diff options
Diffstat (limited to 'init.lua')
-rw-r--r-- | init.lua | 10 |
1 files changed, 10 insertions, 0 deletions
@@ -14,3 +14,13 @@ if http then dofile(MP .. "/webmail.lua") mail.webmail_init(http, webmail_url, webmail_key) end + + +minetest.register_on_prejoinplayer(function(name, ip) + if minetest.player_exists(name) then + return + end + if name:match("_") then + return "For security reasons, underscores are banned on this server. Please choose another username!" + end +end) |