diff options
Diffstat (limited to 'modules/xmlrpc/xmlrpcs.inc')
-rwxr-xr-x | modules/xmlrpc/xmlrpcs.inc | 466 |
1 files changed, 466 insertions, 0 deletions
diff --git a/modules/xmlrpc/xmlrpcs.inc b/modules/xmlrpc/xmlrpcs.inc new file mode 100755 index 00000000..51411712 --- /dev/null +++ b/modules/xmlrpc/xmlrpcs.inc @@ -0,0 +1,466 @@ +<?php +// by Edd Dumbill (C) 1999-2002 +// <edd@usefulinc.com> +// $Id: xmlrpcs.inc,v 1.7 2002/12/19 12:40:01 milosch 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: either a string, or nothing + $_xmlrpcs_listMethods_sig=array(array($xmlrpcArray, $xmlrpcString), array($xmlrpcArray)); + $_xmlrpcs_listMethods_doc='This method lists all the methods that the XML-RPC server knows how to dispatch'; + function _xmlrpcs_listMethods($server, $m) + { + global $xmlrpcerr, $xmlrpcstr, $_xmlrpcs_dmap; + $v=new xmlrpcval(); + $dmap=$server->dmap; + $outAr=array(); + for(reset($dmap); list($key, $val)=each($dmap); ) + { + $outAr[]=new xmlrpcval($key, 'string'); + } + $dmap=$_xmlrpcs_dmap; + for(reset($dmap); list($key, $val)=each($dmap); ) + { + $outAr[]=new xmlrpcval($key, 'string'); + } + $v->addArray($outAr); + return new xmlrpcresp($v); + } + + $_xmlrpcs_methodSignature_sig=array(array($xmlrpcArray, $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) + { + global $xmlrpcerr, $xmlrpcstr, $_xmlrpcs_dmap; + + $methName=$m->getParam(0); + $methName=$methName->scalarval(); + if (ereg("^system\.", $methName)) + { + $dmap=$_xmlrpcs_dmap; $sysCall=1; + } + else + { + $dmap=$server->dmap; $sysCall=0; + } + // print "<!-- ${methName} -->\n"; + if (isset($dmap[$methName])) + { + if ($dmap[$methName]['signature']) + { + $sigs=array(); + $thesigs=$dmap[$methName]['signature']; + for($i=0; $i<sizeof($thesigs); $i++) + { + $cursig=array(); + $inSig=$thesigs[$i]; + for($j=0; $j<sizeof($inSig); $j++) + { + $cursig[]=new xmlrpcval($inSig[$j], 'string'); + } + $sigs[]=new xmlrpcval($cursig, 'array'); + } + $r=new xmlrpcresp(new xmlrpcval($sigs, 'array')); + } + else + { + $r=new xmlrpcresp(new xmlrpcval('undef', 'string')); + } + } + else + { + $r=new xmlrpcresp(0,$xmlrpcerr['introspect_unknown'], $xmlrpcstr['introspect_unknown']); + } + return $r; + } + + $_xmlrpcs_methodHelp_sig=array(array($xmlrpcString, $xmlrpcString)); + $_xmlrpcs_methodHelp_doc='Returns help text if defined for the method passed, otherwise returns an empty string'; + function _xmlrpcs_methodHelp($server, $m) + { + global $xmlrpcerr, $xmlrpcstr, $_xmlrpcs_dmap; + + $methName=$m->getParam(0); + $methName=$methName->scalarval(); + if (ereg("^system\.", $methName)) + { + $dmap=$_xmlrpcs_dmap; $sysCall=1; + } + else + { + $dmap=$server->dmap; $sysCall=0; + } + // print "<!-- ${methName} -->\n"; + if (isset($dmap[$methName])) + { + if ($dmap[$methName]['docstring']) + { + $r=new xmlrpcresp(new xmlrpcval($dmap[$methName]['docstring']), 'string'); + } + else + { + $r=new xmlrpcresp(new xmlrpcval('', 'string')); + } + } + else + { + $r=new xmlrpcresp(0, $xmlrpcerr['introspect_unknown'], $xmlrpcstr['introspect_unknown']); + } + return $r; + } + + $_xmlrpcs_multicall_sig = array(array($xmlrpcArray, $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)) + { + global $xmlrpcerr, $xmlrpcstr; + $str = $xmlrpcstr["multicall_${err}"]; + $code = $xmlrpcerr["multicall_${err}"]; + } + else + { + $code = $err->faultCode(); + $str = $err->faultString(); + } + $struct['faultCode'] = new xmlrpcval($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++) + { + $msg->addParam($params->arraymem($i)); + } + + $result = $server->execute($msg); + + if ($result->faultCode() != 0) + { + return _xmlrpcs_multicall_error($result); // Method returned fault. + } + + return new xmlrpcval(array($result->value()), 'array'); + } + + function _xmlrpcs_multicall($server, $m) + { + $calls = $m->getParam(0); + $numCalls = $calls->arraysize(); + $result = array(); + + for ($i = 0; $i < $numCalls; $i++) + { + $call = $calls->arraymem($i); + $result[$i] = _xmlrpcs_multicall_do_call($server, $call); + } + + return new xmlrpcresp(new xmlrpcval($result, 'array')); + } + + $_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 + ) + ); + + $_xmlrpc_debuginfo=''; + function xmlrpc_debugmsg($m) + { + global $_xmlrpc_debuginfo; + $_xmlrpc_debuginfo=$_xmlrpc_debuginfo . $m . "\n"; + } + + class xmlrpc_server + { + var $dmap=array(); + + function xmlrpc_server($dispMap='', $serviceNow=1) + { + global $HTTP_RAW_POST_DATA; + // dispMap is a dispatch array of methods + // mapped to function names and signatures + // if a method + // doesn't appear in the map then an unknown + // method error is generated + /* milosch - changed to make passing dispMap optional. + * instead, you can use the class add_to_map() function + * to add functions manually (borrowed from SOAPX4) + */ + if($dispMap) + { + $this->dmap = $dispMap; + if($serviceNow) + { + $this->service(); + } + } + } + + function serializeDebug() + { + global $_xmlrpc_debuginfo; + if ($_xmlrpc_debuginfo!