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<?php
/**
* This file contains the code for the DISCO server, providing DISO and WSDL
* 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 Dmitri Vinogradov <dimitri@vinogradov.de>
* @author Chuck Hagenbuch <chuck@horde.org>
* @author Jan Schneider <jan@horde.org>
* @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';
class SOAP_DISCO_Server extends SOAP_Base_Object {
var $namespaces = array(SCHEMA_WSDL => 'wsdl', SCHEMA_SOAP => 'soap');
var $import_ns = array();
var $wsdl = '';
var $disco = '';
var $_wsdl = array();
var $_disco = array();
var $_service_name = '';
var $_service_ns = '';
var $_service_desc = '';
var $_portname = '';
var $_bindingname = '';
var $soap_server = NULL;
function SOAP_DISCO_Server($soap_server, $service_name, $service_desc = '',
$import_ns = null)
{
parent::SOAP_Base_Object('Server');
if ( !is_object($soap_server)
|| !get_class($soap_server) == 'soap_server') return;
$this->_service_name = $service_name;
$this->_service_ns = "urn:$service_name";
$this->_service_desc = $service_desc;
$this->import_ns = isset($import_ns) ? $import_ns : $this->import_ns;
$this->soap_server = $soap_server;
$this->host = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : 'localhost';
}
function getDISCO()
{
$this->_generate_DISCO();
return $this->disco;
}
function getWSDL()
{
$this->_generate_WSDL();
return $this->wsdl;
}
function _generate_DISCO()
{
// DISCO
$this->_disco['disco:discovery']['attr']['xmlns:disco'] = SCHEMA_DISCO;
$this->_disco['disco:discovery']['attr']['xmlns:scl'] = SCHEMA_DISCO_SCL;
$this->_disco['disco:discovery']['scl:contractRef']['attr']['ref'] =
(array_key_exists('HTTPS', $_SERVER) && $_SERVER['HTTPS'] == 'on')
? 'https://' . $this->host . $_SERVER['PHP_SELF'] . '?wsdl'
: 'http://' . $this->host . $_SERVER['PHP_SELF'] . '?wsdl';
// generate disco xml
$this->_generate_DISCO_XML($this->_disco);
}
function _generate_WSDL()
{
// WSDL
if (is_array($this->soap_server->_namespaces)) {
// need to get: typens, xsd & SOAP-ENC
$flipped = array_flip($this->soap_server->_namespaces);
$this->namespaces[$this->_service_ns] = 'tns';
$this->namespaces[$flipped['xsd']] = 'xsd';
$this->namespaces[$flipped['SOAP-ENC']] = 'SOAP-ENC';
}
// DEFINITIONS
$this->_wsdl['definitions']['attr']['name'] = $this->_service_name;
$this->_wsdl['definitions']['attr']['targetNamespace'] = $this->_service_ns;
foreach ($this->namespaces as $ns => $prefix) {
$this->_wsdl['definitions']['attr']['xmlns:' . $prefix] = $ns;
}
$this->_wsdl['definitions']['attr']['xmlns'] = SCHEMA_WSDL;
// Import namespaces. Seems to not work yet: wsdl.exe fom .NET can't
// handle imported complete wsdl-definitions.
