Central: Added the required include() - instadisc - A productivity-increasing notification system

diff options

author	Kelly Rauchenberger <fefferburbia@gmail.com>	2008-08-08 00:00:20 +0000
committer	Kelly Rauchenberger <fefferburbia@gmail.com>	2008-08-08 00:00:20 +0000
commit	70f4caa35e06a9607b942cddfe9f3f9d6a0078d5 (patch)
tree	ce3965002197466d00e3fff10f9025572f7408ad /update/plugin/phpBB3/trunk/root/includes/xmlrpc/var_export.php
parent	9969f54cea4d79af79ec1808d4c348b264939360 (diff)
download	instadisc-70f4caa35e06a9607b942cddfe9f3f9d6a0078d5.tar.gz instadisc-70f4caa35e06a9607b942cddfe9f3f9d6a0078d5.tar.bz2 instadisc-70f4caa35e06a9607b942cddfe9f3f9d6a0078d5.zip

Central: Added the required include()

include('class.phpmailer.php'); had been neglected and thus the installation
failed.

Diffstat (limited to 'update/plugin/phpBB3/trunk/root/includes/xmlrpc/var_export.php')

0 files changed, 0 insertions, 0 deletions

<?php // by Edd Dumbill (C) 1999-2002 // <edd@usefulinc.com> // $Id: xmlrpc.inc,v 1.169 2008/03/06 18:47:24 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. if(!function_exists('xml_parser_create')) { // For PHP 4 onward, XML functionality is always compiled-in on windows: // no more need to dl-open it. It might have been compiled out on *nix... if(strtoupper(substr(PHP_OS, 0, 3) != 'WIN')) { dl('xml.so'); } } // Try to be backward compat with php < 4.2 (are we not being nice ?) $phpversion = phpversion(); if($phpversion[0] == '4' && $phpversion[2] < 2) { // give an opportunity to user to specify where to include other files from if(!defined('PHP_XMLRPC_COMPAT_DIR')) { define('PHP_XMLRPC_COMPAT_DIR',dirname(__FILE__).'/compat/'); } if($phpversion[2] == '0') { if($phpversion[4] < 6) { include(PHP_XMLRPC_COMPAT_DIR.'is_callable.php'); } include(PHP_XMLRPC_COMPAT_DIR.'is_scalar.php'); include(PHP_XMLRPC_COMPAT_DIR.'array_key_exists.php'); include(PHP_XMLRPC_COMPAT_DIR.'version_compare.php'); } include(PHP_XMLRPC_COMPAT_DIR.'var_export.php'); include(PHP_XMLRPC_COMPAT_DIR.'is_a.php'); } // G. Giunta 2005/01/29: declare global these variables, // so that xmlrpc.inc will work even if included from within a function // Milosch: 2005/08/07 - explicitly request these via $GLOBALS where used. $GLOBALS['xmlrpcI4']='i4'; $GLOBALS['xmlrpcInt']='int'; $GLOBALS['xmlrpcBoolean']='boolean'; $GLOBALS['xmlrpcDouble']='double'; $GLOBALS['xmlrpcString']='string'; $GLOBALS['xmlrpcDateTime']='dateTime.iso8601'; $GLOBALS['xmlrpcBase64']='base64'; $GLOBALS['xmlrpcArray']='array'; $GLOBALS['xmlrpcStruct']='struct'; $GLOBALS['xmlrpcValue']='undefined'; $GLOBALS['xmlrpcTypes']=array( $GLOBALS['xmlrpcI4'] => 1, $GLOBALS['xmlrpcInt'] => 1, $GLOBALS['xmlrpcBoolean'] => 1, $GLOBALS['xmlrpcString'] => 1, $GLOBALS['xmlrpcDouble'] => 1, $GLOBALS['xmlrpcDateTime'] => 1, $GLOBALS['xmlrpcBase64'] => 1, $GLOBALS['xmlrpcArray'] => 2, $GLOBALS['xmlrpcStruct'] => 3 ); $GLOBALS['xmlrpc_valid_parents'] = array( 'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT'), 'BOOLEAN' => array('VALUE'), 'I4' => array('VALUE'), 'INT' => array('VALUE'), 'STRING' => array('VALUE'), 'DOUBLE' => array('VALUE'), 'DATETIME.ISO8601' => array('VALUE'), 'BASE64' => array('VALUE'), 'MEMBER' => array('STRUCT'), 'NAME' => array('MEMBER'), 'DATA' => array('ARRAY'), 'ARRAY' => array('VALUE'), 'STRUCT' => array('VALUE'), 'PARAM' => array('PARAMS'), 'METHODNAME' => array('METHODCALL'), 'PARAMS' => array('METHODCALL', 'METHODRESPONSE'), 'FAULT' => array('METHODRESPONSE'), 'NIL' => array('VALUE') // only used when extension activated ); // define extra types for supporting NULL (useful for json or <NIL/>) $GLOBALS['xmlrpcNull']='null'; $GLOBALS['xmlrpcTypes']['null']=1; // Not in use anymore since 2.0. Shall we remove it? /// @deprecated $GLOBALS['xmlEntities']=array( 'amp' => '&', 'quot' => '"', 'lt' => '<', 'gt' => '>', 'apos' => "'" ); // tables used for transcoding different charsets into us-ascii xml $GLOBALS['xml_iso88591_Entities']=array(); $GLOBALS['xml_iso88591_Entities']['in'] = array(); $GLOBALS['xml_iso88591_Entities']['out'] = array(); for ($i = 0; $i < 32; $i++) { $GLOBALS['xml_iso88591_Entities']['in'][] = chr($i); $GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';'; } for ($i = 160; $i < 256; $i++) { $GLOBALS['xml_iso88591_Entities']['in'][] = chr($i); $GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';'; } /// @todo add to iso table the characters from cp_1252 range, i.e. 128 to 159? /// These will NOT be present in true ISO-8859-1, but will save the unwary /// windows user from sending junk (though no luck when reciving them...) /* $GLOBALS['xml_cp1252_Entities']=array(); for ($i = 128; $i < 160; $i++) { $GLOBALS['xml_cp1252_Entities']['in'][] = chr($i); } $GLOBALS['xml_cp1252_Entities']['out'] = array( '€', '?', '‚', 'ƒ', '„', '…', '†', '‡', 'ˆ', '‰', 'Š', '‹', 'Œ', '?', 'Ž', '?', '?', '‘', '’', '“', '”', '•', '–', '—', '˜', '™', 'š', '›', 'œ', '?', 'ž', 'Ÿ' ); */ $GLOBALS['xmlrpcerr'] = array( 'unknown_method'=>1, 'invalid_return'=>2, 'incorrect_params'=>3, 'introspect_unknown'=>4, 'http_error'=>5, 'no_data'=>6, 'no_ssl'=>7, 'curl_fail'=>8, 'invalid_request'=>15, 'no_curl'=>16, 'server_error'=>17, 'multicall_error'=>18, 'multicall_notstruct'=>9, 'multicall_nomethod'=>10, 'multicall_notstring'=>11, 'multicall_recursion'=>12, 'multicall_noparams'=>13, 'multicall_notarray'=>14, 'cannot_decompress'=>103, 'decompress_fail'=>104, 'dechunk_fail'=>105, 'server_cannot_decompress'=>106, 'server_decompress_fail'=>107 ); $GLOBALS['xmlrpcstr'] = array( 'unknown_method'=>'Unknown method', 'invalid_return'=>'Invalid return payload: enable debugging to examine incoming payload', 'incorrect_params'=>'Incorrect parameters passed to method', 'introspect_unknown'=>"Can't introspect: method unknown", 'http_error'=>"Didn't receive 200 OK from remote server.", 'no_data'=>'No data received from server.', 'no_ssl'=>'No SSL support compiled in.', 'curl_fail'=>'CURL error', 'invalid_request'=>'Invalid request payload', 'no_curl'=>'No CURL support compiled in.', 'server_error'=>'Internal server error', 'multicall_error'=>'Received from server invalid multicall response', 'multicall_notstruct'=>'system.multicall expected struct', 'multicall_nomethod'=>'missing methodName', 'multicall_notstring'=>'methodName is not a string', 'multicall_recursion'=>'recursive system.multicall forbidden', 'multicall_noparams'=>'missing params', 'multicall_notarray'=>'params is not an array', 'cannot_decompress'=>'Received from server compressed HTTP and cannot decompress', 'decompress_fail'=>'Received from server invalid compressed HTTP', 'dechunk_fail'=>'Received from server invalid chunked HTTP', 'server_cannot_decompress'=>'Received from client compressed HTTP request and cannot decompress', 'server_decompress_fail'=>'Received from client invalid compressed HTTP request' ); // The charset encoding used by the server for received messages and // by the client for received responses when received charset cannot be determined // or is not supported $GLOBALS['xmlrpc_defencoding']='UTF-8'; // The encoding used internally by PHP. // String values received as xml will be converted to this, and php strings will be converted to xml // as if having been coded with this $GLOBALS['xmlrpc_internalencoding']='ISO-8859-1'; $GLOBALS['xmlrpcName']='XML-RPC for PHP'; $GLOBALS['xmlrpcVersion']='2.2.1'; // let user errors start at 800 $GLOBALS['xmlrpcerruser']=800; // let XML parse errors start at 100 $GLOBALS['xmlrpcerrxml']=100; // formulate backslashes for escaping