Sensio\Bundle\GeneratorBundle\Command\GenerateDoctrineCrudCommand::interact PHP Method

    protected function interact(InputInterface $input, OutputInterface $output)
    {
        $dialog = $this->getDialogHelper();
        $dialog->writeSection($output, 'Welcome to the Doctrine2 CRUD generator');

        // namespace
        $output->writeln(array(
            '',
            'This command helps you generate CRUD controllers and templates.',
            '',
            'First, you need to give the entity for which you want to generate a CRUD.',
            'You can give an entity that does not exist yet and the wizard will help',
            'you defining it.',
            '',
            'You must use the shortcut notation like <comment>AcmeBlogBundle:Post</comment>.',
            '',
        ));

        $entity = $dialog->askAndValidate($output, $dialog->getQuestion('The Entity shortcut name', $input->getOption('entity')), array('Sensio\Bundle\GeneratorBundle\Command\Validators', 'validateEntityName'), false, $input->getOption('entity'));
        $input->setOption('entity', $entity);
        list($bundle, $entity) = $this->parseShortcutNotation($entity);

        // Entity exists?
        $entityClass = $this->getContainer()->get('doctrine')->getEntityNamespace($bundle).'\\'.$entity;
        $metadata = $this->getEntityMetadata($entityClass);

        // write?
        $withWrite = $input->getOption('with-write') ?: false;
        $output->writeln(array(
            '',
            'By default, the generator creates two actions: list and show.',
            'You can also ask it to generate "write" actions: new, update, and delete.',
            '',
        ));
        $withWrite = $dialog->askConfirmation($output, $dialog->getQuestion('Do you want to generate the "write" actions', $withWrite ? 'yes' : 'no', '?'), $withWrite);
        $input->setOption('with-write', $withWrite);

        // format
        $format = $input->getOption('format');
        $output->writeln(array(
            '',
            'Determine the format to use for the generated CRUD.',
            '',
        ));
        $format = $dialog->askAndValidate($output, $dialog->getQuestion('Configuration format (yml, xml, php, or annotation)', $format), array('Sensio\Bundle\GeneratorBundle\Command\Validators', 'validateFormat'), false, $format);
        $input->setOption('format', $format);

        // route prefix
        $prefix = $this->getRoutePrefix($input, $entity);
        $output->writeln(array(
            '',
            'Determine the routes prefix (all the routes will be "mounted" under this',
            'prefix: /prefix/, /prefix/new, ...).',
            '',
        ));
        $prefix = $dialog->ask($output, $dialog->getQuestion('Routes prefix', '/'.$prefix), '/'.$prefix);
        $input->setOption('route-prefix', $prefix);

        // summary
        $output->writeln(array(
            '',
            $this->getHelper('formatter')->formatBlock('Summary before generation', 'bg=blue;fg=white', true),
            '',
            sprintf("You are going to generate a CRUD controller for \"<info>%s:%s</info>\"", $bundle, $entity),
            sprintf("using the \"<info>%s</info>\" format.", $format),
            '',
        ));
    }

 protected function interact(InputInterface $input, OutputInterface $output)
 {
     if (method_exists($this, 'getDialogHelper')) {
         $dialog = $this->getDialogHelper();
     } else {
         $dialog = $this->getQuestionHelper();
     }
     $dialog->writeSection($output, 'JordiLlonchCrudGeneratorBundle');
     parent::interact($input, $output);
 }