diff options
author | Andrew Dolgov <[email protected]> | 2006-05-17 07:07:30 +0100 |
---|---|---|
committer | Andrew Dolgov <[email protected]> | 2006-05-17 07:07:30 +0100 |
commit | 1002e112a43223c5ab63db4c506601dac59d4c51 (patch) | |
tree | 542cfa200a52941c4c52ca733b66dfd96460676e /xmlrpc/lib/xmlrpcs.inc | |
parent | 0309fb743f59bc67e302db86508515b1bd204865 (diff) |
unbundle xmlrpc library
Diffstat (limited to 'xmlrpc/lib/xmlrpcs.inc')
-rw-r--r-- | xmlrpc/lib/xmlrpcs.inc | 1077 |
1 files changed, 0 insertions, 1077 deletions
diff --git a/xmlrpc/lib/xmlrpcs.inc b/xmlrpc/lib/xmlrpcs.inc deleted file mode 100644 index 1d8beeba3..000000000 --- a/xmlrpc/lib/xmlrpcs.inc +++ /dev/null @@ -1,1077 +0,0 @@ -<?php -// by Edd Dumbill (C) 1999-2002 -// <[email protected]> -// $Id: xmlrpcs.inc,v 1.57 2006/03/20 13:48:25 ggiunta Exp $ - -// Copyright (c) 1999,2000,2002 Edd Dumbill. -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions -// are met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// -// * Neither the name of the "XML-RPC for PHP" nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -// REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR -// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) -// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED -// OF THE POSSIBILITY OF SUCH DAMAGE. - - // XML RPC Server class - // requires: xmlrpc.inc - - // listMethods: signature was either a string, or nothing. - // The useless string variant has been removed - $_xmlrpcs_listMethods_sig=array(array($GLOBALS['xmlrpcArray'])); - $_xmlrpcs_listMethods_doc='This method lists all the methods that the XML-RPC server knows how to dispatch'; - function _xmlrpcs_listMethods($server, $m=null) // if called in plain php values mode, second param is missing - { - - $outAr=array(); - foreach($server->dmap as $key => $val) - { - $outAr[]=&new xmlrpcval($key, 'string'); - } - if($server->allow_system_funcs) - { - foreach($GLOBALS['_xmlrpcs_dmap'] as $key => $val) - { - $outAr[]=&new xmlrpcval($key, 'string'); - } - } - $v=&new xmlrpcval($outAr, 'array'); - return new xmlrpcresp($v); - } - - $_xmlrpcs_methodSignature_sig=array(array($GLOBALS['xmlrpcArray'], $GLOBALS['xmlrpcString'])); - $_xmlrpcs_methodSignature_doc='Returns an array of known signatures (an array of arrays) for the method name passed. If no signatures are known, returns a none-array (test for type != array to detect missing signature)'; - function _xmlrpcs_methodSignature($server, $m) - { - // let accept as parameter both an xmlrpcval or string - if (is_object($m)) - { - $methName=$m->getParam(0); - $methName=$methName->scalarval(); - } - else - { - $methName=$m; - } - if(ereg("^system\.", $methName)) - { - $dmap=$GLOBALS['_xmlrpcs_dmap']; $sysCall=1; - } - else - { - $dmap=$server->dmap; $sysCall=0; - } - // print "<!-- ${methName} -->\n"; - if(isset($dmap[$methName])) - { - if(isset($dmap[$methName]['signature'])) - { - $sigs=array(); - foreach($dmap[$methName]['signature'] as $inSig) - { - $cursig=array(); - foreach($inSig as $sig) - { - $cursig[]=&new xmlrpcval($sig, 'string'); - } - $sigs[]=&new xmlrpcval($cursig, 'array'); - } - $r=&new xmlrpcresp(new xmlrpcval($sigs, 'array')); - } - else - { - // NB: according to the official docs, we should be returning a - // "none-array" here, which means not-an-array - $r=&new xmlrpcresp(new xmlrpcval('undef', 'string')); - } - } - else - { - $r=&new xmlrpcresp(0,$GLOBALS['xmlrpcerr']['introspect_unknown'], $GLOBALS['xmlrpcstr']['introspect_unknown']); - } - return $r; - } - - $_xmlrpcs_methodHelp_sig=array(array($GLOBALS['xmlrpcString'], $GLOBALS['xmlrpcString'])); - $_xmlrpcs_methodHelp_doc='Returns help text if defined for the method passed, otherwise returns an empty string'; - function _xmlrpcs_methodHelp($server, $m) - { - // let accept as parameter both an xmlrpcval or string - if (is_object($m)) - { - $methName=$m->getParam(0); - $methName=$methName->scalarval(); - } - else - { - $methName=$m; - } - if(ereg("^system\.", $methName)) - { - $dmap=$GLOBALS['_xmlrpcs_dmap']; $sysCall=1; - } - else - { - $dmap=$server->dmap; $sysCall=0; - } - // print "<!