Full urls custom modfier for PHx

phx:FullUrls.php

<?php

$replace = array();
$replaceWith = array();

//match links
preg_match_all('(href="(.*?)")',$output,$matches);

foreach($matches[1] as $key=>$m){
    
    $hasHttp = strpos($m, 'http');
    $hasMailto = strpos($m, 'mailto');
    
    if($hasHttp === false && $hasMailto === false ){
        $new = $modx->config['site_url'] . $m;
        if(!in_array($new, $replaceWith)){//avoid duplicates
  		    array_push($replace, $m);
			    array_push($replaceWith, $new);
		    }
    }

}

//match src
preg_match_all('(src="(.*?)")',$output,$matches);

foreach($matches[1] as $key=>$m){
    
    $hasHttp = strpos($m, 'http');
    
    if($hasHttp === false){
        $new = $modx->config['site_url'] . $m;
        if(!in_array($new, $replaceWith)){//avoid duplicates
    	    array_push($replace, $m);
			    array_push($replaceWith, $new);
		    }
    }

}

$output = str_replace($replace, $replaceWith, $output);

return $output;