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<?php
/**
* This file contains the code for dealing with WSDL access and services.
*
* PHP versions 4 and 5
*
* LICENSE: This source file is subject to version 2.02 of the PHP license,
* that is bundled with this package in the file LICENSE, and is available at
* through the world-wide-web at http://www.php.net/license/2_02.txt. If you
* did not receive a copy of the PHP license and are unable to obtain it
* through the world-wide-web, please send a note to license@php.net so we can
* mail you a copy immediately.
*
* @category Web Services
* @package SOAP
* @author Dietrich Ayala <dietrich@ganx4.com> Original Author
* @author Shane Caraveo <Shane@Caraveo.com> Port to PEAR and more
* @author Chuck Hagenbuch <chuck@horde.org> Maintenance
* @author Jan Schneider <jan@horde.org> Maintenance
* @copyright 2003-2005 The PHP Group
* @license http://www.php.net/license/2_02.txt PHP License 2.02
* @link http://pear.php.net/package/SOAP
*/
require_once 'SOAP/Base.php';
require_once 'SOAP/Fault.php';
require_once 'HTTP/Request.php';
define('WSDL_CACHE_MAX_AGE', 43200);
/**
* This class parses WSDL files, and can be used by SOAP::Client to properly
* register soap values for services.
*
* Originally based on SOAPx4 by Dietrich Ayala
* http://dietrich.ganx4.com/soapx4
*
* @todo
* - add wsdl caching
* - refactor namespace handling ($namespace/$ns)
* - implement IDL type syntax declaration so we can generate WSDL
*
* @access public
* @package SOAP
* @author Shane Caraveo <shane@php.net> Conversion to PEAR and updates
* @author Dietrich Ayala <dietrich@ganx4.com> Original Author
*/
class SOAP_WSDL extends SOAP_Base
{
var $tns = null;
var $definition = array();
var $namespaces = array();
var $ns = array();
var $xsd = SOAP_XML_SCHEMA_VERSION;
var $complexTypes = array();
var $elements = array();
var $messages = array();
var $portTypes = array();
var $bindings = array();
var $imports = array();
var $services = array();
var $service = '';
/**
* URL to WSDL file.
*
* @var string
*/
var $uri;
/**
* Parse documentation in the WSDL?
*
* @var boolean
*/
var $docs;
/**
* Proxy parameters.
*
* @var array
*/
var $proxy;
/**
* Enable tracing in the generated proxy class?
*
* @var boolean
*/
var $trace = false;
/**
* Use WSDL cache?
*
* @var boolean
*/
var $cacheUse;
/**
* WSDL cache directory.
*
* @var string
*/
var $cacheDir;
/**
* Cache maximum lifetime (in seconds).
*
* @var integer
*/
var $cacheMaxAge;
/**
* Class to use for WSDL parsing. Can be overridden for special cases,
* subclasses, etc.
*
* @var string
*/
var $wsdlParserClass = 'SOAP_WSDL_Parser';
/**
* Reserved PHP keywords.
*
* @link http://www.php.net/manual/en/reserved.php
*
* @var array
*/
var $_reserved = array('abstract', 'and', 'array', 'as', 'break', 'case',
'catch', 'cfunction', 'class', 'clone', 'const',
'continue', 'declare', 'default', 'die', 'do',
'echo', 'else', 'elseif', 'empty', 'enddeclare',
'endfor', 'endforeach', 'endif', 'endswitch',
'endwhile', 'eval', 'exception', 'exit', 'extends',
'final', 'for', 'foreach', 'function', 'global',
'if', 'implements', 'include', 'include_once',
'interface', 'isset', 'list', 'new', 'old_function',
'or', 'php_user_filter', 'print', 'private',
'protected', 'public', 'require', 'require_once',
'return', 'static', 'switch', 'this', 'throw',
'try', 'unset', 'use', 'var', 'while', 'xor');
/**
* Regular expressions for invalid PHP labels.
*
* @link http://www.php.net/manual/en/language.variables.php.
*
* @var string
*/
var $_invalid = array('/^[^a-zA-Z_\x7f-\xff]/', '/[^a-zA-Z0-9_\x7f-\xff]/');
/**
* SOAP_WSDL constructor.
*
* @param string $wsdl_uri URL to WSDL file.
* @param array $proxy Options for HTTP_Request class
* @see HTTP_Request.
* @param boolean|string $cacheUse Use WSDL caching? The cache directory
* if a string.
* @param integer $cacheMaxAge Cache maximum lifetime (in seconds).
* @param boolean $docs Parse documentation in the WSDL?
*
* @access public
*/
function SOAP_WSDL($wsdl_uri = false,
$proxy = array(),
$cacheUse = false,
$cacheMaxAge = WSDL_CACHE_MAX_AGE,
$docs = false)
{
parent::SOAP_Base('WSDL');
$this->uri = $wsdl_uri;
$this->proxy = $proxy;
$this->cacheUse = !empty($cacheUse);
$this->cacheMaxAge = $cacheMaxAge;
$this->docs = $docs;
if (is_string($cacheUse)) {
$this->cacheDir = $cacheUse;
}
if ($wsdl_uri) {
if (!PEAR::isError($this->parseURL($wsdl_uri))) {
reset($this->services);
$this->service = key($this->services);
}
}
}
/**
* @deprecated Use setService().
*/
function set_service($service)
{
$this->setService($service);
}
/**
* Sets the service currently to be used.
*
* @param string $service An (existing) service name.
*/
function setService($service)
{
if (array_key_exists($service, $this->services)) {
$this->service = $service;
}
}
/**
* Fills the WSDL array tree with data from a WSDL file.
*
* @param string $wsdl_uri URL to WSDL file.
* @param array $proxy Contains options for HTTP_Request class
* @see HTTP_Request.
*/
function parseURL($wsdl_uri, $proxy = array())
{
$parser =& new $this->wsdlParserClass($wsdl_uri, $this, $this->docs);
if ($parser->fault) {
$this->_raiseSoapFault($parser->fault);
}
}
/**
* Fills the WSDL array tree with data from one or more PHP class objects.
*
* @param mixed $wsdl_obj An object or array of objects to add to
* the internal WSDL tree.
* @param string $targetNamespace The target namespace of schema types
* etc.
* @param string $service_name Name of the WSDL service.
* @param string $service_desc Optional description of the WSDL
* service.
*/
function parseObject(&$wsdl_obj, $targetNamespace, $service_name,
$service_desc = '')
{
$parser =& new SOAP_WSDL_ObjectParser($wsdl_obj, $this,
$targetNamespace, $service_name,
$service_desc);
if ($parser->fault) {
$this->_raiseSoapFault($parser->fault);
}
}
function getEndpoint($portName)
{
if ($this->_isfault()) {
return $this->_getfault();
}
return (isset($this->services[$this->service]['ports'][$portName]['address']['location']))
? $this->services[$this->service]['ports'][$portName]['address']['location']
: $this->_raiseSoapFault("No endpoint for port for $portName", $this->uri);
}
function _getPortName($operation, $service)
{
if (isset($this->services[$service]['ports'])) {
$ports = $this->services[$service]['ports'];
foreach ($ports as $port => $portAttrs) {
$type = $ports[$port]['type'];
if ($type == 'soap' &&
isset($this->bindings[$portAttrs['binding']]['operations'][$operation])) {
return $port;
}
}
}
return null;
}
/**
* Finds the name of the first port that contains an operation of name
* $operation. Always returns a SOAP portName.
*/
function getPortName($operation, $service = null)
{
if ($this->_isfault()) {
return $this->_getfault();
}
if (!$service) {
$service = $this->service;
}
if (isset($this->services[$service]['ports'])) {
if ($portName = $this->_getPortName($operation, $service)) {
return $portName;
}
}
// Try any service in the WSDL.
foreach ($this->services as $serviceName => $service) {
if (isset($this->services[$serviceName]['ports'])) {
if ($portName = $this->_getPortName($operation, $serviceName)) {
$this->service = $serviceName;
return $portName;
}
}
}
return $this->_raiseSoapFault("No operation $operation in WSDL.", $this->uri);
}
function getOperationData($portName, $operation)
{
if ($this->_isfault()) {
return $this->_getfault();
}
if (!isset($this->services[$this->service]['ports'][$portName]['binding']) ||
!($binding = $this->services[$this->service]['ports'][$portName]['binding'])) {
return $this->_raiseSoapFault("No binding for port $portName in WSDL.", $this->uri);
}
// Get operation data from binding.
if (is_array($this->bindings[$binding]['operations'][$operation])) {
$opData = $this->bindings[$binding]['operations'][$operation];
}
// get operation data from porttype
$portType = $this->bindings[$binding]['type'];
if (!$portType) {
return $this->_raiseSoapFault("No port type for binding $binding in WSDL.", $this->uri);
}
if (is_array($type = $this->portTypes[$portType][$operation])) {
if (isset($type['parameterOrder'])) {
$opData['parameterOrder'] = $type['parameterOrder'];
}
$opData['input'] = array_merge($opData['input'], $type['input']);
$opData['output'] = array_merge($opData['output'], $type['output']);
}
if (!$opData)
return $this->_raiseSoapFault("No operation $operation for port $portName in WSDL.", $this->uri);
$opData['parameters'] = false;
if (isset($this->bindings[$binding]['operations'][$operation]['input']['namespace']))
$opData['namespace'] = $this->bindings[$binding]['operations'][$operation]['input']['namespace'];
// Message data from messages.