if (count($this->import_ns)) {
$i = 0;
foreach ($this->import_ns as $_ns => $_location) {
$this->_wsdl['definitions']['import'][$i]['attr']['location'] = $_location;
$this->_wsdl['definitions']['import'][$i]['attr']['namespace'] = $_ns;
$i++;
}
}
$this->_wsdl['definitions']['types']['attr']['xmlns']='http://schemas.xmlsoap.org/wsdl/';
$this->_wsdl['definitions']['types']['schema']=array();
// Placeholder for messages
$this->_wsdl['definitions']['message'] = array();
// PORTTYPE-NAME
$this->_portname = $this->_service_name . 'Port';
$this->_wsdl['definitions']['portType']['attr']['name'] = $this->_portname;
// BINDING-NAME
$this->_bindingname = $this->_service_name . 'Binding';
$this->_wsdl['definitions']['binding']['attr']['name'] = $this->_bindingname;
$this->_wsdl['definitions']['binding']['attr']['type'] = 'tns:' . $this->_portname;
$this->_wsdl['definitions']['binding']['soap:binding']['attr']['style'] = 'rpc';
$this->_wsdl['definitions']['binding']['soap:binding']['attr']['transport'] = SCHEMA_SOAP_HTTP;
// SERVICE
$this->_wsdl['definitions']['service']['attr']['name'] = $this->_service_name . 'Service';
$this->_wsdl['definitions']['service']['documentation']['attr'] = '';
$this->_wsdl['definitions']['service']['documentation'] = htmlentities($this->_service_desc);
$this->_wsdl['definitions']['service']['port']['attr']['name'] = $this->_portname;
$this->_wsdl['definitions']['service']['port']['attr']['binding'] = 'tns:' . $this->_bindingname;
$this->_wsdl['definitions']['service']['port']['soap:address']['attr']['location'] =
(array_key_exists('HTTPS', $_SERVER) && $_SERVER['HTTPS'] == 'on')
? 'https://' . $this->host . $_SERVER['PHP_SELF']
: 'http://' . $this->host . $_SERVER['PHP_SELF'];
//
$dispatch_keys = array_keys($this->soap_server->dispatch_objects);
$dc = count($dispatch_keys);
for ($di = 0; $di < $dc; $di++) {
$namespace = $dispatch_keys[$di];
$namespace_objects =& $this->soap_server->dispatch_objects[$namespace];
$oc = count($namespace_objects);
for ($oi = 0; $oi < $oc; $oi++) {
$object = $namespace_objects[$oi];
// types definitions
$this->addSchemaFromMap($object->__typedef);
// MESSAGES
$this->addMethodsFromMap($object->__dispatch_map, $namespace, get_class($object));
}
}
if (isset($this->soap_server->dispatch_map)) {
$this->addMethodsFromMap($this->soap_server->dispatch_map, $namespace);
}
// generate wsdl
$this->_generate_WSDL_XML();
}
function &_getSchema($namespace)
{
// SCHEMA
$c = count($this->_wsdl['definitions']['types']['schema']);
for($i = 0; $i < $c; $i++) {
if ($this->_wsdl['definitions']['types']['schema'][$i]['attr']['targetNamespace'] == $namespace) {
return $this->_wsdl['definitions']['types']['schema'][$i];
}
}
// don't have this namespace
$schema = array();
$schema['attr'] = array();
$schema['complexType'] = array();
$schema['attr']['xmlns'] = array_search('xsd',$this->namespaces);
$schema['attr']['targetNamespace'] = $namespace;
$this->_wsdl['definitions']['types']['schema'][] =& $schema;
return $schema;
}
function addSchemaFromMap(&$map)
{
if (!$map) {
return;
}
foreach ($map as $_type_name => $_type_def) {
list($typens,$type) = $this->_getTypeNs($_type_name);
if ($typens == 'xsd') {
// cannot add to xsd, lets use method_namespace
$typens = 'tns';
}
$schema =& $this->_getSchema(array_search($typens, $this->namespaces));
if (!$this->_ifComplexTypeExists($schema['complexType'], $type)) {
$ctype =& $schema['complexType'][];
$ctype['attr']['name'] = $type;
foreach ($_type_def as $_varname => $_vartype) {
if (!is_int($_varname)) {
list($_vartypens,$_vartype) = $this->_getTypeNs($_vartype);
$ctype['all']['attr'] = '';
$el =& $ctype['all']['element'][];
$el['attr']['name'] = $_varname;
$el['attr']['type'] = $_vartypens . ':' . $_vartype;
} else {
$ctype['complexContent']['attr'] = '';
$ctype['complexContent']['restriction']['attr']['base'] = 'SOAP-ENC:Array';
foreach ($_vartype as $array_var => $array_type) {
list($_vartypens, $_vartype) = $this->_getTypeNs($array_type);
$ctype['complexContent']['restriction']['attribute']['attr']['ref'] = 'SOAP-ENC:arrayType';
$ctype['complexContent']['restriction']['attribute']['attr']['wsdl:arrayType'] = $_vartypens . ':' . $_vartype . '[]';
}
}
}
}
}
}
function addMethodsFromMap(&$map, $namespace, $classname = null)
{
if (!$map) {
return;
}
foreach ($map as $method_name => $method_types) {