-- ${methName} -->\n"; - if(isset($dmap[$methName])) - { - if(isset($dmap[$methName]['docstring'])) - { - $r=&new xmlrpcresp(new xmlrpcval($dmap[$methName]['docstring']), 'string'); - } - else - { - $r=&new xmlrpcresp(new xmlrpcval('', 'string')); - } - } - else - { - $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['introspect_unknown'], $GLOBALS['xmlrpcstr']['introspect_unknown']); - } - return $r; - } - - $_xmlrpcs_multicall_sig = array(array($GLOBALS['xmlrpcArray'], $GLOBALS['xmlrpcArray'])); - $_xmlrpcs_multicall_doc = 'Boxcar multiple RPC calls in one request. See http://www.xmlrpc.com/discuss/msgReader$1208 for details'; - - function _xmlrpcs_multicall_error($err) - { - if(is_string($err)) - { - $str = $GLOBALS['xmlrpcstr']["multicall_${err}"]; - $code = $GLOBALS['xmlrpcerr']["multicall_${err}"]; - } - else - { - $code = $err->faultCode(); - $str = $err->faultString(); - } - $struct = array(); - $struct['faultCode'] =& new xmlrpcval($code, 'int'); - $struct['faultString'] =& new xmlrpcval($str, 'string'); - return new xmlrpcval($struct, 'struct'); - } - - function _xmlrpcs_multicall_do_call($server, $call) - { - if($call->kindOf() != 'struct') - { - return _xmlrpcs_multicall_error('notstruct'); - } - $methName = @$call->structmem('methodName'); - if(!$methName) - { - return _xmlrpcs_multicall_error('nomethod'); - } - if($methName->kindOf() != 'scalar' || $methName->scalartyp() != 'string') - { - return _xmlrpcs_multicall_error('notstring'); - } - if($methName->scalarval() == 'system.multicall') - { - return _xmlrpcs_multicall_error('recursion'); - } - - $params = @$call->structmem('params'); - if(!$params) - { - return _xmlrpcs_multicall_error('noparams'); - } - if($params->kindOf() != 'array') - { - return _xmlrpcs_multicall_error('notarray'); - } - $numParams = $params->arraysize(); - - $msg =& new xmlrpcmsg($methName->scalarval()); - for($i = 0; $i < $numParams; $i++) - { - if(!$msg->addParam($params->arraymem($i))) - { - $i++; - return _xmlrpcs_multicall_error(new xmlrpcresp(0, - $GLOBALS['xmlrpcerr']['incorrect_params'], - $GLOBALS['xmlrpcstr']['incorrect_params'] . ": probable xml error in param " . $i)); - } - } - - $result = $server->execute($msg); - - if($result->faultCode() != 0) - { - return _xmlrpcs_multicall_error($result); // Method returned fault. - } - - return new xmlrpcval(array($result->value()), 'array'); - } - - function _xmlrpcs_multicall_do_call_phpvals($server, $call) - { - if(!is_array($call)) - { - return _xmlrpcs_multicall_error('notstruct'); - } - if(!array_key_exists('methodName', $call)) - { - return _xmlrpcs_multicall_error('nomethod'); - } - if (!is_string($call['methodName'])) - { - return _xmlrpcs_multicall_error('notstring'); - } - if($call['methodName'] == 'system.multicall') - { - return _xmlrpcs_multicall_error('recursion'); - } - if(!array_key_exists('params', $call)) - { - return _xmlrpcs_multicall_error('noparams'); - } - if(!is_array($call['params'])) - { - return _xmlrpcs_multicall_error('notarray'); - } - - // this is a real dirty and simplistic hack, since we might have received a - // base64 or datetime values, but they will be listed as strings here... - $numParams = count($call['params']); - $pt = array(); - foreach($call['params'] as $val) - $pt[] = php_2_xmlrpc_type(gettype($val)); - - $result = $server->execute($call['methodName'], $call['params'], $pt); - - if($result->faultCode() != 0) - { - return _xmlrpcs_multicall_error($result); // Method returned fault. - } - - return new xmlrpcval(array($result->value()), 'array'); - } - - function _xmlrpcs_multicall($server, $m) - { - $result = array(); - // let accept a plain list of php parameters, beside a single xmlrpc msg object - if (is_object($m)) - { - $calls = $m->getParam(0); - $numCalls = $calls->arraysize(); - for($i = 0; $i < $numCalls; $i++) - { - $call = $calls->arraymem($i); - $result[$i] = _xmlrpcs_multicall_do_call($server, $call); - } - } - else - { - //$calls = func_get_args(); - $numCalls=count($m); - for($i = 0; $i < $numCalls; $i++) - { - $result[$i] = _xmlrpcs_multicall_do_call_phpvals($server, $m[$i]); - } - } - - return new xmlrpcresp(new xmlrpcval($result, 'array')); - } - - $GLOBALS['_xmlrpcs_dmap']=array( - 'system.listMethods' => array( - 'function' => '_xmlrpcs_listMethods', - 'signature' => $_xmlrpcs_listMethods_sig, - 'docstring' => $_xmlrpcs_listMethods_doc), - 'system.methodHelp' => array( - 'function' => '_xmlrpcs_methodHelp', - 'signature' => $_xmlrpcs_methodHelp_sig, - 'docstring' => $_xmlrpcs_methodHelp_doc), - 'system.methodSignature' => array( - 'function' => '_xmlrpcs_methodSignature', - 'signature' => $_xmlrpcs_methodSignature_sig, - 'docstring' => $_xmlrpcs_methodSignature_doc), - 'system.multicall' => array( - 'function' => '_xmlrpcs_multicall', - 'signature' => $_xmlrpcs_multicall_sig, - 'docstring' => $_xmlrpcs_multicall_doc - ) - ); - - $GLOBALS['_xmlrpcs_occurred_errors'] = ''; - $GLOBALS['_xmlrpcs_prev_ehandler'] = ''; - /** - * Error handler used to track errors that occur during server-side execution of PHP code. - * This allows to report back to the client whether an internal error has occurred or not - * using an xmlrpc response object, instead of letting the client deal with the html junk - * that a PHP execution error on the server generally entails. - * - * NB: in fact a user defined error handler can only handle WARNING, NOTICE and USER_* errors. - * - */ - function _xmlrpcs_errorHandler($errcode, $errstring, $filename=null, $lineno=null, $context=null) - { - //if($errcode != E_NOTICE && $errcode != E_WARNING && $errcode != E_USER_NOTICE && $errcode != E_USER_WARNING) - if($errcode != 2048) // do not use E_STRICT by name, since on PHP 4 it will not be defined - { - $GLOBALS['_xmlrpcs_occurred_errors'] = $GLOBALS['_xmlrpcs_occurred_errors'] . $errstring . "\n"; - } - // Try to avoid as much as possible disruption to the previous error handling - // mechanism in place - if($GLOBALS['_xmlrpcs_prev_ehandler'] == '') - { - // The previous error handler was the default: all we should do is log error - // to the default error log (if level high enough) - if(ini_get('log_errors') && (intval(ini_get('error_reporting')) & $errcode)) - { - error_log($errstring); - } - } - else - { - // Pass control on to previous error handler, trying to avoid loops... - if($GLOBALS['_xmlrpcs_prev_ehandler'] != '_xmlrpcs_errorHandler') - { - // NB: this code will NOT work on php < 4.0.2: only 2 params were used for error handlers - if(is_array($GLOBALS['_xmlrpcs_prev_ehandler'])) - { - $GLOBALS['_xmlrpcs_prev_ehandler'][0]->$GLOBALS['_xmlrpcs_prev_ehandler'][1]($errcode, $errstring, $filename, $lineno, $context); - } - else - { - $GLOBALS['_xmlrpcs_prev_ehandler']($errcode, $errstring, $filename, $lineno, $context); - } - } - } - } - - $GLOBALS['_xmlrpc_debuginfo']=''; - - /** - * Add a string to the debug info that can be later seralized by the server - * as part of the response message. - * Note that for best compatbility, the debug string should be encoded using - * the $GLOBALS['xmlrpc_internalencoding'] character set. - * @param string $m - * @access public - */ - function xmlrpc_debugmsg($m) - { - $GLOBALS['_xmlrpc_debuginfo'] .= $m . "\n"; - } - - class xmlrpc_server - { - /// array defining php functions exposed as xmlrpc methods by this server - var $dmap=array(); - /** - * Defines how functions in dmap will be invokde: either using an xmlrpc msg object - * or plain php values. - * valid strings are 'xmlrpcvals' or 'phpvals' - */ - var $functions_parameters_type='xmlrpcvals'; - /// controls wether the server is going to echo debugging messages back to the client as comments in response body. valid values: 0,1,2,3 - var $debug = 1; - /** - * When set to true, it will enable HTTP compression of the response, in case - * the client has declared its support for compression in the request. - */ - var $compress_response = false; - /** - * List of http compression methods accepted by the server for requests. - * NB: PHP supports deflate, gzip compressions out of the box if compiled w. zlib - */ - var $accepted_compression = array(); - /// shall we serve calls to system.