diff options
Diffstat (limited to 'includes/xmlrpc.inc')
| -rw-r--r-- | includes/xmlrpc.inc | 1385 |
1 files changed, 374 insertions, 1011 deletions
diff --git a/includes/xmlrpc.inc b/includes/xmlrpc.inc index 21a440095..fe1591810 100644 --- a/includes/xmlrpc.inc +++ b/includes/xmlrpc.inc @@ -1,1065 +1,428 @@ <?php -// by Edd Dumbill (C) 1999-2001 -// <edd@usefulinc.com> -// $Id$ +/* + Drupal XML-RPC library. Based on the IXR - The Incutio XML-RPC Library - (c) Incutio Ltd 2002-2005 + Version 1.7 (beta) - Simon Willison, 23rd May 2005 + Site: http://scripts.incutio.com/xmlrpc/ + Manual: http://scripts.incutio.com/xmlrpc/manual.php + This version is made available under the GNU GPL License +*/ - -// Copyright (c) 1999,2000,2001 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')) { - 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, - $xmlrpcStruct => 3); - -$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; -$xmlrpcstr["curl_fail"]="CURL error"; - -$xmlrpcName="XML-RPC for PHP"; -$xmlrpcVersion="1.02"; - -// let user errors start at 800 -$xmlrpcerruser=800; -// let XML parse errors start at 100 -$xmlrpcerrxml=100; - -// used to store state during parsing -// quick explanation of components: -// st - used to build up a string for evaluation -// ac - used to accumulate values -// qt - used to decide if quotes are needed for evaluation -// cm - used to denote struct or array (comma needed) -// isf - used to indicate a fault -// lv - used to indicate "looking for a value": implements -// the logic to allow values with no types to be strings -// params - used to store parameters in method calls -// method - used to store method name - -$_xh=array(); - -function xmlrpc_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']=$xmlrpcDateTime; - } else if ($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; +function xmlrpc_value($data, $type = FALSE) { + $xmlrpc_value = new stdClass(); + $xmlrpc_value->data = $data; + if (!$type) { + $type = xmlrpc_value_calculate_type($xmlrpc_value); + } + $xmlrpc_value->type = $type; + if ($type == 'struct') { + /* Turn all the values in the array in to new xmlrpc_values */ + foreach ($xmlrpc_value->data as $key => $value) { + $xmlrpc_value->data[$key] = xmlrpc_value($value); } - break; - case "MEMBER": - $_xh[$parser]['ac']=""; - break; - default: - break; } - - if ($name!="VALUE") $_xh[$parser]['lv']=0; + if ($type == 'array') { + for ($i = 0, $j = count($xmlrpc_value->data); $i < $j; $i++) { + $xmlrpc_value->data[$i] = xmlrpc_value($xmlrpc_value->data[$i]); + } + } + return $xmlrpc_value; } -function xmlrpc_ee($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); +function xmlrpc_value_calculate_type(&$xmlrpc_value) { + $type = gettype($xmlrpc_value->data); + switch ($type) { + case 'boolean': case 'double': + return $type; + case 'integer': + return 'int'; + case 'array': + return range(0, count($xmlrpc_value->data) - 1) == array_keys($xmlrpc_value->data) ? 'array' : 'struct'; + case 'object': + if ($xmlrpc_value->data->is_date) { + return 'date'; } - $_xh[$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'] ."'"; - } else if ($_xh[$parser]['qt']==2) { - $_xh[$parser]['st'].="base64_decode('". $_xh[$parser]['ac'] ."')"; - } else if ($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'] . "'"; + if ($xmlrpc_value->data->is_base64) { + return 'base64'; } - // This if() detects if no scalar was inside <VALUE></VALUE> - // and pads an empty "". - if($_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; + $xmlrpc_value->data = get_object_vars($xmlrpc_value->data); + return 'struct'; default: - break; - } - // if it's a valid type name, set the type - if (isset($xmlrpcTypes[strtolower($name)])) { - $_xh[$parser]['vt']=strtolower($name); + return string; } - } -function xmlrpc_cd($parser, $data) -{ - global $_xh; - - //if (ereg("^[\n\r \t]+$", $data)) return; - // print "adding [${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; - } - // replace characters that eval would - // do special things with - $_xh[$parser]['ac'].