public static function register() { self::$logger = new FBSS_Logger(__CLASS__); self::$plugin_dir_url = FBSS_Registry::get('plugin_base_dir_url'); self::$logger->log("Registered action 'add_css_library'.", __LINE__); if (get_option('fbss_setting_disable_css')) { self::$logger->log("CSS disabled by settings.", __LINE__); } else { add_action('wp_enqueue_scripts', array(__CLASS__, 'add_css_library')); } add_action('wp_head', array(__CLASS__, 'add_css_inline_data')); }