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<?php
/**
* parses a WSDL file, allows access to it's data, other utility methods
*
* @author Dietrich Ayala <dietrich@ganx4.com>
* @version $Id: class.wsdl.php,v 1.1 2004/08/17 13:27:46 gjayakrishnan Exp $
* @access public
*/
class wsdl extends nusoap_base {
// URL or filename of the root of this WSDL
var $wsdl;
// define internal arrays of bindings, ports, operations, messages, etc.
var $schemas = array();
var $currentSchema;
var $message = array();
var $complexTypes = array();
var $messages = array();
var $currentMessage;
var $currentOperation;
var $portTypes = array();
var $currentPortType;
var $bindings = array();
var $currentBinding;
var $ports = array();
var $currentPort;
var $opData = array();
var $status = '';
var $documentation = false;
var $endpoint = '';
// array of wsdl docs to import
var $import = array();
// parser vars
var $parser;
var $position = 0;
var $depth = 0;
var $depth_array = array();
// for getting wsdl
var $proxyhost = '';
var $proxyport = '';
var $proxyusername = '';
var $proxypassword = '';
var $timeout = 0;
var $response_timeout = 30;
/**
* constructor
*
* @param string $wsdl WSDL document URL
* @param string $proxyhost
* @param string $proxyport
* @param string $proxyusername
* @param string $proxypassword
* @param integer $timeout set the connection timeout
* @param integer $response_timeout set the response timeout
* @access public
*/
function wsdl($wsdl = '',$proxyhost=false,$proxyport=false,$proxyusername=false,$proxypassword=false,$timeout=0,$response_timeout=30){
$this->wsdl = $wsdl;
$this->proxyhost = $proxyhost;
$this->proxyport = $proxyport;
$this->proxyusername = $proxyusername;
$this->proxypassword = $proxypassword;
$this->timeout = $timeout;
$this->response_timeout = $response_timeout;
// parse wsdl file
if ($wsdl != "") {
$this->debug('initial wsdl URL: ' . $wsdl);
$this->parseWSDL($wsdl);
}
// imports
// TODO: handle imports more properly, grabbing them in-line and nesting them
$imported_urls = array();
$imported = 1;
while ($imported > 0) {
$imported = 0;
// Schema imports
foreach ($this->schemas as $ns => $list) {
foreach ($list as $xs) {
$wsdlparts = parse_url($this->wsdl); // this is bogusly simple!
foreach ($xs->imports as $ns2 => $list2) {
for ($ii = 0; $ii < count($list2); $ii++) {
if (! $list2[$ii]['loaded']) {
$this->schemas[$ns]->imports[$ns2][$ii]['loaded'] = true;
$url = $list2[$ii]['location'];
if ($url != '') {
$urlparts = parse_url($url);
if (!isset($urlparts['host'])) {
$url = $wsdlparts['scheme'] . '://' . $wsdlparts['host'] .
substr($wsdlparts['path'],0,strrpos($wsdlparts['path'],'/') + 1) .$urlparts['path'];
}
if (! in_array($url, $imported_urls)) {
$this->parseWSDL($url);
$imported++;
$imported_urls[] = $url;
}
} else {
$this->debug("Unexpected scenario: empty URL for unloaded import");
}
}
}
}
}
}
// WSDL imports
$wsdlparts = parse_url($this->wsdl); // this is bogusly simple!
foreach ($this->import as $ns => $list) {
for ($ii = 0; $ii < count($list); $ii++) {
if (! $list[$ii]['loaded']) {
$this->import[$ns][$ii]['loaded'] = true;
$url = $list[$ii]['location'];
if ($url != '') {
$urlparts = parse_url($url);
if (!isset($urlparts['host'])) {
$url = $wsdlparts['scheme'] . '://' . $wsdlparts['host'] .
substr($wsdlparts['path'],0,strrpos($wsdlparts['path'],'/') + 1) .$urlparts['path'];
}
if (! in_array($url, $imported_urls)) {
$this->parseWSDL($url);
$imported++;
$imported_urls[] = $url;
}
} else {
$this->debug("Unexpected scenario: empty URL for unloaded import");
}
}
}
}
}
// add new data to operation data
foreach($this->bindings as $binding => $bindingData) {
if (isset($bindingData['operations']) && is_array($bindingData['operations'])) {
foreach($bindingData['operations'] as $operation => $data) {
$this->debug('post-parse data gathering for ' . $operation);
$this->bindings[$binding]['operations'][$operation]['input'] =
isset($this->bindings[$binding]['operations'][$operation]['input']) ?
array_merge($this->bindings[$binding]['operations'][$operation]['input'], $this->portTypes[ $bindingData['portType'] ][$operation]['input']) :
$this->portTypes[ $bindingData['portType'] ][$operation]['input'];
$this->bindings[$binding]['operations'][$operation]['output'] =
isset($this->bindings[$binding]['operations'][$operation]['output']) ?