$inputMsg = $opData['input']['message'];
if (is_array($this->messages[$inputMsg])) {
foreach ($this->messages[$inputMsg] as $pname => $pattrs) {
if ($opData['style'] == 'document' &&
$opData['input']['use'] == 'literal' &&
$pname == 'parameters') {
$opData['parameters'] = true;
$opData['namespace'] = $this->namespaces[$pattrs['namespace']];
$el = $this->elements[$pattrs['namespace']][$pattrs['type']];
if (isset($el['elements'])) {
foreach ($el['elements'] as $elname => $elattrs) {
$opData['input']['parts'][$elname] = $elattrs;
}
}
} else {
$opData['input']['parts'][$pname] = $pattrs;
}
}
}
$outputMsg = $opData['output']['message'];
if (is_array($this->messages[$outputMsg])) {
foreach ($this->messages[$outputMsg] as $pname => $pattrs) {
if ($opData['style'] == 'document' &&
$opData['output']['use'] == 'literal' &&
$pname == 'parameters') {
$el = $this->elements[$pattrs['namespace']][$pattrs['type']];
if (isset($el['elements'])) {
foreach ($el['elements'] as $elname => $elattrs) {
$opData['output']['parts'][$elname] = $elattrs;
}
}
} else {
$opData['output']['parts'][$pname] = $pattrs;
}
}
}
return $opData;
}
function matchMethod(&$operation)
{
if ($this->_isfault()) {
return $this->_getfault();
}
// Overloading lowercases function names :(
foreach ($this->services[$this->service]['ports'] as $port => $portAttrs) {
foreach (array_keys($this->bindings[$portAttrs['binding']]['operations']) as $op) {
if (strcasecmp($op, $operation) == 0) {
$operation = $op;
}
}
}
}
/**
* Given a datatype, what function handles the processing?
*
* This is used for doc/literal requests where we receive a datatype, and
* we need to pass it to a method in out server class.
*
* @param string $datatype
* @param string $namespace
* @return string
* @access public
*/
function getDataHandler($datatype, $namespace)
{
// See if we have an element by this name.
if (isset($this->namespaces[$namespace])) {
$namespace = $this->namespaces[$namespace];
}
if (isset($this->ns[$namespace])) {
$nsp = $this->ns[$namespace];
//if (!isset($this->elements[$nsp]))
// $nsp = $this->namespaces[$nsp];
if (isset($this->elements[$nsp][$datatype])) {
$checkmessages = array();
// Find what messages use this datatype.
foreach ($this->messages as $messagename => $message) {
foreach ($message as $partname => $part) {
if ($part['type'] == $datatype) {
$checkmessages[] = $messagename;
break;
}
}
}
// Find the operation that uses this message.
$dataHandler = null;
foreach($this->portTypes as $portname => $porttype) {
foreach ($porttype as $opname => $opinfo) {
foreach ($checkmessages as $messagename) {
if ($opinfo['input']['message'] == $messagename) {
return $opname;
}
}
}
}
}
}
return null;
}
function getSoapAction($portName, $operation)
{
if ($this->_isfault()) {
return $this->_getfault();
}
if (!empty($this->bindings[$this->services[$this->service]['ports'][$portName]['binding']]['operations'][$operation]['soapAction'])) {
return $this->bindings[$this->services[$this->service]['ports'][$portName]['binding']]['operations'][$operation]['soapAction'];
}
return false;
}
function getNamespace($portName, $operation)
{
if ($this->_isfault()) {
return $this->_getfault();
}
if (!empty($this->bindings[$this->services[$this->service]['ports'][$portName]['binding']]['operations'][$operation]['input']['namespace'])) {
return $this->bindings[$this->services[$this->service]['ports'][$portName]['binding']]['operations'][$operation]['input']['namespace'];
}
return false;
}
function getNamespaceAttributeName($namespace)
{
/* If it doesn't exist at first, flip the array and check again. */
if (empty($this->ns[$namespace])) {
$this->ns = array_flip($this->namespaces);
}
/* If it doesn't exist now, add it. */
if (empty($this->ns[$namespace])) {
return $this->addNamespace($namespace);
}
return $this->ns[$namespace];
}
function addNamespace($namespace)
{
if (!empty($this->ns[$namespace])) {
return $this->ns[$namespace];
}
$n = count($this->ns);
$attr = 'ns' . $n;
$this->namespaces['ns' . $n] = $namespace;
$this->ns[$namespace] = $attr;
return $attr;
}
function _validateString($string)
{
return preg_match('/^[\w_:#\/]+$/', $string);
}
function _addArg(&$args, &$argarray, $argname)
{
if ($args) {
$args .= ', ';
}
$args .= '$' . $argname;
if (!$this->_validateString($argname)) {
return;
}
if ($argarray) {
$argarray .= ', ';
}
$argarray .= "'$argname' => $" . $argname;
}
function _elementArg(&$args, &$argarray, &$_argtype, $_argname)
{
$comments = '';
$el = $this->elements[$_argtype['namespace']][$_argtype['type']];
$tns = isset($this->ns[$el['namespace']])
? $this->ns[$el['namespace']]
: $_argtype['namespace'];
if (!empty($el['complex']) ||
(isset($el['type']) &&
isset($this->complexTypes[$tns][$el['type']]))) {
// The element is a complex type.
$comments .= " // {$_argtype['type']} is a ComplexType, refer to the WSDL for more info.\n";
$attrname = "{$_argtype['type']}_attr";
if (isset($el['type']) &&
isset($this->complexTypes[$tns][$el['type']]['attribute'])) {
$comments .= " // {$_argtype['type']} may require attributes, refer to the WSDL for more info.\n";
}
$comments .= " \${$attrname}['xmlns'] = '{$this->namespaces[$_argtype['namespace']]}';\n";
$comments .= " \${$_argtype['type']} =& new SOAP_Value('{$_argtype['type']}', false, \${$_argtype['type']}, \$$attrname);\n";
$this->_addArg($args, $argarray, $_argtype['type']);
if (isset($el['type']) &&
isset($this->complexTypes[$tns][$el['type']]['attribute'])) {
if ($args) {
$args .= ', ';
}
$args .= '$' . $attrname;
}
} elseif (isset($el['elements'])) {
foreach ($el['elements'] as $ename => $element) {
$comments .= " \$$ename =& new SOAP_Value('{{$this->namespaces[$element['namespace']]}}$ename', '" .
(isset($element['type']) ? $element['type'] : false) .
"', \$$ename);\n";
$this->_addArg($args, $argarray, $ename);
}
} else {
$comments .= " \$$_argname =& new SOAP_Value('{{$this->namespaces[$tns]}}$_argname', '{$el['type']}', \$$_argname);\n";
$this->_addArg($args, $argarray, $_argname);
}
return $comments;
}
function _complexTypeArg(&$args, &$argarray, &$_argtype, $_argname)
{
$comments = '';
if (isset($this->complexTypes[$_argtype['namespace']][$_argtype['type']])) {
$comments = " // $_argname is a ComplexType {$_argtype['type']},\n" .
" // refer to wsdl for more info\n";
if (isset($this->complexTypes[$_argtype['namespace']][$_argtype['type']]['attribute'])) {
$comments .= " // $_argname may require attributes, refer to wsdl for more info\n";
}
$wrapname = '{' . $this->namespaces[$_argtype['namespace']].'}' . $_argtype['type'];
$comments .= " \$$_argname =& new SOAP_Value('$_argname', '$wrapname', \$$_argname);\n";
}
$this->_addArg($args, $argarray, $_argname);
return $comments;
}
/**
* Generates stub code from the WSDL that can be saved to a file or eval'd
* into existence.
