3 Commits

Author	SHA1	Message	Date
Eugen Rochko	4f6af87906	Change spam check to apply to local accounts and add a threshold (#11806) ... Instead of detecting spam on first duplicate message, add a threshold of 5 such messages to reduce false positives	2019-09-18 12:53:13 +02:00
ThibG	7e2b6da57f	Add setting to disable the anti-spam (#11296) ... * Add environment variable to disable the anti-spam * Move antispam setting to admin settings * Fix typo * antispam → spam_check	2019-07-17 21:09:15 +02:00
Eugen Rochko	6ff67be0f6	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	2019-07-13 16:45:50 +02:00