Add options to gdrive shortcode

gdrive-shortcode

unction gdrive_shortcode( $atts, $content = null ) {

	// options for different kinds of embeds, default is folder view
	extract( shortcode_atts( array( "what" => "folder"), $atts));  

	switch ($what) {
		case 'folder':
			return '<iframe src="https://drive.google.com/embeddedfolderview?id=' . $content . '#list" frameborder="0" width="100%" height="500px" scrolling="auto"> </iframe>';
			break;
		case 'somethingelse':
			// something else
			break;
		case 'fritos':
			// ai yi ai yi
			break;
	}
}
add_shortcode( 'gdrive', 'gdrive_shortcode' );