regexp // Not in use anymore since 2.0. Shall we remove it? /// @deprecated $GLOBALS['xmlrpc_backslash']=chr(92).chr(92); // set to TRUE to enable correct decoding of <NIL/> values $GLOBALS['xmlrpc_null_extension']=false; // used to store state during parsing // quick explanation of components: // ac - used to accumulate values // isf - used to indicate a parsing fault (2) or xmlrpcresp fault (1) // isf_reason - used for storing xmlrpcresp fault string // 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 // stack - array with genealogy of xml elements names: // used to validate nesting of xmlrpc elements $GLOBALS['_xh']=null; /** * Convert a string to the correct XML representation in a target charset * To help correct communication of non-ascii chars inside strings, regardless * of the charset used when sending requests, parsing them, sending responses * and parsing responses, an option is to convert all non-ascii chars present in the message * into their equivalent 'charset entity'. Charset entities enumerated this way * are independent of the charset encoding used to transmit them, and all XML * parsers are bound to understand them. * Note that in the std case we are not sending a charset encoding mime type * along with http headers, so we are bound by RFC 3023 to emit strict us-ascii. * * @todo do a bit of basic benchmarking (strtr vs. str_replace) * @todo make usage of iconv() or recode_string() or mb_string() where available */ function xmlrpc_encode_entitites($data, $src_encoding='', $dest_encoding='') { if ($src_encoding == '') { // lame, but we know no better... $src_encoding = $GLOBALS['xmlrpc_internalencoding']; } switch(strtoupper($src_encoding.'_'.$dest_encoding)) { case 'ISO-8859-1_': case 'ISO-8859-1_US-ASCII': $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data); $escaped_data = str_replace($GLOBALS['xml_iso88591_Entities']['in'], $GLOBALS['xml_iso88591_Entities']['out'], $escaped_data); break; case 'ISO-8859-1_UTF-8': $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data); $escaped_data = utf8_encode($escaped_data); break; case 'ISO-8859-1_ISO-8859-1': case 'US-ASCII_US-ASCII': case 'US-ASCII_UTF-8': case 'US-ASCII_': case 'US-ASCII_ISO-8859-1': case 'UTF-8_UTF-8': //case 'CP1252_CP1252': $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data); break; case 'UTF-8_': case 'UTF-8_US-ASCII': case 'UTF-8_ISO-8859-1': // NB: this will choke on invalid UTF-8, going most likely beyond EOF $escaped_data = ''; // be kind to users creating string xmlrpcvals out of different php types $data = (string) $data; $ns = strlen ($data); for ($nn = 0; $nn < $ns; $nn++) { $ch = $data[$nn]; $ii = ord($ch); //1 7 0bbbbbbb (127) if ($ii < 128) { /// @todo shall we replace this with a (supposedly) faster str_replace? switch($ii){ case 34: $escaped_data .= '"'; break; case 38: $escaped_data .= '&'; break; case 39: $escaped_data .= '''; break; case 60: $escaped_data .= '<'; break; case 62: $escaped_data .= '>'; break; default: $escaped_data .= $ch; } // switch } //2 11 110bbbbb 10bbbbbb (2047) else if ($ii>>5 == 6) { $b1 = ($ii & 31); $ii = ord($data[$nn+1]); $b2 = ($ii & 63); $ii = ($b1 * 64) + $b2; $ent = sprintf ('&#%d;', $ii); $escaped_data .= $ent; $nn += 1; } //3 16 1110bbbb 10bbbbbb 10bbbbbb else if ($ii>>4 == 14) { $b1 = ($ii & 31); $ii = ord($data[$nn+1]); $b2 = ($ii & 63); $ii = ord($data[$nn+2]); $b3 = ($ii & 63); $ii = ((($b1 * 64) + $b2) * 64) + $b3; $ent = sprintf ('&#%d;', $ii); $escaped_data .= $ent; $nn += 2; } //4 21 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb else if ($ii>>3 == 30) { $b1 = ($ii & 31); $ii = ord($data[$nn+1]); $b2 = ($ii & 63); $ii = ord($data[$nn+2]); $b3 = ($ii & 63); $ii = ord($data[$nn+3]); $b4 = ($ii & 63); $ii = ((((($b1 * 64) + $b2) * 64) + $b3) * 64) + $b4; $ent = sprintf ('&#%d;', $ii); $escaped_data .