if (array_key_exists('namespace', $method_types)) {
$method_namespace = $method_types['namespace'];
} else {
$method_namespace = $namespace;
}
// INPUT
$input_message = array('attr' => array('name' => $method_name . 'Request'));
if (isset($method_types['in']) && is_array($method_types['in'])) {
foreach ($method_types['in'] as $name => $type) {
list($typens, $type) = $this->_getTypeNs($type);
$part = array();
$part['attr']['name'] = $name;
$part['attr']['type'] = $typens . ':' . $type;
$input_message['part'][] = $part;
}
}
$this->_wsdl['definitions']['message'][] = $input_message;
// OUTPUT
$output_message = array('attr' => array('name' => $method_name . 'Response'));
if (isset($method_types['out']) && is_array($method_types['out'])) {
foreach ($method_types['out'] as $name => $type) {
list($typens, $type) = $this->_getTypeNs($type);
$part = array();
$part['attr']['name'] = $name;
$part['attr']['type'] = $typens . ':' . $type;
$output_message['part'][] = $part;
}
}
$this->_wsdl['definitions']['message'][] = $output_message;
// PORTTYPES
$operation = array();
$operation['attr']['name'] = $method_name;
// INPUT
$operation['input']['attr']['message'] = 'tns:' . $input_message['attr']['name'];
// OUTPUT
$operation['output']['attr']['message'] = 'tns:' . $output_message['attr']['name'];
$this->_wsdl['definitions']['portType']['operation'][] = $operation;
// BINDING
$binding = array();
$binding['attr']['name'] = $method_name;
$action = $method_namespace . '#' . ($classname ? $classname . '#' : '') . $method_name;
$binding['soap:operation']['attr']['soapAction'] = $action;
// INPUT
$binding['input']['attr'] = '';
$binding['input']['soap:body']['attr']['use'] = 'encoded';
$binding['input']['soap:body']['attr']['namespace'] = $method_namespace;
$binding['input']['soap:body']['attr']['encodingStyle'] = SOAP_SCHEMA_ENCODING;
// OUTPUT
$binding['output']['attr'] = '';
$binding['output']['soap:body']['attr']['use'] = 'encoded';
$binding['output']['soap:body']['attr']['namespace'] = $method_namespace;
$binding['output']['soap:body']['attr']['encodingStyle'] = SOAP_SCHEMA_ENCODING;
$this->_wsdl['definitions']['binding']['operation'][] = $binding;
}
}
function _generate_DISCO_XML($disco_array)
{
$disco = '<?xml version="1.0"?>';
foreach ($disco_array as $key => $val) {
$disco .= $this->_arrayToNode($key,$val);
}
$this->disco = $disco;
}
function _generate_WSDL_XML()
{
$wsdl = '<?xml version="1.0"?>';
foreach ($this->_wsdl as $key => $val) {
$wsdl .= $this->_arrayToNode($key, $val);
}
$this->wsdl = $wsdl;
}
function _arrayToNode($node_name = '', $array)
{
$return = '';
if (is_array($array)) {
// we have a node if there's key 'attr'
if (array_key_exists('attr',$array)) {
$return .= "<$node_name";
if (is_array($array['attr'])) {
foreach ($array['attr'] as $attr_name => $attr_value) {
$return .= " $attr_name=\"$attr_value\"";
}
}
// unset 'attr' and proceed other childs...
unset($array['attr']);
if (count($array) > 0) {
$i = 0;
foreach ($array as $child_node_name => $child_node_value) {
$return .= $i == 0 ? ">\n" : '';
$return .= $this->_arrayToNode($child_node_name,$child_node_value);
$i++;
}
$return .= "</$node_name>\n";
} else {
$return .= " />\n";
}
} else {
// we have no 'attr' key in array - so it's list of nodes with
// the same name ...
foreach ($array as $child_node_name => $child_node_value) {
$return .= $this->_arrayToNode($node_name,$child_node_value);
}
}
} else {
// $array is not an array
if ($array !='') {
// and its not empty
$return .= "<$node_name>$array</$node_name>\n";
} else {
// and its empty...
$return .= "<$node_name />\n";
}
}
return $return;
}
function _getTypeNs($type)
{
preg_match_all("'\{(.*)\}'sm", $type, $m);
if (isset($m[1][0]) && $m[1][0] != '') {
if (!array_key_exists($m[1][0],$this->namespaces)) {
$ns_pref = 'ns' . count($this->namespaces);
$this->namespaces[$m[1][0]] = $ns_pref;
$this->_wsdl['definitions']['attr']['xmlns:' . $ns_pref] = $m[1][0];
}
$typens = $this->namespaces[$m[1][0]];
$type = ereg_replace($m[0][0],'',$type);
} else {
$typens = 'xsd';
}
return array($typens,$type);
}
function _ifComplexTypeExists($typesArray, $type_name)
{
if (is_array($typesArray)) {
foreach ($typesArray as $index => $type_data) {
if ($typesArray[$index]['attr']['name'] == $type_name) {
return true;
}
}
}
return false;
}
}
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