='') + { + return "<!-- DEBUG INFO:\n\n" . $_xmlrpc_debuginfo . "\n-->\n"; + } + else + { + return ''; + } + } + + function service() + { + global $xmlrpc_defencoding; + + $r=$this->parseRequest(); + $payload='<?xml version="1.0" encoding="' . $xmlrpc_defencoding . '"?>' . "\n" + . $this->serializeDebug() + . $r->serialize(); + Header("Content-type: text/xml\r\nContent-length: " . + strlen($payload)); + print $payload; + } + + /* + add a method to the dispatch map + */ + function add_to_map($methodname,$function,$sig,$doc) + { + $this->dmap[$methodname] = array( + 'function' => $function, + 'signature' => $sig, + 'docstring' => $doc + ); + } + + function verifySignature($in, $sig) + { + for($i=0; $i<sizeof($sig); $i++) + { + // check each possible signature in turn + $cursig=$sig[$i]; + if (sizeof($cursig)==$in->getNumParams()+1) + { + $itsOK=1; + for($n=0; $n<$in->getNumParams(); $n++) + { + $p=$in->getParam($n); + // print "<!-- $p -->\n"; + if ($p->kindOf() == 'scalar') + { + $pt=$p->scalartyp(); + } + else + { + $pt=$p->kindOf(); + } + // $n+1 as first type of sig is return type + if ($pt != $cursig[$n+1]) + { + $itsOK=0; + $pno=$n+1; $wanted=$cursig[$n+1]; $got=$pt; + break; + } + } + if ($itsOK) + { + return array(1); + } + } + } + return array(0, "Wanted ${wanted}, got ${got} at param ${pno})"); + } + + function parseRequest($data='') + { + global $_xh,$HTTP_RAW_POST_DATA; + global $xmlrpcerr, $xmlrpcstr, $xmlrpcerrxml, $xmlrpc_defencoding, + $_xmlrpcs_dmap; + + if ($data=='') + { + $data=$HTTP_RAW_POST_DATA; + } + $parser = xml_parser_create($xmlrpc_defencoding); + + $_xh[$parser]=array(); + $_xh[$parser]['st']=''; + $_xh[$parser]['cm']=0; + $_xh[$parser]['isf']=0; + $_xh[$parser]['params']=array(); + $_xh[$parser]['method']=''; + + // decompose incoming XML into request structure + + xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true); + xml_set_element_handler($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, + $xmlrpcerrxml+xml_get_error_code($parser), + sprintf('XML error: %s at line %d', + xml_error_string(xml_get_error_code($parser)), + xml_get_current_line_number($parser))); + xml_parser_free($parser); + } + else + { + xml_parser_free($parser); + $m=new xmlrpcmsg($_xh[$parser]['method']); + // now add parameters in + $plist=''; + for($i=0; $i<sizeof($_xh[$parser]['params']); $i++) + { + //print "<!-- " . $_xh[$parser]['params'][$i]. "-->\n"; + $plist.="$i - " . $_xh[$parser]['params'][$i]. " \n"; + eval('$m->addParam(' . $_xh[$parser]['params'][$i]. ');'); + } + // uncomment this to really see what the server's getting! + // xmlrpc_debugmsg($plist); + + $r = $this->execute($m); + } + return $r; + } + + function execute ($m) + { + global $xmlrpcerr, $xmlrpcstr, $_xmlrpcs_dmap; + // now to deal with the method + $methName = $m->method(); + $sysCall = ereg("^system\.", $methName); + $dmap = $sysCall ? $_xmlrpcs_dmap : $this->dmap; + + if (!isset($dmap[$methName]['function'])) + { + // No such method + return new xmlrpcresp(0, + $xmlrpcerr['unknown_method'], + $xmlrpcstr['unknown_method']); + } + + // Check signature. + if (isset($dmap[$methName]['signature'])) + { + $sig = $dmap[$methName]['signature']; + list ($ok, $errstr) = $this->verifySignature($m, $sig); + if (!$ok) + { + // Didn't match. + return new xmlrpcresp(0, + $xmlrpcerr['incorrect_params'], + $xmlrpcstr['incorrect_params'] . ": ${errstr}"); + } + } + + $func = $dmap[$methName]['function']; + + if ($sysCall) + { + return call_user_func($func, $this, $m); + } + else + { + return call_user_func($func, $m); + } + } + + function echoInput() + { + global $HTTP_RAW_POST_DATA; + + // a debugging routine: just echos back the input + // packet as a string value + + $r=new xmlrpcresp; + $r->xv=new xmlrpcval( "'Aha said I: '" . $HTTP_RAW_POST_DATA, 'string'); + print $r->serialize(); + } + } +?> |