/wp-content/plugins/wishlist-member/extlib/xmlrpc.php

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<?php					// -*-c++-*-
// by Edd Dumbill (C) 1999-2002
// <edd@usefulinc.com>
// $Id: xmlrpc.inc,v 1.2 2006/10/11 22:30:55 eric Exp $


// Copyright (c) 1999,2000,2002 Edd Dumbill.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
//    * Redistributions of source code must retain the above copyright
//      notice, this list of conditions and the following disclaimer.
//
//    * Redistributions in binary form must reproduce the above
//      copyright notice, this list of conditions and the following
//      disclaimer in the documentation and/or other materials provided
//      with the distribution.
//
//    * Neither the name of the "XML-RPC for PHP" nor the names of its
//      contributors may be used to endorse or promote products derived
//      from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
// OF THE POSSIBILITY OF SUCH DAMAGE.

if(!defined('ABSPATH'))die(); // added by WishList Member to prevent direct access to this file

	if(!function_exists('xml_parser_create'))
	{
		// For PHP 4 onward, XML functionality is always compiled-in on windows:
		// no more need to dl-open it. It might have been compiled out on *nix...
		if(strtoupper(substr(PHP_OS, 0, 3) != 'WIN'))
		{
			dl('xml.so');
		}
	}

	// Try to be backward compat with php < 4.2 (are we not being nice ?)
	if(substr(phpversion(), 0, 3) == '4.0' || substr(phpversion(), 0, 3) == '4.1')
	{
		// give an opportunity to user to specify where to include other files from
		if(!defined('PHP_XMLRPC_COMPAT_DIR'))
		{
			define('PHP_XMLRPC_COMPAT_DIR',dirname(__FILE__).'/compat/');
		}
		if(substr(phpversion(), 0, 3) == '4.0')
		{
			include(PHP_XMLRPC_COMPAT_DIR."is_scalar.php");
			include(PHP_XMLRPC_COMPAT_DIR."array_key_exists.php");
			include(PHP_XMLRPC_COMPAT_DIR."version_compare.php");
		}
		include(PHP_XMLRPC_COMPAT_DIR."var_export.php");
		include(PHP_XMLRPC_COMPAT_DIR."is_a.php");
	}

	// G. Giunta 2005/01/29: declare global these variables,
	// so that xmlrpc.inc will work even if included from within a function
	// Milosch: 2005/08/07 - explicitly request these via $GLOBALS where used.
	$GLOBALS['xmlrpcI4']='i4';
	$GLOBALS['xmlrpcInt']='int';
	$GLOBALS['xmlrpcBoolean']='boolean';
	$GLOBALS['xmlrpcDouble']='double';
	$GLOBALS['xmlrpcString']='string';
	$GLOBALS['xmlrpcDateTime']='dateTime.iso8601';
	$GLOBALS['xmlrpcBase64']='base64';
	$GLOBALS['xmlrpcArray']='array';
	$GLOBALS['xmlrpcStruct']='struct';
	$GLOBALS['xmlrpcValue']='undefined';

	$GLOBALS['xmlrpcTypes']=array(
		$GLOBALS['xmlrpcI4']       => 1,
		$GLOBALS['xmlrpcInt']      => 1,
		$GLOBALS['xmlrpcBoolean']  => 1,
		$GLOBALS['xmlrpcString']   => 1,
		$GLOBALS['xmlrpcDouble']   => 1,
		$GLOBALS['xmlrpcDateTime'] => 1,
		$GLOBALS['xmlrpcBase64']   => 1,
		$GLOBALS['xmlrpcArray']    => 2,
		$GLOBALS['xmlrpcStruct']   => 3
	);

	$GLOBALS['xmlrpc_valid_parents'] = array(
		'BOOLEAN' => array('VALUE'),
		'I4' => array('VALUE'),
		'INT' => array('VALUE'),
		'STRING' => array('VALUE'),
		'DOUBLE' => array('VALUE'),
		'DATETIME.ISO8601' => array('VALUE'),
		'BASE64' => array('VALUE'),
		'ARRAY' => array('VALUE'),
		'STRUCT' => array('VALUE'),
		'PARAM' => array('PARAMS'),
		'METHODNAME' => array('METHODCALL'),
		'PARAMS' => array('METHODCALL', 'METHODRESPONSE'),
		'MEMBER' => array('STRUCT'),
		'NAME' => array('MEMBER'),
		'DATA' => array('ARRAY'),
		'FAULT' => array('METHODRESPONSE'),
		'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT'),
	);

	// define extra types for supporting NULL (useful for json or <NIL/>)
	$GLOBALS['xmlrpcNull']='null';
	$GLOBALS['xmlrpcTypes']['null']=1;

	// Not in use anymore since 2.0. Shall we remove it?
	/// @deprecated
	$GLOBALS['xmlEntities']=array(
		'amp'  => '&',
		'quot' => '"',
		'lt'   => '<',
		'gt'   => '>',
		'apos' => "'"
	);

	// tables used for transcoding different charsets into us-ascii xml

	$GLOBALS['xml_iso88591_Entities']=array();
	$GLOBALS['xml_iso88591_Entities']['in'] = array();
	$GLOBALS['xml_iso88591_Entities']['out'] = array();
	for ($i = 0; $i < 32; $i++)
	{

		$GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
		$GLOBALS['xml_iso88591_Entities']['out'][] = "&#$i;";
	}
	for ($i = 160; $i < 256; $i++)
	{
		$GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
		$GLOBALS['xml_iso88591_Entities']['out'][] = "&#$i;";
	}

	/// @todo add to iso table the characters from cp_1252 range, i.e. 128 to 159.
	/// These will NOT be present in true ISO-8859-1, but will save the unwary
	/// windows user from sending junk.
/*
$cp1252_to_htmlent =
  array(
   '\x80'=>'&#x20AC;', '\x81'=>'?', '\x82'=>'&#x201A;', '\x83'=>'&#x0192;',
   '\x84'=>'&#x201E;', '\x85'=>'&#x2026;', '\x86'=>'&#x2020;', \x87'=>'&#x2021;',
   '\x88'=>'&#x02C6;', '\x89'=>'&#x2030;', '\x8A'=>'&#x0160;', '\x8B'=>'&#x2039;',
   '\x8C'=>'&#x0152;', '\x8D'=>'?', '\x8E'=>'&#x017D;', '\x8F'=>'?',
   '\x90'=>'?', '\x91'=>'&#x2018;', '\x92'=>'&#x2019;', '\x93'=>'&#x201C;',
   '\x94'=>'&#x201D;', '\x95'=>'&#x2022;', '\x96'=>'&#x2013;', '\x97'=>'&#x2014;',
   '\x98'=>'&#x02DC;', '\x99'=>'&#x2122;', '\x9A'=>'&#x0161;', '\x9B'=>'&#x203A;',
   '\x9C'=>'&#x0153;', '\x9D'=>'?', '\x9E'=>'&#x017E;', '\x9F'=>'&#x0178;'
  );
*/

