view mod_filter_words/mod_filter_words.lua @ 5406:b86d80e21c60

mod_http_oauth2: Validate consistency of response and grant types Ensure that these correlated fields make sense per RFC 7591 ยง 2.1, even though we currently only check the response type during authorization. This could probably all be deleted if (when!) we remove the implicit grant, since then these things don't make any sense anymore.
author Kim Alvefur <zash@zash.se>
date Tue, 02 May 2023 16:34:31 +0200
parents 677fc0203da0
children
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local filters = require "util.filters";

local replacements = module:get_option("filter_words", {});

if not replacements then
	module:log("warn", "No 'filter_words' option set, filters inactive");
	return
end

function filter_stanza(stanza)
	if stanza.name == "message" then
		local body = stanza:get_child("body");
		if body then
			body[1] = body[1]:gsub("%a+", replacements);
		end
	end
	return stanza;
end

function filter_session(session)
	filters.add_filter(session, "stanzas/in", filter_stanza);
end

function module.load()
	if module.reloading then
		module:log("warn", "RELOADING!!!");
	end
	filters.add_filter_hook(filter_session);
end

function module.unload()
	filters.remove_filter_hook(filter_session);	
end