<?php // -*-c++-*-
// by Edd Dumbill (C) 1999-2002
// <edd@usefulinc.com>
// $Id: xmlrpc.inc,v 1.20 2003/01/10 22:01:56 dilinger Exp $
// Copyright (c) 1999,2000,2002 Edd Dumbill.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
//
// * Neither the name of the "XML-RPC for PHP" nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
// OF THE POSSIBILITY OF SUCH DAMAGE.
if (!function_exists('xml_parser_create'))
{
// Win 32 fix. From: 'Leo West' <lwest@imaginet.fr>
if($WINDIR)
{
dl('php3_xml.dll');
}
else
{
dl('xml.so');
}
}
$xmlrpcI4='i4';
$xmlrpcInt='int';
$xmlrpcBoolean='boolean';
$xmlrpcDouble='double';
$xmlrpcString='string';
$xmlrpcDateTime='dateTime.iso8601';
$xmlrpcBase64='base64';
$xmlrpcArray='array';
$xmlrpcStruct='struct';
$xmlrpcTypes=array(
$xmlrpcI4 => 1,
$xmlrpcInt => 1,
$xmlrpcBoolean => 1,
$xmlrpcString => 1,
$xmlrpcDouble => 1,
$xmlrpcDateTime => 1,
$xmlrpcBase64 => 1,
$xmlrpcArray => 2,
$xmlrpcStruct => 3
);
$xmlEntities=array(
'amp' => '&',
'quot' => '"',
'lt' => '<',
'gt' => '>',
'apos' => "'"
);
$xmlrpcerr['unknown_method']=1;
$xmlrpcstr['unknown_method']='Unknown method';
$xmlrpcerr['invalid_return']=2;
$xmlrpcstr['invalid_return']='Invalid return payload: enabling debugging to examine incoming payload';
$xmlrpcerr['incorrect_params']=3;
$xmlrpcstr['incorrect_params']='Incorrect parameters passed to method';
$xmlrpcerr['introspect_unknown']=4;
$xmlrpcstr['introspect_unknown']="Can't introspect: method unknown";
$xmlrpcerr['http_error']=5;
$xmlrpcstr['http_error']="Didn't receive 200 OK from remote server.";
$xmlrpcerr['no_data']=6;
$xmlrpcstr['no_data']='No data received from server.';
$xmlrpcerr['no_ssl']=7;
$xmlrpcstr['no_ssl']='No SSL support compiled in.';
$xmlrpcerr['curl_fail']=8;
$xmlrpcstr['curl_fail']='CURL error';
$xmlrpcerr['multicall_notstruct'] = 9;
$xmlrpcstr['multicall_notstruct'] = 'system.multicall expected struct';
$xmlrpcerr['multicall_nomethod'] = 10;
$xmlrpcstr['multicall_nomethod'] = 'missing methodName';
$xmlrpcerr['multicall_notstring'] = 11;
$xmlrpcstr['multicall_notstring'] = 'methodName is not a string';
$xmlrpcerr['multicall_recursion'] = 12;
$xmlrpcstr['multicall_recursion'] = 'recursive system.multicall forbidden';
$xmlrpcerr['multicall_noparams'] = 13;
$xmlrpcstr['multicall_noparams'] = 'missing params';
$xmlrpcerr['multicall_notarray'] = 14;
$xmlrpcstr['multicall_notarray'] = 'params is not an array';
$xmlrpc_defencoding='UTF-8';
$xmlrpcName='XML-RPC for PHP';
$xmlrpcVersion='1.0.99';
// let user errors start at 800
$xmlrpcerruser=800;
// let XML parse errors start at 100
$xmlrpcerrxml=100;
// formulate backslashes for escaping regexp
$xmlrpc_backslash=chr(92).chr(92);
// used to store state during parsing
// quick explanation of components:
// st - used to build up a string for evaluation
// ac - used to accumulate values
// qt - used to decide if quotes are needed for evaluation
// cm - used to denote struct or array (comma needed)
