Crappy WXR Parser using PHP DOM

wxr-parser.php

<?php

	date_default_timezone_set('UTC');

	error_reporting(-1);
	ini_set('display_errors', true);


	$file = '/Users/chris/Downloads/wordpress-wxr-example.xml';

	$contents = file_get_contents( $file );


	$dom = new DOMDocument( '1.0', 'utf-8' );
	$dom->loadXML( $contents, LIBXML_NOCDATA );

	$xpath = new DOMXPath( $dom );

	$channel = $xpath->query( './channel' )->item(0);

	$title = $xpath->query( './title', $channel )->item(0)->nodeValue;
	$link = $xpath->query( './link', $channel )->item(0)->nodeValue;
	$description = $xpath->query( './description', $channel )->item(0)->nodeValue;
	$pubdate = $xpath->query( './pubDate', $channel )->item(0)->nodeValue;
	$generator = $xpath->query( './generator', $channel )->item(0)->nodeValue;
	$language = $xpath->query( './language', $channel )->item(0)->nodeValue;
	$base_site_url = $xpath->query( './wp:base_site_url', $channel )->item(0)->nodeValue;
	$base_blog_url = $xpath->query( './wp:base_blog_url', $channel )->item(0)->nodeValue;

	$wxr_version = $xpath->query( './wp:wxr_version', $channel )->item(0)->nodeValue;

	$categories = $xpath->query( './wp:category', $channel );

	$cats = array();
	foreach ( $categories as $category ) {

		$nicename = $xpath->query( './wp:category_nicename', $category )->item(0)->nodeValue;
		$parent = $xpath->query( './wp:category_parent', $category )->item(0)->nodeValue;
		$name = $xpath->query( './wp:cat_name', $category )->item(0)->nodeValue;

		$cats[] = array(
			'nicename' => $nicename,
			'parent' => $parent,
			'name' => $name,
		);

	}

	$tags = $xpath->query( './wp:tag', $channel );

	$ts = array();
	foreach ( $tags as $tag ) {

		$slug = $xpath->query( './wp:tag_slug', $tag )->item(0)->nodeValue;
		$name = $xpath->query( './wp:tag_name', $tag )->item(0)->nodeValue;

		$ts[] = array(
			'slug' => $slug,
			'name' => $name,
		);

	}

	$items = $xpath->query( './item', $channel );

	$is = array();
	foreach ( $items as $item ) {

		$i = array(
			'title' => $xpath->query( './title', $item )->item(0)->nodeValue,
			'link' => $xpath->query( './link', $item )->item(0)->nodeValue,
			'pubdate' => $xpath->query( './pubDate', $item )->item(0)->nodeValue,
			'creator' => $xpath->query( './dc:creator', $item )->item(0)->nodeValue,
			'description' => $xpath->query( './description', $item )->item(0)->nodeValue,
			'content_encoded' => $xpath->query( './content:encoded', $item )->item(0)->nodeValue,
			'post_id' => $xpath->query( './wp:post_id', $item )->item(0)->nodeValue,
			'post_date' => $xpath->query( './wp:post_date', $item )->item(0)->nodeValue,
			'post_date_gmt' => $xpath->query( './wp:post_date_gmt', $item )->item(0)->nodeValue,
			'comment_status' => $xpath->query( './wp:comment_status', $item )->item(0)->nodeValue,
			'ping_status' => $xpath->query( './wp:ping_status', $item )->item(0)->nodeValue,
			'post_name' => $xpath->query( './wp:post_name', $item )->item(0)->nodeValue,
			'status' => $xpath->query( './wp:status', $item )->item(0)->nodeValue,
			'post_parent' => $xpath->query( './wp:post_parent', $item )->item(0)->nodeValue,
			'menu_order' => $xpath->query( './wp:menu_order', $item )->item(0)->nodeValue,
			'post_type' => $xpath->query( './wp:post_type', $item )->item(0)->nodeValue,
			'post_password' => $xpath->query( './wp:post_password', $item )->item(0)->nodeValue,
			'excerpt_encoded' => null,
			'is_sticky' => null,
		);

		$excerpt = $xpath->query( './excerpt:encoded', $item );

		if ( $excerpt->length > 0 ) {
			$i['excerpt_encoded'] = $excerpt->item(0)->nodeValue;
		}

		$is_sticky = $xpath->query( './wp:is_sticky', $item );

		if ( $is_sticky->length > 0 ) {
			$i['is_sticky'] = $is_sticky->item(0)->nodeValue;
		}

		$guid = $xpath->query( './guid', $item )->item(0);
		$i['guid_is_permalink'] = $guid->getAttribute( 'isPermaLink' );
		$i['guid'] = $guid->nodeValue;

		$categories = $xpath->query( './category', $item );

		$i['categories'] = array();
		foreach ( $categories as $category ) {

			$cat = array(
				'name' => $category->nodeValue,
				'domain' => $category->getAttribute( 'domain' ),
				'nicename' => $category->getAttribute( 'nicename' ),
			);

			$i['categories'][] = $cat;
		}

		$comments = $xpath->query( './wp:comment', $item );

		$i['comments'] = array();
		foreach ( $comments as $comment ) {

			$c = array(
				'id' => $xpath->query( './wp:comment_id', $comment )->item(0)->nodeValue,
				'author' => $xpath->query( './wp:comment_author', $comment )->item(0)->nodeValue,
				'author_email' => $xpath->query( './wp:comment_author_email', $comment )->item(0)->nodeValue,
				'author_url' => $xpath->query( './wp:comment_author_url', $comment )->item(0)->nodeValue,
				'author_ip' => $xpath->query( './wp:comment_author_IP', $comment )->item(0)->nodeValue,
				'date' => $xpath->query( './wp:comment_date', $comment )->item(0)->nodeValue,
				'date_gmt' => $xpath->query( './wp:comment_date_gmt', $comment )->item(0)->nodeValue,
				'content' => $xpath->query( './wp:comment_content', $comment )->item(0)->nodeValue,
				'approved' => $xpath->query( './wp:comment_approved', $comment )->item(0)->nodeValue,
				'type' => $xpath->query( './wp:comment_type', $comment )->item(0)->nodeValue,
				'parent' => $xpath->query( './wp:comment_parent', $comment )->item(0)->nodeValue,
				'user_id' => $xpath->query( './wp:comment_user_id', $comment )->item(0)->nodeValue,
			);

			$i['comments'][] = $c;

		}

		$meta = $xpath->query( './wp:postmeta', $item );

		$i['meta'] = array();
		foreach ( $meta as $metar ) {

			$key = $xpath->query( './wp:meta_key', $metar )->item(0)->nodeValue;
			$value = $xpath->query( './wp:meta_value', $metar )->item(0)->nodeValue;

			$i['meta'][ $key ] = $value;

		}

		$is[] = $i;

	}

	var_dump($is);

	echo $title . ': ' . $link;

?>