	$GLOBALS['xmlrpcerr']['unknown_method']=1;
	$GLOBALS['xmlrpcstr']['unknown_method']='Unknown method';
	$GLOBALS['xmlrpcerr']['invalid_return']=2;
	$GLOBALS['xmlrpcstr']['invalid_return']='Invalid return payload: enable debugging to examine incoming payload';
	$GLOBALS['xmlrpcerr']['incorrect_params']=3;
	$GLOBALS['xmlrpcstr']['incorrect_params']='Incorrect parameters passed to method';
	$GLOBALS['xmlrpcerr']['introspect_unknown']=4;
	$GLOBALS['xmlrpcstr']['introspect_unknown']="Can't introspect: method unknown";
	$GLOBALS['xmlrpcerr']['http_error']=5;
	$GLOBALS['xmlrpcstr']['http_error']="Didn't receive 200 OK from remote server.";
	$GLOBALS['xmlrpcerr']['no_data']=6;
	$GLOBALS['xmlrpcstr']['no_data']='No data received from server.';
	$GLOBALS['xmlrpcerr']['no_ssl']=7;
	$GLOBALS['xmlrpcstr']['no_ssl']='No SSL support compiled in.';
	$GLOBALS['xmlrpcerr']['curl_fail']=8;
	$GLOBALS['xmlrpcstr']['curl_fail']='CURL error';
	$GLOBALS['xmlrpcerr']['invalid_request']=15;
	$GLOBALS['xmlrpcstr']['invalid_request']='Invalid request payload';
	$GLOBALS['xmlrpcerr']['no_curl']=16;
	$GLOBALS['xmlrpcstr']['no_curl']='No CURL support compiled in.';
	$GLOBALS['xmlrpcerr']['server_error']=17;
	$GLOBALS['xmlrpcstr']['server_error']='Internal server error';
	$GLOBALS['xmlrpcerr']['multicall_error']=18;
	$GLOBALS['xmlrpcstr']['multicall_error']='Received from server invalid multicall response';

	$GLOBALS['xmlrpcerr']['multicall_notstruct'] = 9;
	$GLOBALS['xmlrpcstr']['multicall_notstruct'] = 'system.multicall expected struct';
	$GLOBALS['xmlrpcerr']['multicall_nomethod']  = 10;
	$GLOBALS['xmlrpcstr']['multicall_nomethod']  = 'missing methodName';
	$GLOBALS['xmlrpcerr']['multicall_notstring'] = 11;
	$GLOBALS['xmlrpcstr']['multicall_notstring'] = 'methodName is not a string';
	$GLOBALS['xmlrpcerr']['multicall_recursion'] = 12;
	$GLOBALS['xmlrpcstr']['multicall_recursion'] = 'recursive system.multicall forbidden';
	$GLOBALS['xmlrpcerr']['multicall_noparams']  = 13;
	$GLOBALS['xmlrpcstr']['multicall_noparams']  = 'missing params';
	$GLOBALS['xmlrpcerr']['multicall_notarray']  = 14;
	$GLOBALS['xmlrpcstr']['multicall_notarray']  = 'params is not an array';

	$GLOBALS['xmlrpcerr']['cannot_decompress']=103;
	$GLOBALS['xmlrpcstr']['cannot_decompress']='Received from server compressed HTTP and cannot decompress';
	$GLOBALS['xmlrpcerr']['decompress_fail']=104;
	$GLOBALS['xmlrpcstr']['decompress_fail']='Received from server invalid compressed HTTP';
	$GLOBALS['xmlrpcerr']['dechunk_fail']=105;
	$GLOBALS['xmlrpcstr']['dechunk_fail']='Received from server invalid chunked HTTP';
	$GLOBALS['xmlrpcerr']['server_cannot_decompress']=106;
	$GLOBALS['xmlrpcstr']['server_cannot_decompress']='Received from client compressed HTTP request and cannot decompress';
	$GLOBALS['xmlrpcerr']['server_decompress_fail']=107;
	$GLOBALS['xmlrpcstr']['server_decompress_fail']='Received from client invalid compressed HTTP request';

	// The charset encoding used by the server for received messages and
	// by the client for received responses when received charset cannot be determined
	// or is not supported
	$GLOBALS['xmlrpc_defencoding']='UTF-8';
	// The encoding used internally by PHP.
	// String values received as xml will be converted to this, and php strings will be converted to xml

	// as if having been coded with this
	$GLOBALS['xmlrpc_internalencoding']='ISO-8859-1';

	$GLOBALS['xmlrpcName']='XML-RPC for PHP';
	$GLOBALS['xmlrpcVersion']='2.0';

	// let user errors start at 800
	$GLOBALS['xmlrpcerruser']=800;
	// let XML parse errors start at 100
	$GLOBALS['xmlrpcerrxml']=100;

	// formulate backslashes for escaping regexp
	// Not in use anymore since 2.0. Shall we remove it?
	/// @deprecated
	$GLOBALS['xmlrpc_backslash']=chr(92).chr(92);

	// used to store state during parsing
	// quick explanation of components:
	//   ac - used to accumulate values
	//   isf - used to indicate a fault
	//   lv - used to indicate "looking for a value": implements
	//        the logic to allow values with no types to be strings
	//   params - used to store parameters in method calls
	//   method - used to store method name
	//   stack - array with genealogy of xml elements names:
	//           used to validate nesting of xmlrpc elements

	$GLOBALS['_xh']=null;