array_merge($this->bindings[$binding]['operations'][$operation]['output'], $this->portTypes[ $bindingData['portType'] ][$operation]['output']) :
$this->portTypes[ $bindingData['portType'] ][$operation]['output'];
if(isset($this->messages[ $this->bindings[$binding]['operations'][$operation]['input']['message'] ])){
$this->bindings[$binding]['operations'][$operation]['input']['parts'] = $this->messages[ $this->bindings[$binding]['operations'][$operation]['input']['message'] ];
}
if(isset($this->messages[ $this->bindings[$binding]['operations'][$operation]['output']['message'] ])){
$this->bindings[$binding]['operations'][$operation]['output']['parts'] = $this->messages[ $this->bindings[$binding]['operations'][$operation]['output']['message'] ];
}
if (isset($bindingData['style'])) {
$this->bindings[$binding]['operations'][$operation]['style'] = $bindingData['style'];
}
$this->bindings[$binding]['operations'][$operation]['transport'] = isset($bindingData['transport']) ? $bindingData['transport'] : '';
$this->bindings[$binding]['operations'][$operation]['documentation'] = isset($this->portTypes[ $bindingData['portType'] ][$operation]['documentation']) ? $this->portTypes[ $bindingData['portType'] ][$operation]['documentation'] : '';
$this->bindings[$binding]['operations'][$operation]['endpoint'] = isset($bindingData['endpoint']) ? $bindingData['endpoint'] : '';
}
}
}
}
/**
* parses the wsdl document
*
* @param string $wsdl path or URL
* @access private
*/
function parseWSDL($wsdl = '')
{
if ($wsdl == '') {
$this->debug('no wsdl passed to parseWSDL()!!');
$this->setError('no wsdl passed to parseWSDL()!!');
return false;
}
// parse $wsdl for url format
$wsdl_props = parse_url($wsdl);
if (isset($wsdl_props['scheme']) && ($wsdl_props['scheme'] == 'http' || $wsdl_props['scheme'] == 'https')) {
$this->debug('getting WSDL http(s) URL ' . $wsdl);
// get wsdl
$tr = new soap_transport_http($wsdl);
$tr->request_method = 'GET';
$tr->useSOAPAction = false;
if($this->proxyhost && $this->proxyport){
$tr->setProxy($this->proxyhost,$this->proxyport,$this->proxyusername,$this->proxypassword);
}
if (isset($wsdl_props['user'])) {
$tr->setCredentials($wsdl_props['user'],$wsdl_props['pass']);
}
$wsdl_string = $tr->send('', $this->timeout, $this->response_timeout);
//$this->debug("WSDL request\n" . $tr->outgoing_payload);
//$this->debug("WSDL response\n" . $tr->incoming_payload);
$this->debug("transport debug data...\n" . $tr->debug_str);
// catch errors
if($err = $tr->getError() ){
$errstr = 'HTTP ERROR: '.$err;
$this->debug($errstr);
$this->setError($errstr);
unset($tr);
return false;
}
unset($tr);
} else {
// $wsdl is not http(s), so treat it as a file URL or plain file path
if (isset($wsdl_props['scheme']) && ($wsdl_props['scheme'] == 'file') && isset($wsdl_props['path'])) {
$path = isset($wsdl_props['host']) ? ($wsdl_props['host'] . ':' . $wsdl_props['path']) : $wsdl_props['path'];
} else {
$path = $wsdl;
}
$this->debug('getting WSDL file ' . $path);
if ($fp = @fopen($path, 'r')) {
$wsdl_string = '';
while ($data = fread($fp, 32768)) {
$wsdl_string .= $data;
}
fclose($fp);
} else {
$errstr = "Bad path to WSDL file $path";
$this->debug($errstr);
$this->setError($errstr);
return false;
}
}
// end new code added
// Create an XML parser.
$this->parser = xml_parser_create();
// Set the options for parsing the XML data.
// xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, 0);
// Set the object for the parser.
xml_set_object($this->parser, $this);
// Set the element handlers for the parser.
xml_set_element_handler($this->parser, 'start_element', 'end_element');
xml_set_character_data_handler($this->parser, 'character_data');
// Parse the XML file.
if (!xml_parse($this->parser, $wsdl_string, true)) {
// Display an error message.
$errstr = sprintf(
'XML error parsing WSDL from %s on line %d: %s',
$wsdl,
xml_get_current_line_number($this->parser),
xml_error_string(xml_get_error_code($this->parser))
);
$this->debug($errstr);
$this->debug("XML payload:\n" . $wsdl_string);
$this->setError($errstr);
return false;
}
// free the parser
xml_parser_free($this->parser);
// catch wsdl parse errors
if($this->getError()){
return false;
}
return true;
}
/**
* start-element handler
*
* @param string $parser XML parser object
* @param string $name element name
* @param string $attrs associative array of attributes
* @access private
*/
function start_element($parser, $name, $attrs)
{
if ($this->status == 'schema') {
$this->currentSchema->schemaStartElement($parser, $name, $attrs);
$this->debug_str .= $this->currentSchema->debug_str;
$this->currentSchema->debug_str = '';
} elseif (ereg('schema$', $name)) {
// $this->debug("startElement for $name ($attrs[name]). status = $this->status (".$this->getLocalPart($name).")");
$this->status = 'schema';
$this->currentSchema = new xmlschema('', '', $this->namespaces);
$this->currentSchema->schemaStartElement($parser, $name, $attrs);
$this->debug_str .= $this->currentSchema->debug_str;
$this->currentSchema->debug_str = '';
} else {
// position in the total number of elements, starting from 0
$pos = $this->position++;
$depth = $this->depth++;
// set self as current value for this depth
$this->depth_array[$depth] = $pos;
$this->message[$pos] = array('cdata' => '');
// get element prefix
if (ereg(':', $name)) {
// get ns prefix
$prefix = substr($name, 0, strpos($name, ':'));
// get ns
$namespace = isset($this->namespaces[$prefix]) ? $this->namespaces[$prefix] : '';
// get unqualified name
$name = substr(strstr($name, ':'), 1);
}
if (count($attrs) > 0) {
foreach($attrs as $k => $v) {
// if ns declarations, add to class level array of valid namespaces
if (ereg("^xmlns", $k)) {
if ($ns_prefix = substr(strrchr($k, ':'), 1)) {
$this->namespaces[$ns_prefix] = $v;
} else {
$this->namespaces['ns' . (count($this->namespaces) + 1)] = $v;
}
if ($v == 'http://www.w3.org/2001/XMLSchema' || $v == 'http://www.w3.org/1999/XMLSchema') {
