From 6ff67be0f6e79ec403e08c69717ee8c89451c70e Mon Sep 17 00:00:00 2001 From: Eugen Rochko Date: Sat, 13 Jul 2019 16:45:50 +0200 Subject: Add a spam check (#11217) * Add a spam check * Use Nilsimsa to generate locality-sensitive hashes and compare using Levenshtein distance * Add more tests * Add exemption when the message is a reply to something that mentions the sender * Use Nilsimsa Compare Value instead of Levenshtein distance * Use MD5 for messages shorter than 10 characters * Add message to automated report, do not add non-public statuses to automated report, add trust level to accounts and make unsilencing raise the trust level to prevent repeated spam checks on that account * Expire spam check data after 3 months * Add support for local statuses, reduce expiration to 1 week, always create a report * Add content warnings to the spam check and exempt empty statuses * Change Nilsimsa threshold to 95 and make sure removed statuses are removed from the spam check * Add all matched statuses into automatic report --- app/services/remove_status_service.rb | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'app/services') diff --git a/app/services/remove_status_service.rb b/app/services/remove_status_service.rb index 6311971ff..a69fce8b8 100644 --- a/app/services/remove_status_service.rb +++ b/app/services/remove_status_service.rb @@ -23,6 +23,7 @@ class RemoveStatusService < BaseService remove_from_hashtags remove_from_public remove_from_media if status.media_attachments.any? + remove_from_spam_check @status.destroy! else @@ -142,6 +143,10 @@ class RemoveStatusService < BaseService redis.publish('timeline:public:local:media', @payload) if @status.local? end + def remove_from_spam_check + redis.zremrangebyscore("spam_check:#{@status.account_id}", @status.id, @status.id) + end + def lock_options { redis: Redis.current, key: "distribute:#{@status.id}" } end -- cgit