google map geocode

GoogleMapsBehavior.php

<?php
namespace App\Model\Behavior;

use ArrayObject;
use Cake\Event\Event;
use Cake\Http\Client;
use Cake\ORM\Behavior;
use Cake\ORM\Entity;
use Cake\ORM\Query;
use Cake\ORM\Table;
use Cake\ORM\TableRegistry;

/**
 * GoogleMaps behavior
 */
class GoogleMapsBehavior extends Behavior
{
    /**
     * Default configuration.
     *
     * @var array
     */
    protected $_defaultConfig = [];

    /**
     * construct me
     *
     * @param Table $table the address table
     * @param array $config the config
     * @return void
     */
    public function __construct(Table $table, array $config = [])
    {
        parent::__construct($table, $config + $this->_defaultConfig);
    }

    /**
     * @param \Cake\Event\Event $event The beforeSave event that was fired
     * @param \Geo\Model\Entity\Address $entity The entity that is going to be saved
     * @param \ArrayObject $options the options passed to the save method
     * @return void
     */
    public function beforeSave(Event $event, Entity $entity, ArrayObject $options)
    {
        if (!$this->geocode($entity)) {
            $event->stopPropagation();
        }
    }

    /**
     * geocode
     * i just want something simple
     *
     * @param Entity $entity the address entity
     * @return bool
     */
    public function geocode(Entity $entity)
    {
        $req = new Client();
        $res = $req->get(
            'https://maps.googleapis.com/maps/api/geocode/json',
            [
            'address' => $entity->address,
            'key' => env('GOOGLE_MAPS_API_KEY')
            ],
            ['type' => 'json']
        );
        if ($res->isOk()) {
            $body = $res->getJson();
            $entity->set([
              'results' => json_encode($body['results']),
              'formatted_address' => $body['results'][0]['formatted_address'],
              'lat' => $body['results'][0]['geometry']['location']['lat'],
              'lng' => $body['results'][0]['geometry']['location']['lng'],
              ]);

            return true;
        }

        return false;
    }

    /**
     * Formatted Address
     *
     * @param array $results gmapgeo body
     *
     * @return string
     */
    public function formattedAddress(Array $results)
    {
        return $results['results'][0]['formatted_address'];
    }
}