使用pear::soap创建web服务的步骤

<?php
class FruitQuoteService
{
 public $__dispatch_map = array();
 public $__typedef = array();
 public function FruitQuoteService()
 {
  $this->__dispatch_map['getQuote'] = array(
            "in"  => array("category"  => "string"),
            "out" => array("quote" => "int")
        );
        $this->__dispatch_map['getFruit'] = array(
            "in"  => array(),
            "out" => array("fruitSummary" => "{urn:FruitQuoteService}fruitStruct")
        );
      
        $this->__typedef['fruitStruct'] = array(
         'category'=>'string', 'amount' => 'int'
        ); 
 }
 
 public function getQuote($category)
 {
  switch ($category)
  {
   case 'apple':
    $quote = 10;
    break;
   case 'orange':
    $quote = 12;
    break;
   case 'banana':
    $quote = 20;
    break;
   default:
    $quote = 0;
    break;
  }
  return $quote;
 }//end funtion
 
 public function getFruit()
 {
  $list = array(
   array("apple", 100),
   array("orange", 500),
   array("banana", 260)
  );
  return $list;
 }//end funtion
}//end class
?>

<?php
require_once("FruitQuoteService.php");
require_once("SOAP/Server.php");
$fruitQuote = new FruitQuoteService();
$server = new Soap_Server();
$server->addObjectMap($fruitQuote, "http://www.xxx.com");
if (isset($_SERVER['REQUEST_METHOD']) &&  $_SERVER['REQUEST_METHOD']=='POST')
{
    $server->service($GLOBALS['HTTP_RAW_POST_DATA']);
} else
{
 require_once 'SOAP/Disco.php';
    $disco = new SOAP_DISCO_Server($server,'FruitQuoteService');
    header("Content-type: text/xml");
    if (isset($_SERVER['QUERY_STRING']) && strcasecmp($_SERVER['QUERY_STRING'],'wsdl')==0) {
        echo $disco->getWSDL();
    } else {
        echo $disco->getDISCO();
    }
}
exit;
?>
 

<?
require_once('SOAP/Client.php');
//这个名称空间必须和server.php中定义的一致
$options = array('namespace' => 'http://www.xxx.com',
                 'trace' => 1); //为1表示可以通过__get_wire获取soap消息，默认是0
$client = new SOAP_client("http://www.shangyong.com/ws/server.php");
$params = array();
$response = $client->call("getFruit", $params, $options);
//print_r($client->__get_wire()); //输出 soap消息
if (PEAR::isError($response)) {
 echo 'Error: ' . $response->getMessage() . "<br>\n";
} else {
 print_r($response) . "\n";
}
$params = array("name" => "orange");
$response = $client->call("getQuote", $params, $options);
if (PEAR::isError($response)) {
    echo 'Error: ' . $response->getMessage() . "<br>\n";
} else {
    echo $response . "\n\n";
}
exit;
?>

<?
require_once('SOAP/Client.php');
/**
 * 所有的服务内容，如：命名空间、UEL, 参数名等都可以从wsdl文件获取
 */
$wsdl = new SOAP_WSDL("http://www.shangyong.com/ws/server.php?wsdl");
/**
 * 从wsdl生成一个proxy对象，这个对象包含wsdl文档中定义的所有操作的方法。
 * 可以通过proxy对象直接调用函数
 * 优点：易于用户使用
 */
$client = $wsdl->getProxy();
$response = $client->getQuote("apple");
if (PEAR::isError($response)) {
    echo 'Error: ' . $response->getMessage() . "<br>\n";
} else {
    echo $response . "\n\n";
}
$response = $client->getFruit();
if (PEAR::isError($response)) {
    echo 'Error: ' . $response->getMessage() . "<br>\n";
} else {
    print_r($response) . "\n";
}
exit;
?>