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105 lines
3.5 KiB
105 lines
3.5 KiB
-- Copyright (C) 2009 Thilo Cestonaro
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-- Copyright (C) 2009-2010 Florian Zeitz
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--
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-- This file is MIT/X11 licensed. Please see the
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-- COPYING file in the source package for more information.
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--
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local st = require "util.stanza";
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local is_admin = require "core.usermanager".is_admin;
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local adhoc_handle_cmd = module:require "adhoc".handle_cmd;
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local xmlns_cmd = "http://jabber.org/protocol/commands";
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local xmlns_disco = "http://jabber.org/protocol/disco";
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local commands = {};
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module:add_feature(xmlns_cmd);
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module:hook("iq/host/"..xmlns_disco.."#info:query", function (event)
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local origin, stanza = event.origin, event.stanza;
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local node = stanza.tags[1].attr.node;
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if stanza.attr.type == "get" and node then
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if commands[node] then
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local privileged = is_admin(stanza.attr.from, stanza.attr.to);
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if (commands[node].permission == "admin" and privileged)
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or (commands[node].permission == "user") then
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reply = st.reply(stanza);
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reply:tag("query", { xmlns = xmlns_disco.."#info",
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node = node });
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reply:tag("identity", { name = commands[node].name,
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category = "automation", type = "command-node" }):up();
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reply:tag("feature", { var = xmlns_cmd }):up();
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reply:tag("feature", { var = "jabber:x:data" }):up();
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else
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reply = st.error_reply(stanza, "auth", "forbidden", "This item is not available to you");
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end
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origin.send(reply);
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return true;
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elseif node == xmlns_cmd then
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reply = st.reply(stanza);
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reply:tag("query", { xmlns = xmlns_disco.."#info",
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node = node });
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reply:tag("identity", { name = "Ad-Hoc Commands",
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category = "automation", type = "command-list" }):up();
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origin.send(reply);
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return true;
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end
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end
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end);
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module:hook("iq/host/"..xmlns_disco.."#items:query", function (event)
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local origin, stanza = event.origin, event.stanza;
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if stanza.attr.type == "get" and stanza.tags[1].attr.node
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and stanza.tags[1].attr.node == xmlns_cmd then
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local privileged = is_admin(stanza.attr.from, stanza.attr.to);
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reply = st.reply(stanza);
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reply:tag("query", { xmlns = xmlns_disco.."#items",
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node = xmlns_cmd });
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for node, command in pairs(commands) do
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if (command.permission == "admin" and privileged)
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or (command.permission == "user") then
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reply:tag("item", { name = command.name,
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node = node, jid = module:get_host() });
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reply:up();
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end
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end
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origin.send(reply);
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return true;
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end
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end, 500);
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module:hook("iq/host/"..xmlns_cmd..":command", function (event)
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local origin, stanza = event.origin, event.stanza;
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if stanza.attr.type == "set" then
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local node = stanza.tags[1].attr.node
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if commands[node] then
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local privileged = is_admin(stanza.attr.from, stanza.attr.to);
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if commands[node].permission == "admin"
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and not privileged then
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origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to execute this command"):up()
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:add_child(commands[node]:cmdtag("canceled")
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:tag("note", {type="error"}):text("You don't have permission to execute this command")));
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return true
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end
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-- User has permission now execute the command
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return adhoc_handle_cmd(commands[node], origin, stanza);
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end
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end
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end, 500);
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local function handle_item_added(item)
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commands[item.node] = item;
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end
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module:hook("item-added/adhoc", function (event)
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return handle_item_added(event.item);
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end, 500);
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module:hook("item-removed/adhoc", function (event)
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commands[event.item.node] = nil;
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end, 500);
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-- Pick up any items that are already added
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for _, item in ipairs(module:get_host_items("adhoc")) do
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handle_item_added(item);
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end
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