161 lines
3.8 KiB
PHP
161 lines
3.8 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Console\Descriptor;
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use Symfony\Component\Console\Application;
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use Symfony\Component\Console\Command\Command;
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use Symfony\Component\Console\Exception\CommandNotFoundException;
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/**
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* @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
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*
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* @internal
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*/
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class ApplicationDescription
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{
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const GLOBAL_NAMESPACE = '_global';
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/**
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* @var Application
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*/
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private $application;
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/**
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* @var null|string
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*/
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private $namespace;
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/**
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* @var array
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*/
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private $namespaces;
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/**
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* @var Command[]
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*/
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private $commands;
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/**
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* @var Command[]
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*/
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private $aliases;
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/**
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* Constructor.
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*
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* @param Application $application
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* @param string|null $namespace
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*/
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public function __construct(Application $application, $namespace = null)
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{
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$this->application = $application;
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$this->namespace = $namespace;
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}
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/**
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* @return array
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*/
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public function getNamespaces()
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{
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if (null === $this->namespaces) {
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$this->inspectApplication();
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}
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return $this->namespaces;
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}
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/**
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* @return Command[]
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*/
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public function getCommands()
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{
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if (null === $this->commands) {
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$this->inspectApplication();
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}
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return $this->commands;
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}
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/**
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* @param string $name
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*
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* @return Command
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*
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* @throws CommandNotFoundException
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*/
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public function getCommand($name)
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{
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if (!isset($this->commands[$name]) && !isset($this->aliases[$name])) {
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throw new CommandNotFoundException(sprintf('Command %s does not exist.', $name));
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}
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return isset($this->commands[$name]) ? $this->commands[$name] : $this->aliases[$name];
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}
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private function inspectApplication()
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{
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$this->commands = array();
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$this->namespaces = array();
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$all = $this->application->all($this->namespace ? $this->application->findNamespace($this->namespace) : null);
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foreach ($this->sortCommands($all) as $namespace => $commands) {
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$names = array();
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/** @var Command $command */
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foreach ($commands as $name => $command) {
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if (!$command->getName()) {
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continue;
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}
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if ($command->getName() === $name) {
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$this->commands[$name] = $command;
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} else {
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$this->aliases[$name] = $command;
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}
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$names[] = $name;
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}
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$this->namespaces[$namespace] = array('id' => $namespace, 'commands' => $names);
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}
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}
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/**
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* @param array $commands
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*
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* @return array
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*/
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private function sortCommands(array $commands)
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{
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$namespacedCommands = array();
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$globalCommands = array();
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foreach ($commands as $name => $command) {
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$key = $this->application->extractNamespace($name, 1);
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if (!$key) {
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$globalCommands['_global'][$name] = $command;
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} else {
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$namespacedCommands[$key][$name] = $command;
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}
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}
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ksort($namespacedCommands);
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$namespacedCommands = array_merge($globalCommands, $namespacedCommands);
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foreach ($namespacedCommands as &$commandsSet) {
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ksort($commandsSet);
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}
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// unset reference to keep scope clear
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unset($commandsSet);
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return $namespacedCommands;
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}
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}
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