File Content: functions.php <?php if ( ! function_exists( 'struktur_core_add_countdown_shortcodes' ) ) { function struktur_core_add_countdown_shortcodes( $shortcodes_class_name ) { $shortcodes = array( 'StrukturCore\CPT\Shortcodes\Countdown\Countdown' ); $shortcodes_class_name = array_merge( $shortcodes_class_name, $shortcodes ); return $shortcodes_class_name; } add_filter( 'struktur_core_filter_add_vc_shortcode', 'struktur_core_add_countdown_shortcodes' ); } if ( ! function_exists( 'struktur_core_set_countdown_icon_class_name_for_vc_shortcodes' ) ) { /** * Function that set custom icon class name for countdown shortcode to set our icon for Visual Composer shortcodes panel */ function struktur_core_set_countdown_icon_class_name_for_vc_shortcodes( $shortcodes_icon_class_array ) { $shortcodes_icon_class_array[] = '.icon-wpb-countdown'; return $shortcodes_icon_class_array; } add_filter( 'struktur_core_filter_add_vc_shortcodes_custom_icon_class', 'struktur_core_set_countdown_icon_class_name_for_vc_shortcodes' ); } Submit