* methods? - var $allow_system_funcs = true; - /// list of charset encodings natively accepted for requests - var $accepted_charset_encodings = array(); - /** - * charset encoding to be used for response. - * NB: if we can, we will convert the generated response from internal_encoding to the intended one. - * can be: a supported xml encoding (only UTF-8 and ISO-8859-1 at present, unless mbstring is enabled), - * null (leave unspecified in response, convert output stream to US_ASCII), - * 'default' (use xmlrpc library default as specified in xmlrpc.inc, convert output stream if needed), - * or 'auto' (use client-specified charset encoding or same as request if request headers do not specify it (unless request is US-ASCII: then use library default anyway). - * NB: pretty dangerous if you accept every charset and do not have mbstring enabled) - */ - var $response_charset_encoding = ''; - /// storage for internal debug info - var $debug_info = ''; - - /** - * @param array $dispmap the dispatch map withd efinition of exposed services - * @param boolean $servicenow set to false to prevent the server from runnung upon construction - */ - function xmlrpc_server($dispMap=null, $serviceNow=true) - { - // if ZLIB is enabled, let the server by default accept compressed requests, - // and compress responses sent to clients that support them - if(function_exists('gzinflate')) - { - $this->accepted_compression = array('gzip', 'deflate'); - $this->compress_response = true; - } - - // by default the xml parser can support these 3 charset encodings - $this->accepted_charset_encodings = array('UTF-8', 'ISO-8859-1', 'US-ASCII'); - - // dispMap is a dispatch array of methods - // mapped to function names and signatures - // if a method - // doesn't appear in the map then an unknown - // method error is generated - /* milosch - changed to make passing dispMap optional. - * instead, you can use the class add_to_map() function - * to add functions manually (borrowed from SOAPX4) - */ - if($dispMap) - { - $this->dmap = $dispMap; - if($serviceNow) - { - $this->service(); - } - } - } - - /** - * Set debug level of server. - * @param integer $in debug lvl: determines info added to xmlrpc responses (as xml comments) - * 0 = no debug info, - * 1 = msgs set from user with debugmsg(), - * 2 = add complete xmlrpc request (headers and body), - * 3 = add also all processing warnings happened during method processing - * (NB: this involves setting a custom error handler, and might interfere - * with the standard processing of the php function exposed as method. In - * particular, triggering an USER_ERROR level error will not halt script - * execution anymore, but just end up logged in the xmlrpc response) - * Note that info added at elevel 2 and 3 will be base64 encoded - */ - function setDebug($in) - { - $this->debug=$in; - } - - /** - * Return a string with the serialized representation of all debug info - * @param string $charset_encoding the target charset encoding for the serialization - * @return string an XML comment (or two) - */ - function serializeDebug($charset_encoding='') - { - // Tough encoding problem: which internal charset should we assume for debug info? - // It might contain a copy of raw data received from client, ie with unknown encoding, - // intermixed with php generated data and user generated data... - // so we split it: system debug is base 64 encoded, - // user debug info should be encoded by the end user using the INTERNAL_ENCODING - $out = ''; - if ($this->debug_info != '') { - $out .