$this->XMLSchemaVersion = $v;
$this->namespaces['xsi'] = $v . '-instance';
}
} //
// expand each attribute
$k = strpos($k, ':') ? $this->expandQname($k) : $k;
if ($k != 'location' && $k != 'soapAction' && $k != 'namespace') {
$v = strpos($v, ':') ? $this->expandQname($v) : $v;
}
$eAttrs[$k] = $v;
}
$attrs = $eAttrs;
} else {
$attrs = array();
}
// find status, register data
switch ($this->status) {
case 'message':
if ($name == 'part') {
if (isset($attrs['type'])) {
$this->debug("msg " . $this->currentMessage . ": found part $attrs[name]: " . implode(',', $attrs));
$this->messages[$this->currentMessage][$attrs['name']] = $attrs['type'];
}
if (isset($attrs['element'])) {
$this->messages[$this->currentMessage][$attrs['name']] = $attrs['element'];
}
}
break;
case 'portType':
switch ($name) {
case 'operation':
$this->currentPortOperation = $attrs['name'];
$this->debug("portType $this->currentPortType operation: $this->currentPortOperation");
if (isset($attrs['parameterOrder'])) {
$this->portTypes[$this->currentPortType][$attrs['name']]['parameterOrder'] = $attrs['parameterOrder'];
}
break;
case 'documentation':
$this->documentation = true;
break;
// merge input/output data
default:
$m = isset($attrs['message']) ? $this->getLocalPart($attrs['message']) : '';
$this->portTypes[$this->currentPortType][$this->currentPortOperation][$name]['message'] = $m;
break;
}
break;
case 'binding':
switch ($name) {
case 'binding':
// get ns prefix
if (isset($attrs['style'])) {
$this->bindings[$this->currentBinding]['prefix'] = $prefix;
}
$this->bindings[$this->currentBinding] = array_merge($this->bindings[$this->currentBinding], $attrs);
break;
case 'header':
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus]['headers'][] = $attrs;
break;
case 'operation':
if (isset($attrs['soapAction'])) {
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['soapAction'] = $attrs['soapAction'];
}
if (isset($attrs['style'])) {
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['style'] = $attrs['style'];
}
if (isset($attrs['name'])) {
$this->currentOperation = $attrs['name'];
$this->debug("current binding operation: $this->currentOperation");
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['name'] = $attrs['name'];
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['binding'] = $this->currentBinding;
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['endpoint'] = isset($this->bindings[$this->currentBinding]['endpoint']) ? $this->bindings[$this->currentBinding]['endpoint'] : '';
}
break;
case 'input':
$this->opStatus = 'input';
break;
case 'output':
$this->opStatus = 'output';
break;
case 'body':
if (isset($this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus])) {
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus] = array_merge($this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus], $attrs);
} else {
$this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus] = $attrs;
}
break;
}
break;
case 'service':
switch ($name) {
case 'port':
$this->currentPort = $attrs['name'];
$this->debug('current port: ' . $this->currentPort);
$this->ports[$this->currentPort]['binding'] = $this->getLocalPart($attrs['binding']);
break;
case 'address':
$this->ports[$this->currentPort]['location'] = $attrs['location'];
$this->ports[$this->currentPort]['bindingType'] = $namespace;
$this->bindings[ $this->ports[$this->currentPort]['binding'] ]['bindingType'] = $namespace;
$this->bindings[ $this->ports[$this->currentPort]['binding'] ]['endpoint'] = $attrs['location'];
break;
}
break;
}
// set status
switch ($name) {
case 'import':
if (isset($attrs['location'])) {
$this->import[$attrs['namespace']][] = array('location' => $attrs['location'], 'loaded' => false);
$this->debug('parsing import ' . $attrs['namespace']. ' - ' . $attrs['location'] . ' (' . count($this->import[$attrs['namespace']]).')');
} else {
$this->import[$attrs['namespace']][] = array('location' => '', 'loaded' => true);
if (! $this->getPrefixFromNamespace($attrs['namespace'])) {
$this->namespaces['ns'.(count($this->namespaces)+1)] = $attrs['namespace'];
}
$this->debug('parsing import ' . $attrs['namespace']. ' - [no location] (' . count($this->import[$attrs['namespace']]).')');
}
break;
//wait for schema
//case 'types':
// $this->status = 'schema';
// break;
case 'message':
$this->status = 'message';
$this->messages[$attrs['name']] = array();
$this->currentMessage = $attrs['name'];
break;
case 'portType':
$this->status = 'portType';
$this->portTypes[$attrs['name']] = array();
$this->currentPortType = $attrs['name'];
break;
case "binding":
if (isset($attrs['name'])) {
// get binding name
if (strpos($attrs['name'], ':')) {
$this->currentBinding = $this->getLocalPart($attrs['name']);
} else {
$this->currentBinding = $attrs['name'];
}
$this->status = 'binding';
$this->bindings[$this->currentBinding]['portType'] = $this->getLocalPart($attrs['type']);
$this->debug("current binding: $this->currentBinding of portType: " . $attrs['type']);
}
break;
case 'service':
$this->serviceName = $attrs['name'];
$this->status = 'service';
$this->debug('current service: ' . $this->serviceName);
break;
case 'definitions':
foreach ($attrs as $name => $value) {
$this->wsdl_info[$name] = $value;
}
break;
}
}
}
/**
* end-element handler
*
* @param string $parser XML parser object
* @param string $name element name
* @access private
*/
function end_element($parser, $name){
// unset schema status
if (/*ereg('types$', $name) ||*/ ereg('schema$', $name)) {
$this->status = "";
$this->schemas[$this->currentSchema->schemaTargetNamespace][] = $this->currentSchema;
}
if ($this->status == 'schema') {
$this->currentSchema->schemaEndElement($parser, $name);
} else {
// bring depth down a notch
$this->depth--;
}
// end documentation
if ($this->documentation) {
//TODO: track the node to which documentation should be assigned; it can be a part, message, etc.
