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nusoap类库php之内置soap替代类库

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nusoap类库php之内置soap替代类库

1.1、nusoap.php 类库文件

<?php

/*
$Id: nusoap.php,v 1.123 2010/04/26 20:15:08 snichol Exp $

NuSOAP - Web Services Toolkit for PHP

Copyright (c) 2002 NuSphere Corporation

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

The NuSOAP project home is:
http://sourceforge.net/projects/nusoap/

The primary support for NuSOAP is the Help forum on the project home page.

If you have any questions or comments, please email:

Dietrich Ayala
[email protected]
http://dietrich.ganx4.com/nusoap

NuSphere Corporation
http://www.nusphere.com

*/

/*
 *  Some of the standards implmented in whole or part by NuSOAP:
 *
 *  SOAP 1.1 (http://www.w3.org/TR/2000/NOTE-SOAP-20000508/)
 *  WSDL 1.1 (http://www.w3.org/TR/2001/NOTE-wsdl-20010315)
 *  SOAP Messages With Attachments (http://www.w3.org/TR/SOAP-attachments)
 *  XML 1.0 (http://www.w3.org/TR/2006/REC-xml-20060816/)
 *  Namespaces in XML 1.0 (http://www.w3.org/TR/2006/REC-xml-names-20060816/)
 *  XML Schema 1.0 (http://www.w3.org/TR/xmlschema-0/)
 *  RFC 2045 Multipurpose Internet Mail Extensions (MIME) Part One: Format of Internet Message Bodies
 *  RFC 2068 Hypertext Transfer Protocol -- HTTP/1.1
 *  RFC 2617 HTTP Authentication: Basic and Digest Access Authentication
 */

/* load classes

// necessary classes
require_once('class.soapclient.php');
require_once('class.soap_val.php');
require_once('class.soap_parser.php');
require_once('class.soap_fault.php');

// transport classes
require_once('class.soap_transport_http.php');

// optional add-on classes
require_once('class.xmlschema.php');
require_once('class.wsdl.php');

// server class
require_once('class.soap_server.php');*/

// class variable emulation
// cf. http://www.webkreator.com/php/techniques/php-static-class-variables.html
$GLOBALS['_transient']['static']['nusoap_base']['globalDebugLevel'] = 9;

/**
*
* nusoap_base
*
* @author   Dietrich Ayala <[email protected]>
* @author   Scott Nichol <[email protected]>
* @version  $Id: nusoap.php,v 1.123 2010/04/26 20:15:08 snichol Exp $
* @access   public
*/
class nusoap_base {
    /**
     * Identification for HTTP headers.
     *
     * @var string
     * @access private
     */
    var $title = 'NuSOAP';
    /**
     * Version for HTTP headers.
     *
     * @var string
     * @access private
     */
    var $version = '0.9.5';
    /**
     * CVS revision for HTTP headers.
     *
     * @var string
     * @access private
     */
    var $revision = '$Revision: 1.123 $';
    /**
     * Current error string (manipulated by getError/setError)
     *
     * @var string
     * @access private
     */
    var $error_str = '';
    /**
     * Current debug string (manipulated by debug/appendDebug/clearDebug/getDebug/getDebugAsXMLComment)
     *
     * @var string
     * @access private
     */
    var $debug_str = '';
    /**
     * toggles automatic encoding of special characters as entities
     * (should always be true, I think)
     *
     * @var boolean
     * @access private
     */
    var $charencoding = true;
    /**
     * the debug level for this instance
     *
     * @var integer
     * @access private
     */
    var $debugLevel;

    /**
    * set schema version
    *
    * @var      string
    * @access   public
    */
    var $XMLSchemaVersion = 'http://www.w3.org/2001/XMLSchema';

    /**
    * charset encoding for outgoing messages
    *
    * @var      string
    * @access   public
    */
    var $soap_defencoding = 'ISO-8859-1';
    //var $soap_defencoding = 'UTF-8';

    /**
    * namespaces in an array of prefix => uri
    *
    * this is "seeded" by a set of constants, but it may be altered by code
    *
    * @var      array
    * @access   public
    */
    var $namespaces = array(
        'SOAP-ENV' => 'http://schemas.xmlsoap.org/soap/envelope/',
        'xsd' => 'http://www.w3.org/2001/XMLSchema',
        'xsi' => 'http://www.w3.org/2001/XMLSchema-instance',
        'SOAP-ENC' => 'http://schemas.xmlsoap.org/soap/encoding/'
        );

    /**
    * namespaces used in the current context, e.g. during serialization
    *
    * @var      array
    * @access   private
    */
    var $usedNamespaces = array();

    /**
    * XML Schema types in an array of uri => (array of xml type => php type)
    * is this legacy yet?
    * no, this is used by the nusoap_xmlschema class to verify type => namespace mappings.
    * @var      array
    * @access   public
    */
    var $typemap = array(
    'http://www.w3.org/2001/XMLSchema' => array(
        'string'=>'string','boolean'=>'boolean','float'=>'double','double'=>'double','decimal'=>'double',
        'duration'=>'','dateTime'=>'string','time'=>'string','date'=>'string','gYearMonth'=>'',
        'gYear'=>'','gMonthDay'=>'','gDay'=>'','gMonth'=>'','hexBinary'=>'string','base64Binary'=>'string',
        // abstract "any" types
        'anyType'=>'string','anySimpleType'=>'string',
        // derived datatypes
        'normalizedString'=>'string','token'=>'string','language'=>'','NMTOKEN'=>'','NMTOKENS'=>'','Name'=>'','NCName'=>'','ID'=>'',
        'IDREF'=>'','IDREFS'=>'','ENTITY'=>'','ENTITIES'=>'','integer'=>'integer','nonPositiveInteger'=>'integer',
        'negativeInteger'=>'integer','long'=>'integer','int'=>'integer','short'=>'integer','byte'=>'integer','nonNegativeInteger'=>'integer',
        'unsignedLong'=>'','unsignedInt'=>'','unsignedShort'=>'','unsignedByte'=>'','positiveInteger'=>''),
    'http://www.w3.org/2000/10/XMLSchema' => array(
        'i4'=>'','int'=>'integer','boolean'=>'boolean','string'=>'string','double'=>'double',
        'float'=>'double','dateTime'=>'string',
        'timeInstant'=>'string','base64Binary'=>'string','base64'=>'string','ur-type'=>'array'),
    'http://www.w3.org/1999/XMLSchema' => array(
        'i4'=>'','int'=>'integer','boolean'=>'boolean','string'=>'string','double'=>'double',
        'float'=>'double','dateTime'=>'string',
        'timeInstant'=>'string','base64Binary'=>'string','base64'=>'string','ur-type'=>'array'),
    'http://soapinterop.org/xsd' => array('SOAPStruct'=>'struct'),
    'http://schemas.xmlsoap.org/soap/encoding/' => array('base64'=>'string','array'=>'array','Array'=>'array'),
    'http://xml.apache.org/xml-soap' => array('Map')
    );

    /**
    * XML entities to convert
    *
    * @var      array
    * @access   public
    * @deprecated
    * @see  expandEntities
    */
    var $xmlEntities = array('quot' => '"','amp' => '&',
        'lt' => '<','gt' => '>','apos' => "'");

    /**
    * constructor
    *
    * @access   public
    */
    function nusoap_base() {
        $this->debugLevel = $GLOBALS['_transient']['static']['nusoap_base']['globalDebugLevel'];
    }

    /**
    * gets the global debug level, which applies to future instances
    *
    * @return   integer Debug level 0-9, where 0 turns off
    * @access   public
    */
    function getGlobalDebugLevel() {
        return $GLOBALS['_transient']['static']['nusoap_base']['globalDebugLevel'];
    }

    /**
    * sets the global debug level, which applies to future instances
    *
    * @param    int $level  Debug level 0-9, where 0 turns off
    * @access   public
    */
    function setGlobalDebugLevel($level) {
        $GLOBALS['_transient']['static']['nusoap_base']['globalDebugLevel'] = $level;
    }

    /**
    * gets the debug level for this instance
    *
    * @return   int Debug level 0-9, where 0 turns off
    * @access   public
    */
    function getDebugLevel() {
        return $this->debugLevel;
    }

    /**
    * sets the debug level for this instance
    *
    * @param    int $level  Debug level 0-9, where 0 turns off
    * @access   public
    */
    function setDebugLevel($level) {
        $this->debugLevel = $level;
    }

    /**
    * adds debug data to the instance debug string with formatting
    *
    * @param    string $string debug data
    * @access   private
    */
    function debug($string){
        if ($this->debugLevel > 0) {
            $this->appendDebug($this->getmicrotime().' '.get_class($this).": $string\n");
        }
    }

    /**
    * adds debug data to the instance debug string without formatting
    *
    * @param    string $string debug data
    * @access   public
    */
    function appendDebug($string){
        if ($this->debugLevel > 0) {
            // it would be nice to use a memory stream here to use
            // memory more efficiently
            $this->debug_str .= $string;
        }
    }

    /**
    * clears the current debug data for this instance
    *
    * @access   public
    */
    function clearDebug() {
        // it would be nice to use a memory stream here to use
        // memory more efficiently
        $this->debug_str = '';
    }

    /**
    * gets the current debug data for this instance
    *
    * @return   debug data
    * @access   public
    */
    function &getDebug() {
        // it would be nice to use a memory stream here to use
        // memory more efficiently
        return $this->debug_str;
    }

    /**
    * gets the current debug data for this instance as an XML comment
    * this may change the contents of the debug data
    *
    * @return   debug data as an XML comment
    * @access   public
    */
    function &getDebugAsXMLComment() {
        // it would be nice to use a memory stream here to use
        // memory more efficiently
        while (strpos($this->debug_str, '--')) {
            $this->debug_str = str_replace('--', '- -', $this->debug_str);
        }
        $ret = "<!--\n" . $this->debug_str . "\n-->";
        return $ret;
    }

    /**
    * expands entities, e.g. changes '<' to '<'.
    *
    * @param    string  $val    The string in which to expand entities.
    * @access   private
    */
    function expandEntities($val) {
        if ($this->charencoding) {
            $val = str_replace('&', '&', $val);
            $val = str_replace("'", '&apos;', $val);
            $val = str_replace('"', '"', $val);
            $val = str_replace('<', '<', $val);
            $val = str_replace('>', '>', $val);
        }
        return $val;
    }

    /**
    * returns error string if present
    *
    * @return   mixed error string or false
    * @access   public
    */
    function getError(){
        if($this->error_str != ''){
            return $this->error_str;
        }
        return false;
    }

    /**
    * sets error string
    *
    * @return   boolean $string error string
    * @access   private
    */
    function setError($str){
        $this->error_str = $str;
    }

    /**
    * detect if array is a simple array or a struct (associative array)
    *
    * @param    mixed   $val    The PHP array
    * @return   string  (arraySimple|arrayStruct)
    * @access   private
    */
    function isArraySimpleOrStruct($val) {
        $keyList = array_keys($val);
        foreach ($keyList as $keyListValue) {
            if (!is_int($keyListValue)) {
                return 'arrayStruct';
            }
        }
        return 'arraySimple';
    }

    /**
    * serializes PHP values in accordance w/ section 5. Type information is
    * not serialized if $use == 'literal'.
    *
    * @param    mixed   $val    The value to serialize
    * @param    string  $name   The name (local part) of the XML element
    * @param    string  $type   The XML schema type (local part) for the element
    * @param    string  $name_ns    The namespace for the name of the XML element
    * @param    string  $type_ns    The namespace for the type of the element
    * @param    array   $attributes The attributes to serialize as name=>value pairs
    * @param    string  $use    The WSDL "use" (encoded|literal)
    * @param    boolean $soapval    Whether this is called from soapval.
    * @return   string  The serialized element, possibly with child elements
    * @access   public
    */
    function serialize_val($val,$name=false,$type=false,$name_ns=false,$type_ns=false,$attributes=false,$use='encoded',$soapval=false) {
        $this->debug("in serialize_val: name=$name, type=$type, name_ns=$name_ns, type_ns=$type_ns, use=$use, soapval=$soapval");
        $this->appendDebug('value=' . $this->varDump($val));
        $this->appendDebug('attributes=' . $this->varDump($attributes));

