pandorafms/pandora_console/include/functions_extensions.php

589 lines
16 KiB
PHP
Executable File

<?php
// Pandora FMS - https://pandorafms.com
// ==================================================
// Copyright (c) 2005-2023 Pandora FMS
// Please see https://pandorafms.com/community/ for full contribution list
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; version 2
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
/**
* @package Include
* @subpackage Extensions
*/
$extension_file = '';
/**
* Callback function for extensions in the console
*
* @param string $filename with contents of the extension
*/
function extensions_call_main_function($filename)
{
global $config;
$extension = &$config['extensions'][$filename];
if ($extension['main_function'] != '') {
$params = [];
call_user_func_array(
$extension['main_function'],
array_values(($params ?? []))
);
}
}
/**
* Callback function for godmode extensions
*
* @param string $filename File with extension contents
*/
function extensions_call_godmode_function($filename)
{
global $config;
$extension = &$config['extensions'][$filename];
if ($extension['godmode_function'] != '') {
$params = [];
call_user_func_array(
$extension['godmode_function'],
array_values(($params ?? []))
);
}
}
/**
* Callback login function for extensions
*/
function extensions_call_login_function()
{
global $config;
$params = [];
foreach ($config['extensions'] as $extension) {
if ($extension['login_function'] == '') {
continue;
}
call_user_func_array(
$extension['login_function'],
array_values(($params ?? []))
);
}
}
/**
* Checks if the current page is an extension
*
* @param string $page To check
*/
function extensions_is_extension($page)
{
global $config;
$return = false;
// Avoid the old update manager
if ($page != 'godmode/update_manager/update_manager.php') {
$filename = basename($page);
$return = isset($config['extensions'][$filename]);
}
return $return;
}
/**
* Scan the EXTENSIONS_DIR or ENTERPRISE_DIR.'/'.EXTENSIONS_DIR for search
* the files extensions.
*
* @param boolean $enterprise
*/
function extensions_get_extensions($enterprise=false, $rel_path='')
{
$dir = $rel_path.EXTENSIONS_DIR;
$master_dir = $rel_path.ENTERPRISE_DIR.'/'.EXTENSIONS_DIR;
$handle = false;
if ($enterprise) {
$dir = $rel_path.ENTERPRISE_DIR.'/'.EXTENSIONS_DIR;
if (defined('METACONSOLE')) {
$dir = $rel_path.'../'.EXTENSIONS_DIR;
$master_dir = $rel_path.'../'.EXTENSIONS_DIR;
}
} else {
if (defined('METACONSOLE')) {
$dir = $rel_path.'../../'.$dir;
$master_dir = $rel_path.'../'.EXTENSIONS_DIR;
}
}
if (file_exists($dir)) {
$handle = @opendir($dir);
}
if (empty($handle)) {
return;
}
$file = readdir($handle);
$extensions = [];
$ignores = [
'.',
'..',
];
while ($file !== false) {
if (in_array($file, $ignores)) {
$file = readdir($handle);
continue;
}
$filepath = realpath($dir.'/'.$file);
if (! is_readable($filepath) || is_dir($filepath) || ! preg_match('/.*\.php$/', $filepath)) {
$file = readdir($handle);
continue;
}
if ($file == 'update_manager.php') {
continue;
}
$extension['file'] = $file;
$extension['operation_menu'] = '';
$extension['godmode_menu'] = '';
$extension['main_function'] = '';
$extension['godmode_function'] = '';
$extension['login_function'] = '';
$extension['enterprise'] = $enterprise;
$extension['dir'] = $dir;
$extensions[$file] = $extension;
$file = readdir($handle);
}
if (isset($extensions['ipam.php']) === true) {
unset($extensions['ipam.php']);
}
if (isset($extensions['translate_string.php']) === true) {
unset($extensions['translate_string.php']);
}
if (isset($extensions['files_repo.php']) === true) {
unset($extensions['files_repo.php']);
}
// Load extensions in enterprise directory.
