An abstract class for reflect entity

AbstractType.php

<?php


namespace My\Bundle\FrontendBundle\Form;

use Symfony\Component\Form\AbstractType as SymfonyAbstractType;
use Symfony\Component\Form\FormBuilderInterface;

abstract class AbstractType extends SymfonyAbstractType
{

    private $reflection;

    public function __construct($namespace)
    {
        $this->reflection = new \ReflectionClass($namespace);
    }

    public function buildForm(FormBuilderInterface $builder, array $options)
    {

        foreach ($this->reflection->getProperties(\ReflectionProperty::IS_PROTECTED) as $field) {
            if ($this->isNotAvailable($field)) {
                $builder->add(
                    $field->getName(),
                    $this->type($field),
                    $this->options($field)
                )
                ;
            }

        }
    }

    /**
     * @param \ReflectionProperty $field
     * @return boolean
     */
    protected abstract function isNotAvailable(\ReflectionProperty $field);

    /**
     * @param \ReflectionProperty $property
     * @return string
     */
    public function type(\ReflectionProperty $property)
    {
        return null;
    }

    /**
     * @param \ReflectionProperty $property
     * @return array
     */
    public function options(\ReflectionProperty $property)
    {

        return [];
    }
}