annotate mod_alias/mod_alias.lua @ 4738:5aee8d86629a

mod_bookmarks2: Fix handling of nick and password elements This form of child retrieval fails when the stanza elements internally don't have an 'xmlns' attribute, which can happen sometimes for some reason, including when they have been constructed via the stanza builder API. When that is the case then the explicit namespace arguemnt does not match the nil value of the internal attribute. Calling `:get_child()` without the namespace argument does the right thing here, with both nil and the parent namespace as valid values for the internal attribute.
author Kim Alvefur <zash@zash.se>
date Wed, 03 Nov 2021 21:11:55 +0100
parents 65082d91950e
children
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rev   line source
1953
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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);
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65082d91950e Many modules: Simplify st.message(…):tag("body"):text(…):up() into st.message(…, …)
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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);