Current File : /var/www/projetos/suporte.iigd.com.br/src/Console/CommandLoader.php
<?php
/**
* ---------------------------------------------------------------------
*
* GLPI - Gestionnaire Libre de Parc Informatique
*
* http://glpi-project.org
*
* @copyright 2015-2024 Teclib' and contributors.
* @copyright 2003-2014 by the INDEPNET Development Team.
* @licence https://www.gnu.org/licenses/gpl-3.0.html
*
* ---------------------------------------------------------------------
*
* LICENSE
*
* This file is part of GLPI.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* ---------------------------------------------------------------------
*/
namespace Glpi\Console;
use AppendIterator;
use DirectoryIterator;
use Plugin;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
use ReflectionClass;
use SplFileInfo;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\CommandLoader\CommandLoaderInterface;
/**
* Core and plugins command loader.
*
* @since 9.4.0
*/
class CommandLoader implements CommandLoaderInterface
{
/**
* Indicates if plugin commands should be included.
*
* @var bool
*/
private $include_plugins;
/**
* Root directory path to search on.
* @var string
*/
private $rootdir;
/**
* Found commands.
*
* @var Command[]|null
*/
private $commands = null;
/**
* Plugins info services
*
* @var Plugin|null
*/
private $plugin = null;
/**
* @param bool $include_plugins
* @param string $rootdir Root directory path of application.
* @param Plugin|null $plugin Needed for units test as we lack DI.
*/
public function __construct($include_plugins = true, $rootdir = GLPI_ROOT, ?Plugin $plugin = null)
{
$this->include_plugins = $include_plugins;
$this->rootdir = $rootdir;
$this->plugin = $plugin;
}
public function get($name)
{
$commands = $this->getCommands();
if (!array_key_exists($name, $commands)) {
throw new \Symfony\Component\Console\Exception\CommandNotFoundException(sprintf('Command "%s" does not exist.', $name));
}
return $commands[$name];
}
public function has($name)
{
$commands = $this->getCommands();
return array_key_exists($name, $commands);
}
public function getNames()
{
$commands = $this->getCommands();
return array_keys($commands);
}
/**
* Indicates if plugin commands should be included.
*
* @param bool $include_plugins
*
* @return void
*/
public function setIncludePlugins(bool $include_plugins)
{
$this->include_plugins = $include_plugins;
$this->commands = null; // Reset registered command list to force (un)registration of plugins commands
}
/**
* Get registered commands.
*
* @return Command[]
*/
private function getCommands()
{
if ($this->commands === null) {
$this->findCoreCommands();
$this->findToolsCommands();
if ($this->include_plugins) {
$this->findPluginCommands();
}
}
return $this->commands;
}
/**
* Find all core commands.
*
* return void
*/
private function findCoreCommands()
{
$basedir = $this->rootdir . DIRECTORY_SEPARATOR . 'src';
$core_files = new RecursiveIteratorIterator(
new RecursiveDirectoryIterator($basedir),
RecursiveIteratorIterator::SELF_FIRST
);
/** @var SplFileInfo $file */
foreach ($core_files as $file) {
if (!$file->isReadable() || !$file->isFile()) {
continue;
}
$class = $this->getCommandClassnameFromFile(
$file,
$basedir,
['', NS_GLPI]
);
if (null === $class) {
continue;
}
$this->registerCommand(new $class());
}
}
/**
* Find all plugins (active or not) commands.
