SimpleBrowser::getUrl PHP Method

    public function getUrl()
    {
        $url = $this->page->getUrl();
        return $url ? $url->asString() : false;
    }

require_once 'phpcoord-2.3.php';
//Here we go now!
$browser = new SimpleBrowser();
$browser->useCookies();
$browser->get('http://apps.hackney.gov.uk/servapps/Northgate/PlanningExplorer/generalsearch.aspx?blah=' . rand(1, 99));
//the "blah" flag disables caching on SW.
//$viewstate = $browser->getField('__VIEWSTATE');
//$eventValidation = $browser->getField('__EVENTVALIDATION');
//$browser->setField('__VIEWSTATE', $viewstate);
//$browser->setField('__EVENTVALIDATION', $eventValidation);
$browser->setField('cboSelectDateValue', 'DATE_RECEIVED');
$browser->setField('cboMonths', '1');
$browser->setField('rbGroup', 'rbMonth');
$browser->setField('cboDays', '7');
$browser->clickSubmitByName('csbtnSearch');
$url = $browser->getUrl();
$xmlloc = 'http://apps.hackney.gov.uk' . preg_replace('/.*XMLLoc=(.*)$/', '\\1', $url);
$apps = simplexml_load_file($xmlloc);
foreach ($apps->M3_DC_LIVE_GENERAL_QUERY_LIST as $app) {
    /* COMMENTED OUT: old code to geolocate via postcode. Now handled via Eastings/Northings.
       $regex = "/([A-PR-UWYZ0-9][A-HK-Y0-9][AEHMNPRTVXY0-9]?[ABEHMNPRVWXY0-9]? {1,2}[0-9][ABD-HJLN-UW-Z]{2}|GIR 0AA)/";
        $address = (string) $app->SITE_ADDRESS;
        preg_match($regex, $address, $matches);
        if(isset($matches[0])){
            $coords = scraperwiki::gb_postcode_to_latlng($matches[0]);
        }*/
    $pk =& $app->PK;
    $appscrape = scraperwiki::scrape('http://apps.hackney.gov.uk/servapps/Northgate/PlanningExplorer/Generic/StdDetails.aspx?PT=Planning%20Applications%20On-Line&TYPE=PL/PlanningPK.xml&PARAM0=' . $pk . '&XSLT=/servapps/Northgate/PlanningExplorer/SiteFiles/Skins/Hackney/xslt/PL/PLDetails.xslt&FT=Planning%20Application%20Details&PUBLIC=Y&XMLSIDE=/servapps/Northgate/PlanningExplorer/SiteFiles/Skins/Hackney/Menus/PL.xml&DAURI=PLANNING');
    preg_match('/Easting\\S+([0-9]{6,6})\\S+Northing\\S+([0-9]{6,6})/i', $appscrape, $coordmatches);
    preg_match('/<span>Wards<\\/span>(.*)<\\/div>/i', $appscrape, $wardmatches);
    if (isset($coordmatches[1]) && isset($coordmatches[2])) {