public function FieldHierarchy::add in Corresponding Entity References 7.3

Add an item of any type to the hierarchy.

2 calls to FieldHierarchy::add()

FieldHierarchy::addChain in field_object/includes/FieldHierarchy.inc

Adds an entire field chain to the hierarchy.

FieldHierarchy::addField in field_object/includes/FieldHierarchy.inc

Adds a single field plugin to the hierarchy.

File

field_object/includes/FieldHierarchy.inc, line 43

Contains the FieldHierarchy class.

Class

FieldHierarchy

@file Contains the FieldHierarchy class.

Code

public function add($item_key, $label = NULL, $parent = FieldHierarchy::ROOT) {
  if (!array_key_exists($item_key, $this->data)) {
    $this->data[$item_key]['label'] = isset($label) ? $label : $item_key;
  }
  if (!isset($this->data[$parent]['children'])) {
    $this->data[$parent]['children'] = array();
  }
  if (!in_array($item_key, $this->data[$parent]['children'])) {
    $this->data[$parent]['children'][] = $item_key;
  }
}