= $ent; $nn += 3; } } break; /* case 'CP1252_': case 'CP1252_US-ASCII': $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data); $escaped_data = str_replace($GLOBALS['xml_iso88591_Entities']['in'], $GLOBALS['xml_iso88591_Entities']['out'], $escaped_data); $escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data); break; case 'CP1252_UTF-8': $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data); /// @todo we could use real UTF8 chars here instead of xml entities... (note that utf_8 encode all allone will NOT convert them) $escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data); $escaped_data = utf8_encode($escaped_data); break; case 'CP1252_ISO-8859-1': $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data); // we might as well replave all funky chars with a '?' here, but we are kind and leave it to the receiving application layer to decide what to do with these weird entities... $escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data); break; */ default: $escaped_data = ''; error_log("Converting from $src_encoding to $dest_encoding: not supported..."); } return $escaped_data; } /// xml parser handler function for opening element tags function xmlrpc_se($parser, $name, $attrs, $accept_single_vals=false) { // if invalid xmlrpc already detected, skip all processing if ($GLOBALS['_xh']['isf'] < 2) { // check for correct element nesting // top level element can only be of 2 types /// @todo optimization creep: save this check into a bool variable, instead of using count() every time: /// there is only a single top level element in xml anyway if (count($GLOBALS['_xh']['stack']) == 0) { if ($name != 'METHODRESPONSE' && $name != 'METHODCALL' && ( $name != 'VALUE' && !$accept_single_vals)) { $GLOBALS['_xh']['isf'] = 2; $GLOBALS['_xh']['isf_reason'] = 'missing top level xmlrpc element'; return; } else { $GLOBALS['_xh']['rt'] = strtolower($name); } } else { // not top level element: see if parent is OK $parent = end($GLOBALS['_xh']['stack']); if (!array_key_exists($name, $GLOBALS['xmlrpc_valid_parents']) || !in_array($parent, $GLOBALS['xmlrpc_valid_parents'][$name])) { $GLOBALS['_xh']['isf'] = 2; $GLOBALS['_xh']['isf_reason'] = "xmlrpc element $name cannot be child of $parent"; return; } } switch($name) { // optimize for speed switch cases: most common cases first case 'VALUE': /// @todo we could check for 2 VALUE elements inside a MEMBER or PARAM element $GLOBALS['_xh']['vt']='value'; // indicator: no value found yet $GLOBALS['_xh']['ac']=''; $GLOBALS['_xh']['lv']=1; $GLOBALS['_xh']['php_class']=null; break; case 'I4': case 'INT': case 'STRING': case 'BOOLEAN': case 'DOUBLE': case 'DATETIME.ISO8601': case 'BASE64': if ($GLOBALS['_xh']['vt']!='value') { //two data elements inside a value: an error occurred! $GLOBALS['_xh']['isf'] = 2; $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value"; return; } $GLOBALS['_xh']['ac']=''; // reset the accumulator break; case 'STRUCT': case 'ARRAY': if ($GLOBALS['_xh']['vt']!='value') { //two data elements inside a value: an error occurred! $GLOBALS['_xh']['isf'] = 2; $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value"; return; } // create an empty array to hold child values, and push it onto appropriate stack $cur_val = array(); $cur_val['values'] = array(); $cur_val['type'] = $name; // check for out-of-band information to rebuild php objs // and in case it is found, save it if (@isset($attrs['PHP_CLASS'])) { $cur_val['php_class'] = $attrs['PHP_CLASS']; } $GLOBALS['_xh']['valuestack'][] = $cur_val; $GLOBALS['_xh']['vt']='data'; // be prepared for a data element next break; case 'DATA': if ($GLOBALS['_xh']['vt']!