//$this->portTypes[$this->currentPortType][$this->currentPortOperation]['documentation'] = $this->documentation;
$this->documentation = false;
}
}
/**
* element content handler
*
* @param string $parser XML parser object
* @param string $data element content
* @access private
*/
function character_data($parser, $data)
{
$pos = isset($this->depth_array[$this->depth]) ? $this->depth_array[$this->depth] : 0;
if (isset($this->message[$pos]['cdata'])) {
$this->message[$pos]['cdata'] .= $data;
}
if ($this->documentation) {
$this->documentation .= $data;
}
}
function getBindingData($binding)
{
if (is_array($this->bindings[$binding])) {
return $this->bindings[$binding];
}
}
/**
* returns an assoc array of operation names => operation data
*
* @param string $bindingType eg: soap, smtp, dime (only soap is currently supported)
* @return array
* @access public
*/
function getOperations($bindingType = 'soap')
{
$ops = array();
if ($bindingType == 'soap') {
$bindingType = 'http://schemas.xmlsoap.org/wsdl/soap/';
}
// loop thru ports
foreach($this->ports as $port => $portData) {
// binding type of port matches parameter
if ($portData['bindingType'] == $bindingType) {
//$this->debug("getOperations for port $port");
//$this->debug("port data: " . $this->varDump($portData));
//$this->debug("bindings: " . $this->varDump($this->bindings[ $portData['binding'] ]));
// merge bindings
if (isset($this->bindings[ $portData['binding'] ]['operations'])) {
$ops = array_merge ($ops, $this->bindings[ $portData['binding'] ]['operations']);
}
}
}
return $ops;
}
/**
* returns an associative array of data necessary for calling an operation
*
* @param string $operation , name of operation
* @param string $bindingType , type of binding eg: soap
* @return array
* @access public
*/
function getOperationData($operation, $bindingType = 'soap')
{
if ($bindingType == 'soap') {
$bindingType = 'http://schemas.xmlsoap.org/wsdl/soap/';
}
// loop thru ports
foreach($this->ports as $port => $portData) {
// binding type of port matches parameter
if ($portData['bindingType'] == $bindingType) {
// get binding
//foreach($this->bindings[ $portData['binding'] ]['operations'] as $bOperation => $opData) {
foreach(array_keys($this->bindings[ $portData['binding'] ]['operations']) as $bOperation) {
if ($operation == $bOperation) {
$opData = $this->bindings[ $portData['binding'] ]['operations'][$operation];
return $opData;
}
}
}
}
}
/**
* returns an array of information about a given type
* returns false if no type exists by the given name
*
* typeDef = array(
* 'elements' => array(), // refs to elements array
* 'restrictionBase' => '',
* 'phpType' => '',
* 'order' => '(sequence|all)',
* 'attrs' => array() // refs to attributes array
* )
*
* @param $type string
* @param $ns string
* @return mixed
* @access public
* @see xmlschema
*/
function getTypeDef($type, $ns) {
if ((! $ns) && isset($this->namespaces['tns'])) {
$ns = $this->namespaces['tns'];
}
if (isset($this->schemas[$ns])) {
foreach ($this->schemas[$ns] as $xs) {
$t = $xs->getTypeDef($type);
$this->debug_str .= $xs->debug_str;
$xs->debug_str = '';
if ($t) {
return $t;
}
}
}
return false;
}
/**
* serialize the parsed wsdl
*
* @return string , serialization of WSDL
* @access public
*/
function serialize()
{
$xml = '<?xml version="1.0" encoding="ISO-8859-1"?><definitions';
foreach($this->namespaces as $k => $v) {
$xml .= " xmlns:$k=\"$v\"";
}
// 10.9.02 - add poulter fix for wsdl and tns declarations
if (isset($this->namespaces['wsdl'])) {
$xml .= " xmlns=\"" . $this->namespaces['wsdl'] . "\"";
}
if (isset($this->namespaces['tns'])) {
$xml .= " targetNamespace=\"" . $this->namespaces['tns'] . "\"";
}
$xml .= '>';
// imports
if (sizeof($this->import) > 0) {
foreach($this->import as $ns => $list) {
foreach ($list as $ii) {
if ($ii['location'] != '') {
$xml .= '<import location="' . $ii['location'] . '" namespace="' . $ns . '" />';
} else {
$xml .= '<import namespace="' . $ns . '" />';
}
}
}
}
// types
if (count($this->schemas)>=1) {
$xml .= '<types>';
foreach ($this->schemas as $ns => $list) {
foreach ($list as $xs) {
$xml .= $xs->serializeSchema();
}
}
$xml .= '</types>';
}
// messages
if (count($this->messages) >= 1) {
foreach($this->messages as $msgName => $msgParts) {
$xml .= '<message name="' . $msgName . '">';
if(is_array($msgParts)){
foreach($msgParts as $partName => $partType) {
// print 'serializing '.$partType.', sv: '.$this->XMLSchemaVersion.'<br>';
if (strpos($partType, ':')) {
$typePrefix = $this->getPrefixFromNamespace($this->getPrefix($partType));
} elseif (isset($this->typemap[$this->namespaces['xsd']][$partType])) {
// print 'checking typemap: '.$this->XMLSchemaVersion.'<br>';
$typePrefix = 'xsd';
} else {
foreach($this->typemap as $ns => $types) {
if (isset($types[$partType])) {
$typePrefix = $this->getPrefixFromNamespace($ns);
}
}
if (!isset($typePrefix)) {
die("$partType has no namespace!");
}
}
$xml .= '<part name="' . $partName . '" type="' . $typePrefix . ':' . $this->getLocalPart($partType) . '" />';
}
}
$xml .= '</message>';
}
}