= "<!-- SERVER DEBUG INFO (BASE64 ENCODED):\n".base64_encode($this->debug_info)."\n-->\n"; - } - if($GLOBALS['_xmlrpc_debuginfo']!='') - { - - $out .= "<!-- DEBUG INFO:\n" . xmlrpc_encode_entitites(str_replace('--', '_-', $GLOBALS['_xmlrpc_debuginfo']), $GLOBALS['xmlrpc_internalencoding'], $charset_encoding) . "\n-->\n"; - // NB: a better solution MIGHT be to use CDATA, but we need to insert it - // into return payload AFTER the beginning tag - //$out .= "<![CDATA[ DEBUG INFO:\n\n" . str_replace(']]>', ']_]_>', $GLOBALS['_xmlrpc_debuginfo']) . "\n]]>\n"; - } - return $out; - } - - /** - * Execute the xmlrpc request, printing the response - * @param string $data the request body. If null, the http POST request will be examined - */ - function service($data=null) - { - if ($data === null) { - $data = isset($GLOBALS['HTTP_RAW_POST_DATA']) ? $GLOBALS['HTTP_RAW_POST_DATA'] : ''; - } - - // reset internal debug info - $this->debug_info = ''; - - // Echo back what we received, before parsing it - if($this->debug > 1) - { - $this->debugmsg("+++GOT+++\n" . $data . "\n+++END+++"); - } - - $r = $this->parseRequestHeaders($data, $req_charset, $resp_charset, $resp_encoding); - if (!$r) - { - $r=$this->parseRequest($data, $req_charset); - } - - if($this->debug > 2 && $GLOBALS['_xmlrpcs_occurred_errors']) - { - $this->debugmsg("+++PROCESSING ERRORS AND WARNINGS+++\n" . - $GLOBALS['_xmlrpcs_occurred_errors'] . "+++END+++"); - } - - //$payload='<?xml version="1.0" encoding="' . $GLOBALS['xmlrpc_defencoding'] . '"?' . '>' . "\n" - - $payload=$this->xml_header($resp_charset); - if($this->debug > 0) - { - - //$payload = $payload . "<methodResponse>\n" . $this->serializeDebug(); - //$payload = $payload . substr($r->serialize(), 17); - $payload = $payload . $this->serializeDebug($resp_charset); - } - //else - //{ - // G. Giunta 2006-01-27: do not create response serialization if it has - // already happened. Helps building json magic - if (empty($r->payload)) - { - $r->serialize($resp_charset); - } - $payload = $payload . $r->payload; - //} - - - // if we get a warning/error that has output some text before here, then we cannot - // add a new header. We cannot say we are sending xml, either... - if(!headers_sent()) - { - header('Content-Type: '.$r->content_type); - // we do not know if client actually told us an accepted charset, but if he did - // we have to tell him what we did - header("Vary: Accept-Charset"); - - // http compression of output - if($this->compress_response && function_exists('gzencode') && $resp_encoding != '') - { - if(strstr($resp_encoding, 'gzip')) - { - $payload = gzencode($payload); - header("Content-Encoding: gzip"); - header("Vary: Accept-Encoding"); - } - elseif (strstr($resp_encoding, 'deflate')) - { - $payload = gzdeflate($payload); - header("Content-Encoding: deflate"); - header("Vary: Accept-Encoding"); - } - } - - header('Content-Length: ' . (int)strlen($payload)); - } - else - { - //print "Internal server error: headers sent before PHP response" - error_log('XML-RPC: xmlrpc_server::service: http headers already sent before response is fully generated. Check for php warning or error messages'); - } - - print $payload; - } - - /** - * Add a method to the dispatch map - * @param string $methodname the name with which the method will be made available - * @param string $function the php function that will get invoked - * @param array $sig the array of valid method signatures - * @param string $doc method documentation - */ - function add_to_map($methodname,$function,$sig,$doc='') - { - $this->dmap[$methodname] = array( - 'function' => $function, - 'signature' => $sig, - 'docstring' => $doc - ); - } - - /** - * Verify type and number of parameters received against a list of known signatures - * @param array $in array of either xmlrpcval objects or xmlrpc type definitions - * @param array $sig array of known signatures to match against - * @access private - */ - function verifySignature($in, $sig) - { - // check each possible signature in turn - if (is_object($in)) - { - $numParams = $in->getNumParams(); - } - else - { - $numParams = sizeof($in); - } - foreach($sig as $cursig) - { - if(sizeof($cursig)==$numParams+1) - { - $itsOK=1; - for($n=0; $n<$numParams; $n++) - { - if (is_object($in)) - { - $p=$in->getParam($n); - if($p->kindOf() == 'scalar') - { - $pt=$p->scalartyp(); - } - else - { - $pt=$p->kindOf(); - } - } - else - { - $pt= $in[$n] == 'i4' ? 