YamapsDefaultWidget.php in Yandex.Maps 8

Namespace

Drupal\yamaps\Plugin\Field\FieldWidget

File

src/Plugin/Field/FieldWidget/YamapsDefaultWidget.php

<?php

namespace Drupal\yamaps\Plugin\Field\FieldWidget;

use Drupal\Component\Serialization\Json;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Field\WidgetBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Component\Utility\Html;

/**
 * Plugin implementation of the 'yamaps_default' widget.
 *
 * @FieldWidget(
 *   id = "yamaps_default",
 *   label = @Translation("Yandex Map Field default"),
 *   field_types = {
 *     "yamaps"
 *   }
 * )
 */
class YamapsDefaultWidget extends WidgetBase {
  protected $map;

  /**
   * {@inheritdoc}
   */
  public function formElement(FieldItemListInterface $items, $delta, array $element, array &$form, FormStateInterface $form_state) {
    $this->map = [];
    $map_id = Html::getUniqueId($items
      ->getName() . '-' . $delta);
    $element += [
      '#type' => 'fieldset',
      '#title' => $this
        ->t('Map'),
    ];
    $element['#attached']['library'][] = 'yamaps/yandex-map-api';
    $this
      ->initMap($element, $map_id, $items[$delta]->coords);
    $this
      ->addPlacemarksToMap($element, $map_id, $items[$delta]->placemarks);
    $this
      ->addLinesToMap($element, $map_id, $items[$delta]->lines);
    $this
      ->addPolygonsToMap($element, $map_id, $items[$delta]->polygons);
    $element['#attached']['library'][] = 'yamaps/yamaps-map';
    $element['#attached']['drupalSettings']['yamaps'] = [
      $map_id => $this->map,
    ];
    return $element;
  }

  /**
   * Add placemarks to map and enable tool.
   *
   * @param array $elements
   * @param $map_id
   * @param $placemarks
   */
  protected function addPlacemarksToMap(array &$element, $map_id, $placemarks) {
    $element['placemarks'] = [
      '#type' => 'hidden',
      '#default_value' => $placemarks,
      '#attributes' => [
        'class' => [
          'field-yamaps-placemarks-' . $map_id,
        ],
      ],
    ];
    if ($this
      ->getFieldSetting('enable_lines')) {
      $element['#attached']['library'][] = 'yamaps/yamaps-placemark';
      $this->map['placemarks'] = Json::decode($placemarks);
    }
  }

  /**
   * Add lines to map and enable tool.
   *
   * @param array $elements
   * @param $map_id
   * @param $placemarks
   */
  protected function addLinesToMap(array &$element, $map_id, $lines) {
    $element['lines'] = [
      '#type' => 'hidden',
      '#default_value' => $lines,
      '#attributes' => [
        'class' => [
          'field-yamaps-lines-' . $map_id,
        ],
      ],
    ];
    if ($this
      ->getFieldSetting('enable_lines')) {
      $element['#attached']['library'][] = 'yamaps/yamaps-line';
      $this->map['lines'] = Json::decode($lines);
    }
  }

  /**
   * Add polygons to map and enable tool.
   *
   * @param array $elements
   * @param $map_id
   * @param $placemarks
   */
  protected function addPolygonsToMap(array &$element, $map_id, $polygons) {
    $element['polygons'] = [
      '#type' => 'hidden',
      '#default_value' => $polygons,
      '#attributes' => [
        'class' => [
          'field-yamaps-polygons-' . $map_id,
        ],
      ],
    ];
    if ($this
      ->getFieldSetting('enable_polygons')) {
      $element['#attached']['library'][] = 'yamaps/yamaps-polygon';
      $this->map['polygons'] = Json::decode($polygons);
    }
  }

  /**
   * Create map container and .
   *
   * @param array $elements
   * @param $map_id
   * @param $placemarks
   */
  protected function initMap(&$element, $map_id, $coords) {
    $element['map_container'] = [
      '#title' => $this
        ->t('Preview'),
      '#type' => 'html_tag',
      '#tag' => 'div',
      '#attributes' => [
        'id' => $map_id,
        'class' => 'yamaps-field-map',
        'style' => 'width: 100%; height: 400px;',
      ],
    ];
    $element['coords'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Coordinates'),
      '#default_value' => $coords,
      '#attributes' => [
        'class' => [
          'field-yamaps-coords-' . $map_id,
        ],
      ],
    ];
    $element['type'] = [
      '#type' => 'hidden',
      '#default_value' => 'yandex#map',
    ];
    $coords = Json::decode($coords);
    $this->map['init'] = [
      'center' => $coords['center'] ?? NULL,
      'zoom' => $coords['zoom'] ?? NULL,
      'type' => 'yandex#map',
      'behaviors' => [
        'scrollZoom',
        'dblClickZoom',
        'drag',
      ],
    ];
    $this->map['display_options'] = [
      'display_type' => 'map',
      'open_button_text' => 'Open map',
      'close_button_text' => 'Close map',
      'width' => '100%',
      'height' => '400px',
    ];
    $this->map['controls'] = 1;
    $this->map['edit'] = TRUE;
  }

}

Classes

Name	Description
YamapsDefaultWidget	Plugin implementation of the 'yamaps_default' widget.