// bindings & porttypes
if (count($this->bindings) >= 1) {
$binding_xml = '';
$portType_xml = '';
foreach($this->bindings as $bindingName => $attrs) {
$binding_xml .= '<binding name="' . $bindingName . '" type="tns:' . $attrs['portType'] . '">';
$binding_xml .= '<soap:binding style="' . $attrs['style'] . '" transport="' . $attrs['transport'] . '"/>';
$portType_xml .= '<portType name="' . $attrs['portType'] . '">';
foreach($attrs['operations'] as $opName => $opParts) {
$binding_xml .= '<operation name="' . $opName . '">';
$binding_xml .= '<soap:operation soapAction="' . $opParts['soapAction'] . '" style="'. $attrs['style'] . '"/>';
if (isset($opParts['input']['encodingStyle']) && $opParts['input']['encodingStyle'] != '') {
$enc_style = ' encodingStyle="' . $opParts['input']['encodingStyle'] . '"';
} else {
$enc_style = '';
}
$binding_xml .= '<input><soap:body use="' . $opParts['input']['use'] . '" namespace="' . $opParts['input']['namespace'] . '"' . $enc_style . '/></input>';
if (isset($opParts['output']['encodingStyle']) && $opParts['output']['encodingStyle'] != '') {
$enc_style = ' encodingStyle="' . $opParts['output']['encodingStyle'] . '"';
} else {
$enc_style = '';
}
$binding_xml .= '<output><soap:body use="' . $opParts['output']['use'] . '" namespace="' . $opParts['output']['namespace'] . '"' . $enc_style . '/></output>';
$binding_xml .= '</operation>';
$portType_xml .= '<operation name="' . $opParts['name'] . '"';
if (isset($opParts['parameterOrder'])) {
$portType_xml .= ' parameterOrder="' . $opParts['parameterOrder'] . '"';
}
$portType_xml .= '>';
if(isset($opParts['documentation']) && $opParts['documentation'] != '') {
$portType_xml .= '<documentation>' . htmlspecialchars($opParts['documentation']) . '</documentation>';
}
$portType_xml .= '<input message="tns:' . $opParts['input']['message'] . '"/>';
$portType_xml .= '<output message="tns:' . $opParts['output']['message'] . '"/>';
$portType_xml .= '</operation>';
}
$portType_xml .= '</portType>';
$binding_xml .= '</binding>';
}
$xml .= $portType_xml . $binding_xml;
}
// services
$xml .= '<service name="' . $this->serviceName . '">';
if (count($this->ports) >= 1) {
foreach($this->ports as $pName => $attrs) {
$xml .= '<port name="' . $pName . '" binding="tns:' . $attrs['binding'] . '">';
$xml .= '<soap:address location="' . $attrs['location'] . '"/>';
$xml .= '</port>';
}
}
$xml .= '</service>';
return $xml . '</definitions>';
}
/**
* serialize a PHP value according to a WSDL message definition
*
* TODO
* - multi-ref serialization
* - validate PHP values against type definitions, return errors if invalid
*
* @param string $ type name
* @param mixed $ param value
* @return mixed new param or false if initial value didn't validate
*/
function serializeRPCParameters($operation, $direction, $parameters)
{
$this->debug('in serializeRPCParameters with operation '.$operation.', direction '.$direction.' and '.count($parameters).' param(s), and xml schema version ' . $this->XMLSchemaVersion);
if ($direction != 'input' && $direction != 'output') {
$this->debug('The value of the \$direction argument needs to be either "input" or "output"');
$this->setError('The value of the \$direction argument needs to be either "input" or "output"');
return false;
}
if (!$opData = $this->getOperationData($operation)) {
$this->debug('Unable to retrieve WSDL data for operation: ' . $operation);
$this->setError('Unable to retrieve WSDL data for operation: ' . $operation);
return false;
}
$this->debug($this->varDump($opData));
// Get encoding style for output and set to current
$encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
if(($direction == 'input') && isset($opData['output']['encodingStyle']) && ($opData['output']['encodingStyle'] != $encodingStyle)) {
$encodingStyle = $opData['output']['encodingStyle'];
$enc_style = $encodingStyle;
}
// set input params
$xml = '';
if (isset($opData[$direction]['parts']) && sizeof($opData[$direction]['parts']) > 0) {
$use = $opData[$direction]['use'];
$this->debug("use=$use");
$this->debug('got ' . count($opData[$direction]['parts']) . ' part(s)');
if (is_array($parameters)) {
$parametersArrayType = $this->isArraySimpleOrStruct($parameters);
$this->debug('have ' . $parametersArrayType . ' parameters');
foreach($opData[$direction]['parts'] as $name => $type) {
$this->debug('serializing part "'.$name.'" of type "'.$type.'"');
// Track encoding style
if (isset($opData[$direction]['encodingStyle']) && $encodingStyle != $opData[$direction]['encodingStyle']) {
$encodingStyle = $opData[$direction]['encodingStyle'];
$enc_style = $encodingStyle;
} else {
$enc_style = false;
}
// NOTE: add error handling here
// if serializeType returns false, then catch global error and fault
if ($parametersArrayType == 'arraySimple') {
$p = array_shift($parameters);
$this->debug('calling serializeType w/indexed param');
$xml .= $this->serializeType($name, $type, $p, $use, $enc_style);
} elseif (isset($parameters[$name])) {
$this->debug('calling serializeType w/named param');
