function ExpireMenuLink::expire in Cache Expiration 7.2

Executes expiration actions for menu link.

Parameters

$menu_link: Array with settings of menu links like from menu_link_load().

$action: Action that has been executed.

$skip_action_check: Shows whether should we check executed action or just expire menu items.

Overrides ExpireInterface::expire

File

includes/expire.menu_link.inc, line 22

Provides class that expires menulinks.

Class

ExpireMenuLink

@file Provides class that expires menulinks.

Code

function expire($menu_link, $action, $skip_action_check = FALSE) {

  // Stop further expiration if executed action is not selected by admin.
  if (!$skip_action_check && !in_array($action, array_filter(variable_get('expire_menu_link_actions', array())))) {
    return;
  }

  // Ensure that this menu is expirable.
  $settings = array_filter(variable_get('expire_menu_link_override_menus', array()));
  if (empty($menu_link['mlid']) || !array_key_exists($menu_link['menu_name'], $settings)) {
    return;
  }

  // Ensure that current menu item level is not higher than required.
  $depth = $settings[$menu_link['menu_name']];
  if (!empty($menu_link['depth']) && $menu_link['depth'] > $depth) {
    return;
  }

  // Collect menu items' urls.
  $expire_urls = array();
  if ($links = _menu_build_tree($menu_link['menu_name'], array(
    'max_depth' => $depth,
  ))) {
    $expire_urls = $this
      ->get_urls_from_menu_tree($links['tree']);
  }

  // Flush page cache for expired urls.
  ExpireAPI::executeExpiration(array_unique($expire_urls), 'menu_link', $menu_link);
}