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annotate mod_muc_require_tos/mod_muc_require_tos.lua @ 5929:c094eabdb30f

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mod_ping_muc: Describe the client facing protocol (from XEP-0045)
author Kim Alvefur <zash@zash.se>
date Thu, 11 Jul 2024 15:14:33 +0200
parents 59f53cf66573
children
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1 local jid = require "util.jid";
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2 local id = require "util.id";
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3 local st = require "util.stanza";
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4
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5 local quick_response_ns = "urn:xmpp:tmp:quick-response";
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6 local welcome_message = module:get_option_string("tos_welcome_message");
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7 local yes_message = module:get_option_string("tos_yes_message");
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8 local no_message = module:get_option_string("tos_no_message");
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9
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10 module:hook("muc-occupant-session-new", function(event)
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11 local origin = event.origin;
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12 local room = event.room;
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13 local occupant = event.occupant;
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14 local nick = occupant.nick;
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15 module:log("debug", "%s joined %s (%s)", nick, room, origin);
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16 if occupant.role == "visitor" then
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17 local message = st.message({
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18 type = "groupchat",
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19 to = occupant.nick,
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20 from = room.jid,
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21 id = id.medium(),
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22 ["xml:lang"] = "en",
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23 }, welcome_message)
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24 :tag("response", { xmlns = quick_response_ns, value = "yes", label = "I accept." }):up()
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25 :tag("response", { xmlns = quick_response_ns, value = "no", label = "I decline." }):up();
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26 origin.send(message);
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27 end
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28 end, 19);
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29
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30 module:hook("muc-occupant-groupchat", function(event)
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31 local occupant = event.occupant;
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32 if occupant == nil or occupant.role ~= "visitor" then
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33 return;
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34 end
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35 local origin = event.origin;
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36 local room = event.room;
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37 local stanza = event.stanza;
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38 -- Namespace must be nil instead of "jabber:client" here.
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39 local body = stanza:get_child_text("body", nil);
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40 module:log("debug", "%s replied %s", occupant.nick, body);
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41 if body == "yes" then
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42 room:set_affiliation(true, occupant.bare_jid, "member", "Agreed to the TOS.");
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43 origin.send(st.reply(stanza):body(yes_message, { ["xml:lang"] = "en" }));
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44 elseif body == "no" then
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45 origin.send(st.reply(stanza):body(no_message, { ["xml:lang"] = "en" }));
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46 room:set_role(true, occupant.nick, "none", "Declined the TOS.");
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47 end
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48 end, 51); -- Priority must be > 50, <forbidden/> is sent at this priority.