*/
function generateProxyCode($port = '', $classname = '')
{
if ($this->_isfault()) {
return $this->_getfault();
}
$multiport = count($this->services[$this->service]['ports']) > 1;
if (!$port) {
reset($this->services[$this->service]['ports']);
$port = current($this->services[$this->service]['ports']);
}
// XXX currently do not support HTTP ports
if ($port['type'] != 'soap') {
return null;
}
// XXX currentPort is BAD
$clienturl = $port['address']['location'];
if (!$classname) {
if ($multiport || $port) {
$classname = 'WebService_' . $this->service . '_' . $port['name'];
} else {
$classname = 'WebService_' . $this->service;
}
$classname = $this->_sanitize($classname);
}
if (!$this->_validateString($classname)) {
return null;
}
if (is_array($this->proxy) && count($this->proxy)) {
$class = "class $classname extends SOAP_Client\n{\n" .
" function $classname(\$path = '$clienturl')\n {\n" .
" \$this->SOAP_Client(\$path, 0, 0,\n" .
' array(';
foreach ($this->proxy as $key => $val) {
if (is_array($val)) {
$class .= "'$key' => array(";
foreach ($val as $key2 => $val2) {
$class .= "'$key2' => '$val2', ";
}
$class .= ')';
} else {
$class .= "'$key' => '$val', ";
}
}
$class .= "));\n }\n";
$class = str_replace(', ))', '))', $class);
} else {
$class = "class $classname extends SOAP_Client\n{\n" .
" function $classname(\$path = '$clienturl')\n {\n" .
" \$this->SOAP_Client(\$path, 0);\n" .
" }\n";
}
// Get the binding, from that get the port type.
$primaryBinding = $port['binding'];
$primaryBinding = preg_replace("/^(.*:)/", '', $primaryBinding);
$portType = $this->bindings[$primaryBinding]['type'];
$portType = preg_replace("/^(.*:)/", '', $portType);
$style = $this->bindings[$primaryBinding]['style'];
// XXX currentPortType is BAD
foreach ($this->portTypes[$portType] as $opname => $operation) {
$binding = $this->bindings[$primaryBinding]['operations'][$opname];
if (isset($binding['soapAction'])) {
$soapaction = $binding['soapAction'];
} else {
$soapaction = null;
}
if (isset($binding['style'])) {
$opstyle = $binding['style'];
} else {
$opstyle = $style;
}
$use = $binding['input']['use'];
if ($use == 'encoded') {
$namespace = $binding['input']['namespace'];
} else {
$bindingType = $this->bindings[$primaryBinding]['type'];
$ns = $this->portTypes[$bindingType][$opname]['input']['namespace'];
$namespace = $this->namespaces[$ns];
}
$args = '';
$argarray = '';
$comments = '';
$wrappers = '';
foreach ($operation['input'] as $argname => $argtype) {
if ($argname == 'message') {
foreach ($this->messages[$argtype] as $_argname => $_argtype) {
$_argname = $this->_sanitize($_argname);
if ($opstyle == 'document' && $use == 'literal' &&
$_argtype['name'] == 'parameters') {
// The type or element refered to is used for
// parameters.
$elattrs = null;
$element = $_argtype['element'];
$el = $this->elements[$_argtype['namespace']][$_argtype['type']];
if ($el['complex']) {
$namespace = $this->namespaces[$_argtype['namespace']];
// XXX need to wrap the parameters in a
// SOAP_Value.
}
if (isset($el['elements'])) {
foreach ($el['elements'] as $elname => $elattrs) {
$elname = $this->_sanitize($elname);
// Is the element a complex type?
if (isset($this->complexTypes[$elattrs['namespace']][$elname])) {
$comments .= $this->_complexTypeArg($args, $argarray, $_argtype, $_argname);
} else {
$this->_addArg($args, $argarray, $elname);
}
}
}
if ($el['complex'] && $argarray) {
$wrapname = '{' . $this->namespaces[$_argtype['namespace']].'}' . $el['name'];
$comments .= " \${$el['name']} =& new SOAP_Value('$wrapname', false, \$v = array($argarray));\n";
$argarray = "'{$el['name']}' => \${$el['name']}";
}
} else {
if (isset($_argtype['element'])) {
// Element argument.
$comments .= $this->_elementArg($args, $argarray, $_argtype, $_argtype['type']);
} else {
// Complex type argument.
$comments .= $this->_complexTypeArg($args, $argarray, $_argtype, $_argname);
}
}
}
}
}
// Validate entries.
// Operation names are function names, so try to make sure it's
// legal. This could potentially cause collisions, but let's try
// to make everything callable and see how many problems that
// causes.
$opname_php = $this->_sanitize($opname);
if (!$this->_validateString($opname_php)) {
return null;
}
if ($argarray) {
$argarray = "array($argarray)";
} else {
$argarray = 'null';
}
$class .= " function &$opname_php($args)\n {\n$comments$wrappers" .
" \$result = \$this->call('$opname',\n" .
" \$v = $argarray,\n" .
" array('namespace' => '$namespace',\n" .
" 'soapaction' => '$soapaction',\n" .
" 'style' => '$opstyle',\n" .
" 'use' => '$use'" .
($this->trace ? ",\n 'trace' => true" : '') . "));\n" .
" return \$result;\n" .
" }\n";
}
$class .= "}\n";
return $class;
}
function generateAllProxies()
{
$proxycode = '';
foreach (array_keys($this->services[$this->service]['ports']) as $key) {
$port =& $this->services[$this->service]['ports'][$key];
$proxycode .= $this->generateProxyCode($port);
}
return $proxycode;
}
function &getProxy($port = '', $name = '')
{
if ($this->_isfault()) {
$fault =& $this->_getfault();
return $fault;
}
$multiport = count($this->services[$this->service]['ports']) > 1;
if (!$port) {
reset($this->services[$this->service]['ports']);
$port = current($this->services[$this->service]['ports']);
}
if ($multiport || $port) {
$classname = 'WebService_' . $this->service . '_' . $port['name'];
} else {
$classname = 'WebService_' . $this->service;
}
if ($name) {
$classname = $name . '_' . $classname;
}
$classname = $this->_sanitize($classname);
if (!class_exists($classname)) {
$proxy = $this->generateProxyCode($port, $classname);
require_once 'SOAP/Client.php';
eval($proxy);
}
$proxy =& new $classname;
return $proxy;
}
/**
* Sanitizes a SOAP value, method or class name so that it can be used as
* a valid PHP identifier. Invalid characters are converted into
* underscores and reserved words are prefixed with an underscore.
*
* @param string $name The identifier to sanitize.
*
* @return string The sanitized identifier.
*/
function _sanitize($name)
{
$name = preg_replace($this->_invalid, '_', $name);
if (in_array($name, $this->_reserved)) {
$name = '_' . $name;
}
return $name;
}
function &_getComplexTypeForElement($name, $namespace)
{
$t = null;
if (isset($this->ns[$namespace]) &&
isset($this->elements[$this->ns[$namespace]][$name]['type'])) {
$type = $this->elements[$this->ns[$namespace]][$name]['type'];
$ns = $this->elements[$this->ns[$namespace]][$name]['namespace'];
if (isset($this->complexTypes[$ns][$type])) {
$t = $this->complexTypes[$ns][$type];
}
}
return $t;
}
function getComplexTypeNameForElement($name, $namespace)
{
$t = $this->_getComplexTypeForElement($name, $namespace);
if ($t) {
return $t['name'];
}
return null;
}
function getComplexTypeChildType($ns, $name, $child_ns, $child_name)
{
// Is the type an element?