	/**
	* Convert a string to the correct XML representation in a target charset
	* To help correct communication of non-ascii chars inside strings, regardless
	* of the charset used when sending requests, parsing them, sending responses
	* and parsing responses, an option is to convert all non-ascii chars present in the message
	* into their equivalent 'charset entity'. Charset entities enumerated this way
	* are independent of the charset encoding used to transmit them, and all XML
	* parsers are bound to understand them.
	* Note that in the std case we are not sending a charset encoding mime type
	* along with http headers, so we are bound by RFC 3023 to emit strict us-ascii.
	*
	* @todo do a bit of basic benchmarking (strtr vs. str_replace)
	* @todo	make usage of iconv() or recode_string() or mb_string() where available
	*/
	function xmlrpc_encode_entitites($data, $src_encoding='', $dest_encoding='')
	{
		if ($src_encoding == '')
		{
			// lame, but we know no better...
			$src_encoding = $GLOBALS['xmlrpc_internalencoding'];
		}
		//if ($dest_encoding == '')
		//{
		//	// lame, but we know no better...
		//	$dest_encoding = 'US-ASCII';
		//}
				switch(strtoupper($src_encoding.'_'.$dest_encoding))
				{
					case 'ISO-8859-1_':
					case 'ISO-8859-1_US-ASCII':
						$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&amp;', '&quot;', '&apos;', '&lt;', '&gt;'), $data);
						$escaped_data = str_replace($GLOBALS['xml_iso88591_Entities']['in'], $GLOBALS['xml_iso88591_Entities']['out'], $escaped_data);
						break;
					case 'ISO-8859-1_UTF-8':
						$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&amp;', '&quot;', '&apos;', '&lt;', '&gt;'), $data);
						$escaped_data = utf8_encode($escaped_data);
						break;
					case 'ISO-8859-1_ISO-8859-1':
					case 'US-ASCII_US-ASCII':
					case 'US-ASCII_UTF-8':
					case 'US-ASCII_':
					case 'US-ASCII_ISO-8859-1':
					case 'UTF-8_UTF-8':
						$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&amp;', '&quot;', '&apos;', '&lt;', '&gt;'), $data);
						break;
					case 'UTF-8_':
					case 'UTF-8_US-ASCII':
					case 'UTF-8_ISO-8859-1':
	// NB: this will choke on invalid UTF-8, going most likely beyond EOF
	$escaped_data = "";
	// be kind to users creating string xmlrpcvals out of different php types
	$data = (string) $data;
	$ns = strlen ($data);
	for ($nn = 0; $nn < $ns; $nn++)
	{
		$ch = $data[$nn];
		$ii = ord($ch);
//1 7 0bbbbbbb (127)
		if ($ii < 128)
		{
			/// @todo shall we replace this with a (supposedly) faster str_replace?
			switch($ii){
				case 34:
					$escaped_data .= '&quot;';
					break;
				case 38:
					$escaped_data .= '&amp;';
					break;
				case 39:
					$escaped_data .= '&apos;';
					break;
				case 60:
					$escaped_data .= '&lt;';
					break;
				case 62:
					$escaped_data .= '&gt;';
					break;
				default:
					$escaped_data .= $ch;
			} // switch
		}
//2 11 110bbbbb 10bbbbbb (2047)
		else if ($ii>>5 == 6)
		{
			$b1 = ($ii & 31);
			$ii = ord($data[$nn+1]);
			$b2 = ($ii & 63);
			$ii = ($b1 * 64) + $b2;
			$ent = sprintf ("&#%d;", $ii);
			$escaped_data .= $ent;
		}
//3 16 1110bbbb 10bbbbbb 10bbbbbb
		else if ($ii>>4 == 14)
		{
			$b1 = ($ii & 31);
			$ii = ord($data[$nn+1]);
			$b2 = ($ii & 63);
			$ii = ord($data[$nn+2]);
			$b3 = ($ii & 63);
			$ii = ((($b1 * 64) + $b2) * 64) + $b3;
			$ent = sprintf ("&#%d;", $ii);
			$escaped_data .= $ent;
		}
//4 21 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
		else if ($ii>>3 == 30)
		{
			$b1 = ($ii & 31);
			$ii = ord($data[$nn+1]);
			$b2 = ($ii & 63);
			$ii = ord($data[$nn+2]);
			$b3 = ($ii & 63);
			$ii = ord($data[$nn+3]);
			$b4 = ($ii & 63);
			$ii = ((((($b1 * 64) + $b2) * 64) + $b3) * 64) + $b4;
			$ent = sprintf ("&#%d;", $ii);
			$escaped_data .= $ent;
		}
	}
						break;
					default:
						$escaped_data = '';
						error_log("Converting from $src_encoding to $dest_encoding: not supported...");
				}
//		} // switch
		return $escaped_data;
	}

	function xmlrpc_se($parser, $name, $attrs)
	{
		// if invalid xmlrpc already detected, skip all processing
		if ($GLOBALS['_xh']['isf'] < 2)
		{
			// check for correct element nesting
			// top level element can only be of 2 types
			if (count($GLOBALS['_xh']['stack']) == 0)
			{
				if ($name != 'METHODRESPONSE' && $name != 'METHODCALL')
				{
					$GLOBALS['_xh']['isf'] = 2;
					$GLOBALS['_xh']['isf_reason'] = 'missing top level xmlrpc element';
					return;
				}
			}
			else
			{
				// not top level element: see if parent is OK
				$parent = end($GLOBALS['_xh']['stack']);
				if (!array_key_exists($name, $GLOBALS['xmlrpc_valid_parents']) || !in_array($parent, $GLOBALS['xmlrpc_valid_parents'][$name]))
				{
					$GLOBALS['_xh']['isf'] = 2;
					$GLOBALS['_xh']['isf_reason'] = "xmlrpc element $name cannot be child of $parent";
					return;
				}
			}

			switch($name)
			{
				case 'STRUCT':
				case 'ARRAY':
					// create an empty array to hold child values, and push it onto appropriate stack
					$cur_val = array();
					$cur_val['values'] = array();
					$cur_val['type'] = $name;
					// check for out-of-band information to rebuild php objs
					// and in case it is found, save it
					if (@isset($attrs['PHP_CLASS']))
					{
						$cur_val['php_class'] = $attrs['PHP_CLASS'];
					}
					$GLOBALS['_xh']['valuestack'][] = $cur_val;
					break;
				case 'DATA':
				case 'METHODCALL':
				case 'METHODRESPONSE':
				case 'PARAMS':
					// valid elements that add little to processing
					break;
				case 'METHODNAME':
				case 'NAME':
					$GLOBALS['_xh']['ac']='';
					break;
				case 'FAULT':
					$GLOBALS['_xh']['isf']=1;
					break;
				case 'VALUE':
					$GLOBALS['_xh']['vt']='value'; // indicator: no value found yet
					$GLOBALS['_xh']['ac']='';
					$GLOBALS['_xh']['lv']=1;
					$GLOBALS['_xh']['php_class']=null;
					break;
				case 'I4':
				case 'INT':
				case 'STRING':
				case 'BOOLEAN':
				case 'DOUBLE':
				case 'DATETIME.ISO8601':
				case 'BASE64':
					if ($GLOBALS['_xh']['vt']!='value')
					{
						//two data elements inside a value: an error occurred!
						$GLOBALS['_xh']['isf'] = 2;
						$GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
						return;
					}

					$GLOBALS['_xh']['ac']=''; // reset the accumulator
					break;
				case 'MEMBER':
					$GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name']=''; // set member name to null, in case we do not find in the xml later on
					//$GLOBALS['_xh']['ac']='';
					// Drop trough intentionally
				case 'PARAM':
					// clear value type, so we can check later if no value has been passed for this param/member
					$GLOBALS['_xh']['vt']=null;
					break;
				default:
					/// INVALID ELEMENT: RAISE ISF so that it is later recognized!!!
					$GLOBALS['_xh']['isf'] = 2;
					$GLOBALS['_xh']['isf_reason'] = "found not-xmlrpc xml element $name";
					break;
			}