$xml .= $this->serializeType($name, $type, $parameters[$name], $use, $enc_style);
} else {
// TODO: only send nillable
$this->debug('calling serializeType w/null param');
$xml .= $this->serializeType($name, $type, null, $use, $enc_style);
}
}
} else {
$this->debug('no parameters passed.');
}
}
return $xml;
}
/**
* serialize a PHP value according to a WSDL message definition
*
* TODO
* - multi-ref serialization
* - validate PHP values against type definitions, return errors if invalid
*
* @param string $ type name
* @param mixed $ param value
* @return mixed new param or false if initial value didn't validate
*/
function serializeParameters($operation, $direction, $parameters)
{
$this->debug('in serializeParameters with operation '.$operation.', direction '.$direction.' and '.count($parameters).' param(s), and xml schema version ' . $this->XMLSchemaVersion);
if ($direction != 'input' && $direction != 'output') {
$this->debug('The value of the \$direction argument needs to be either "input" or "output"');
$this->setError('The value of the \$direction argument needs to be either "input" or "output"');
return false;
}
if (!$opData = $this->getOperationData($operation)) {
$this->debug('Unable to retrieve WSDL data for operation: ' . $operation);
$this->setError('Unable to retrieve WSDL data for operation: ' . $operation);
return false;
}
$this->debug($this->varDump($opData));
// Get encoding style for output and set to current
$encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
if(($direction == 'input') && isset($opData['output']['encodingStyle']) && ($opData['output']['encodingStyle'] != $encodingStyle)) {
$encodingStyle = $opData['output']['encodingStyle'];
$enc_style = $encodingStyle;
}
// set input params
$xml = '';
if (isset($opData[$direction]['parts']) && sizeof($opData[$direction]['parts']) > 0) {
$use = $opData[$direction]['use'];
$this->debug("use=$use");
$this->debug('got ' . count($opData[$direction]['parts']) . ' part(s)');
if (is_array($parameters)) {
$parametersArrayType = $this->isArraySimpleOrStruct($parameters);
$this->debug('have ' . $parametersArrayType . ' parameters');
foreach($opData[$direction]['parts'] as $name => $type) {
$this->debug('serializing part "'.$name.'" of type "'.$type.'"');
// Track encoding style
if(isset($opData[$direction]['encodingStyle']) && $encodingStyle != $opData[$direction]['encodingStyle']) {
$encodingStyle = $opData[$direction]['encodingStyle'];
$enc_style = $encodingStyle;
} else {
$enc_style = false;
}
// NOTE: add error handling here
// if serializeType returns false, then catch global error and fault
if ($parametersArrayType == 'arraySimple') {
$p = array_shift($parameters);
$this->debug('calling serializeType w/indexed param');
$xml .= $this->serializeType($name, $type, $p, $use, $enc_style);
} elseif (isset($parameters[$name])) {
$this->debug('calling serializeType w/named param');
$xml .= $this->serializeType($name, $type, $parameters[$name], $use, $enc_style);
} else {
// TODO: only send nillable
$this->debug('calling serializeType w/null param');
$xml .= $this->serializeType($name, $type, null, $use, $enc_style);
}
}
} else {
$this->debug('no parameters passed.');
}
}
return $xml;
}
/**
* serializes a PHP value according a given type definition
*
* @param string $name , name of type (part)
* @param string $type , type of type, heh (type or element)
* @param mixed $value , a native PHP value (parameter value)
* @param string $use , use for part (encoded|literal)
* @param string $encodingStyle , use to add encoding changes to serialisation
* @return string serialization
* @access public
*/
function serializeType($name, $type, $value, $use='encoded', $encodingStyle=false)
{
$this->debug("in serializeType: $name, $type, $value, $use, $encodingStyle");
if($use == 'encoded' && $encodingStyle) {
$encodingStyle = ' SOAP-ENV:encodingStyle="' . $encodingStyle . '"';
}
// if a soap_val has been supplied, let its type override the WSDL
if (is_object($value) && get_class($value) == 'soapval') {
// TODO: get attributes from soapval?
if ($value->type_ns) {
$type = $value->type_ns . ':' . $value->type;
} else {
$type = $value->type;
}
$value = $value->value;
$forceType = true;
$this->debug("in serializeType: soapval overrides type to $type, value to $value");
} else {
$forceType = false;
}
$xml = '';
if (strpos($type, ':')) {
$uqType = substr($type, strrpos($type, ':') + 1);
$ns = substr($type, 0, strrpos($type, ':'));
$this->debug("got a prefixed type: $uqType, $ns");
if ($this->getNamespaceFromPrefix($ns)) {
$ns = $this->getNamespaceFromPrefix($ns);
$this->debug("expanded prefixed type: $uqType, $ns");
}
if($ns == $this->XMLSchemaVersion){
if (is_null($value)) {
if ($use == 'literal') {
// TODO: depends on nillable
return "<$name/>";
} else {
return "<$name xsi:nil=\"true\"/>";
}
}
if ($uqType == 'boolean' && !$value) {
$value = 'false';
} elseif ($uqType == 'boolean') {
$value = 'true';
}
if ($uqType == 'string' && gettype($value) == 'string') {
$value = $this->expandEntities($value);
}
// it's a scalar
// TODO: what about null/nil values?
