function _farm_ui_menu_breadcrumb_alter in farmOS 7

Helper function for altering the breadcrumb.

1 call to _farm_ui_menu_breadcrumb_alter()

farm_ui_menu_breadcrumb_alter in modules/farm/farm_ui/farm_ui.module

Implements hook_menu_breadcrumb_alter().

File

modules/farm/farm_ui/farm_ui.breadcrumb.inc, line 9

Code

function _farm_ui_menu_breadcrumb_alter(&$active_trail, $item) {

  // If the current path is the front page, and there are more than 2 items:
  $front = variable_get('site_frontpage', 'farm');
  if (strpos($item['path'], $front) === 0 && count($active_trail) > 2) {

    // If a link to the front page already exists in the second position, bail.
    if (!empty($active_trail[1]['link_path']) && $active_trail[1]['link_path'] == $front) {
      return;
    }

    // Add an item for the front page.
    $start = array_shift($active_trail);
    $front_item = menu_get_item($front);
    array_unshift($active_trail, $front_item);
    array_unshift($active_trail, $start);
  }
}