/** * Returns an instance of this class. An implementation of the singleton design patterns. * * @return Zoo_Settings A reference to an instance of this class. */ public static function getInstance() { if (!isset(self::$_instance)) { self::$_instance = new Zoo_Settings(); } return self::$_instance; }
/** * Initializes the plugin by setting localization, filters and administrator functions. */ function __construct() { $this->plugin_slug = 'classified-ads'; // Grab the translation for the plugin. add_action('init', array($this, 'loadPluginTextdomain')); // check for dependency if (class_exists('wp_directory') && class_exists('imcron_controller') && is_plugin_active('cmb2/init.php')) { // init scripts add_action('wp_enqueue_scripts', array($this, 'initScripts')); if (is_admin()) { // backend scripts add_action('admin_enqueue_scripts', array($this, 'backendScripts')); // meta boxes for classified post type require_once 'includes/classified-post-meta-boxes.php'; // Zoo Property Settings page require_once 'zoo-settings.php'; Zoo_Settings::getInstance(); } } else { add_action('admin_notices', array($this, 'plugin_required_notice')); } }