			// Save current element name to stack, to validate nesting
			$GLOBALS['_xh']['stack'][] = $name;

			if($name!='VALUE')
			{
				$GLOBALS['_xh']['lv']=0;
			}
		}
	}

	function xmlrpc_ee($parser, $name, $rebuild_xmlrpcvals = true)
	{
		if ($GLOBALS['_xh']['isf'] < 2)
		{
			// push this element name from stack
			// NB: if XML validates, correct opening/closing is guaranteed and
			// we do not have to check for $name == $curr_elem.
			// we also checked for proper nesting at start of elements...
			$curr_elem = array_pop($GLOBALS['_xh']['stack']);

			switch($name)
			{
				case 'STRUCT':
				case 'ARRAY':
					// fetch out of stack array of values, and promote it to current value
					$curr_val = array_pop($GLOBALS['_xh']['valuestack']);
					$GLOBALS['_xh']['value'] = $curr_val['values'];
					$GLOBALS['_xh']['vt']=strtolower($name);
					if (isset($curr_val['php_class']))
					{
						$GLOBALS['_xh']['php_class'] = $curr_val['php_class'];
					}
					break;
				case 'NAME':
					$GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name'] = $GLOBALS['_xh']['ac'];
					break;
				case 'BOOLEAN':
				case 'I4':
				case 'INT':
				case 'STRING':
				case 'DOUBLE':
				case 'DATETIME.ISO8601':
				case 'BASE64':
					$GLOBALS['_xh']['vt']=strtolower($name);
					if ($name=='STRING')
					{
						$GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
					}
					elseif ($name=='DATETIME.ISO8601')
					{
						/// @todo validate datetime values with a correct format mask?
						$GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcDateTime'];
						$GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
					}
					elseif ($name=='BASE64')
					{
						/// @todo check for failure of base64 decoding / catch warnings
						$GLOBALS['_xh']['value']=base64_decode($GLOBALS['_xh']['ac']);
					}
					elseif ($name=='BOOLEAN')
					{
						// special case here: we translate boolean 1 or 0 into PHP
						// constants true or false.
						// Strings 'true' and 'false' are accepted, even though the
						// spec never mentions them (see eg. Blogger api docs)
						// NB: this simple checks helps a lot sanitizing input, ie no
						// security problems around here
						if ($GLOBALS['_xh']['ac']=='1' || strcasecmp($GLOBALS['_xh']['ac'], 'true') == 0)
						{
							$GLOBALS['_xh']['value']=true;
						}
						else
						{
							// log if receiveing something strange, even though we set the value to false anyway
							if ($GLOBALS['_xh']['ac']!='0' && strcasecmp($_xh[$parser]['ac'], 'false') != 0)
								error_log('XML-RPC: invalid value received in BOOLEAN: '.$GLOBALS['_xh']['ac']);
							$GLOBALS['_xh']['value']=false;
						}
					}
					elseif ($name=='DOUBLE')
					{
						// we have a DOUBLE
						// we must check that only 0123456789-.<space> are characters here
						if (!ereg("^[+-]?[eE0123456789 \\t.]+$", $GLOBALS['_xh']['ac']))
						{
							/// @todo: find a better way of throwing an error
							// than this!
							error_log('XML-RPC: non numeric value received in DOUBLE: '.$GLOBALS['_xh']['ac']);
							$GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
						}
						else
						{
							// it's ok, add it on
							$GLOBALS['_xh']['value']=(double)$GLOBALS['_xh']['ac'];
						}
					}
					else
					{
						// we have an I4/INT
						// we must check that only 0123456789-<space> are characters here
						if (!ereg("^[+-]?[0123456789 \\t]+$", $GLOBALS['_xh']['ac']))
						{
							/// @todo find a better way of throwing an error
							// than this!
							error_log('XML-RPC: non numeric value received in INT: '.$GLOBALS['_xh']['ac']);
							$GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
						}
						else
						{
							// it's ok, add it on
							$GLOBALS['_xh']['value']=(int)$GLOBALS['_xh']['ac'];
						}
					}
					$GLOBALS['_xh']['ac']=''; // is this necessary?
					$GLOBALS['_xh']['lv']=3; // indicate we've found a value
					break;
				case 'VALUE':
					// This if() detects if no scalar was inside <VALUE></VALUE>
					if ($GLOBALS['_xh']['vt']=='value')
					{
						$GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
						$GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcString'];
					}

					if ($rebuild_xmlrpcvals)
					{
						// build the xmlrpc val out of the data received, and substitute it
						$temp =& new xmlrpcval($GLOBALS['_xh']['value'], $GLOBALS['_xh']['vt']);
						// in case we got info about underlying php class, save it
						// in the object we're rebuilding
						if (isset($GLOBALS['_xh']['php_class']))
							$temp->_php_class = $GLOBALS['_xh']['php_class'];
						// check if we are inside an array or struct:
						// if value just built is inside an array, let's move it into array on the stack
						$vscount = count($GLOBALS['_xh']['valuestack']);
						if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
						{
							$GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $temp;
						}
						else
						{
							$GLOBALS['_xh']['value'] = $temp;
						}
					}
					else
					{
						/// @todo this needs to treat correctly php-serialized objects,
						/// since std deserializing is done by php_xmlrpc_decode,
						/// which we will not be calling...
						if (isset($GLOBALS['_xh']['php_class']))
						{
						}

						// check if we are inside an array or struct:
						// if value just built is inside an array, let's move it into array on the stack
						$vscount = count($GLOBALS['_xh']['valuestack']);
						if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
						{
							$GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $GLOBALS['_xh']['value'];
						}
					}
					break;
				case 'MEMBER':
					$GLOBALS['_xh']['ac']=''; // is this necessary?
					// add to array in the stack the last element built,
					// unless no VALUE was found
					if ($GLOBALS['_xh']['vt'])
					{
						$vscount = count($GLOBALS['_xh']['valuestack']);
						$GLOBALS['_xh']['valuestack'][$vscount-1]['values'][$GLOBALS['_xh']['valuestack'][$vscount-1]['name']] = $GLOBALS['_xh']['value'];
					} else
						error_log('XML-RPC: missing VALUE inside STRUCT in received xml');
					break;
				case 'DATA':
					$GLOBALS['_xh']['ac']=''; // is this necessary?
					break;
				case 'PARAM':
					// add to array of params the current value,
					// unless no VALUE was found
					if ($GLOBALS['_xh']['vt'])
					{
						$GLOBALS['_xh']['params'][]=$GLOBALS['_xh']['value'];
						$GLOBALS['_xh']['pt'][]=$GLOBALS['_xh']['vt'];
					}
					else
						error_log('XML-RPC: missing VALUE inside PARAM in received xml');
					break;
				case 'METHODNAME':
					$GLOBALS['_xh']['method']=ereg_replace("^[\n\r\t ]+", '', $GLOBALS['_xh']['ac']);
					break;
				case 'PARAMS':
				case 'FAULT':
				case 'METHODCALL':
				case 'METHORESPONSE':
					break;
				default:
					// End of INVALID ELEMENT!
					// shall we add an assert here for unreachable code???
					break;
			}
		}
	}

	function xmlrpc_ee_fast($parser, $name)
	{
		xmlrpc_ee($parser, $name, false);
	}

	function xmlrpc_cd($parser, $data)
	{
		//if(ereg("^[\n\r \t]+$", $data)) return;
		// print "adding [${data}]\n";

