public static function get_instance() { if (!isset(self::$instance)) { self::$instance = new self(); } return self::$instance; }
private function __construct() { $this->plugin = Advanced_Ads_Plugin::get_instance(); $this->plugin->set_model($this->get_model()); $this->ad_selector = Advanced_Ads_Select::get_instance(); // initialize plugin specific functions add_action('init', array($this, 'wp_init')); // only when not doing ajax if (defined('DOING_AJAX') && DOING_AJAX) { Advanced_Ads_Ajax::get_instance(); } add_action('plugins_loaded', array($this, 'wp_plugins_loaded')); }