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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\install\console\command\update\config;
use phpbb\install\helper\iohandler\factory;
use phpbb\install\updater_configuration;
use phpbb\language\language;
use Symfony\Component\Config\Definition\Exception\Exception;
use Symfony\Component\Config\Definition\Processor;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
use Symfony\Component\Yaml\Exception\ParseException;
use Symfony\Component\Yaml\Yaml;
class show extends \phpbb\console\command\command
{
    /**
     * @var factory
     */
    protected $iohandler_factory;
    /**
     * @var language
     */
    protected $language;
    /**
     * Constructor
     *
     * @param language $language
     * @param factory $factory
     */
    public function __construct(language $language, factory $factory)
    {
        $this->iohandler_factory = $factory;
        $this->language = $language;
        parent::__construct(new \phpbb\user($language, 'datetime'));
    }
    /**
     *
     * {@inheritdoc}
     */
    protected function configure()
    {
        $this
            ->setName('update:config:show')
            ->addArgument(
                'config-file',
                InputArgument::REQUIRED,
                $this->language->lang('CLI_CONFIG_FILE'))
            ->setDescription($this->language->lang('CLI_INSTALL_SHOW_CONFIG'))
        ;
    }
    /**
     * Show the validated configuration
     *
     * @param InputInterface  $input  An InputInterface instance
     * @param OutputInterface $output An OutputInterface instance
     *
     * @return null
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $this->iohandler_factory->set_environment('cli');
        /** @var \phpbb\install\helper\iohandler\cli_iohandler $iohandler */
        $iohandler = $this->iohandler_factory->get();
        $style = new SymfonyStyle($input, $output);
        $iohandler->set_style($style, $output);
        $config_file = $input->getArgument('config-file');
        if (!is_file($config_file))
        {
            $iohandler->add_error_message(array('MISSING_FILE', $config_file));
            return;
        }
        try
        {
            $config = Yaml::parse(file_get_contents($config_file), true, false);
        }
        catch (ParseException $e)
        {
            $iohandler->add_error_message('INVALID_YAML_FILE');
            return;
        }
        $processor = new Processor();
        $configuration = new updater_configuration();
        try
        {
            $config = $processor->processConfiguration($configuration, $config);
        }
        catch (Exception $e)
        {
            $iohandler->add_error_message('INVALID_CONFIGURATION', $e->getMessage());
            return;
        }
        $style->block(Yaml::dump(array('updater' => $config), 10, 4, true, false));
    }
}