/**
* Associate a field definition with this group.
*
* @param WPCF_Field_Definition $field_definition
* @return bool True on success, false otherwise.
* @since 2.0
*/
public function add_field_definition($field_definition)
{
$field_slugs = $this->get_field_slugs();
$slug_to_add = $field_definition->get_slug();
if (!in_array($slug_to_add, $field_slugs)) {
$field_slugs[] = $slug_to_add;
$is_success = $this->set_field_slugs($field_slugs);
} else {
$is_success = true;
}
return $is_success;
}
/**
* Update existing field definition.
*
* @param WPCF_Field_Definition $field_definition
* @throws InvalidArgumentException
* @return bool True when the update was successful, false otherwise.
* @since 2.0
*/
public function update_definition($field_definition)
{
if (!$field_definition instanceof WPCF_Field_Definition) {
throw new InvalidArgumentException('Not a Types field definition.');
}
$fields_from_options = $this->get_fields_from_options();
if (!array_key_exists($field_definition->get_slug(), $fields_from_options)) {
return false;
}
$this->set_field_definition($field_definition->get_slug(), $field_definition->get_definition_array());
return true;
}
/**
* Remove field definition from this group.
*
* @param WPCF_Field_Definition $field_definition
* @return bool
*/
public function remove_field_definition($field_definition)
{
$field_slugs = $this->get_field_slugs();
$slug_to_remove = $field_definition->get_slug();
$key = array_search($slug_to_remove, $field_slugs);
if ($key !== false) {
unset($field_slugs[$key]);
}
$is_success = $this->set_field_slugs($field_slugs);
return $is_success;
}
