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3777 lines
112 KiB
PHP
3777 lines
112 KiB
PHP
<?php
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// by Edd Dumbill (C) 1999-2002
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// <edd@usefulinc.com>
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// $Id: xmlrpc.inc,v 1.174 2009/03/16 19:36:38 ggiunta Exp $
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// Copyright (c) 1999,2000,2002 Edd Dumbill.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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//
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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//
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// * Neither the name of the "XML-RPC for PHP" nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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// REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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// OF THE POSSIBILITY OF SUCH DAMAGE.
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if(!function_exists('xml_parser_create'))
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{
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// For PHP 4 onward, XML functionality is always compiled-in on windows:
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// no more need to dl-open it. It might have been compiled out on *nix...
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if(strtoupper(substr(PHP_OS, 0, 3) != 'WIN'))
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{
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dl('xml.so');
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}
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}
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// G. Giunta 2005/01/29: declare global these variables,
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// so that xmlrpc.inc will work even if included from within a function
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// Milosch: 2005/08/07 - explicitly request these via $GLOBALS where used.
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$GLOBALS['xmlrpcI4']='i4';
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$GLOBALS['xmlrpcInt']='int';
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$GLOBALS['xmlrpcBoolean']='boolean';
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$GLOBALS['xmlrpcDouble']='double';
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$GLOBALS['xmlrpcString']='string';
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$GLOBALS['xmlrpcDateTime']='dateTime.iso8601';
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$GLOBALS['xmlrpcBase64']='base64';
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$GLOBALS['xmlrpcArray']='array';
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$GLOBALS['xmlrpcStruct']='struct';
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$GLOBALS['xmlrpcValue']='undefined';
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$GLOBALS['xmlrpcTypes']=array(
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$GLOBALS['xmlrpcI4'] => 1,
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$GLOBALS['xmlrpcInt'] => 1,
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$GLOBALS['xmlrpcBoolean'] => 1,
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$GLOBALS['xmlrpcString'] => 1,
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$GLOBALS['xmlrpcDouble'] => 1,
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$GLOBALS['xmlrpcDateTime'] => 1,
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$GLOBALS['xmlrpcBase64'] => 1,
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$GLOBALS['xmlrpcArray'] => 2,
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$GLOBALS['xmlrpcStruct'] => 3
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);
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$GLOBALS['xmlrpc_valid_parents'] = array(
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'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT'),
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'BOOLEAN' => array('VALUE'),
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'I4' => array('VALUE'),
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'INT' => array('VALUE'),
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'STRING' => array('VALUE'),
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'DOUBLE' => array('VALUE'),
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'DATETIME.ISO8601' => array('VALUE'),
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'BASE64' => array('VALUE'),
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'MEMBER' => array('STRUCT'),
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'NAME' => array('MEMBER'),
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'DATA' => array('ARRAY'),
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'ARRAY' => array('VALUE'),
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'STRUCT' => array('VALUE'),
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'PARAM' => array('PARAMS'),
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'METHODNAME' => array('METHODCALL'),
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'PARAMS' => array('METHODCALL', 'METHODRESPONSE'),
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'FAULT' => array('METHODRESPONSE'),
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'NIL' => array('VALUE'), // only used when extension activated
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'EX:NIL' => array('VALUE') // only used when extension activated
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);
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// define extra types for supporting NULL (useful for json or <NIL/>)
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$GLOBALS['xmlrpcNull']='null';
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$GLOBALS['xmlrpcTypes']['null']=1;
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// Not in use anymore since 2.0. Shall we remove it?
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/// @deprecated
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$GLOBALS['xmlEntities']=array(
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'amp' => '&',
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'quot' => '"',
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'lt' => '<',
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'gt' => '>',
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'apos' => "'"
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);
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// tables used for transcoding different charsets into us-ascii xml
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$GLOBALS['xml_iso88591_Entities']=array();
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$GLOBALS['xml_iso88591_Entities']['in'] = array();
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$GLOBALS['xml_iso88591_Entities']['out'] = array();
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for ($i = 0; $i < 32; $i++)
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{
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$GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
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$GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';';
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}
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for ($i = 160; $i < 256; $i++)
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{
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$GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
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$GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';';
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}
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/// @todo add to iso table the characters from cp_1252 range, i.e. 128 to 159?
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/// These will NOT be present in true ISO-8859-1, but will save the unwary
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/// windows user from sending junk (though no luck when reciving them...)
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/*
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$GLOBALS['xml_cp1252_Entities']=array();
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for ($i = 128; $i < 160; $i++)
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{
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$GLOBALS['xml_cp1252_Entities']['in'][] = chr($i);
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}
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$GLOBALS['xml_cp1252_Entities']['out'] = array(
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'€', '?', '‚', 'ƒ',
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'„', '…', '†', '‡',
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'ˆ', '‰', 'Š', '‹',
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'Œ', '?', 'Ž', '?',
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'?', '‘', '’', '“',
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'”', '•', '–', '—',
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'˜', '™', 'š', '›',
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'œ', '?', 'ž', 'Ÿ'
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);
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*/
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$GLOBALS['xmlrpcerr'] = array(
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'unknown_method'=>1,
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'invalid_return'=>2,
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'incorrect_params'=>3,
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'introspect_unknown'=>4,
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'http_error'=>5,
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'no_data'=>6,
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'no_ssl'=>7,
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'curl_fail'=>8,
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'invalid_request'=>15,
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'no_curl'=>16,
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'server_error'=>17,
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'multicall_error'=>18,
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'multicall_notstruct'=>9,
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'multicall_nomethod'=>10,
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'multicall_notstring'=>11,
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'multicall_recursion'=>12,
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'multicall_noparams'=>13,
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'multicall_notarray'=>14,
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'cannot_decompress'=>103,
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'decompress_fail'=>104,
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'dechunk_fail'=>105,
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'server_cannot_decompress'=>106,
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'server_decompress_fail'=>107
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);
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$GLOBALS['xmlrpcstr'] = array(
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'unknown_method'=>'Unknown method',
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'invalid_return'=>'Invalid return payload: enable debugging to examine incoming payload',
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'incorrect_params'=>'Incorrect parameters passed to method',
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'introspect_unknown'=>"Can't introspect: method unknown",
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'http_error'=>"Didn't receive 200 OK from remote server.",
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'no_data'=>'No data received from server.',
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'no_ssl'=>'No SSL support compiled in.',
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'curl_fail'=>'CURL error',
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'invalid_request'=>'Invalid request payload',
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'no_curl'=>'No CURL support compiled in.',
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'server_error'=>'Internal server error',
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'multicall_error'=>'Received from server invalid multicall response',
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'multicall_notstruct'=>'system.multicall expected struct',
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'multicall_nomethod'=>'missing methodName',
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'multicall_notstring'=>'methodName is not a string',
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'multicall_recursion'=>'recursive system.multicall forbidden',
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'multicall_noparams'=>'missing params',
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'multicall_notarray'=>'params is not an array',
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'cannot_decompress'=>'Received from server compressed HTTP and cannot decompress',
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'decompress_fail'=>'Received from server invalid compressed HTTP',
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'dechunk_fail'=>'Received from server invalid chunked HTTP',
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'server_cannot_decompress'=>'Received from client compressed HTTP request and cannot decompress',
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'server_decompress_fail'=>'Received from client invalid compressed HTTP request'
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);
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// The charset encoding used by the server for received messages and
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// by the client for received responses when received charset cannot be determined
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// or is not supported
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$GLOBALS['xmlrpc_defencoding']='UTF-8';
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// The encoding used internally by PHP.
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// String values received as xml will be converted to this, and php strings will be converted to xml
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// as if having been coded with this
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$GLOBALS['xmlrpc_internalencoding']='ISO-8859-1';
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$GLOBALS['xmlrpcName']='XML-RPC for PHP';
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$GLOBALS['xmlrpcVersion']='3.0.0.beta';
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// let user errors start at 800
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$GLOBALS['xmlrpcerruser']=800;
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// let XML parse errors start at 100
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$GLOBALS['xmlrpcerrxml']=100;
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// formulate backslashes for escaping regexp
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// Not in use anymore since 2.0. Shall we remove it?
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/// @deprecated
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$GLOBALS['xmlrpc_backslash']=chr(92).chr(92);
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// set to TRUE to enable correct decoding of <NIL/> and <EX:NIL/> values
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$GLOBALS['xmlrpc_null_extension']=false;
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// set to TRUE to enable encoding of php NULL values to <EX:NIL/> instead of <NIL/>
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$GLOBALS['xmlrpc_null_apache_encoding']=false;
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// used to store state during parsing
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// quick explanation of components:
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// ac - used to accumulate values
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// isf - used to indicate a parsing fault (2) or xmlrpcresp fault (1)
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// isf_reason - used for storing xmlrpcresp fault string
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// lv - used to indicate "looking for a value": implements
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// the logic to allow values with no types to be strings
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// params - used to store parameters in method calls
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// method - used to store method name
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// stack - array with genealogy of xml elements names:
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// used to validate nesting of xmlrpc elements
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$GLOBALS['_xh']=null;
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/**
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* Convert a string to the correct XML representation in a target charset
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* To help correct communication of non-ascii chars inside strings, regardless
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* of the charset used when sending requests, parsing them, sending responses
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* and parsing responses, an option is to convert all non-ascii chars present in the message
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* into their equivalent 'charset entity'. Charset entities enumerated this way
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* are independent of the charset encoding used to transmit them, and all XML
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* parsers are bound to understand them.
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* Note that in the std case we are not sending a charset encoding mime type
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* along with http headers, so we are bound by RFC 3023 to emit strict us-ascii.
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*
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* @todo do a bit of basic benchmarking (strtr vs. str_replace)
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* @todo make usage of iconv() or recode_string() or mb_string() where available
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*/
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function xmlrpc_encode_entitites($data, $src_encoding='', $dest_encoding='')
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{
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if ($src_encoding == '')
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{
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// lame, but we know no better...
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$src_encoding = $GLOBALS['xmlrpc_internalencoding'];
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}
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switch(strtoupper($src_encoding.'_'.$dest_encoding))
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{
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case 'ISO-8859-1_':
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case 'ISO-8859-1_US-ASCII':
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$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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$escaped_data = str_replace($GLOBALS['xml_iso88591_Entities']['in'], $GLOBALS['xml_iso88591_Entities']['out'], $escaped_data);
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break;
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case 'ISO-8859-1_UTF-8':
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$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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$escaped_data = utf8_encode($escaped_data);
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break;
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case 'ISO-8859-1_ISO-8859-1':
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case 'US-ASCII_US-ASCII':
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case 'US-ASCII_UTF-8':
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case 'US-ASCII_':
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case 'US-ASCII_ISO-8859-1':
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case 'UTF-8_UTF-8':
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//case 'CP1252_CP1252':
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$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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break;
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case 'UTF-8_':
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case 'UTF-8_US-ASCII':
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case 'UTF-8_ISO-8859-1':
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// NB: this will choke on invalid UTF-8, going most likely beyond EOF
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$escaped_data = '';
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// be kind to users creating string xmlrpcvals out of different php types
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$data = (string) $data;
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$ns = strlen ($data);
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for ($nn = 0; $nn < $ns; $nn++)
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{
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$ch = $data[$nn];
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$ii = ord($ch);
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//1 7 0bbbbbbb (127)
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if ($ii < 128)
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{
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/// @todo shall we replace this with a (supposedly) faster str_replace?
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switch($ii){
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case 34:
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$escaped_data .= '"';
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break;
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case 38:
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$escaped_data .= '&';
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break;
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case 39:
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$escaped_data .= ''';
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break;
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case 60:
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$escaped_data .= '<';
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break;
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case 62:
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$escaped_data .= '>';
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break;
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default:
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$escaped_data .= $ch;
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} // switch
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}
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//2 11 110bbbbb 10bbbbbb (2047)
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else if ($ii>>5 == 6)
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{
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$b1 = ($ii & 31);
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$ii = ord($data[$nn+1]);
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$b2 = ($ii & 63);
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$ii = ($b1 * 64) + $b2;
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$ent = sprintf ('&#%d;', $ii);
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$escaped_data .= $ent;
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$nn += 1;
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}
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//3 16 1110bbbb 10bbbbbb 10bbbbbb
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else if ($ii>>4 == 14)
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{
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$b1 = ($ii & 15);
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$ii = ord($data[$nn+1]);
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$b2 = ($ii & 63);
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$ii = ord($data[$nn+2]);
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$b3 = ($ii & 63);
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$ii = ((($b1 * 64) + $b2) * 64) + $b3;
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$ent = sprintf ('&#%d;', $ii);
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$escaped_data .= $ent;
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$nn += 2;
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}
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//4 21 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
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else if ($ii>>3 == 30)
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{
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$b1 = ($ii & 7);
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$ii = ord($data[$nn+1]);
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$b2 = ($ii & 63);
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$ii = ord($data[$nn+2]);
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$b3 = ($ii & 63);
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$ii = ord($data[$nn+3]);
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$b4 = ($ii & 63);
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$ii = ((((($b1 * 64) + $b2) * 64) + $b3) * 64) + $b4;
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$ent = sprintf ('&#%d;', $ii);
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$escaped_data .= $ent;
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$nn += 3;
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}
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}
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break;
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/*
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case 'CP1252_':
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case 'CP1252_US-ASCII':
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$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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$escaped_data = str_replace($GLOBALS['xml_iso88591_Entities']['in'], $GLOBALS['xml_iso88591_Entities']['out'], $escaped_data);
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$escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data);
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break;
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case 'CP1252_UTF-8':
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$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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/// @todo we could use real UTF8 chars here instead of xml entities... (note that utf_8 encode all allone will NOT convert them)
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$escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data);
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$escaped_data = utf8_encode($escaped_data);
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break;
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case 'CP1252_ISO-8859-1':
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$escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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// we might as well replave all funky chars with a '?' here, but we are kind and leave it to the receiving application layer to decide what to do with these weird entities...
