PHP - URL to Breadcrumbs

function url2breadcrumb($url,$include_base=1,$home_url=false){
    if(empty($url)){
        return;
    }
    $base = parse_url($url);
    $base = $base['scheme'].'://'.$base['host'].'/';
    $crumbs = rtrim(parse_url($url,PHP_URL_PATH),'_');  
    $crumbs = array_filter(explode("/",$crumbs));
    $link = '';
    $breadcrumbs = array();
    $exclude = array('.htm','.html','.php'); //will be deleted from crumb text
    $replace = array('-','_'); //will be replaced to whitespace
    foreach($crumbs as $crumb){

        //exclude home url
        if($home_url){
            $h = str_replace($base,'',$home_url);
            $h = ltrim($h,'/');
            $h = rtrim($h,'/');
            if($crumb == $h){
                continue;
            }
        }

        $link .= $crumb.'/';
        $text = str_replace($replace,' ',$crumb);
        $the_crumb = array(
            'text'=>ucwords(str_replace($exclude,'',$text)),
            'link'=>($include_base==1?$base:'').rtrim($link,"/")
        );
        $breadcrumbs[] = $the_crumb;
    }
    return $breadcrumbs;
}