9     json_encode(
$vars[
'url']),
 
   10     json_encode(
elgg_echo(
'install:check:rewrite:success')),
 
   14 <script 
type=
"text/javascript">
 
   15     elgg.installer.rewriteTest(<?php echo implode(
', ', 
$args) ?>);
 
elgg_get_site_url($site_guid=0)
Get the URL for the current (or specified) site.
 
elgg_echo($message_key, $args=array(), $language="")
Given a message key, returns an appropriately translated full-text string.
 
$args
Some servers don't allow PHP to check the rewrite, so try via AJAX.
 
if(file_exists($welcome)) $vars