/**
 * Handler for updating the blog date when a published post is deleted.
 *
 * @since 3.4.0
 *
 * @param int $post_id Post ID
 */
function _update_blog_date_on_post_delete($post_id)
{
    $post = get_post($post_id);
    $post_type_obj = get_post_type_object($post->post_type);
    if (!$post_type_obj || !$post_type_obj->public) {
        return;
    }
    if ('publish' != $post->post_status) {
        return;
    }
    wpmu_update_blogs_date();
}

/**
 * Handler for updating the blog date when a post is published or an already published post is changed.
 *
 * @since 3.3.0
 *
 * @param string $new_status The new post status
 * @param string $old_status The old post status
 * @param object $post Post object
 */
function _update_blog_date_on_post_publish($new_status, $old_status, $post)
{
    $post_type_obj = get_post_type_object($post->post_type);
    if (!$post_type_obj->public) {
        return;
    }
    if ('publish' != $new_status && 'publish' != $old_status) {
        return;
    }
    // Post was freshly published, published post was saved, or published post was unpublished.
    wpmu_update_blogs_date();
}

	function test_wpmu_update_blogs_date() {
		global $wpdb;

		wpmu_update_blogs_date();

		// compare the update time with the current time, allow delta < 2
		$blog = get_blog_details( $wpdb->blogid );
		$current_time = time();
		$time_difference = $current_time - strtotime( $blog->last_updated );
		$this->assertLessThan( 2, $time_difference );
	}

                 @unlink($dir_to_copy_into . '/sitemap.xml');
             }
         } else {
             _e("<span class=\"error\">Was unable to copy images and uploads!</span>", 'acswpmu_trdom');
         }
     }
 }
 //reset permalink structure
 if (!$error) {
     switch_to_blog($new_blog_id);
     //_e("Switched from here to $new_blog_id to reset permalinks<br>", 'acswpmu_trdom' );
     global $wp_rewrite;
     $wp_rewrite->init();
     $wp_rewrite->flush_rules();
     //now that we are here, update the date of the new site
     wpmu_update_blogs_date();
     //go back to admin
     restore_current_blog();
     _e("Permalinks updated.<br>", 'acswpmu_trdom');
 }
 // count succesfull and failed sites
 if (!$error) {
     _e("Job done, sucesfully created {$fulldomain} with site id: {$new_blog_id}<br>", 'acswpmu_trdom');
     if ($domainmap) {
         _e("and mapped the site to: <a href=\"http://{$siteurl}\" target=\"test\">{$siteurl}</a>.<br>", 'acswpmu_trdom');
     }
     // count succesfull cloned sites
     $cloned[] = $siteurl;
 } else {
     // count failed sites
     $failed[] = $siteurl;