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<?php
/**
* Wsdl file.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the BSD License.
*
* Copyright(c) 2005 by Marcus Nyeholt. All rights reserved.
*
* To contact the author write to {@link mailto:tanus@users.sourceforge.net Marcus Nyeholt}
* This file is part of the PRADO framework from {@link http://www.xisc.com}
*
* @author Marcus Nyeholt <tanus@users.sourceforge.net>
* @author Wei Zhuo <weizhuo[at]gmail[dot]com>
* @version $Id$
* @package System.Web.Services.SOAP
*/
/**
* Contains the dom object used to build up the wsdl. The
* operations generated by the generator are stored in here until the getWsdl()
* method is called which builds and returns the generated XML string.
* @author Marcus Nyeholt <tanus@users.sourceforge.net>
* @author Wei Zhuo <weizhuo[at]gmail[dot]com>
* @version $Revision$
*/
class Wsdl
{
/**
* The name of the service (usually the classname)
* @var string
*/
private $serviceName;
/**
* The URI to find the service at. If empty, the current
* uri will be used (minus any query string)
*/
private $serviceUri;
/**
* The complex types declarations
* @var ArrayObject
*/
private $types;
/**
* A collection of SOAP operations
* @var array
*/
private $operations=array();
/**
* Wsdl DOMDocument that's generated.
*/
private $wsdl = null;
/**
* The definitions created for the WSDL
*/
private $definitions = null;
/**
* The target namespace variable?
*/
private $targetNamespace ='';
/**
* The binding style (default at the moment)
*/
private $bindingStyle = 'rpc';
/**
* The binding uri
*/
private $bindingTransport = 'http://schemas.xmlsoap.org/soap/http';
/**
* Creates a new Wsdl thing
* @param string $name the name of the service.
* @param string $serviceUri The URI of the service that handles this WSDL
*/
public function __construct($name, $serviceUri='')
{
$this->serviceName = $name;
if ($serviceUri == '') $serviceUri = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'];
$this->serviceUri = $serviceUri;
$this->types = new ArrayObject();
$this->targetNamespace = 'urn:'.$name.'wsdl';
}
public function getWsdl()
{
$this->buildWsdl();
return $this->wsdl;
}
/**
* Generates the WSDL file into the $this->wsdl variable
*/
protected function buildWsdl()
{
$xml = '<?xml version="1.0" ?>
<definitions name="'.$this->serviceName.'" targetNamespace="'.$this->targetNamespace.'"
xmlns="http://schemas.xmlsoap.org/wsdl/"
xmlns:tns="'.$this->targetNamespace.'"
xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/"
xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/"
xmlns:soap-enc="http://schemas.xmlsoap.org/soap/encoding/"></definitions>';
$dom = new DOMDocument();
$dom->loadXml($xml);
$this->definitions = $dom->documentElement;
$this->addTypes($dom);
$this->addMessages($dom);
$this->addPortTypes($dom);
$this->addBindings($dom);
$this->addService($dom);
$this->wsdl = $dom->saveXML();
}
/**
* Adds complexType definitions to the document
* @param DomDocument $dom The document to add to
*/
public function addTypes(DomDocument $dom)
{
if (!count($this->types)) return;
$types = $dom->createElementNS('http://schemas.xmlsoap.org/wsdl/', 'wsdl:types');
$schema = $dom->createElementNS('http://www.w3.org/2001/XMLSchema', 'xsd:schema');
$schema->setAttribute('targetNamespace', $this->targetNamespace);
foreach($this->types as $type => $elements)
{
$complexType = $dom->createElementNS('http://www.w3.org/2001/XMLSchema', 'xsd:complexType');
$complexType->setAttribute('name', $type);
if(substr($type, strlen($type) - 5, 5) == 'Array') // if it's an array
{
$complexContent = $dom->createElementNS('http://www.w3.org/2001/XMLSchema', 'xsd:complexContent');
$restriction = $dom->createElementNS('http://www.w3.org/2001/XMLSchema', 'xsd:restriction');