= xmlrpc_escape_php($data); +function xmlrpc_value_get_xml($xmlrpc_value) { + /* Return XML for this value */ + switch ($xmlrpc_value->type) { + case 'boolean': + return '<boolean>'. (($xmlrpc_value->data) ? '1' : '0') .'</boolean>'; + break; + case 'int': + return '<int>'. $xmlrpc_value->data .'</int>'; + break; + case 'double': + return '<double>'. $xmlrpc_value->data .'</double>'; + break; + case 'string': + /*** check this! this was htmlspecialchars, I changed to check_plain ***/ + return '<string>'. check_plain($xmlrpc_value->data) .'</string>'; + break; + case 'array': + $return = '<array><data>'."\n"; + foreach ($xmlrpc_value->data as $item) { + $return .= ' <value>'. xmlrpc_value_get_xml($item) ."</value>\n"; + } + $return .= '</data></array>'; + return $return; + break; + case 'struct': + $return = '<struct>'."\n"; + foreach ($xmlrpc_value->data as $name => $value) { + /*** check this! this was htmlspecialchars, I changed to check_plain ***/ + $return .= " <member><name>". check_plain($name) ."</name><value>"; + $return .= xmlrpc_value_get_xml($value)."</value></member>\n"; + } + $return .= '</struct>'; + return $return; + break; + case 'date': + return xmlrpc_date_get_xml($xmlrpc_value->data); + break; + case 'base64': + return xmlrpc_base64_get_xml($xmlrpc_value->data); + break; } + return FALSE; } -/** - * Escapes a piece of text so it can be placed literally between single quotes - * as a string inside PHP code. - * - * A single slash is converted to a double slash, a single quote converted to - * a slash followed by a quote. - */ -function xmlrpc_escape_php($data) { - return str_replace(array('\\', "'"), - array('\\\\', "\\'"), - $data); +function xmlrpc_message($message) { + $xmlrpc_message = new stdClass(); + $xmlrpc_message->array_structs = array(); // The stack used to keep track of the current array/struct + $xmlrpc_message->array_structs_types = array(); // Stack keeping track of if things are structs or array + $xmlrpc_message->current_struct_name = array(); // A stack as well + $xmlrpc_message->message = $message; + return $xmlrpc_message; } -function xmlrpc_dh($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'].= xmlrpc_escape_php($data); - } +function xmlrpc_message_parse(&$xmlrpc_message) { + // first remove the XML declaration + $xmlrpc_message->message = preg_replace('/<\?xml(.*)?\?'.'>/', '', $xmlrpc_message->message); + if (trim($xmlrpc_message->message) == '') { + return FALSE; + } + $xmlrpc_message->_parser = xml_parser_create(); + // Set XML parser to take the case of tags in to account + xml_parser_set_option($xmlrpc_message->_parser, XML_OPTION_CASE_FOLDING, FALSE); + // Set XML parser callback functions + /* do not set object. $xmlrpc_message does not have member functions any more + xml_set_object($xmlrpc_message->_parser, $xmlrpc_message); */ + xml_set_element_handler($xmlrpc_message->_parser, 'xmlrpc_message_tag_open', 'xmlrpc_message_tag_close'); + xml_set_character_data_handler($xmlrpc_message->_parser, 'xmlrpc_message_cdata'); + xmlrpc_message_set($xmlrpc_message); + if (!xml_parse($xmlrpc_message->_parser, $xmlrpc_message->message)) { + /* die(sprintf('XML error: %s at line %d', + xml_error_string(xml_get_error_code($xmlrpc_message->_parser)), + xml_get_current_line_number($xmlrpc_message->_parser))); */ + return FALSE; + } + xml_parser_free($xmlrpc_message->_parser); + // Grab the error messages, if any + $xmlrpc_message = xmlrpc_message_get(); + if ($xmlrpc_message->messagetype == 'fault') { + $xmlrpc_message->fault_code = $xmlrpc_message->params[0]['faultCode']; + $xmlrpc_message->fault_string = $xmlrpc_message->params[0]['faultString']; + } + return TRUE; } -class xmlrpc_client { - var $path; - var $server; - var $port; - var $errno; - var $errstring; - var $debug=0; - var $username=""; - var $password=""; - var $cert=""; - var $certpass=""; - - function