prosody
cd8516a77255
plugins/muc/members_only.lib.lua

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plugins/muc/members_only.lib.lua @ 11305:cd8516a77255

util.startup: Make installer_plugin_path relative to data directory Having it relative to current working directory is problematic since this depends on how Prosody was started and changes to the data directory during startup (but after this point).
author Kim Alvefur <zash@zash.se>
date Sun, 24 Jan 2021 16:12:53 +0100
parent 10449:2e36a54906e4
child 11560:3bbb1af92514
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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 muc_util = module:require "muc/util";
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13 local valid_affiliations = muc_util.valid_affiliations;
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14
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15 local function get_members_only(room)
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16 return room._data.members_only;
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17 end
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18
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19 local function set_members_only(room, members_only)
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20 members_only = members_only and true or nil;
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21 if room._data.members_only == members_only then return false; end
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22 room._data.members_only = members_only;
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23 if members_only then
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24 --[[
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25 If as a result of a change in the room configuration the room type is
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26 changed to members-only but there are non-members in the room,
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27 the service MUST remove any non-members from the room and include a
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28 status code of 322 in the presence unavailable stanzas sent to those users
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29 as well as any remaining occupants.
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30 ]]
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31 local occupants_changed = {};
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32 for _, occupant in room:each_occupant() do
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33 local affiliation = room:get_affiliation(occupant.bare_jid);
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34 if valid_affiliations[affiliation or "none"] <= valid_affiliations.none then
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35 occupant.role = nil;
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36 room:save_occupant(occupant);
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37 occupants_changed[occupant] = true;
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38 end
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39 end
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40 local x = st.stanza("x", {xmlns = "http://jabber.org/protocol/muc#user"})
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41 :tag("status", {code="322"}):up();
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42 for occupant in pairs(occupants_changed) do
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43 room:publicise_occupant_status(occupant, x);
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44 module:fire_event("muc-occupant-left", {room = room; nick = occupant.nick; occupant = occupant;});
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45 end
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46 end
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47 return true;
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48 end
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49
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50 local function get_allow_member_invites(room)
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51 return room._data.allow_member_invites;
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52 end
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53
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54 -- Allows members to invite new members into a members-only room,
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55 -- effectively creating an invite-only room
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56 local function set_allow_member_invites(room, allow_member_invites)
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57 allow_member_invites = allow_member_invites and true or nil;
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58 if room._data.allow_member_invites == allow_member_invites then return false; end
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59 room._data.allow_member_invites = allow_member_invites;
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60 return true;
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61 end
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62
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63 module:hook("muc-disco#info", function(event)
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64 event.reply:tag("feature", {var = get_members_only(event.room) and "muc_membersonly" or "muc_open"}):up();
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65 table.insert(event.form, {
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66 name = "{http://prosody.im/protocol/muc}roomconfig_allowmemberinvites";
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67 label = "Allow members to invite new members";
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68 type = "boolean";
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69 value = not not get_allow_member_invites(event.room);
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70 });
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71 end);
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72
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73
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74 module:hook("muc-config-form", function(event)
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75 table.insert(event.form, {
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76 name = "muc#roomconfig_membersonly";
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77 type = "boolean";
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78 label = "Only allow members to join";
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79 desc = "Enable this to only allow access for room owners, admins and members";
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80 value = get_members_only(event.room);
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81 });
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82 table.insert(event.form, {
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83 name = "{http://prosody.im/protocol/muc}roomconfig_allowmemberinvites";
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84 type = "boolean";
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85 label = "Allow members to invite new members";
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86 value = get_allow_member_invites(event.room);
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87 });
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88 end, 90-3);
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89
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90 module:hook("muc-config-submitted/muc#roomconfig_membersonly", function(event)
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91 if set_members_only(event.room, event.value) then
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92 event.status_codes["104"] = true;
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93 end
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94 end);
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95
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96 module:hook("muc-config-submitted/{http://prosody.im/protocol/muc}roomconfig_allowmemberinvites", function(event)
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97 if set_allow_member_invites(event.room, event.value) then
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98 event.status_codes["104"] = true;
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99 end
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100 end);
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101
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102 -- No affiliation => role of "none"
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103 module:hook("muc-get-default-role", function(event)
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104 if not event.affiliation and get_members_only(event.room) then