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$escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data);
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break;
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*/
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default:
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$escaped_data = '';
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error_log("Converting from $src_encoding to $dest_encoding: not supported...");
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}
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return $escaped_data;
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}
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/// xml parser handler function for opening element tags
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function xmlrpc_se($parser, $name, $attrs, $accept_single_vals=false)
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{
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// if invalid xmlrpc already detected, skip all processing
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if ($GLOBALS['_xh']['isf'] < 2)
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{
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// check for correct element nesting
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// top level element can only be of 2 types
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/// @todo optimization creep: save this check into a bool variable, instead of using count() every time:
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/// there is only a single top level element in xml anyway
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if (count($GLOBALS['_xh']['stack']) == 0)
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{
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if ($name != 'METHODRESPONSE' && $name != 'METHODCALL' && (
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$name != 'VALUE' && !$accept_single_vals))
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{
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$GLOBALS['_xh']['isf'] = 2;
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$GLOBALS['_xh']['isf_reason'] = 'missing top level xmlrpc element';
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return;
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}
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else
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{
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$GLOBALS['_xh']['rt'] = strtolower($name);
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$GLOBALS['_xh']['rt'] = strtolower($name);
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}
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}
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else
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{
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// not top level element: see if parent is OK
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$parent = end($GLOBALS['_xh']['stack']);
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if (!array_key_exists($name, $GLOBALS['xmlrpc_valid_parents']) || !in_array($parent, $GLOBALS['xmlrpc_valid_parents'][$name]))
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{
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$GLOBALS['_xh']['isf'] = 2;
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$GLOBALS['_xh']['isf_reason'] = "xmlrpc element $name cannot be child of $parent";
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return;
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}
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}
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switch($name)
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{
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// optimize for speed switch cases: most common cases first
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case 'VALUE':
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/// @todo we could check for 2 VALUE elements inside a MEMBER or PARAM element
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$GLOBALS['_xh']['vt']='value'; // indicator: no value found yet
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$GLOBALS['_xh']['ac']='';
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$GLOBALS['_xh']['lv']=1;
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$GLOBALS['_xh']['php_class']=null;
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break;
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case 'I4':
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case 'INT':
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case 'STRING':
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case 'BOOLEAN':
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case 'DOUBLE':
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case 'DATETIME.ISO8601':
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case 'BASE64':
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if ($GLOBALS['_xh']['vt']!='value')
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{
|
|
//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;
|
|
}
|
|
$GLOBALS['_xh']['ac']=''; // reset the accumulator
|
|
break;
|
|
case 'STRUCT':
|
|
case 'ARRAY':
|
|
if ($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;
|
|
}
|
|
// 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;
|
|
$GLOBALS['_xh']['vt']='data'; // be prepared for a data element next
|
|
break;
|
|
case 'DATA':
|
|
if ($GLOBALS['_xh']['vt']!='data')
|
|
{
|
|
//two data elements inside a value: an error occurred!
|
|
$GLOBALS['_xh']['isf'] = 2;
|
|
$GLOBALS['_xh']['isf_reason'] = "found two data elements inside an array element";
|
|
return;
|
|
}
|
|
case 'METHODCALL':
|
|
case 'METHODRESPONSE':
|
|
case 'PARAMS':
|
|
// valid elements that add little to processing
|
|
break;
|
|
case 'METHODNAME':
|
|
case 'NAME':
|
|
/// @todo we could check for 2 NAME elements inside a MEMBER element
|
|
$GLOBALS['_xh']['ac']='';
|
|
break;
|
|
case 'FAULT':
|
|
$GLOBALS['_xh']['isf']=1;
|
|
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
|
|
$GLOBALS['_xh']['vt']=null;
|
|
break;
|
|
case 'NIL':
|
|
case 'EX:NIL':
|
|
if ($GLOBALS['xmlrpc_null_extension'])
|
|
{
|
|
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;
|
|
}
|
|
// we do not support the <NIL/> extension, so
|
|
// drop through intentionally
|
|
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'][] = $name;
|
|
|
|
/// @todo optimization creep: move this inside the big switch() above
|
|
if($name!='VALUE')
|
|
{
|
|
$GLOBALS['_xh']['lv']=0;
|
|
}
|
|
}
|
|
}
|
|
|
|
/// Used in decoding xml chunks that might represent single xmlrpc values
|
|
function xmlrpc_se_any($parser, $name, $attrs)
|
|
{
|
|
xmlrpc_se($parser, $name, $attrs, true);
|
|
}
|
|
|
|
/// xml parser handler function for close element tags
|
|
function xmlrpc_ee($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($name)
|
|
{
|
|
case 'VALUE':
|
|
// This if() detects if no scalar was inside <VALUE></VALUE>
|
|
if ($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 'BOOLEAN':
|
|
case 'I4':
|
|
case 'INT':
|
|
case 'STRING':
|
|
case 'DOUBLE':
|
|
case 'DATETIME.ISO8601':
|
|
case 'BASE64':
|
|
$GLOBALS['_xh']['vt']=strtolower($name);
|
|
/// @todo: optimization creep - remove the if/elseif cycle below
|
|
/// since the case() in which we are already did that
|
|
if ($name=='STRING')
|
|
{
|
|
$GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
|
|
}
|
|
elseif ($name=='DATETIME.ISO8601')
|
|
{
|
|
if (!preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $GLOBALS['_xh']['ac']))
|
|
{
|
|
error_log('XML-RPC: invalid value received in DATETIME: '.$GLOBALS['_xh']['ac']);
|
|
}
|
|
$GLOBALS['_xh']['vt']=$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($GLOBALS['_xh']['ac'], 'false') != 0)
|
|
error_log('XML-RPC: invalid value received in BOOLEAN: '.$GLOBALS['_xh']['ac']);
|
|
$GLOBALS['_xh']['value']=false;
|
|
}
|
|
}
|
|
elseif ($name=='DOUBLE')
|
|
{
|
|
// we have a DOUBLE
|
|
// we must check that only 0123456789-.<space> are characters here
|
|
// NOTE: regexp could be much stricter than this...
|
|
if (!preg_match('/^[+-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 (!preg_match('/^[+-]?[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 'NAME':
|
|
$GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name'] = $GLOBALS['_xh']['ac'];
|
|
break;
|
|
case 'MEMBER':
|
|
//$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?
|
|
$GLOBALS['_xh']['vt']=null; // reset this to check for 2 data elements in a row - even if they're empty
|
|
break;
|
|
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'] = $curr_val['php_class'];
|
|
}
|
|
break;
|
|
case 'PARAM':
|
|
// add to array of params the current value,
|
|
// unless no VALUE was found
|
|
if ($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']=preg_replace('/^[\n\r\t ]+/', '', $GLOBALS['_xh']['ac']);
|
|
break;
|
|
case 'NIL':
|
|
case 'EX:NIL':
|
|
if ($GLOBALS['xmlrpc_null_extension'])
|
|
{
|
|
$GLOBALS['_xh']['vt']='null';
|
|
$GLOBALS['_xh']['value']=null;
|
|
$GLOBALS['_xh']['lv']=3;
|
|
break;
|
|
}
|
|
// drop through intentionally if nil extension not enabled
|
|
case 'PARAMS':
|
|
case 'FAULT':
|
|
case 'METHODCALL':
|
|
case 'METHORESPONSE':
|
|
break;
|
|
default:
|
|
// End of INVALID ELEMENT!
|
|
// shall we add an assert here for unreachable code???
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/// Used in decoding xmlrpc requests/responses without rebuilding xmlrpc values
|
|
function xmlrpc_ee_fast($parser, $name)
|
|
{
|
|
xmlrpc_ee($parser, $name, false);
|
|
}
|
|
|
|
/// xml parser handler function for character data
|
|
function xmlrpc_cd($parser, $data)
|
|
{
|
|
// skip processing if xml fault already detected
|
|
if ($GLOBALS['_xh']['isf'] < 2)
|
|
{
|
|
// "lookforvalue==3" means that we've found an entire value
|
|
// and should discard any further character data
|
|
if($GLOBALS['_xh']['lv']!=3)
|
|
{
|
|
// G. Giunta 2006-08-23: useless change of 'lv' from 1 to 2
|
|
//if($GLOBALS['_xh']['lv']==1)
|
|
//{
|
|
// if we've found text and we're just in a <value> then
|
|
// say we've found a value
|
|
//$GLOBALS['_xh']['lv']=2;
|
|
//}
|
|
// we always initialize the accumulator before starting parsing, anyway...
|
|
//if(!@isset($GLOBALS['_xh']['ac']))
|
|
//{
|
|
// $GLOBALS['_xh']['ac'] = '';
|
|
//}
|
|
$GLOBALS['_xh']['ac'].=$data;
|
|
}
|
|
}
|
|
}
|
|
|
|
/// xml parser handler function for 'other stuff', ie. not char data or
|
|
/// element start/end tag. In fact it only gets called on unknown entities...
|
|
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) == ';')
|
|
{
|
|
// G. Giunta 2006-08-25: useless change of 'lv' from 1 to 2
|
|
//if($GLOBALS['_xh']['lv']==1)
|
|
//{
|
|
// $GLOBALS['_xh']['lv']=2;
|
|
//}
|
|
$GLOBALS['_xh']['ac'].=$data;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
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();
|
|
var $extracurlopts=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';
|
|
/**
|
|
* Sent to servers in http headers
|
|
*/
|
|
var $user_agent;
|
|
|
|
/**
|
|
* @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'];
|
|
$path = isset($parts['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
|
|
$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');
|
|
|
|
// initialize user_agent string
|
|
$this->user_agent = $GLOBALS['xmlrpcName'] . ' ' . $GLOBALS['xmlrpcVersion'];
|
|
}
|
|
|
|
/**
|
|
* Enables/disables the echoing to screen of the xmlrpc responses received
|
|
* @param integer $debug values 0, 1 and 2 are supported (2 = echo sent msg too, before received response)
|
|
* @access public
|
|
*/
|
|
function setDebug($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->cacertdir = $cacert;
|
|
}
|
|
else
|
|
{
|
|
$this->cacert = $cacert;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Set attributes for SSL communication: private SSL key
|
|
* NB: does not work in older php/curl installs
|
|
* Thanks to Daniel Convissor
|
|
* @param string $key The name of a file containing a private SSL key
|
|
* @param string $keypass The secret password needed to use the private SSL key
|
|
* @access public
|
|
*/
|
|
function setKey($key, $keypass)
|
|
{
|
|
$this->key = $key;
|
|
$this->keypass = $keypass;
|
|
}
|
|
|
|
/**
|
|
* Set attributes for SSL communication: verify server certificate
|
|
* @param bool $i enable/disable verification of peer certificate
|
|
* @access public
|
|
*/
|
|
function setSSLVerifyPeer($i)
|
|
{
|
|
$this->verifypeer = $i;
|
|
}
|
|
|
|
/**
|
|
* Set attributes for SSL communication: verify match of server cert w. hostname
|
|
* @param int $i
|
|
* @access public
|
|
*/
|
|
function setSSLVerifyHost($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 $proxyauthtype set to constant CURLAUTH_NTLM to use NTLM auth with proxy
|
|
* @access public
|
|
*/
|
|
function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 1)
|
|
{
|
|
$this->proxy = $proxyhost;
|
|
$this->proxyport = $proxyport;
|
|
$this->proxy_user = $proxyusername;
|
|
$this->proxy_pass = $proxypassword;
|
|
$this->proxy_authtype = $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 int $port
|
|
* @access public
|
|
*
|
|
* @todo check correctness of urlencoding cookie value (copied from php way of doing it...)
