-- Copyright (C) 2009 Thilo Cestonaro -- -- This file is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- local st = require "util.stanza"; local is_admin = require "core.usermanager".is_admin; local commands = {}; module:add_feature("http://jabber.org/protocol/commands"); module:hook("iq/host/http://jabber.org/protocol/disco#items:query", function (event) local origin, stanza = event.origin, event.stanza; local privileged = is_admin(event.stanza.attr.from); if stanza.attr.type == "get" and stanza.tags[1].attr.node and stanza.tags[1].attr.node == "http://jabber.org/protocol/commands" then reply = st.reply(stanza); reply:tag("query", {xmlns="http://jabber.org/protocol/disco#items", node="http://jabber.org/protocol/commands"}) for i = 1, #commands do -- module:log("info", "adding command %s", commands[i].name); if (commands[i].permission == "admin" and privileged) or (commands[i].permission == "user") then reply:tag("item", {name=commands[i].name, node=commands[i].node, jid=module:get_host()}); reply:up(); end end origin.send(reply); return true; end end, 500); module:hook("iq/host", function (event) local origin, stanza = event.origin, event.stanza; if stanza.attr.type == "set" and stanza.tags[1] and stanza.tags[1].name == "command" then local node = stanza.tags[1].attr.node for i = 1, #commands do if commands[i].node == node then -- check whether user has permission to execute this command first if commands[i].permission == "admin" and not is_admin(stanza.attr.from) then origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to execute this command"):up() :add_child(commands[i]:cmdtag("canceled") :tag("note", {type="error"}):text("You don't have permission to execute this command"))); return true end -- User has permission now execute the command return commands[i].handler(commands[i], origin, stanza); end end end end, 500); module:hook("item-added/adhoc", function (event) commands[ # commands + 1] = event.item; end, 500); local _G = _G; local t_remove = _G.table.remove; module:hook("item-removed/adhoc", function (event) for i = 1, #commands do if commands[i].node == event.item.node then t_remove(commands, i); break; end end end, 500);