     retry
   end
 
+  SPAM_FILTER_MINIMUM_FOLLOWERS = ENV.fetch('SPAM_FILTER_MINIMUM_FOLLOWERS', 0).to_i
+  SPAM_FILTER_MINIMUM_CREATE_DAYS = ENV.fetch('SPAM_FILTER_MINIMUM_CREATE_DAYS', 1).to_i
+  SPAM_FILTER_MINIMUM_MENTIONS = ENV.fetch('SPAM_FILTER_MINIMUM_MENTIONS', 1).to_i
   def like_a_spam?
     (
       !@status.account.local? &&
-      @status.account.followers_count.zero? &&
-      @status.account.created_at > 1.day.ago &&
-      @mentions.count >= 2
+      @status.account.followers_count > SPAM_FILTER_MINIMUM_FOLLOWERS &&
+      @status.account.created_at > SPAM_FILTER_MINIMUM_CREATE_DAYS.day.ago &&
+      @mentions.count > SPAM_FILTER_MINIMUM_MENTIONS
     )
   end
 end