xmlrpc_client($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 = $certpass; - } - - function send($msg, $timeout=0, $method='http') { - // 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="", $password="") { - if ($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) { - return 0; - } - // 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"; - return 0; - } - $resp=$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")) { - $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($curl, CURLOPT_HTTPHEADER, array('Content-Type: text/xml')); - // required for XMLRPC - if ($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) { - $resp=new xmlrpcresp(0, - $xmlrpcerr["curl_fail"], - $xmlrpcstr["curl_fail"]. ": ". - curl_error($curl)); - } else { - $resp = $msg->parseResponse($result); - } - curl_close($curl); - return $resp; - } - -} // end class xmlrpc_client - -class xmlrpcresp { - var $xv; - var $fn; - var $fs; - var $hdrs; - - function xmlrpcresp($val, $fcode=0, $fstr="") { - if ($fcode!=0) { - $this->xv=0; - $this->fn=$fcode; - $this->fs=htmlspecialchars($fstr); - } else { - $this->xv=$val; - $this->fn=0; - } - } - - function faultCode() { - if (isset($this->fn)) - return $this->fn; - else - return 0; - } - - function faultString() { return $this->fs; } - function value() { return $this->xv; } - - function serialize() { - $rs="<methodResponse>\n"; - if ($this->fn) { - $rs.="<fault> - <value> - <struct> - <member> - <name>faultCode</name> - <value><int>" . $this->fn . "</int></value> - </member> - <member> - <name>faultString</name> - <value><string>" . $this->fs . "</string></value> - </member> - </struct> - </value> - </fault>"; - } else { - $rs.="<params>\n<param>\n" . $this->xv->serialize() . - "</param>\n</params>"; - } - $rs.="\n</methodResponse>"; - return $rs; +function xmlrpc_message_set($value = NULL) { + static $xmlrpc_message; + if ($value) { + $xmlrpc_message = $value; } + return $xmlrpc_message; } -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; - - - $xmlparser = drupal_xml_parser_create($data); - $parser = (int)$xmlparser; - - $_xh[$parser]=array(); - - $_xh[$parser]['st']=""; - $_xh[$parser]['cm']=0; - $_xh[$parser]['isf']=0; - $_xh[$parser]['ac']=""; - $_xh[$parser]['qt']=""; - $_xh[$parser]['ha']=""; - $_xh[$parser]['ac']=""; - - xml_parser_set_option($xmlparser, XML_OPTION_CASE_FOLDING, true); - xml_set_element_handler($xmlparser, "xmlrpc_se", "xmlrpc_ee"); - xml_set_character_data_handler($xmlparser, "xmlrpc_cd"); - xml_set_default_handler($xmlparser, "xmlrpc_dh"); - $xmlrpc_value=new xmlrpcval; - - if ($this->debug) -##print "<pre>---GOT---\n" . htmlspecialchars($data) . "\n---END---\n</pre>"; -##print "<p>---GOT---\n" . nl2br(htmlspecialchars($data)) . "\n---END---\n</p>"; - print "<p>---GOT---\n" . nl2br($data) . "\n---END---\n</p>"; - if ($data=="") { - error_log("No response received from server."); - $r=new xmlrpcresp(0, $xmlrpcerr["no_data"], - $xmlrpcstr["no_data"]); - xml_parser_free($xmlparser); - 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"]. " (" . $errstr . ")"); - xml_parser_free($xmlparser); - return $r; - } - - // if using HTTP, then gotta get rid of HTTP headers here - // and we store them in the 'ha' bit of our data array - if (ereg("^HTTP", $data)) { - $ar=explode("\r\n", $data); - $newdata=""; - $hdrfnd=0; - for ($i=0; $i<sizeof($ar); $i++) { - if (!$hdrfnd) { - if (strlen($ar[$i])>0) { - $_xh[$parser]['ha'].=$ar[$i]. "\r\n"; - } else { - $hdrfnd=1; - } - } else { - $newdata.=$ar[$i] . "\r\n"; - } - } - $data=$newdata; - } +function xmlrpc_message_get() { + return xmlrpc_message_set(); +} - if (!xml_parse($xmlparser, $data, sizeof($data))) { - // thanks to Peter Kocks <peter.kocks@baygate.com> - if((xml_get_current_line_number($xmlparser)) == 1) - $errstr = "XML error at line 1, check URL"; - else - $errstr = sprintf("XML error: %s at line %d", - xml_error_string(xml_get_error_code($xmlparser)), - xml_get_current_line_number($xmlparser)); - error_log($errstr); - $r=new xmlrpcresp(0, $xmlrpcerr["invalid_return"], - $xmlrpcstr["invalid_return"]); - xml_parser_free($xmlparser); - return $r; - } - xml_parser_free($xmlparser); - 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']) { - $f=$v->structmem("faultCode"); - $fs=$v->structmem("faultString"); - $r=new xmlrpcresp($v, $f->scalarval(), - $fs->scalarval()); - } else { - $r=new xmlrpcresp($v); - } - } - $r->hdrs=split("\r?