'int' : $in[$n]; // dispatch maps never use i4... - } - - // param index is $n+1, as first member of sig is return type - if($pt != $cursig[$n+1] && $cursig[$n+1] != $GLOBALS['xmlrpcValue']) - { - $itsOK=0; - $pno=$n+1; - $wanted=$cursig[$n+1]; - $got=$pt; - break; - } - } - if($itsOK) - { - return array(1,''); - } - } - } - if(isset($wanted)) - { - return array(0, "Wanted ${wanted}, got ${got} at param ${pno}"); - } - else - { - return array(0, "No method signature matches number of parameters"); - } - } - - /** - * Parse http headers received along with xmlrpc request. If needed, inflate request - * @return null on success or an xmlrpcresp - * @access private - */ - function parseRequestHeaders(&$data, &$req_encoding, &$resp_encoding, &$resp_compression) - { - // Play nice to PHP 4.0.x: superglobals were not yet invented... - if(!isset($_SERVER)) - { - $_SERVER = $GLOBALS['HTTP_SERVER_VARS']; - } - - if($this->debug > 1) - { - if(function_exists('getallheaders')) - { - $this->debugmsg(''); // empty line - foreach(getallheaders() as $name => $val) - { - $this->debugmsg("HEADER: $name: $val"); - } - } - - } - - if(isset($_SERVER['HTTP_CONTENT_ENCODING'])) - { - $content_encoding = $_SERVER['HTTP_CONTENT_ENCODING']; - } - else - { - $content_encoding = ''; - } - - // check if request body has been compressed and decompress it - if($content_encoding != '' && strlen($data)) - { - if($content_encoding == 'deflate' || $content_encoding == 'gzip') - { - // if decoding works, use it. else assume data wasn't gzencoded - if(function_exists('gzinflate') && in_array($content_encoding, $this->accepted_compression)) - { - if($content_encoding == 'deflate' && $degzdata = @gzinflate($data)) - { - $data = $degzdata; - if($this->debug > 1) - { - $this->debugmsg("\n+++INFLATED REQUEST+++[".strlen($data)." chars]+++\n" . $data . "\n+++END+++"); - } - } - elseif($content_encoding == 'gzip' && $degzdata = @gzinflate(substr($data, 10))) - { - $data = $degzdata; - if($this->debug > 1) - $this->debugmsg("+++INFLATED REQUEST+++[".strlen($data)." chars]+++\n" . $data . "\n+++END+++"); - } - else - { - $r =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['server_decompress_fail'], $GLOBALS['xmlrpcstr']['server_decompress_fail']); - return $r; - } - } - else - { - //error_log('The server sent deflated data. Your php install must have the Zlib extension compiled in to support this.'); - $r =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['server_cannot_decompress'], $GLOBALS['xmlrpcstr']['server_cannot_decompress']); - return $r; - } - } - } - - // check if client specified accepted charsets, and if we know how to fulfill - // the request - if ($this->response_charset_encoding == 'auto') - { - $resp_encoding = ''; - if (isset($_SERVER['HTTP_ACCEPT_CHARSET'])) - { - // here we should check if we can match the client-requested encoding - // with the encodings we know we can generate. - /// @todo we should parse q=0.x preferences instead of getting first charset specified... - $client_accepted_charsets = split(',', strtoupper($_SERVER['HTTP_ACCEPT_CHARSET'])); - // Give preference to internal encoding - $known_charsets = array($this->internal_encoding, 'UTF-8', 'ISO-8859-1', 'US-ASCII'); - foreach ($known_charsets as $charset) - { - foreach ($client_accepted_charsets as $accepted) - if (strpos($accepted, $charset) === 0) - { - $resp_encoding = $charset; - break; - } - if ($resp_encoding) - break; - } - } - } - else - { - $resp_encoding = $this->response_charset_encoding; - } - - if (isset($_SERVER['HTTP_ACCEPT_ENCODING'])) - { - $resp_compression = $_SERVER['HTTP_ACCEPT_ENCODING']; - } - else - { - $resp_compression = ''; - } - - // 'guestimate' request encoding - /// @todo check if mbstring is enabled and automagic input conversion is on: it might mingle with this check??? - $req_encoding = guess_encoding(isset($_SERVER['CONTENT_TYPE']) ? $_SERVER['CONTENT_TYPE'] : '', - $data); - - return null; - } - - /** - * Parse an xml chunk containing an xmlrpc request and execute the corresponding - * php function registered with the server - * @param string $data the xml request - * @param string $req_encoding (optional) the charset encoding of the xml request - * @return xmlrpcresp - * @access private - */ - function parseRequest($data, $req_encoding='') - { - // 2005/05/07 commented and moved into caller function code - //if($data=='') - //{ - // $data=$GLOBALS['HTTP_RAW_POST_DATA']; - //} - - - // G. Giunta 2005/02/13: we do NOT expect to receive html entities - // so we do not try to convert them into xml character entities - //$data = xmlrpc_html_entity_xlate($data); - - $GLOBALS['_xh']=array(); - $GLOBALS['_xh']['isf']=0; - $GLOBALS['_xh']['isf_reason']=''; - $GLOBALS['_xh']['params']=array(); - $GLOBALS['_xh']['pt']=array(); - $GLOBALS['_xh']['stack']=array(); - $GLOBALS['_xh']['valuestack'] = array(); - $GLOBALS['_xh']['method']=''; - - // decompose incoming XML into request structure - if ($req_encoding != '') - { - if (!in_array($req_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII'))) - // the following code might be better for mb_string enabled installs, but - // makes the lib about 200% slower... - //if (!is_valid_charset($req_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII'))) - { - error_log('XML-RPC: xmlrpc_server::parseRequest: invalid charset encoding of received request: '.$req_encoding); - $req_encoding = $GLOBALS['xmlrpc_defencoding']; - } - /// @BUG this will fail on PHP 5 if charset is not specified in the xml prologue, - // the encoding is not UTF8 and there are non-ascii chars in the text... - $parser = xml_parser_create($req_encoding); - } - else - { - $parser = xml_parser_create(); - } - - xml_parser_set_option($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 - xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']); - - if ($this->functions_parameters_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'); - if(!xml_parse($parser, $data, 1)) - { - // return XML error as a faultCode - $r=&new xmlrpcresp(0, - $GLOBALS['xmlrpcerrxml']+xml_get_error_code($parser), - 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($parser))); - xml_parser_free($parser); - } - elseif ($GLOBALS['_xh']['isf']) - { - xml_parser_free($parser); - $r=&new xmlrpcresp(0, - $GLOBALS['xmlrpcerr']['invalid_request'], - $GLOBALS['xmlrpcstr']['invalid_request'] . ' ' . $GLOBALS['_xh']['isf_reason']); - } - else - { - xml_parser_free($parser); - if ($this->functions_parameters_type == 'phpvals') - { - if($this->debug > 1) - { - $this->debugmsg("\n+++PARSED+++\n".var_export($GLOBALS['_xh']['params'], true)."\n+++END+++"); - } - $r = $this->execute($GLOBALS['_xh']['method'], $GLOBALS['_xh']['params'], $GLOBALS['_xh']['pt']); - } - else - { - // build an xmlrpcmsg object with data parsed from xml - $m=&new xmlrpcmsg($GLOBALS['_xh']['method']); - // now add parameters in - for($i=0; $i<sizeof($GLOBALS['_xh']['params']); $i++) - { - $m->addParam($GLOBALS['_xh']['params'][$i]); - } - - if($this->debug > 1) - { - $this->debugmsg("\n+++PARSED+++\n".var_export($m, true)."