Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of Psy Shell.
Chris@0:  *
Chris@0:  * (c) 2012-2017 Justin Hileman
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Psy\Command;
Chris@0: 
Chris@0: use Psy\Exception\RuntimeException;
Chris@0: use Psy\VarDumper\Presenter;
Chris@0: use Psy\VarDumper\PresenterAware;
Chris@0: use Symfony\Component\Console\Input\InputArgument;
Chris@0: use Symfony\Component\Console\Input\InputInterface;
Chris@0: use Symfony\Component\Console\Input\InputOption;
Chris@0: use Symfony\Component\Console\Output\OutputInterface;
Chris@0: 
Chris@0: /**
Chris@0:  * Dump an object or primitive.
Chris@0:  *
Chris@0:  * This is like var_dump but *way* awesomer.
Chris@0:  */
Chris@0: class DumpCommand extends ReflectingCommand implements PresenterAware
Chris@0: {
Chris@0:     private $presenter;
Chris@0: 
Chris@0:     /**
Chris@0:      * PresenterAware interface.
Chris@0:      *
Chris@0:      * @param Presenter $presenter
Chris@0:      */
Chris@0:     public function setPresenter(Presenter $presenter)
Chris@0:     {
Chris@0:         $this->presenter = $presenter;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function configure()
Chris@0:     {
Chris@0:         $this
Chris@0:             ->setName('dump')
Chris@0:             ->setDefinition(array(
Chris@0:                 new InputArgument('target', InputArgument::REQUIRED, 'A target object or primitive to dump.', null),
Chris@0:                 new InputOption('depth', '', InputOption::VALUE_REQUIRED, 'Depth to parse', 10),
Chris@0:                 new InputOption('all', 'a', InputOption::VALUE_NONE, 'Include private and protected methods and properties.'),
Chris@0:             ))
Chris@0:             ->setDescription('Dump an object or primitive.')
Chris@0:             ->setHelp(
Chris@0:                 <<<'HELP'
Chris@0: Dump an object or primitive.
Chris@0: 
Chris@0: This is like var_dump but <strong>way</strong> awesomer.
Chris@0: 
Chris@0: e.g.
Chris@0: <return>>>> dump $_</return>
Chris@0: <return>>>> dump $someVar</return>
Chris@0: HELP
Chris@0:             );
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * {@inheritdoc}
Chris@0:      */
Chris@0:     protected function execute(InputInterface $input, OutputInterface $output)
Chris@0:     {
Chris@0:         $depth  = $input->getOption('depth');
Chris@0:         $target = $this->resolveTarget($input->getArgument('target'));
Chris@0:         $output->page($this->presenter->present($target, $depth, $input->getOption('all') ? Presenter::VERBOSE : 0));
Chris@0: 
Chris@0:         if (is_object($target)) {
Chris@0:             $this->setCommandScopeVariables(new \ReflectionObject($target));
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Resolve dump target name.
Chris@0:      *
Chris@0:      * @throws RuntimeException if target name does not exist in the current scope
Chris@0:      *
Chris@0:      * @param string $target
Chris@0:      *
Chris@0:      * @return mixed
Chris@0:      */
Chris@0:     protected function resolveTarget($target)
Chris@0:     {
Chris@0:         $matches = array();
Chris@0:         if (preg_match(self::SUPERGLOBAL, $target, $matches)) {
Chris@0:             if (!array_key_exists($matches[1], $GLOBALS)) {
Chris@0:                 throw new RuntimeException('Unknown target: ' . $target);
Chris@0:             }
Chris@0: 
Chris@0:             return $GLOBALS[$matches[1]];
Chris@0:         } elseif (preg_match(self::INSTANCE, $target, $matches)) {
Chris@0:             return $this->getScopeVariable($matches[1]);
Chris@0:         } else {
Chris@0:             throw new RuntimeException('Unknown target: ' . $target);
Chris@0:         }
Chris@0:     }
Chris@0: }