if (! $enterprise && file_exists($master_dir)) {
return array_merge($extensions, extensions_get_extensions(true, $rel_path));
}
return $extensions;
}
/**
* @brief Check if an extension is enabled
*
* @param string Extension name (ended with .php)
* @return True if enabled
*/
function extensions_is_enabled_extension($name)
{
global $config;
return isset($config['extensions'][$name])
|| isset($config['extensions'][$name.'.php']);
}
/**
* Get disabled open and enterprise extensions
*/
function extensions_get_disabled_extensions()
{
global $config;
$extensions = [];
$dirs = [
'open' => EXTENSIONS_DIR.'/disabled',
'enterprise' => ENTERPRISE_DIR.'/'.EXTENSIONS_DIR.'/disabled',
];
foreach ($dirs as $type => $dir) {
$handle = false;
if (file_exists($dir)) {
$handle = @opendir($dir);
}
if (empty($handle)) {
continue;
}
$ignores = [
'.',
'..',
];
$file = readdir($handle);
while ($file !== false) {
if (in_array($file, $ignores)) {
$file = readdir($handle);
continue;
}
$filepath = realpath($dir.'/'.$file);
if (! is_readable($filepath) || is_dir($filepath) || ! preg_match('/.*\.php$/', $filepath)) {
$file = readdir($handle);
continue;
}
// $content = file_get_contents($filepath);
$content = '';
$data = [];
$data['operation_menu'] = false;
if (preg_match("/<?php(\n|.)*extensions_add_operation_menu_option(\n|.)*?>/", $content)) {
$data['operation_menu'] = true;
}
$data['godmode_menu'] = false;
if (preg_match('/<\?php(\n|.)*extensions_add_godmode_menu_option(\n|.)*\?>/', $content)) {
$data['godmode_menu'] = true;
}
$data['operation_function'] = false;
if (preg_match('/<\?php(\n|.)*extensions_add_main_function(\n|.)*\?>/', $content)) {
$data['operation_function'] = true;
}
$data['login_function'] = false;
if (preg_match('/<\?php(\n|.)*extensions_add_login_function(\n|.)*\?>/', $content)) {
$data['login_function'] = true;
}
$data['extension_ope_tab'] = false;
if (preg_match('/<\?php(\n|.)*extensions_add_opemode_tab_agent(\n|.)*\?>/', $content)) {
$data['extension_ope_tab'] = true;
}
$data['extension_god_tab'] = false;
if (preg_match('/<\?php(\n|.)*extensions_add_godmode_tab_agent(\n|.)*\?>/', $content)) {
$data['extension_god_tab'] = true;
}
$data['godmode_function'] = false;
if (preg_match('/<\?php(\n|.)*extensions_add_godmode_function(\n|.)*\?>/', $content)) {
$data['godmode_function'] = true;
}
$data['enterprise'] = false;
if ($type == 'enterprise') {
$data['enterprise'] = true;
}
$data['enabled'] = false;
$extensions[$file] = $data;
$file = readdir($handle);
}
}
return $extensions;
}
/**
* Get info of all extensions (enabled/disabled)
*/
function extensions_get_extension_info()
{
global $config;
$return = [];
foreach ($config['extensions'] as $extension) {
$data = [];
$data['godmode_function'] = false;
if (!empty($extension['godmode_function'])) {
$data['godmode_function'] = true;
}
$data['godmode_menu'] = false;
if (!empty($extension['godmode_menu'])) {
$data['godmode_menu'] = true;
}
$data['operation_function'] = false;
if (!empty($extension['main_function'])) {
$data['operation_function'] = true;
}
$data['operation_menu'] = false;
if (!empty($extension['operation_menu'])) {
$data['operation_menu'] = true;
}
$data['login_function'] = false;
if (!empty($extension['login_function'])) {
$data['login_function'] = true;
}
$data['extension_ope_tab'] = false;
if (!empty($extension['extension_ope_tab'])) {
$data['extension_ope_tab'] = true;
}
$data['extension_god_tab'] = false;
if (!empty($extension['extension_god_tab'])) {
$data['extension_god_tab'] = true;
}
$data['enterprise'] = (bool) $extension['enterprise'];
$data['enabled'] = true;
$return[$extension['file']] = $data;
}
$return = ($return + extensions_get_disabled_extensions());
return $return;
}
/**
* Load all extensions
*
* @param array $extensions
*/
function extensions_load_extensions($process_login)
{
global $config;
global $extension_file;
foreach ($config['extensions'] as $extension) {
$extension_file = $extension['file'];
$path_extension = realpath($extension['dir'].'/'.$extension_file);
// --------------------------------------------------------------
//
// PHP BUG
//
// #66518 need some exceptions for php's include or require
//
// https://bugs.php.net/bug.php?id=66518
// --------------------------------------------------------------
// ~ if ($process_login) {
// ~ //Check the syntax for avoid PHP errors
// ~ $output = null;
// ~ $return_var = null;
// ~ exec('php -l ' . $path_extension, $output, $return_code);
// ~ if ($return_code !== 0) {
// ~ // There is a error.
// ~
// ~ set_pandora_error_for_header(
// ~ __('There are some errors in the PHP file of extension %s .', $extension_file));
// ~ }
// ~ else {
// ~ require_once($path_extension);
// ~ }
// ~ }
// ~ else {
try {
include_once $path_extension;
}
// PHP 7
catch (Throwable $e) {
}
// PHP 5
catch (Exception $e) {
}
// ~ }
}
}
/**
* This function adds a link to the extension with the given name in Operation menu.
