function _viewfield_nodestack_push in Viewfield 5

Function for adding a node ID to the global stack of node IDs. This prevents us from recursively building a node, with a view, with the node, with the view...

1 call to _viewfield_nodestack_push()

viewfield_field_formatter in ./viewfield.module

Implementation of hook_field_formatter().

File

./viewfield.module, line 447

Defines a field type for referencing a view from a node

Code

function _viewfield_nodestack_push($nid) {
  global $_viewfield_stack;
  if (!isset($_viewfield_stack)) {
    $_viewfield_stack = array();
  }
  $_viewfield_stack[] = $nid;
}