src/AppBundle/Command/ThemeCreateCommand.php

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<?php

namespace AppBundle\Command;

use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Filesystem\Filesystem;

class ThemeCreateCommand extends BaseCommand
{
    private $filesystem;

    protected function configure()
    {
        $this
            ->addArgument(
                'themename',
                InputArgument::OPTIONAL,
                '主题名称?'
            )
            ->setName('theme:create')
            ->setDescription('创建主题模板');
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $name = $input->getArgument('themename');
        $dir = __DIR__.'/../../../web/themes/';
        $this->filesystem = new Filesystem();
        $this->output = $output;
        $this->themeDir = $dir.$name.'/';

        if (!$name) {
            throw new \RuntimeException('主题名称不能为空！');
        }

        if (!preg_match('/^[a-zA-Z\s]+$/', $name)) {
            throw new \RuntimeException('主题名称只能为英文！');
        }

        if ($this->filesystem->exists($dir.$name)) {
            throw new \RuntimeException('主题已经存在了');
        }

        $this->filesystem->mirror(__DIR__.'/ThemeTemplate/', $this->themeDir, null, array(
            'copy_on_windows' => true,
        ));

        $this->updateThemeJson($name);
        $this->createImg($name);
        $this->updateIndexView($name);
        $this->updateCssView($name);
        $this->updateBlock($name);
        $this->deleteUselessFiles();

        $output->writeln('创建主题包: <info>OK</info>');
    }

    private function updateThemeJson($name)