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annotate mod_alias/mod_alias.lua @ 5256:44f7edd4f845

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mod_http_oauth2: Reject non-local hosts in more code paths We're not issuing tokens for users on remote hosts, we can't even authenticate them since they're remote. Thus the host is always the local module.host so no need to pass around the host in most cases or use it for anything but enforcing the same host.
author Kim Alvefur <zash@zash.se>
date Thu, 16 Mar 2023 17:52:10 +0100
parents 65082d91950e
children
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1953
0c3ba5ff7a3b mod_alias: New alias module
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1 -- Copyright (C) 2015 Travis Burtrum
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2 -- This file is MIT/X11 licensed.
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3
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4 -- set like so in prosody config, works on full or bare jids, or hosts:
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5 --aliases = {
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6 -- ["old@example.net"] = "new@example.net";
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7 -- ["you@example.com"] = "you@example.net";
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8 -- ["conference.example.com"] = "conference.example.net";
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9 --}
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10
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11 local aliases = module:get_option("aliases", {});
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12 local alias_response = module:get_option("alias_response", "User $alias can be contacted at $target");
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13
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14 local st = require "util.stanza";
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15
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16 function handle_alias(event)
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17
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18 if event.stanza.attr.type ~= "error" then
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19 local alias = event.stanza.attr.to;
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20 local target = aliases[alias];
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21 if target then
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22 local replacements = {
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23 alias = alias,
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24 target = target
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25 };
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26 local error_message = alias_response:gsub("%$([%w_]+)", function (v)
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27 return replacements[v] or nil;
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28 end);
2887
65082d91950e Many modules: Simplify st.message(…):tag("body"):text(…):up() into st.message(…, …)
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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29 local message = st.message({ type = "chat", from = alias, to = event.stanza.attr.from }, error_message);
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30 module:send(message);
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31 return event.origin.send(st.error_reply(event.stanza, "cancel", "gone", error_message));
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32 end
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33 end
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34
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35 end
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36
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37 module:hook("message/bare", handle_alias, 300);
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38 module:hook("message/full", handle_alias, 300);
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39 module:hook("message/host", handle_alias, 300);
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40
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41 module:hook("presence/bare", handle_alias, 300);
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42 module:hook("presence/full", handle_alias, 300);
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43 module:hook("presence/host", handle_alias, 300);