='data') { //two data elements inside a value: an error occurred! $GLOBALS['_xh']['isf'] = 2; $GLOBALS['_xh']['isf_reason'] = "found two data elements inside an array element"; return; } case 'METHODCALL': case 'METHODRESPONSE': case 'PARAMS': // valid elements that add little to processing break; case 'METHODNAME': case 'NAME': /// @todo we could check for 2 NAME elements inside a MEMBER element $GLOBALS['_xh']['ac']=''; break; case 'FAULT': $GLOBALS['_xh']['isf']=1; break; case 'MEMBER': $GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name']=''; // set member name to null, in case we do not find in the xml later on //$GLOBALS['_xh']['ac']=''; // Drop trough intentionally case 'PARAM': // clear value type, so we can check later if no value has been passed for this param/member $GLOBALS['_xh']['vt']=null; break; case 'NIL': if ($GLOBALS['xmlrpc_null_extension']) { if ($GLOBALS['_xh']['vt']!='value') { //two data elements inside a value: an error occurred! $GLOBALS['_xh']['isf'] = 2; $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value"; return; } $GLOBALS['_xh']['ac']=''; // reset the accumulator break; } // we do not support the <NIL/> extension, so // drop through intentionally default: /// INVALID ELEMENT: RAISE ISF so that it is later recognized!!! $GLOBALS['_xh']['isf'] = 2; $GLOBALS['_xh']['isf_reason'] = "found not-xmlrpc xml element $name"; break; } // Save current element name to stack, to validate nesting $GLOBALS['_xh']['stack'][] = $name; /// @todo optimization creep: move this inside the big switch() above if($name!='VALUE') { $GLOBALS['_xh']['lv']=0; } } } /// Used in decoding xml chunks that might represent single xmlrpc values function xmlrpc_se_any($parser, $name, $attrs) { xmlrpc_se($parser, $name, $attrs, true); } /// xml parser handler function for close element tags function xmlrpc_ee($parser, $name, $rebuild_xmlrpcvals = true) { if ($GLOBALS['_xh']['isf'] < 2) { // push this element name from stack // NB: if XML validates, correct opening/closing is guaranteed and // we do not have to check for $name == $curr_elem. // we also checked for proper nesting at start of elements... $curr_elem = array_pop($GLOBALS['_xh']['stack']); switch($name) { case 'VALUE': // This if() detects if no scalar was inside <VALUE></VALUE> if ($GLOBALS['_xh']['vt']=='value') { $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac']; $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcString']; } if ($rebuild_xmlrpcvals) { // build the xmlrpc val out of the data received, and substitute it $temp =& new xmlrpcval($GLOBALS['_xh']['value'], $GLOBALS['_xh']['vt']); // in case we got info about underlying php class, save it // in the object we're rebuilding if (isset($GLOBALS['_xh']['php_class'])) $temp->_php_class = $GLOBALS['_xh']['php_class']; // check if we are inside an array or struct: // if value just built is inside an array, let's move it into array on the stack $vscount = count($GLOBALS['_xh']['valuestack']); if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY') { $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $temp; } else { $GLOBALS['_xh']['value'] = $temp; } } else { /// @todo this needs to treat correctly php-serialized objects, /// since std deserializing is done by php_xmlrpc_decode, /// which we will not be calling... if (isset($GLOBALS['_xh']['php_class'])) { } // check if we are inside an array or struct: // if value just built is inside an array, let's move it into array on the stack $vscount = count($GLOBALS['_xh']['valuestack']); if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY') { $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $GLOBALS['_xh']['value']; } } break; case 'BOOLEAN': case 'I4': case 'INT': case 'STRING': case 'DOUBLE': case 'DATETIME.ISO8601': case 'BASE64': $GLOBALS['_xh']['vt']=strtolower($name); /// @todo: optimization creep - remove the if/elseif cycle below /// since the case() in which we are already did that if ($name=='STRING') { $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac']; } elseif ($name=='DATETIME.ISO8601') { if (!preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $GLOBALS['_xh']['ac'])) { error_log('XML-RPC: invalid value received in DATETIME: '.