prosody
ec57067c1e0d
plugins/muc/members_only.lib.lua

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plugins/muc/members_only.lib.lua @ 6317:ec57067c1e0d

mod_muc/muc.lib: Pass all info to muc-broadcast-presence handlers that would be required to use room:build_item_list() - useful for plugins
author Matthew Wild <mwild1@gmail.com>
date Fri, 25 Jul 2014 18:32:15 +0100
parent 6230:97d53caef325
child 6329:6b3eb1611587
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f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
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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 muc_util = module:require "muc/util";
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11 local valid_roles, valid_affiliations = muc_util.valid_roles, muc_util.valid_affiliations;
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12
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13 local function get_members_only(room)
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14 return room._data.members_only;
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15 end
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16
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17 local function set_members_only(room, members_only)
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18 members_only = members_only and true or nil;
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19 if room._data.members_only == members_only then return false; end
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20 room._data.members_only = members_only;
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21 if room.save then room:save(true); end
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22 return true;
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23 end
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24
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25 module:hook("muc-disco#info", function(event)
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26 event.reply:tag("feature", {var = get_members_only(event.room) and "muc_membersonly" or "muc_open"}):up();
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27 end);
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28
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29 module:hook("muc-config-form", function(event)
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30 table.insert(event.form, {
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31 name = "muc#roomconfig_membersonly";
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32 type = "boolean";
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33 label = "Make Room Members-Only?";
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34 value = get_members_only(event.room);
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35 });
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36 end);
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37
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38 module:hook("muc-config-submitted", function(event)
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39 local new = event.fields["muc#roomconfig_membersonly"];
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40 if new ~= nil and set_members_only(event.room, new) then
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41 event.status_codes["104"] = true;
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42 end
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43 end);
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44
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45 -- No affiliation => role of "none"
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46 module:hook("muc-get-default-role", function(event)
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47 if not event.affiliation and get_members_only(event.room) then
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48 return false;
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49 end
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50 end);
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51
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52 -- registration required for entering members-only room
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53 module:hook("muc-occupant-pre-join", function(event)
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54 local room = event.room;
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55 if get_members_only(room) then
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56 local stanza = event.stanza;
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57 local affiliation = room:get_affiliation(stanza.attr.from);
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58 if valid_affiliations[affiliation or "none"] <= valid_affiliations.none then
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59 local reply = st.error_reply(stanza, "auth", "registration-required"):up();
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60 reply.tags[1].attr.code = "407";
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61 event.origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"}));
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62 return true;
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63 end
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64 end
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65 end, -5);
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66
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67 -- Invitation privileges in members-only rooms SHOULD be restricted to room admins;
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68 -- if a member without privileges to edit the member list attempts to invite another user
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69 -- the service SHOULD return a <forbidden/> error to the occupant
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70 module:hook("muc-pre-invite", function(event)
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71 local room = event.room;
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72 if get_members_only(room) then
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73 local stanza = event.stanza;
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74 local affiliation = room:get_affiliation(stanza.attr.from);
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75 if valid_affiliations[affiliation or "none"] < valid_affiliations.admin then
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76 event.origin.send(st.error_reply(stanza, "auth", "forbidden"));
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77 return true;
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78 end
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79 end
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80 end);
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81
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82 -- When an invite is sent; add an affiliation for the invitee
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83 module:hook("muc-invite", function(event)
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84 local room = event.room;
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85 if get_members_only(room) then
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86 local stanza = event.stanza;
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87 local invitee = stanza.attr.to;
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88 local affiliation = room:get_affiliation(invitee);
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89 if valid_affiliations[affiliation or "none"] <= valid_affiliations.none then
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90 local from = stanza:get_child("x", "http://jabber.org/protocol/muc#user")
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91 :get_child("invite").attr.from;
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92 module:log("debug", "%s invited %s into members only room %s, granting membership",
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93 from, invitee, room.jid);
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94 -- This might fail; ignore for now
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95 room:set_affiliation(from, invitee, "member", "Invited by " .. from);
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96 end
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97 end
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98 end);
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99
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100 return {
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101 get = get_members_only;
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102 set = set_members_only;
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103 };