		// skip processing if xml fault already detected
		if ($GLOBALS['_xh']['isf'] < 2)
		{
			if($GLOBALS['_xh']['lv']!=3)
			{
				// "lookforvalue==3" means that we've found an entire value
				// and should discard any further character data
				if($GLOBALS['_xh']['lv']==1)
				{
					// if we've found text and we're just in a <value> then
					// say we've found a value
					$GLOBALS['_xh']['lv']=2;
				}
				if(!@isset($GLOBALS['_xh']['ac']))
				{
					$GLOBALS['_xh']['ac'] = '';
				}
				$GLOBALS['_xh']['ac'].=$data;
			}
		}
	}

	function xmlrpc_dh($parser, $data)
	{
		// skip processing if xml fault already detected
		if ($GLOBALS['_xh']['isf'] < 2)
		{
			if(substr($data, 0, 1) == '&' && substr($data, -1, 1) == ';')
			{
				if($GLOBALS['_xh']['lv']==1)
				{
					$GLOBALS['_xh']['lv']=2;
				}
				$GLOBALS['_xh']['ac'].=$data;
			}
		}
	}

	class xmlrpc_client
	{
		var $path;
		var $server;
		var $port=0;
		var $method='http';
		var $errno;
		var $errstr;
		var $debug=0;
		var $username='';
		var $password='';
		var $authtype=1;
		var $cert='';
		var $certpass='';
		var $cacert='';
		var $cacertdir='';
		var $key='';
		var $keypass='';
		var $verifypeer=true;
		var $verifyhost=1;
		var $no_multicall=false;
		var $proxy='';
		var $proxyport=0;
		var $proxy_user='';
		var $proxy_pass='';
		var $proxy_authtype=1;
		var $cookies=array();
		/**
		* List of http compression methods accepted by the client for responses.
		* NB: PHP supports deflate, gzip compressions out of the box if compiled w. zlib
		*
		* NNB: you can set it to any non-empty array for HTTP11 and HTTPS, since
		* in those cases it will be up to CURL to decide the compression methods
		* it supports. You might check for the presence of 'zlib' in the output of
		* curl_version() to determine wheter compression is supported or not
		*/
		var $accepted_compression = array();
		/**
		* Name of compression scheme to be used for sending requests.
		* Either null, gzip or deflate
		*/
		var $request_compression = '';
		/**
		* CURL handle: used for keep-alive connections (PHP 4.3.8 up, see:
		* http://curl.haxx.se/docs/faq.html#7.3)
		*/
		var $xmlrpc_curl_handle = null;
		/// Wheter to use persistent connections for http 1.1 and https
		var $keepalive = false;
		/// Charset encodings that can be decoded without problems by the client
		var $accepted_charset_encodings = array();
		/// Charset encoding to be used in serializing request. NULL = use ASCII
		var $request_charset_encoding = '';
		/**
		* Decides the content of xmlrpcresp objects returned by calls to send()
		* valid strings are 'xmlrpcvals', 'phpvals' or 'xml'
		*/
		var $return_type = 'xmlrpcvals';

		/**
		* @param string $path either the complete server URL or the PATH part of the xmlrc server URL, e.g. /xmlrpc/server.php
		* @param string $server the server name / ip address
		* @param integer $port the port the server is listening on, defaults to 80 or 443 depending on protocol used
		* @param string $method the http protocol variant: defaults to 'http', 'https' and 'http11' can be used if CURL is installed
		*/
		function xmlrpc_client($path, $server='', $port='', $method='')
		{
			// allow user to specify all params in $path
			if($server == '' and $port == '' and $method == '')
			{
				$parts = parse_url($path);
				$server = $parts['host'];
				$path = $parts['path'];
				if(isset($parts['query']))
				{
					$path .= '?'.$parts['query'];
				}
				if(isset($parts['fragment']))
				{
					$path .= '#'.$parts['fragment'];
				}
				if(isset($parts['port']))
				{
					$port = $parts['port'];
				}
				if(isset($parts['scheme']))
				{
					$method = $parts['scheme'];
				}
				if(isset($parts['user']))
				{
					$this->username = $parts['user'];
				}
				if(isset($parts['pass']))
				{
					$this->password = $parts['pass'];
				}
			}
			if($path == '' || $path[0] != '/')
			{
				$this->path='/'.$path;
			}
			else
			{
				$this->path=$path;
			}
			$this->server=$server;
			if($port != '')
			{
				$this->port=$port;
			}
			if($method != '')
			{
				$this->method=$method;
			}

			// if ZLIB is enabled, let the client by default accept compressed responses
			if(function_exists('gzinflate') || (
				function_exists('curl_init') && (($info = curl_version()) &&
				((is_string($info) && strpos($info, 'zlib') !== null) || isset($info['libz_version'])))
			))
			{
				$this->accepted_compression = array('gzip', 'deflate');
			}

			// keepalives: enabled by default ONLY for PHP >= 4.3.8
			// (see http://curl.haxx.se/docs/faq.html#7.3)
			if(version_compare(phpversion(), '4.3.8') >= 0)
			{
				$this->keepalive = true;
			}

			// by default the xml parser can support these 3 charset encodings
			$this->accepted_charset_encodings = array('UTF-8', 'ISO-8859-1', 'US-ASCII');
		}

		/*
		* Enables/disables the echoing to screen of the xmlrpc responses received
		* @param integer $debug values 0, 1 and 2 are supported (2 = echo sent msg too, beside received response)
		* @access public
		*/
		function setDebug($in)
		{
			$this->debug=$in;
		}

		/*
		* Add some http BASIC AUTH credentials, used by the client to authenticate
		* @param string $u username
		* @param string $p password
		* @param integer $t auth type. See curl_setopt man page for supported auth types. Defaults to CURLAUTH_BASIC (basic auth)
		* @access public
		*/
		function setCredentials($u, $p, $t=1)
		{
			$this->username=$u;
			$this->password=$p;
			$this->authtype=$t;
		}