|
|
*/
|
|
function setCookie($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;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Directly set cURL options, for extra flexibility
|
|
* It allows eg. to bind client to a specific IP interface / address
|
|
* @param $options array
|
|
*/
|
|
function SetCurlOptions( $options )
|
|
{
|
|
$this->extracurlopts = $options;
|
|
}
|
|
|
|
/**
|
|
* Set user-agent string that will be used by this client instance
|
|
* in http headers sent to the server
|
|
*/
|
|
function SetUserAgent( $agentstring )
|
|
{
|
|
$this->user_agent = $agentstring;
|
|
}
|
|
|
|
/**
|
|
* 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 $method if left unspecified, the http protocol chosen during creation of the object will be used
|
|
* @return xmlrpcresp
|
|
* @access public
|
|
*/
|
|
function& send($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')
|
|
{
|
|
$a = @gzencode($payload);
|
|
if($a)
|
|
{
|
|
$payload = $a;
|
|
$encoding_hdr = "Content-Encoding: gzip\r\n";
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$a = @gzcompress($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: '.__METHOD__.': 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: '.__METHOD__.': 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)
|
|
$cookieheader='';
|
|
if (count($this->cookies))
|
|
{
|
|
$version = '';
|
|
foreach ($this->cookies as $name => $cookie)
|
|
{
|
|
if ($cookie['version'])
|
|
{
|
|
$version = ' $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['port'] . '";';
|
|
}
|
|
else
|
|
{
|
|
$cookieheader .= ' ' . $name . '=' . $cookie['value'] . ";";
|
|
}
|
|
}
|
|
$cookieheader = 'Cookie:' . $version . substr($cookieheader, 0, -1) . "\r\n";
|
|
}
|
|
|
|
$op= 'POST ' . $uri. " HTTP/1.0\r\n" .
|
|
'User-Agent: ' . $this->user_agent . "\r\n" .
|
|
'Host: '. $server . ':' . $port . "\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)))
|
|
{
|
|
fclose($fp);
|
|
$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)
|
|
$ipd='';
|
|
do
|
|
{
|
|
// shall we check for $data === FALSE?
|
|
// as per the manual, it signals an error
|
|
$ipd.=fread($fp, 32768);
|
|
} while(!feof($fp));
|
|
fclose($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')
|
|
{
|
|
$a = @gzencode($payload);
|
|
if($a)
|
|
{
|
|
$payload = $a;
|
|
$encoding_hdr = 'Content-Encoding: gzip';
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$a = @gzcompress($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, $this->user_agent);
|
|
|
|
// required for XMLRPC: post the data
|
|
curl_setopt($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(',', $this->accepted_compression));
|
|
// empty string means 'any supported by CURL' (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
|
|
if (count($this->accepted_compression) == 1)
|
|
{
|
|
curl_setopt($curl, CURLOPT_ENCODING, $this->accepted_compression[0]);
|
|
}
|
|
else
|
|
curl_setopt($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: '.__METHOD__.': 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: '.__METHOD__.': 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 client 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($cookieheader, 0, -2));
|
|
}
|
|
|
|
foreach ($this->extracurlopts as $opt => $val)
|
|
{
|
|
curl_setopt($curl, $opt, $val);
|
|
}
|
|
|
|
$result = curl_exec($curl);
|
|
|
|
if ($this->debug > 1)
|
|
{
|
|
print "<PRE>\n---CURL INFO---\n";
|
|
foreach(curl_getinfo($curl) as $name => $val)
|
|
print $name . ': ' . htmlentities($val). "\n";
|
|
print "---END---\n</PRE>";
|
|
}
|
|
|
|
if(!$result) /// @todo we should use a better check here - what if we get back '' or '0'?
|
|
{
|
|
$this->errstr='no response';
|
|
$resp=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl));
|
|
curl_close($curl);
|
|
if($keepalive)
|
|
{
|
|
$this->xmlrpc_curl_handle = null;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(!$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...
|
|
*
|
|
* @param array $msgs an array of xmlrpcmsg objects
|
|
* @param integer $timeout connection timeout (in seconds)
|
|
* @param string $method the http protocol variant to be used
|
|
* @param boolean fallback When true, upon receiveing an error during multicall, multiple single calls will be attempted
|
|
* @return array
|
|
* @access public
|
|
*/
|
|
function multicall($msgs, $timeout=0, $method='', $fallback=true)
|
|
{
|
|
if ($method == '')
|
|
{
|
|
$method = $this->method;
|
|
}
|
|
if(!$this->no_multicall)
|
|
{
|
|
$results = $this->_try_multicall($msgs, $timeout, $method);
|
|
if(is_array($results))
|
|
{
|
|
// System.multicall succeeded
|
|
return $results;
|
|
}
|
|
else
|
|
{
|
|
// either system.multicall is unsupported by server,
|
|
// or call failed for some other reason.
|
|
if ($fallback)
|
|
{
|
|
// Don't try it next time...
|
|
$this->no_multicall = true;
|
|
}
|
|
else
|
|
{
|
|
if (is_a($results, 'xmlrpcresp'))
|
|
{
|
|
$result = $results;
|
|
}
|
|
else
|
|
{
|
|
$result = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['multicall_error'], $GLOBALS['xmlrpcstr']['multicall_error']);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// override fallback, in case careless user tries to do two
|
|
// opposite things at the same time
|
|
$fallback = true;
|
|
}
|
|
|
|
$results = array();
|
|
if ($fallback)
|
|
{
|
|
// system.multicall is (probably) unsupported by server:
|
|
// emulate multicall via multiple requests
|
|
foreach($msgs as $msg)
|
|
{
|
|
$results[] =& $this->send($msg, $timeout, $method);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// user does NOT want to fallback on many single calls:
|
|
// since we should always return an array of responses,
|
|
// return an array with the same error repeated n times
|
|
foreach($msgs as $msg)
|
|
{
|
|
$results[] = $result;
|
|
}
|
|
}
|
|
return $results;
|
|
}
|
|
|
|
/**
|
|
* Attempt to boxcar $msgs via system.multicall.
|
|
* Returns either an array of xmlrpcreponses, an xmlrpc error response
|
|
* or false (when received response does not respect valid multicall syntax)
|
|
* @access private
|
|
*/
|
|
function _try_multicall($msgs, $timeout, $method)
|
|
{
|
|
// Construct multicall message
|
|
$calls = array();
|
|
foreach($msgs as $msg)
|
|
{
|
|
$call['methodName'] = new xmlrpcval($msg->method(),'string');
|
|
$numParams = $msg->getNumParams();
|
|
$params = array();
|
|
for($i = 0; $i < $numParams; $i++)
|
|
{
|
|
$params[$i] = $msg->getParam($i);
|
|
}
|
|
$call['params'] = new xmlrpcval($params, 'array');
|
|
$calls[] = new xmlrpcval($call, 'struct');
|
|
}
|
|
$multicall = new xmlrpcmsg('system.multicall');
|
|
$multicall->addParam(new xmlrpcval($calls, 'array'));
|
|
|
|
// Attempt RPC call
|
|
$result =& $this->send($multicall, $timeout, $method);
|
|
|
|
if($result->faultCode() != 0)
|
|
{
|
|
// call to system.multicall failed
|
|
return $result;
|
|
}
|
|
|
|
// Unpack responses.
|
|
$rets = $result->value();
|
|
|
|
if ($this->return_type == 'xml')
|
|
{
|
|
return $rets;
|
|
}
|
|
else if ($this->return_type == 'phpvals')
|
|
{
|
|
///@todo test this code branch...
|
|
$rets = $result->value();
|
|
if(!is_array($rets))
|
|
{
|
|
return false; // bad return type from system.multicall
|
|
}
|
|
$numRets = count($rets);
|
|
if($numRets != count($msgs))
|
|
{
|
|
return false; // wrong number of return values.
|
|
}
|
|
|
|
$response = array();
|
|
for($i = 0; $i < $numRets; $i++)
|
|
{
|
|
$val = $rets[$i];
|
|
if (!is_array($val)) {
|
|
return false;
|
|
}
|
|
switch(count($val))
|
|
{
|
|
case 1:
|
|
if(!isset($val[0]))
|
|
{
|
|
return false; // Bad value
|
|
}
|
|
// Normal return value
|
|
$response[$i] = new xmlrpcresp($val[0], 0, '', 'phpvals');
|
|
break;
|
|
case 2:
|
|
/// @todo remove usage of @: it is apparently quite slow
|
|
$code = @$val['faultCode'];
|
|
if(!is_int($code))
|
|
{
|
|
return false;
|
|
}
|
|
$str = @$val['faultString'];
|
|
if(!is_string($str))
|
|
{
|
|
return false;
|
|
}
|
|
$response[$i] = new xmlrpcresp(0, $code, $str);
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
return $response;
|
|
}
|
|
else // return type == 'xmlrpcvals'
|
|
{
|
|
$rets = $result->value();
|
|
if($rets->kindOf() != 'array')
|
|
{
|
|
return false; // bad return type from system.multicall
|
|
}
|
|
$numRets = $rets->arraysize();
|
|
if($numRets != count($msgs))
|
|
{
|
|
return false; // wrong number of return values.
|
|
}
|
|
|
|
$response = array();
|
|
for($i = 0; $i < $numRets; $i++)
|
|
{
|
|
$val = $rets->arraymem($i);
|
|
switch($val->kindOf())
|
|
{
|
|
case 'array':
|
|
if($val->arraysize() != 1)
|
|
{
|
|
return false; // Bad value
|
|
}
|
|
// Normal return value
|
|
$response[$i] = new xmlrpcresp($val->arraymem(0));
|
|
break;
|
|
case 'struct':
|
|
$code = $val->structmem('faultCode');
|
|
if($code->kindOf() != 'scalar' || $code->scalartyp() != 'int')
|
|
{
|
|
return false;
|
|
}
|
|
$str = $val->structmem('faultString');
|
|
if($str->kindOf() != 'scalar' || $str->scalartyp() != 'string')
|
|
{
|
|
return false;
|
|
}
|
|
$response[$i] = new xmlrpcresp(0, $code->scalarval(), $str->scalarval());
|
|
break;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
return $response;
|
|
}
|
|
}
|
|
} // end class xmlrpc_client
|
|
|
|
class xmlrpcresp
|
|
{
|
|
var $val = 0;
|
|
var $valtyp;
|
|
var $errno = 0;
|
|
var $errstr = '';
|
|
var $payload;
|
|
var $hdrs = array();
|
|
var $_cookies = array();
|
|
var $content_type = 'text/xml';
|
|
var $raw_data = '';
|
|
|
|
/**
|
|
* @param mixed $val either an xmlrpcval obj, a php value or the xml serialization of an xmlrpcval (a string)
|
|
* @param integer $fcode set it to anything but 0 to create an error response
|
|
* @param string $fstr the error string, in case of an error response
|
|
* @param string $valtyp either 'xmlrpcvals', 'phpvals' or 'xml'
|
|
*
|
|
* @todo add check that $val / $fcode / $fstr is of correct type???
|
|
* NB: as of now we do not do it, since it might be either an xmlrpcval or a plain
|
|
* php val, or a complete xml chunk, depending on usage of xmlrpc_client::send() inside which creator is called...
|
|
*/
|
|
function xmlrpcresp($val, $fcode = 0, $fstr = '', $valtyp='')
|
|
{
|
|
if($fcode != 0)
|
|
{
|
|
// error response
|
|
$this->errno = $fcode;
|
|
$this->errstr = $fstr;
|
|
//$this->errstr = htmlspecialchars($fstr); // XXX: encoding probably shouldn't be done here; fix later.
|
|
}
|
|
else
|
|
{
|
|
// successful response
|
|
$this->val = $val;
|
|
if ($valtyp == '')
|
|
{
|
|
// user did not declare type of response value: try to guess it
|
|
if (is_object($this->val) && is_a($this->val, 'xmlrpcval'))
|
|
{
|
|
$this->valtyp = 'xmlrpcvals';
|
|
}
|
|
else if (is_string($this->val))
|
|
{
|
|
$this->valtyp = 'xml';
|
|
|
|
}
|
|
else
|
|
{
|
|
$this->valtyp = 'phpvals';
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// user declares type of resp value: believe him
|
|
$this->valtyp = $valtyp;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the error code of the response.
|
|
* @return integer the error code of this response (0 for not-error responses)
|
|
* @access public
|
|
*/
|
|
function faultCode()
|
|
{
|
|
return $this->errno;
|
|
}
|
|
|
|
/**
|
|
* Returns the error code of the response.
|
|
* @return string the error string of this response ('' for not-error responses)
|
|
* @access public
|
|
*/
|
|
function faultString()
|
|
{
|
|
return $this->errstr;
|
|
}
|
|
|
|
/**
|
|
* Returns the value received by the server.
