LexikMaintenanceBundle/Command/DriverUnlockCommand.php at 66c1804a6d8aa5de70fd34e07b1f5444d8efbaaa · lexik/LexikMaintenanceBundle · GitHub

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<?php

namespace Lexik\Bundle\MaintenanceBundle\Command;

use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Command\Command;

/**
 * Create an unlock action
 *
 * @package LexikMaintenanceBundle
 * @author  Gilles Gauthier <g.gauthier@lexik.fr>
 */
class DriverUnlockCommand extends Command
{

    /**
     * return object of Queue
     *
     * @return object
     * @package LexikMaintenanceBundleBundle
     */
    public function setContainer($container){
        $this->container = $container;
    }

    /**
     * {@inheritdoc}
     */
    protected function configure()
    {
        $this
            ->setName('lexik:maintenance:unlock')
            ->setDescription('Unlock access to the site while maintenance...')
            ->setHelp(<<<EOT
    You can execute the unlock without a warning message which you need to interact with:

    <info>%command.full_name% --no-interaction</info>
EOT
                );
    }

    /**
     * {@inheritdoc}
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        if (!$this->confirmUnlock($input, $output)) {
            return;
        }

        $driver = $this->container->get('lexik_maintenance.driver.factory')->getDriver();

        $unlockMessage = $driver->getMessageUnlock($driver->unlock());

        $output->writeln('<info>'.$unlockMessage.'</info>');
        return 0;
    }

    /**
     * @param InputInterface $input
     * @param OutputInterface $output
     * @return bool
     */
    protected function confirmUnlock(InputInterface $input, OutputInterface $output)
    {
        $formatter = $this->getHelperSet()->get('formatter');

        if ($input->getOption('no-interaction', false)) {
            $confirmation = true;
        } else {
            // confirm
            $output->writeln(array(
                '',
                $formatter->formatBlock('You are about to unlock your server.', 'bg=green;fg=white', true),
                '',
            ));

            $confirmation = $this->askConfirmation(
                'WARNING! Are you sure you wish to continue? (y/n) ',
                $input,
                $output
            );
        }

        if (!$confirmation) {
            $output->writeln('<error>Action cancelled!</error>');
        }

        return $confirmation;
    }

    /**
     * This method ensure that we stay compatible with symfony console 2.3 by using the deprecated dialog helper
     * but use the ConfirmationQuestion when available.
     *
     * @param $question
     * @param InputInterface $input
     * @param OutputInterface $output
     * @return mixed
     */
    protected function askConfirmation($question, InputInterface $input, OutputInterface $output) {
        if (!$this->getHelperSet()->has('question')) {
            return $this->getHelper('dialog')
                ->askConfirmation($output, '<question>' . $question . '</question>', 'y');
        }

        return $this->getHelper('question')
            ->ask($input, $output, new \Symfony\Component\Console\Question\ConfirmationQuestion($question));
    }
}