option_value = $value; return $this; } /** * Load the field value from an input array based on it's name. * If not enabled, set to empty string for easier data querying. * * @param array $input (optional) Array of field names and values. Defaults to $_POST **/ public function set_value_from_input( $input = null ) { parent::set_value_from_input( $input ); if ( $this->get_value() === null ) { $this->set_value( '' ); } } /** * Returns an array that holds the field data, suitable for JSON representation. * In addition to default data, option value and label are added. * This data will be available in the Underscore template and the Backbone Model. * * @param bool $load Should the value be loaded from the database or use the value from the current instance. * @return array */ public function to_json( $load ) { $field_data = parent::to_json( $load ); $field_data = array_merge( $field_data, array( 'option_value' => $this->option_value, 'option_label' => parent::get_label(), ) ); return $field_data; } /** * Underscore template of the field. */ public function template() { ?> {{{ option_label }}}