$t = $this->_getComplexTypeForElement($name, $ns);
if ($t) {
// No, get it from complex types directly.
if (isset($t['elements'][$child_name]['type']))
return $t['elements'][$child_name]['type'];
} elseif (isset($this->ns[$ns]) &&
isset($this->elements[$this->ns[$ns]][$name]['complex']) &&
$this->elements[$this->ns[$ns]][$name]['complex']) {
// Type is not an element but complex.
return $this->elements[$this->ns[$ns]][$name]['elements'][$child_name]['type'];
}
return null;
}
function getSchemaType($type, $name, $type_namespace)
{
// see if it's a complex type so we can deal properly with
// SOAPENC:arrayType.
if ($name && $type) {
// XXX TODO:
// look up the name in the wsdl and validate the type.
foreach ($this->complexTypes as $ns => $types) {
if (isset($types[$type])) {
if (isset($types[$type]['type'])) {
list($arraytype_ns, $arraytype, $array_depth) = isset($types[$type]['arrayType'])
? $this->_getDeepestArrayType($types[$type]['namespace'], $types[$type]['arrayType'])
: array($this->namespaces[$types[$type]['namespace']], null, 0);
return array($types[$type]['type'], $arraytype, $arraytype_ns, $array_depth);
}
if (isset($types[$type]['arrayType'])) {
list($arraytype_ns, $arraytype, $array_depth) =
$this->_getDeepestArrayType($types[$type]['namespace'], $types[$type]['arrayType']);
return array('Array', $arraytype, $arraytype_ns, $array_depth);
}
if (!empty($types[$type]['elements'][$name])) {
$type = $types[$type]['elements']['type'];
return array($type, null, $this->namespaces[$types[$type]['namespace']], null);
}
break;
}
}
}
if ($type && $type_namespace) {
$arrayType = null;
// XXX TODO:
// this code currently handles only one way of encoding array
// types in wsdl need to do a generalized function to figure out
// complex types
$p = $this->ns[$type_namespace];
if ($p && !empty($this->complexTypes[$p][$type])) {
if ($arrayType = $this->complexTypes[$p][$type]['arrayType']) {
$type = 'Array';
} elseif ($this->complexTypes[$p][$type]['order'] == 'sequence' &&
array_key_exists('elements', $this->complexTypes[$p][$type])) {
reset($this->complexTypes[$p][$type]['elements']);
// assume an array
if (count($this->complexTypes[$p][$type]['elements']) == 1) {
$arg = current($this->complexTypes[$p][$type]['elements']);
$arrayType = $arg['type'];
$type = 'Array';
} else {
foreach ($this->complexTypes[$p][$type]['elements'] as $element) {
if ($element['name'] == $type) {
$arrayType = $element['type'];
$type = $element['type'];
}
}
}
} else {
$type = 'Struct';
}
return array($type, $arrayType, $type_namespace, null);
}
}
return array(null, null, null, null);
}
/**
* Recurse through the WSDL structure looking for the innermost array type
* of multi-dimensional arrays.
*
* Takes a namespace prefix and a type, which can be in the form 'type' or
* 'type[]', and returns the full namespace URI, the type of the most
* deeply nested array type found, and the number of levels of nesting.
*
* @access private
* @return mixed array or nothing
*/
function _getDeepestArrayType($nsPrefix, $arrayType)
{
static $trail = array();
$arrayType = ereg_replace('\[\]$', '', $arrayType);
// Protect against circular references XXX We really need to remove
// trail from this altogether (it's very inefficient and in the wrong
// place!) and put circular reference checking in when the WSDL info
// is generated in the first place
if (array_search($nsPrefix . ':' . $arrayType, $trail)) {
return array(null, null, -count($trail));
}
if (array_key_exists($nsPrefix, $this->complexTypes) &&
array_key_exists($arrayType, $this->complexTypes[$nsPrefix]) &&
array_key_exists('arrayType', $this->complexTypes[$nsPrefix][$arrayType])) {
$trail[] = $nsPrefix . ':' . $arrayType;
$result = $this->_getDeepestArrayType($this->complexTypes[$nsPrefix][$arrayType]['namespace'],
$this->complexTypes[$nsPrefix][$arrayType]['arrayType']);
return array($result[0], $result[1], $result[2] + 1);
}
return array($this->namespaces[$nsPrefix], $arrayType, 0);
}
}
class SOAP_WSDL_Cache extends SOAP_Base
{
/**
* Use WSDL cache?
*
* @var boolean
*/
var $_cacheUse;
/**
* WSDL cache directory.
*
* @var string
*/
var $_cacheDir;
/**
* Cache maximum lifetime (in seconds)
*
* @var integer
*/
var $_cacheMaxAge;
/**
* Constructor.
*
* @param boolean $cashUse Use caching?
* @param integer $cacheMaxAge Cache maximum lifetime (in seconds)
*/
function SOAP_WSDL_Cache($cacheUse = false,
$cacheMaxAge = WSDL_CACHE_MAX_AGE,
$cacheDir = null)
{
parent::SOAP_Base('WSDLCACHE');
$this->_cacheUse = $cacheUse;
$this->_cacheDir = $cacheDir;
$this->_cacheMaxAge = $cacheMaxAge;
}
/**
* Returns the path to the cache and creates it, if it doesn't exist.
*
* @private
*
* @return string The directory to use for the cache.
*/
function _cacheDir()
{
if (!empty($this->_cacheDir)) {
$dir = $this->_cacheDir;
} else {
$dir = getenv('WSDLCACHE');
if (empty($dir)) {
$dir = './wsdlcache';
}
}
@mkdir($dir, 0700);
return $dir;
}
/**
* Retrieves a file from cache if it exists, otherwise retreive from net,
* add to cache, and return from cache.
*
* @param string URL to WSDL
* @param array proxy parameters
* @param int expected MD5 of WSDL URL
* @access public
* @return string data
*/
function get($wsdl_fname, $proxy_params = array(), $cache = 0)
{
$cachename = $md5_wsdl = $file_data = '';
if ($this->_cacheUse) {
// Try to retrieve WSDL from cache
$cachename = $this->_cacheDir() . '/' . md5($wsdl_fname). ' .wsdl';
if (file_exists($cachename)) {
$wf = fopen($cachename, 'rb');
if ($wf) {
// Reading cached file
$file_data = fread($wf, filesize($cachename));
$md5_wsdl = md5($file_data);
fclose($wf);
}
if ($cache) {
if ($cache != $md5_wsdl) {
return $this->_raiseSoapFault('WSDL Checksum error!', $wsdl_fname);
}
} else {
$fi = stat($cachename);
$cache_mtime = $fi[8];
//print cache_mtime, time()
if ($cache_mtime + $this->_cacheMaxAge < time()) {
// expired
$md5_wsdl = ''; // refetch
}
}
}
}
if (!$md5_wsdl) {
// Not cached or not using cache. Retrieve WSDL from URL
// is it a local file?
// this section should be replace by curl at some point
if (!preg_match('/^(https?|file):\/\//', $wsdl_fname)) {
if (!file_exists($wsdl_fname)) {
return $this->_raiseSoapFault("Unable to read local WSDL $wsdl_fname", $wsdl_fname);
}
$file_data = file_get_contents($wsdl_fname);
} else {
$uri = explode('?', $wsdl_fname);
$rq =& new HTTP_Request($uri[0], $proxy_params);
// the user agent HTTP_Request uses fouls things up
if (isset($uri[1])) {
$rq->addRawQueryString($uri[1]);
}
if (isset($proxy_params['proxy_host']) &&
isset($proxy_params['proxy_port']) &&
isset($proxy_params['proxy_user']) &&
isset($proxy_params['proxy_pass'])) {
$rq->setProxy($proxy_params['proxy_host'], $proxy_params['proxy_port'],
$proxy_params['proxy_user'], $proxy_params['proxy_pass']);
} elseif (isset($proxy_params['proxy_host']) &&
isset($proxy_params['proxy_port'])) {
$rq->setProxy($proxy_params['proxy_host'], $proxy_params['proxy_port']);
}
$result = $rq->sendRequest();
if (PEAR::isError($result)) {
return $this->_raiseSoapFault("Unable to retrieve WSDL $wsdl_fname," . $rq->getResponseCode(), $wsdl_fname);
}
$file_data = $rq->getResponseBody();
if (!$file_data) {
return $this->_raiseSoapFault("Unable to retrieve WSDL $wsdl_fname, no http body", $wsdl_fname);
}
}
$md5_wsdl = md5($file_data);
if ($this->_cacheUse) {
$fp = fopen($cachename, "wb");
fwrite($fp, $file_data);
fclose($fp);
}
}
if ($this->_cacheUse && $cache && $cache != $md5_wsdl) {
return $this->_raiseSoapFault("WSDL Checksum error!", $wsdl_fname);
}
return $file_data;
}
}
class SOAP_WSDL_Parser extends SOAP_Base
{
/**
* Define internal arrays of bindings, ports, operations,
* messages, etc.
*/
var $currentMessage;
var $currentOperation;
var $currentPortType;
var $currentBinding;
var $currentPort;
/**
* Parser vars.
*/
var $cache;
var $tns = null;
var $soapns = array('soap');
var $uri = '';
var $wsdl = null;
var $status = '';
var $element_stack = array();
var $parentElement = '';
var $schema = '';
var $schemaStatus = '';
var $schema_stack = array();
var $currentComplexType;
var $schema_element_stack = array();
var $currentElement;
/**
* Constructor.