|
|
* @return mixed the xmlrpcval object returned by the server. Might be an xml string or php value if the response has been created by specially configured xmlrpc_client objects
|
|
* @access public
|
|
*/
|
|
function value()
|
|
{
|
|
return $this->val;
|
|
}
|
|
|
|
/**
|
|
* Returns an array with the cookies received from the server.
|
|
* Array has the form: $cookiename => array ('value' => $val, $attr1 => $val1, $attr2 = $val2, ...)
|
|
* with attributes being e.g. 'expires', 'path', domain'.
|
|
* NB: cookies sent as 'expired' by the server (i.e. with an expiry date in the past)
|
|
* are still present in the array. It is up to the user-defined code to decide
|
|
* how to use the received cookies, and wheter they have to be sent back with the next
|
|
* request to the server (using xmlrpc_client::setCookie) or not
|
|
* @return array array of cookies received from the server
|
|
* @access public
|
|
*/
|
|
function cookies()
|
|
{
|
|
return $this->_cookies;
|
|
}
|
|
|
|
/**
|
|
* Returns xml representation of the response. XML prologue not included
|
|
* @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
|
|
* @return string the xml representation of the response
|
|
* @access public
|
|
*/
|
|
function serialize($charset_encoding='')
|
|
{
|
|
if ($charset_encoding != '')
|
|
$this->content_type = 'text/xml; charset=' . $charset_encoding;
|
|
else
|
|
$this->content_type = 'text/xml';
|
|
$result = "<methodResponse>\n";
|
|
if($this->errno)
|
|
{
|
|
// G. Giunta 2005/2/13: let non-ASCII response messages be tolerated by clients
|
|
// by xml-encoding non ascii chars
|
|
$result .= "<fault>\n" .
|
|
"<value>\n<struct><member><name>faultCode</name>\n<value><int>" . $this->errno .
|
|
"</int></value>\n</member>\n<member>\n<name>faultString</name>\n<value><string>" .
|
|
xmlrpc_encode_entitites($this->errstr, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding) . "</string></value>\n</member>\n" .
|
|
"</struct>\n</value>\n</fault>";
|
|
}
|
|
else
|
|
{
|
|
if(!is_object($this->val) || !is_a($this->val, 'xmlrpcval'))
|
|
{
|
|
if (is_string($this->val) && $this->valtyp == 'xml')
|
|
{
|
|
$result .= "<params>\n<param>\n" .
|
|
$this->val .
|
|
"</param>\n</params>";
|
|
}
|
|
else
|
|
{
|
|
/// @todo try to build something serializable?
|
|
die('cannot serialize xmlrpcresp objects whose content is native php values');
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$result .= "<params>\n<param>\n" .
|
|
$this->val->serialize($charset_encoding) .
|
|
"</param>\n</params>";
|
|
}
|
|
}
|
|
$result .= "\n</methodResponse>";
|
|
$this->payload = $result;
|
|
return $result;
|
|
}
|
|
}
|
|
|
|
class xmlrpcmsg
|
|
{
|
|
var $payload;
|
|
var $methodname;
|
|
var $params=array();
|
|
var $debug=0;
|
|
var $content_type = 'text/xml';
|
|
|
|
/**
|
|
* @param string $meth the name of the method to invoke
|
|
* @param array $pars array of parameters to be paased to the method (xmlrpcval objects)
|
|
*/
|
|
function xmlrpcmsg($meth, $pars=0)
|
|
{
|
|
$this->methodname=$meth;
|
|
if(is_array($pars) && count($pars)>0)
|
|
{
|
|
for($i=0; $i<count($pars); $i++)
|
|
{
|
|
$this->addParam($pars[$i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @access private
|
|
*/
|
|
function xml_header($charset_encoding='')
|
|
{
|
|
if ($charset_encoding != '')
|
|
{
|
|
return "<?xml version=\"1.0\" encoding=\"$charset_encoding\" ?" . ">\n<methodCall>\n";
|
|
}
|
|
else
|
|
{
|
|
return "<?xml version=\"1.0\"?" . ">\n<methodCall>\n";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @access private
|
|
*/
|
|
function xml_footer()
|
|
{
|
|
return '</methodCall>';
|
|
}
|
|
|
|
/**
|
|
* @access private
|
|
*/
|
|
function kindOf()
|
|
{
|
|
return 'msg';
|
|
}
|
|
|
|
/**
|
|
* @access private
|
|
*/
|
|
function createPayload($charset_encoding='')
|
|
{
|
|
if ($charset_encoding != '')
|
|
$this->content_type = 'text/xml; charset=' . $charset_encoding;
|
|
else
|
|
$this->content_type = 'text/xml';
|
|
$this->payload=$this->xml_header($charset_encoding);
|
|
$this->payload.='<methodName>' . $this->methodname . "</methodName>\n";
|
|
$this->payload.="<params>\n";
|
|
for($i=0; $i<count($this->params); $i++)
|
|
{
|
|
$p=$this->params[$i];
|
|
$this->payload.="<param>\n" . $p->serialize($charset_encoding) .
|
|
"</param>\n";
|
|
}
|
|
$this->payload.="</params>\n";
|
|
$this->payload.=$this->xml_footer();
|
|
}
|
|
|
|
/**
|
|
* Gets/sets the xmlrpc method to be invoked
|
|
* @param string $meth the method to be set (leave empty not to set it)
|
|
* @return string the method that will be invoked
|
|
* @access public
|
|
*/
|
|
function method($meth='')
|
|
{
|
|
if($meth!='')
|
|
{
|
|
$this->methodname=$meth;
|
|
}
|
|
return $this->methodname;
|
|
}
|
|
|
|
/**
|
|
* Returns xml representation of the message. XML prologue included
|
|
* @return string the xml representation of the message, xml prologue included
|
|
* @access public
|
|
*/
|
|
function serialize($charset_encoding='')
|
|
{
|
|
$this->createPayload($charset_encoding);
|
|
return $this->payload;
|
|
}
|
|
|
|
/**
|
|
* Add a parameter to the list of parameters to be used upon method invocation
|
|
* @param xmlrpcval $par
|
|
* @return boolean false on failure
|
|
* @access public
|
|
*/
|
|
function addParam($par)
|
|
{
|
|
// add check: do not add to self params which are not xmlrpcvals
|
|
if(is_object($par) && is_a($par, 'xmlrpcval'))
|
|
{
|
|
$this->params[]=$par;
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the nth parameter in the message. The index zero-based.
|
|
* @param integer $i the index of the parameter to fetch (zero based)
|
|
* @return xmlrpcval the i-th parameter
|
|
* @access public
|
|
*/
|
|
function getParam($i) { return $this->params[$i]; }
|
|
|
|
/**
|
|
* Returns the number of parameters in the messge.
|
|
* @return integer the number of parameters currently set
|
|
* @access public
|
|
*/
|
|
function getNumParams() { return count($this->params); }
|
|
|
|
/**
|
|
* Given an open file handle, read all data available and parse it as axmlrpc response.
|
|
* NB: the file handle is not closed by this function.
|
|
* NNB: might have trouble in rare cases to work on network streams, as we
|
|
* check for a read of 0 bytes instead of feof($fp).
|
|
* But since checking for feof(null) returns false, we would risk an
|
|
* infinite loop in that case, because we cannot trust the caller
|
|
* to give us a valid pointer to an open file...
|
|
* @access public
|
|
* @return xmlrpcresp
|
|
* @todo add 2nd & 3rd param to be passed to ParseResponse() ???
|
|
*/
|
|
function &parseResponseFile($fp)
|
|
{
|
|
$ipd='';
|
|
while($data=fread($fp, 32768))
|
|
{
|
|
$ipd.=$data;
|
|
}
|
|
//fclose($fp);
|
|
$r =& $this->parseResponse($ipd);
|
|
return $r;
|
|
}
|
|
|
|
/**
|
|
* Parses HTTP headers and separates them from data.
|
|
* @access private
|
|
*/
|
|
function &parseResponseHeaders(&$data, $headers_processed=false)
|
|
{
|
|
// Support "web-proxy-tunelling" connections for https through proxies
|
|
if(preg_match('/^HTTP\/1\.[0-1] 200 Connection established/', $data))
|
|
{
|
|
// Look for CR/LF or simple LF as line separator,
|
|
// (even though it is not valid http)
|
|
$pos = strpos($data,"\r\n\r\n");
|
|
if($pos || is_int($pos))
|
|
{
|
|
$bd = $pos+4;
|
|
}
|
|
else
|
|
{
|
|
$pos = strpos($data,"\n\n");
|
|
if($pos || is_int($pos))
|
|
{
|
|
$bd = $pos+2;
|
|
}
|
|
else
|
|
{
|
|
// No separation between response headers and body: fault?
|
|
$bd = 0;
|
|
}
|
|
}
|
|
if ($bd)
|
|
{
|
|
// this filters out all http headers from proxy.
|
|
// maybe we could take them into account, too?
|
|
$data = substr($data, $bd);
|
|
}
|
|
else
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': HTTPS via proxy error, tunnel connection possibly failed');
|
|
$r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (HTTPS via proxy error, tunnel connection possibly failed)');
|
|
return $r;
|
|
}
|
|
}
|
|
|
|
// Strip HTTP 1.1 100 Continue header if present
|
|
while(preg_match('/^HTTP\/1\.1 1[0-9]{2} /', $data))
|
|
{
|
|
$pos = strpos($data, 'HTTP', 12);
|
|
// server sent a Continue header without any (valid) content following...
|
|
// give the client a chance to know it
|
|
if(!$pos && !is_int($pos)) // works fine in php 3, 4 and 5
|
|
{
|
|
break;
|
|
}
|
|
$data = substr($data, $pos);
|
|
}
|
|
if(!preg_match('/^HTTP\/[0-9.]+ 200 /', $data))
|
|
{
|
|
$errstr= substr($data, 0, strpos($data, "\n")-1);
|
|
error_log('XML-RPC: '.__METHOD__.': HTTP error, got response: ' .$errstr);
|
|
$r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (' . $errstr . ')');
|
|
return $r;
|
|
}
|
|
|
|
$GLOBALS['_xh']['headers'] = array();
|
|
$GLOBALS['_xh']['cookies'] = array();
|
|
|
|
// be tolerant to usage of \n instead of \r\n to separate headers and data
|
|
// (even though it is not valid http)
|
|
$pos = strpos($data,"\r\n\r\n");
|
|
if($pos || is_int($pos))
|
|
{
|
|
$bd = $pos+4;
|
|
}
|
|
else
|
|
{
|
|
$pos = strpos($data,"\n\n");
|
|
if($pos || is_int($pos))
|
|
{
|
|
$bd = $pos+2;
|
|
}
|
|
else
|
|
{
|
|
// No separation between response headers and body: fault?
|
|
// we could take some action here instead of going on...
|
|
$bd = 0;
|
|
}
|
|
}
|
|
// be tolerant to line endings, and extra empty lines
|
|
$ar = preg_split("/\r?\n/", trim(substr($data, 0, $pos)));
|
|
while(list(,$line) = @each($ar))
|
|
{
|
|
// take care of multi-line headers and cookies
|
|
$arr = explode(':',$line,2);
|
|
if(count($arr) > 1)
|
|
{
|
|
$header_name = strtolower(trim($arr[0]));
|
|
/// @todo some other headers (the ones that allow a CSV list of values)
|
|
/// do allow many values to be passed using multiple header lines.
|
|
/// We should add content to $GLOBALS['_xh']['headers'][$header_name]
|
|
/// instead of replacing it for those...
|
|
if ($header_name == 'set-cookie' || $header_name == 'set-cookie2')
|
|
{
|
|
if ($header_name == 'set-cookie2')
|
|
{
|
|
// version 2 cookies:
|
|
// there could be many cookies on one line, comma separated
|
|
$cookies = explode(',', $arr[1]);
|
|
}
|
|
else
|
|
{
|
|
$cookies = array($arr[1]);
|
|
}
|
|
foreach ($cookies as $cookie)
|
|
{
|
|
// glue together all received cookies, using a comma to separate them
|
|
// (same as php does with getallheaders())
|
|
if (isset($GLOBALS['_xh']['headers'][$header_name]))
|
|
$GLOBALS['_xh']['headers'][$header_name] .= ', ' . trim($cookie);
|
|
else
|
|
$GLOBALS['_xh']['headers'][$header_name] = trim($cookie);
|
|
// parse cookie attributes, in case user wants to correctly honour them
|
|
// feature creep: only allow rfc-compliant cookie attributes?
