Import tab indented sitemap into wordpress

gistfile1.php

define("LIPSUM","bacon");

$site = <<<EOF
Top Page
	Sub Page 1
	Sub Page 2
	Sub Page 3
Top Page 2
Top Page 3
Top Page 4
EOF;


$site = preg_split('/\n/', $site);

var_dump($site);

$pages = array();

class node {
	var $title;
	
	var $id = 0;
	
	var $sub = array();
	
	public function __construct($title)
	{
		$this->title = $title;
	}
}

function parseSite(&$site, &$target, $level = 0)
{
	$node = null;
	
	while($site)
	{
		$item = $site[0];
		
		if(preg_match('/^\t+/', $item,$tmp))
			$indent = strlen($tmp[0]);
		else
			$indent = 0;
			
		
		if ($indent == $level)
		{
			$node = new node(trim($item));
			$target[] = $node;
			array_shift($site);
		}
		elseif ($indent > $level)
		{
			if ($indent > $level+1)
				die ("{$item}: nesting too fast, one tab at a time");
				
			if (!$node)
				die ("{$item}: nesting issue, no node to nest into");
				
			parseSite($site, $node->sub,$level+1);
		}
		else // $indent < $level
		{
			return;
		}
	
	}
}

function addPages($pages, $content = true, $parent = 0)
{
	$menu_order = 10;

	foreach($pages as $page)
	{
		$wp_page = get_page_by_title($page->title);
		if ($wp_page)
		{
			$page->ID = $wp_page->ID;
			$page->ID = $wp_page->ID;
			
			$data = array(
				'ID' => $wp_page->ID,
				'menu_order'=>$menu_order,
				'post_parent'=>$parent,
			);
			
			wp_update_post($data);
		}
		else
		{
			$data = array(
				'menu_order'=>$menu_order,
				'post_status'=>'publish',
				'post_type'=>'page',
				'post_parent'=>$parent,
				'post_title'=>$page->title
			);
			
			if ($content)
			{
				if ($content === true)
					$data['post_content'] = getLipsum();
				else
					$data['post_content'] = $content;		
			}
			
			$page_id = wp_insert_post( $data );
			
			if ($page_id === 0)
			{
				die("oh crap, can't insert post data");
			}
			else
			{
				$page->ID = $page_id;
			}
			
		}
		if (count($page->sub)>0)
			addPages($page->sub,$content, $page->ID);
		
		$menu_order+= 10;
	}
}

function getLipsum()
{
	switch(LIPSUM)
	{
		case 'bacon':
			return implode("\n\n",json_decode(file_get_contents('https://baconipsum.com/api/?type=all-meat&paras=6&start-with-lorem=0')));
			break;
			
		default:
			return file_get_contents('http://loripsum.net/api/long/plaintext/decorate');
	}
	
}


parseSite($site, $pages);

addPages($pages);

echo 'All done!';

exit;

This is fairly basic. Best to run it at early stages of a website build.
Needs access to the WP functions so place it somewhere where it'll work.
Use at your own risk.

Also, watch out, it's particularly not tolerant to duplicate page titles!

Now with bacon