Отправка XML через Post в Joomla - Модификации расширений для Joomla

                $return = JURI::root(). "index.php?option=com_jshopping&controller=checkout&task=step7&act=return&js_paymentclass=pm_avangard"; 
		$xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>
		<NEW_ORDER>
			<SHOP_ID>{$pmconfigs['eshop_id']}</SHOP_ID>
			<SHOP_PASSWD>{$pmconfigs['Password']}</SHOP_PASSWD>
			<AMOUNT>{$order->order_total}</AMOUNT>
			<ORDER_NUMBER>{$order->order_id}</ORDER_NUMBER>
			<ORDER_DESCRIPTION>Оплата заказа {$order->order_id}</ORDER_DESCRIPTION>
			<LANGUAGE>RU</LANGUAGE>
			<BACK_URL>{$return}</BACK_URL>
		</NEW_ORDER>";
		jimport( 'joomla.client.http' );
		$opt = new JRegistry;
		$trans = new JHttpTransportCurl($opt);
		$http = new JHttp($opt,$trans);
		$response = $http->post("https://www.avangard.ru/iacq/h2h/reg",array('xml'=>$xml));
		$result = $response->body;
		if($result)
		$obj = new SimpleXMLElement($result);
		$dbValues['ticket_id'] = strval(@$obj->ticket);
		echo $xml;
		echo "<br>";
		echo $result;
		echo "<br>";
		echo $dbValues['ticket_id'];

echo $xml;

$obj = new SimpleXMLElement($xml)

die(var_dump($xml));

$xml = '<?xml version="1.0" encoding="UTF-8"?>';
$xml .= '<NEW_ORDER>';
...

выводится где? в браузере?

       $xml ='<?xml version=\"1.0\" encoding=\"UTF-8\"?>';
		$xml .='<NEW_ORDER>';
		$xml .='<SHOP_ID>'.$pmconfigs['eshop_id'].'</SHOP_ID>';
		$xml .='<SHOP_PASSWD>'.$pmconfigs['Password'].'</SHOP_PASSWD>';
		$xml .='<AMOUNT>'.$order->order_total.'</AMOUNT>';
		$xml .='<ORDER_NUMBER>'.$order->order_id.'</ORDER_NUMBER>';
		$xml .='<ORDER_DESCRIPTION>Оплата заказа '.$order->order_id.'</ORDER_DESCRIPTION>';
		$xml .='<LANGUAGE>RU</LANGUAGE>';
		$xml .='<BACK_URL>'.$return.'</BACK_URL>';
		$xml .='</NEW_ORDER>';

$xml=new DomDocument('1.0','utf-8');
$new_order = $xml->appendChild($xml->createElement('NEW_ORDER'));

<order_response>
<response_code>4</response_code>
<response_message>Внутренняя ошибка системы</response_message>
</order_response>

$xml->formatOutput = true;
$xml->save(JPATH_ROOT.DS.'you.xml');

file_put_contents(dirname(__FILE__).'/myfile.log', $data);

$xml ='<?xml version=\"1.0\" encoding=\"UTF-8\"?>';
		$xml .='<NEW_ORDER>';
		$xml .='<SHOP_ID>'.$pmconfigs['eshop_id'].'</SHOP_ID>';

array('xml'=>$xml)

$xml ='<?xml version=\"1.0\" encoding=\"UTF-8\"?>';
		$xml .='<NEW_ORDER>';
		$xml .='<SHOP_ID>'.$pmconfigs['eshop_id'].'</SHOP_ID>';
		$xml .='<SHOP_PASSWD>'.$pmconfigs['Password'].'</SHOP_PASSWD>';
		$xml .='<AMOUNT>'.$order->order_total.'</AMOUNT>';
		$xml .='<ORDER_NUMBER>'.$order->order_id.'</ORDER_NUMBER>';
		$xml .='<ORDER_DESCRIPTION>Оплата заказа '.$order->order_id.'</ORDER_DESCRIPTION>';
		$xml .='<LANGUAGE>RU</LANGUAGE>';
		$xml .='<BACK_URL>'.$return.'</BACK_URL>';
		$xml .='</NEW_ORDER>';
   
               $data = array('xml' => $xml);
      	       $url = "https://www.avangard.ru/iacq/h2h/reg";  
               $ch = curl_init();  
               curl_setopt($ch, CURLOPT_URL,$url); // set url to post to  
               curl_setopt($ch, CURLOPT_FAILONERROR, 1);  
               curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);// allow redirects  
               curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); // return into a variable  
               curl_setopt($ch, CURLOPT_POST, 1); // set POST method  
               curl_setopt($ch, CURLOPT_POSTFIELDS,array('xml' => $xml)); // add POST fields  
               $result = curl_exec($ch); // run the whole process 
		



		if($result)
                {
		$obj = new SimpleXMLElement($result);
		$dbValues['ticket_id'] = strval(@$obj->ticket);
		echo "<br>";
		echo $result;
		echo "<br>";
		echo $dbValues['ticket_id'];
		}

$ch = curl_init (); 
curl_setopt ($ch, CURLOPT_URL, "https://www.avangard.ru/iacq/h2h/reg/"); 
curl_setopt ($ch, CURLOPT_POST, 1); 
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-Type: text/xml')); 
curl_setopt($ch, CURLOPT_POSTFIELDS, $xml->saveXML()); 
curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1); 
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);  
$result = curl_exec($ch); 
if(!$result) { 
   echo "<h1>CURL ERROR: " . curl_error($ch). "</h1>\n"; 
} else {
var_dump($result);
}
curl_close ($ch);

<BACK_URL>{$return}</BACK_URL>

Expectation Failed

The expectation given in the Expect request-header field could not be met by this server. The client sent

    Expect: 100-continue
Only the 100-continue expectation is supported.

curl_setopt($curl, CURLOPT_POSTFIELDS, "xml=".$xml);