*/
function SOAP_WSDL_Parser($uri, &$wsdl, $docs = false)
{
parent::SOAP_Base('WSDLPARSER');
$this->cache =& new SOAP_WSDL_Cache($wsdl->cacheUse,
$wsdl->cacheMaxAge,
$wsdl->cacheDir);
$this->uri = $uri;
$this->wsdl = &$wsdl;
$this->docs = $docs;
$this->parse($uri);
}
function parse($uri)
{
// Check whether content has been read.
$fd = $this->cache->get($uri, $this->wsdl->proxy);
if (PEAR::isError($fd)) {
return $this->_raiseSoapFault($fd);
}
// Create an XML parser.
$parser = xml_parser_create();
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
xml_set_object($parser, $this);
xml_set_element_handler($parser, 'startElement', 'endElement');
if ($this->docs) {
xml_set_character_data_handler($parser, 'characterData');
}
if (!xml_parse($parser, $fd, true)) {
$detail = sprintf('XML error on line %d: %s',
xml_get_current_line_number($parser),
xml_error_string(xml_get_error_code($parser)));
return $this->_raiseSoapFault("Unable to parse WSDL file $uri\n$detail");
}
xml_parser_free($parser);
return true;
}
/**
* start-element handler
*/
function startElement($parser, $name, $attrs)
{
// Get element prefix.
$qname =& new QName($name);
if ($qname->ns) {
$ns = $qname->ns;
if ($ns && ((!$this->tns && strcasecmp($qname->name, 'definitions') == 0) || $ns == $this->tns)) {
$name = $qname->name;
}
}
$this->currentTag = $qname->name;
$this->parentElement = '';
$stack_size = count($this->element_stack);
if ($stack_size) {
$this->parentElement = $this->element_stack[$stack_size - 1];
}
$this->element_stack[] = $this->currentTag;
// Find status, register data.
switch ($this->status) {
case 'types':
// sect 2.2 wsdl:types
// children: xsd:schema
$parent_tag = '';
$stack_size = count($this->schema_stack);
if ($stack_size) {
$parent_tag = $this->schema_stack[$stack_size - 1];
}
switch ($qname->name) {
case 'schema':
// No parent should be in the stack.
if (!$parent_tag || $parent_tag == 'types') {
if (array_key_exists('targetNamespace', $attrs)) {
$this->schema = $this->wsdl->getNamespaceAttributeName($attrs['targetNamespace']);
} else {
$this->schema = $this->wsdl->getNamespaceAttributeName($this->wsdl->tns);
}
$this->wsdl->complexTypes[$this->schema] = array();
$this->wsdl->elements[$this->schema] = array();
}
break;
case 'complexType':
if ($parent_tag == 'schema') {
$this->currentComplexType = $attrs['name'];
if (!isset($attrs['namespace'])) {
$attrs['namespace'] = $this->schema;
}
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType] = $attrs;
if (array_key_exists('base', $attrs)) {
$qn =& new QName($attrs['base']);
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = $qn->name;
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['namespace'] = $qn->ns;
} else {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = 'Struct';
}
$this->schemaStatus = 'complexType';
} else {
$this->wsdl->elements[$this->schema][$this->currentElement]['complex'] = true;
}
break;
case 'element':
if (isset($attrs['type'])) {
$qn =& new QName($attrs['type']);
$attrs['type'] = $qn->name;
if ($qn->ns && array_key_exists($qn->ns, $this->wsdl->namespaces)) {
$attrs['namespace'] = $qn->ns;
}
}
$parentElement = '';
$stack_size = count($this->schema_element_stack);
if ($stack_size > 0) {
$parentElement = $this->schema_element_stack[$stack_size - 1];
}
if (isset($attrs['ref'])) {
$qn =& new QName($attrs['ref']);
$this->currentElement = $qn->name;
} else {
$this->currentElement = $attrs['name'];
}
$this->schema_element_stack[] = $this->currentElement;
if (!isset($attrs['namespace'])) {
$attrs['namespace'] = $this->schema;
}
if ($parent_tag == 'schema') {
$this->wsdl->elements[$this->schema][$this->currentElement] = $attrs;
$this->wsdl->elements[$this->schema][$this->currentElement]['complex'] = false;
$this->schemaStatus = 'element';
} elseif ($this->currentComplexType) {
// we're inside a complexType
if ((isset($this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['order']) &&
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['order'] == 'sequence')
&& $this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] == 'Array') {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['arrayType'] = isset($attrs['type']) ? $attrs['type'] : null;
}
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['elements'][$this->currentElement] = $attrs;
} else {
$this->wsdl->elements[$this->schema][$parentElement]['elements'][$this->currentElement] = $attrs;
}
break;
case 'complexContent':
case 'simpleContent':
break;
case 'extension':
case 'restriction':
if ($this->schemaStatus == 'complexType') {
if (!empty($attrs['base'])) {
$qn =& new QName($attrs['base']);
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = $qn->name;
// Types that extend from other types aren't
// *of* those types. Reflect this by denoting
// which type they extend. I'm leaving the
// 'type' setting here since I'm not sure what
// removing it might break at the moment.
if ($qname->name == 'extension') {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['extends'] = $qn->name;
}
} else {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = 'Struct';
}
}
break;
case 'sequence':
if ($this->schemaStatus == 'complexType') {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['order'] = $qname->name;
if (!isset($this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'])) {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = 'Array';
}
}
break;
case 'all':
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['order'] = $qname->name;
if (!isset($this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'])) {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = 'Struct';
}
break;
case 'choice':
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['order'] = $qname->name;
if (!isset($this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'])) {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = 'Array';
}
case 'attribute':
if ($this->schemaStatus == 'complexType') {
if (isset($attrs['name'])) {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['attribute'][$attrs['name']] = $attrs;
} else {
if (isset($attrs['ref'])) {
$q =& new QName($attrs['ref']);
foreach ($attrs as $k => $v) {
if ($k != 'ref' && strstr($k, $q->name)) {
$vq =& new QName($v);
if ($q->name == 'arrayType') {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType][$q->name] = $vq->name. $vq->arrayInfo;
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = 'Array';
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['namespace'] = $vq->ns;
} else {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType][$q->name] = $vq->name;
}
}
}
}
}
}
break;
}
$this->schema_stack[] = $qname->name;
break;
case 'message':
// sect 2.3 wsdl:message child wsdl:part
switch ($qname->name) {
case 'part':
$qn = null;
if (isset($attrs['type'])) {
$qn =& new QName($attrs['type']);
} elseif (isset($attrs['element'])) {
$qn =& new QName($attrs['element']);
}
if ($qn) {
$attrs['type'] = $qn->name;
$attrs['namespace'] = $qn->ns;
}
$this->wsdl->messages[$this->currentMessage][$attrs['name']] = $attrs;
// error in wsdl
case 'documentation':
break;
default:
break;
}
break;
case 'portType':
// sect 2.4
switch ($qname->name) {
case 'operation':
// attributes: name
// children: wsdl:input wsdl:output wsdl:fault
$this->currentOperation = $attrs['name'];
$this->wsdl->portTypes[$this->currentPortType][$this->currentOperation] = $attrs;
break;
case 'input':
case 'output':
case 'fault':
// wsdl:input wsdl:output wsdl:fault
// attributes: name message parameterOrder(optional)
if ($this->currentOperation) {
if (isset($this->wsdl->portTypes[$this->currentPortType][$this->currentOperation][$name])) {
$this->wsdl->portTypes[$this->currentPortType][$this->currentOperation][$name] = array_merge($this->wsdl->portTypes[$this->currentPortType][$this->currentOperation][$name], $attrs);
} else {
$this->wsdl->portTypes[$this->currentPortType][$this->currentOperation][$name] = $attrs;
}
if (array_key_exists('message', $attrs)) {
$qn =& new QName($attrs['message']);
$this->wsdl->portTypes[$this->currentPortType][$this->currentOperation][$name]['message'] = $qn->name;
$this->wsdl->portTypes[$this->currentPortType][$this->currentOperation][$name]['namespace'] = $qn->ns;
}
}
break;
case 'documentation':
break;
default:
break;
}
break;
case 'binding':
$ns = $qname->ns ? $this->wsdl->namespaces[$qname->ns] : SCHEMA_WSDL;
switch ($ns) {
case SCHEMA_SOAP:
case SCHEMA_SOAP12:
// this deals with wsdl section 3 soap binding
switch ($qname->name) {
case 'binding':
// sect 3.3
// soap:binding, attributes: transport(required), style(optional, default = document)
// if style is missing, it is assumed to be 'document'
if (!isset($attrs['style'])) {
