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mod_adhoc/adhoc/mod_adhoc.lua @ 206:d3498f115fcd
mod_adhoc_cmd_modules: Add "Unload module" command
author | Florian Zeitz <florob@babelmonkeys.de> |
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date | Fri, 09 Jul 2010 22:38:05 +0200 |
parent | 170:0d438a7ac4fc |
child | 207:1ae653712e37 |
rev | line source |
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6 | 1 -- Copyright (C) 2009 Thilo Cestonaro |
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2 -- Copyright (C) 2009-2010 Florian Zeitz |
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3 -- |
6 | 4 -- This file is MIT/X11 licensed. Please see the |
5 -- COPYING file in the source package for more information. | |
6 -- | |
7 | |
8 local st = require "util.stanza"; | |
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9 local is_admin = require "core.usermanager".is_admin; |
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10 local adhoc_handle_cmd = module:require "adhoc".handle_cmd; |
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11 local xmlns_cmd = "http://jabber.org/protocol/commands"; |
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12 local xmlns_disco = "http://jabber.org/protocol/disco"; |
6 | 13 local commands = {}; |
14 | |
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15 module:add_feature(xmlns_cmd); |
6 | 16 |
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17 module:hook("iq/host/"..xmlns_disco.."#items:query", function (event) |
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18 local origin, stanza = event.origin, event.stanza; |
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19 -- TODO: Is this correct, or should is_admin be changed? |
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20 local privileged = is_admin(stanza.attr.from) |
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21 or is_admin(stanza.attr.from, stanza.attr.to); |
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22 if stanza.attr.type == "get" and stanza.tags[1].attr.node |
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23 and stanza.tags[1].attr.node == xmlns_cmd then |
6 | 24 reply = st.reply(stanza); |
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25 reply:tag("query", { xmlns = xmlns_disco.."#items", |
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26 node = xmlns_cmd }); |
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27 for node, command in pairs(commands) do |
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28 if (command.permission == "admin" and privileged) |
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29 or (command.permission == "user") then |
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30 reply:tag("item", { name = command.name, |
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31 node = node, jid = module:get_host() }); |
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32 reply:up(); |
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33 end |
6 | 34 end |
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35 origin.send(reply); |
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36 return true; |
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37 end |
6 | 38 end, 500); |
39 | |
40 module:hook("iq/host", function (event) | |
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41 local origin, stanza = event.origin, event.stanza; |
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42 if stanza.attr.type == "set" and stanza.tags[1] |
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43 and stanza.tags[1].name == "command" then |
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44 local node = stanza.tags[1].attr.node |
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45 -- TODO: Is this correct, or should is_admin be changed? |
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46 local privileged = is_admin(event.stanza.attr.from) |
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47 or is_admin(stanza.attr.from, stanza.attr.to); |
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48 if commands[node] then |
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49 if commands[node].permission == "admin" |
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50 and not privileged then |
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51 origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to execute this command"):up() |
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52 :add_child(commands[node]:cmdtag("canceled") |
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53 :tag("note", {type="error"}):text("You don't have permission to execute this command"))); |
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54 return true |
6 | 55 end |
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56 -- User has permission now execute the command |
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57 return adhoc_handle_cmd(commands[node], origin, stanza); |
6 | 58 end |
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59 end |
6 | 60 end, 500); |
61 | |
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62 local function handle_item_added(item) |
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63 commands[item.node] = item; |
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64 end |
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65 |
6 | 66 module:hook("item-added/adhoc", function (event) |
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67 return handle_item_added(event.item); |
6 | 68 end, 500); |
9 | 69 |
70 module:hook("item-removed/adhoc", function (event) | |
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71 commands[event.item.node] = nil; |
9 | 72 end, 500); |
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73 |
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74 -- Pick up any items that are already added |
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75 for _, item in ipairs(module:get_host_items("adhoc")) do |
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76 handle_item_added(item); |
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77 end |