		/*
		* Add a client-side https certificate
		* @param string $cert
		* @param string $certpass
		* @access public
		*/
		function setCertificate($cert, $certpass)
		{
			$this->cert = $cert;
			$this->certpass = $certpass;
		}

		/*
		* Add a CA certificate to verify server with (see man page about
		* CURLOPT_CAINFO for more details
		* @param string $cacert certificate file name (or dir holding certificates)
		* @param bool $is_dir set to true to indicate cacert is a dir. defaults to false
		* @access public
		*/
		function setCaCertificate($cacert, $is_dir=false)
		{
			if ($is_dir)
			{
				$this->cacert = $cacert;
			}
			else
			{
				$this->cacertdir = $cacert;
			}
		}

		/*
		* @param string $key     The name of a file containing a private SSL key
		* @param string $keypass The secret password needed to use the private SSL key
		* @access public
		* NB: does not work in older php/curl installs
		* Thanks to Daniel Convissor
		*/
		function setKey($key, $keypass)
		{
			$this->key = $key;
			$this->keypass = $keypass;
		}

		/*
		* @param bool $i enable/diable verification of peer certificate
		* @access public
		*/
		function setSSLVerifyPeer($i)
		{
			$this->verifypeer = $i;
		}

		/*
		* @access public
		*/
		function setSSLVerifyHost($i)
		{
			$this->verifyhost = $i;
		}

		/**
		* Set proxy info
		*
		* @param    string $proxyhost
		* @param    string $proxyport Defaults to 8080 for HTTP and 443 for HTTPS
		* @param    string $proxyusername Leave blank if proxy has public access
		* @param    string $proxypassword Leave blank if proxy has public access
		* @param    int    $proxyauthtype set to constant CURLAUTH_MTLM to use NTLM auth with proxy
		* @access   public
		*/
		function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 1)
		{
			$this->proxy = $proxyhost;
			$this->proxyport = $proxyport;
			$this->proxy_user = $proxyusername;
			$this->proxy_pass = $proxypassword;
			$this->proxy_autthtype = $proxyauthtype;
		}

		/**
		* Enables/disables reception of compressed xmlrpc responses.
		* Note that enabling reception of compressed responses merely adds some standard
		* http headers to xmlrpc requests. It is up to the xmlrpc server to return
		* compressed responses when receiving such requests.
		* @param string $compmethod either 'gzip', 'deflate', 'any' or ''
		* @access   public
		*/
		function setAcceptedCompression($compmethod)
		{
			if ($compmethod == 'any')
				$this->accepted_compression = array('gzip', 'deflate');
			else
				$this->accepted_compression = array($compmethod);
		}

		/**
		* Enables/disables http compression of xmlrpc request.
		* Take care when sending compressed requests: servers might not support them
		* (and automatic fallback to uncompressed requests is not yet implemented)
		* @param string $compmethod either 'gzip', 'deflate' or ''
		* @access   public
		*/
		function setRequestCompression($compmethod)
		{
			$this->request_compression = $compmethod;
		}

		/**
		* Adds a cookie to list of cookies that will be sent to server.
		* NB: setting any param but name and value will turn the cookie into a 'version 1' cookie:
		* do not do it unless you know what you are doing
		* @param string $name
		* @param string $value
		* @param string $path
		* @param string $domain
		* @param string $port
		* @access   public
		*
		* @todo check correctness of urlencoding cookie value (copied from php way of doing it...)
		*/
		function setCookie($name, $value='', $path='', $domain='', $port=null)
		{
			$this->cookies[$name]['value'] = urlencode($value);
			if ($path || $domain || $port)
			{
				$this->cookies[$name]['path'] = $path;
				$this->cookies[$name]['domain'] = $domain;
				$this->cookies[$name]['port'] = $port;
				$this->cookies[$name]['version'] = 1;
			}
			else
			{
				$this->cookies[$name]['version'] = 0;
			}
		}

		/**
		* Send an xmlrpc request
		* @param mixed $msg The message object, or an array of messages for using multicall, or the complete xml representation of a request
		* @param integer $timeout Connection timeout, in seconds, If unspecified, a platform specific timeout will apply
		* @param string $method if left unspecified, the http protocol chosen during creation of the object will be used
		*/
		function& send($msg, $timeout=0, $method='')
		{
			// if user deos not specify http protocol, use native method of this client
			// (i.e. method set during call to constructor)
			if($method == '')
			{
				$method = $this->method;
			}

			if(is_array($msg))
			{
				// $msg is an array of xmlrpcmsg's
				$r = $this->multicall($msg, $timeout, $method);
				return $r;
			}
			elseif(is_string($msg))
			{
				$n =& new xmlrpcmsg('');
				$n->payload = $msg;
				$msg = $n;
			}

			// where msg is an xmlrpcmsg
			$msg->debug=$this->debug;

			if($method == 'https')
			{
				$r =& $this->sendPayloadHTTPS(
					$msg,
					$this->server,
					$this->port,
					$timeout,
					$this->username,
					$this->password,
					$this->authtype,
					$this->cert,
					$this->certpass,
					$this->cacert,
					$this->cacertdir,
					$this->proxy,
					$this->proxyport,
					$this->proxy_user,
					$this->proxy_pass,
					$this->proxy_authtype,
					$this->keepalive,
					$this->key,
					$this->keypass
				);
			}
			elseif($method == 'http11')
			{
				$r =& $this->sendPayloadCURL(
					$msg,
					$this->server,
					$this->port,
					$timeout,
					$this->username,
					$this->password,
					$this->authtype,
					null,
					null,
					null,
					null,
					$this->proxy,
					$this->proxyport,
					$this->proxy_user,
					$this->proxy_pass,
					$this->proxy_authtype,
					'http',
					$this->keepalive
				);
			}
			else
			{
				$r =& $this->sendPayloadHTTP10(
					$msg,
					$this->server,
					$this->port,
					$timeout,
					$this->username,
					$this->password,
					$this->authtype,
					$this->proxy,
					$this->proxyport,
					$this->proxy_user,
					$this->proxy_pass,
					$this->proxy_authtype
				);
			}

			return $r;
		}

		/**
		* @access private
		*/
		function &sendPayloadHTTP10($msg, $server, $port, $timeout=0,
			$username='', $password='', $authtype=1, $proxyhost='',
			$proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1)
		{
			if($port==0)
			{
				$port=80;
			}

			// Only create the payload if it was not created previously
			if(empty($msg->payload))
			{
				$msg->createPayload($this->request_charset_encoding);
			}