$attrs['style'] = 'document';
}
$this->wsdl->bindings[$this->currentBinding] = array_merge($this->wsdl->bindings[$this->currentBinding], $attrs);
break;
case 'operation':
// sect 3.4
// soap:operation, attributes: soapAction(required), style(optional, default = soap:binding:style)
if (!isset($attrs['style'])) {
$attrs['style'] = $this->wsdl->bindings[$this->currentBinding]['style'];
}
if (isset($this->wsdl->bindings[$this->currentBinding]['operations'][$this->currentOperation])) {
$this->wsdl->bindings[$this->currentBinding]['operations'][$this->currentOperation] = array_merge($this->wsdl->bindings[$this->currentBinding]['operations'][$this->currentOperation], $attrs);
} else {
$this->wsdl->bindings[$this->currentBinding]['operations'][$this->currentOperation] = $attrs;
}
break;
case 'body':
// sect 3.5
// soap:body attributes:
// part - optional. listed parts must appear in body, missing means all parts appear in body
// use - required. encoded|literal
// encodingStyle - optional. space seperated list of encodings (uri's)
$this->wsdl->bindings[$this->currentBinding]
['operations'][$this->currentOperation][$this->opStatus] = $attrs;
break;
case 'fault':
// sect 3.6
// soap:fault attributes: name use encodingStyle namespace
$this->wsdl->bindings[$this->currentBinding]
['operations'][$this->currentOperation][$this->opStatus] = $attrs;
break;
case 'header':
// sect 3.7
// soap:header attributes: message part use encodingStyle namespace
$this->wsdl->bindings[$this->currentBinding]
['operations'][$this->currentOperation][$this->opStatus]['headers'][] = $attrs;
break;
case 'headerfault':
// sect 3.7
// soap:header attributes: message part use encodingStyle namespace
$header = count($this->wsdl->bindings[$this->currentBinding]
['operations'][$this->currentOperation][$this->opStatus]['headers'])-1;
$this->wsdl->bindings[$this->currentBinding]
['operations'][$this->currentOperation][$this->opStatus]['headers'][$header]['fault'] = $attrs;
break;
case 'documentation':
break;
default:
// error! not a valid element inside binding
break;
}
break;
case SCHEMA_WSDL:
// XXX verify correct namespace
// for now, default is the 'wsdl' namespace
// other possible namespaces include smtp, http, etc. for alternate bindings
switch ($qname->name) {
case 'operation':
// sect 2.5
// wsdl:operation attributes: name
$this->currentOperation = $attrs['name'];
break;
case 'output':
case 'input':
case 'fault':
// sect 2.5
// wsdl:input attributes: name
$this->opStatus = $qname->name;
break;
case 'documentation':
break;
default:
break;
}
break;
case SCHEMA_WSDL_HTTP:
switch ($qname->name) {
case 'binding':
// sect 4.4
// http:binding attributes: verb
// parent: wsdl:binding
$this->wsdl->bindings[$this->currentBinding] = array_merge($this->wsdl->bindings[$this->currentBinding], $attrs);
break;
case 'operation':
// sect 4.5
// http:operation attributes: location
// parent: wsdl:operation
$this->wsdl->bindings[$this->currentBinding]['operations']
[$this->currentOperation] = $attrs;
break;
case 'urlEncoded':
// sect 4.6
// http:urlEncoded attributes: location
// parent: wsdl:input wsdl:output etc.
$this->wsdl->bindings[$this->currentBinding]['operations'][$this->opStatus]
[$this->currentOperation]['uri'] = 'urlEncoded';
break;
case 'urlReplacement':
// sect 4.7
// http:urlReplacement attributes: location
// parent: wsdl:input wsdl:output etc.
$this->wsdl->bindings[$this->currentBinding]['operations'][$this->opStatus]
[$this->currentOperation]['uri'] = 'urlReplacement';
break;
case 'documentation':
break;
default:
// error
break;
}
case SCHEMA_MIME:
// sect 5
// all mime parts are children of wsdl:input, wsdl:output, etc.
// unsuported as of yet
switch ($qname->name) {
case 'content':
// sect 5.3 mime:content
// <mime:content part="nmtoken"? type="string"?/>
// part attribute only required if content is child of multipart related,
// it contains the name of the part
// type attribute contains the mime type
case 'multipartRelated':
// sect 5.4 mime:multipartRelated
case 'part':
case 'mimeXml':
// sect 5.6 mime:mimeXml
// <mime:mimeXml part="nmtoken"?/>
//
case 'documentation':
break;
default:
// error
break;
}
case SCHEMA_DIME:
// DIME is defined in:
// http://gotdotnet.com/team/xml_wsspecs/dime/WSDL-Extension-for-DIME.htm
// all DIME parts are children of wsdl:input, wsdl:output, etc.
// unsuported as of yet
switch ($qname->name) {
case 'message':
// sect 4.1 dime:message
// appears in binding section
$this->wsdl->bindings[$this->currentBinding]['dime'] = $attrs;
break;
default:
break;
}
default:
break;
}
break;
case 'service':
$ns = $qname->ns ? $this->wsdl->namespaces[$qname->ns] : SCHEMA_WSDL;
switch ($qname->name) {
case 'port':
// sect 2.6 wsdl:port attributes: name binding
$this->currentPort = $attrs['name'];
$this->wsdl->services[$this->currentService]['ports'][$this->currentPort] = $attrs;
// XXX hack to deal with binding namespaces
$qn =& new QName($attrs['binding']);
$this->wsdl->services[$this->currentService]['ports'][$this->currentPort]['binding'] = $qn->name;
$this->wsdl->services[$this->currentService]['ports'][$this->currentPort]['namespace'] = $qn->ns;
break;
case 'address':
$this->wsdl->services[$this->currentService]['ports'][$this->currentPort]['address'] = $attrs;
// what TYPE of port is it? SOAP or HTTP?
$ns = $qname->ns ? $this->wsdl->namespaces[$qname->ns] : SCHEMA_WSDL;
switch ($ns) {
case SCHEMA_WSDL_HTTP:
$this->wsdl->services[$this->currentService]['ports'][$this->currentPort]['type']='http';
break;
case SCHEMA_SOAP:
$this->wsdl->services[$this->currentService]['ports'][$this->currentPort]['type']='soap';
break;
default:
// Shouldn't happen, we'll assume SOAP.
$this->wsdl->services[$this->currentService]['ports'][$this->currentPort]['type']='soap';
}
break;
case 'documentation':
break;
default:
break;
}
}
// Top level elements found under wsdl:definitions.
switch ($qname->name) {
case 'import':
// sect 2.1.1 wsdl:import attributes: namespace location
if ((isset($attrs['location']) || isset($attrs['schemaLocation'])) &&
!isset($this->wsdl->imports[$attrs['namespace']])) {
$uri = isset($attrs['location']) ? $attrs['location'] : $attrs['schemaLocation'];
$location = @parse_url($uri);
if (!isset($location['scheme'])) {
$base = @parse_url($this->uri);
$uri = $this->mergeUrl($base, $uri);
}
$this->wsdl->imports[$attrs['namespace']] = $attrs;
$import_parser_class = get_class($this);
$import_parser =& new $import_parser_class($uri, $this->wsdl, $this->docs);
if ($import_parser->fault) {
unset($this->wsdl->imports[$attrs['namespace']]);
return false;
}
$this->currentImport = $attrs['namespace'];
}
// Continue on to the 'types' case - lack of break; is
// intentional.
case 'types':
// sect 2.2 wsdl:types
$this->status = 'types';
break;
case 'schema':
// We can hit this at the top level if we've been asked to
// import an XSD file.
if (!empty($attrs['targetNamespace'])) {
$this->schema = $this->wsdl->getNamespaceAttributeName($attrs['targetNamespace']);
} else {
$this->schema = $this->wsdl->getNamespaceAttributeName($this->wsdl->tns);
}
$this->wsdl->complexTypes[$this->schema] = array();
$this->wsdl->elements[$this->schema] = array();
$this->schema_stack[] = $qname->name;
$this->status = 'types';
break;
case 'message':
// sect 2.3 wsdl:message attributes: name children:wsdl:part
$this->status = 'message';
if (isset($attrs['name'])) {
$this->currentMessage = $attrs['name'];
$this->wsdl->messages[$this->currentMessage] = array();
}
break;
case 'portType':
// sect 2.4 wsdl:portType
// attributes: name
// children: wsdl:operation
$this->status = 'portType';
$this->currentPortType = $attrs['name'];
$this->wsdl->portTypes[$this->currentPortType] = array();
break;
case 'binding':
// sect 2.5 wsdl:binding attributes: name type
// children: wsdl:operation soap:binding http:binding
if ($qname->ns && $qname->ns != $this->tns) {
break;
}
$this->status = 'binding';
$this->currentBinding = $attrs['name'];
$qn =& new QName($attrs['type']);
$this->wsdl->bindings[$this->currentBinding]['type'] = $qn->name;
$this->wsdl->bindings[$this->currentBinding]['namespace'] = $qn->ns;
break;
case 'service':
// sect 2.7 wsdl:service attributes: name children: ports
$this->currentService = $attrs['name'];
$this->wsdl->services[$this->currentService]['ports'] = array();
$this->status = 'service';
break;
case 'definitions':
// sec 2.1 wsdl:definitions
// attributes: name targetNamespace xmlns:*
// children: wsdl:import wsdl:types wsdl:message wsdl:portType wsdl:binding wsdl:service
$this->wsdl->definition = $attrs;
foreach ($attrs as $key => $value) {
if (strstr($key, 'xmlns:') !== false) {
$qn =& new QName($key);
// XXX need to refactor ns handling.
