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prosody
File
plugins/adhoc/mod_adhoc.lua @ 11707:61759372be26
mod_s2s: Clone 'extra' data to let resolvers add more to it
This way 'extra' is unique for each connect() instance, making it safer
to mutate it, while inheriting the global settings.
See 926d53af9a7a for some more context.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sun, 18 Jul 2021 21:53:26 +0200 |
parent | 11209:f6661fac7e9a |
child | 12387:05c250fa335a |
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-- Copyright (C) 2009 Thilo Cestonaro -- Copyright (C) 2009-2011 Florian Zeitz -- -- This file is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- local it = require "util.iterators"; local st = require "util.stanza"; local is_admin = require "core.usermanager".is_admin; local jid_host = require "util.jid".host; local adhoc_handle_cmd = module:require "adhoc".handle_cmd; local xmlns_cmd = "http://jabber.org/protocol/commands"; local commands = {}; module:add_feature(xmlns_cmd); module:hook("host-disco-info-node", function (event) local stanza, origin, reply, node = event.stanza, event.origin, event.reply, event.node; if commands[node] then local from = stanza.attr.from; local privileged = is_admin(from, stanza.attr.to); local global_admin = is_admin(from); local hostname = jid_host(from); local command = commands[node]; if (command.permission == "admin" and privileged) or (command.permission == "global_admin" and global_admin) or (command.permission == "local_user" and hostname == module.host) or (command.permission == "any") then reply:tag("identity", { name = command.name, category = "automation", type = "command-node" }):up(); reply:tag("feature", { var = xmlns_cmd }):up(); reply:tag("feature", { var = "jabber:x:data" }):up(); event.exists = true; else origin.send(st.error_reply(stanza, "auth", "forbidden", "This item is not available to you")); return true; end elseif node == xmlns_cmd then reply:tag("identity", { name = "Ad-Hoc Commands", category = "automation", type = "command-list" }):up(); event.exists = true; end end); module:hook("host-disco-items-node", function (event) local stanza, reply, disco_node = event.stanza, event.reply, event.node; if disco_node ~= xmlns_cmd then return; end local from = stanza.attr.from; local admin = is_admin(from, stanza.attr.to); local global_admin = is_admin(from); local hostname = jid_host(from); for node, command in it.sorted_pairs(commands) do if (command.permission == "admin" and admin) or (command.permission == "global_admin" and global_admin) or (command.permission == "local_user" and hostname == module.host) or (command.permission == "any") then reply:tag("item", { name = command.name, node = node, jid = module:get_host() }); reply:up(); end end event.exists = true; end); module:hook("iq-set/host/"..xmlns_cmd..":command", function (event) local origin, stanza = event.origin, event.stanza; local node = stanza.tags[1].attr.node local command = commands[node]; if command then local from = stanza.attr.from; local admin = is_admin(from, stanza.attr.to); local global_admin = is_admin(from); local hostname = jid_host(from); if (command.permission == "admin" and not admin) or (command.permission == "global_admin" and not global_admin) or (command.permission == "local_user" and hostname ~= module.host) then origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to execute this command"):up() :add_child(commands[node]: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 adhoc_handle_cmd(commands[node], origin, stanza); return true; end end, 500); local function adhoc_added(event) local item = event.item; -- Dang this was noicy module:log("debug", "Command added by mod_%s: %q, %q", item._provided_by or "<unknown module>", item.name, item.node); commands[item.node] = item; end local function adhoc_removed(event) commands[event.item.node] = nil; end module:handle_items("adhoc", adhoc_added, adhoc_removed); -- COMPAT pre module:provides() introduced in 0.9 module:handle_items("adhoc-provider", adhoc_added, adhoc_removed);