|
|
// @todo support for server sending multiple time cookie with same name, but using different PATHs
|
|
$cookie = explode(';', $cookie);
|
|
foreach ($cookie as $pos => $val)
|
|
{
|
|
$val = explode('=', $val, 2);
|
|
$tag = trim($val[0]);
|
|
$val = trim(@$val[1]);
|
|
/// @todo with version 1 cookies, we should strip leading and trailing " chars
|
|
if ($pos == 0)
|
|
{
|
|
$cookiename = $tag;
|
|
$GLOBALS['_xh']['cookies'][$tag] = array();
|
|
$GLOBALS['_xh']['cookies'][$cookiename]['value'] = urldecode($val);
|
|
}
|
|
else
|
|
{
|
|
if ($tag != 'value')
|
|
{
|
|
$GLOBALS['_xh']['cookies'][$cookiename][$tag] = $val;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$GLOBALS['_xh']['headers'][$header_name] = trim($arr[1]);
|
|
}
|
|
}
|
|
elseif(isset($header_name))
|
|
{
|
|
/// @todo version1 cookies might span multiple lines, thus breaking the parsing above
|
|
$GLOBALS['_xh']['headers'][$header_name] .= ' ' . trim($line);
|
|
}
|
|
}
|
|
|
|
$data = substr($data, $bd);
|
|
|
|
if($this->debug && count($GLOBALS['_xh']['headers']))
|
|
{
|
|
print '<PRE>';
|
|
foreach($GLOBALS['_xh']['headers'] as $header => $value)
|
|
{
|
|
print htmlentities("HEADER: $header: $value\n");
|
|
}
|
|
foreach($GLOBALS['_xh']['cookies'] as $header => $value)
|
|
{
|
|
print htmlentities("COOKIE: $header={$value['value']}\n");
|
|
}
|
|
print "</PRE>\n";
|
|
}
|
|
|
|
// if CURL was used for the call, http headers have been processed,
|
|
// and dechunking + reinflating have been carried out
|
|
if(!$headers_processed)
|
|
{
|
|
// Decode chunked encoding sent by http 1.1 servers
|
|
if(isset($GLOBALS['_xh']['headers']['transfer-encoding']) && $GLOBALS['_xh']['headers']['transfer-encoding'] == 'chunked')
|
|
{
|
|
if(!$data = decode_chunked($data))
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': errors occurred when trying to rebuild the chunked data received from server');
|
|
$r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['dechunk_fail'], $GLOBALS['xmlrpcstr']['dechunk_fail']);
|
|
return $r;
|
|
}
|
|
}
|
|
|
|
// Decode gzip-compressed stuff
|
|
// code shamelessly inspired from nusoap library by Dietrich Ayala
|
|
if(isset($GLOBALS['_xh']['headers']['content-encoding']))
|
|
{
|
|
$GLOBALS['_xh']['headers']['content-encoding'] = str_replace('x-', '', $GLOBALS['_xh']['headers']['content-encoding']);
|
|
if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' || $GLOBALS['_xh']['headers']['content-encoding'] == 'gzip')
|
|
{
|
|
// if decoding works, use it. else assume data wasn't gzencoded
|
|
if(function_exists('gzinflate'))
|
|
{
|
|
if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' && $degzdata = @gzuncompress($data))
|
|
{
|
|
$data = $degzdata;
|
|
if($this->debug)
|
|
print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
|
|
}
|
|
elseif($GLOBALS['_xh']['headers']['content-encoding'] == 'gzip' && $degzdata = @gzinflate(substr($data, 10)))
|
|
{
|
|
$data = $degzdata;
|
|
if($this->debug)
|
|
print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
|
|
}
|
|
else
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': errors occurred when trying to decode the deflated data received from server');
|
|
$r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['decompress_fail'], $GLOBALS['xmlrpcstr']['decompress_fail']);
|
|
return $r;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': the server sent deflated data. Your php install must have the Zlib extension compiled in to support this.');
|
|
$r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['cannot_decompress'], $GLOBALS['xmlrpcstr']['cannot_decompress']);
|
|
return $r;
|
|
}
|
|
}
|
|
}
|
|
} // end of 'if needed, de-chunk, re-inflate response'
|
|
|
|
// real stupid hack to avoid PHP complaining about returning NULL by ref
|
|
$r = null;
|
|
$r =& $r;
|
|
return $r;
|
|
}
|
|
|
|
/**
|
|
* Parse the xmlrpc response contained in the string $data and return an xmlrpcresp object.
|
|
* @param string $data the xmlrpc response, eventually including http headers
|
|
* @param bool $headers_processed when true prevents parsing HTTP headers for interpretation of content-encoding and consequent decoding
|
|
* @param string $return_type decides return type, i.e. content of response->value(). Either 'xmlrpcvals', 'xml' or 'phpvals'
|
|
* @return xmlrpcresp
|
|
* @access public
|
|
*/
|
|
function &parseResponse($data='', $headers_processed=false, $return_type='xmlrpcvals')
|
|
{
|
|
if($this->debug)
|
|
{
|
|
//by maHo, replaced htmlspecialchars with htmlentities
|
|
print "<PRE>---GOT---\n" . htmlentities($data) . "\n---END---\n</PRE>";
|
|
}
|
|
|
|
if($data == '')
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': no response received from server.');
|
|
$r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_data'], $GLOBALS['xmlrpcstr']['no_data']);
|
|
return $r;
|
|
}
|
|
|
|
$GLOBALS['_xh']=array();
|
|
|
|
$raw_data = $data;
|
|
// parse the HTTP headers of the response, if present, and separate them from data
|
|
if(substr($data, 0, 4) == 'HTTP')
|
|
{
|
|
$r =& $this->parseResponseHeaders($data, $headers_processed);
|
|
if ($r)
|
|
{
|
|
// failed processing of HTTP response headers
|
|
// save into response obj the full payload received, for debugging
|
|
$r->raw_data = $data;
|
|
return $r;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$GLOBALS['_xh']['headers'] = array();
|
|
$GLOBALS['_xh']['cookies'] = array();
|
|
}
|
|
|
|
if($this->debug)
|
|
{
|
|
$start = strpos($data, '<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
|
|
if ($start)
|
|
{
|
|
$start += strlen('<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
|
|
$end = strpos($data, '-->', $start);
|
|
$comments = substr($data, $start, $end-$start);
|
|
print "<PRE>---SERVER DEBUG INFO (DECODED) ---\n\t".htmlentities(str_replace("\n", "\n\t", base64_decode($comments)))."\n---END---\n</PRE>";
|
|
}
|
|
}
|
|
|
|
// be tolerant of extra whitespace in response body
|
|
$data = trim($data);
|
|
|
|
/// @todo return an error msg if $data=='' ?
|
|
|
|
// be tolerant of junk after methodResponse (e.g. javascript ads automatically inserted by free hosts)
|
|
// idea from Luca Mariano <luca.mariano@email.it> originally in PEARified version of the lib
|
|
$pos = strrpos($data, '</methodResponse>');
|
|
if($pos !== false)
|
|
{
|
|
$data = substr($data, 0, $pos+17);
|
|
}
|
|
|
|
// if user wants back raw xml, give it to him
|
|
if ($return_type == 'xml')
|
|
{
|
|
$r = new xmlrpcresp($data, 0, '', 'xml');
|
|
$r->hdrs = $GLOBALS['_xh']['headers'];
|
|
$r->_cookies = $GLOBALS['_xh']['cookies'];
|
|
$r->raw_data = $raw_data;
|
|
return $r;
|
|
}
|
|
|
|
// try to 'guestimate' the character encoding of the received response
|
|
$resp_encoding = guess_encoding(@$GLOBALS['_xh']['headers']['content-type'], $data);
|
|
|
|
$GLOBALS['_xh']['ac']='';
|
|
//$GLOBALS['_xh']['qt']=''; //unused...
|
|
$GLOBALS['_xh']['stack'] = array();
|
|
$GLOBALS['_xh']['valuestack'] = array();
|
|
$GLOBALS['_xh']['isf']=0; // 0 = OK, 1 for xmlrpc fault responses, 2 = invalid xmlrpc
|
|
$GLOBALS['_xh']['isf_reason']='';
|
|
$GLOBALS['_xh']['rt']=''; // 'methodcall or 'methodresponse'
|
|
|
|
// if response charset encoding is not known / supported, try to use
|
|
// the default encoding and parse the xml anyway, but log a warning...
|
|
if (!in_array($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
|
|
// the following code might be better for mb_string enabled installs, but
|
|
// makes the lib about 200% slower...
|
|
//if (!is_valid_charset($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': invalid charset encoding of received response: '.$resp_encoding);
|
|
$resp_encoding = $GLOBALS['xmlrpc_defencoding'];
|
|
}
|
|
$parser = xml_parser_create($resp_encoding);
|
|
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
|
|
// G. Giunta 2005/02/13: PHP internally uses ISO-8859-1, so we have to tell
|
|
// the xml parser to give us back data in the expected charset.
|
|
// What if internal encoding is not in one of the 3 allowed?
|
|
// we use the broadest one, ie. utf8
|
|
// This allows to send data which is native in various charset,
|
|
// by extending xmlrpc_encode_entitites() and setting xmlrpc_internalencoding
|
|
if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
|
|
{
|
|
xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
|
|
}
|
|
else
|
|
{
|
|
xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
|
|
}
|
|
|
|
if ($return_type == 'phpvals')
|
|
{
|
|
xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee_fast');
|
|
}
|
|
else
|
|
{
|
|
xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee');
|
|
}
|
|
|
|
xml_set_character_data_handler($parser, 'xmlrpc_cd');
|
|
xml_set_default_handler($parser, 'xmlrpc_dh');
|
|
|
|
// first error check: xml not well formed
|
|
if(!xml_parse($parser, $data, count($data)))
|
|
{
|
|
// thanks to Peter Kocks <peter.kocks@baygate.com>
|
|
if((xml_get_current_line_number($parser)) == 1)
|
|
{
|
|
$errstr = 'XML error at line 1, check URL';
|
|
}
|
|
else
|
|
{
|
|
$errstr = sprintf('XML error: %s at line %d, column %d',
|
|
xml_error_string(xml_get_error_code($parser)),
|
|
xml_get_current_line_number($parser), xml_get_current_column_number($parser));
|
|
}
|
|
error_log($errstr);
|
|
$r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'], $GLOBALS['xmlrpcstr']['invalid_return'].' ('.$errstr.')');
|
|
xml_parser_free($parser);
|
|
if($this->debug)
|
|
{
|
|
print $errstr;
|
|
}
|
|
$r->hdrs = $GLOBALS['_xh']['headers'];
|
|
$r->_cookies = $GLOBALS['_xh']['cookies'];
|
|
$r->raw_data = $raw_data;
|
|
return $r;
|
|
}
|
|
xml_parser_free($parser);
|
|
// second error check: xml well formed but not xml-rpc compliant
|
|
if ($GLOBALS['_xh']['isf'] > 1)
|
|
{
|
|
if ($this->debug)
|
|
{
|
|
/// @todo echo something for user?
|
|
}
|
|
|
|
$r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
|
|
$GLOBALS['xmlrpcstr']['invalid_return'] . ' ' . $GLOBALS['_xh']['isf_reason']);
|
|
}
|
|
// third error check: parsing of the response has somehow gone boink.
|
|
// NB: shall we omit this check, since we trust the parsing code?
|
|
elseif ($return_type == 'xmlrpcvals' && !is_object($GLOBALS['_xh']['value']))
|
|
{
|
|
// something odd has happened
|
|
// and it's time to generate a client side error
|
|
// indicating something odd went on
|
|
$r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
|
|
$GLOBALS['xmlrpcstr']['invalid_return']);
|
|
}
|
|
else
|
|
{
|
|
if ($this->debug)
|
|
{
|
|
print "<PRE>---PARSED---\n";
|
|
// somehow htmlentities chokes on var_export, and some full html string...
|
|
//print htmlentitites(var_export($GLOBALS['_xh']['value'], true));
|
|
print htmlspecialchars(var_export($GLOBALS['_xh']['value'], true));
|
|
print "\n---END---</PRE>";
|
|
}
|
|
|
|
// note that using =& will raise an error if $GLOBALS['_xh']['st'] does not generate an object.
|
|
$v =& $GLOBALS['_xh']['value'];
|
|
|
|
if($GLOBALS['_xh']['isf'])
|
|
{
|
|
/// @todo we should test here if server sent an int and a string,
|
|
/// and/or coerce them into such...