// isf - used to indicate a fault
// lv - used to indicate "looking for a value": implements
// the logic to allow values with no types to be strings
// params - used to store parameters in method calls
// method - used to store method name
$_xh=array();
function xmlrpc_entity_decode($string)
{
$top=split('&', $string);
$op='';
$i=0;
while($i<sizeof($top))
{
if (ereg("^([#a-zA-Z0-9]+);", $top[$i], $regs))
{
$op.=ereg_replace("^[#a-zA-Z0-9]+;",
xmlrpc_lookup_entity($regs[1]),
$top[$i]);
}
else
{
if ($i==0)
{
$op=$top[$i];
}
else
{
$op.='&' . $top[$i];
}
}
$i++;
}
return $op;
}
function xmlrpc_lookup_entity($ent)
{
global $xmlEntities;
if (isset($xmlEntities[strtolower($ent)]))
{
return $xmlEntities[strtolower($ent)];
}
if (ereg("^#([0-9]+)$", $ent, $regs))
{
return chr($regs[1]);
}
return '?';
}
function xmlrpc_se($parser, $name, $attrs)
{
global $_xh, $xmlrpcDateTime, $xmlrpcString;
switch($name)
{
case 'STRUCT':
case 'ARRAY':
$_xh[$parser]['st'].='array(';
$_xh[$parser]['cm']++;
// this last line turns quoting off
// this means if we get an empty array we'll
// simply get a bit of whitespace in the eval
$_xh[$parser]['qt']=0;
break;
case 'NAME':
$_xh[$parser]['st'].="'"; $_xh[$parser]['ac']='';
break;
case 'FAULT':
$_xh[$parser]['isf']=1;
break;
case 'PARAM':
$_xh[$parser]['st']='';
break;
case 'VALUE':
$_xh[$parser]['st'].='new xmlrpcval(';
$_xh[$parser]['vt']=$xmlrpcString;
$_xh[$parser]['ac']='';
$_xh[$parser]['qt']=0;
$_xh[$parser]['lv']=1;
// look for a value: if this is still 1 by the
// time we reach the first data segment then the type is string
// by implication and we need to add in a quote
break;
case 'I4':
case 'INT':
case 'STRING':
case 'BOOLEAN':
case 'DOUBLE':
case 'DATETIME.ISO8601':
case 'BASE64':
$_xh[$parser]['ac']=''; // reset the accumulator
if ($name=='DATETIME.ISO8601' || $name=='STRING')
{
$_xh[$parser]['qt']=1;
if ($name=='DATETIME.ISO8601')
{
$_xh[$parser]['vt']=$xmlrpcDateTime;
}
}
elseif ($name=='BASE64')
{
$_xh[$parser]['qt']=2;
}
else
{
// No quoting is required here -- but
// at the end of the element we must check
// for data format errors.
$_xh[$parser]['qt']=0;
}
break;
case 'MEMBER':
$_xh[$parser]['ac']='';
break;
default:
break;
}
if ($name!='VALUE')
{
$_xh[$parser]['lv']=0;
}
}
function xmlrpc_ee($parser, $name)
{
global $_xh,$xmlrpcTypes,$xmlrpcString;
switch($name)
{
case 'STRUCT':
case 'ARRAY':
if ($_xh[$parser]['cm'] && substr($_xh[$parser]['st'], -1) ==',')
{
$_xh[$parser]['st']=substr($_xh[$parser]['st'],0,-1);
}
$_xh[$parser]['st'].=')';
$_xh[$parser]['vt']=strtolower($name);
$_xh[$parser]['cm']--;
break;
case 'NAME':
$_xh[$parser]['st'].= $_xh[$parser]['ac'] . "' => ";
break;
case 'BOOLEAN':
// special case here: we translate boolean 1 or 0 into PHP
// constants true or false
if ($_xh[$parser]['ac']=='1')
{
$_xh[$parser]['ac']='true';
}
else
{
$_xh[$parser]['ac']='false';
$_xh[$parser]['vt']=strtolower($name);
// Drop through intentionally.
