function tour_preprocess_page

Implements hook_preprocess_HOOK() for page.tpl.php.

File

drupal/core/modules/tour/tour.module, line 108

Main functions of the module.

Code

function tour_preprocess_page(&$variables) {
  if (!user_access('access tour')) {
    return;
  }

  // @todo replace this with http://drupal.org/node/1918768 once it is committed.
  $path = current_path();
  $tour_items = array();

  // Load all of the items and match on path.
  $tours = entity_load_multiple('tour');
  $path_alias = drupal_strtolower(drupal_container()
    ->get('path.alias_manager')
    ->getPathAlias($path));
  foreach ($tours as $tour_id => $tour) {

    // @todo Replace this with an entity query that does path matching when
    // http://drupal.org/node/1918768 lands.
    $pages = implode("\n", $tour
      ->getPaths());
    if (!drupal_match_path($path_alias, $pages) && ($path == $path_alias || drupal_match_path($path, $pages))) {
      unset($tours[$tour_id]);
    }
  }
  if ($tours) {
    $variables['page']['help']['tour'] = entity_view_multiple($tours, 'full');
  }
}