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<?php
namespace EventEspresso\core\services\json;
use DomainException;
/**
* Class JsonDataNode
* A Root level Data Node that directly targets a script and use case domain that it provides data for
* There can only be one primary data node per request, so care has to be taken to ensure that
* multiple Route objects are not attempting to set a primary data node - THERE CAN ONLY BE ONE !!!
*
* @package EventEspresso\core\services\json
* @author Brent Christensen
* @since $VID:$
*/
abstract class PrimaryJsonDataNode extends JsonDataNode
{
* wp script handle for the app that requires the JSON data
* @var string $target_script
private $target_script;
* sets the WP script handle that this data node is providing data for.
* The JSON data will written to the DOM inline prior to the targeted script handle
* @param string $target_script
* @throws DomainException
public function setTargetScript($target_script)
if ($this->target_script !== null) {
$this->validator->overwriteError($target_script, 'target script');
}
$this->target_script = $target_script;
* the WP script handle that this data node is providing data for
* @return string
public function targetScript()
return $this->target_script;
eventespresso /
event-espresso-core
