PHP and SOAP Woes

<?php // demo/temp_fionafenton.php
/**
 * https://www.experts-exchange.com/questions/28974256/PHP-and-SOAP-Woes.html
 */
ini_set('display_errors', TRUE);
error_reporting(E_ALL);
echo '<pre>';

// THE SOAP RESPONSE STRING SAMPLE FROM E-E
$soap = <<<EOS
<soap:Envelope xmlns:soap="http://www.w3.org/2003/05/soap-envelope" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
<soap:Body>
<GetXmlDataResponse xmlns="http://tempuri.org/">
<GetXmlDataResult>
<lots>

<lot>
THIS IS FROM LOT #1
</lot>

<lot>
THIS IS FROM LOT #2
</lot>

</lots>
</GetXmlDataResult>
</GetXmlDataResponse>
</soap:Body>
</soap:Envelope>
EOS;

// MUNG THE SOAP RESPONSE SO WE CAN PARSE IT EASILY
$mung = mungXML($soap);

// PARSE THE XML DOCUMENT
$objs = SimpleXML_Load_String($mung);
$lots = $objs->soap_Body->GetXmlDataResponse->GetXmlDataResult->lots;

// USE AN ITERATOR TO ACCESS THE DATA INSIDE THE OBJECT
foreach ($lots->lot as $thing)
{
    echo PHP_EOL . trim($thing);
}


// A FUNCTION TO MUNG THE XML SO WE DO NOT HAVE TO DEAL WITH NAMESPACE
function mungXML($xml)
{
    $obj = SimpleXML_Load_String($xml);
    if ($obj === FALSE) return $xml;

    // GET NAMESPACES, IF ANY
    $nss = $obj->getNamespaces(TRUE);
    if (empty($nss)) return $xml;

    // CHANGE ns: INTO ns_
    $nsm = array_keys($nss);
    foreach ($nsm as $key)
    {
        // A REGULAR EXPRESSION TO MUNG THE XML
        $rgx
        = '#'               // REGEX DELIMITER
        . '('               // GROUP PATTERN 1
        . '\<'              // LOCATE A LEFT WICKET
        . '/?'              // MAYBE FOLLOWED BY A SLASH
        . preg_quote($key)  // THE NAMESPACE
        . ')'               // END GROUP PATTERN
        . '('               // GROUP PATTERN 2
        . ':{1}'            // A COLON (EXACTLY ONE)
        . ')'               // END GROUP PATTERN
        . '#'               // REGEX DELIMITER
        ;
        // INSERT THE UNDERSCORE INTO THE TAG NAME
        $rep
        = '$1'          // BACKREFERENCE TO GROUP 1
        . '_'           // LITERAL UNDERSCORE IN PLACE OF GROUP 2
        ;
        // PERFORM THE REPLACEMENT
        $xml =  preg_replace($rgx, $rep, $xml);
    }
    return $xml;
}

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THIS IS FROM LOT #1
THIS IS FROM LOT #2

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$client = new SoapClient("http://alize.krier.fr/AlizeWS/ExportXmlWs.asmx?wsdl", array('loginAnnonceur' => "xxxxxx",
                                            'motDePasseAnnonceur'    => "xxxxxx",
                                            'codeAgence' => "xxxxxx",
					    'trace' => 1));
$params=array();
$result = $client->GetXmlData($params);

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