prosody
404d3644ac4a
plugins/muc/vcard.lib.lua

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plugins/muc/vcard.lib.lua @ 13657:404d3644ac4a

mod_muc: Integrate support for vcards/avatars on MUC rooms This was previously served by a community module (mod_vcard_muc). It can be disabled by setting `vcard_muc = false` in the config.
author Matthew Wild <mwild1@gmail.com>
date Thu, 06 Feb 2025 17:08:46 +0000
child 13660:31f8fd2bcab9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
13657
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1 local mod_vcard = module:depends("vcard");
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2
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3 local jid = require "prosody.util.jid";
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4 local st = require "prosody.util.stanza";
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5
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6 -- This must be the same event that mod_vcard hooks
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7 local vcard_event = "iq/bare/vcard-temp:vCard";
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8 local advertise_hashes = module:get_option("muc_avatar_advertise_hashes");
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9
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10 --luacheck: ignore 113/get_room_from_jid
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11
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12 local function get_avatar_hash(room)
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13 if room.avatar_hash then return room.avatar_hash; end
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14
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15 local room_node = jid.split(room.jid);
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16 local hash = mod_vcard.get_avatar_hash(room_node);
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17 room.avatar_hash = hash;
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18
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19 return hash;
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20 end
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21
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22 local function send_avatar_hash(room, to)
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23 local hash = get_avatar_hash(room);
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24
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25 local presence_vcard = st.presence({to = to, from = room.jid})
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26 :tag("x", { xmlns = "vcard-temp:x:update" })
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27 :tag("photo"):text(hash):up();
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28
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29 if to == nil then
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30 if not advertise_hashes or advertise_hashes == "presence" then
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31 room:broadcast_message(presence_vcard);
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32 end
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33 if not advertise_hashes or advertise_hashes == "message" then
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34 room:broadcast_message(st.message({ from = room.jid, type = "groupchat" })
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35 :tag("x", { xmlns = "http://jabber.org/protocol/muc#user" })
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36 :tag("status", { code = "104" }));
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37 end
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38
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39 else
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40 module:send(presence_vcard);
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41 end
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42 end
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43
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44 module:hook(vcard_event, function (event)
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45 local stanza = event.stanza;
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46 local to = stanza.attr.to;
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47
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48 if stanza.attr.type ~= "set" then
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49 return;
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50 end
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51
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52 local room = get_room_from_jid(to);
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53 if not room then
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54 return;
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55 end
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56
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57 local sender_affiliation = room:get_affiliation(stanza.attr.from);
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58 if sender_affiliation == "owner" then
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59 event.allow_vcard_modification = true;
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60 end
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61 end, 10);
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62
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63 if advertise_hashes ~= "none" then
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64 module:hook("muc-occupant-joined", function (event)
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65 send_avatar_hash(event.room, event.stanza.attr.from);
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66 end);
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67 module:hook("vcard-updated", function (event)
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68 local room = get_room_from_jid(event.stanza.attr.to);
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69 send_avatar_hash(room, nil);
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70 end);
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71 end
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72
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73 module:hook("muc-disco#info", function (event)
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74 event.reply:tag("feature", { var = "vcard-temp" }):up();
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75
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76 table.insert(event.form, {
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77 name = "muc#roominfo_avatarhash",
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78 type = "text-multi",
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79 });
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80 event.formdata["muc#roominfo_avatarhash"] = get_avatar_hash(event.room);
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81 end);