view mod_alias/mod_alias.lua @ 3492:f59334da6df9

mod_conversejs: Show fallback text if converse.js fails to load (thanks MattJ) This can happen if javascript is enabled but 3rd party resources are blocked, or some other error happened.
author Kim Alvefur <zash@zash.se>
date Tue, 19 Mar 2019 19:43:13 +0100
parents 65082d91950e
children
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-- Copyright (C) 2015 Travis Burtrum
-- This file is MIT/X11 licensed.

-- set like so in prosody config, works on full or bare jids, or hosts:
--aliases = {
--		["old@example.net"] = "new@example.net";
--		["you@example.com"] = "you@example.net";
--		["conference.example.com"] = "conference.example.net";
--}

local aliases = module:get_option("aliases", {});
local alias_response = module:get_option("alias_response", "User $alias can be contacted at $target");

local st = require "util.stanza";

function handle_alias(event)

	if event.stanza.attr.type ~= "error" then
		local alias = event.stanza.attr.to;
		local target = aliases[alias];
		if target then
			local replacements = {
				alias = alias,
				target = target
			};
			local error_message = alias_response:gsub("%$([%w_]+)", function (v)
					return replacements[v] or nil;
				end);
			local message = st.message({ type = "chat", from = alias, to = event.stanza.attr.from }, error_message);
			module:send(message);
			return event.origin.send(st.error_reply(event.stanza, "cancel", "gone", error_message));
		end
	end

end

module:hook("message/bare", handle_alias, 300);
module:hook("message/full", handle_alias, 300);
module:hook("message/host", handle_alias, 300);

module:hook("presence/bare", handle_alias, 300);
module:hook("presence/full", handle_alias, 300);
module:hook("presence/host", handle_alias, 300);