}
case 'I4':
case 'INT':
case 'STRING':
case 'DOUBLE':
case 'DATETIME.ISO8601':
case 'BASE64':
if ($_xh[$parser]['qt']==1)
{
// we use double quotes rather than single so backslashification works OK
$_xh[$parser]['st'].='"'. $_xh[$parser]['ac'] . '"';
}
elseif ($_xh[$parser]['qt']==2)
{
$_xh[$parser]['st'].="base64_decode('". $_xh[$parser]['ac'] . "')";
}
elseif ($name=='BOOLEAN')
{
$_xh[$parser]['st'].=$_xh[$parser]['ac'];
}
else
{
// we have an I4, INT or a DOUBLE
// we must check that only 0123456789-.<space> are characters here
if (!ereg("^\-?[0123456789 \t\.]+$", $_xh[$parser]['ac']))
{
// TODO: find a better way of throwing an error
// than this!
error_log('XML-RPC: non numeric value received in INT or DOUBLE');
$_xh[$parser]['st'].='ERROR_NON_NUMERIC_FOUND';
}
else
{
// it's ok, add it on
$_xh[$parser]['st'].=$_xh[$parser]['ac'];
}
}
$_xh[$parser]['ac']=''; $_xh[$parser]['qt']=0;
$_xh[$parser]['lv']=3; // indicate we've found a value
break;
case 'VALUE':
// deal with a string value
if (strlen($_xh[$parser]['ac'])>0 &&
$_xh[$parser]['vt']==$xmlrpcString)
{
$_xh[$parser]['st'].='"'. $_xh[$parser]['ac'] . '"';
}
// This if() detects if no scalar was inside <VALUE></VALUE>
// and pads an empty ''.
if($_xh[$parser]['st'][strlen($_xh[$parser]['st'])-1] == '(')
{
$_xh[$parser]['st'].= '""';
}
$_xh[$parser]['st'].=", '" . $_xh[$parser]['vt'] . "')";
if ($_xh[$parser]['cm'])
{
$_xh[$parser]['st'].=',';
}
break;
case 'MEMBER':
$_xh[$parser]['ac']=''; $_xh[$parser]['qt']=0;
break;
case 'DATA':
$_xh[$parser]['ac']=''; $_xh[$parser]['qt']=0;
break;
case 'PARAM':
$_xh[$parser]['params'][]=$_xh[$parser]['st'];
break;
case 'METHODNAME':
$_xh[$parser]['method']=ereg_replace("^[\n\r\t ]+", '', $_xh[$parser]['ac']);
break;
case 'BOOLEAN':
// special case here: we translate boolean 1 or 0 into PHP
// constants true or false
if ($_xh[$parser]['ac']=='1')
{
$_xh[$parser]['ac']='true';
}
else
{
$_xh[$parser]['ac']='false';
$_xh[$parser]['vt']=strtolower($name);
}
break;
default:
break;
}
// if it's a valid type name, set the type
if (isset($xmlrpcTypes[strtolower($name)]))
{
$_xh[$parser]['vt']=strtolower($name);
}
}
function xmlrpc_cd($parser, $data)
{
global $_xh, $xmlrpc_backslash;
//if (ereg("^[\n\r \t]+$", $data)) return;
// print "adding [${data}]\n";
if ($_xh[$parser]['lv']!=3)
{
// "lookforvalue==3" means that we've found an entire value
// and should discard any further character data
if ($_xh[$parser]['lv']==1)
{
// if we've found text and we're just in a <value> then
// turn quoting on, as this will be a string
$_xh[$parser]['qt']=1;
// and say we've found a value
$_xh[$parser]['lv']=2;
}
if(!@isset($_xh[$parser]['ac']))
{
$_xh[$parser]['ac'] = '';
}
$_xh[$parser]['ac'].=str_replace('$', '\$', str_replace('"', '\"', str_replace(chr(92),$xmlrpc_backslash, $data)));
}
}
function xmlrpc_dh($parser, $data)
{
global $_xh;
if (substr($data, 0, 1) == '&' && substr($data, -1, 1) == ';')
{
if ($_xh[$parser]['lv']==1)
{
$_xh[$parser]['qt']=1;
$_xh[$parser]['lv']=2;
}
$_xh[$parser]['ac'].=str_replace('$', '\$', str_replace('"', '\"', str_replace(chr(92),$xmlrpc_backslash, $data)));
}
}
class xmlrpc_client
{
var $path;
var $server;
var $port;
var $errno;
var $errstring;
var $debug=0;
var $username='';
var $password='';
var $cert='';
var $certpass='';
var $verifypeer=1;
var $verifyhost=1;
var $no_multicall=false;
function xmlrpc_client($path, $server, $port=0)
{
$this->port=$port; $this->server=$server; $this->path=$path;
}
function setDebug($in)
{
if ($in)
{
$this->debug=1;
}
else
{
$this->debug=0;
}
}
function setCredentials($u, $p)