        if (is_object($val) && get_class($val) == 'soapval' && (! $soapval)) {
            $this->debug("serialize_val: serialize soapval");
            $xml = $val->serialize($use);
            $this->appendDebug($val->getDebug());
            $val->clearDebug();
            $this->debug("serialize_val of soapval returning $xml");
            return $xml;
        }
        // force valid name if necessary
        if (is_numeric($name)) {
            $name = '__numeric_' . $name;
        } elseif (! $name) {
            $name = 'noname';
        }
        // if name has ns, add ns prefix to name
        $xmlns = '';
        if($name_ns){
            $prefix = 'nu'.rand(1000,9999);
            $name = $prefix.':'.$name;
            $xmlns .= " xmlns:$prefix=\"$name_ns\"";
        }
        // if type is prefixed, create type prefix
        if($type_ns != '' && $type_ns == $this->namespaces['xsd']){
            // need to fix this. shouldn't default to xsd if no ns specified
            // w/o checking against typemap
            $type_prefix = 'xsd';
        } elseif($type_ns){
            $type_prefix = 'ns'.rand(1000,9999);
            $xmlns .= " xmlns:$type_prefix=\"$type_ns\"";
        }
        // serialize attributes if present
        $atts = '';
        if($attributes){
            foreach($attributes as $k => $v){
                $atts .= " $k=\"".$this->expandEntities($v).'"';
            }
        }
        // serialize null value
        if (is_null($val)) {
            $this->debug("serialize_val: serialize null");
            if ($use == 'literal') {
                // TODO: depends on minOccurs
                $xml = "<$name$xmlns$atts/>";
                $this->debug("serialize_val returning $xml");
                return $xml;
            } else {
                if (isset($type) && isset($type_prefix)) {
                    $type_str = " xsi:type=\"$type_prefix:$type\"";
                } else {
                    $type_str = '';
                }
                $xml = "<$name$xmlns$type_str$atts xsi:nil=\"true\"/>";
                $this->debug("serialize_val returning $xml");
                return $xml;
            }
        }
        // serialize if an xsd built-in primitive type
        if($type != '' && isset($this->typemap[$this->XMLSchemaVersion][$type])){
            $this->debug("serialize_val: serialize xsd built-in primitive type");
            if (is_bool($val)) {
                if ($type == 'boolean') {
                    $val = $val ? 'true' : 'false';
                } elseif (! $val) {
                    $val = 0;
                }
            } else if (is_string($val)) {
                $val = $this->expandEntities($val);
            }
            if ($use == 'literal') {
                $xml = "<$name$xmlns$atts>$val</$name>";
                $this->debug("serialize_val returning $xml");
                return $xml;
            } else {
                $xml = "<$name$xmlns xsi:type=\"xsd:$type\"$atts>$val</$name>";
                $this->debug("serialize_val returning $xml");
                return $xml;
            }
        }
        // detect type and serialize
        $xml = '';
        switch(true) {
            case (is_bool($val) || $type == 'boolean'):
                $this->debug("serialize_val: serialize boolean");
                if ($type == 'boolean') {
                    $val = $val ? 'true' : 'false';
                } elseif (! $val) {
                    $val = 0;
                }
                if ($use == 'literal') {
                    $xml .= "<$name$xmlns$atts>$val</$name>";
                } else {
                    $xml .= "<$name$xmlns xsi:type=\"xsd:boolean\"$atts>$val</$name>";
                }
                break;
            case (is_int($val) || is_long($val) || $type == 'int'):
                $this->debug("serialize_val: serialize int");
                if ($use == 'literal') {
                    $xml .= "<$name$xmlns$atts>$val</$name>";
                } else {
                    $xml .= "<$name$xmlns xsi:type=\"xsd:int\"$atts>$val</$name>";
                }
                break;
            case (is_float($val)|| is_double($val) || $type == 'float'):
                $this->debug("serialize_val: serialize float");
                if ($use == 'literal') {
                    $xml .= "<$name$xmlns$atts>$val</$name>";
                } else {
                    $xml .= "<$name$xmlns xsi:type=\"xsd:float\"$atts>$val</$name>";
                }
                break;
            case (is_string($val) || $type == 'string'):
                $this->debug("serialize_val: serialize string");
                $val = $this->expandEntities($val);
                if ($use == 'literal') {
                    $xml .= "<$name$xmlns$atts>$val</$name>";
                } else {
                    $xml .= "<$name$xmlns xsi:type=\"xsd:string\"$atts>$val</$name>";
                }
                break;
            case is_object($val):
                $this->debug("serialize_val: serialize object");
                if (get_class($val) == 'soapval') {
                    $this->debug("serialize_val: serialize soapval object");
                    $pXml = $val->serialize($use);
                    $this->appendDebug($val->getDebug());
                    $val->clearDebug();
                } else {
                    if (! $name) {
                        $name = get_class($val);
                        $this->debug("In serialize_val, used class name $name as element name");
                    } else {
                        $this->debug("In serialize_val, do not override name $name for element name for class " . get_class($val));
                    }
                    foreach(get_object_vars($val) as $k => $v){
                        $pXml = isset($pXml) ? $pXml.$this->serialize_val($v,$k,false,false,false,false,$use) : $this->serialize_val($v,$k,false,false,false,false,$use);
                    }
                }
                if(isset($type) && isset($type_prefix)){
                    $type_str = " xsi:type=\"$type_prefix:$type\"";
                } else {
                    $type_str = '';
                }
                if ($use == 'literal') {
                    $xml .= "<$name$xmlns$atts>$pXml</$name>";
                } else {
                    $xml .= "<$name$xmlns$type_str$atts>$pXml</$name>";
                }
                break;
            break;
            case (is_array($val) || $type):
                // detect if struct or array
                $valueType = $this->isArraySimpleOrStruct($val);
                if($valueType=='arraySimple' || preg_match('/^ArrayOf/',$type)){
                    $this->debug("serialize_val: serialize array");
                    $i = 0;
                    if(is_array($val) && count($val)> 0){
                        foreach($val as $v){
                            if(is_object($v) && get_class($v) ==  'soapval'){
                                $tt_ns = $v->type_ns;
                                $tt = $v->type;
                            } elseif (is_array($v)) {
                                $tt = $this->isArraySimpleOrStruct($v);
                            } else {
                                $tt = gettype($v);
                            }
                            $array_types[$tt] = 1;
                            // TODO: for literal, the name should be $name
                            $xml .= $this->serialize_val($v,'item',false,false,false,false,$use);
                            ++$i;
                        }
                        if(count($array_types) > 1){
                            $array_typename = 'xsd:anyType';
                        } elseif(isset($tt) && isset($this->typemap[$this->XMLSchemaVersion][$tt])) {
                            if ($tt == 'integer') {
                                $tt = 'int';
                            }
                            $array_typename = 'xsd:'.$tt;
                        } elseif(isset($tt) && $tt == 'arraySimple'){
                            $array_typename = 'SOAP-ENC:Array';
                        } elseif(isset($tt) && $tt == 'arrayStruct'){
                            $array_typename = 'unnamed_struct_use_soapval';
                        } else {
                            // if type is prefixed, create type prefix
                            if ($tt_ns != '' && $tt_ns == $this->namespaces['xsd']){
                                 $array_typename = 'xsd:' . $tt;
                            } elseif ($tt_ns) {
                                $tt_prefix = 'ns' . rand(1000, 9999);
                                $array_typename = "$tt_prefix:$tt";
                                $xmlns .= " xmlns:$tt_prefix=\"$tt_ns\"";
                            } else {
                                $array_typename = $tt;
                            }
                        }
                        $array_type = $i;
                        if ($use == 'literal') {
                            $type_str = '';
                        } else if (isset($type) && isset($type_prefix)) {
                            $type_str = " xsi:type=\"$type_prefix:$type\"";
                        } else {
                            $type_str = " xsi:type=\"SOAP-ENC:Array\" SOAP-ENC:arrayType=\"".$array_typename."[$array_type]\"";
                        }
                    // empty array
                    } else {
                        if ($use == 'literal') {
                            $type_str = '';
                        } else if (isset($type) && isset($type_prefix)) {
                            $type_str = " xsi:type=\"$type_prefix:$type\"";
                        } else {
                            $type_str = " xsi:type=\"SOAP-ENC:Array\" SOAP-ENC:arrayType=\"xsd:anyType[0]\"";
                        }
                    }
                    // TODO: for array in literal, there is no wrapper here
                    $xml = "<$name$xmlns$type_str$atts>".$xml."</$name>";
                } else {
                    // got a struct
                    $this->debug("serialize_val: serialize struct");
                    if(isset($type) && isset($type_prefix)){
                        $type_str = " xsi:type=\"$type_prefix:$type\"";
                    } else {
                        $type_str = '';
                    }
                    if ($use == 'literal') {
                        $xml .= "<$name$xmlns$atts>";
                    } else {
                        $xml .= "<$name$xmlns$type_str$atts>";
                    }
                    foreach($val as $k => $v){
                        // Apache Map
                        if ($type == 'Map' && $type_ns == 'http://xml.apache.org/xml-soap') {
                            $xml .= '<item>';
                            $xml .= $this->serialize_val($k,'key',false,false,false,false,$use);
                            $xml .= $this->serialize_val($v,'value',false,false,false,false,$use);
                            $xml .= '</item>';
                        } else {
                            $xml .= $this->serialize_val($v,$k,false,false,false,false,$use);
                        }
                    }
                    $xml .= "</$name>";
                }
                break;
            default:
                $this->debug("serialize_val: serialize unknown");
                $xml .= 'not detected, got '.gettype($val).' for '.$val;
                break;
        }
        $this->debug("serialize_val returning $xml");
        return $xml;
    }

    /**
    * serializes a message
    *
    * @param string $body the XML of the SOAP body
    * @param mixed $headers optional string of XML with SOAP header content, or array of soapval objects for SOAP headers, or associative array
    * @param array $namespaces optional the namespaces used in generating the body and headers
    * @param string $style optional (rpc|document)
    * @param string $use optional (encoded|literal)
    * @param string $encodingStyle optional (usually 'http://schemas.xmlsoap.org/soap/encoding/' for encoded)
    * @return string the message
    * @access public
    */
    function serializeEnvelope($body,$headers=false,$namespaces=array(),$style='rpc',$use='encoded',$encodingStyle='http://schemas.xmlsoap.org/soap/encoding/'){
    // TODO: add an option to automatically run utf8_encode on $body and $headers
    // if $this->soap_defencoding is UTF-8.  Not doing this automatically allows
    // one to send arbitrary UTF-8 characters, not just characters that map to ISO-8859-1

    $this->debug("In serializeEnvelope length=" . strlen($body) . " body (max 1000 characters)=" . substr($body, 0, 1000) . " style=$style use=$use encodingStyle=$encodingStyle");
    $this->debug("headers:");
    $this->appendDebug($this->varDump($headers));
    $this->debug("namespaces:");
    $this->appendDebug($this->varDump($namespaces));

    // serialize namespaces
    $ns_string = '';
    foreach(array_merge($this->namespaces,$namespaces) as $k => $v){
        $ns_string .= " xmlns:$k=\"$v\"";
    }
    if($encodingStyle) {
        $ns_string = " SOAP-ENV:encodingStyle=\"$encodingStyle\"$ns_string";
    }

    // serialize headers
    if($headers){
        if (is_array($headers)) {
            $xml = '';
            foreach ($headers as $k => $v) {
                if (is_object($v) && get_class($v) == 'soapval') {
                    $xml .= $this->serialize_val($v, false, false, false, false, false, $use);
                } else {
                    $xml .= $this->serialize_val($v, $k, false, false, false, false, $use);
                }
            }
            $headers = $xml;
            $this->debug("In serializeEnvelope, serialized array of headers to $headers");
        }
        $headers = "<SOAP-ENV:Header>".$headers."</SOAP-ENV:Header>";
    }
    // serialize envelope
    return
    '<?xml version="1.0" encoding="'.$this->soap_defencoding .'"?'.">".
    '<SOAP-ENV:Envelope'.$ns_string.">".
    $headers.
    "<SOAP-ENV:Body>".
        $body.
    "</SOAP-ENV:Body>".
    "</SOAP-ENV:Envelope>";
    }

    /**
     * formats a string to be inserted into an HTML stream
     *
     * @param string $str The string to format
     * @return string The formatted string
     * @access public
     * @deprecated
     */
    function formatDump($str){
        $str = htmlspecialchars($str);
        return nl2br($str);
    }

    /**
    * contracts (changes namespace to prefix) a qualified name
    *
    * @param    string $qname qname
    * @return   string contracted qname
    * @access   private
    */
    function contractQname($qname){
        // get element namespace
        //$this->xdebug("Contract $qname");
        if (strrpos($qname, ':')) {
            // get unqualified name
            $name = substr($qname, strrpos($qname, ':') + 1);
            // get ns
            $ns = substr($qname, 0, strrpos($qname, ':'));
            $p = $this->getPrefixFromNamespace($ns);
            if ($p) {
                return $p . ':' . $name;
            }
            return $qname;
        } else {
            return $qname;
        }
    }

    /**
    * expands (changes prefix to namespace) a qualified name
    *
    * @param    string $qname qname
    * @return   string expanded qname
    * @access   private
    */
    function expandQname($qname){
        // get element prefix
        if(strpos($qname,':') && !preg_match('/^http:\/\//',$qname)){
            // get unqualified name
            $name = substr(strstr($qname,':'),1);
            // get ns prefix
            $prefix = substr($qname,0,strpos($qname,':'));
            if(isset($this->namespaces[$prefix])){
                return $this->namespaces[$prefix].':'.$name;
            } else {
                return $qname;
            }
        } else {
            return $qname;
        }
    }

    /**
    * returns the local part of a prefixed string
    * returns the original string, if not prefixed
    *
    * @param string $str The prefixed string
    * @return string The local part
    * @access public
    */
    function getLocalPart($str){
        if($sstr = strrchr($str,':')){
            // get unqualified name
            return substr( $sstr, 1 );
        } else {
            return $str;
        }
    }

    /**
    * returns the prefix part of a prefixed string
    * returns false, if not prefixed
    *
    * @param string $str The prefixed string
    * @return mixed The prefix or false if there is no prefix
    * @access public
    */
    function getPrefix($str){
        if($pos = strrpos($str,':')){
            // get prefix
            return substr($str,0,$pos);
        }
        return false;
    }

    /**
    * pass it a prefix, it returns a namespace
    *
    * @param string $prefix The prefix
    * @return mixed The namespace, false if no namespace has the specified prefix
    * @access public
    */
    function getNamespaceFromPrefix($prefix){
        if (isset($this->namespaces[$prefix])) {
            return $this->namespaces[$prefix];
        }
        //$this->setError("No namespace registered for prefix '$prefix'");
        return false;
    }

    /**
    * returns the prefix for a given namespace (or prefix)
    * or false if no prefixes registered for the given namespace
    *
    * @param string $ns The namespace
    * @return mixed The prefix, false if the namespace has no prefixes
    * @access public
    */
    function getPrefixFromNamespace($ns) {
        foreach ($this->namespaces as $p => $n) {
            if ($ns == $n || $ns == $p) {
                $this->usedNamespaces[$p] = $n;
                return $p;
            }
        }
        return false;
    }