			$payload = $msg->payload;
			// Deflate request body and set appropriate request headers
			if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
			{
				if($this->request_compression == 'gzip')
				{
					$a = @gzencode($msg->payload);
					if($a)
					{
						$payload = $a;
						$encoding_hdr = "Content-Encoding: gzip\r\n";
					}
				}
				else
				{
					$a = @gzdeflate($msg->payload);
					if($a)
					{
						$payload = $a;
						$encoding_hdr = "Content-Encoding: deflate\r\n";
					}
				}
			}
			else
			{
				$encoding_hdr = '';
			}

			// thanks to Grant Rauscher <grant7@firstworld.net>
			// for this
			$credentials='';
			if($username!='')
			{
				$credentials='Authorization: Basic ' . base64_encode($username . ':' . $password) . "\r\n";
				if ($authtype != 1)
				{
					error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported with HTTP 1.0');
				}
			}

			$accepted_encoding = '';
			if(is_array($this->accepted_compression) && count($this->accepted_compression))
			{
				$accepted_encoding = 'Accept-Encoding: ' . implode(', ', $this->accepted_compression) . "\r\n";
			}

			$proxy_credentials = '';
			if($proxyhost)
			{
				if($proxyport == 0)
				{
					$proxyport = 8080;
				}
				$connectserver = $proxyhost;
				$connectport = $proxyport;
				$uri = 'http://'.$server.':'.$port.$this->path;
				if($proxyusername != '')
				{
					if ($proxyauthtype != 1)
					{
						error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported with HTTP 1.0');
					}
					$proxy_credentials = 'Proxy-Authorization: Basic ' . base64_encode($proxyusername.':'.$proxypassword) . "\r\n";
				}
			}
			else
			{
				$connectserver = $server;
				$connectport = $port;
				$uri = $this->path;
			}

			// Cookie generation, as per rfc2965 (version 1 cookies) or
			// netscape's rules (version 0 cookies)
			$cookieheader='';
			foreach ($this->cookies as $name => $cookie)
			{
				if ($cookie['version'])
				{
					$cookieheader .= 'Cookie: $Version="' . $cookie['version'] . '"; ';
					$cookieheader .= $name . '="' . $cookie['value'] . '";';
					if ($cookie['path'])
						$cookieheader .= ' $Path="' . $cookie['path'] . '";';
					if ($cookie['domain'])
						$cookieheader .= ' $Domain="' . $cookie['domain'] . '";';
					if ($cookie['port'])
						$cookieheader .= ' $Port="' . $cookie['domain'] . '";';
					$cookieheader = substr($cookieheader, 0, -1) . "\r\n";
				}
				else
				{
					$cookieheader .= 'Cookie: ' . $name . '=' . $cookie['value'] . "\r\n";
				}
			}

			$op= "POST " . $uri. " HTTP/1.0\r\n" .
				"User-Agent: " . $GLOBALS['xmlrpcName'] . " " . $GLOBALS['xmlrpcVersion'] . "\r\n" .
				"Host: ". $server . "\r\n" .
				$credentials .
				$proxy_credentials .
				$accepted_encoding .
				$encoding_hdr .
				"Accept-Charset: " . implode(',', $this->accepted_charset_encodings) . "\r\n" .
				$cookieheader .
				"Content-Type: " . $msg->content_type . "\r\nContent-Length: " .
				strlen($payload) . "\r\n\r\n" .
				$payload;


			if($this->debug > 1)
			{
				print "<PRE>\n---SENDING---\n" . htmlentities($op) . "\n---END---\n</PRE>";
				// let the client see this now in case http times out...
				flush();
			}

			if($timeout>0)
			{
				$fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr, $timeout);
			}
			else
			{
				$fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr);
			}
			if($fp)
			{
				if($timeout>0 && function_exists('stream_set_timeout'))
				{
					stream_set_timeout($fp, $timeout);
				}
			}
			else
			{
				$this->errstr='Connect error: '.$this->errstr;
				$r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr . ' (' . $this->errno . ')');
				return $r;
			}

			if(!fputs($fp, $op, strlen($op)))
			{
				$this->errstr='Write error';
				$r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr);
				return $r;
			}
			else
			{
				// reset errno and errstr on succesful socket connection
				$this->errstr = '';
			}
			// G. Giunta 2005/10/24: close socket before parsing.
			// should yeld slightly better execution times, and make easier recursive calls (e.g. to follow http redirects)
			//$resp=&$msg->parseResponseFile($fp);
			$ipd='';
			while($data=fread($fp, 32768))
			{
				// shall we check for $data === FALSE?
				// as per the manual, it signals an error
				$ipd.=$data;
			}
			fclose($fp);
			$r =& $msg->parseResponse($ipd, false, $this->return_type);
			return $r;

		}

		/**
		* @access private
		*/
		function &sendPayloadHTTPS($msg, $server, $port, $timeout=0, $username='',
			$password='', $authtype=1, $cert='',$certpass='', $cacert='', $cacertdir='',
			$proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1,
			$keepalive=false, $key='', $keypass='')
		{
			$r =& $this->sendPayloadCURL($msg, $server, $port, $timeout, $username,
				$password, $authtype, $cert, $certpass, $cacert, $cacertdir, $proxyhost, $proxyport,
				$proxyusername, $proxypassword, $proxyauthtype, 'https', $keepalive, $key, $keypass);
			return $r;
		}

		/**
		* Contributed by Justin Miller <justin@voxel.net>
		* Requires curl to be built into PHP
		* NB: CURL versions before 7.11.10 cannot use proxy to talk to https servers!
		* @access private
		*/
		function &sendPayloadCURL($msg, $server, $port, $timeout=0, $username='',
			$password='', $authtype=1, $cert='', $certpass='', $cacert='', $cacertdir='',
			$proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1, $method='https',
			$keepalive=false, $key='', $keypass='')
		{
			if(!function_exists('curl_init'))
			{
				$this->errstr='CURL unavailable on this install';
				$r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_curl'], $GLOBALS['xmlrpcstr']['no_curl']);
				return $r;
			}
			if($method == 'https')
			{
				if(($info = curl_version()) &&
					((is_string($info) && strpos($info, 'OpenSSL') === null) || (is_array($info) && !isset($info['ssl_version']))))
				{
					$this->errstr='SSL unavailable on this install';
					$r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_ssl'], $GLOBALS['xmlrpcstr']['no_ssl']);
					return $r;
				}
			}

			if($port == 0)
			{
				if($method == 'http')
				{
					$port = 80;
				}
				else
				{
					$port = 443;
				}
			}

			// Only create the payload if it was not created previously
			if(empty($msg->payload))
			{
				$msg->createPayload($this->request_charset_encoding);
			}