{
$this->username=$u;
$this->password=$p;
}
function setCertificate($cert, $certpass)
{
$this->cert = $cert;
$this->certpass = $certpass;
}
function setSSLVerifyPeer($i)
{
$this->verifypeer = $i;
}
function setSSLVerifyHost($i)
{
$this->verifyhost = $i;
}
function send($msg, $timeout=0, $method='http')
{
if (is_array($msg))
{
// $msg is an array of xmlrpcmsg's
return $this->multicall($msg, $timeout, $method);
}
// where msg is an xmlrpcmsg
$msg->debug=$this->debug;
if ($method == 'https')
{
return $this->sendPayloadHTTPS($msg,
$this->server,
$this->port, $timeout,
$this->username, $this->password,
$this->cert,
$this->certpass);
}
else
{
return $this->sendPayloadHTTP10($msg, $this->server, $this->port,
$timeout, $this->username,
$this->password);
}
}
function sendPayloadHTTP10($msg, $server, $port, $timeout=0,$username='', $password='')
{
global $xmlrpcerr, $xmlrpcstr;
if ($port==0)
{
$port=80;
}
if($timeout>0)
{
$fp=fsockopen($server, $port,$this->errno, $this->errstr, $timeout);
}
else
{
$fp=fsockopen($server, $port,$this->errno, $this->errstr);
}
if (!$fp)
{
$this->errstr='Connect error';
$r=new xmlrpcresp(0, $xmlrpcerr['http_error'],$xmlrpcstr['http_error']);
return $r;
}
// Only create the payload if it was not created previously
if(empty($msg->payload))
{
$msg->createPayload();
}
// thanks to Grant Rauscher <grant7@firstworld.net>
// for this
$credentials='';
if ($username!='')
{
$credentials='Authorization: Basic ' . base64_encode($username . ':' . $password) . "\r\n";
}
$op= "POST " . $this->path. " HTTP/1.0\r\nUser-Agent: PHP XMLRPC 1.0\r\n" .
"Host: ". $this->server . "\r\n" .
$credentials .
"Content-Type: text/xml\r\nContent-Length: " .
strlen($msg->payload) . "\r\n\r\n" .
$msg->payload;
if (!fputs($fp, $op, strlen($op)))
{
$this->errstr='Write error';
$r=new xmlrpcresp(0, $xmlrpcerr['http_error'], $xmlrpcstr['http_error']);
return $r;
}
$resp=$msg->parseResponseFile($fp);
fclose($fp);
return $resp;
}
// contributed by Justin Miller <justin@voxel.net>
// requires curl to be built into PHP
function sendPayloadHTTPS($msg, $server, $port, $timeout=0,$username='', $password='', $cert='',$certpass='')
{
global $xmlrpcerr, $xmlrpcstr;
if ($port == 0)
{
$port = 443;
}
// Only create the payload if it was not created previously
if(empty($msg->payload))
{
$msg->createPayload();
}
if (!function_exists('curl_init'))
{
$this->errstr='SSL unavailable on this install';
$r=new xmlrpcresp(0, $xmlrpcerr['no_ssl'], $xmlrpcstr['no_ssl']);
return $r;
}
$curl = curl_init('https://' . $server . ':' . $port . $this->path);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
// results into variable
if ($this->debug)
{
curl_setopt($curl, CURLOPT_VERBOSE, 1);
}
curl_setopt($curl, CURLOPT_USERAGENT, 'PHP XMLRPC 1.0');
// required for XMLRPC
curl_setopt($curl, CURLOPT_POST, 1);
// post the data
curl_setopt($curl, CURLOPT_POSTFIELDS, $msg->payload);
// the data
curl_setopt($curl, CURLOPT_HEADER, 1);
// return the header too
curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type: text/xml'));
// whether to verify remote host's cert
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, $this->verifypeer);
// whether to verify cert's common name (CN); 0 for no, 1 to verify that it exists, and 2 to verify that it matches the hostname used
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, $this->verifyhost);
// required for XMLRPC
if ($timeout)
{
curl_setopt($curl, CURLOPT_TIMEOUT, $timeout == 1 ? 1 : $timeout - 1);
}
// timeout is borked
if ($username && $password)
{
curl_setopt($curl, CURLOPT_USERPWD,"$username:$password");
