ip_geoloc-2.0.0-alpha0/src/Form/GeoCodeAddressForm.php

<?php

namespace Drupal\ip_geoloc\Form;

use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Extension\ModuleHandler;
use Drupal\ip_geoloc\Services\IpGeoLocSession;
use Drupal\Core\Config\ConfigFactoryInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\Core\Messenger\MessengerInterface;
use Drupal\ip_geoloc\Services\IpGeoLocAPI;
use Drupal\geocoder\Geocoder;

/**
 * Form to reverse geocode a address to latitud and Longitude.
 */
class GeoCodeAddressForm extends FormBase {

  protected $messenger;

  protected $moduleHandler;

  protected $ipGeolocSession;

  protected $configFactory;

  protected $api;

  protected $geocoder;

  /**
   * Constructs a \Drupal\ip_geoloc\Form\GeoCodeAddressForm object. Adds the dependency injection.
   */
  public function __construct(ConfigFactoryInterface $configFactory,
  MessengerInterface $messenger,
    ModuleHandler $moduleHandler,
  IpGeoLocSession $ipGeolocSession,
  IpGeoLocAPI $api,
  Geocoder $geocoder) {
    $this->configFactory = $configFactory;
    $this->messenger = $messenger;
    $this->moduleHandler = $moduleHandler;
    $this->ipGeolocSession = $ipGeolocSession;
    $this->api = $api;
    $this->geocoder = $geocoder;

  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static(
      $container->get('config.factory'),
      $container->get('messenger'),
      $container->get('module_handler'),
      $container->get('ip_geoloc.session'),
      $container->get('ip_geoloc.api'),
      $container->get('geocoder')

    );
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'ip_geoloc_geocode_address';
  }

  /**
   * Geocode, using the Geocoder API, the submitted street address.
   *
   * Stores the geocoded lat/long on the session.
   * Modules may implement their own variations by implementing hook_form_alter()
   * and appending their own handler to $form['#submit'].
   *
   * @param array $form
   *   A form array.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   The form's current state.
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    // Migration comment:  Part of ip_geoloc_set_location_form definition.
    $config = $this->configFactory->get('ip_geoloc.settings');

    $location = $this->api->getVisitorLocation();
    $is_address_editable = $config->get('ip_geoloc_visitor_address_editable') ? $config->get('ip_geoloc_visitor_address_editable') : TRUE;

    $form['street_address'] = [
      '#type' => 'textfield',
      '#title' => t('Current approximate address'),
      '#default_value' => isset($location['formatted_address']) ? $location['formatted_address'] : '',
      '#disabled' => !$is_address_editable,
    ];

    if ($is_address_editable) {

      $form['actions']['#type'] = 'actions';
      $form['actions']['submit'] = [
        '#type' => 'submit',
        '#value' => $this->t('Refine'),
        '#button_type' => 'primary',
      ];

    }

    $form['#attributes']['class'][] = 'ip-geoloc-address';
    $form['#attached']['library'][] = 'ip_geoloc/client_css';

    return $form;

  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    // Migration comment:  Part of ip_geoloc_geocode for submiting ip_geoloc_set_location_form.
    if ($this->moduleHandler->moduleExists('geocoder')) {
      // Use Google server-side API to retrieve lat/long from entered address.
      $plugins = ['googlemaps'];
      $address = $form_state->getValue('street_address');

      // Array of (ovverriding) options (@see Note* below)
      $options = [
      // Array of options.
        'googlemaps' => [],
      ];

      $addressCollection = $this->geocoder->geocode($address, $plugins, $options);

      $point = $addressCollection->get(0);

      if (!$point) {
        $this->messenger->addMessage($this->t('The address you entered could not be geocoded to a location.'), 'warning');
        return;
      }

      $location = [
        'provider' => 'user/google',
        'ip_address' => \Drupal::request()->getClientIp(),
        'latitude' => $point->getLatitude(),
        'longitude' => $point->getLongitude(),
        'country' => $point->getCountry(),
        'locality' => $point->getLocality(),
        'formatted_address' => $point->getStreetName() . ' ' . $point->getStreetNumber(),
        // 'accuracy' => $point->data['geocoder_accuracy'],.
      ];

      // print_r($location);die();
      // Flatten the point object into a straight location array.
      /*foreach ($point->data['geocoder_address_components'] as $component) {
      if (!empty($component->long_name)) {
      $type = $component->types[0];
      $location[$type] = $component->long_name;
      if ($type == 'country' && !empty($component->short_name)) {
      $location['country_code'] = $component->short_name;
      }
      }
      }*/

      $this->ipGeolocSession->setSessionValue('location', $location);

    }
    // Form always uses location from session.
    $form_state->setRebuild();
  }

}