// check type isn't a custom type extending xmlschema namespace
if (!$this->getTypeDef($uqType, $ns)) {
if ($use == 'literal') {
if ($forceType) {
return "<$name xsi:type=\"" . $this->getPrefixFromNamespace($this->XMLSchemaVersion) . ":$uqType\">$value</$name>";
} else {
return "<$name>$value</$name>";
}
} else {
return "<$name xsi:type=\"" . $this->getPrefixFromNamespace($this->XMLSchemaVersion) . ":$uqType\"$encodingStyle>$value</$name>";
}
}
} else if ($ns == 'http://xml.apache.org/xml-soap') {
if ($uqType == 'Map') {
$contents = '';
foreach($value as $k => $v) {
$this->debug("serializing map element: key $k, value $v");
$contents .= '<item>';
$contents .= $this->serialize_val($k,'key',false,false,false,false,$use);
$contents .= $this->serialize_val($v,'value',false,false,false,false,$use);
$contents .= '</item>';
}
if ($use == 'literal') {
if ($forceType) {
return "<$name xsi:type=\"" . $this->getPrefixFromNamespace('http://xml.apache.org/xml-soap') . ":$uqType\">$contents</$name>";
} else {
return "<$name>$contents</$name>";
}
} else {
return "<$name xsi:type=\"" . $this->getPrefixFromNamespace('http://xml.apache.org/xml-soap') . ":$uqType\"$encodingStyle>$contents</$name>";
}
}
}
} else {
$this->debug("No namespace for type $type");
$ns = '';
$uqType = $type;
}
if(!$typeDef = $this->getTypeDef($uqType, $ns)){
$this->setError("$type ($uqType) is not a supported type.");
$this->debug("$type ($uqType) is not a supported type.");
return false;
} else {
foreach($typeDef as $k => $v) {
$this->debug("typedef, $k: $v");
}
}
$phpType = $typeDef['phpType'];
$this->debug("serializeType: uqType: $uqType, ns: $ns, phptype: $phpType, arrayType: " . (isset($typeDef['arrayType']) ? $typeDef['arrayType'] : '') );
// if php type == struct, map value to the <all> element names
if ($phpType == 'struct') {
if (isset($typeDef['typeClass']) && $typeDef['typeClass'] == 'element') {
$elementName = $uqType;
if (isset($typeDef['form']) && ($typeDef['form'] == 'qualified')) {
$elementNS = " xmlns=\"$ns\"";
}
} else {
$elementName = $name;
$elementNS = '';
}
if (is_null($value)) {
if ($use == 'literal') {
// TODO: depends on nillable
return "<$elementName$elementNS/>";
} else {
return "<$elementName$elementNS xsi:nil=\"true\"/>";
}
}
if ($use == 'literal') {
if ($forceType) {
$xml = "<$elementName$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\">";
} else {
$xml = "<$elementName$elementNS>";
}
} else {
$xml = "<$elementName$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\"$encodingStyle>";
}
if (isset($typeDef['elements']) && is_array($typeDef['elements'])) {
if (is_array($value)) {
$xvalue = $value;
} elseif (is_object($value)) {
$xvalue = get_object_vars($value);
} else {
$this->debug("value is neither an array nor an object for XML Schema type $ns:$uqType");
$xvalue = array();
}
// toggle whether all elements are present - ideally should validate against schema
if(count($typeDef['elements']) != count($xvalue)){
$optionals = true;
}
foreach($typeDef['elements'] as $eName => $attrs) {
// if user took advantage of a minOccurs=0, then only serialize named parameters
if(isset($optionals) && !isset($xvalue[$eName])){
// do nothing
} else {
// get value
if (isset($xvalue[$eName])) {
$v = $xvalue[$eName];
} else {
$v = null;
}
// TODO: if maxOccurs > 1 (not just unbounded), then allow serialization of an array
if (isset($attrs['maxOccurs']) && $attrs['maxOccurs'] == 'unbounded' && isset($v) && is_array($v) && $this->isArraySimpleOrStruct($v) == 'arraySimple') {
$vv = $v;
foreach ($vv as $k => $v) {
if (isset($attrs['type'])) {
// serialize schema-defined type
$xml .= $this->serializeType($eName, $attrs['type'], $v, $use, $encodingStyle);
} else {
// serialize generic type
$this->debug("calling serialize_val() for $v, $eName, false, false, false, false, $use");
$xml .= $this->serialize_val($v, $eName, false, false, false, false, $use);
}
}
} else {
if (isset($attrs['type'])) {
// serialize schema-defined type
$xml .= $this->serializeType($eName, $attrs['type'], $v, $use, $encodingStyle);
} else {
// serialize generic type
$this->debug("calling serialize_val() for $v, $eName, false, false, false, false, $use");
$xml .= $this->serialize_val($v, $eName, false, false, false, false, $use);
}
}
}
}
} else {
$this->debug("Expected elements for XML Schema type $ns:$uqType");
}
$xml .= "</$elementName>";
} elseif ($phpType == 'array') {
if (isset($typeDef['form']) && ($typeDef['form'] == 'qualified')) {
$elementNS = " xmlns=\"$ns\"";
} else {
$elementNS = '';
}
if (is_null($value)) {
if ($use == 'literal') {
// TODO: depends on nillable
return "<$name$elementNS/>";
} else {
return "<$name$elementNS xsi:nil=\"true\"/>";
}
}
if (isset($typeDef['multidimensional'])) {
$nv = array();
foreach($value as $v) {
$cols = ',' . sizeof($v);
$nv = array_merge($nv, $v);
}
$value = $nv;
} else {
$cols = '';
}
if (is_array($value) && sizeof($value) >= 1) {
$rows = sizeof($value);
$contents = '';
foreach($value as $k => $v) {
$this->debug("serializing array element: $k, $v of type: $typeDef[arrayType]");
//if (strpos($typeDef['arrayType'], ':') ) {
if (!in_array($typeDef['arrayType'],$this->typemap['http://www.w3.org/2001/XMLSchema'])) {
$contents .= $this->serializeType('item', $typeDef['arrayType'], $v, $use);
} else {
$contents .= $this->serialize_val($v, 'item', $typeDef['arrayType'], null, $this->XMLSchemaVersion, false, $use);
}
}
$this->debug('contents: '.$this->varDump($contents));
} else {
$rows = 0;
$contents = null;
}
// TODO: for now, an empty value will be serialized as a zero element
// array. Revisit this when coding the handling of null/nil values.
if ($use == 'literal') {
$xml = "<$name$elementNS>"
.$contents
."</$name>";
} else {
$xml = "<$name$elementNS xsi:type=\"".$this->getPrefixFromNamespace('http://schemas.xmlsoap.org/soap/encoding/').':Array" '.