    /**
    * returns the time in ODBC canonical form with microseconds
    *
    * @return string The time in ODBC canonical form with microseconds
    * @access public
    */
    function getmicrotime() {
        if (function_exists('gettimeofday')) {
            $tod = gettimeofday();
            $sec = $tod['sec'];
            $usec = $tod['usec'];
        } else {
            $sec = time();
            $usec = 0;
        }
        return strftime('%Y-%m-%d %H:%M:%S', $sec) . '.' . sprintf('%06d', $usec);
    }

    /**
     * Returns a string with the output of var_dump
     *
     * @param mixed $data The variable to var_dump
     * @return string The output of var_dump
     * @access public
     */
    function varDump($data) {
        ob_start();
        var_dump($data);
        $ret_val = ob_get_contents();
        ob_end_clean();
        return $ret_val;
    }

    /**
    * represents the object as a string
    *
    * @return   string
    * @access   public
    */
    function __toString() {
        return $this->varDump($this);
    }
}

// XML Schema Datatype Helper Functions

//xsd:dateTime helpers

/**
* convert unix timestamp to ISO 8601 compliant date string
*
* @param    int $timestamp Unix time stamp
* @param    boolean $utc Whether the time stamp is UTC or local
* @return   mixed ISO 8601 date string or false
* @access   public
*/
function timestamp_to_iso8601($timestamp,$utc=true){
    $datestr = date('Y-m-d\TH:i:sO',$timestamp);
    $pos = strrpos($datestr, "+");
    if ($pos === FALSE) {
        $pos = strrpos($datestr, "-");
    }
    if ($pos !== FALSE) {
        if (strlen($datestr) == $pos + 5) {
            $datestr = substr($datestr, 0, $pos + 3) . ':' . substr($datestr, -2);
        }
    }
    if($utc){
        $pattern = '/'.
        '([0-9]{4})-'.    // centuries & years CCYY-
        '([0-9]{2})-'.    // months MM-
        '([0-9]{2})'. // days DD
        'T'.          // separator T
        '([0-9]{2}):'.    // hours hh:
        '([0-9]{2}):'.    // minutes mm:
        '([0-9]{2})(\.[0-9]*)?'. // seconds ss.ss...
        '(Z|[+\-][0-9]{2}:?[0-9]{2})?'. // Z to indicate UTC, -/+HH:MM:SS.SS... for local tz's
        '/';

        if(preg_match($pattern,$datestr,$regs)){
            return sprintf('%04d-%02d-%02dT%02d:%02d:%02dZ',$regs[1],$regs[2],$regs[3],$regs[4],$regs[5],$regs[6]);
        }
        return false;
    } else {
        return $datestr;
    }
}

/**
* convert ISO 8601 compliant date string to unix timestamp
*
* @param    string $datestr ISO 8601 compliant date string
* @return   mixed Unix timestamp (int) or false
* @access   public
*/
function iso8601_to_timestamp($datestr){
    $pattern = '/'.
    '([0-9]{4})-'.    // centuries & years CCYY-
    '([0-9]{2})-'.    // months MM-
    '([0-9]{2})'. // days DD
    'T'.          // separator T
    '([0-9]{2}):'.    // hours hh:
    '([0-9]{2}):'.    // minutes mm:
    '([0-9]{2})(\.[0-9]+)?'. // seconds ss.ss...
    '(Z|[+\-][0-9]{2}:?[0-9]{2})?'. // Z to indicate UTC, -/+HH:MM:SS.SS... for local tz's
    '/';
    if(preg_match($pattern,$datestr,$regs)){
        // not utc
        if($regs[8] != 'Z'){
            $op = substr($regs[8],0,1);
            $h = substr($regs[8],1,2);
            $m = substr($regs[8],strlen($regs[8])-2,2);
            if($op == '-'){
                $regs[4] = $regs[4] + $h;
                $regs[5] = $regs[5] + $m;
            } elseif($op == '+'){
                $regs[4] = $regs[4] - $h;
                $regs[5] = $regs[5] - $m;
            }
        }
        return gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
//      return strtotime("$regs[1]-$regs[2]-$regs[3] $regs[4]:$regs[5]:$regs[6]Z");
    } else {
        return false;
    }
}

/**
* sleeps some number of microseconds
*
* @param    string $usec the number of microseconds to sleep
* @access   public
* @deprecated
*/
function usleepWindows($usec)
{
    $start = gettimeofday();

    do
    {
        $stop = gettimeofday();
        $timePassed = 1000000 * ($stop['sec'] - $start['sec'])
        + $stop['usec'] - $start['usec'];
    }
    while ($timePassed < $usec);
}

?><?php

/**
* Contains information for a SOAP fault.
* Mainly used for returning faults from deployed functions
* in a server instance.
* @author   Dietrich Ayala <[email protected]>
* @version  $Id: nusoap.php,v 1.123 2010/04/26 20:15:08 snichol Exp $
* @access public
*/
class nusoap_fault extends nusoap_base {
    /**
     * The fault code (client|server)
     * @var string
     * @access private
     */
    var $faultcode;
    /**
     * The fault actor
     * @var string
     * @access private
     */
    var $faultactor;
    /**
     * The fault string, a description of the fault
     * @var string
     * @access private
     */
    var $faultstring;
    /**
     * The fault detail, typically a string or array of string
     * @var mixed
     * @access private
     */
    var $faultdetail;

    /**
    * constructor
    *
    * @param string $faultcode (SOAP-ENV:Client | SOAP-ENV:Server)
    * @param string $faultactor only used when msg routed between multiple actors
    * @param string $faultstring human readable error message
    * @param mixed $faultdetail detail, typically a string or array of string
    */
    function nusoap_fault($faultcode,$faultactor='',$faultstring='',$faultdetail=''){
        parent::nusoap_base();
        $this->faultcode = $faultcode;
        $this->faultactor = $faultactor;
        $this->faultstring = $faultstring;
        $this->faultdetail = $faultdetail;
    }

    /**
    * serialize a fault
    *
    * @return   string  The serialization of the fault instance.
    * @access   public
    */
    function serialize(){
        $ns_string = '';
        foreach($this->namespaces as $k => $v){
            $ns_string .= "\n  xmlns:$k=\"$v\"";
        }
        $return_msg =
            '<?xml version="1.0" encoding="'.$this->soap_defencoding.'"?>'.
            '<SOAP-ENV:Envelope SOAP-ENV:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"'.$ns_string.">\n".
                '<SOAP-ENV:Body>'.
                '<SOAP-ENV:Fault>'.
                    $this->serialize_val($this->faultcode, 'faultcode').
                    $this->serialize_val($this->faultactor, 'faultactor').
                    $this->serialize_val($this->faultstring, 'faultstring').
                    $this->serialize_val($this->faultdetail, 'detail').
                '</SOAP-ENV:Fault>'.
                '</SOAP-ENV:Body>'.
            '</SOAP-ENV:Envelope>';
        return $return_msg;
    }
}

/**
 * Backward compatibility
 */
class soap_fault extends nusoap_fault {
}

?><?php

/**
* parses an XML Schema, allows access to it's data, other utility methods.
* imperfect, no validation... yet, but quite functional.
*
* @author   Dietrich Ayala <[email protected]>
* @author   Scott Nichol <[email protected]>
* @version  $Id: nusoap.php,v 1.123 2010/04/26 20:15:08 snichol Exp $
* @access   public
*/
class nusoap_xmlschema extends nusoap_base  {

    // files
    var $schema = '';
    var $xml = '';
    // namespaces
    var $enclosingNamespaces;
    // schema info
    var $schemaInfo = array();
    var $schemaTargetNamespace = '';
    // types, elements, attributes defined by the schema
    var $attributes = array();
    var $complexTypes = array();
    var $complexTypeStack = array();
    var $currentComplexType = null;
    var $elements = array();
    var $elementStack = array();
    var $currentElement = null;
    var $simpleTypes = array();
    var $simpleTypeStack = array();
    var $currentSimpleType = null;
    // imports
    var $imports = array();
    // parser vars
    var $parser;
    var $position = 0;
    var $depth = 0;
    var $depth_array = array();
    var $message = array();
    var $defaultNamespace = array();

    /**
    * constructor
    *
    * @param    string $schema schema document URI
    * @param    string $xml xml document URI
    * @param    string $namespaces namespaces defined in enclosing XML
    * @access   public
    */
    function nusoap_xmlschema($schema='',$xml='',$namespaces=array()){
        parent::nusoap_base();
        $this->debug('nusoap_xmlschema class instantiated, inside constructor');
        // files
        $this->schema = $schema;
        $this->xml = $xml;

        // namespaces
        $this->enclosingNamespaces = $namespaces;
        $this->namespaces = array_merge($this->namespaces, $namespaces);

        // parse schema file
        if($schema != ''){
            $this->debug('initial schema file: '.$schema);
            $this->parseFile($schema, 'schema');
        }

        // parse xml file
        if($xml != ''){
            $this->debug('initial xml file: '.$xml);
            $this->parseFile($xml, 'xml');
        }

    }

    /**
    * parse an XML file
    *
    * @param string $xml path/URL to XML file
    * @param string $type (schema | xml)
    * @return boolean
    * @access public
    */
    function parseFile($xml,$type){
        // parse xml file
        if($xml != ""){
            $xmlStr = @join("",@file($xml));
            if($xmlStr == ""){
                $msg = 'Error reading XML from '.$xml;
                $this->setError($msg);
                $this->debug($msg);
            return false;
            } else {
                $this->debug("parsing $xml");
                $this->parseString($xmlStr,$type);
                $this->debug("done parsing $xml");
            return true;
            }
        }
        return false;
    }

    /**
    * parse an XML string
    *
    * @param    string $xml path or URL
    * @param    string $type (schema|xml)
    * @access   private
    */
    function parseString($xml,$type){
        // parse xml string
        if($xml != ""){

            // Create an XML parser.
            $this->parser = xml_parser_create();
            // Set the options for parsing the XML data.
            xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, 0);

            // Set the object for the parser.
            xml_set_object($this->parser, $this);

            // Set the element handlers for the parser.
            if($type == "schema"){
                xml_set_element_handler($this->parser, 'schemaStartElement','schemaEndElement');
                xml_set_character_data_handler($this->parser,'schemaCharacterData');
            } elseif($type == "xml"){
                xml_set_element_handler($this->parser, 'xmlStartElement','xmlEndElement');
                xml_set_character_data_handler($this->parser,'xmlCharacterData');
            }

            // Parse the XML file.
            if(!xml_parse($this->parser,$xml,true)){
            // Display an error message.
                $errstr = sprintf('XML error parsing XML schema on line %d: %s',
                xml_get_current_line_number($this->parser),
                xml_error_string(xml_get_error_code($this->parser))
                );
                $this->debug($errstr);
                $this->debug("XML payload:\n" . $xml);
                $this->setError($errstr);
            }

            xml_parser_free($this->parser);
        } else{
            $this->debug('no xml passed to parseString()!!');
            $this->setError('no xml passed to parseString()!!');
        }
    }

    /**
     * gets a type name for an unnamed type
     *
     * @param   string  Element name
     * @return  string  A type name for an unnamed type
     * @access  private
     */
    function CreateTypeName($ename) {
        $scope = '';
        for ($i = 0; $i < count($this->complexTypeStack); $i++) {
            $scope .= $this->complexTypeStack[$i] . '_';
        }
        return $scope . $ename . '_ContainedType';
    }

    /**
    * start-element handler
    *
    * @param    string $parser XML parser object
    * @param    string $name element name
    * @param    string $attrs associative array of attributes
    * @access   private
    */
    function schemaStartElement($parser, $name, $attrs) {

        // position in the total number of elements, starting from 0
        $pos = $this->position++;
        $depth = $this->depth++;
        // set self as current value for this depth
        $this->depth_array[$depth] = $pos;
        $this->message[$pos] = array('cdata' => ''); 
        if ($depth > 0) {
            $this->defaultNamespace[$pos] = $this->defaultNamespace[$this->depth_array[$depth - 1]];
        } else {
            $this->defaultNamespace[$pos] = false;
        }

        // get element prefix
        if($prefix = $this->getPrefix($name)){
            // get unqualified name
            $name = $this->getLocalPart($name);
        } else {
            $prefix = '';
        }