*
* @return void
*/
private function findPluginCommands()
{
if ($this->plugin === null) {
$this->plugin = new Plugin();
}
$plugins_directories = new AppendIterator();
foreach (PLUGINS_DIRECTORIES as $directory) {
$directory = str_replace(GLPI_ROOT, $this->rootdir, $directory);
$plugins_directories->append(new DirectoryIterator($directory));
}
$already_loaded = [];
/** @var SplFileInfo $plugin_directory */
foreach ($plugins_directories as $plugin_directory) {
if (in_array($plugin_directory->getFilename(), ['.', '..'])) {
continue;
}
$plugin_key = $plugin_directory->getFilename();
if (in_array($plugin_key, $already_loaded)) {
continue; // Do not load twice commands of plugin that is installed on multiple locations
}
if (!$this->plugin->isActivated($plugin_key)) {
continue; // Do not load commands of disabled plugins
}
foreach (['inc', 'src'] as $source_dir) {
$plugin_basedir = $plugin_directory->getPathname() . DIRECTORY_SEPARATOR . $source_dir;
if (!is_readable($plugin_basedir) || !is_dir($plugin_basedir)) {
continue;
}
$plugin_files = new RecursiveIteratorIterator(
new RecursiveDirectoryIterator($plugin_basedir),
RecursiveIteratorIterator::SELF_FIRST
);
/** @var SplFileInfo $file */
foreach ($plugin_files as $file) {
if (!$file->isReadable() || !$file->isFile()) {
continue;
}
// Prefixes can be:
// - GlpiPlugin\Myplugin if class is namespaced
// - PluginMyplugin if class is not namespaced nor PSR-4 compliant
// - empty if class is not namespaced but PSR-4 compliant
$class = $this->getCommandClassnameFromFile(
$file,
$plugin_basedir,
[
NS_PLUG . ucfirst($plugin_directory->getFilename()) . '\\',
'Plugin' . ucfirst($plugin_directory->getFilename()),
'',
]
);
if (null === $class) {
continue;
}
$this->registerCommand(new $class());
}
}
$already_loaded[] = $plugin_key;
}
}
/**
* Find all "tools" commands.
*
* return void
*/
private function findToolsCommands()
{
$basedir = $this->rootdir . DIRECTORY_SEPARATOR . 'tools';
if (!is_dir($basedir)) {
return;
}
$tools_files = new DirectoryIterator($basedir);
/** @var SplFileInfo $file */
foreach ($tools_files as $file) {
if (!$file->isReadable() || !$file->isFile()) {
continue;
}
$class = $this->getCommandClassnameFromFile(
$file,
$basedir
);
if (null === $class) {
continue;
}
$this->registerCommand(new $class());
}
}
/**
* Register a command on self.
*
* @param Command $command
*
* @return void
*/
private function registerCommand(Command $command)
{
$this->commands[$command->getName()] = $command;
$aliases = $command->getAliases();
foreach ($aliases as $alias) {
$this->commands[$alias] = $command;
}
}
/**
* Return classname of command contained in file, if file contains one.
*
* @param SplFileInfo $file File to inspect
* @param string $basedir Directory containing classes (eg GLPI_ROOT . '/inc')
* @param array $prefixes Possible prefixes to add to classname (eg 'PluginExample', 'GlpiPlugin\Example')
*
* @return null|string
*/
private function getCommandClassnameFromFile(SplFileInfo $file, $basedir, array $prefixes = [])
{
// Check if file is readable
if (!$file->isReadable() || !$file->isFile()) {
return null;
}
// Check if is a class file and finishes by "command"
if (
!preg_match('/^(.*)command\.class\.php$/', $file->getFilename())
&& !preg_match('/^(.*)Command\.php$/', $file->getFilename())
) {
return null;
}
// Classname will be lowercased, but it is ok for PHP.
$classname = str_replace(
['.class.php', '.php', DIRECTORY_SEPARATOR],
['', '', '\\'],
$this->getRelativePath($basedir, $file->getPathname())
);
if (empty($prefixes)) {
$prefixes = [''];
}
foreach ($prefixes as $prefix) {
$classname_to_check = $prefix . $classname;
include_once($file->getPathname()); // Required as ReflectionClass will not use autoload
if (!class_exists($classname_to_check, false)) {
// Try with other prefixes.
// Needed as a file located in root source dir of Glpi can be either namespaced either not.
continue;
}
$reflectionClass = new ReflectionClass($classname_to_check);
if ($reflectionClass->isInstantiable() && $reflectionClass->isSubclassOf(Command::class)) {
return $classname_to_check;
}
}
return null;
}
/**
* Returns path relative to basedir.
*
* @param string $basedir
* @param string $filepath
* @return string
*/
private function getRelativePath($basedir, $filepath)
{
// Strip (multiple) ending directory separator to normalize input
while (strrpos($basedir, DIRECTORY_SEPARATOR) == strlen($basedir) - 1) {
$basedir = substr($basedir, 0, -1);
}
// Assume that filepath is prefixed by basedir
// Cannot use realpath to normalize path as it will not work when using a virtual fs (unit tests)
return str_replace($basedir . DIRECTORY_SEPARATOR, '', $filepath);
}
}
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