$restriction->setAttribute('base', 'soap-enc:Array');
$attribute = $dom->createElementNS('http://www.w3.org/2001/XMLSchema', 'xsd:attribute');
$attribute->setAttribute('ref', "soap-enc:arrayType");
$attribute->setAttribute('wsdl:arrayType', 'tns:' . substr($type, 0, strlen($type) - 5) . '[]');
$restriction->appendChild($attribute);
$complexContent->appendChild($restriction);
$complexType->appendChild($complexContent);
}
else
{
$all = $dom->createElementNS('http://www.w3.org/2001/XMLSchema', 'xsd:all');
foreach($elements as $elem)
{
$e = $dom->createElementNS('http://www.w3.org/2001/XMLSchema', 'xsd:element');
$e->setAttribute('name', $elem['name']);
$e->setAttribute('type', $elem['type']);
$all->appendChild($e);
}
$complexType->appendChild($all);
}
$schema->appendChild($complexType);
$types->appendChild($schema);
}
$this->definitions->appendChild($types);
}
/**
* Add messages for the service
* @param DomDocument $dom The document to add to
*/
protected function addMessages(DomDocument $dom)
{
foreach ($this->operations as $operation) {
$operation->setMessageElements($this->definitions, $dom);
}
}
/**
* Add the port types for the service
* @param DomDocument $dom The document to add to
*/
protected function addPortTypes(DOMDocument $dom)
{
$portType = $dom->createElementNS('http://schemas.xmlsoap.org/wsdl/', 'wsdl:portType');
$portType->setAttribute('name', $this->serviceName.'PortType');
$this->definitions->appendChild($portType);
foreach ($this->operations as $operation) {
$portOperation = $operation->getPortOperation($dom);
$portType->appendChild($portOperation);
}
}
/**
* Add the bindings for the service
* @param DomDocument $dom The document to add to
*/
protected function addBindings(DOMDocument $dom)
{
$binding = $dom->createElementNS('http://schemas.xmlsoap.org/wsdl/', 'wsdl:binding');
$binding->setAttribute('name', $this->serviceName.'Binding');
$binding->setAttribute('type', 'tns:'.$this->serviceName.'PortType');
$soapBinding = $dom->createElementNS('http://schemas.xmlsoap.org/wsdl/soap/', 'soap:binding');
$soapBinding->setAttribute('style', $this->bindingStyle);
$soapBinding->setAttribute('transport', $this->bindingTransport);
$binding->appendChild($soapBinding);
$this->definitions->appendChild($binding);
foreach ($this->operations as $operation) {
$bindingOperation = $operation->getBindingOperation($dom, $this->targetNamespace, $this->bindingStyle);
$binding->appendChild($bindingOperation);
}
}
/**
* Add the service definition
* @param DomDocument $dom The document to add to
*/
protected function addService(DomDocument $dom)
{
$service = $dom->createElementNS('http://schemas.xmlsoap.org/wsdl/', 'wsdl:service');
$service->setAttribute('name', $this->serviceName.'Service');
$port = $dom->createElementNS('http://schemas.xmlsoap.org/wsdl/', 'wsdl:port');
$port->setAttribute('name', $this->serviceName.'Port');
$port->setAttribute('binding', 'tns:'.$this->serviceName.'Binding');
$soapAddress = $dom->createElementNS('http://schemas.xmlsoap.org/wsdl/soap/', 'soap:address');
$soapAddress->setAttribute('location', $this->serviceUri);
$port->appendChild($soapAddress);
$service->appendChild($port);
$this->definitions->appendChild($service);
}
/**
* Adds an operation to have port types and bindings output
* @param WsdlOperation $operation The operation to add
*/
public function addOperation(WsdlOperation $operation)
{
$this->operations[] = $operation;
}
/**
* Adds complexTypes to the wsdl
* @param string $type Name of the type
* @param Array $elements Elements of the type (each one is an associative array('name','type'))
*/
public function addComplexType($type, $elements)
{
$this->types[$type] = $elements;
}
}
?>
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