function leaflet_geojson_leaflet_geojson_source_info in Leaflet GeoJSON 8

Same name and namespace in other branches

1. 7.2 leaflet_geojson.module \leaflet_geojson_leaflet_geojson_source_info()
2. 7 leaflet_geojson.module \leaflet_geojson_leaflet_geojson_source_info()

Implements hook_leaflet_geojson_source_info().

File

./leaflet_geojson.module, line 69

API Extension for using Leaflet with GeoJSON.

Code

function leaflet_geojson_leaflet_geojson_source_info($language) {
  $sources = [];
  $views = Views::getEnabledViews();
  foreach ($views as $view) {
    foreach ($view
      ->get('display') as $display_name => $display) {

      // Make GeoJSON sources from the views_geojson module.
      if ($display['display_plugin'] == 'geojson_export') {
        $display_title = '(' . $display_name . ')';
        if (!empty($display['display_title'])) {
          $display_title = $display['display_title'] . ' ' . $display_title;
        }
        $title = $view
          ->label() . ' - ' . $display_title;
        $source = [
          'id' => $view
            ->get('id') . '_' . $display_name,
          'title' => $title,
          'type' => 'views_geojson',
          'url' => Url::fromRoute('view.' . $view
            ->id() . '.' . $display_name, array(), array(
            'language' => $language,
          ))
            ->toString(),
        ];

        // Determine if we should use a BBox strategy.
        $arguments = isset($display['display_options']['arguments']) ? $display['display_options']['arguments'] : NULL;

        // If null, it means we are using the default view's arguments.
        if (is_null($arguments)) {
          $defaultDisplay = $view
            ->getDisplay('default');
          $arguments = $defaultDisplay['display_options']['arguments'];
        }
        if (isset($arguments['bbox_argument']) && $arguments['bbox_argument']['default_argument_type'] == 'bboxquery') {
          $source['bbox'] = TRUE;
          if (isset($arguments['bbox_argument']['default_argument_options'])) {
            $source['bbox_arg_id'] = $arguments['bbox_argument']['default_argument_options']['arg_id'];
          }
        }

        // Custom views_geojson attributes.
        $source['view'] = $view
          ->get('id');
        $source['view_display'] = $display;
        $sources[$source['id']] = $source;
      }
    }
  }
  return $sources;
}