MapBundle/EventListener/LocationListener.php

<?php

namespace MapBundle\EventListener;

use MapBundle\Entity\Interfaces\LocationInterface;
use MapBundle\Form\Type\LocationType;
use Sonata\AdminBundle\Event\ConfigureEvent;

class LocationListener
{

    /**
     * @param ConfigureEvent $event
     */
    public function configureFormFields(ConfigureEvent $event)
    {
        $mapper = $event->getMapper();
        $subject = $mapper->getAdmin()->getSubject();
        if ($subject && $subject instanceof LocationInterface) {
            if ($mapper->hasOpenTab()) {
                $mapper
                    ->end()
                    ->end();
            }
            $options = array(
                'translation_domain' => 'MapBundle'
            );
            $mapper
                ->tab('Map', $options)
                ->with('Location', $options)
                ->add('location', LocationType::class, array(
                    'label' => false,
                ))
                ->end()
                ->end();
        }
    }

    /**
     * @param ConfigureEvent $event
     */
    public function configureShowFields(ConfigureEvent $event)
    {
        $mapper = $event->getMapper();
        $subject = $mapper->getAdmin()->getSubject();
        if ($subject && $subject instanceof LocationInterface) {
            if ($mapper->hasOpenTab()) {
                $mapper
                    ->end()
                    ->end();
            }
            $options = array(
                'translation_domain' => 'MapBundle',
            );
            if (!$mapper->has('location')) {
                $mapper
                    ->tab('Map', $options)
                    ->with('Location', $options)
                    ->add('location', null, array(
                        'template' => 'LeafletBundle:CRUD:map_show_field.html.twig',
                        'translation_domain' => 'MapBundle',
                    ))
                    ->end()
                    ->end();
            }
        }
    }

}