        // loop thru attributes, expanding, and registering namespace declarations
        if(count($attrs) > 0){
            foreach($attrs as $k => $v){
                // if ns declarations, add to class level array of valid namespaces
                if(preg_match('/^xmlns/',$k)){
                    //$this->xdebug("$k: $v");
                    //$this->xdebug('ns_prefix: '.$this->getPrefix($k));
                    if($ns_prefix = substr(strrchr($k,':'),1)){
                        //$this->xdebug("Add namespace[$ns_prefix] = $v");
                        $this->namespaces[$ns_prefix] = $v;
                    } else {
                        $this->defaultNamespace[$pos] = $v;
                        if (! $this->getPrefixFromNamespace($v)) {
                            $this->namespaces['ns'.(count($this->namespaces)+1)] = $v;
                        }
                    }
                    if($v == 'http://www.w3.org/2001/XMLSchema' || $v == 'http://www.w3.org/1999/XMLSchema' || $v == 'http://www.w3.org/2000/10/XMLSchema'){
                        $this->XMLSchemaVersion = $v;
                        $this->namespaces['xsi'] = $v.'-instance';
                    }
                }
            }
            foreach($attrs as $k => $v){
                // expand each attribute
                $k = strpos($k,':') ? $this->expandQname($k) : $k;
                $v = strpos($v,':') ? $this->expandQname($v) : $v;
                $eAttrs[$k] = $v;
            }
            $attrs = $eAttrs;
        } else {
            $attrs = array();
        }
        // find status, register data
        switch($name){
            case 'all':           // (optional) compositor content for a complexType
            case 'choice':
            case 'group':
            case 'sequence':
                //$this->xdebug("compositor $name for currentComplexType: $this->currentComplexType and currentElement: $this->currentElement");
                $this->complexTypes[$this->currentComplexType]['compositor'] = $name;
                //if($name == 'all' || $name == 'sequence'){
                //  $this->complexTypes[$this->currentComplexType]['phpType'] = 'struct';
                //}
            break;
            case 'attribute': // complexType attribute
                //$this->xdebug("parsing attribute $attrs[name] $attrs[ref] of value: ".$attrs['http://schemas.xmlsoap.org/wsdl/:arrayType']);
                $this->xdebug("parsing attribute:");
                $this->appendDebug($this->varDump($attrs));
                if (!isset($attrs['form'])) {
                    // TODO: handle globals
                    $attrs['form'] = $this->schemaInfo['attributeFormDefault'];
                }
                if (isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'])) {
                    $v = $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
                    if (!strpos($v, ':')) {
                        // no namespace in arrayType attribute value...
                        if ($this->defaultNamespace[$pos]) {
                            // ...so use the default
                            $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'] = $this->defaultNamespace[$pos] . ':' . $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
                        }
                    }
                }
                if(isset($attrs['name'])){
                    $this->attributes[$attrs['name']] = $attrs;
                    $aname = $attrs['name'];
                } elseif(isset($attrs['ref']) && $attrs['ref'] == 'http://schemas.xmlsoap.org/soap/encoding/:arrayType'){
                    if (isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'])) {
                        $aname = $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
                    } else {
                        $aname = '';
                    }
                } elseif(isset($attrs['ref'])){
                    $aname = $attrs['ref'];
                    $this->attributes[$attrs['ref']] = $attrs;
                }

                if($this->currentComplexType){   // This should *always* be
                    $this->complexTypes[$this->currentComplexType]['attrs'][$aname] = $attrs;
                }
                // arrayType attribute
                if(isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType']) || $this->getLocalPart($aname) == 'arrayType'){
                    $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
                    $prefix = $this->getPrefix($aname);
                    if(isset($attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'])){
                        $v = $attrs['http://schemas.xmlsoap.org/wsdl/:arrayType'];
                    } else {
                        $v = '';
                    }
                    if(strpos($v,'[,]')){
                        $this->complexTypes[$this->currentComplexType]['multidimensional'] = true;
                    }
                    $v = substr($v,0,strpos($v,'[')); // clip the []
                    if(!strpos($v,':') && isset($this->typemap[$this->XMLSchemaVersion][$v])){
                        $v = $this->XMLSchemaVersion.':'.$v;
                    }
                    $this->complexTypes[$this->currentComplexType]['arrayType'] = $v;
                }
            break;
            case 'complexContent':    // (optional) content for a complexType
                $this->xdebug("do nothing for element $name");
            break;
            case 'complexType':
                array_push($this->complexTypeStack, $this->currentComplexType);
                if(isset($attrs['name'])){
                    // TODO: what is the scope of named complexTypes that appear
                    //       nested within other c complexTypes?
                    $this->xdebug('processing named complexType '.$attrs['name']);
                    //$this->currentElement = false;
                    $this->currentComplexType = $attrs['name'];
                    $this->complexTypes[$this->currentComplexType] = $attrs;
                    $this->complexTypes[$this->currentComplexType]['typeClass'] = 'complexType';
                    // This is for constructs like
                    //           <complexType name="ListOfString" base="soap:Array">
                    //                <sequence>
                    //                    <element name="string" type="xsd:string"
                    //                        minOccurs="0" maxOccurs="unbounded" />
                    //                </sequence>
                    //            </complexType>
                    if(isset($attrs['base']) && preg_match('/:Array$/',$attrs['base'])){
                        $this->xdebug('complexType is unusual array');
                        $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
                    } else {
                        $this->complexTypes[$this->currentComplexType]['phpType'] = 'struct';
                    }
                } else {
                    $name = $this->CreateTypeName($this->currentElement);
                    $this->xdebug('processing unnamed complexType for element ' . $this->currentElement . ' named ' . $name);
                    $this->currentComplexType = $name;
                    //$this->currentElement = false;
                    $this->complexTypes[$this->currentComplexType] = $attrs;
                    $this->complexTypes[$this->currentComplexType]['typeClass'] = 'complexType';
                    // This is for constructs like
                    //           <complexType name="ListOfString" base="soap:Array">
                    //                <sequence>
                    //                    <element name="string" type="xsd:string"
                    //                        minOccurs="0" maxOccurs="unbounded" />
                    //                </sequence>
                    //            </complexType>
                    if(isset($attrs['base']) && preg_match('/:Array$/',$attrs['base'])){
                        $this->xdebug('complexType is unusual array');
                        $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
                    } else {
                        $this->complexTypes[$this->currentComplexType]['phpType'] = 'struct';
                    }
                }
                $this->complexTypes[$this->currentComplexType]['simpleContent'] = 'false';
            break;
            case 'element':
                array_push($this->elementStack, $this->currentElement);
                if (!isset($attrs['form'])) {
                    if ($this->currentComplexType) {
                        $attrs['form'] = $this->schemaInfo['elementFormDefault'];
                    } else {
                        // global
                        $attrs['form'] = 'qualified';
                    }
                }
                if(isset($attrs['type'])){
                    $this->xdebug("processing typed element ".$attrs['name']." of type ".$attrs['type']);
                    if (! $this->getPrefix($attrs['type'])) {
                        if ($this->defaultNamespace[$pos]) {
                            $attrs['type'] = $this->defaultNamespace[$pos] . ':' . $attrs['type'];
                            $this->xdebug('used default namespace to make type ' . $attrs['type']);
                        }
                    }
                    // This is for constructs like
                    //           <complexType name="ListOfString" base="soap:Array">
                    //                <sequence>
                    //                    <element name="string" type="xsd:string"
                    //                        minOccurs="0" maxOccurs="unbounded" />
                    //                </sequence>
                    //            </complexType>
                    if ($this->currentComplexType && $this->complexTypes[$this->currentComplexType]['phpType'] == 'array') {
                        $this->xdebug('arrayType for unusual array is ' . $attrs['type']);
                        $this->complexTypes[$this->currentComplexType]['arrayType'] = $attrs['type'];
                    }
                    $this->currentElement = $attrs['name'];
                    $ename = $attrs['name'];
                } elseif(isset($attrs['ref'])){
                    $this->xdebug("processing element as ref to ".$attrs['ref']);
                    $this->currentElement = "ref to ".$attrs['ref'];
                    $ename = $this->getLocalPart($attrs['ref']);
                } else {
                    $type = $this->CreateTypeName($this->currentComplexType . '_' . $attrs['name']);
                    $this->xdebug("processing untyped element " . $attrs['name'] . ' type ' . $type);
                    $this->currentElement = $attrs['name'];
                    $attrs['type'] = $this->schemaTargetNamespace . ':' . $type;
                    $ename = $attrs['name'];
                }
                if (isset($ename) && $this->currentComplexType) {
                    $this->xdebug("add element $ename to complexType $this->currentComplexType");
                    $this->complexTypes[$this->currentComplexType]['elements'][$ename] = $attrs;
                } elseif (!isset($attrs['ref'])) {
                    $this->xdebug("add element $ename to elements array");
                    $this->elements[ $attrs['name'] ] = $attrs;
                    $this->elements[ $attrs['name'] ]['typeClass'] = 'element';
                }
            break;
            case 'enumeration':   //  restriction value list member
                $this->xdebug('enumeration ' . $attrs['value']);
                if ($this->currentSimpleType) {
                    $this->simpleTypes[$this->currentSimpleType]['enumeration'][] = $attrs['value'];
                } elseif ($this->currentComplexType) {
                    $this->complexTypes[$this->currentComplexType]['enumeration'][] = $attrs['value'];
                }
            break;
            case 'extension': // simpleContent or complexContent type extension
                $this->xdebug('extension ' . $attrs['base']);
                if ($this->currentComplexType) {
                    $ns = $this->getPrefix($attrs['base']);
                    if ($ns == '') {
                        $this->complexTypes[$this->currentComplexType]['extensionBase'] = $this->schemaTargetNamespace . ':' . $attrs['base'];
                    } else {
                        $this->complexTypes[$this->currentComplexType]['extensionBase'] = $attrs['base'];
                    }
                } else {
                    $this->xdebug('no current complexType to set extensionBase');
                }
            break;
            case 'import':
                if (isset($attrs['schemaLocation'])) {
                    $this->xdebug('import namespace ' . $attrs['namespace'] . ' from ' . $attrs['schemaLocation']);
                    $this->imports[$attrs['namespace']][] = array('location' => $attrs['schemaLocation'], 'loaded' => false);
                } else {
                    $this->xdebug('import namespace ' . $attrs['namespace']);
                    $this->imports[$attrs['namespace']][] = array('location' => '', 'loaded' => true);
                    if (! $this->getPrefixFromNamespace($attrs['namespace'])) {
                        $this->namespaces['ns'.(count($this->namespaces)+1)] = $attrs['namespace'];
                    }
                }
            break;
            case 'include':
                if (isset($attrs['schemaLocation'])) {
                    $this->xdebug('include into namespace ' . $this->schemaTargetNamespace . ' from ' . $attrs['schemaLocation']);
                    $this->imports[$this->schemaTargetNamespace][] = array('location' => $attrs['schemaLocation'], 'loaded' => false);
                } else {
                    $this->xdebug('ignoring invalid XML Schema construct: include without schemaLocation attribute');
                }
            break;
            case 'list':  // simpleType value list
                $this->xdebug("do nothing for element $name");
            break;
            case 'restriction':   // simpleType, simpleContent or complexContent value restriction
                $this->xdebug('restriction ' . $attrs['base']);
                if($this->currentSimpleType){
                    $this->simpleTypes[$this->currentSimpleType]['type'] = $attrs['base'];
                } elseif($this->currentComplexType){
                    $this->complexTypes[$this->currentComplexType]['restrictionBase'] = $attrs['base'];
                    if(strstr($attrs['base'],':') == ':Array'){
                        $this->complexTypes[$this->currentComplexType]['phpType'] = 'array';
                    }
                }
            break;
            case 'schema':
                $this->schemaInfo = $attrs;
                $this->schemaInfo['schemaVersion'] = $this->getNamespaceFromPrefix($prefix);
                if (isset($attrs['targetNamespace'])) {
                    $this->schemaTargetNamespace = $attrs['targetNamespace'];
                }
                if (!isset($attrs['elementFormDefault'])) {
                    $this->schemaInfo['elementFormDefault'] = 'unqualified';
                }
                if (!isset($attrs['attributeFormDefault'])) {
                    $this->schemaInfo['attributeFormDefault'] = 'unqualified';
                }
            break;
            case 'simpleContent': // (optional) content for a complexType
                if ($this->currentComplexType) { // This should *always* be
                    $this->complexTypes[$this->currentComplexType]['simpleContent'] = 'true';
                } else {
                    $this->xdebug("do nothing for element $name because there is no current complexType");
                }
            break;
            case 'simpleType':
                array_push($this->simpleTypeStack, $this->currentSimpleType);
                if(isset($attrs['name'])){
                    $this->xdebug("processing simpleType for name " . $attrs['name']);
                    $this->currentSimpleType = $attrs['name'];
                    $this->simpleTypes[ $attrs['name'] ] = $attrs;
                    $this->simpleTypes[ $attrs['name'] ]['typeClass'] = 'simpleType';
                    $this->simpleTypes[ $attrs['name'] ]['phpType'] = 'scalar';
                } else {
                    $name = $this->CreateTypeName($this->currentComplexType . '_' . $this->currentElement);
                    $this->xdebug('processing unnamed simpleType for element ' . $this->currentElement . ' named ' . $name);
                    $this->currentSimpleType = $name;
                    //$this->currentElement = false;
                    $this->simpleTypes[$this->currentSimpleType] = $attrs;
                    $this->simpleTypes[$this->currentSimpleType]['phpType'] = 'scalar';
                }
            break;
            case 'union': // simpleType type list
                $this->xdebug("do nothing for element $name");
            break;
            default:
                $this->xdebug("do not have any logic to process element $name");
        }
    }

    /**
    * end-element handler
    *
    * @param    string $parser XML parser object
    * @param    string $name element name
    * @access   private
    */
    function schemaEndElement($parser, $name) {
        // bring depth down a notch
        $this->depth--;
        // position of current element is equal to the last value left in depth_array for my depth
        if(isset($this->depth_array[$this->depth])){
            $pos = $this->depth_array[$this->depth];
        }
        // get element prefix
        if ($prefix = $this->getPrefix($name)){
            // get unqualified name
            $name = $this->getLocalPart($name);
        } else {
            $prefix = '';
        }
        // move on...
        if($name == 'complexType'){
            $this->xdebug('done processing complexType ' . ($this->currentComplexType ? $this->currentComplexType : '(unknown)'));
            $this->xdebug($this->varDump($this->complexTypes[$this->currentComplexType]));
            $this->currentComplexType = array_pop($this->complexTypeStack);
            //$this->currentElement = false;
        }
        if($name == 'element'){
            $this->xdebug('done processing element ' . ($this->currentElement ? $this->currentElement : '(unknown)'));
            $this->currentElement = array_pop($this->elementStack);
        }
        if($name == 'simpleType'){
            $this->xdebug('done processing simpleType ' . ($this->currentSimpleType ? $this->currentSimpleType : '(unknown)'));
            $this->xdebug($this->varDump($this->simpleTypes[$this->currentSimpleType]));
            $this->currentSimpleType = array_pop($this->simpleTypeStack);
        }
    }

