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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Yii\Console; |
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use Psr\Container\ContainerInterface; |
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use RuntimeException; |
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use Symfony\Component\Console\Command\Command; |
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use Symfony\Component\Console\Command\LazyCommand; |
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use Symfony\Component\Console\CommandLoader\CommandLoaderInterface; |
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use Symfony\Component\Console\Exception\CommandNotFoundException; |
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final class CommandLoader implements CommandLoaderInterface |
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{ |
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private ContainerInterface $container; |
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/** |
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* @psalm-var array<string, array{ |
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* name: non-empty-string, |
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* aliases: non-empty-string[], |
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* class: class-string<Command>, |
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* hidden: bool, |
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* }> |
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*/ |
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private array $commandMap; |
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/** |
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* @var string[] |
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*/ |
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private array $commandNames; |
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/** |
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* @param array $commandMap An array with command names as keys and service ids as values |
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* |
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* @psalm-param array<string, class-string> $commandMap |
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*/ |
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public function __construct(ContainerInterface $container, array $commandMap) |
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{ |
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$this->container = $container; |
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$this->setCommandMap($commandMap); |
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} |
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public function get(string $name) |
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{ |
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if (!$this->has($name)) { |
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throw new CommandNotFoundException(sprintf('Command "%s" does not exist.', $name)); |
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} |
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$commandName = $this->commandMap[$name]['name']; |
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$commandAliases = $this->commandMap[$name]['aliases']; |
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$commandClass = $this->commandMap[$name]['class']; |
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$commandHidden = $this->commandMap[$name]['hidden']; |
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$description = $commandClass::getDefaultDescription(); |
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if ($description === null) { |
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return $this->getCommandInstance($name); |
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} |
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return new LazyCommand( |
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$commandName, |
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$commandAliases, |
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$description, |
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$commandHidden, |
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function () use ($name) { |
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return $this->getCommandInstance($name); |
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} |
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); |
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} |
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public function has(string $name): bool |
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{ |
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return isset($this->commandMap[$name]) && $this->container->has($this->commandMap[$name]['class']); |
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} |
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public function getNames(): array |
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{ |
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return $this->commandNames; |
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} |
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private function getCommandInstance(string $name): Command |
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{ |
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$commandName = $this->commandMap[$name]['name']; |
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$commandClass = $this->commandMap[$name]['class']; |
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$commandAliases = $this->commandMap[$name]['aliases']; |
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/** @var Command $command */ |
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$command = $this->container->get($commandClass); |
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if ($command->getName() !== $commandName) { |
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$command->setName($commandName); |
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} |
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if ($command->getAliases() !== $commandAliases) { |
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$command->setAliases($commandAliases); |
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} |
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return $command; |
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} |
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/** |
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* @psalm-param array<string, class-string> $commandMap |
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*/ |
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private function setCommandMap(array $commandMap): void |
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{ |
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$this->commandMap = []; |
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$this->commandNames = []; |
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foreach ($commandMap as $name => $class) { |
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$aliases = explode('|', $name); |
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$hidden = false; |
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if ($aliases[0] === '') { |
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$hidden = true; |
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array_shift($aliases); |
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} |
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$this->validateAliases($aliases); |
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$primaryName = array_shift($aliases); |
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$item = [ |
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'name' => $primaryName, |
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'aliases' => $aliases, |
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'class' => $class, |
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'hidden' => $hidden, |
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]; |
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$this->commandMap[$primaryName] = $item; |
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$this->commandNames[] = $primaryName; |
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foreach ($aliases as $alias) { |
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$this->commandMap[$alias] = $item; |
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} |
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} |
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} |
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/** |
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* @psalm-param string[] $aliases |
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* |
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* @psalm-assert non-empty-string[] $aliases |
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*/ |
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private function validateAliases(array $aliases): void |
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{ |
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foreach ($aliases as $alias) { |
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if ($alias === '') { |
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throw new RuntimeException('Do not allow empty command name or alias.'); |
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} |
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} |
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} |
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} |
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yiisoft /
yii-console
