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comparison plugins/adhoc/mod_adhoc.lua @ 3220:b3772f9bc359

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mod_adhoc: Imported from prosody-modules, thanks Florob!
author Matthew Wild <mwild1@gmail.com>
date Wed, 09 Jun 2010 21:27:43 +0100
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3219:fd06023cbdcc 3220:b3772f9bc359
1 -- Copyright (C) 2009 Thilo Cestonaro
2 --
3 -- This file is MIT/X11 licensed. Please see the
4 -- COPYING file in the source package for more information.
5 --
6
7 local st = require "util.stanza";
8 local is_admin = require "core.usermanager".is_admin;
9 local adhoc_handle_cmd = module:require "adhoc".handle_cmd;
10 local xmlns_cmd = "http://jabber.org/protocol/commands";
11 local xmlns_disco = "http://jabber.org/protocol/disco";
12 local commands = {};
13
14 module:add_feature(xmlns_cmd);
15
16 module:hook("iq/host/"..xmlns_disco.."#items:query", function (event)
17 local origin, stanza = event.origin, event.stanza;
18 -- TODO: Is this correct, or should is_admin be changed?
19 local privileged = is_admin(stanza.attr.from)
20 or is_admin(stanza.attr.from, stanza.attr.to);
21 if stanza.attr.type == "get" and stanza.tags[1].attr.node
22 and stanza.tags[1].attr.node == xmlns_cmd then
23 reply = st.reply(stanza);
24 reply:tag("query", { xmlns = xmlns_disco.."#items",
25 node = xmlns_cmd });
26 for node, command in pairs(commands) do
27 if (command.permission == "admin" and privileged)
28 or (command.permission == "user") then
29 reply:tag("item", { name = command.name,
30 node = node, jid = module:get_host() });
31 reply:up();
32 end
33 end
34 origin.send(reply);
35 return true;
36 end
37 end, 500);
38
39 module:hook("iq/host", function (event)
40 local origin, stanza = event.origin, event.stanza;
41 if stanza.attr.type == "set" and stanza.tags[1]
42 and stanza.tags[1].name == "command" then
43 local node = stanza.tags[1].attr.node
44 -- TODO: Is this correct, or should is_admin be changed?
45 local privileged = is_admin(event.stanza.attr.from)
46 or is_admin(stanza.attr.from, stanza.attr.to);
47 if commands[node] then
48 if commands[node].permission == "admin"
49 and not privileged then
50 origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to execute this command"):up()
51 :add_child(commands[node]:cmdtag("canceled")
52 :tag("note", {type="error"}):text("You don't have permission to execute this command")));
53 return true
54 end
55 -- User has permission now execute the command
56 return adhoc_handle_cmd(commands[node], origin, stanza);
57 end
58 end
59 end, 500);
60
61 module:hook("item-added/adhoc", function (event)
62 commands[event.item.node] = event.item;
63 end, 500);
64
65 module:hook("item-removed/adhoc", function (event)
66 commands[event.item.node] = nil;
67 end, 500);