|
|
if ($return_type == 'xmlrpcvals')
|
|
{
|
|
$errno_v = $v->structmem('faultCode');
|
|
$errstr_v = $v->structmem('faultString');
|
|
$errno = $errno_v->scalarval();
|
|
$errstr = $errstr_v->scalarval();
|
|
}
|
|
else
|
|
{
|
|
$errno = $v['faultCode'];
|
|
$errstr = $v['faultString'];
|
|
}
|
|
|
|
if($errno == 0)
|
|
{
|
|
// FAULT returned, errno needs to reflect that
|
|
$errno = -1;
|
|
}
|
|
|
|
$r = new xmlrpcresp(0, $errno, $errstr);
|
|
}
|
|
else
|
|
{
|
|
$r=new xmlrpcresp($v, 0, '', $return_type);
|
|
}
|
|
}
|
|
|
|
$r->hdrs = $GLOBALS['_xh']['headers'];
|
|
$r->_cookies = $GLOBALS['_xh']['cookies'];
|
|
$r->raw_data = $raw_data;
|
|
return $r;
|
|
}
|
|
}
|
|
|
|
class xmlrpcval
|
|
{
|
|
var $me=array();
|
|
var $mytype=0;
|
|
var $_php_class=null;
|
|
|
|
/**
|
|
* @param mixed $val
|
|
* @param string $type any valid xmlrpc type name (lowercase). If null, 'string' is assumed
|
|
*/
|
|
function xmlrpcval($val=-1, $type='')
|
|
{
|
|
/// @todo: optimization creep - do not call addXX, do it all inline.
|
|
/// downside: booleans will not be coerced anymore
|
|
if($val!==-1 || $type!='')
|
|
{
|
|
// optimization creep: inlined all work done by constructor
|
|
switch($type)
|
|
{
|
|
case '':
|
|
$this->mytype=1;
|
|
$this->me['string']=$val;
|
|
break;
|
|
case 'i4':
|
|
case 'int':
|
|
case 'double':
|
|
case 'string':
|
|
case 'boolean':
|
|
case 'dateTime.iso8601':
|
|
case 'base64':
|
|
case 'null':
|
|
$this->mytype=1;
|
|
$this->me[$type]=$val;
|
|
break;
|
|
case 'array':
|
|
$this->mytype=2;
|
|
$this->me['array']=$val;
|
|
break;
|
|
case 'struct':
|
|
$this->mytype=3;
|
|
$this->me['struct']=$val;
|
|
break;
|
|
default:
|
|
error_log("XML-RPC: ".__METHOD__.": not a known type ($type)");
|
|
}
|
|
/*if($type=='')
|
|
{
|
|
$type='string';
|
|
}
|
|
if($GLOBALS['xmlrpcTypes'][$type]==1)
|
|
{
|
|
$this->addScalar($val,$type);
|
|
}
|
|
elseif($GLOBALS['xmlrpcTypes'][$type]==2)
|
|
{
|
|
$this->addArray($val);
|
|
}
|
|
elseif($GLOBALS['xmlrpcTypes'][$type]==3)
|
|
{
|
|
$this->addStruct($val);
|
|
}*/
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add a single php value to an (unitialized) xmlrpcval
|
|
* @param mixed $val
|
|
* @param string $type
|
|
* @return int 1 or 0 on failure
|
|
*/
|
|
function addScalar($val, $type='string')
|
|
{
|
|
$typeof=@$GLOBALS['xmlrpcTypes'][$type];
|
|
if($typeof!=1)
|
|
{
|
|
error_log("XML-RPC: ".__METHOD__.": not a scalar type ($type)");
|
|
return 0;
|
|
}
|
|
|
|
// coerce booleans into correct values
|
|
// NB: we should either do it for datetimes, integers and doubles, too,
|
|
// or just plain remove this check, implemented on booleans only...
|
|
if($type==$GLOBALS['xmlrpcBoolean'])
|
|
{
|
|
if(strcasecmp($val,'true')==0 || $val==1 || ($val==true && strcasecmp($val,'false')))
|
|
{
|
|
$val=true;
|
|
}
|
|
else
|
|
{
|
|
$val=false;
|
|
}
|
|
}
|
|
|
|
switch($this->mytype)
|
|
{
|
|
case 1:
|
|
error_log('XML-RPC: '.__METHOD__.': scalar xmlrpcval can have only one value');
|
|
return 0;
|
|
case 3:
|
|
error_log('XML-RPC: '.__METHOD__.': cannot add anonymous scalar to struct xmlrpcval');
|
|
return 0;
|
|
case 2:
|
|
// we're adding a scalar value to an array here
|
|
//$ar=$this->me['array'];
|
|
//$ar[]=new xmlrpcval($val, $type);
|
|
//$this->me['array']=$ar;
|
|
// Faster (?) avoid all the costly array-copy-by-val done here...
|
|
$this->me['array'][]=new xmlrpcval($val, $type);
|
|
return 1;
|
|
default:
|
|
// a scalar, so set the value and remember we're scalar
|
|
$this->me[$type]=$val;
|
|
$this->mytype=$typeof;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add an array of xmlrpcval objects to an xmlrpcval
|
|
* @param array $vals
|
|
* @return int 1 or 0 on failure
|
|
* @access public
|
|
*
|
|
* @todo add some checking for $vals to be an array of xmlrpcvals?
|
|
*/
|
|
function addArray($vals)
|
|
{
|
|
if($this->mytype==0)
|
|
{
|
|
$this->mytype=$GLOBALS['xmlrpcTypes']['array'];
|
|
$this->me['array']=$vals;
|
|
return 1;
|
|
}
|
|
elseif($this->mytype==2)
|
|
{
|
|
// we're adding to an array here
|
|
$this->me['array'] = array_merge($this->me['array'], $vals);
|
|
return 1;
|
|
}
|
|
else
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': already initialized as a [' . $this->kindOf() . ']');
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add an array of named xmlrpcval objects to an xmlrpcval
|
|
* @param array $vals
|
|
* @return int 1 or 0 on failure
|
|
* @access public
|
|
*
|
|
* @todo add some checking for $vals to be an array?
|
|
*/
|
|
function addStruct($vals)
|
|
{
|
|
if($this->mytype==0)
|
|
{
|
|
$this->mytype=$GLOBALS['xmlrpcTypes']['struct'];
|
|
$this->me['struct']=$vals;
|
|
return 1;
|
|
}
|
|
elseif($this->mytype==3)
|
|
{
|
|
// we're adding to a struct here
|
|
$this->me['struct'] = array_merge($this->me['struct'], $vals);
|
|
return 1;
|
|
}
|
|
else
|
|
{
|
|
error_log('XML-RPC: '.__METHOD__.': already initialized as a [' . $this->kindOf() . ']');
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// poor man's version of print_r ???
|
|
// DEPRECATED!
|
|
function dump($ar)
|
|
{
|
|
foreach($ar as $key => $val)
|
|
{
|
|
echo "$key => $val<br />";
|
|
if($key == 'array')
|
|
{
|
|
while(list($key2, $val2) = each($val))
|
|
{
|
|
echo "-- $key2 => $val2<br />";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns a string containing "struct", "array" or "scalar" describing the base type of the value
|
|
* @return string
|
|
* @access public
|
|
*/
|
|
function kindOf()
|
|
{
|
|
switch($this->mytype)
|
|
{
|
|
case 3:
|
|
return 'struct';
|
|
break;
|
|
case 2:
|
|
return 'array';
|
|
break;
|
|
case 1:
|
|
return 'scalar';
|
|
break;
|
|
default:
|
|
return 'undef';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @access private
|
|
*/
|
|
function serializedata($typ, $val, $charset_encoding='')
|
|
{
|
|
$rs='';
|
|
switch(@$GLOBALS['xmlrpcTypes'][$typ])
|
|
{
|
|
case 1:
|
|
switch($typ)
|
|
{
|
|
case $GLOBALS['xmlrpcBase64']:
|
|
$rs.="<${typ}>" . base64_encode($val) . "</${typ}>";
|
|
break;
|
|
case $GLOBALS['xmlrpcBoolean']:
|
|
$rs.="<${typ}>" . ($val ? '1' : '0') . "</${typ}>";
|
|
break;
|
|
case $GLOBALS['xmlrpcString']:
|
|
// G. Giunta 2005/2/13: do NOT use htmlentities, since
|
|
// it will produce named html entities, which are invalid xml
|
|
$rs.="<${typ}>" . xmlrpc_encode_entitites($val, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding). "</${typ}>";
|
|
break;
|
|
case $GLOBALS['xmlrpcInt']:
|
|
case $GLOBALS['xmlrpcI4']:
|
|
$rs.="<${typ}>".(int)$val."</${typ}>";
|
|
break;
|
|
case $GLOBALS['xmlrpcDouble']:
|
|
// avoid using standard conversion of float to string because it is locale-dependent,
|
|
// and also because the xmlrpc spec forbids exponential notation.
|
|
// sprintf('%F') could be most likely ok but it fails eg. on 2e-14.
|
|
// The code below tries its best at keeping max precision while avoiding exp notation,
|
|
// but there is of course no limit in the number of decimal places to be used...
|
|
$rs.="<${typ}>".preg_replace('/\\.?0+$/','',number_format((double)$val, 128, '.', ''))."</${typ}>";
|
|
break;
|
|
case $GLOBALS['xmlrpcDateTime']:
|
|
if (is_string($val))
|
|
{
|
|
$rs.="<${typ}>${val}</${typ}>";
|
|
}
|
|
else if(is_a($val, 'DateTime'))
|
|
{
|
|
$rs.="<${typ}>".$val->format('Ymd\TH:i:s')."</${typ}>";
|
|
}
|
|
else if(is_int($val))
|
|
{
|
|
$rs.="<${typ}>".strftime("%Y%m%dT%H:%M:%S", $val)."</${typ}>";
|
|
}
|
|
else
|
|
{
|
|
// not really a good idea here: but what shall we output anyway? left for backward compat...
|
|
$rs.="<${typ}>${val}</${typ}>";
|
|
}
|
|
break;
|
|
case $GLOBALS['xmlrpcNull']:
|
|
if ($GLOBALS['xmlrpc_null_apache_encoding'])
|
|
{
|
|
$rs.="<ex:nil/>";
|
|
}
|
|
else
|
|
{
|
|
$rs.="<nil/>";
|
|
}
|
|
break;
|
|
default:
|
|
// no standard type value should arrive here, but provide a possibility
|
|
// for xmlrpcvals of unknown type...
|
|
$rs.="<${typ}>${val}</${typ}>";
|
|
}
|
|
break;
|
|
case 3:
|
|
// struct
|
|
if ($this->_php_class)
|
|
{
|
|
$rs.='<struct php_class="' . $this->_php_class . "\">\n";
|
|
}
|
|
else
|
|
{
|
|
$rs.="<struct>\n";
|
|
}
|
|
foreach($val as $key2 => $val2)
|
|
{
|
|
$rs.='<member><name>'.xmlrpc_encode_entitites($key2, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding)."</name>\n";
|
|
//$rs.=$this->serializeval($val2);
|
|
$rs.=$val2->serialize($charset_encoding);
|
|
$rs.="</member>\n";
|
|
}
|
|
$rs.='</struct>';
|
|
break;
|
|
case 2:
|
|
// array
|
|
$rs.="<array>\n<data>\n";
|
|
for($i=0; $i<count($val); $i++)
|
|
{
|
|
//$rs.=$this->serializeval($val[$i]);
|
|
$rs.=$val[$i]->serialize($charset_encoding);
|
|
}
|
|
$rs.="</data>\n</array>";
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
return $rs;
|
|
}
|
|
|
|
/**
|
|
* Returns xml representation of the value. XML prologue not included
|
|
* @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
|
|
* @return string
|
|
* @access public
|
|
*/
|
|
function serialize($charset_encoding='')
|
|
{
|
|
// add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
|
|
//if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
|
|
//{
|
|
reset($this->me);
|
|
list($typ, $val) = each($this->me);
|
|
return '<value>' . $this->serializedata($typ, $val, $charset_encoding) . "</value>\n";
|
|
//}
|
|
}
|
|
|
|
// DEPRECATED
|
|
function serializeval($o)
|
|
{
|
|
// add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
|
|
//if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
|
|
//{
|
|
$ar=$o->me;
|
|
reset($ar);
|
|
list($typ, $val) = each($ar);
|
|
return '<value>' . $this->serializedata($typ, $val) . "</value>\n";
|
|
//}
|
|
}
|
|
|
|
/**
|
|
* Checks wheter a struct member with a given name is present.
|
|
* Works only on xmlrpcvals of type struct.
|
|
* @param string $m the name of the struct member to be looked up
|
|
* @return boolean
|
|
* @access public
|
|
*/
|
|
function structmemexists($m)
|
|
{
|
|
return array_key_exists($m, $this->me['struct']);
|
|
}
|
|
|
|
/**
|
|
* Returns the value of a given struct member (an xmlrpcval object in itself).
|
|
* Will raise a php warning if struct member of given name does not exist
|
|
* @param string $m the name of the struct member to be looked up
|
|
* @return xmlrpcval
|
|
* @access public
|
|
*/
|
|
function structmem($m)
|
|
{
|
|
return $this->me['struct'][$m];
|
|
}
|
|
|
|
/**
|
|
* Reset internal pointer for xmlrpcvals of type struct.