    /**
    * element content handler
    *
    * @param    string $parser XML parser object
    * @param    string $data element content
    * @access   private
    */
    function schemaCharacterData($parser, $data){
        $pos = $this->depth_array[$this->depth - 1];
        $this->message[$pos]['cdata'] .= $data;
    }

    /**
    * serialize the schema
    *
    * @access   public
    */
    function serializeSchema(){

        $schemaPrefix = $this->getPrefixFromNamespace($this->XMLSchemaVersion);
        $xml = '';
        // imports
        if (sizeof($this->imports) > 0) {
            foreach($this->imports as $ns => $list) {
                foreach ($list as $ii) {
                    if ($ii['location'] != '') {
                        $xml .= " <$schemaPrefix:import location=\"" . $ii['location'] . '" namespace="' . $ns . "\" />\n";
                    } else {
                        $xml .= " <$schemaPrefix:import namespace=\"" . $ns . "\" />\n";
                    }
                }
            } 
        } 
        // complex types
        foreach($this->complexTypes as $typeName => $attrs){
            $contentStr = '';
            // serialize child elements
            if(isset($attrs['elements']) && (count($attrs['elements']) > 0)){
                foreach($attrs['elements'] as $element => $eParts){
                    if(isset($eParts['ref'])){
                        $contentStr .= "   <$schemaPrefix:element ref=\"$element\"/>\n";
                    } else {
                        $contentStr .= "   <$schemaPrefix:element name=\"$element\" type=\"" . $this->contractQName($eParts['type']) . "\"";
                        foreach ($eParts as $aName => $aValue) {
                            // handle, e.g., abstract, default, form, minOccurs, maxOccurs, nillable
                            if ($aName != 'name' && $aName != 'type') {
                                $contentStr .= " $aName=\"$aValue\"";
                            }
                        }
                        $contentStr .= "/>\n";
                    }
                }
                // compositor wraps elements
                if (isset($attrs['compositor']) && ($attrs['compositor'] != '')) {
                    $contentStr = "  <$schemaPrefix:$attrs[compositor]>\n".$contentStr."  </$schemaPrefix:$attrs[compositor]>\n";
                }
            }
            // attributes
            if(isset($attrs['attrs']) && (count($attrs['attrs']) >= 1)){
                foreach($attrs['attrs'] as $attr => $aParts){
                    $contentStr .= "    <$schemaPrefix:attribute";
                    foreach ($aParts as $a => $v) {
                        if ($a == 'ref' || $a == 'type') {
                            $contentStr .= " $a=\"".$this->contractQName($v).'"';
                        } elseif ($a == 'http://schemas.xmlsoap.org/wsdl/:arrayType') {
                            $this->usedNamespaces['wsdl'] = $this->namespaces['wsdl'];
                            $contentStr .= ' wsdl:arrayType="'.$this->contractQName($v).'"';
                        } else {
                            $contentStr .= " $a=\"$v\"";
                        }
                    }
                    $contentStr .= "/>\n";
                }
            }
            // if restriction
            if (isset($attrs['restrictionBase']) && $attrs['restrictionBase'] != ''){
                $contentStr = "   <$schemaPrefix:restriction base=\"".$this->contractQName($attrs['restrictionBase'])."\">\n".$contentStr."   </$schemaPrefix:restriction>\n";
                // complex or simple content
                if ((isset($attrs['elements']) && count($attrs['elements']) > 0) || (isset($attrs['attrs']) && count($attrs['attrs']) > 0)){
                    $contentStr = "  <$schemaPrefix:complexContent>\n".$contentStr."  </$schemaPrefix:complexContent>\n";
                }
            }
            // finalize complex type
            if($contentStr != ''){
                $contentStr = " <$schemaPrefix:complexType name=\"$typeName\">\n".$contentStr." </$schemaPrefix:complexType>\n";
            } else {
                $contentStr = " <$schemaPrefix:complexType name=\"$typeName\"/>\n";
            }
            $xml .= $contentStr;
        }
        // simple types
        if(isset($this->simpleTypes) && count($this->simpleTypes) > 0){
            foreach($this->simpleTypes as $typeName => $eParts){
                $xml .= " <$schemaPrefix:simpleType name=\"$typeName\">\n  <$schemaPrefix:restriction base=\"".$this->contractQName($eParts['type'])."\">\n";
                if (isset($eParts['enumeration'])) {
                    foreach ($eParts['enumeration'] as $e) {
                        $xml .= "  <$schemaPrefix:enumeration value=\"$e\"/>\n";
                    }
                }
                $xml .= "  </$schemaPrefix:restriction>\n </$schemaPrefix:simpleType>";
            }
        }
        // elements
        if(isset($this->elements) && count($this->elements) > 0){
            foreach($this->elements as $element => $eParts){
                $xml .= " <$schemaPrefix:element name=\"$element\" type=\"".$this->contractQName($eParts['type'])."\"/>\n";
            }
        }
        // attributes
        if(isset($this->attributes) && count($this->attributes) > 0){
            foreach($this->attributes as $attr => $aParts){
                $xml .= " <$schemaPrefix:attribute name=\"$attr\" type=\"".$this->contractQName($aParts['type'])."\"\n/>";
            }
        }
        // finish 'er up
        $attr = '';
        foreach ($this->schemaInfo as $k => $v) {
            if ($k == 'elementFormDefault' || $k == 'attributeFormDefault') {
                $attr .= " $k=\"$v\"";
            }
        }
        $el = "<$schemaPrefix:schema$attr targetNamespace=\"$this->schemaTargetNamespace\"\n";
        foreach (array_diff($this->usedNamespaces, $this->enclosingNamespaces) as $nsp => $ns) {
            $el .= " xmlns:$nsp=\"$ns\"";
        }
        $xml = $el . ">\n".$xml."</$schemaPrefix:schema>\n";
        return $xml;
    }

    /**
    * adds debug data to the clas level debug string
    *
    * @param    string $string debug data
    * @access   private
    */
    function xdebug($string){
        $this->debug('<' . $this->schemaTargetNamespace . '> '.$string);
    }

    /**
    * get the PHP type of a user defined type in the schema
    * PHP type is kind of a misnomer since it actually returns 'struct' for assoc. arrays
    * returns false if no type exists, or not w/ the given namespace
    * else returns a string that is either a native php type, or 'struct'
    *
    * @param string $type name of defined type
    * @param string $ns namespace of type
    * @return mixed
    * @access public
    * @deprecated
    */
    function getPHPType($type,$ns){
        if(isset($this->typemap[$ns][$type])){
            //print "found type '$type' and ns $ns in typemap<br>";
            return $this->typemap[$ns][$type];
        } elseif(isset($this->complexTypes[$type])){
            //print "getting type '$type' and ns $ns from complexTypes array<br>";
            return $this->complexTypes[$type]['phpType'];
        }
        return false;
    }

    /**
    * returns an associative array of information about a given type
    * returns false if no type exists by the given name
    *
    *   For a complexType typeDef = array(
    *   'restrictionBase' => '',
    *   'phpType' => '',
    *   'compositor' => '(sequence|all)',
    *   'elements' => array(), // refs to elements array
    *   'attrs' => array() // refs to attributes array
    *   ... and so on (see addComplexType)
    *   )
    *
    *   For simpleType or element, the array has different keys.
    *
    * @param string $type
    * @return mixed
    * @access public
    * @see addComplexType
    * @see addSimpleType
    * @see addElement
    */
    function getTypeDef($type){
        //$this->debug("in getTypeDef for type $type");
        if (substr($type, -1) == '^') {
            $is_element = 1;
            $type = substr($type, 0, -1);
        } else {
            $is_element = 0;
        }

        if((! $is_element) && isset($this->complexTypes[$type])){
            $this->xdebug("in getTypeDef, found complexType $type");
            return $this->complexTypes[$type];
        } elseif((! $is_element) && isset($this->simpleTypes[$type])){
            $this->xdebug("in getTypeDef, found simpleType $type");
            if (!isset($this->simpleTypes[$type]['phpType'])) {
                // get info for type to tack onto the simple type
                // TODO: can this ever really apply (i.e. what is a simpleType really?)
                $uqType = substr($this->simpleTypes[$type]['type'], strrpos($this->simpleTypes[$type]['type'], ':') + 1);
                $ns = substr($this->simpleTypes[$type]['type'], 0, strrpos($this->simpleTypes[$type]['type'], ':'));
                $etype = $this->getTypeDef($uqType);
                if ($etype) {
                    $this->xdebug("in getTypeDef, found type for simpleType $type:");
                    $this->xdebug($this->varDump($etype));
                    if (isset($etype['phpType'])) {
                        $this->simpleTypes[$type]['phpType'] = $etype['phpType'];
                    }
                    if (isset($etype['elements'])) {
                        $this->simpleTypes[$type]['elements'] = $etype['elements'];
                    }
                }
            }
            return $this->simpleTypes[$type];
        } elseif(isset($this->elements[$type])){
            $this->xdebug("in getTypeDef, found element $type");
            if (!isset($this->elements[$type]['phpType'])) {
                // get info for type to tack onto the element
                $uqType = substr($this->elements[$type]['type'], strrpos($this->elements[$type]['type'], ':') + 1);
                $ns = substr($this->elements[$type]['type'], 0, strrpos($this->elements[$type]['type'], ':'));
                $etype = $this->getTypeDef($uqType);
                if ($etype) {
                    $this->xdebug("in getTypeDef, found type for element $type:");
                    $this->xdebug($this->varDump($etype));
                    if (isset($etype['phpType'])) {
                        $this->elements[$type]['phpType'] = $etype['phpType'];
                    }
                    if (isset($etype['elements'])) {
                        $this->elements[$type]['elements'] = $etype['elements'];
                    }
                    if (isset($etype['extensionBase'])) {
                        $this->elements[$type]['extensionBase'] = $etype['extensionBase'];
                    }
                } elseif ($ns == 'http://www.w3.org/2001/XMLSchema') {
                    $this->xdebug("in getTypeDef, element $type is an XSD type");
                    $this->elements[$type]['phpType'] = 'scalar';
                }
            }
            return $this->elements[$type];
        } elseif(isset($this->attributes[$type])){
            $this->xdebug("in getTypeDef, found attribute $type");
            return $this->attributes[$type];
        } elseif (preg_match('/_ContainedType$/', $type)) {
            $this->xdebug("in getTypeDef, have an untyped element $type");
            $typeDef['typeClass'] = 'simpleType';
            $typeDef['phpType'] = 'scalar';
            $typeDef['type'] = 'http://www.w3.org/2001/XMLSchema:string';
            return $typeDef;
        }
        $this->xdebug("in getTypeDef, did not find $type");
        return false;
    }

    /**
    * returns a sample serialization of a given type, or false if no type by the given name
    *
    * @param string $type name of type
    * @return mixed
    * @access public
    * @deprecated
    */
    function serializeTypeDef($type){
        //print "in sTD() for type $type<br>";
    if($typeDef = $this->getTypeDef($type)){
        $str .= '<'.$type;
        if(is_array($typeDef['attrs'])){
        foreach($typeDef['attrs'] as $attName => $data){
            $str .= " $attName=\"{type = ".$data['type']."}\"";
        }
        }
        $str .= " xmlns=\"".$this->schema['targetNamespace']."\"";
        if(count($typeDef['elements']) > 0){
        $str .= ">";
        foreach($typeDef['elements'] as $element => $eData){
            $str .= $this->serializeTypeDef($element);
        }
        $str .= "</$type>";
        } elseif($typeDef['typeClass'] == 'element') {
        $str .= "></$type>";
        } else {
        $str .= "/>";
        }
            return $str;
    }
        return false;
    }

    /**
    * returns HTML form elements that allow a user
    * to enter values for creating an instance of the given type.
    *
    * @param string $name name for type instance
    * @param string $type name of type
    * @return string
    * @access public
    * @deprecated
    */
    function typeToForm($name,$type){
        // get typedef
        if($typeDef = $this->getTypeDef($type)){
            // if struct
            if($typeDef['phpType'] == 'struct'){
                $buffer .= '<table>';
                foreach($typeDef['elements'] as $child => $childDef){
                    $buffer .= "
                    <tr><td align='right'>$childDef[name] (type: ".$this->getLocalPart($childDef['type'])."):</td>
                    <td><input type='text' name='parameters[".$name."][$childDef[name]]'></td></tr>";
                }
                $buffer .= '</table>';
            // if array
            } elseif($typeDef['phpType'] == 'array'){
                $buffer .= '<table>';
                for($i=0;$i < 3; $i++){
                    $buffer .= "
                    <tr><td align='right'>array item (type: $typeDef[arrayType]):</td>
                    <td><input type='text' name='parameters[".$name."][]'></td></tr>";
                }
                $buffer .= '</table>';
            // if scalar
            } else {
                $buffer .= "<input type='text' name='parameters[$name]'>";
            }
        } else {
            $buffer .= "<input type='text' name='parameters[$name]'>";
        }
        return $buffer;
    }

