prosody
d724289a5226
plugins/muc/password.lib.lua

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plugins/muc/password.lib.lua @ 6208:d724289a5226

plugins/muc: Move password functions to seperate module
author daurnimator <quae@daurnimator.com>
date Wed, 02 Apr 2014 16:57:59 -0400
child 6329:6b3eb1611587
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6207:a5928fdeaf97 6208:d724289a5226
1 -- Prosody IM
2 -- Copyright (C) 2008-2010 Matthew Wild
3 -- Copyright (C) 2008-2010 Waqas Hussain
4 -- Copyright (C) 2014 Daurnimator
5 --
6 -- This project is MIT/X11 licensed. Please see the
7 -- COPYING file in the source package for more information.
8 --
9
10 local function get_password(room)
11 return room._data.password;
12 end
13
14 local function set_password(room, password)
15 if password == "" then password = nil; end
16 if room._data.password == password then return false; end
17 room._data.password = password;
18 if room.save then room:save(true); end
19 return true;
20 end
21
22 module:hook("muc-disco#info", function(event)
23 event.reply:tag("feature", {var = get_password(event.room) and "muc_passwordprotected" or "muc_unsecured"}):up();
24 end);
25
26 module:hook("muc-config-form", function(event)
27 table.insert(event.form, {
28 name = "muc#roomconfig_roomsecret";
29 type = "text-private";
30 label = "Password";
31 value = get_password(event.room) or "";
32 });
33 end);
34
35 module:hook("muc-config-submitted", function(event)
36 local new = event.fields["muc#roomconfig_roomsecret"];
37 if new ~= nil and set_password(event.room, new) then
38 event.status_codes["104"] = true;
39 end
40 end);
41
42 -- Don't allow anyone to join room unless they provide the password
43 module:hook("muc-occupant-pre-join", function(event)
44 local room, stanza = event.room, event.stanza;
45 local password = stanza:get_child("x", "http://jabber.org/protocol/muc");
46 password = password and password:get_child_text("password", "http://jabber.org/protocol/muc");
47 if not password or password == "" then password = nil; end
48 if get_password(room) ~= password then
49 local from, to = stanza.attr.from, stanza.attr.to;
50 module:log("debug", "%s couldn't join due to invalid password: %s", from, to);
51 local reply = st.error_reply(stanza, "auth", "not-authorized"):up();
52 reply.tags[1].attr.code = "401";
53 event.origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"}));
54 return true;
55 end
56 end, -20);
57
58 -- Add password to outgoing invite
59 module:hook("muc-invite", function(event)
60 local password = get_password(event.room);
61 if password then
62 local x = event.stanza:get_child("x", "http://jabber.org/protocol/muc#user");
63 x:tag("password"):text(password):up();
64 end
65 end);
66
67 return {
68 get = get_password;
69 set = set_password;
70 };