$this->wsdl->namespaces[$qn->name] = $value;
$this->wsdl->ns[$value] = $qn->name;
if ($key == 'targetNamespace' ||
strcasecmp($value,SOAP_SCHEMA) == 0) {
$this->soapns[] = $qn->name;
} else {
if (in_array($value, $this->_XMLSchema)) {
$this->wsdl->xsd = $value;
}
}
}
}
if (isset($ns) && $ns) {
$namespace = 'xmlns:' . $ns;
if (!$this->wsdl->definition[$namespace]) {
return $this->_raiseSoapFault("parse error, no namespace for $namespace", $this->uri);
}
$this->tns = $ns;
}
break;
}
}
/**
* end-element handler.
*/
function endElement($parser, $name)
{
$stacksize = count($this->element_stack);
if ($stacksize) {
if ($this->element_stack[$stacksize - 1] == 'definitions') {
$this->status = '';
}
array_pop($this->element_stack);
}
if (stristr($name, 'schema')) {
array_pop($this->schema_stack);
$this->schema = '';
}
if ($this->schema) {
array_pop($this->schema_stack);
if (count($this->schema_stack) <= 1) {
/* Correct the type for sequences with multiple
* elements. */
if (isset($this->currentComplexType) && isset($this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'])
&& $this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] == 'Array'
&& array_key_exists('elements', $this->wsdl->complexTypes[$this->schema][$this->currentComplexType])
&& count($this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['elements']) > 1) {
$this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['type'] = 'Struct';
}
}
if (stristr($name, 'complexType')) {
$this->currentComplexType = '';
if (count($this->schema_element_stack)) {
$this->currentElement = array_pop($this->schema_element_stack);
} else {
$this->currentElement = '';
}
} elseif (stristr($name, 'element')) {
if (count($this->schema_element_stack)) {
$this->currentElement = array_pop($this->schema_element_stack);
} else {
$this->currentElement = '';
}
}
}
}
/**
* Element content handler.
*/
function characterData($parser, $data)
{
// Store the documentation in the WSDL file.
if ($this->currentTag == 'documentation') {
$data = trim(preg_replace('/\s+/', ' ', $data));
if (!strlen($data)) {
return;
}
switch ($this->status) {
case 'service':
$ptr =& $this->wsdl->services[$this->currentService];
break;
case 'portType':
$ptr =& $this->wsdl->portTypes[$this->currentPortType][$this->currentOperation];
break;
case 'binding':
$ptr =& $this->wsdl->bindings[$this->currentBinding];
break;
case 'message':
$ptr =& $this->wsdl->messages[$this->currentMessage];
break;
case 'operation':
break;
case 'types':
if (isset($this->currentComplexType) &&
isset($this->wsdl->complexTypes[$this->schema][$this->currentComplexType])) {
if ($this->currentElement) {
$ptr =& $this->wsdl->complexTypes[$this->schema][$this->currentComplexType]['elements'][$this->currentElement];
} else {
$ptr =& $this->wsdl->complexTypes[$this->schema][$this->currentComplexType];
}
}
break;
}
if (isset($ptr)) {
if (!isset($ptr['documentation'])) {
$ptr['documentation'] = '';
} else {
$ptr['documentation'] .= ' ';
}
$ptr['documentation'] .= $data;
}
}
}
/**
* $parsed is an array returned by parse_url().
*
* @access private
*/
function mergeUrl($parsed, $path)
{
if (!is_array($parsed)) {
return false;
}
$uri = '';
if (!empty($parsed['scheme'])) {
$sep = (strtolower($parsed['scheme']) == 'mailto' ? ':' : '://');
$uri = $parsed['scheme'] . $sep;
}
if (isset($parsed['pass'])) {
$uri .= "$parsed[user]:$parsed[pass]@";
} elseif (isset($parsed['user'])) {
$uri .= "$parsed[user]@";
}
if (isset($parsed['host'])) {
$uri .= $parsed['host'];
}
if (isset($parsed['port'])) {
$uri .= ":$parsed[port]";
}
if ($path[0] != '/' && isset($parsed['path'])) {
if ($parsed['path'][strlen($parsed['path']) - 1] != '/') {
$path = dirname($parsed['path']) . '/' . $path;
} else {
$path = $parsed['path'] . $path;
}
$path = $this->_normalize($path);
}
$sep = $path[0] == '/' ? '' : '/';
$uri .= $sep . $path;
return $uri;
}
function _normalize($path_str)
{
$pwd = '';
$strArr = preg_split('/(\/)/', $path_str, -1, PREG_SPLIT_NO_EMPTY);
$pwdArr = '';
$j = 0;
for ($i = 0; $i < count($strArr); $i++) {
if ($strArr[$i] != ' ..') {
if ($strArr[$i] != ' .') {
$pwdArr[$j] = $strArr[$i];
$j++;
}
} else {
array_pop($pwdArr);
$j--;
}
}
$pStr = implode('/', $pwdArr);
$pwd = (strlen($pStr) > 0) ? ('/' . $pStr) : '/';
return $pwd;
}
}
/**
* Parses the types and methods used in web service objects into the internal
* data structures used by SOAP_WSDL.
*
* Assumes the SOAP_WSDL class is unpopulated to start with.
*
* @author Chris Coe <info@intelligentstreaming.com>
*/
class SOAP_WSDL_ObjectParser extends SOAP_Base
{
/**
* Target namespace for the WSDL document will have the following
* prefix.
*/
var $tnsPrefix = 'tns';
/**
* Reference to the SOAP_WSDL object to populate.
*/
var $wsdl = null;
/** Constructor
*
* @param $objects Reference to the object or array of objects to parse
* @param $wsdl Reference to the SOAP_WSDL object to populate
* @param $targetNamespace The target namespace of schema types etc.
* @param $service_name Name of the WSDL <service>
* @param $service_desc Optional description of the WSDL <service>
*/
function SOAP_WSDL_ObjectParser(&$objects, &$wsdl, $targetNamespace, $service_name, $service_desc = '')
{
parent::SOAP_Base('WSDLOBJECTPARSER');
$this->wsdl = &$wsdl;
// Set up the SOAP_WSDL object
$this->_initialise($service_name);
// Parse each web service object
$wsdl_ref = (is_array($objects)? $objects : array(&$objects));
foreach ($wsdl_ref as $ref_item) {
if (!is_object($ref_item))
return $this->_raiseSoapFault('Invalid web service object passed to object parser', 'urn:' . get_class($object));
if ($this->_parse($ref_item, $targetNamespace, $service_name) != true)
break;
}
// Build bindings from abstract data.
if ($this->fault == null) {
$this->_generateBindingsAndServices($targetNamespace, $service_name, $service_desc);
}
}
/**
* Initialise the SOAP_WSDL tree (destructive).
*
* If the object has already been initialised, the only effect
* will be to change the tns namespace to the new service name.
*
* @param $service_name Name of the WSDL <service>
* @access private
*/
function _initialise($service_name)
{
// Set up the basic namespaces that all WSDL definitions use.
$this->wsdl->namespaces['wsdl'] = SCHEMA_WSDL; // WSDL language
$this->wsdl->namespaces['soap'] = SCHEMA_SOAP; // WSDL SOAP bindings
$this->wsdl->namespaces[$this->tnsPrefix] = 'urn:' . $service_name; // Target namespace
$this->wsdl->namespaces['xsd'] = array_search('xsd', $this->_namespaces); // XML Schema
$this->wsdl->namespaces['SOAP-ENC'] = array_search('SOAP-ENC', $this->_namespaces); // SOAP types
// XXX Refactor $namespace/$ns for Shane :-)
unset($this->wsdl->ns['urn:' . $service_name]);
$this->wsdl->ns += array_flip($this->wsdl->namespaces);
// Imports are not implemented in WSDL generation from classes.
