+ def fingerprint
+ digest = Digest::SHA256.new
+ digest.update(email)
+ digest.update(pass_crypt)
+ digest.hexdigest
+ end
+
+ def max_messages_per_hour
+ account_age_in_seconds = Time.now.utc - creation_time
+ account_age_in_hours = account_age_in_seconds / 3600
+ recent_messages = messages.where("sent_on >= ?", Time.now.utc - 3600).count
+ active_reports = issues.with_status(:open).sum(:reports_count)
+ max_messages = account_age_in_hours.ceil + recent_messages - active_reports * 10
+ max_messages.clamp(0, Settings.max_messages_per_hour)
+ end
+