<?php

/**

 * Copyright (c) , Braulio Jos?Solano Rojas

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without modification, are

 * permitted provided that the following conditions are met:

 *

 *     Redistributions of source code must retain the above copyright notice, this list of

 *     conditions and the following disclaimer.

 *     Redistributions in binary form must reproduce the above copyright notice, this list of

 *     conditions and the following disclaimer in the documentation and/or other materials

 *     provided with the distribution.

 *     Neither the name of the Solsoft de Costa Rica S.A. nor the names of its contributors may

 *     be used to endorse or promote products derived from this software without specific

 *     prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND

 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,

 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF

 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR

 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,

 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 *

 *

 * @version $Id: SoapDiscovery.class.php  -- ::21Z ideaa $

 * @copyright

 */

/**

 * SoapDiscovery Class that provides Web Service Definition Language (WSDL).

 *

 * @package SoapDiscovery

 * @author Braulio Jos?Solano Rojas

 * @copyright Copyright (c)  Braulio Jos?Solano Rojas

 * @version $Id: SoapDiscovery.class.php  -- ::21Z ideaa $

 * @access public

 * */

class SoapDiscovery {

    private $class_name = '';

    private $service_name = '';

    /**

     * SoapDiscovery::__construct() SoapDiscovery class Constructor.

     *

     * @param string $class_name

     * @param string $service_name

     * */

    public function __construct($class_name = '', $service_name = '') {

        $this->class_name = $class_name;

        $this->service_name = $service_name;

    }

    /**

     * SoapDiscovery::getWSDL() Returns the WSDL of a class if the class is instantiable.

     *

     * @return string

     * */

    public function getWSDL() {

        if (empty($this->service_name)) {

            throw new Exception('No service name.');

        }

        $headerWSDL = "<?xml version=\"1.0\" ?>\n";

        $headerWSDL.= "<definitions name=\"$this->service_name\" targetNamespace=\"urn:$this->service_name\" xmlns:wsdl=\"http://schemas.xmlsoap.org/wsdl/\" xmlns:soap=\"http://schemas.xmlsoap.org/wsdl/soap/\" xmlns:tns=\"urn:$this->service_name\" xmlns:xsd=\"http://www.w3.org//XMLSchema\" xmlns:SOAP-ENC=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns=\"http://schemas.xmlsoap.org/wsdl/\">\n";

        $headerWSDL.= "<types xmlns=\"http://schemas.xmlsoap.org/wsdl/\" />\n";

        if (empty($this->class_name)) {

            throw new Exception('No class name.');

        }

        $class = new ReflectionClass($this->class_name);

        if (!$class->isInstantiable()) {

            throw new Exception('Class is not instantiable.');

        }

        $methods = $class->getMethods();

        $portTypeWSDL = '<portType name="' . $this->service_name . 'Port">';

        $bindingWSDL = '<binding name="' . $this->service_name . 'Binding" type="tns:' . $this->service_name . "Port\">\n<soap:binding style=\"rpc\" transport=\"http://schemas.xmlsoap.org/soap/http\" />\n";

        $serviceWSDL = '<service name="' . $this->service_name . "\">\n<documentation />\n<port name=\"" . $this->service_name . 'Port" binding="tns:' . $this->service_name . "Binding\"><soap:address location=\"http://" . $_SERVER['SERVER_NAME'] . ':' . $_SERVER['SERVER_PORT'] . $_SERVER['PHP_SELF'] . "\" />\n</port>\n</service>\n";

        $messageWSDL = '';

        foreach ($methods as $method) {

            if ($method->isPublic() && !$method->isConstructor()) {

                $portTypeWSDL.= '<operation name="' . $method->getName() . "\">\n" . '<input message="tns:' . $method->getName() . "Request\" />\n<output message=\"tns:" . $method->getName() . "Response\" />\n</operation>\n";

                $bindingWSDL.= '<operation name="' . $method->getName() . "\">\n" . '<soap:operation soapAction="urn:' . $this->service_name . '#' . $this->class_name . '#' . $method->getName() . "\" />\n<input><soap:body use=\"encoded\" namespace=\"urn:$this->service_name\" encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" />\n</input>\n<output>\n<soap:body use=\"encoded\" namespace=\"urn:$this->service_name\" encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\" />\n</output>\n</operation>\n";

                $messageWSDL.= '<message name="' . $method->getName() . "Request\">\n";

                $parameters = $method->getParameters();

                foreach ($parameters as $parameter) {

                    $messageWSDL.= '<part name="' . $parameter->getName() . "\" type=\"xsd:string\" />\n";

                }

                $messageWSDL.= "</message>\n";

                $messageWSDL.= '<message name="' . $method->getName() . "Response\">\n";

                $messageWSDL.= '<part name="' . $method->getName() . "\" type=\"xsd:string\" />\n";

                $messageWSDL.= "</message>\n";

            }

        }

        $portTypeWSDL.= "</portType>\n";

        $bindingWSDL.= "</binding>\n";

        //return sprintf('%s%s%s%s%s%s', $headerWSDL, $portTypeWSDL, $bindingWSDL, $serviceWSDL, $messageWSDL, '</definitions>');

        //生成wsdl文件，将上面的return注释

        $fso = fopen($this->class_name . ".wsdl", "w");

        fwrite($fso, sprintf('%s%s%s%s%s%s', $headerWSDL, $portTypeWSDL, $bindingWSDL, $serviceWSDL, $messageWSDL, '</definitions>'));

    }

    /**

     * SoapDiscovery::getDiscovery() Returns discovery of WSDL.

     *

     * @return string

     * */

    public function getDiscovery() {

        return "<?xml version=\"1.0\" ?>\n<disco:discovery xmlns:disco=\"http://schemas.xmlsoap.org/disco/\" xmlns:scl=\"http://schemas.xmlsoap.org/disco/scl/\">\n<scl:contractRef ref=\"http://" . $_SERVER['SERVER_NAME'] . ':' . $_SERVER['SERVER_PORT'] . $_SERVER['PHP_SELF'] . "?wsdl\" />\n</disco:discovery>";

    }

}

?>