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view mod_compact_resource/mod_compact_resource.lua @ 4311:a6c253bc63a5

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End value is index+1 as per the newest revision https://xmpp.org/extensions/xep-0372.html#revision-history-v0.4.0
author Seve Ferrer <seve@delape.net>
date Tue, 22 Dec 2020 11:18:46 +0100
parents 6f34e51a23f0
children
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local base64_encode = require"util.encodings".base64.encode;
local random_bytes = require"util.random".bytes;

local b64url = { ["+"] = "-", ["/"] = "_", ["="] = "" };
local function random_resource()
	return base64_encode(random_bytes(8)):gsub("[+/=]", b64url);
end

module:hook("pre-resource-bind", function (event)
	event.resource = random_resource();
end);