    /**
    * adds a complex type to the schema
    * 
    * example: array
    * 
    * addType(
    *   'ArrayOfstring',
    *   'complexType',
    *   'array',
    *   '',
    *   'SOAP-ENC:Array',
    *   array('ref'=>'SOAP-ENC:arrayType','wsdl:arrayType'=>'string[]'),
    *   'xsd:string'
    * );
    * 
    * example: PHP associative array ( SOAP Struct )
    * 
    * addType(
    *   'SOAPStruct',
    *   'complexType',
    *   'struct',
    *   'all',
    *   array('myVar'=> array('name'=>'myVar','type'=>'string')
    * );
    * 
    * @param name
    * @param typeClass (complexType|simpleType|attribute)
    * @param phpType: currently supported are array and struct (php assoc array)
    * @param compositor (all|sequence|choice)
    * @param restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
    * @param elements = array ( name = array(name=>'',type=>'') )
    * @param attrs = array(
    *   array(
    *       'ref' => "http://schemas.xmlsoap.org/soap/encoding/:arrayType",
    *       "http://schemas.xmlsoap.org/wsdl/:arrayType" => "string[]"
    *   )
    * )
    * @param arrayType: namespace:name (http://www.w3.org/2001/XMLSchema:string)
    * @access public
    * @see getTypeDef
    */
    function addComplexType($name,$typeClass='complexType',$phpType='array',$compositor='',$restrictionBase='',$elements=array(),$attrs=array(),$arrayType=''){
        $this->complexTypes[$name] = array(
        'name'        => $name,
        'typeClass'   => $typeClass,
        'phpType' => $phpType,
        'compositor'=> $compositor,
        'restrictionBase' => $restrictionBase,
        'elements'    => $elements,
        'attrs'       => $attrs,
        'arrayType'   => $arrayType
        );

        $this->xdebug("addComplexType $name:");
        $this->appendDebug($this->varDump($this->complexTypes[$name]));
    }

    /**
    * adds a simple type to the schema
    *
    * @param string $name
    * @param string $restrictionBase namespace:name (http://schemas.xmlsoap.org/soap/encoding/:Array)
    * @param string $typeClass (should always be simpleType)
    * @param string $phpType (should always be scalar)
    * @param array $enumeration array of values
    * @access public
    * @see nusoap_xmlschema
    * @see getTypeDef
    */
    function addSimpleType($name, $restrictionBase='', $typeClass='simpleType', $phpType='scalar', $enumeration=array()) {
        $this->simpleTypes[$name] = array(
        'name'            => $name,
        'typeClass'       => $typeClass,
        'phpType'     => $phpType,
        'type'            => $restrictionBase,
        'enumeration' => $enumeration
        );

        $this->xdebug("addSimpleType $name:");
        $this->appendDebug($this->varDump($this->simpleTypes[$name]));
    }

    /**
    * adds an element to the schema
    *
    * @param array $attrs attributes that must include name and type
    * @see nusoap_xmlschema
    * @access public
    */
    function addElement($attrs) {
        if (! $this->getPrefix($attrs['type'])) {
            $attrs['type'] = $this->schemaTargetNamespace . ':' . $attrs['type'];
        }
        $this->elements[ $attrs['name'] ] = $attrs;
        $this->elements[ $attrs['name'] ]['typeClass'] = 'element';

        $this->xdebug("addElement " . $attrs['name']);
        $this->appendDebug($this->varDump($this->elements[ $attrs['name'] ]));
    }
}

/**
 * Backward compatibility
 */
class XMLSchema extends nusoap_xmlschema {
}

?><?php

/**
* For creating serializable abstractions of native PHP types.  This class
* allows element name/namespace, XSD type, and XML attributes to be
* associated with a value.  This is extremely useful when WSDL is not
* used, but is also useful when WSDL is used with polymorphic types, including
* xsd:anyType and user-defined types.
*
* @author   Dietrich Ayala <[email protected]>
* @version  $Id: nusoap.php,v 1.123 2010/04/26 20:15:08 snichol Exp $
* @access   public
*/
class soapval extends nusoap_base {
    /**
     * The XML element name
     *
     * @var string
     * @access private
     */
    var $name;
    /**
     * The XML type name (string or false)
     *
     * @var mixed
     * @access private
     */
    var $type;
    /**
     * The PHP value
     *
     * @var mixed
     * @access private
     */
    var $value;
    /**
     * The XML element namespace (string or false)
     *
     * @var mixed
     * @access private
     */
    var $element_ns;
    /**
     * The XML type namespace (string or false)
     *
     * @var mixed
     * @access private
     */
    var $type_ns;
    /**
     * The XML element attributes (array or false)
     *
     * @var mixed
     * @access private
     */
    var $attributes;

    /**
    * constructor
    *
    * @param    string $name optional name
    * @param    mixed $type optional type name
    * @param    mixed $value optional value
    * @param    mixed $element_ns optional namespace of value
    * @param    mixed $type_ns optional namespace of type
    * @param    mixed $attributes associative array of attributes to add to element serialization
    * @access   public
    */
    function soapval($name='soapval',$type=false,$value=-1,$element_ns=false,$type_ns=false,$attributes=false) {
        parent::nusoap_base();
        $this->name = $name;
        $this->type = $type;
        $this->value = $value;
        $this->element_ns = $element_ns;
        $this->type_ns = $type_ns;
        $this->attributes = $attributes;
    }

    /**
    * return serialized value
    *
    * @param    string $use The WSDL use value (encoded|literal)
    * @return   string XML data
    * @access   public
    */
    function serialize($use='encoded') {
        return $this->serialize_val($this->value, $this->name, $this->type, $this->element_ns, $this->type_ns, $this->attributes, $use, true);
    }

    /**
    * decodes a soapval object into a PHP native type
    *
    * @return   mixed
    * @access   public
    */
    function decode(){
        return $this->value;
    }
}

?><?php

/**
* transport class for sending/receiving data via HTTP and HTTPS
* NOTE: PHP must be compiled with the CURL extension for HTTPS support
*
* @author   Dietrich Ayala <[email protected]>
* @author   Scott Nichol <[email protected]>
* @version  $Id: nusoap.php,v 1.123 2010/04/26 20:15:08 snichol Exp $
* @access public
*/
class soap_transport_http extends nusoap_base {

    var $url = '';
    var $uri = '';
    var $digest_uri = '';
    var $scheme = '';
    var $host = '';
    var $port = '';
    var $path = '';
    var $request_method = 'POST';
    var $protocol_version = '1.0';
    var $encoding = '';
    var $outgoing_headers = array();
    var $incoming_headers = array();
    var $incoming_cookies = array();
    var $outgoing_payload = '';
    var $incoming_payload = '';
    var $response_status_line;  // HTTP response status line
    var $useSOAPAction = true;
    var $persistentConnection = false;
    var $ch = false;    // cURL handle
    var $ch_options = array();  // cURL custom options
    var $use_curl = false;      // force cURL use
    var $proxy = null;          // proxy information (associative array)
    var $username = '';
    var $password = '';
    var $authtype = '';
    var $digestRequest = array();
    var $certRequest = array(); // keys must be cainfofile (optional), sslcertfile, sslkeyfile, passphrase, certpassword (optional), verifypeer (optional), verifyhost (optional)
                                // cainfofile: certificate authority file, e.g. '$pathToPemFiles/rootca.pem'
                                // sslcertfile: SSL certificate file, e.g. '$pathToPemFiles/mycert.pem'
                                // sslkeyfile: SSL key file, e.g. '$pathToPemFiles/mykey.pem'
                                // passphrase: SSL key password/passphrase
                                // certpassword: SSL certificate password
                                // verifypeer: default is 1
                                // verifyhost: default is 1

    /**
    * constructor
    *
    * @param string $url The URL to which to connect
    * @param array $curl_options User-specified cURL options
    * @param boolean $use_curl Whether to try to force cURL use
    * @access public
    */
    function soap_transport_http($url, $curl_options = NULL, $use_curl = false){
        parent::nusoap_base();
        $this->debug("ctor url=$url use_curl=$use_curl curl_options:");
        $this->appendDebug($this->varDump($curl_options));
        $this->setURL($url);
        if (is_array($curl_options)) {
            $this->ch_options = $curl_options;
        }
        $this->use_curl = $use_curl;
        preg_match('/\$Revisio' . 'n: ([^ ]+)/', $this->revision, $rev);
        $this->setHeader('User-Agent', $this->title.'/'.$this->version.' ('.$rev[1].')');
    }

    /**
    * sets a cURL option
    *
    * @param    mixed $option The cURL option (always integer?)
    * @param    mixed $value The cURL option value
    * @access   private
    */
    function setCurlOption($option, $value) {
        $this->debug("setCurlOption option=$option, value=");
        $this->appendDebug($this->varDump($value));
        curl_setopt($this->ch, $option, $value);
    }

    /**
    * sets an HTTP header
    *
    * @param string $name The name of the header
    * @param string $value The value of the header
    * @access private
    */
    function setHeader($name, $value) {
        $this->outgoing_headers[$name] = $value;
        $this->debug("set header $name: $value");
    }

    /**
    * unsets an HTTP header
    *
    * @param string $name The name of the header
    * @access private
    */
    function unsetHeader($name) {
        if (isset($this->outgoing_headers[$name])) {
            $this->debug("unset header $name");
            unset($this->outgoing_headers[$name]);
        }
    }

    /**
    * sets the URL to which to connect
    *
    * @param string $url The URL to which to connect
    * @access private
    */
    function setURL($url) {
        $this->url = $url;

        $u = parse_url($url);
        foreach($u as $k => $v){
            $this->debug("parsed URL $k = $v");
            $this->$k = $v;
        }

        // add any GET params to path
        if(isset($u['query']) && $u['query'] != ''){
            $this->path .= '?' . $u['query'];
        }

        // set default port
        if(!isset($u['port'])){
            if($u['scheme'] == 'https'){
                $this->port = 443;
            } else {
                $this->port = 80;
            }
        }

        $this->uri = $this->path;
        $this->digest_uri = $this->uri;

        // build headers
        if (!isset($u['port'])) {
            $this->setHeader('Host', $this->host);
        } else {
            $this->setHeader('Host', $this->host.':'.$this->port);
        }

        if (isset($u['user']) && $u['user'] != '') {
            $this->setCredentials(urldecode($u['user']), isset($u['pass']) ? urldecode($u['pass']) : '');
        }
    }

    /**
    * gets the I/O method to use
    *
    * @return   string  I/O method to use (socket|curl|unknown)
    * @access   private
    */
    function io_method() {
        if ($this->use_curl || ($this->scheme == 'https') || ($this->scheme == 'http' && $this->authtype == 'ntlm') || ($this->scheme == 'http' && is_array($this->proxy) && $this->proxy['authtype'] == 'ntlm'))
            return 'curl';
        if (($this->scheme == 'http' || $this->scheme == 'ssl') && $this->authtype != 'ntlm' && (!is_array($this->proxy) || $this->proxy['authtype'] != 'ntlm'))
            return 'socket';
        return 'unknown';
    }

    /**
    * establish an HTTP connection
    *
    * @param    integer $timeout set connection timeout in seconds
    * @param    integer $response_timeout set response timeout in seconds
    * @return   boolean true if connected, false if not
    * @access   private
    */
    function connect($connection_timeout=0,$response_timeout=30){
        // For PHP 4.3 with OpenSSL, change https scheme to ssl, then treat like
        // "regular" socket.
        // TODO: disabled for now because OpenSSL must be *compiled* in (not just
        //       loaded), and until PHP5 stream_get_wrappers is not available.
//      if ($this->scheme == 'https') {
//          if (version_compare(phpversion(), '4.3.0') >= 0) {
//              if (extension_loaded('openssl')) {
//                  $this->scheme = 'ssl';
//                  $this->debug('Using SSL over OpenSSL');
//              }
//          }
//      }
        $this->debug("connect connection_timeout $connection_timeout, response_timeout $response_timeout, scheme $this->scheme, host $this->host, port $this->port");
      if ($this->io_method() == 'socket') {
        if (!is_array($this->proxy)) {
            $host = $this->host;
            $port = $this->port;
        } else {
            $host = $this->proxy['host'];
            $port = $this->proxy['port'];
        }

        // use persistent connection
        if($this->persistentConnection && isset($this->fp) && is_resource($this->fp)){
            if (!feof($this->fp)) {
                $this->debug('Re-use persistent connection');
                return true;
            }
            fclose($this->fp);
            $this->debug('Closed persistent connection at EOF');
        }

        // munge host if using OpenSSL
        if ($this->scheme == 'ssl') {
            $host = 'ssl://' . $host;
        }
        $this->debug('calling fsockopen with host ' . $host . ' connection_timeout ' . $connection_timeout);

        // open socket
        if($connection_timeout > 0){
            $this->fp = @fsockopen( $host, $this->port, $this->errno, $this->error_str, $connection_timeout);
        } else {
            $this->fp = @fsockopen( $host, $this->port, $this->errno, $this->error_str);
        }

        // test pointer
        if(!$this->fp) {
            $msg = 'Couldn\'t open socket connection to server ' . $this->url;
            if ($this->errno) {
                $msg .= ', Error ('.$this->errno.'): '.$this->error_str;
            } else {
                $msg .= ' prior to connect().  This is often a problem looking up the host name.';
            }
            $this->debug($msg);
            $this->setError($msg);
            return false;
        }

        // set response timeout
        $this->debug('set response timeout to ' . $response_timeout);
        socket_set_timeout( $this->fp, $response_timeout);