}
// set auth stuff
if ($cert)
{
curl_setopt($curl, CURLOPT_SSLCERT, $cert);
}
// set cert file
if ($certpass)
{
curl_setopt($curl, CURLOPT_SSLCERTPASSWD,$certpass);
}
// set cert password
$result = curl_exec($curl);
if (!$result)
{
$this->errstr='no response';
$resp=new xmlrpcresp(0, $xmlrpcerr['curl_fail'], $xmlrpcstr['curl_fail']. ': '. curl_error($curl));
}
else
{
$resp = $msg->parseResponse($result);
}
curl_close($curl);
return $resp;
}
function multicall($msgs, $timeout=0, $method='http')
{
$results = false;
if (! $this->no_multicall)
{
$results = $this->_try_multicall($msgs, $timeout, $method);
/* TODO - this is not php3-friendly */
// if($results !== false)
if($results != false)
{
// Either the system.multicall succeeded, or the send
// failed (e.g. due to HTTP timeout). In either case,
// we're done for now.
return $results;
}
else
{
// system.multicall unsupported by server,
// don't try it next time...
$this->no_multicall = true;
}
}
// system.multicall is unupported by server:
// Emulate multicall via multiple requests
$results = array();
//foreach($msgs as $msg)
@reset($msgs);
while(list(,$msg) = @each($msgs))
{
$results[] = $this->send($msg, $timeout, $method);
}
return $results;
}
// Attempt to boxcar $msgs via system.multicall.
function _try_multicall($msgs, $timeout, $method)
{
// Construct multicall message
$calls = array();
//foreach($msgs as $msg)
@reset($msgs);
while(list(,$msg) = @each($msgs))
{
$call['methodName'] = new xmlrpcval($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, $method);
if (!is_object($result))
return ($result || 0); // transport failed
if ($result->faultCode() != 0)
return false; // system.multicall failed
// Unpack responses.
$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 $errno = 0;
var $errstr = '';
var $hdrs = array();
function xmlrpcresp($val, $fcode = 0, $fstr = '')
{
if ($fcode != 0)
{
// error
$this->errno = $fcode;
$this->errstr = htmlspecialchars($fstr); // XXX: encoding probably shouldn't be done here; fix later.
}
else if (!is_object($val))
{
// programmer error
error_log("Invalid type '" . gettype($val) . "' (value: $val) passed to xmlrpcresp. Defaulting to empty value.");
$this->val = new xmlrpcval();
}
else
{
// success
$this->val = $val;
}
}
function faultCode()
{
return $this->errno;
}
function faultString()
{
return $this->errstr;
}
function value()
{
return $this->val;
}
function serialize()
{
$result = "<methodResponse>\n";
if ($this->errno)
{
$result .= '<fault>
<value>
<struct>
<member>
<name>faultCode</name>
<value><int>' . $this->errno . '</int></value>
</member>
<member>
<name>faultString</name>
<value><string>' . $this->errstr . '</string></value>
</member>
</struct>
</value>
</fault>';
}
else
{
$result .= "<params>\n<param>\n" .
$this->val->serialize() .
"</param>\n</params>";
}
$result .= "\n</methodResponse>";
return $result;
}
}
class xmlrpcmsg
{
var $payload;
var $methodname;
var $params=array();
var $debug=0;
function xmlrpcmsg($meth, $pars=0)
{
$this->methodname=$meth;
if (is_array($pars) && sizeof($pars)>0)
{
for($i=0; $i<sizeof($pars); $i++)
{
$this->addParam($pars[$i]);
}
}
}
function xml_header()
{
return "<?xml version=\"1.0\"?>\n<methodCall>\n";
}
function xml_footer()
{
return "</methodCall>\n";
}
function createPayload()
{
$this->payload=$this->xml_header();
$this->payload.='<methodName>' . $this->methodname . "</methodName>\n";
// if (sizeof($this->params)) {
$this->payload.="<params>\n";
for($i=0; $i<sizeof($this->params); $i++)
{
$p=$this->params[$i];
$this->payload.="<param>\n" . $p->serialize() .
