ionfish / absolutify

WordPress plugin to turn relative URIs in posts, pages and comments into absolute ones.

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absolutify / absolutify.php
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<?php
/*
Plugin Name: Absolutify
Plugin URI: http://extralogical.net/
Description: Turn relative URIs in posts, pages and comments into absolute ones, fixing the issues you'll otherwise have when your content is loaded in a context outside your site.
Author: Benedict Eastaugh
Version: 1.0
Author URI: http://extralogical.net/
.
Works for links using both single and double quotes. Also handy if you ever move your domain.
.
*/
 
function absolutify_content_urls($content) {
	$url = get_bloginfo('url');
	return preg_replace("/href=(\"|')\//", "href=\${1}$url/", $content);
}
 
add_filter('the_content', 'absolutify_content_urls');
add_filter('comment_text', 'absolutify_content_urls');
 
?>