\n", $_xh[$parser]['ha']); - return $r; +function xmlrpc_message_tag_open($parser, $tag, $attr) { + $xmlrpc_message = xmlrpc_message_get(); + $xmlrpc_message->current_tag_contents = ''; + switch($tag) { + case 'methodCall': + case 'methodResponse': + case 'fault': + $xmlrpc_message->messagetype = $tag; + break; + /* Deal with stacks of arrays and structs */ + case 'data': + $xmlrpc_message->array_structs_types[] = 'array'; + $xmlrpc_message->array_structs[] = array(); + break; + case 'struct': + $xmlrpc_message->array_structs_types[] = 'struct'; + $xmlrpc_message->array_structs[] = array(); + break; } - + xmlrpc_message_set($xmlrpc_message); } -class xmlrpcval { - var $me=array(); - var $mytype=0; +function xmlrpc_message_cdata($parser, $cdata) { + $xmlrpc_message = xmlrpc_message_get(); + $xmlrpc_message->current_tag_contents .= $cdata; + xmlrpc_message_set($xmlrpc_message); +} - 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,$type); +function xmlrpc_message_tag_close($parser, $tag) { + $xmlrpc_message = xmlrpc_message_get(); + $value_flag = FALSE; + switch($tag) { + case 'int': + case 'i4': + $value = (int)trim($xmlrpc_message->current_tag_contents); + $value_flag = TRUE; + break; + case 'double': + $value = (double)trim($xmlrpc_message->current_tag_contents); + $value_flag = TRUE; + break; + case 'string': + $value = $xmlrpc_message->current_tag_contents; + $value_flag = TRUE; + break; + case 'dateTime.iso8601': + $value = xmlrpc_date(trim($xmlrpc_message->current_tag_contents)); + // $value = $iso->getTimestamp(); + $value_flag = TRUE; + break; + case 'value': + // "If no type is indicated, the type is string." + if (trim($xmlrpc_message->current_tag_contents) != '') { + $value = (string)$xmlrpc_message->current_tag_contents; + $value_flag = TRUE; } - else if ($xmlrpcTypes[$type]==2) - $this->addArray($val); - else if ($xmlrpcTypes[$type]==3) - $this->addStruct($val); - } + break; + case 'boolean': + $value = (boolean)trim($xmlrpc_message->current_tag_contents); + $value_flag = TRUE; + break; + case 'base64': + $value = base64_decode(trim($xmlrpc_message->current_tag_contents)); + $value_flag = TRUE; + break; + /* Deal with stacks of arrays and structs */ + case 'data': + case 'struct': + $value = array_pop($xmlrpc_message->array_structs ); + array_pop($xmlrpc_message->array_structs_types); + $value_flag = TRUE; + break; + case 'member': + array_pop($xmlrpc_message->current_struct_name); + break; + case 'name': + $xmlrpc_message->current_struct_name[] = trim($xmlrpc_message->current_tag_contents); + break; + case 'methodName': + $xmlrpc_message->methodname = trim($xmlrpc_message->current_tag_contents); + break; } - - function addScalar($val, $type="string") { - global $xmlrpcTypes, $xmlrpcBoolean; - - if ($this->mytype==1) { - echo "<strong>xmlrpcval</strong>: scalar can have only one value<br />"; - return 0; - } - $typeof=$xmlrpcTypes[$type]; - if ($typeof!=1) { - echo "<strong>xmlrpcval</strong>: not a scalar type (${typeof})<br />"; - return 0; - } - - if ($type==$xmlrpcBoolean) { - if (strcasecmp($val,"true")==0 || - $val==1 || ($val==true && - strcasecmp($val,"false"))) { - $val=1; + if ($value_flag) { + if (count($xmlrpc_message->array_structs ) > 0) { + // Add value to struct or array + if ($xmlrpc_message->array_structs_types[count($xmlrpc_message->array_structs_types)-1] == 'struct') { + // Add to struct + $xmlrpc_message->array_structs [count($xmlrpc_message->array_structs )-1][$xmlrpc_message->current_struct_name[count($xmlrpc_message->current_struct_name)-1]] = $value; } else { - $val=0; + // Add to array + $xmlrpc_message->array_structs [count($xmlrpc_message->array_structs )-1][] = $value; } - } - - if ($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 "<strong>xmlrpcval</strong>: 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 "<strong>xmlrpcval</strong>: 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)) { - foreach ($b as $id => $cont) { - $b[$id] = $cont->scalarval(); - } - } - - // add support for structures directly encoding php objects - if (is_object($b)) { - $t = get_object_vars($b); - foreach ($t as $id => $cont) { - $t[$id] = $cont->scalarval(); - } - foreach ($t as $id => $cont) { - eval('$b->'.$id.' = $cont;'); - } + // Just add as a paramater + $xmlrpc_message->params[] = $value; } - // end contrib - return $b; } - - function scalarval() { - global $xmlrpcBoolean, $xmlrpcBase64; - reset($this->me); - list($a,$b)=each($this->me); - return $b; + if (!in_array($tag, array("data", "struct", "member"))) { + $xmlrpc_message->current_tag_contents = ''; } + xmlrpc_message_set($xmlrpc_message); +} - function scalartyp() { - global $xmlrpcI4, $xmlrpcInt; - reset($this->me); - list($a,$b)=each($this->me); - if ($a==$xmlrpcI4) - $a=$xmlrpcInt; - return $a; - } +function xmlrpc_request($method, $args) { + $xmlrpc_request = new stdClass(); + $xmlrpc_request->method = $method; + $xmlrpc_request->args = $args; + $xmlrpc_request->xml = <<<EOD +<?xml version="1.0"?> +<methodCall> +<methodName>{$xmlrpc_request->method}</methodName> +<params> + +EOD; + foreach ($xmlrpc_request->args as $arg) { + $xmlrpc_request->xml .= '<param><value>'; + $v = xmlrpc_value($arg); + $xmlrpc_request->xml .= xmlrpc_value_get_xml($v); + $xmlrpc_request->xml .= "</value></param>\n"; + } + $xmlrpc_request->xml .= '</params></methodCall>'; + return $xmlrpc_request; +} - function arraymem($m) { - $nv=$this->me["array"][$m]; - return $nv; - } - function arraysize() { - reset($this->me); - list($a,$b)=each($this->me); - return sizeof($b); +function xmlrpc_error($code = NULL, $message = NULL) { + static $xmlrpc_error; + if ($code) { + $xmlrpc_error = new stdClass(); + $xmlrpc_error->is_error = TRUE; + $xmlrpc_error->code = $code; + $xmlrpc_error->message = $message; } + return $xmlrpc_error; } -// date helpers -function iso8601_encode($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 $t; +function xmlrpc_error_get_xml($xmlrpc_error) { + return <<<EOD +<methodResponse> + <fault> + <value> + <struct> + <member> + <name>faultCode</name> + <value><int>{$xmlrpc_error->code}</int></value> + </member> + <member> + <name>faultString</name> + <value><string>{$xmlrpc_error->message}</string></value> + </member> + </struct> + </value> + </fault> +</methodResponse> + +EOD; } -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 $t; +function xmlrpc_date($time) { + $xmlrpc_date = new stdClass(); + $xmlrpc_date->is_date = TRUE; + // $time can be a PHP timestamp or an ISO one + if (is_numeric($time)) { + $xmlrpc_date->year = date('Y', $time); + $xmlrpc_date->month = date('m', $time); + $xmlrpc_date->day = date('d', $time); + $xmlrpc_date->hour = date('H', $time); + $xmlrpc_date->minute = date('i', $time); + $xmlrpc_date->second = date('s', $time); + } + else { + $xmlrpc_date->year = substr($time, 0, 4); + $xmlrpc_date->month = substr($time, 4, 2); + $xmlrpc_date->day = substr($time, 6, 2); + $xmlrpc_date->hour = substr($time, 9, 2); + $xmlrpc_date->minute = substr($time, 12, 2); + $xmlrpc_date->second = substr($time, 15, 2); + } + return $xmlrpc_date; } -/***************************************************************** - * _xmlrpc_decode takes a message in PHP xmlrpc object format and * - * translates it into native PHP types. * - * * - * author: Dan Libby (dan@libby.com) * - *****************************************************************/ -function _xmlrpc_decode($xmlrpc_val) { - $kind = $xmlrpc_val->kindOf(); - - if($kind == "scalar") { - return $xmlrpc_val->scalarval(); - } - else if($kind == "array") { - $size = $xmlrpc_val->arraysize(); - $arr = array(); +function xmlrpc_date_get_xml($xmlrpc_date) { + return '<dateTime.iso8601>'. $xmlrpc_date->year . $xmlrpc_date->month . $xmlrpc_date->day .'T'. $xmlrpc_date->hour .':'. $xmlrpc_date->minute .':'. $xmlrpc_date->second .'