function _nodehierarhcy_get_expanded in Node Hierarchy 6

Same name and namespace in other branches

1. 5 nodehierarchy.module \_nodehierarhcy_get_expanded()

Get the list of expanded nodes.

Return value

An array whose keys are the expanded nodes (values are irrelevant).

2 calls to _nodehierarhcy_get_expanded()

_nodehierarchy_toggle_expand_url_params in ./nodehierarchy.module

Get the url params needed to toggle the expansion of the given node id.

_nodehierarhcy_is_expanded in ./nodehierarchy.module

Is the given node expanded (in the current site outline).

File

./nodehierarchy.module, line 732

Code

function _nodehierarhcy_get_expanded() {
  static $expanded_nodes = NULL;
  if ($expanded_nodes === NULL) {
    if (preg_match("/(\\d+,?)*/", @$_GET['nodehierarchy_expanded'])) {
      $expanded_nodes = array_flip(explode(",", @$_GET['nodehierarchy_expanded']));
    }
  }
  return $expanded_nodes;
}