        $this->debug('socket connected');
        return true;
      } else if ($this->io_method() == 'curl') {
        if (!extension_loaded('curl')) {
//          $this->setError('cURL Extension, or OpenSSL extension w/ PHP version >= 4.3 is required for HTTPS');
            $this->setError('The PHP cURL Extension is required for HTTPS or NLTM.  You will need to re-build or update your PHP to include cURL or change php.ini to load the PHP cURL extension.');
            return false;
        }
        // Avoid warnings when PHP does not have these options
        if (defined('CURLOPT_CONNECTIONTIMEOUT'))
            $CURLOPT_CONNECTIONTIMEOUT = CURLOPT_CONNECTIONTIMEOUT;
        else
            $CURLOPT_CONNECTIONTIMEOUT = 78;
        if (defined('CURLOPT_HTTPAUTH'))
            $CURLOPT_HTTPAUTH = CURLOPT_HTTPAUTH;
        else
            $CURLOPT_HTTPAUTH = 107;
        if (defined('CURLOPT_PROXYAUTH'))
            $CURLOPT_PROXYAUTH = CURLOPT_PROXYAUTH;
        else
            $CURLOPT_PROXYAUTH = 111;
        if (defined('CURLAUTH_BASIC'))
            $CURLAUTH_BASIC = CURLAUTH_BASIC;
        else
            $CURLAUTH_BASIC = 1;
        if (defined('CURLAUTH_DIGEST'))
            $CURLAUTH_DIGEST = CURLAUTH_DIGEST;
        else
            $CURLAUTH_DIGEST = 2;
        if (defined('CURLAUTH_NTLM'))
            $CURLAUTH_NTLM = CURLAUTH_NTLM;
        else
            $CURLAUTH_NTLM = 8;

        $this->debug('connect using cURL');
        // init CURL
        $this->ch = curl_init();
        // set url
        $hostURL = ($this->port != '') ? "$this->scheme://$this->host:$this->port" : "$this->scheme://$this->host";
        // add path
        $hostURL .= $this->path;
        $this->setCurlOption(CURLOPT_URL, $hostURL);
        // follow location headers (re-directs)
        if (ini_get('safe_mode') || ini_get('open_basedir')) {
            $this->debug('safe_mode or open_basedir set, so do not set CURLOPT_FOLLOWLOCATION');
            $this->debug('safe_mode = ');
            $this->appendDebug($this->varDump(ini_get('safe_mode')));
            $this->debug('open_basedir = ');
            $this->appendDebug($this->varDump(ini_get('open_basedir')));
        } else {
            $this->setCurlOption(CURLOPT_FOLLOWLOCATION, 1);
        }
        // ask for headers in the response output
        $this->setCurlOption(CURLOPT_HEADER, 1);
        // ask for the response output as the return value
        $this->setCurlOption(CURLOPT_RETURNTRANSFER, 1);
        // encode
        // We manage this ourselves through headers and encoding
//      if(function_exists('gzuncompress')){
//          $this->setCurlOption(CURLOPT_ENCODING, 'deflate');
//      }
        // persistent connection
        if ($this->persistentConnection) {
            // I believe the following comment is now bogus, having applied to
            // the code when it used CURLOPT_CUSTOMREQUEST to send the request.
            // The way we send data, we cannot use persistent connections, since
            // there will be some "junk" at the end of our request.
            //$this->setCurlOption(CURL_HTTP_VERSION_1_1, true);
            $this->persistentConnection = false;
            $this->setHeader('Connection', 'close');
        }
        // set timeouts
        if ($connection_timeout != 0) {
            $this->setCurlOption($CURLOPT_CONNECTIONTIMEOUT, $connection_timeout);
        }
        if ($response_timeout != 0) {
            $this->setCurlOption(CURLOPT_TIMEOUT, $response_timeout);
        }

        if ($this->scheme == 'https') {
            $this->debug('set cURL SSL verify options');
            // recent versions of cURL turn on peer/host checking by default,
            // while PHP binaries are not compiled with a default location for the
            // CA cert bundle, so disable peer/host checking.
            //$this->setCurlOption(CURLOPT_CAINFO, 'f:\php-4.3.2-win32\extensions\curl-ca-bundle.crt');        
            $this->setCurlOption(CURLOPT_SSL_VERIFYPEER, 0);
            $this->setCurlOption(CURLOPT_SSL_VERIFYHOST, 0);

            // support client certificates (thanks Tobias Boes, Doug Anarino, Eryan Ariobowo)
            if ($this->authtype == 'certificate') {
                $this->debug('set cURL certificate options');
                if (isset($this->certRequest['cainfofile'])) {
                    $this->setCurlOption(CURLOPT_CAINFO, $this->certRequest['cainfofile']);
                }
                if (isset($this->certRequest['verifypeer'])) {
                    $this->setCurlOption(CURLOPT_SSL_VERIFYPEER, $this->certRequest['verifypeer']);
                } else {
                    $this->setCurlOption(CURLOPT_SSL_VERIFYPEER, 1);
                }
                if (isset($this->certRequest['verifyhost'])) {
                    $this->setCurlOption(CURLOPT_SSL_VERIFYHOST, $this->certRequest['verifyhost']);
                } else {
                    $this->setCurlOption(CURLOPT_SSL_VERIFYHOST, 1);
                }
                if (isset($this->certRequest['sslcertfile'])) {
                    $this->setCurlOption(CURLOPT_SSLCERT, $this->certRequest['sslcertfile']);
                }
                if (isset($this->certRequest['sslkeyfile'])) {
                    $this->setCurlOption(CURLOPT_SSLKEY, $this->certRequest['sslkeyfile']);
                }
                if (isset($this->certRequest['passphrase'])) {
                    $this->setCurlOption(CURLOPT_SSLKEYPASSWD, $this->certRequest['passphrase']);
                }
                if (isset($this->certRequest['certpassword'])) {
                    $this->setCurlOption(CURLOPT_SSLCERTPASSWD, $this->certRequest['certpassword']);
                }
            }
        }
        if ($this->authtype && ($this->authtype != 'certificate')) {
            if ($this->username) {
                $this->debug('set cURL username/password');
                $this->setCurlOption(CURLOPT_USERPWD, "$this->username:$this->password");
            }
            if ($this->authtype == 'basic') {
                $this->debug('set cURL for Basic authentication');
                $this->setCurlOption($CURLOPT_HTTPAUTH, $CURLAUTH_BASIC);
            }
            if ($this->authtype == 'digest') {
                $this->debug('set cURL for digest authentication');
                $this->setCurlOption($CURLOPT_HTTPAUTH, $CURLAUTH_DIGEST);
            }
            if ($this->authtype == 'ntlm') {
                $this->debug('set cURL for NTLM authentication');
                $this->setCurlOption($CURLOPT_HTTPAUTH, $CURLAUTH_NTLM);
            }
        }
        if (is_array($this->proxy)) {
            $this->debug('set cURL proxy options');
            if ($this->proxy['port'] != '') {
                $this->setCurlOption(CURLOPT_PROXY, $this->proxy['host'].':'.$this->proxy['port']);
            } else {
                $this->setCurlOption(CURLOPT_PROXY, $this->proxy['host']);
            }
            if ($this->proxy['username'] || $this->proxy['password']) {
                $this->debug('set cURL proxy authentication options');
                $this->setCurlOption(CURLOPT_PROXYUSERPWD, $this->proxy['username'].':'.$this->proxy['password']);
                if ($this->proxy['authtype'] == 'basic') {
                    $this->setCurlOption($CURLOPT_PROXYAUTH, $CURLAUTH_BASIC);
                }
                if ($this->proxy['authtype'] == 'ntlm') {
                    $this->setCurlOption($CURLOPT_PROXYAUTH, $CURLAUTH_NTLM);
                }
            }
        }
        $this->debug('cURL connection set up');
        return true;
      } else {
        $this->setError('Unknown scheme ' . $this->scheme);
        $this->debug('Unknown scheme ' . $this->scheme);
        return false;
      }
    }

    /**
    * sends the SOAP request and gets the SOAP response via HTTP[S]
    *
    * @param    string $data message data
    * @param    integer $timeout set connection timeout in seconds
    * @param    integer $response_timeout set response timeout in seconds
    * @param    array $cookies cookies to send
    * @return   string data
    * @access   public
    */
    function send($data, $timeout=0, $response_timeout=30, $cookies=NULL) {

        $this->debug('entered send() with data of length: '.strlen($data));

        $this->tryagain = true;
        $tries = 0;
        while ($this->tryagain) {
            $this->tryagain = false;
            if ($tries++ < 2) {
                // make connnection
                if (!$this->connect($timeout, $response_timeout)){
                    return false;
                }

                // send request
                if (!$this->sendRequest($data, $cookies)){
                    return false;
                }

                // get response
                $respdata = $this->getResponse();
            } else {
                $this->setError("Too many tries to get an OK response ($this->response_status_line)");
            }
        }       
        $this->debug('end of send()');
        return $respdata;
    }

    /**
    * sends the SOAP request and gets the SOAP response via HTTPS using CURL
    *
    * @param    string $data message data
    * @param    integer $timeout set connection timeout in seconds
    * @param    integer $response_timeout set response timeout in seconds
    * @param    array $cookies cookies to send
    * @return   string data
    * @access   public
    * @deprecated
    */
    function sendHTTPS($data, $timeout=0, $response_timeout=30, $cookies) {
        return $this->send($data, $timeout, $response_timeout, $cookies);
    }

    /**
    * if authenticating, set user credentials here
    *
    * @param    string $username
    * @param    string $password
    * @param    string $authtype (basic|digest|certificate|ntlm)
    * @param    array $digestRequest (keys must be nonce, nc, realm, qop)
    * @param    array $certRequest (keys must be cainfofile (optional), sslcertfile, sslkeyfile, passphrase, certpassword (optional), verifypeer (optional), verifyhost (optional): see corresponding options in cURL docs)
    * @access   public
    */
    function setCredentials($username, $password, $authtype = 'basic', $digestRequest = array(), $certRequest = array()) {
        $this->debug("setCredentials username=$username authtype=$authtype digestRequest=");
        $this->appendDebug($this->varDump($digestRequest));
        $this->debug("certRequest=");
        $this->appendDebug($this->varDump($certRequest));
        // cf. RFC 2617
        if ($authtype == 'basic') {
            $this->setHeader('Authorization', 'Basic '.base64_encode(str_replace(':','',$username).':'.$password));
        } elseif ($authtype == 'digest') {
            if (isset($digestRequest['nonce'])) {
                $digestRequest['nc'] = isset($digestRequest['nc']) ? $digestRequest['nc']++ : 1;

                // calculate the Digest hashes (calculate code based on digest implementation found at: http://www.rassoc.com/gregr/weblog/stories/2002/07/09/webServicesSecurityHttpDigestAuthenticationWithoutActiveDirectory.html)

                // A1 = unq(username-value) ":" unq(realm-value) ":" passwd
                $A1 = $username. ':' . (isset($digestRequest['realm']) ? $digestRequest['realm'] : '') . ':' . $password;

                // H(A1) = MD5(A1)
                $HA1 = md5($A1);

                // A2 = Method ":" digest-uri-value
                $A2 = $this->request_method . ':' . $this->digest_uri;

                // H(A2)
                $HA2 =  md5($A2);

                // KD(secret, data) = H(concat(secret, ":", data))
                // if qop == auth:
                // request-digest  = <"> < KD ( H(A1),     unq(nonce-value)
                //                              ":" nc-value
                //                              ":" unq(cnonce-value)
                //                              ":" unq(qop-value)
                //                              ":" H(A2)
                //                            ) <">
                // if qop is missing,
                // request-digest  = <"> < KD ( H(A1), unq(nonce-value) ":" H(A2) ) > <">

                $unhashedDigest = '';
                $nonce = isset($digestRequest['nonce']) ? $digestRequest['nonce'] : '';
                $cnonce = $nonce;
                if ($digestRequest['qop'] != '') {
                    $unhashedDigest = $HA1 . ':' . $nonce . ':' . sprintf("%08d", $digestRequest['nc']) . ':' . $cnonce . ':' . $digestRequest['qop'] . ':' . $HA2;
                } else {
                    $unhashedDigest = $HA1 . ':' . $nonce . ':' . $HA2;
                }

                $hashedDigest = md5($unhashedDigest);

                $opaque = ''; 
                if (isset($digestRequest['opaque'])) {
                    $opaque = ', opaque="' . $digestRequest['opaque'] . '"';
                }

                $this->setHeader('Authorization', 'Digest username="' . $username . '", realm="' . $digestRequest['realm'] . '", nonce="' . $nonce . '", uri="' . $this->digest_uri . $opaque . '", cnonce="' . $cnonce . '", nc=' . sprintf("%08x", $digestRequest['nc']) . ', qop="' . $digestRequest['qop'] . '", response="' . $hashedDigest . '"');
            }
        } elseif ($authtype == 'certificate') {
            $this->certRequest = $certRequest;
            $this->debug('Authorization header not set for certificate');
        } elseif ($authtype == 'ntlm') {
            // do nothing
            $this->debug('Authorization header not set for ntlm');
        }
        $this->username = $username;
        $this->password = $password;
        $this->authtype = $authtype;
        $this->digestRequest = $digestRequest;
    }

    /**
    * set the soapaction value
    *
    * @param    string $soapaction
    * @access   public
    */
    function setSOAPAction($soapaction) {
        $this->setHeader('SOAPAction', '"' . $soapaction . '"');
    }

    /**
    * use http encoding
    *
    * @param    string $enc encoding style. supported values: gzip, deflate, or both
    * @access   public
    */
    function setEncoding($enc='gzip, deflate') {
        if (function_exists('gzdeflate')) {
            $this->protocol_version = '1.1';
            $this->setHeader('Accept-Encoding', $enc);
            if (!isset($this->outgoing_headers['Connection'])) {
                $this->setHeader('Connection', 'close');
                $this->persistentConnection = false;
            }
            // deprecated as of PHP 5.3.0
            //set_magic_quotes_runtime(0);
            $this->encoding = $enc;
        }
    }