$this->getPrefixFromNamespace('http://schemas.xmlsoap.org/soap/encoding/')
.':arrayType="'
.$this->getPrefixFromNamespace($this->getPrefix($typeDef['arrayType']))
.":".$this->getLocalPart($typeDef['arrayType'])."[$rows$cols]\">"
.$contents
."</$name>";
}
} elseif ($phpType == 'scalar') {
if (isset($typeDef['form']) && ($typeDef['form'] == 'qualified')) {
$elementNS = " xmlns=\"$ns\"";
} else {
$elementNS = '';
}
if ($use == 'literal') {
if ($forceType) {
return "<$name$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\">$value</$name>";
} else {
return "<$name$elementNS>$value</$name>";
}
} else {
return "<$name$elementNS xsi:type=\"" . $this->getPrefixFromNamespace($ns) . ":$uqType\"$encodingStyle>$value</$name>";
}
}
$this->debug('returning: '.$this->varDump($xml));
return $xml;
}
/**
* adds an XML Schema complex type to the WSDL types
*
* @param name
* @param typeClass (complexType|simpleType|attribute)
* @param phpType: currently supported are array and struct (php assoc array)
* @param compositor (all|sequence|choice)
* @param restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
* @param elements = array ( name = array(name=>'',type=>'') )
* @param attrs = array(
* array(
* 'ref' => "http://schemas.xmlsoap.org/soap/encoding/:arrayType",
* "http://schemas.xmlsoap.org/wsdl/:arrayType" => "string[]"
* )
* )
* @param arrayType: namespace:name (http://www.w3.org/2001/XMLSchema:string)
* @see xmlschema
*
*/
function addComplexType($name,$typeClass='complexType',$phpType='array',$compositor='',$restrictionBase='',$elements=array(),$attrs=array(),$arrayType='') {
if (count($elements) > 0) {
foreach($elements as $n => $e){
// expand each element
foreach ($e as $k => $v) {
$k = strpos($k,':') ? $this->expandQname($k) : $k;
$v = strpos($v,':') ? $this->expandQname($v) : $v;
$ee[$k] = $v;
}
$eElements[$n] = $ee;
}
$elements = $eElements;
}
if (count($attrs) > 0) {
foreach($attrs as $n => $a){
// expand each attribute
foreach ($a as $k => $v) {
$k = strpos($k,':') ? $this->expandQname($k) : $k;
$v = strpos($v,':') ? $this->expandQname($v) : $v;
$aa[$k] = $v;
}
$eAttrs[$n] = $aa;
}
$attrs = $eAttrs;
}
$restrictionBase = strpos($restrictionBase,':') ? $this->expandQname($restrictionBase) : $restrictionBase;
$arrayType = strpos($arrayType,':') ? $this->expandQname($arrayType) : $arrayType;
$typens = isset($this->namespaces['types']) ? $this->namespaces['types'] : $this->namespaces['tns'];
$this->schemas[$typens][0]->addComplexType($name,$typeClass,$phpType,$compositor,$restrictionBase,$elements,$attrs,$arrayType);
}
/**
* adds an XML Schema simple type to the WSDL types
*
* @param name
* @param restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
* @param typeClass (simpleType)
* @param phpType: (scalar)
* @see xmlschema
*
*/
function addSimpleType($name, $restrictionBase='', $typeClass='simpleType', $phpType='scalar') {
$restrictionBase = strpos($restrictionBase,':') ? $this->expandQname($restrictionBase) : $restrictionBase;
$typens = isset($this->namespaces['types']) ? $this->namespaces['types'] : $this->namespaces['tns'];
$this->schemas[$typens][0]->addSimpleType($name, $restrictionBase, $typeClass, $phpType);
}
/**
* register a service with the server
*
* @param string $methodname
* @param string $in assoc array of input values: key = param name, value = param type
* @param string $out assoc array of output values: key = param name, value = param type
* @param string $namespace optional The namespace for the operation
* @param string $soapaction optional The soapaction for the operation
* @param string $style (rpc|document) optional The style for the operation
* @param string $use (encoded|literal) optional The use for the parameters (cannot mix right now)
* @param string $documentation optional The description to include in the WSDL
* @access public
*/
function addOperation($name, $in = false, $out = false, $namespace = false, $soapaction = false, $style = 'rpc', $use = 'encoded', $documentation = ''){
if ($style == 'rpc' && $use == 'encoded') {
$encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
} else {
$encodingStyle = '';
}
// get binding
$this->bindings[ $this->serviceName . 'Binding' ]['operations'][$name] =
array(
'name' => $name,
'binding' => $this->serviceName . 'Binding',
'endpoint' => $this->endpoint,
'soapAction' => $soapaction,
'style' => $style,
'input' => array(
'use' => $use,
'namespace' => $namespace,
'encodingStyle' => $encodingStyle,
'message' => $name . 'Request',
'parts' => $in),
'output' => array(
'use' => $use,
'namespace' => $namespace,
'encodingStyle' => $encodingStyle,
'message' => $name . 'Response',
'parts' => $out),
'namespace' => $namespace,
'transport' => 'http://schemas.xmlsoap.org/soap/http',
'documentation' => $documentation);
// add portTypes
// add messages
if($in)
{
foreach($in as $pName => $pType)
{
if(strpos($pType,':')) {
$pType = $this->getNamespaceFromPrefix($this->getPrefix($pType)).":".$this->getLocalPart($pType);
}
$this->messages[$name.'Request'][$pName] = $pType;
}
} else {
$this->messages[$name.'Request']= '0';
}
if($out)
{
foreach($out as $pName => $pType)
{
if(strpos($pType,':')) {
$pType = $this->getNamespaceFromPrefix($this->getPrefix($pType)).":".$this->getLocalPart($pType);
}
$this->messages[$name.'Response'][$pName] = $pType;
}
} else {
$this->messages[$name.'Response']= '0';
}
return true;
}
}
?>