Switch Genesis Sidebars on All Dual Sidebar Layouts.

switch-genesis-sidebars.php

<?php
add_action( 'genesis_after_header', 'fatme_change_sidebar_order' );
/**
 * Swap Primary and Secondary Sidebars on layouts with two sidebars
 *
 * @author Robert Neu
 * @author Bill Erickson
 * @link http://youneedfat.com/switch-genesis-sidebars/
 */
function fatme_change_sidebar_order() {
	$site_layout = genesis_site_layout();
	$dual_sidebar_layouts = array(
		'sidebar-sidebar-content',
		'sidebar-content-sidebar',
		'content-sidebar-sidebar',
	);

	if ( in_array( $site_layout, $dual_sidebar_layouts ) ) {
		// Remove the Primary Sidebar from the Primary Sidebar area.
		remove_action( 'genesis_sidebar', 'genesis_do_sidebar' );

		// Remove the Secondary Sidebar from the Secondary Sidebar area.
		remove_action( 'genesis_sidebar_alt', 'genesis_do_sidebar_alt' );

		// Place the Secondary Sidebar into the Primary Sidebar area.
		add_action( 'genesis_sidebar', 'genesis_do_sidebar_alt' );

		// Place the Primary Sidebar into the Secondary Sidebar area.
		add_action( 'genesis_sidebar_alt', 'genesis_do_sidebar' );
	}
}