protected function GeofieldMapFieldTrait::getGeoJsonData in Geofield Map 8

Same name and namespace in other branches

1. 8.2 src/GeofieldMapFieldTrait.php \Drupal\geofield_map\GeofieldMapFieldTrait::getGeoJsonData()

Transform Geofield data into Geojson features.

Parameters

mixed $items: The Geofield Data Values.

string $description: The description value.

mixed $additional_data: Additional data to be added to the feature properties, i.e. GeofieldGoogleMapViewStyle will add row fields (already rendered).

Return value

array The data array for the current feature, including Geojson and additional data.

2 calls to GeofieldMapFieldTrait::getGeoJsonData()

GeofieldGoogleMapFormatter::viewElements in src/Plugin/Field/FieldFormatter/GeofieldGoogleMapFormatter.php

Builds a renderable array for a field value.

GeofieldGoogleMapViewStyle::render in src/Plugin/views/style/GeofieldGoogleMapViewStyle.php

Renders the View.

File

src/GeofieldMapFieldTrait.php, line 348

Class

GeofieldMapFieldTrait

Class GeofieldMapFieldTrait.

Namespace

Drupal\geofield_map

Code

protected function getGeoJsonData($items, $description = NULL, $additional_data = NULL) {
  $data = [];
  foreach ($items as $delta => $item) {

    /* @var \Point $geometry */
    if (is_a($item, '\\Drupal\\geofield\\Plugin\\Field\\FieldType\\GeofieldItem') && isset($item->value)) {
      $geometry = $this->geoPhpWrapper
        ->load($item->value);
    }
    elseif (preg_match('/^(POINT).*\\(.*.*\\)$/', $item)) {
      $geometry = $this->geoPhpWrapper
        ->load($item);
    }
    if (isset($geometry)) {
      $datum = [
        "type" => "Feature",
        "geometry" => json_decode($geometry
          ->out('json')),
      ];
      $datum['properties'] = [
        // If a multivalue field value with the same index exist, use this,
        // else use the first item as fallback.
        'description' => isset($description[$delta]) ? $description[$delta] : (isset($description[0]) ? $description[0] : NULL),
        'data' => $additional_data,
      ];
      $data[] = $datum;
    }
  }
  return $data;
}