"</param>\n";
}
$this->payload.="</params>\n";
// }
$this->payload.=$this->xml_footer();
$this->payload=str_replace("\n", "\r\n", $this->payload);
}
function method($meth='')
{
if ($meth!='')
{
$this->methodname=$meth;
}
return $this->methodname;
}
function serialize()
{
$this->createPayload();
return $this->payload;
}
function addParam($par) { $this->params[]=$par; }
function getParam($i) { return $this->params[$i]; }
function getNumParams() { return sizeof($this->params); }
function parseResponseFile($fp)
{
$ipd='';
while($data=fread($fp, 32768))
{
$ipd.=$data;
}
return $this->parseResponse($ipd);
}
function parseResponse($data='')
{
global $_xh,$xmlrpcerr,$xmlrpcstr;
global $xmlrpc_defencoding;
$parser = xml_parser_create($xmlrpc_defencoding);
$_xh[$parser]=array();
$_xh[$parser]['st']='';
$_xh[$parser]['cm']=0;
$_xh[$parser]['isf']=0;
$_xh[$parser]['ac']='';
$_xh[$parser]['qt']='';
$_xh[$parser]['headers'] = array();
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');
$xmlrpc_value=new xmlrpcval;
$hdrfnd = 0;
if($this->debug)
{
//by maHo, replaced htmlspecialchars with htmlentities
print "<PRE>---GOT---\n" . htmlentities($data) . "\n---END---\n</PRE>";
}
if($data == '')
{
error_log('No response received from server.');
$r = new xmlrpcresp(0, $xmlrpcerr['no_data'], $xmlrpcstr['no_data']);
xml_parser_free($parser);
return $r;
}
// see if we got an HTTP 200 OK, else bomb
// but only do this if we're using the HTTP protocol.
if(ereg("^HTTP",$data) && !ereg("^HTTP/[0-9\.]+ 200 ", $data))
{
$errstr= substr($data, 0, strpos($data, "\n")-1);
error_log('HTTP error, got response: ' .$errstr);
$r=new xmlrpcresp(0, $xmlrpcerr['http_error'], $xmlrpcstr['http_error']. ' (' . $errstr . ')');
xml_parser_free($parser);
return $r;
}
// separate HTTP headers from data
if (ereg("^HTTP", $data))
{
$ar = split("\r\n", $data);
while (($line = array_shift($ar)))
{
if (strlen($line) < 1)
{
break;
}
$_xh[$parser]['headers'][] = $line;
}
$data = join("\r\n", $ar);
}
if ($this->debug && count($_xh[$parser]['headers']))
{
print "<PRE>";
foreach ($_xh[$parser]['headers'] as $header)
{
print "HEADER: $header\n";
}
print "</PRE>\n";
}
if (!xml_parse($parser, $data, sizeof($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
{
$errstr = sprintf('XML error: %s at line %d',
xml_error_string(xml_get_error_code($parser)),
xml_get_current_line_number($parser));
error_log($errstr);
$r=new xmlrpcresp(0, $xmlrpcerr['invalid_return'], $xmlrpcstr['invalid_return']);
xml_parser_free($parser);
echo $errstr;
return $r;
}
}
xml_parser_free($parser);
if ($this->debug)
{
print "<PRE>---EVALING---[" .
strlen($_xh[$parser]['st']) . " chars]---\n" .