    /**
    * set proxy info here
    *
    * @param    string $proxyhost use an empty string to remove proxy
    * @param    string $proxyport
    * @param    string $proxyusername
    * @param    string $proxypassword
    * @param    string $proxyauthtype (basic|ntlm)
    * @access   public
    */
    function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 'basic') {
        if ($proxyhost) {
            $this->proxy = array(
                'host' => $proxyhost,
                'port' => $proxyport,
                'username' => $proxyusername,
                'password' => $proxypassword,
                'authtype' => $proxyauthtype
            );
            if ($proxyusername != '' && $proxypassword != '' && $proxyauthtype = 'basic') {
                $this->setHeader('Proxy-Authorization', ' Basic '.base64_encode($proxyusername.':'.$proxypassword));
            }
        } else {
            $this->debug('remove proxy');
            $proxy = null;
            unsetHeader('Proxy-Authorization');
        }
    }

    /**
     * Test if the given string starts with a header that is to be skipped.
     * Skippable headers result from chunked transfer and proxy requests.
     *
     * @param   string $data The string to check.
     * @returns boolean Whether a skippable header was found.
     * @access  private
     */
    function isSkippableCurlHeader(&$data) {
        $skipHeaders = array(   'HTTP/1.1 100',
                                'HTTP/1.0 301',
                                'HTTP/1.1 301',
                                'HTTP/1.0 302',
                                'HTTP/1.1 302',
                                'HTTP/1.0 401',
                                'HTTP/1.1 401',
                                'HTTP/1.0 200 Connection established');
        foreach ($skipHeaders as $hd) {
            $prefix = substr($data, 0, strlen($hd));
            if ($prefix == $hd) return true;
        }

        return false;
    }

    /**
    * decode a string that is encoded w/ "chunked' transfer encoding
    * as defined in RFC2068 19.4.6
    *
    * @param    string $buffer
    * @param    string $lb
    * @returns  string
    * @access   public
    * @deprecated
    */
    function decodeChunked($buffer, $lb){
        // length := 0
        $length = 0;
        $new = '';

        // read chunk-size, chunk-extension (if any) and CRLF
        // get the position of the linebreak
        $chunkend = strpos($buffer, $lb);
        if ($chunkend == FALSE) {
            $this->debug('no linebreak found in decodeChunked');
            return $new;
        }
        $temp = substr($buffer,0,$chunkend);
        $chunk_size = hexdec( trim($temp) );
        $chunkstart = $chunkend + strlen($lb);
        // while (chunk-size > 0) {
        while ($chunk_size > 0) {
            $this->debug("chunkstart: $chunkstart chunk_size: $chunk_size");
            $chunkend = strpos( $buffer, $lb, $chunkstart + $chunk_size);

            // Just in case we got a broken connection
            if ($chunkend == FALSE) {
                $chunk = substr($buffer,$chunkstart);
                // append chunk-data to entity-body
                $new .= $chunk;
                $length += strlen($chunk);
                break;
            }

            // read chunk-data and CRLF
            $chunk = substr($buffer,$chunkstart,$chunkend-$chunkstart);
            // append chunk-data to entity-body
            $new .= $chunk;
            // length := length + chunk-size
            $length += strlen($chunk);
            // read chunk-size and CRLF
            $chunkstart = $chunkend + strlen($lb);

            $chunkend = strpos($buffer, $lb, $chunkstart) + strlen($lb);
            if ($chunkend == FALSE) {
                break; //Just in case we got a broken connection
            }
            $temp = substr($buffer,$chunkstart,$chunkend-$chunkstart);
            $chunk_size = hexdec( trim($temp) );
            $chunkstart = $chunkend;
        }
        return $new;
    }

    /**
     * Writes the payload, including HTTP headers, to $this->outgoing_payload.
     *
     * @param   string $data HTTP body
     * @param   string $cookie_str data for HTTP Cookie header
     * @return  void
     * @access  private
     */
    function buildPayload($data, $cookie_str = '') {
        // Note: for cURL connections, $this->outgoing_payload is ignored,
        // as is the Content-Length header, but these are still created as
        // debugging guides.

        // add content-length header
        if ($this->request_method != 'GET') {
            $this->setHeader('Content-Length', strlen($data));
        }

        // start building outgoing payload:
        if ($this->proxy) {
            $uri = $this->url;
        } else {
            $uri = $this->uri;
        }
        $req = "$this->request_method $uri HTTP/$this->protocol_version";
        $this->debug("HTTP request: $req");
        $this->outgoing_payload = "$req\r\n";

        // loop thru headers, serializing
        foreach($this->outgoing_headers as $k => $v){
            $hdr = $k.': '.$v;
            $this->debug("HTTP header: $hdr");
            $this->outgoing_payload .= "$hdr\r\n";
        }

        // add any cookies
        if ($cookie_str != '') {
            $hdr = 'Cookie: '.$cookie_str;
            $this->debug("HTTP header: $hdr");
            $this->outgoing_payload .= "$hdr\r\n";
        }

        // header/body separator
        $this->outgoing_payload .= "\r\n";

        // add data
        $this->outgoing_payload .= $data;
    }

    /**
    * sends the SOAP request via HTTP[S]
    *
    * @param    string $data message data
    * @param    array $cookies cookies to send
    * @return   boolean true if OK, false if problem
    * @access   private
    */
    function sendRequest($data, $cookies = NULL) {
        // build cookie string
        $cookie_str = $this->getCookiesForRequest($cookies, (($this->scheme == 'ssl') || ($this->scheme == 'https')));

        // build payload
        $this->buildPayload($data, $cookie_str);

      if ($this->io_method() == 'socket') {
        // send payload
        if(!fputs($this->fp, $this->outgoing_payload, strlen($this->outgoing_payload))) {
            $this->setError('couldn\'t write message data to socket');
            $this->debug('couldn\'t write message data to socket');
            return false;
        }
        $this->debug('wrote data to socket, length = ' . strlen($this->outgoing_payload));
        return true;
      } else if ($this->io_method() == 'curl') {
        // set payload
        // cURL does say this should only be the verb, and in fact it
        // turns out that the URI and HTTP version are appended to this, which
        // some servers refuse to work with (so we no longer use this method!)
        //$this->setCurlOption(CURLOPT_CUSTOMREQUEST, $this->outgoing_payload);
        $curl_headers = array();
        foreach($this->outgoing_headers as $k => $v){
            if ($k == 'Connection' || $k == 'Content-Length' || $k == 'Host' || $k == 'Authorization' || $k == 'Proxy-Authorization') {
                $this->debug("Skip cURL header $k: $v");
            } else {
                $curl_headers[] = "$k: $v";
            }
        }
        if ($cookie_str != '') {
            $curl_headers[] = 'Cookie: ' . $cookie_str;
        }
        $this->setCurlOption(CURLOPT_HTTPHEADER, $curl_headers);
        $this->debug('set cURL HTTP headers');
        if ($this->request_method == "POST") {
            $this->setCurlOption(CURLOPT_POST, 1);
            $this->setCurlOption(CURLOPT_POSTFIELDS, $data);
            $this->debug('set cURL POST data');
        } else {
        }
        // insert custom user-set cURL options
        foreach ($this->ch_options as $key => $val) {
            $this->setCurlOption($key, $val);
        }

        $this->debug('set cURL payload');
        return true;
      }
    }

    /**
    * gets the SOAP response via HTTP[S]
    *
    * @return   string the response (also sets member variables like incoming_payload)
    * @access   private
    */
    function getResponse(){
        $this->incoming_payload = '';

      if ($this->io_method() == 'socket') {
        // loop until headers have been retrieved
        $data = '';
        while (!isset($lb)){

            // We might EOF during header read.
            if(feof($this->fp)) {
                $this->incoming_payload = $data;
                $this->debug('found no headers before EOF after length ' . strlen($data));
                $this->debug("received before EOF:\n" . $data);
                $this->setError('server failed to send headers');
                return false;
            }

            $tmp = fgets($this->fp, 256);
            $tmplen = strlen($tmp);
            $this->debug("read line of $tmplen bytes: " . trim($tmp));

            if ($tmplen == 0) {
                $this->incoming_payload = $data;
                $this->debug('socket read of headers timed out after length ' . strlen($data));
                $this->debug("read before timeout: " . $data);
                $this->setError('socket read of headers timed out');
                return false;
            }

            $data .= $tmp;
            $pos = strpos($data,"\r\n\r\n");
            if($pos > 1){
                $lb = "\r\n";
            } else {
                $pos = strpos($data,"\n\n");
                if($pos > 1){
                    $lb = "\n";
                }
            }
            // remove 100 headers
            if (isset($lb) && preg_match('/^HTTP\/1.1 100/',$data)) {
                unset($lb);
                $data = '';
            }//
        }
        // store header data
        $this->incoming_payload .= $data;
        $this->debug('found end of headers after length ' . strlen($data));
        // process headers
        $header_data = trim(substr($data,0,$pos));
        $header_array = explode($lb,$header_data);
        $this->incoming_headers = array();
        $this->incoming_cookies = array();
        foreach($header_array as $header_line){
            $arr = explode(':',$header_line, 2);
            if(count($arr) > 1){
                $header_name = strtolower(trim($arr[0]));
                $this->incoming_headers[$header_name] = trim($arr[1]);
                if ($header_name == 'set-cookie') {
                    // TODO: allow multiple cookies from parseCookie
                    $cookie = $this->parseCookie(trim($arr[1]));
                    if ($cookie) {
                        $this->incoming_cookies[] = $cookie;
                        $this->debug('found cookie: ' . $cookie['name'] . ' = ' . $cookie['value']);
                    } else {
                        $this->debug('did not find cookie in ' . trim($arr[1]));
                    }
                }
            } else if (isset($header_name)) {
                // append continuation line to previous header
                $this->incoming_headers[$header_name] .= $lb . ' ' . $header_line;
            }
        }

        // loop until msg has been received
        if (isset($this->incoming_headers['transfer-encoding']) && strtolower($this->incoming_headers['transfer-encoding']) == 'chunked') {
            $content_length =  2147483647;  // ignore any content-length header
            $chunked = true;
            $this->debug("want to read chunked content");
        } elseif (isset($this->incoming_headers['content-length'])) {
            $content_length = $this->incoming_headers['content-length'];
            $chunked = false;
            $this->debug("want to read content of length $content_length");
        } else {
            $content_length =  2147483647;
            $chunked = false;
            $this->debug("want to read content to EOF");
        }
        $data = '';
        do {
            if ($chunked) {
                $tmp = fgets($this->fp, 256);
                $tmplen = strlen($tmp);
                $this->debug("read chunk line of $tmplen bytes");
                if ($tmplen == 0) {
                    $this->incoming_payload = $data;
                    $this->debug('socket read of chunk length timed out after length ' . strlen($data));
                    $this->debug("read before timeout:\n" . $data);
                    $this->setError('socket read of chunk length timed out');
                    return false;
                }
                $content_length = hexdec(trim($tmp));
                $this->debug("chunk length $content_length");
            }
            $strlen = 0;
            while (($strlen < $content_length) && (!feof($this->fp))) {
                $readlen = min(8192, $content_length - $strlen);
                $tmp = fread($this->fp, $readlen);
                $tmplen = strlen($tmp);
                $this->debug("read buffer of $tmplen bytes");
                if (($tmplen == 0) && (!feof($this->fp))) {
                    $this->incoming_payload = $data;
                    $this->debug('socket read of body timed out after length ' . strlen($data));
                    $this->debug("read before timeout:\n" . $data);
                    $this->setError('socket read of body timed out');
                    return false;
                }
                $strlen += $tmplen;
                $data .= $tmp;
            }
            if ($chunked && ($content_length > 0)) {
                $tmp = fgets($this->fp, 256);
                $tmplen = strlen($tmp);
                $this->debug("read chunk terminator of $tmplen bytes");
                if ($tmplen == 0) {
                    $this->incoming_payload = $data;
                    $this->debug('socket read of chunk terminator timed out after length ' . strlen($data));
                    $this->debug("read before timeout:\n" . $data);
                    $this->setError('socket read of chunk terminator timed out');
                    return false;
                }
            }
        } while ($chunked && ($content_length > 0) && (!feof($this->fp)));
        if (feof($this->fp)) {
            $this->debug('read to EOF');
        }
        $this->debug('read body of length ' . strlen($data));
        $this->incoming_payload .= $data;
        $this->debug('received a total of '.strlen($this->incoming_payload).' bytes of data from server');

        // close filepointer
        if(
            (isset($this->incoming_headers['connection']) && strtolower($this->incoming_headers['connection']) == 'close') || 
            (! $this->persistentConnection) || feof($this->fp)){
            fclose($this->fp);
            $this->fp = false;
            $this->debug('closed socket');
        }

        // connection was closed unexpectedly
        if($this->incoming_payload == ''){
            $this->setError('no response from server');
            return false;
        }

        // decode transfer-encoding
//      if(isset($this->incoming_headers['transfer-encoding']) && strtolower($this->incoming_headers['transfer-encoding']) == 'chunked'){
//          if(!$data = $this->decodeChunked($data, $lb)){
//              $this->setError('Decoding of chunked data failed');
//              return false;
//          }
            //print "<pre class="prettyprint linenums" >\nde-chunked:\n---------------\n$data\n\n---------------\n

2、示例代码

require_once("nusoap.php");

$url = "http://kdsearch.shinho.net.cn/Services/OrderInfo.asmx?WSDL";
$msnClient = new nusoap_client($url, "wsdl");
$msnClient->soap_defencoding = 'UTF-8';
$msnClient->decode_utf8 = false;
$msnClient->xml_encoding = 'UTF-8';
function get_order($msnClient, $company, $number) {
    return 'true';
}    

$r = get_order($msnClient, $company, $number);


开心洋葱 , 版权所有丨如未注明 , 均为原创丨未经授权请勿修改 , 转载请注明nusoap类库php之内置soap替代类库
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