function menu_tree_trim_active_path in Menu Block 6.2

Same name and namespace in other branches

1. 7.3 menu_block.module \menu_tree_trim_active_path()
2. 7.2 menu_block.module \menu_tree_trim_active_path()

Trim everything but the active trail in the tree.

Parameters

$tree: array The menu tree to trim.

Return value

void

1 call to menu_tree_trim_active_path()

menu_tree_build in ./menu_block.module

Build a menu tree based on the provided configuration.

File

./menu_block.module, line 464

Provides configurable blocks of menu items.

Code

function menu_tree_trim_active_path(&$tree) {
  foreach (array_keys($tree) as $key) {
    if (($tree[$key]['link']['in_active_trail'] || $tree[$key]['link']['expanded']) && $tree[$key]['below']) {

      // Continue in the subtree, if it exists.
      menu_tree_trim_active_path($tree[$key]['below']);
    }
    else {

      // Trim anything not expanded or along the active trail.
      $tree[$key]['below'] = FALSE;
    }
  }
}