GoogleStaticMaps.php in Geolocation Field 8.3

Namespace

Drupal\geolocation_google_static_maps\Plugin\geolocation\MapProvider

File

modules/geolocation_google_maps/modules/geolocation_google_static_maps/src/Plugin/geolocation/MapProvider/GoogleStaticMaps.php

<?php

namespace Drupal\geolocation_google_static_maps\Plugin\geolocation\MapProvider;

use Drupal\geolocation_google_maps\GoogleMapsProviderBase;
use Drupal\geolocation\Element\GeolocationMap;
use Drupal\Core\Url;

/**
 * Provides Google Maps.
 *
 * @MapProvider(
 *   id = "google_static_maps",
 *   name = @Translation("Google Static Maps"),
 *   description = @Translation("You do require an API key for this plugin to work."),
 * )
 */
class GoogleStaticMaps extends GoogleMapsProviderBase {

  /**
   * {@inheritdoc}
   */
  public static $googleMapsApiUrlPath = '/maps/api/staticmap';

  /**
   * {@inheritdoc}
   */
  public static function getDefaultSettings() {
    return array_replace_recursive(parent::getDefaultSettings(), [
      'height' => '400',
      'width' => '400',
      'scale' => '1',
      'format' => 'png',
    ]);
  }

  /**
   * {@inheritdoc}
   */
  public function getSettingsForm(array $settings, array $parents = []) {
    $form = parent::getSettingsForm($settings, $parents);
    $parents_string = '';
    if ($parents) {
      $parents_string = implode('][', $parents) . '][';
    }
    $form['width'] = array_replace($form['width'], [
      '#type' => 'number',
      '#description' => $this
        ->t('Enter width in pixels. Free users maximum 640.'),
      '#process' => [
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'processGroup',
        ],
      ],
      '#pre_render' => [
        [
          '\\Drupal\\Core\\Render\\Element\\Number',
          'preRenderNumber',
        ],
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'preRenderGroup',
        ],
      ],
    ]);
    $form['height'] = array_replace($form['height'], [
      '#type' => 'number',
      '#description' => $this
        ->t('Enter height in pixels. Free users maximum 640.'),
      '#process' => [
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'processGroup',
        ],
      ],
      '#pre_render' => [
        [
          '\\Drupal\\Core\\Render\\Element\\Number',
          'preRenderNumber',
        ],
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'preRenderGroup',
        ],
      ],
    ]);
    $form['scale'] = [
      '#group' => $parents_string . 'general_settings',
      '#type' => 'select',
      '#title' => $this
        ->t('Scale Value'),
      '#options' => [
        '1' => $this
          ->t('1 (default)'),
        '2' => $this
          ->t('2'),
        '4' => $this
          ->t('4 - Google Maps APIs Premium Plan only'),
      ],
      '#default_value' => $settings['scale'],
      '#process' => [
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'processGroup',
        ],
        [
          '\\Drupal\\Core\\Render\\Element\\Select',
          'processSelect',
        ],
      ],
      '#pre_render' => [
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'preRenderGroup',
        ],
      ],
    ];
    $form['format'] = [
      '#group' => $parents_string . 'general_settings',
      '#type' => 'select',
      '#title' => $this
        ->t('Image Format'),
      '#options' => [
        'png' => $this
          ->t('8-bit PNG (default)'),
        'png32' => $this
          ->t('32-bit PNG'),
        'gif' => $this
          ->t('GIF'),
        'jpg' => $this
          ->t('JPEG'),
        'jpg-baseline' => $this
          ->t('non-progressive JPEG'),
      ],
      '#default_value' => $settings['format'],
      '#process' => [
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'processGroup',
        ],
        [
          '\\Drupal\\Core\\Render\\Element\\Select',
          'processSelect',
        ],
      ],
      '#pre_render' => [
        [
          '\\Drupal\\Core\\Render\\Element\\RenderElement',
          'preRenderGroup',
        ],
      ],
    ];
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function alterRenderArray(array $render_array, array $map_settings, array $context = []) {
    $additional_parameters = [
      'type' => strtolower($map_settings['type']),
      'size' => filter_var($map_settings['width'], FILTER_SANITIZE_NUMBER_INT) . 'x' . filter_var($map_settings['height'], FILTER_SANITIZE_NUMBER_INT),
      'zoom' => $map_settings['zoom'],
      'scale' => (int) $map_settings['scale'],
      'format' => $map_settings['format'],
    ];

    // 0,0 is the default behavior anyway, so just ignore it for fitlocations.
    if (!empty($render_array['#centre']['lat']) || !empty($render_array['#centre']['lng'])) {
      $additional_parameters['center'] = $render_array['#centre']['lat'] . ',' . $render_array['#centre']['lng'];
    }
    $static_map_url = $this
      ->getGoogleMapsApiUrl($additional_parameters);
    $locations = GeolocationMap::getLocations($render_array);
    foreach ($locations as $location) {
      $marker_string = '&markers=';
      if (!empty($location['#icon'])) {
        $marker_string .= 'icon:' . Url::fromRoute('<front>', [], [
          'absolute' => TRUE,
        ])
          ->toString() . $location['#icon'] . urlencode('|');
      }
      $marker_string .= $location['#coordinates']['lat'] . ',' . $location['#coordinates']['lng'];
      $static_map_url .= $marker_string;
    }
    return [
      '#markup' => '<img src="' . $static_map_url . '">',
    ];
  }

}

Classes

Name	Description
GoogleStaticMaps	Provides Google Maps.