</dateTime.iso8601>'; +} - for($i = 0; $i < $size; $i++) { - $arr[]=_xmlrpc_decode($xmlrpc_val->arraymem($i)); - } - return $arr; - } - else if($kind == "struct") { - $xmlrpc_val->structreset(); - $arr = array(); +function xmlrpc_base64($data) { + $xmlrpc_base64 = new stdClass(); + $xmlrpc_base64->is_base64 = TRUE; + $xmlrpc_base64->data = $data; + return $xmlrpc_base64; +} - while(list($key,$value)=$xmlrpc_val->structeach()) { - $arr[$key] = _xmlrpc_decode($value); - } - return $arr; - } +function xmlrpc_base64_get_xml($xmlrpc_base64) { + return '<base64>'. base64_encode($xmlrpc_base64->data) .'</base64>'; } -/**************************************************************** - * _xmlrpc_encode takes native php types and encodes them into * - * xmlrpc PHP object format. * - * BUG: All sequential arrays are turned into structs. I don't * - * know of a good way to determine if an array is sequential * - * only. * - * * - * feature creep -- could support more types via optional type * - * argument. * - * * - * author: Dan Libby (dan@libby.com) * - ****************************************************************/ -function _xmlrpc_encode($php_val) { - global $xmlrpcInt; - global $xmlrpcDouble; - global $xmlrpcString; - global $xmlrpcArray; - global $xmlrpcStruct; - global $xmlrpcBoolean; +/** + * Perform an XML-RPC request. + * + * @param $url + * An absolute URL of the XML-RPC server + * @param $method + * The method to be executed + * @param ... + * A variable number of arguments of the method. + * @return + * The return value of the method on success or FALSE. On FALSE, see + * xmlrpc_errno() and xmlrpc_error_msg(). + */ +function xmlrpc() { + $args = func_get_args(); + $url = array_shift($args); + $method = array_shift($args); + $xmlrpc_request = xmlrpc_request($method, $args); +// $request .= "Content-Type: text/xml$r"; + $result = drupal_http_request($url, array("Content-Type" => "text/xml"), 'POST', $xmlrpc_request->xml); + if ($result->code != 200) { + xmlrpc_error(-$result->code, $result->error); + return FALSE; + } + $message = xmlrpc_message($result->data); + // Now parse what we've got back + if (!xmlrpc_message_parse($message)) { + // XML error + xmlrpc_error(-32700, t('parse error. not well formed')); + return FALSE; + } + // Is the message a fault? + if ($message->messagetype == 'fault') { + xmlrpc_error($message->faultcode, $message->faultstring); + return FALSE; + } + // Message must be OK + return $message->params[0]; +} - $type = gettype($php_val); - $xmlrpc_val = new xmlrpcval; +/** + * Perform multiple calls in one request if possible. + * + * @param $url + * An absolute URL of the XML-RPC server + * @param $calls + * An array of calls. Each call is an array, where the first element + * is the method name, further elements are the arguments. + * @return + */ +function xmlrpc_multicall() { + $args = func_get_args(); + $url = $args[0]; + $client = xmlrpc_client_multicall($url); + foreach ($args[1] as $call) { + $method = array_shift($call); + $calls[] = array( + 'methodName' => $method, + 'params' => $args + ); + } + $result = xmlrpc($url, 'system.multicall', $calls); +// $result = xmlrpc_client_multicall_query($client); +// $results[$method] = ($result === FALSE) ? xmlrpc_error() : $result; +// return $results; +} - switch($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; +/** + * Returns the last XML-RPC client error number + */ +function xmlrpc_errno() { + $error = xmlrpc_error(); + return $error->code; } +/** + * Returns the last XML-RPC client error message + */ +function xmlrpc_error_msg() { + $error = xmlrpc_error(); + return $error->message; +} ?> |