htmlspecialchars($_xh[$parser]['st']) . ";\n---END---</PRE>";
}
if (strlen($_xh[$parser]['st'])==0)
{
// then something odd has happened
// and it's time to generate a client side error
// indicating something odd went on
$r=new xmlrpcresp(0, $xmlrpcerr['invalid_return'],
$xmlrpcstr['invalid_return']);
}
else
{
eval('$v=' . $_xh[$parser]['st'] . '; $allOK=1;');
if ($_xh[$parser]['isf'])
{
$errno_v = $v->structmem('faultCode');
$errstr_v = $v->structmem('faultString');
$errno = $errno_v->scalarval();
if ($errno == 0)
{
// FAULT returned, errno needs to reflect that
$errno = -1;
}
$r = new xmlrpcresp($v, $errno, $errstr_v->scalarval());
}
else
{
$r=new xmlrpcresp($v);
}
}
$r->hdrs = $_xh[$parser]['headers'];
return $r;
}
}
class xmlrpcval
{
var $me=array();
var $mytype=0;
function xmlrpcval($val=-1, $type='')
{
global $xmlrpcTypes;
$this->me=array();
$this->mytype=0;
if ($val!=-1 || $type!='')
{
if ($type=='')
{
$type='string';
}
if ($xmlrpcTypes[$type]==1)
{
$this->addScalar($val,$type);
}
elseif ($xmlrpcTypes[$type]==2)
{
$this->addArray($val);
}
elseif ($xmlrpcTypes[$type]==3)
{
$this->addStruct($val);
}
}
}
function addScalar($val, $type='string')
{
global $xmlrpcTypes, $xmlrpcBoolean;
if ($this->mytype==1)
{
echo '<B>xmlrpcval</B>: scalar can have only one value<BR>';
return 0;
}
$typeof=$xmlrpcTypes[$type];
if ($typeof!=1)
{
echo '<B>xmlrpcval</B>: not a scalar type (${typeof})<BR>';
return 0;
}
if ($type==$xmlrpcBoolean)
{
if (strcasecmp($val,'true')==0 || $val==1 || ($val==true && strcasecmp($val,'false')))
{
$val=1;
}
else
{
$val=0;
}
}
if ($this->mytype==2)
{
// we're adding to an array here
$ar=$this->me['array'];
$ar[]=new xmlrpcval($val, $type);
$this->me['array']=$ar;
}
else
{
// a scalar, so set the value and remember we're scalar
$this->me[$type]=$val;
$this->mytype=$typeof;
}
return 1;
}
function addArray($vals)
{
global $xmlrpcTypes;
if ($this->mytype!=0)
{
echo '<B>xmlrpcval</B>: already initialized as a [' . $this->kindOf() . ']<BR>';
return 0;
}
$this->mytype=$xmlrpcTypes['array'];
$this->me['array']=$vals;
return 1;
}
function addStruct($vals)
{
global $xmlrpcTypes;
if ($this->mytype!=0)
{
echo '<B>xmlrpcval</B>: already initialized as a [' . $this->kindOf() . ']<BR>';
return 0;
}
$this->mytype=$xmlrpcTypes['struct'];
$this->me['struct']=$vals;
return 1;
}
function dump($ar)
{
reset($ar);
while ( list( $key, $val ) = each( $ar ) )
{
echo "$key => $val<br>";
if ($key == 'array')
{
while ( list( $key2, $val2 ) = each( $val ) )
{
echo "-- $key2 => $val2<br>";
}
}
}
}
function kindOf()
{
switch($this->mytype)
{
case 3:
return 'struct';
break;
case 2:
return 'array';
break;
case 1:
return 'scalar';
break;
default:
return 'undef';
}
}
function serializedata($typ, $val)
{
$rs='';
global $xmlrpcTypes, $xmlrpcBase64, $xmlrpcString,
$xmlrpcBoolean;
switch($xmlrpcTypes[$typ])
{
case 3:
// struct
$rs.="<struct>\n";
reset($val);
while(list($key2, $val2)=each($val))
{
$rs.="<member><name>${key2}</name>\n";
$rs.=$this->serializeval($val2);
$rs.="</member>\n";
}
$rs.='</struct>';
break;
case 2:
// array
$rs.="<array>\n<data>\n";
for($i=0; $i<sizeof($val); $i++)
{
$rs.=$this->serializeval($val[$i]);
}
$rs.="</data>\n</array>";
break;
case 1:
switch ($typ)
{
case $xmlrpcBase64:
$rs.="<${typ}>" . base64_encode($val) . "</${typ}>";
break;
case $xmlrpcBoolean:
$rs.="<${typ}>" . ($val ? '1' : '0') . "</${typ}>";
break;
case $xmlrpcString:
$rs.="<${typ}>" . htmlspecialchars($val). "</${typ}>";
break;
default:
$rs.="<${typ}>${val}</${typ}>";
}
break;
default:
break;
}
return $rs;
}
function serialize()
{
return $this->serializeval($this);
}
function serializeval($o)
{
global $xmlrpcTypes;
$rs='';
$ar=$o->me;
reset($ar);