|
|
* @access public
|
|
*/
|
|
function structreset()
|
|
{
|
|
reset($this->me['struct']);
|
|
}
|
|
|
|
/**
|
|
* Return next member element for xmlrpcvals of type struct.
|
|
* @return xmlrpcval
|
|
* @access public
|
|
*/
|
|
function structeach()
|
|
{
|
|
return each($this->me['struct']);
|
|
}
|
|
|
|
// DEPRECATED! this code looks like it is very fragile and has not been fixed
|
|
// for a long long time. Shall we remove it for 2.0?
|
|
function getval()
|
|
{
|
|
// UNSTABLE
|
|
reset($this->me);
|
|
list($a,$b)=each($this->me);
|
|
// contributed by I Sofer, 2001-03-24
|
|
// add support for nested arrays to scalarval
|
|
// i've created a new method here, so as to
|
|
// preserve back compatibility
|
|
|
|
if(is_array($b))
|
|
{
|
|
@reset($b);
|
|
while(list($id,$cont) = @each($b))
|
|
{
|
|
$b[$id] = $cont->scalarval();
|
|
}
|
|
}
|
|
|
|
// add support for structures directly encoding php objects
|
|
if(is_object($b))
|
|
{
|
|
$t = get_object_vars($b);
|
|
@reset($t);
|
|
while(list($id,$cont) = @each($t))
|
|
{
|
|
$t[$id] = $cont->scalarval();
|
|
}
|
|
@reset($t);
|
|
while(list($id,$cont) = @each($t))
|
|
{
|
|
@$b->$id = $cont;
|
|
}
|
|
}
|
|
// end contrib
|
|
return $b;
|
|
}
|
|
|
|
/**
|
|
* Returns the value of a scalar xmlrpcval
|
|
* @return mixed
|
|
* @access public
|
|
*/
|
|
function scalarval()
|
|
{
|
|
reset($this->me);
|
|
list(,$b)=each($this->me);
|
|
return $b;
|
|
}
|
|
|
|
/**
|
|
* Returns the type of the xmlrpcval.
|
|
* For integers, 'int' is always returned in place of 'i4'
|
|
* @return string
|
|
* @access public
|
|
*/
|
|
function scalartyp()
|
|
{
|
|
reset($this->me);
|
|
list($a,)=each($this->me);
|
|
if($a==$GLOBALS['xmlrpcI4'])
|
|
{
|
|
$a=$GLOBALS['xmlrpcInt'];
|
|
}
|
|
return $a;
|
|
}
|
|
|
|
/**
|
|
* Returns the m-th member of an xmlrpcval of struct type
|
|
* @param integer $m the index of the value to be retrieved (zero based)
|
|
* @return xmlrpcval
|
|
* @access public
|
|
*/
|
|
function arraymem($m)
|
|
{
|
|
return $this->me['array'][$m];
|
|
}
|
|
|
|
/**
|
|
* Returns the number of members in an xmlrpcval of array type
|
|
* @return integer
|
|
* @access public
|
|
*/
|
|
function arraysize()
|
|
{
|
|
return count($this->me['array']);
|
|
}
|
|
|
|
/**
|
|
* Returns the number of members in an xmlrpcval of struct type
|
|
* @return integer
|
|
* @access public
|
|
*/
|
|
function structsize()
|
|
{
|
|
return count($this->me['struct']);
|
|
}
|
|
}
|
|
|
|
|
|
// date helpers
|
|
|
|
/**
|
|
* Given a timestamp, return the corresponding ISO8601 encoded string.
|
|
*
|
|
* Really, timezones ought to be supported
|
|
* but the XML-RPC spec says:
|
|
*
|
|
* "Don't assume a timezone. It should be specified by the server in its
|
|
* documentation what assumptions it makes about timezones."
|
|
*
|
|
* These routines always assume localtime unless
|
|
* $utc is set to 1, in which case UTC is assumed
|
|
* and an adjustment for locale is made when encoding
|
|
*
|
|
* @param int $timet (timestamp)
|
|
* @param int $utc (0 or 1)
|
|
* @return string
|
|
*/
|
|
function iso8601_encode($timet, $utc=0)
|
|
{
|
|
if(!$utc)
|
|
{
|
|
$t=strftime("%Y%m%dT%H:%M:%S", $timet);
|
|
}
|
|
else
|
|
{
|
|
if(function_exists('gmstrftime'))
|
|
{
|
|
// gmstrftime doesn't exist in some versions
|
|
// of PHP
|
|
$t=gmstrftime("%Y%m%dT%H:%M:%S", $timet);
|
|
}
|
|
else
|
|
{
|
|
$t=strftime("%Y%m%dT%H:%M:%S", $timet-date('Z'));
|
|
}
|
|
}
|
|
return $t;
|
|
}
|
|
|
|
/**
|
|
* Given an ISO8601 date string, return a timet in the localtime, or UTC
|
|
* @param string $idate
|
|
* @param int $utc either 0 or 1
|
|
* @return int (datetime)
|
|
*/
|
|
function iso8601_decode($idate, $utc=0)
|
|
{
|
|
$t=0;
|
|
if(preg_match('/([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})/', $idate, $regs))
|
|
{
|
|
if($utc)
|
|
{
|
|
$t=gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
|
|
}
|
|
else
|
|
{
|
|
$t=mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
|
|
}
|
|
}
|
|
return $t;
|
|
}
|
|
|
|
/**
|
|
* Takes an xmlrpc value in PHP xmlrpcval object format and translates it into native PHP types.
|
|
*
|
|
* Works with xmlrpc message objects as input, too.
|
|
*
|
|
* Given proper options parameter, can rebuild generic php object instances
|
|
* (provided those have been encoded to xmlrpc format using a corresponding
|
|
* option in php_xmlrpc_encode())
|
|
* PLEASE NOTE that rebuilding php objects involves calling their constructor function.
|
|
* This means that the remote communication end can decide which php code will
|
|
* get executed on your server, leaving the door possibly open to 'php-injection'
|
|
* style of attacks (provided you have some classes defined on your server that
|
|
* might wreak havoc if instances are built outside an appropriate context).
|
|
* Make sure you trust the remote server/client before eanbling this!
|
|
*
|
|
* @author Dan Libby (dan@libby.com)
|
|
*
|
|
* @param xmlrpcval $xmlrpc_val
|
|
* @param array $options if 'decode_php_objs' is set in the options array, xmlrpc structs can be decoded into php objects; if 'dates_as_objects' is set xmlrpc datetimes are decoded as php DateTime objects (standard is
|
|
* @return mixed
|
|
*/
|
|
function php_xmlrpc_decode($xmlrpc_val, $options=array())
|
|
{
|
|
switch($xmlrpc_val->kindOf())
|
|
{
|
|
case 'scalar':
|
|
if (in_array('extension_api', $options))
|
|
{
|
|
reset($xmlrpc_val->me);
|
|
list($typ,$val) = each($xmlrpc_val->me);
|
|
switch ($typ)
|
|
{
|
|
case 'dateTime.iso8601':
|
|
$xmlrpc_val->scalar = $val;
|
|
$xmlrpc_val->xmlrpc_type = 'datetime';
|
|
$xmlrpc_val->timestamp = iso8601_decode($val);
|
|
return $xmlrpc_val;
|
|
case 'base64':
|
|
$xmlrpc_val->scalar = $val;
|
|
$xmlrpc_val->type = $typ;
|
|
return $xmlrpc_val;
|
|
default:
|
|
return $xmlrpc_val->scalarval();
|
|
}
|
|
}
|
|
if (in_array('dates_as_objects', $options) && $xmlrpc_val->scalartyp() == 'dateTime.iso8601')
|
|
{
|
|
// we return a Datetime object instead of a string
|
|
// since now the constructor of xmlrpcval accepts safely strings, ints and datetimes,
|
|
// we cater to all 3 cases here
|
|
$out = $xmlrpc_val->scalarval();
|
|
if (is_string($out))
|
|
{
|
|
$out = strtotime($out);
|
|
}
|
|
if (is_int($out))
|
|
{
|
|
$result = new Datetime();
|
|
$result->setTimestamp($out);
|
|
return $result;
|
|
}
|
|
elseif (is_a($out, 'Datetime'))
|
|
{
|
|
return $out;
|
|
}
|
|
}
|
|
return $xmlrpc_val->scalarval();
|
|
case 'array':
|
|
$size = $xmlrpc_val->arraysize();
|
|
$arr = array();
|
|
for($i = 0; $i < $size; $i++)
|
|
{
|
|
$arr[] = php_xmlrpc_decode($xmlrpc_val->arraymem($i), $options);
|
|
}
|
|
return $arr;
|
|
case 'struct':
|
|
$xmlrpc_val->structreset();
|
|
// If user said so, try to rebuild php objects for specific struct vals.
|
|
/// @todo should we raise a warning for class not found?
|
|
// shall we check for proper subclass of xmlrpcval instead of
|
|
// presence of _php_class to detect what we can do?
|
|
if (in_array('decode_php_objs', $options) && $xmlrpc_val->_php_class != ''
|
|
&& class_exists($xmlrpc_val->_php_class))
|
|
{
|
|
$obj = @new $xmlrpc_val->_php_class;
|
|
while(list($key,$value)=$xmlrpc_val->structeach())
|
|
{
|
|
$obj->$key = php_xmlrpc_decode($value, $options);
|
|
}
|
|
return $obj;
|
|
}
|
|
else
|
|
{
|
|
$arr = array();
|
|
while(list($key,$value)=$xmlrpc_val->structeach())
|
|
{
|
|
$arr[$key] = php_xmlrpc_decode($value, $options);
|
|
}
|
|
return $arr;
|
|
}
|
|
case 'msg':
|
|
$paramcount = $xmlrpc_val->getNumParams();
|
|
$arr = array();
|
|
for($i = 0; $i < $paramcount; $i++)
|
|
{
|
|
$arr[] = php_xmlrpc_decode($xmlrpc_val->getParam($i));
|
|
}
|
|
return $arr;
|
|
}
|
|
}
|
|
|
|
// This constant left here only for historical reasons...
|
|
// it was used to decide if we have to define xmlrpc_encode on our own, but
|
|
// we do not do it anymore
|
|
if(function_exists('xmlrpc_decode'))
|
|
{
|
|
define('XMLRPC_EPI_ENABLED','1');
|
|
}
|
|
else
|
|
{
|
|
define('XMLRPC_EPI_ENABLED','0');
|
|
}
|
|
|
|
/**
|
|
* Takes native php types and encodes them into xmlrpc PHP object format.
|
|
* It will not re-encode xmlrpcval objects.
|
|
*
|
|
* Feature creep -- could support more types via optional type argument
|
|
* (string => datetime support has been added, ??? => base64 not yet)
|
|
*
|
|
* If given a proper options parameter, php object instances will be encoded
|
|
* into 'special' xmlrpc values, that can later be decoded into php objects
|
|
* by calling php_xmlrpc_decode() with a corresponding option
|
|
*
|
|
* @author Dan Libby (dan@libby.com)
|
|
*
|
|
* @param mixed $php_val the value to be converted into an xmlrpcval object
|
|
* @param array $options can include 'encode_php_objs', 'auto_dates', 'null_extension' or 'extension_api'
|
|
* @return xmlrpcval
|
|
*/
|
|
function php_xmlrpc_encode($php_val, $options=array())
|
|
{
|
|
$type = gettype($php_val);
|
|
switch($type)
|
|
{
|
|
case 'string':
|
|
if (in_array('auto_dates', $options) && preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $php_val))
|
|
$xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDateTime']);
|
|
else
|
|
$xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcString']);
|
|
break;
|
|
case 'integer':
|
|
$xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcInt']);
|
|
break;
|
|
case 'double':
|
|
$xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDouble']);
|
|
break;
|
|
// <G_Giunta_2001-02-29>
|
|
// Add support for encoding/decoding of booleans, since they are supported in PHP
|
|
case 'boolean':
|
|
$xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcBoolean']);
|
|
break;
|
|
// </G_Giunta_2001-02-29>
|
|
case 'array':
|
|
// PHP arrays can be encoded to either xmlrpc structs or arrays,
|
|
// depending on wheter they are hashes or plain 0..n integer indexed
|
|
// A shorter one-liner would be
|
|
// $tmp = array_diff(array_keys($php_val), range(0, count($php_val)-1));
|
|
// but execution time skyrockets!