			// Deflate request body and set appropriate request headers
			$payload = $msg->payload;
			if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
			{
				if($this->request_compression == 'gzip')
				{
					$a = @gzencode($msg->payload);
					if($a)
					{
						$payload = $a;
						$encoding_hdr = "Content-Encoding: gzip";
					}
				}
				else
				{
					$a = @gzdeflate($msg->payload);
					if($a)
					{
						$payload = $a;
						$encoding_hdr = "Content-Encoding: deflate";
					}
				}
			}
			else
			{
				$encoding_hdr = '';
			}

			if($this->debug > 1)
			{
				print "<PRE>\n---SENDING---\n" . htmlentities($payload) . "\n---END---\n</PRE>";
				// let the client see this now in case http times out...
				flush();
			}

			if(!$keepalive || !$this->xmlrpc_curl_handle)
			{
				$curl = curl_init($method . '://' . $server . ':' . $port . $this->path);
				if($keepalive)
				{
					$this->xmlrpc_curl_handle = $curl;
				}
			}
			else
			{
				$curl = $this->xmlrpc_curl_handle;
			}

			// results into variable
			curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);

			if($this->debug)
			{
				curl_setopt($curl, CURLOPT_VERBOSE, 1);
			}
			curl_setopt($curl, CURLOPT_USERAGENT, $GLOBALS['xmlrpcName'].' '.$GLOBALS['xmlrpcVersion']);
			// required for XMLRPC: post the data
			curl_setopt($curl, CURLOPT_POST, 1);
			// the data
			curl_setopt($curl, CURLOPT_POSTFIELDS, $payload);

			// return the header too
			curl_setopt($curl, CURLOPT_HEADER, 1);

			// will only work with PHP >= 5.0
			// NB: if we set an empty string, CURL will add http header indicating
			// ALL methods it is supporting. This is possibly a better option than
			// letting the user tell what curl can / cannot do...
			if(is_array($this->accepted_compression) && count($this->accepted_compression))
			{
				//curl_setopt($curl, CURLOPT_ENCODING, implode(',', $this->accepted_compression));
				// empty string means 'any supported by CURL' (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
				curl_setopt($curl, CURLOPT_ENCODING, '');
			}
			// extra headers
			$headers = array('Content-Type: ' . $msg->content_type , 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings));
			// if no keepalive is wanted, let the server know it in advance
			if(!$keepalive)
			{
				$headers[] = 'Connection: close';
			}
			// request compression header
			if($encoding_hdr)
			{
				$headers[] = $encoding_hdr;
			}

			curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
			// timeout is borked
			if($timeout)
			{
				curl_setopt($curl, CURLOPT_TIMEOUT, $timeout == 1 ? 1 : $timeout - 1);
			}

			if($username && $password)
			{
				curl_setopt($curl, CURLOPT_USERPWD,"$username:$password");
				if (defined('CURLOPT_HTTPAUTH'))
				{
					curl_setopt($curl, CURLOPT_HTTPAUTH, $authtype);
				}
				else if ($authtype != 1)
				{
					error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported by the current PHP/curl install');
				}
			}

			if($method == 'https')
			{
				// set cert file
				if($cert)
				{
					curl_setopt($curl, CURLOPT_SSLCERT, $cert);
				}
				// set cert password
				if($certpass)
				{
					curl_setopt($curl, CURLOPT_SSLCERTPASSWD, $certpass);
				}
				// whether to verify remote host's cert
				curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, $this->verifypeer);
				// set ca certificates file/dir
				if($cacert)
				{
					curl_setopt($curl, CURLOPT_CAINFO, $cacert);
				}
				if($cacertdir)
				{
					curl_setopt($curl, CURLOPT_CAPATH, $cacertdir);
				}
				// set key file (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
				if($key)
				{
					curl_setopt($curl, CURLOPT_SSLKEY, $key);
				}
				// set key password (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
				if($keypass)
				{
					curl_setopt($curl, CURLOPT_SSLKEYPASSWD, $keypass);
				}
				// whether to verify cert's common name (CN); 0 for no, 1 to verify that it exists, and 2 to verify that it matches the hostname used
				curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, $this->verifyhost);
			}

			// proxy info
			if($proxyhost)
			{
				if($proxyport == 0)
				{
					$proxyport = 8080; // NB: even for HTTPS, local connection is on port 8080
				}
				curl_setopt($curl, CURLOPT_PROXY,$proxyhost.':'.$proxyport);
				//curl_setopt($curl, CURLOPT_PROXYPORT,$proxyport);
				if($proxyusername)
				{
					curl_setopt($curl, CURLOPT_PROXYUSERPWD, $proxyusername.':'.$proxypassword);
					if (defined('CURLOPT_PROXYAUTH'))
					{
						curl_setopt($curl, CURLOPT_PROXYAUTH, $proxyauthtype);
					}
					else if ($proxyauthtype != 1)
					{
						error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported by the current PHP/curl install');
					}
				}
			}

			// NB: should we build cookie http headers by hand rather than let CURL do it?
			// the following code does not honour 'expires', 'path' and 'domain' cookie attributes
			// set to clint obj the the user...
			if (count($this->cookies))
			{
				$cookieheader = '';
				foreach ($this->cookies as $name => $cookie)
				{
					$cookieheader .= $name . '=' . $cookie['value'] . ', ';
				}
				curl_setopt($curl, CURLOPT_COOKIE, substr($cookieheader, 0, -2));
			}

			$result = curl_exec($curl);

			if(!$result)
			{
				$this->errstr='no response';
				$resp=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl));
				if(!$keepalive)
				{
					curl_close($curl);
				}
			}
			else
			{
				if(!$keepalive)
				{
					curl_close($curl);
				}
				$resp =& $msg->parseResponse($result, true, $this->return_type);
			}
			return $resp;
		}

		/**
		* Send an array of request messages and return an array of responses.
		* Unless $this->no_multicall has been set to true, it will try first
		* to use one single xmlrpc call to server method system.multicall, and
		* revert to sending many successive calls in case of failure.
		* This failure is also stored in $this->no_multicall for subsequent calls.
		* Unfortunately, there is no server error code universally used to denote
		* the fact that multicall is unsupported, so there is no way to reliably
		* distinguish between that and a temporary failure.
		* If you are sure that server supports multicall and do not want to
		* fallback to using many single calls, set the fourth parameter to FALSE.
		*
		* NB: trying to shoehorn extra functionality into existing syntax has resulted
		* in pretty much convoluted code...
		*
		* @access public
		* @param array $msgs an array of xmlrpcmsg objects
		* @param integer $timeout connection timeout (in seconds)
		* @param string $method the http protocol variant to be used
		* @param boolen fallback When true, upon receiveing an error during multicall, multiple single calls will be attempted
		*/
		function multicall($msgs, $timeout=0, $method='http', $fallback=true)
		{
			if(!$this->no_multicall)
			{
				$results = $this->_try_multicall($msgs, $timeout, $method);
				if(is_array($results))
	…