public static function get_instance() { if (null == self::$instance) { self::$instance = new self(); } return self::$instance; }
private function __construct() { /* * @TODO : * - Uncomment following lines if the admin class should only be available for super admins */ if (!is_super_admin()) { return; } $plugin = GGKP_Excel::get_instance(); $this->plugin_slug = $plugin->get_plugin_slug(); // Add the options page and menu item. add_action('admin_menu', array($this, 'register_my_custom_menu_page')); add_action('admin_menu', array($this, 'add_plugin_admin_menu')); // Add an action link pointing to the options page. $plugin_basename = plugin_basename(plugin_dir_path(__DIR__) . $this->plugin_slug . '.php'); add_filter('plugin_action_links_' . $plugin_basename, array($this, 'add_action_links')); $this->upload_dir = wp_upload_dir(); $this->upload_base_url = $this->upload_dir['baseurl'] . '/' . GGKP_MAP; $this->upload_dir = $this->upload_dir['basedir'] . '/' . GGKP_MAP; $this->admin_plugin_url = admin_url("options-general.php?page=" . $_GET["page"]); }