|
|
$j = 0;
|
|
$arr = array();
|
|
$ko = false;
|
|
foreach($php_val as $key => $val)
|
|
{
|
|
$arr[$key] = php_xmlrpc_encode($val, $options);
|
|
if(!$ko && $key !== $j)
|
|
{
|
|
$ko = true;
|
|
}
|
|
$j++;
|
|
}
|
|
if($ko)
|
|
{
|
|
$xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
|
|
}
|
|
else
|
|
{
|
|
$xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcArray']);
|
|
}
|
|
break;
|
|
case 'object':
|
|
if(is_a($php_val, 'xmlrpcval'))
|
|
{
|
|
$xmlrpc_val = $php_val;
|
|
}
|
|
else if(is_a($php_val, 'DateTime'))
|
|
{
|
|
$xmlrpc_val = new xmlrpcval($php_val->format('Ymd\TH:i:s'), $GLOBALS['xmlrpcStruct']);
|
|
}
|
|
else
|
|
{
|
|
$arr = array();
|
|
reset($php_val);
|
|
while(list($k,$v) = each($php_val))
|
|
{
|
|
$arr[$k] = php_xmlrpc_encode($v, $options);
|
|
}
|
|
$xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
|
|
if (in_array('encode_php_objs', $options))
|
|
{
|
|
// let's save original class name into xmlrpcval:
|
|
// might be useful later on...
|
|
$xmlrpc_val->_php_class = get_class($php_val);
|
|
}
|
|
}
|
|
break;
|
|
case 'NULL':
|
|
if (in_array('extension_api', $options))
|
|
{
|
|
$xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcString']);
|
|
}
|
|
else if (in_array('null_extension', $options))
|
|
{
|
|
$xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcNull']);
|
|
}
|
|
else
|
|
{
|
|
$xmlrpc_val = new xmlrpcval();
|
|
}
|
|
break;
|
|
case 'resource':
|
|
if (in_array('extension_api', $options))
|
|
{
|
|
$xmlrpc_val = new xmlrpcval((int)$php_val, $GLOBALS['xmlrpcInt']);
|
|
}
|
|
else
|
|
{
|
|
$xmlrpc_val = new xmlrpcval();
|
|
}
|
|
// catch "user function", "unknown type"
|
|
default:
|
|
// giancarlo pinerolo <ping@alt.it>
|
|
// it has to return
|
|
// an empty object in case, not a boolean.
|
|
$xmlrpc_val = new xmlrpcval();
|
|
break;
|
|
}
|
|
return $xmlrpc_val;
|
|
}
|
|
|
|
/**
|
|
* Convert the xml representation of a method response, method request or single
|
|
* xmlrpc value into the appropriate object (a.k.a. deserialize)
|
|
* @param string $xml_val
|
|
* @param array $options
|
|
* @return mixed false on error, or an instance of either xmlrpcval, xmlrpcmsg or xmlrpcresp
|
|
*/
|
|
function php_xmlrpc_decode_xml($xml_val, $options=array())
|
|
{
|
|
$GLOBALS['_xh'] = array();
|
|
$GLOBALS['_xh']['ac'] = '';
|
|
$GLOBALS['_xh']['stack'] = array();
|
|
$GLOBALS['_xh']['valuestack'] = array();
|
|
$GLOBALS['_xh']['params'] = array();
|
|
$GLOBALS['_xh']['pt'] = array();
|
|
$GLOBALS['_xh']['isf'] = 0;
|
|
$GLOBALS['_xh']['isf_reason'] = '';
|
|
$GLOBALS['_xh']['method'] = false;
|
|
$GLOBALS['_xh']['rt'] = '';
|
|
/// @todo 'guestimate' encoding
|
|
$parser = xml_parser_create();
|
|
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
|
|
// What if internal encoding is not in one of the 3 allowed?
|
|
// we use the broadest one, ie. utf8!
|
|
if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
|
|
{
|
|
xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
|
|
}
|
|
else
|
|
{
|
|
xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
|
|
}
|
|
xml_set_element_handler($parser, 'xmlrpc_se_any', 'xmlrpc_ee');
|
|
xml_set_character_data_handler($parser, 'xmlrpc_cd');
|
|
xml_set_default_handler($parser, 'xmlrpc_dh');
|
|
if(!xml_parse($parser, $xml_val, 1))
|
|
{
|
|
$errstr = sprintf('XML error: %s at line %d, column %d',
|
|
xml_error_string(xml_get_error_code($parser)),
|
|
xml_get_current_line_number($parser), xml_get_current_column_number($parser));
|
|
error_log($errstr);
|
|
xml_parser_free($parser);
|
|
return false;
|
|
}
|
|
xml_parser_free($parser);
|
|
if ($GLOBALS['_xh']['isf'] > 1) // test that $GLOBALS['_xh']['value'] is an obj, too???
|
|
{
|
|
error_log($GLOBALS['_xh']['isf_reason']);
|
|
return false;
|
|
}
|
|
switch ($GLOBALS['_xh']['rt'])
|
|
{
|
|
case 'methodresponse':
|
|
$v =& $GLOBALS['_xh']['value'];
|
|
if ($GLOBALS['_xh']['isf'] == 1)
|
|
{
|
|
$vc = $v->structmem('faultCode');
|
|
$vs = $v->structmem('faultString');
|
|
$r = new xmlrpcresp(0, $vc->scalarval(), $vs->scalarval());
|
|
}
|
|
else
|
|
{
|
|
$r = new xmlrpcresp($v);
|
|
}
|
|
return $r;
|
|
case 'methodcall':
|
|
$m = new xmlrpcmsg($GLOBALS['_xh']['method']);
|
|
for($i=0; $i < count($GLOBALS['_xh']['params']); $i++)
|
|
{
|
|
$m->addParam($GLOBALS['_xh']['params'][$i]);
|
|
}
|
|
return $m;
|
|
case 'value':
|
|
return $GLOBALS['_xh']['value'];
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* decode a string that is encoded w/ "chunked" transfer encoding
|
|
* as defined in rfc2068 par. 19.4.6
|
|
* code shamelessly stolen from nusoap library by Dietrich Ayala
|
|
*
|
|
* @param string $buffer the string to be decoded
|
|
* @return string
|
|
*/
|
|
function decode_chunked($buffer)
|
|
{
|
|
// length := 0
|
|
$length = 0;
|
|
$new = '';
|
|
|
|
// read chunk-size, chunk-extension (if any) and crlf
|
|
// get the position of the linebreak
|
|
$chunkend = strpos($buffer,"\r\n") + 2;
|
|
$temp = substr($buffer,0,$chunkend);
|
|
$chunk_size = hexdec( trim($temp) );
|
|
$chunkstart = $chunkend;
|
|
while($chunk_size > 0)
|
|
{
|
|
$chunkend = strpos($buffer, "\r\n", $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 + 2;
|
|
|
|
$chunkend = strpos($buffer,"\r\n",$chunkstart)+2;
|
|
if($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;
|
|
}
|
|
|
|
/**
|
|
* xml charset encoding guessing helper function.
|
|
* Tries to determine the charset encoding of an XML chunk received over HTTP.
|
|
* NB: according to the spec (RFC 3023), if text/xml content-type is received over HTTP without a content-type,
|
|
* we SHOULD assume it is strictly US-ASCII. But we try to be more tolerant of unconforming (legacy?) clients/servers,
|
|
* which will be most probably using UTF-8 anyway...
|
|
*
|
|
* @param string $httpheaders the http Content-type header
|
|
* @param string $xmlchunk xml content buffer
|
|
* @param string $encoding_prefs comma separated list of character encodings to be used as default (when mb extension is enabled)
|
|
*
|
|
* @todo explore usage of mb_http_input(): does it detect http headers + post data? if so, use it instead of hand-detection!!!
|
|
*/
|
|
function guess_encoding($httpheader='', $xmlchunk='', $encoding_prefs=null)
|
|
{
|
|
// discussion: see http://www.yale.edu/pclt/encoding/
|
|
// 1 - test if encoding is specified in HTTP HEADERS
|
|
|
|
//Details:
|
|
// LWS: (\13\10)?( |\t)+
|
|
// token: (any char but excluded stuff)+
|
|
// quoted string: " (any char but double quotes and cointrol chars)* "
|
|
// header: Content-type = ...; charset=value(; ...)*
|
|
// where value is of type token, no LWS allowed between 'charset' and value
|
|
// Note: we do not check for invalid chars in VALUE:
|
|
// this had better be done using pure ereg as below
|
|
// Note 2: we might be removing whitespace/tabs that ought to be left in if
|
|
// the received charset is a quoted string. But nobody uses such charset names...
|
|
|
|
/// @todo this test will pass if ANY header has charset specification, not only Content-Type. Fix it?
|
|
$matches = array();
|
|
if(preg_match('/;\s*charset\s*=([^;]+)/i', $httpheader, $matches))
|
|
{
|
|
return strtoupper(trim($matches[1], " \t\""));
|
|
}
|
|
|
|
// 2 - scan the first bytes of the data for a UTF-16 (or other) BOM pattern
|
|
// (source: http://www.w3.org/TR/2000/REC-xml-20001006)
|
|
// NOTE: actually, according to the spec, even if we find the BOM and determine
|
|
// an encoding, we should check if there is an encoding specified
|
|
// in the xml declaration, and verify if they match.
|
|
/// @todo implement check as described above?
|
|
/// @todo implement check for first bytes of string even without a BOM? (It sure looks harder than for cases WITH a BOM)
|
|
if(preg_match('/^(\x00\x00\xFE\xFF|\xFF\xFE\x00\x00|\x00\x00\xFF\xFE|\xFE\xFF\x00\x00)/', $xmlchunk))
|
|
{
|
|
return 'UCS-4';
|
|
}
|
|
elseif(preg_match('/^(\xFE\xFF|\xFF\xFE)/', $xmlchunk))
|
|
{
|
|
return 'UTF-16';
|
|
}
|
|
elseif(preg_match('/^(\xEF\xBB\xBF)/', $xmlchunk))
|
|
{
|
|
return 'UTF-8';
|
|
}
|
|
|
|
// 3 - test if encoding is specified in the xml declaration
|
|
// Details:
|
|
// SPACE: (#x20 | #x9 | #xD | #xA)+ === [ \x9\xD\xA]+
|
|
// EQ: SPACE?=SPACE? === [ \x9\xD\xA]*=[ \x9\xD\xA]*
|
|
if (preg_match('/^<\?xml\s+version\s*=\s*'. "((?:\"[a-zA-Z0-9_.:-]+\")|(?:'[a-zA-Z0-9_.:-]+'))".
|
|
'\s+encoding\s*=\s*' . "((?:\"[A-Za-z][A-Za-z0-9._-]*\")|(?:'[A-Za-z][A-Za-z0-9._-]*'))/",
|
|
$xmlchunk, $matches))
|
|
{
|
|
return strtoupper(substr($matches[2], 1, -1));
|
|
}
|
|
|
|
// 4 - if mbstring is available, let it do the guesswork
|
|
// NB: we favour finding an encoding that is compatible with what we can process
|
|
if(extension_loaded('mbstring'))
|
|
{
|
|
if($encoding_prefs)
|
|
{
|
|
$enc = mb_detect_encoding($xmlchunk, $encoding_prefs);
|
|
}
|
|
else
|
|
{
|
|
$enc = mb_detect_encoding($xmlchunk);
|
|
}
|
|
// NB: mb_detect likes to call it ascii, xml parser likes to call it US_ASCII...
|
|
// IANA also likes better US-ASCII, so go with it
|
|
if($enc == 'ASCII')
|
|
{
|
|
$enc = 'US-'.$enc;
|
|
}
|
|
return $enc;
|
|
}
|
|
else
|
|
{
|
|
// no encoding specified: as per HTTP1.1 assume it is iso-8859-1?
|
|
// Both RFC 2616 (HTTP 1.1) and 1945 (HTTP 1.0) clearly state that for text/xxx content types
|
|
// this should be the standard. And we should be getting text/xml as request and response.
|
|
// BUT we have to be backward compatible with the lib, which always used UTF-8 as default...
|
|
return $GLOBALS['xmlrpc_defencoding'];
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks if a given charset encoding is present in a list of encodings or
|
|
* if it is a valid subset of any encoding in the list
|
|
* @param string $encoding charset to be tested
|
|
* @param mixed $validlist comma separated list of valid charsets (or array of charsets)
|
|
*/
|
|
function is_valid_charset($encoding, $validlist)
|
|
{
|
|
$charset_supersets = array(
|
|
'US-ASCII' => array ('ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4',
|
|
'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8',
|
|
'ISO-8859-9', 'ISO-8859-10', 'ISO-8859-11', 'ISO-8859-12',
|
|
'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'UTF-8',
|
|
'EUC-JP', 'EUC-', 'EUC-KR', 'EUC-CN')
|
|
);
|
|
if (is_string($validlist))
|
|
$validlist = explode(',', $validlist);
|
|
if (@in_array(strtoupper($encoding), $validlist))
|
|
return true;
|
|
else
|
|
{
|
|
if (array_key_exists($encoding, $charset_supersets))
|
|
foreach ($validlist as $allowed)
|
|
if (in_array($allowed, $charset_supersets[$encoding]))
|
|
return true;
|
|
return false;
|
|
}
|
|
}
|
|
|
|
?>
|