prosody
c601c834bf01
util/id.lua

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Software / code / prosody

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util/id.lua @ 8867:c601c834bf01

MUC: Add support for setting MUC room defaults from the config file Defaults are roughtly like this: muc_rooom_default_public = true muc_rooom_default_persistent = false muc_rooom_default_members_only = false muc_rooom_default_moderated = false muc_rooom_default_public_jids = false muc_rooom_default_change_subject = false muc_room_default_history_length = 20 muc_room_default_language = nil
author Kim Alvefur <zash@zash.se>
date Sun, 03 Jun 2018 14:43:06 +0200
parent 8016:9546c629289b
child 12110:b5b799a2a10c
line wrap: on
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-- Prosody IM
-- Copyright (C) 2008-2017 Matthew Wild
-- Copyright (C) 2008-2017 Waqas Hussain
-- Copyright (C) 2008-2017 Kim Alvefur
--
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--

local s_gsub = string.gsub;
local random_bytes = require "util.random".bytes;
local base64_encode = require "util.encodings".base64.encode;

local b64url = { ["+"] = "-", ["/"] = "_", ["="] = "" };
local function b64url_random(len)
	return (s_gsub(base64_encode(random_bytes(len)), "[+/=]", b64url));
end

return {
	short =  function () return b64url_random(6); end;
	medium = function () return b64url_random(12); end;
	long =   function () return b64url_random(24); end;
	custom = function (size)
		return function () return b64url_random(size); end;
	end;
}