deblan.tv/vendor/trinity/src/Trinity/Bundle/ContentManagerBundle/Form/Type/NodeMoveType.php

<?php

namespace Trinity\Bundle\ContentManagerBundle\Form\Type;

use Symfony\Component\Form\FormBuilderInterface;

class NodeMoveType extends NodeType
{
    /**
     * {@inheritdoc}
     */
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        $builder->add(
            'position',
            'hidden',
            array(
                'mapped' => false,
                'data'=> 'after',
            )
        );

        $builder->add(
            'reference',
            'model',
            array(
                'class' => 'Trinity\Bundle\ContentManagerBundle\Model\Node',
                'query' => \Trinity\Bundle\ContentManagerBundle\Model\NodeQuery::getReferences($builder->getData()),
                'property'  => 'levelRender',
                'mapped' => false,
                'required' => true,
            )
        );
    }

    public static function getPositions()
    {
        return array(
            'above'  => 'Above',
            'after'  => 'After',
            'before' => 'Before',
        );
    }

    public static function validatorPositions()
    {
        return array_keys(self::getPositions());
    }
}