*
* @param string name Name of the extension in the Operation menu
* @param string fatherId Id of the parent menu item for the current extension
* @param string subfatherId Id of the parent submenu item for the current extension
* @param string icon Path to the icon image (18x18 px). If this parameter is blank then predefined icon will be used
*/
function extensions_add_operation_menu_option($name, $fatherId=null, $icon=null, $version='N/A', $subfatherId=null, $acl='AR')
{
global $config;
global $extension_file;
/*
$config['extension_file'] is set in extensions_load_extensions(),
since that function must be called before any function the extension
call, we are sure it will be set.
*/
$option_menu['name'] = $name;
$option_menu['acl'] = $acl;
$extension = &$config['extensions'][$extension_file];
$option_menu['sec2'] = $extension['dir'].'/'.mb_substr($extension_file, 0, -4);
$option_menu['fatherId'] = $fatherId;
$option_menu['subfatherId'] = $subfatherId;
$option_menu['icon'] = $icon;
$option_menu['version'] = $version;
$extension['operation_menu'] = $option_menu;
}
/**
* This function adds a link to the extension with the given name in Godmode menu.
*
* @param string name Name of the extension in the Godmode menu
* @param string acl User ACL level required to see this extension in the godmode menu
* @param string fatherId Id of the parent menu item for the current extension
* @param string subfatherId Id of the parent submenu item for the current extension
* @param string icon Path to the icon image (18x18 px). If this parameter is blank then predefined icon will be used
*/
function extensions_add_godmode_menu_option($name, $acl, $fatherId=null, $icon=null, $version='N/A', $subfatherId=null)
{
global $config;
global $extension_file;
/*
$config['extension_file'] is set in extensions_load_extensions(),
since that function must be called before any function the extension
call, we are sure it will be set. */
$option_menu['acl'] = $acl;
$option_menu['name'] = $name;
$extension = &$config['extensions'][$extension_file];
$option_menu['sec2'] = $extension['dir'].'/'.mb_substr($extension_file, 0, -4);
$option_menu['fatherId'] = $fatherId;
$option_menu['subfatherId'] = $subfatherId;
$option_menu['icon'] = $icon;
$option_menu['version'] = $version;
$extension['godmode_menu'] = $option_menu;
}
/**
* Add in the header tabs in Godmode agent menu the extension tab.
*
* @param tabId Id of the extension tab
* @param tabName Name of the extension tab
* @param tabIcon Path to the image icon
* @param tabFunction Name of the function to execute when this extension is called
*/
function extensions_add_godmode_tab_agent($tabId, $tabName, $tabIcon, $tabFunction, $version='N/A', $acl='AW')
{
global $config;
global $extension_file;
$extension = &$config['extensions'][$extension_file];
$extension['extension_god_tab'] = [];
$extension['extension_god_tab']['id'] = $tabId;
$extension['extension_god_tab']['name'] = $tabName;
$extension['extension_god_tab']['icon'] = $tabIcon;
$extension['extension_god_tab']['function'] = $tabFunction;
$extension['extension_god_tab']['version'] = $version;
$extension['extension_ope_tab']['acl'] = $acl;
}
/**
* Add in the header tabs in Operation agent menu the extension tab.
*
* @param tabId Id of the extension tab
* @param tabName Name of the extension tab
* @param tabIcon Path to the image icon
* @param tabFunction Name of the function to execute when this extension is called
*/
function extensions_add_opemode_tab_agent($tabId, $tabName, $tabIcon, $tabFunction, $version='N/A', $acl='AR')
{
global $config;
global $extension_file;
$extension = &$config['extensions'][$extension_file];
$extension['extension_ope_tab'] = [];
$extension['extension_ope_tab']['id'] = $tabId;
$extension['extension_ope_tab']['name'] = $tabName;
$extension['extension_ope_tab']['icon'] = $tabIcon;
$extension['extension_ope_tab']['function'] = $tabFunction;
$extension['extension_ope_tab']['version'] = $version;
$extension['extension_ope_tab']['acl'] = $acl;
}
/**
* Add the function to call when user clicks on the Operation menu link
*
* @param string $function_name Callback function name
*/
function extensions_add_main_function($function_name)
{
global $config;
global $extension_file;
$extension = &$config['extensions'][$extension_file];
$extension['main_function'] = $function_name;
}
/**
* Add the function to call when user clicks on the Godmode menu link
*
* @param string $function_name Callback function name
*/
function extensions_add_godmode_function($function_name)
{
global $config;
global $extension_file;
$extension = &$config['extensions'][$extension_file];
$extension['godmode_function'] = $function_name;
}
/**
* Adds extension function when user login on Pandora console
*
* @param string $function_name Callback function name
*/
function extensions_add_login_function($function_name)
{
global $config;
global $extension_file;
$extension = &$config['extensions'][$extension_file];
$extension['login_function'] = $function_name;
}
/**
* Adds extension function when translation string
*
* @param string $function_name Callback function name
*/
function extensions_add_translation_string_function($translate_function_name)
{
global $config;
global $extension_file;
$extension = &$config['extensions'][$extension_file];
$extension['translate_function'] = $translate_function_name;
}