list($typ, $val) = each($ar);
$rs.='<value>';
$rs.=$this->serializedata($typ, $val);
$rs.="</value>\n";
return $rs;
}
function structmem($m)
{
$nv=$this->me['struct'][$m];
return $nv;
}
function structreset()
{
reset($this->me['struct']);
}
function structeach()
{
return each($this->me['struct']);
}
function getval()
{
// UNSTABLE
global $xmlrpcBoolean, $xmlrpcBase64;
reset($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($t))
{
eval('$b->'.$id.' = $cont;');
}
}
// end contrib
return $b;
}
function scalarval()
{
global $xmlrpcBoolean, $xmlrpcBase64;
reset($this->me);
list($a,$b)=each($this->me);
return $b;
}
function scalartyp()
{
global $xmlrpcI4, $xmlrpcInt;
reset($this->me);
list($a,$b)=each($this->me);
if ($a==$xmlrpcI4)
{
$a=$xmlrpcInt;
}
return $a;
}
function arraymem($m)
{
$nv=$this->me['array'][$m];
return $nv;
}
function arraysize()
{
reset($this->me);
list($a,$b)=each($this->me);
return sizeof($b);
}
}
// date helpers
function iso8601_encode($timet, $utc=0)
{
// return an 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
// $utc is set to 1, in which case UTC is assumed
// and an adjustment for locale is made when encoding
if (!$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 $t;
}
function iso8601_decode($idate, $utc=0)
{
// return a timet in the localtime, or UTC
$t=0;
if (ereg("([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 $t;
}
/****************************************************************
* xmlrpc_decode takes a message in PHP xmlrpc object format and *
* tranlates it into native PHP types. *
* *
* author: Dan Libby (dan@libby.com) *
****************************************************************/
function xmlrpc_decode($xmlrpc_val)
{
$kind = $xmlrpc_val->kindOf();
if($kind == 'scalar')
{
return $xmlrpc_val->scalarval();
}
elseif($kind == 'array')
{
$size = $xmlrpc_val->arraysize();
$arr = array();
for($i = 0; $i < $size; $i++)
{
$arr[]=xmlrpc_decode($xmlrpc_val->arraymem($i));
}
return $arr;
}
elseif($kind == 'struct')
{
$xmlrpc_val->structreset();
$arr = array();
while(list($key,$value)=$xmlrpc_val->structeach())
{
$arr[$key] = xmlrpc_decode($value);
}
return $arr;
}
}
/****************************************************************
* xmlrpc_encode takes native php types and encodes them into *
* xmlrpc PHP object format. *
* BUG: All sequential arrays are turned into structs. I don't *
* know of a good way to determine if an array is sequential *
* only. *
* *
* feature creep -- could support more types via optional type *
* argument. *
* *
* author: Dan Libby (dan@libby.com) *
****************************************************************/
function xmlrpc_encode($php_val)
{
global $xmlrpcInt;
global $xmlrpcDouble;
global $xmlrpcString;
global $xmlrpcArray;
global $xmlrpcStruct;
global $xmlrpcBoolean;
$type = gettype($php_val);
$xmlrpc_val = new xmlrpcval;
switch($type)
{
case 'array':
case 'object':
$arr = array();
while (list($k,$v) = each($php_val))
{
$arr[$k] = xmlrpc_encode($v);
}
$xmlrpc_val->addStruct($arr);
break;
case 'integer':
$xmlrpc_val->addScalar($php_val, $xmlrpcInt);
break;
case 'double':
$xmlrpc_val->addScalar($php_val, $xmlrpcDouble);
break;
case 'string':
$xmlrpc_val->addScalar($php_val, $xmlrpcString);
break;
// <G_Giunta_2001-02-29>
// Add support for encoding/decoding of booleans, since they are supported in PHP
case 'boolean':
$xmlrpc_val->addScalar($php_val, $xmlrpcBoolean);
break;
// </G_Giunta_2001-02-29>
case 'unknown type':
default:
// giancarlo pinerolo <ping@alt.it>
// it has to return
// an empty object in case (which is already
// at this point), not a boolean.
break;
}
return $xmlrpc_val;
}
?>
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