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105 return false;
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106 end
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107 end, 2);
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108
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109 -- registration required for entering members-only room
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110 module:hook("muc-occupant-pre-join", function(event)
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111 local room = event.room;
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112 if get_members_only(room) then
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113 local stanza = event.stanza;
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114 local affiliation = room:get_affiliation(stanza.attr.from);
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115 if valid_affiliations[affiliation or "none"] <= valid_affiliations.none then
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116 local reply = st.error_reply(stanza, "auth", "registration-required", nil, room.jid):up();
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daurnimator <quae@daurnimator.com>
parents: 6221
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117 reply.tags[1].attr.code = "407";
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
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118 event.origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"}));
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119 return true;
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120 end
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121 end
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daurnimator <quae@daurnimator.com>
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122 end, -5);
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daurnimator <quae@daurnimator.com>
parents:
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123
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124 -- Invitation privileges in members-only rooms SHOULD be restricted to room admins;
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parents:
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125 -- if a member without privileges to edit the member list attempts to invite another user
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parents:
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126 -- the service SHOULD return a <forbidden/> error to the occupant
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
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127 module:hook("muc-pre-invite", function(event)
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128 local room = event.room;
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daurnimator <quae@daurnimator.com>
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129 if get_members_only(room) then
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
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130 local stanza = event.stanza;
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596c8c7d98b1 MUC: Clarify logic of invitations in members-only rooms
Matthew Wild <mwild1@gmail.com>
parents: 8985
diff changeset
131 local inviter_affiliation = room:get_affiliation(stanza.attr.from) or "none";
596c8c7d98b1 MUC: Clarify logic of invitations in members-only rooms
Matthew Wild <mwild1@gmail.com>
parents: 8985
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132 local required_affiliation = room._data.allow_member_invites and "member" or "admin";
596c8c7d98b1 MUC: Clarify logic of invitations in members-only rooms
Matthew Wild <mwild1@gmail.com>
parents: 8985
diff changeset
133 if valid_affiliations[inviter_affiliation] < valid_affiliations[required_affiliation] then
10449
2e36a54906e4 MUC: Indicate that the room is the origin of various errors where 'from' is an occupant JID
Kim Alvefur <zash@zash.se>
parents: 9716
diff changeset
134 event.origin.send(st.error_reply(stanza, "auth", "forbidden", nil, room.jid));
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daurnimator <quae@daurnimator.com>
parents: 6221
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135 return true;
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parents: 6221
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136 end
6221
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137 end
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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138 end);
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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139
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
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140 -- When an invite is sent; add an affiliation for the invitee
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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141 module:hook("muc-invite", function(event)
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daurnimator <quae@daurnimator.com>
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142 local room = event.room;
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
diff changeset
143 if get_members_only(room) then
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
diff changeset
144 local stanza = event.stanza;
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
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145 local invitee = stanza.attr.to;
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
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146 local affiliation = room:get_affiliation(invitee);
8987
596c8c7d98b1 MUC: Clarify logic of invitations in members-only rooms
Matthew Wild <mwild1@gmail.com>
parents: 8985
diff changeset
147 local invited_unaffiliated = valid_affiliations[affiliation or "none"] <= valid_affiliations.none;
596c8c7d98b1 MUC: Clarify logic of invitations in members-only rooms
Matthew Wild <mwild1@gmail.com>
parents: 8985
diff changeset
148 if invited_unaffiliated then
6230
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daurnimator <quae@daurnimator.com>
parents: 6221
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149 local from = stanza:get_child("x", "http://jabber.org/protocol/muc#user")
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
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150 :get_child("invite").attr.from;
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
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151 module:log("debug", "%s invited %s into members only room %s, granting membership",
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
diff changeset
152 from, invitee, room.jid);
97d53caef325 plugins/muc/members_only.lib: Compare affiliations via rank; wrap some long lines
daurnimator <quae@daurnimator.com>
parents: 6221
diff changeset
153 -- This might fail; ignore for now
8976
92f0876b9230 MUC: Add config option to allow members to invite other members to the room (previously only owners/admins could do this)
Matthew Wild <mwild1@gmail.com>
parents: 7401
diff changeset
154 room:set_affiliation(true, invitee, "member", "Invited by " .. from);
7353
ca31d3271cf8 MUC: Save room to storage once after form processing, not in each individual setter
Kim Alvefur <zash@zash.se>
parents: 7352
diff changeset
155 room:save();
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daurnimator <quae@daurnimator.com>
parents: 6221
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156 end
6221
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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157 end
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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158 end);
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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159
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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160 return {
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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161 get = get_members_only;
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
diff changeset
162 set = set_members_only;
8976
92f0876b9230 MUC: Add config option to allow members to invite other members to the room (previously only owners/admins could do this)
Matthew Wild <mwild1@gmail.com>
parents: 7401
diff changeset
163 get_allow_member_invites = get_allow_member_invites;
92f0876b9230 MUC: Add config option to allow members to invite other members to the room (previously only owners/admins could do this)
Matthew Wild <mwild1@gmail.com>
parents: 7401
diff changeset
164 set_allow_member_invites = set_allow_member_invites;
6221
f321536afeec plugins/muc/muc.lib: Move members_only into seperate file
daurnimator <quae@daurnimator.com>
parents:
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165 };