\n+++END+++"); - } - - $r = $this->execute($m); - } - } - return $r; - } - - /** - * Execute a method invoked by the client, checking parameters used - * @param mixed $m either an xmlrpcmsg obj or a method name - * @param array $params array with method parameters as php types (if m is method name only) - * @param array $paramtypes array with xmlrpc types of method parameters (if m is method name only) - * @return xmlrpcresp - */ - function execute($m, $params=null, $paramtypes=null) - { - if (is_object($m)) - { - $methName = $m->method(); - } - else - { - $methName = $m; - } - $sysCall = $this->allow_system_funcs && ereg("^system\.", $methName); - $dmap = $sysCall ? $GLOBALS['_xmlrpcs_dmap'] : $this->dmap; - - if(!isset($dmap[$methName]['function'])) - { - // No such method - return new xmlrpcresp(0, - $GLOBALS['xmlrpcerr']['unknown_method'], - $GLOBALS['xmlrpcstr']['unknown_method']); - } - - // Check signature - if(isset($dmap[$methName]['signature'])) - { - $sig = $dmap[$methName]['signature']; - if (is_object($m)) - { - list($ok, $errstr) = $this->verifySignature($m, $sig); - } - else - { - list($ok, $errstr) = $this->verifySignature($paramtypes, $sig); - } - if(!$ok) - { - // Didn't match. - return new xmlrpcresp( - 0, - $GLOBALS['xmlrpcerr']['incorrect_params'], - $GLOBALS['xmlrpcstr']['incorrect_params'] . ": ${errstr}" - ); - } - } - - $func = $dmap[$methName]['function']; - // let the 'class::function' syntax be accepted in dispatch maps - if(is_string($func) && strpos($func, '::')) - { - $func = explode('::', $func); - } - // verify that function to be invoked is in fact callable - if(!is_callable($func)) - { - error_log("XML-RPC: xmlrpc_server::execute: function $func registered as method handler is not callable"); - return new xmlrpcresp( - 0, - $GLOBALS['xmlrpcerr']['server_error'], - $GLOBALS['xmlrpcstr']['server_error'] . ": no function matches method" - ); - } - - // If debug level is 3, we should catch all errors generated during - // processing of user function, and log them as part of response - if($this->debug > 2) - { - $GLOBALS['_xmlrpcs_prev_ehandler'] = set_error_handler('_xmlrpcs_errorHandler'); - } - if (is_object($m)) - { - if($sysCall) - { - $r = call_user_func($func, $this, $m); - } - else - { - $r = call_user_func($func, $m); - } - if (!is_a($r, 'xmlrpcresp')) - { - error_log("XML-RPC: xmlrpc_server::execute: function $func registered as method handler does not return an xmlrpcresp object"); - if (is_a($r, 'xmlrpcval')) - { - $r =& new xmlrpcresp($r); - } - else - { - $r =& new xmlrpcresp( - 0, - $GLOBALS['xmlrpcerr']['server_error'], - $GLOBALS['xmlrpcstr']['server_error'] . ": function does not return xmlrpcresp object" - ); - } - } - } - else - { - // call a 'plain php' function - if($sysCall) - { - array_unshift($params, $this); - $r = call_user_func_array($func,$params); - } - else - { - $r = call_user_func_array($func, $params); - } - // the return type can be either an xmlrpcresp object or a plain php value... - if (!is_a($r, 'xmlrpcresp')) - { - // what should we assume here about automatic encoding of datetimes - // and php classes instances??? - $r =& new xmlrpcresp(php_xmlrpc_encode($r, array('auto_dates'))); - } - } - if($this->debug > 2) - { - // note: restore the error handler we found before calling the - // user func, even if it has been changed inside the func itself - if($GLOBALS['_xmlrpcs_prev_ehandler']) - { - set_error_handler($GLOBALS['_xmlrpcs_prev_ehandler']); - } - else - { - restore_error_handler(); - } - } - return $r; - } - - /** - * add a string to the 'internal debug message' (separate from 'user debug message') - * @param string $strings - * @access private - */ - function debugmsg($string) - { - $this->debug_info .= $string."\n"; - } - - function xml_header($charset_encoding='') - { - if ($charset_encoding != '') - { - return "<?xml version=\"1.0\" encoding=\"$charset_encoding\"?" . ">\n"; - } - else - { - return "<?xml version=\"1.0\"?" . ">\n"; - } - } - - /** - * A debugging routine: just echoes back the input packet as a string value - * DEPRECATED! - */ - function echoInput() - { - $r=&new xmlrpcresp(new xmlrpcval( "'Aha said I: '" . $GLOBALS['HTTP_RAW_POST_DATA'], 'string')); - print $r->serialize(); - } - } -?>
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