// *** <wsdl:import> ***
}
/**
* Parser - takes a single object to add to tree (non-destructive).
*
* @access private
*
* @param object $object Reference to the object to parse.
* @param string $schemaNamespace
* @param string $service_name Name of the WSDL <service>.
*/
function _parse(&$object, $schemaNamespace, $service_name)
{
// Create namespace prefix for the schema
list($schPrefix,) = $this->_getTypeNs('{' . $schemaNamespace . '}');
// Parse all the types defined by the object in whatever
// schema language we are using (currently __typedef arrays)
// *** <wsdl:types> ***
foreach ($object->__typedef as $typeName => $typeValue) {
// Get/create namespace definition
list($nsPrefix, $typeName) = $this->_getTypeNs($typeName);
// Create type definition
$this->wsdl->complexTypes[$schPrefix][$typeName] = array('name' => $typeName);
$thisType =& $this->wsdl->complexTypes[$schPrefix][$typeName];
// According to Dmitri's documentation, __typedef comes in two
// flavors:
// Array = array(array("item" => "value"))
// Struct = array("item1" => "value1", "item2" => "value2", ...)
if (is_array($typeValue)) {
if (is_array(current($typeValue)) && count($typeValue) == 1
&& count(current($typeValue)) == 1) {
// It's an array
$thisType['type'] = 'Array';
$nsType = current(current($typeValue));
list($nsPrefix, $typeName) = $this->_getTypeNs($nsType);
$thisType['namespace'] = $nsPrefix;
$thisType['arrayType'] = $typeName . '[]';
} elseif (!is_array(current($typeValue))) {
// It's a struct
$thisType['type'] = 'Struct';
$thisType['order'] = 'all';
$thisType['namespace'] = $nsPrefix;
$thisType['elements'] = array();
foreach ($typeValue as $elementName => $elementType) {
list($nsPrefix, $typeName) = $this->_getTypeNs($elementType);
$thisType['elements'][$elementName]['name'] = $elementName;
$thisType['elements'][$elementName]['type'] = $typeName;
$thisType['elements'][$elementName]['namespace'] = $nsPrefix;
}
} else {
// It's erroneous
return $this->_raiseSoapFault("The type definition for $nsPrefix:$typeName is invalid.", 'urn:' . get_class($object));
}
} else {
// It's erroneous
return $this->_raiseSoapFault("The type definition for $nsPrefix:$typeName is invalid.", 'urn:' . get_class($object));
}
}
// Create an empty element array with the target namespace
// prefix, to match the results of WSDL parsing.
$this->wsdl->elements[$schPrefix] = array();
// Populate tree with message information
// *** <wsdl:message> ***
foreach ($object->__dispatch_map as $operationName => $messages) {
foreach ($messages as $messageType => $messageParts) {
unset($thisMessage);
switch ($messageType) {
case 'in':
$this->wsdl->messages[$operationName . 'Request'] = array();
$thisMessage =& $this->wsdl->messages[$operationName . 'Request'];
break;
case 'out':
$this->wsdl->messages[$operationName . 'Response'] = array();
$thisMessage =& $this->wsdl->messages[$operationName . 'Response'];
break;
case 'alias':
// Do nothing
break;
default:
// Error condition
break;
}
if (isset($thisMessage)) {
foreach ($messageParts as $partName => $partType) {
list ($nsPrefix, $typeName) = $this->_getTypeNs($partType);
$thisMessage[$partName] = array(
'name' => $partName,
'type' => $typeName,
'namespace' => $nsPrefix
);
}
}
}
}
// Populate tree with portType information
// XXX Current implementation only supports one portType that
// encompasses all of the operations available.
// *** <wsdl:portType> ***
if (!isset($this->wsdl->portTypes[$service_name . 'Port'])) {
$this->wsdl->portTypes[$service_name . 'Port'] = array();
}
$thisPortType =& $this->wsdl->portTypes[$service_name . 'Port'];
foreach ($object->__dispatch_map as $operationName => $messages) {
$thisPortType[$operationName] = array('name' => $operationName);
foreach ($messages as $messageType => $messageParts) {
switch ($messageType) {
case 'in':
$thisPortType[$operationName]['input'] = array(
'message' => $operationName . 'Request',
'namespace' => $this->tnsPrefix);
break;
case 'out':
$thisPortType[$operationName]['output'] = array(
'message' => $operationName . 'Response',
'namespace' => $this->tnsPrefix);
break;
}
}
}
return true;
}
/**
* Take all the abstract WSDL data and build concrete bindings and
* services (destructive).
*
* XXX Current implementation discards $service_desc.
*
* @param $schemaNamespace Namespace for types etc.
* @param $service_name Name of the WSDL <service>
* @param $service_desc Optional description of the WSDL <service>
* @access private
*/
function _generateBindingsAndServices($schemaNamespace, $service_name, $service_desc = '')
{
// Populate tree with bindings information
// XXX Current implementation only supports one binding that
// matches the single portType and all of its operations.
// XXX Is this the correct use of $schemaNamespace here?
// *** <wsdl:binding> ***
$this->wsdl->bindings[$service_name . 'Binding'] = array(
'type' => $service_name . 'Port',
'namespace' => $this->tnsPrefix,
'style' => 'rpc',
'transport' => SCHEMA_SOAP_HTTP,
'operations' => array());
$thisBinding =& $this->wsdl->bindings[$service_name . 'Binding'];
foreach ($this->wsdl->portTypes[$service_name . 'Port'] as $operationName => $operationData) {
$thisBinding['operations'][$operationName] = array(
'soapAction' => $schemaNamespace . '#' . $operationName,
'style' => $thisBinding['style']);
foreach (array('input', 'output') as $messageType)
if (isset($operationData[$messageType])) {
$thisBinding['operations'][$operationName][$messageType] = array(
'use' => 'encoded',
'namespace' => $schemaNamespace,
'encodingStyle' => SOAP_SCHEMA_ENCODING);
}
}
// Populate tree with service information
// XXX Current implementation supports one service which groups
// all of the ports together, one port per binding
// *** <wsdl:service> ***
$this->wsdl->services[$service_name . 'Service'] = array('ports' => array());
$thisService =& $this->wsdl->services[$service_name . 'Service']['ports'];
$https = (isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] == 'on')) ||
getenv('SSL_PROTOCOL_VERSION');
foreach ($this->wsdl->bindings as $bindingName => $bindingData) {
$thisService[$bindingData['type']] = array(
'name' => $bindingData['type'],
'binding' => $bindingName,
'namespace' => $this->tnsPrefix,
'address' => array('location' =>
($https ? 'https://' : 'http://') .
$_SERVER['SERVER_NAME'] . $_SERVER['PHP_SELF'] .
(isset($_SERVER['QUERY_STRING']) ? '?' . $_SERVER['QUERY_STRING'] : '')),
'type' => 'soap');
}
// Set service
$this->wsdl->set_service($service_name . 'Service');
$this->wsdl->uri = $this->wsdl->namespaces[$this->tnsPrefix];
// Create WSDL definition
// *** <wsdl:definitions> ***
$this->wsdl->definition = array(
'name' => $service_name,
'targetNamespace' => $this->wsdl->namespaces[$this->tnsPrefix],
'xmlns' => SCHEMA_WSDL);
foreach ($this->wsdl->namespaces as $nsPrefix => $namespace) {
$this->wsdl->definition['xmlns:' . $nsPrefix] = $namespace;
}
}
/**
* This function is adapted from Dmitri V's implementation of
* DISCO/WSDL generation. It separates namespace from type name in
* a __typedef key and creates a new namespace entry in the WSDL
* structure if the namespace has not been used before. The
* namespace prefix and type name are returned. If no namespace is
* specified, xsd is assumed.
*
* We will not need this function anymore once __typedef is
* eliminated.
*/
function _getTypeNs($type)
{
preg_match_all('/\{(.*)\}/sm', $type, $m);
if (!empty($m[1][0])) {
if (!isset($this->wsdl->ns[$m[1][0]])) {
$ns_pref = 'ns' . count($this->wsdl->namespaces);
$this->wsdl->ns[$m[1][0]] = $ns_pref;
$this->wsdl->namespaces[$ns_pref] = $m[1][0];
}
$typens = $this->wsdl->ns[$m[1][0]];
$type = str_replace($m[0][0], '', $type);
} else {
$typens = 'xsd';
}
return array($typens, $type);
}
}
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