php AJAX_Handler

Posted 2021-05-04

class Something extends AJAX_Handler {
  function callback() {
    wp_send_json_success(array('test' => 'Works!'));
    echo '<p>Callback!</p>';
    wp_die();
  }
}

abstract class AJAX_Handler {
  function __construct($action_name) {
    $this->init_hooks($action_name);
  }

  public function init_hooks($action_name) {
    add_action('wp_ajax_' . $action_name, array($this, 'callback'));
    add_action('wp_ajax_nopriv_' . $action_name, array($this, 'callback_nopriv'));
  }

  public function callback_nopriv() {
    $this->callback();
  }

  abstract public function callback();

}

$something = new Something('do_something');