prosody
b2dd1219a321
plugins/muc/presence_broadcast.lib.lua

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plugins/muc/presence_broadcast.lib.lua @ 10473:b2dd1219a321

mod_s2s: Improve TLS handshake error messages This should make it clearer that it's about the TLS handshake. Otherwise it's something like "unsupported protocol" or "no shared ciphers" that might not be that obvious.
author Kim Alvefur <zash@zash.se>
date Sun, 01 Dec 2019 01:20:34 +0100
parent 10353:7b602e13c3b6
child 10516:d3e6941546a8
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10353
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 -- Copyright (C) 2014 Daurnimator
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5 --
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6 -- This project is MIT/X11 licensed. Please see the
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7 -- COPYING file in the source package for more information.
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8 --
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9
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10 local st = require "util.stanza";
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11
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12 local valid_roles = { "visitor", "participant", "moderator" };
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13 local default_broadcast = {
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14 none = true;
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15 visitor = true;
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16 participant = true;
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17 moderator = true;
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18 };
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19
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20 local function get_presence_broadcast(room)
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21 return room._data.presence_broadcast or default_broadcast;
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22 end
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23
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24 local function set_presence_broadcast(room, broadcast_roles)
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25 broadcast_roles = broadcast_roles or default_broadcast;
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26
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27 -- Ensure that unavailable presence is always sent when role changes to none
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28 broadcast_roles.none = true;
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29
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30 local changed = false;
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31 local old_broadcast_roles = get_presence_broadcast(room);
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32 for _, role in ipairs(valid_roles) do
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33 if old_broadcast_roles[role] ~= broadcast_roles[role] then
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34 changed = true;
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35 end
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36 end
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37
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38 if not changed then return false; end
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39
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40 room._data.presence_broadcast = broadcast_roles;
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41
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42 for _, occupant in room:each_occupant() do
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43 local x = st.stanza("x", {xmlns = "http://jabber.org/protocol/muc#user";});
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44 local role = occupant.role or "none";
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45 if broadcast_roles[role] and not old_broadcast_roles[role] then
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46 -- Presence broadcast is now enabled, so announce existing user
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47 room:publicise_occupant_status(occupant, x);
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48 elseif old_broadcast_roles[role] and not broadcast_roles[role] then
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49 -- Presence broadcast is now disabled, so mark existing user as unavailable
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50 room:publicise_occupant_status(occupant, x, nil, nil, nil, nil, true);
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51 end
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52 end
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53
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54 return true;
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55 end
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56
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57 module:hook("muc-config-form", function(event)
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58 local values = {};
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59 for role, value in pairs(get_presence_broadcast(event.room)) do
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60 if value then
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61 values[#values + 1] = role;
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62 end
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63 end
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64
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65 table.insert(event.form, {
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66 name = "muc#roomconfig_presencebroadcast";
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67 type = "list-multi";
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68 label = "Roles for which Presence is Broadcasted";
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69 value = values;
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70 options = valid_roles;
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71 });
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72 end, 70-7);
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73
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74 module:hook("muc-config-submitted/muc#roomconfig_presencebroadcast", function(event)
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75 local broadcast_roles = {};
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76 for _, role in ipairs(event.value) do
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77 broadcast_roles[role] = true;
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78 end
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79 if set_presence_broadcast(event.room, broadcast_roles) then
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80 event.status_codes["104"] = true;
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81 end
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82 end);
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83
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84 return {
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85 get = get_presence_broadcast;
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86 set = set_presence_broadcast;
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87 };