function template_preprocess_openlayers in Openlayers 7.3

Implements hook_preprocess_HOOK().

File

theme/openlayers.theme.inc, line 11

This file holds all the theme related functions.

Code

function template_preprocess_openlayers(&$variables) {

  /** @var \Drupal\openlayers\Types\MapInterface $map */
  $map = $variables['openlayers']['#map'];

  /*
   * Add a theme suggestion so the template can be customized for a particular
   * map if needed.
   *
   *  Default template: openlayers.tpl.php
   *  Custom map template: openlayers--[map-machine-name].tpl.php
   */
  $variables['theme_hook_suggestions'][] = 'openlayers__' . str_replace('-', '_', $map
    ->getMachineName());

  /*
   * Compute attributes for the divs composing the map.
   */
  $openlayers_container_classes = isset($variables['openlayers']['openlayers-container']['#attributes']['class']) ? (array) $variables['openlayers']['openlayers-container']['#attributes']['class'] : array();
  $openlayers_container_classes[] = 'openlayers-container';
  $attributes = array(
    'openlayers-container' => array(
      'id' => 'openlayers-container-' . $map
        ->getId(),
      'class' => $openlayers_container_classes,
    ),
    'openlayers-map-container' => array(
      'id' => 'openlayers-map-container-' . $map
        ->getId(),
      'class' => array(
        'openlayers-map-container',
      ),
      'style' => implode(array_map(function ($key) use ($map) {
        return $key . ':' . $map
          ->getOption($key) . ';';
      }, array(
        'width',
        'height',
      ))),
    ),
    'openlayers-map' => array(
      'id' => $map
        ->getId(),
      'class' => array_filter(array(
        'openlayers-map',
        $map
          ->getMachineName(),
        (bool) $map
          ->isAsynchronous() ? 'asynchronous' : NULL,
      )),
      'tabindex' => 0,
    ),
  );
  $variables['openlayers']['attributes'] = array_map(function ($value) {
    return drupal_attributes($value);
  }, $attributes);
}