_menu_clear_page_cache
Definition
_menu_clear_page_cache()
drupal/includes/menu.inc, line 2183
Description
Helper function to clear the page and block caches at most twice per page load.
Related topics
Name | Description |
|---|---|
| Menu system | Define the navigation menus, and route page requests to code based on URLs. |
Code
function _menu_clear_page_cache() {
static $cache_cleared = 0;
// Clear the page and block caches, but at most twice, including at
// the end of the page load when there are multple links saved or deleted.
if (empty($cache_cleared)) {
cache_clear_all();
// Keep track of which menus have expanded items.
_menu_set_expanded_menus();
$cache_cleared = 1;
}
elseif ($cache_cleared == 1) {
register_shutdown_function('cache_clear_all');
// Keep track of which menus have expanded items.
register_shutdown_function('_menu_set_expanded_menus');
$cache_cleared = 2;
}
}