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<?php if ( ! defined( 'ABSPATH' ) ) exit;
abstract class NF_Abstracts_Controller
{
/**
* Data (Misc.) passed back to the client in the Response.
*
* @var array
*/
protected $_data = array();
/**
* Errors passed back to the client in the Response.
*
* @var array
*/
protected $_errors = array();
/**
* Debug Messages passed back to the client in the Response.
*
* @var array
*/
protected $_debug = array();
/*
* PUBLIC METHODS
*/
/**
* NF_Abstracts_Controller constructor.
*/
public function __construct()
{
//This section intentionally left blank.
}
/*
* PROTECTED METHODS
*/
/**
* Respond
*
* A wrapper for the WordPress AJAX response pattern.
*/
protected function _respond( $data = array() )
{
if( empty( $data ) ){
$data = $this->_data;
}
if( isset( $this->_data['debug'] ) ) {
$this->_debug = array_merge( $this->_debug, $this->_data[ 'debug' ] );
}
if( isset( $this->_data['errors'] ) && $this->_data[ 'errors' ] ) {
$this->_errors = array_merge( $this->_errors, $this->_data[ 'errors' ] );
}
// allow for accessing and acting on $data before responding
do_action( 'ninja_forms_before_response', $data );
$response = array( 'data' => $data, 'errors' => $this->_errors, 'debug' => $this->_debug );
echo wp_json_encode( $response );
wp_die(); // this is required to terminate immediately and return a proper response
}
}