File

mod_block_registrations/mod_block_registrations.lua @ 1441:07c9306c2c1f

mod_profile: Don't pass old vcard data trough vcard lib
author Kim Alvefur <zash@zash.se>
date Fri, 20 Jun 2014 18:14:26 +0200 (2014-06-20)
parent 1331:dbaa67babeb4
child 1697:27aa58ed3e2e
line wrap: on
line source
local st = require "util.stanza";
local nodeprep = require "util.encodings".stringprep.nodeprep;

local block_users = module:get_option_set("block_registrations_users", { "admin" });
local block_patterns = module:get_option_set("block_registrations_matching", {});
local require_pattern = module:get_option_string("block_registrations_require");

function is_blocked(username)
        -- Check if the username is simply blocked
        if block_users:contains(username) then return true; end

        for pattern in block_patterns do
                if username:match(pattern) then
                        return true;
                end
        end
        -- Not blocked, but check that username matches allowed pattern
        if require_pattern and not username:match(require_pattern) then
                return true;
        end
end

module:hook("user-registering", function(event)
        local username = event.username;
        if is_blocked(username) then
                event.allowed = false;
                return true;
        end
end, 10);