function ctools_argument_rid_context in Chaos Tool Suite (ctools) 7

Same name and namespace in other branches

1. 6 plugins/arguments/rid.inc \ctools_argument_rid_context()

Discover if this argument gives us the node we crave.

1 string reference to 'ctools_argument_rid_context'

rid.inc in plugins/arguments/rid.inc

Plugin to provide an argument handler for a node revision id.

File

plugins/arguments/rid.inc, line 26

Plugin to provide an argument handler for a node revision id.

Code

function ctools_argument_rid_context($arg = NULL, $conf = NULL, $empty = FALSE) {

  // If unset it wants a generic, unfilled context.
  if ($empty) {
    return ctools_context_create_empty('node');
  }

  // We can accept either a node object or a pure nid.
  if (is_object($arg)) {
    return ctools_context_create('node', $arg);
  }
  if (!is_numeric($arg)) {
    return FALSE;
  }
  $nid = db_query('SELECT nid FROM {node_revision} WHERE vid = :vid', array(
    ':vid' => $arg,
  ))
    ->fetchField();
  $node = node_load($nid, $arg);
  if (!$node) {
    return FALSE;
  }
  return ctools_context_create('node', $node);
}