Add email_blacklist_regexp to site settings. Not implemented yet.

app/models/site_setting.rb

@@ -131,6 +131,8 @@ class SiteSetting < ActiveRecord::Base
   setting(:body_min_entropy, 7)
   setting(:max_word_length, 30)
 
+  # Ways to catch griefers and other nasties
+  setting(:email_blacklist_regexp, '')
 
   def self.call_mothership?
     self.enforce_global_nicknames? and self.discourse_org_access_key.present?

config/locales/en.yml

@@ -307,6 +307,8 @@ en:
     title_min_entropy: "The minimum entropy for a topic title"
     body_min_entropy: "The minimum entropy for post body"
 
+    email_blacklist_regexp: "A regexp that finds email addresses to block"
+
   # This section is exported to the javascript for i18n in the admin section
   admin_js:
     type_to_filter: "Type to Filter..."