$GLOBALS['_xh']['ac']); } $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcDateTime']; $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac']; } elseif ($name=='BASE64') { /// @todo check for failure of base64 decoding / catch warnings $GLOBALS['_xh']['value']=base64_decode($GLOBALS['_xh']['ac']); } elseif ($name=='BOOLEAN') { // special case here: we translate boolean 1 or 0 into PHP // constants true or false. // Strings 'true' and 'false' are accepted, even though the // spec never mentions them (see eg. Blogger api docs) // NB: this simple checks helps a lot sanitizing input, ie no // security problems around here if ($GLOBALS['_xh']['ac']=='1' || strcasecmp($GLOBALS['_xh']['ac'], 'true') == 0) { $GLOBALS['_xh']['value']=true; } else { // log if receiveing something strange, even though we set the value to false anyway if ($GLOBALS['_xh']['ac']!='0' && strcasecmp($_xh[$parser]['ac'], 'false') != 0) error_log('XML-RPC: invalid value received in BOOLEAN: '.$GLOBALS['_xh']['ac']); $GLOBALS['_xh']['value']=false; } } elseif ($name=='DOUBLE') { // we have a DOUBLE // we must check that only 0123456789-.<space> are characters here // NOTE: regexp could be much stricter than this... if (!preg_match('/^[+-eE0123456789 \t.]+$/', $GLOBALS['_xh']['ac'])) { /// @todo: find a better way of throwing an error than this! error_log('XML-RPC: non numeric value received in DOUBLE: '.$GLOBALS['_xh']['ac']); $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND'; } else { // it's ok, add it on $GLOBALS['_xh']['value']=(double)$GLOBALS['_xh']['ac']; } } else { // we have an I4/INT // we must check that only 0123456789-<space> are characters here if (!preg_match('/^[+-]?[0123456789 \t]+$/', $GLOBALS['_xh']['ac'])) { /// @todo find a better way of throwing an error than this! error_log('XML-RPC: non numeric value received in INT: '.$GLOBALS['_xh']['ac']); $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND'; } else { // it's ok, add it on $GLOBALS['_xh']['value']=(int)$GLOBALS['_xh']['ac']; } } //$GLOBALS['_xh']['ac']=''; // is this necessary? $GLOBALS['_xh']['lv']=3; // indicate we've found a value break; case 'NAME': $GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name'] = $GLOBALS['_xh']['ac']; break; case 'MEMBER': //$GLOBALS['_xh']['ac']=''; // is this necessary? // add to array in the stack the last element built, // unless no VALUE was found if ($GLOBALS['_xh']['vt']) { $vscount = count($GLOBALS['_xh']['valuestack']); $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][$GLOBALS['_xh']['valuestack'][$vscount-1]['name']] = $GLOBALS['_xh']['value']; } else error_log('XML-RPC: missing VALUE inside STRUCT in received xml'); break; case 'DATA': //$GLOBALS['_xh']['ac']=''; // is this necessary? $GLOBALS['_xh']['vt']=null; // reset this to check for 2 data elements in a row - even if they're empty break; case 'STRUCT': case 'ARRAY': // fetch out of stack array of values, and promote it to current value $curr_val = array_pop($GLOBALS['_xh']['valuestack']); $GLOBALS['_xh']['value'] = $curr_val['values']; $GLOBALS['_xh']['vt']=strtolower($name); if (isset($curr_val['php_class'])) { $GLOBALS['_xh']['php_class'] = $curr_val['php_class']; } break; case 'PARAM': // add to array of params the current value, // unless no VALUE was found if ($GLOBALS['_xh']['vt']) { $GLOBALS['_xh']['params'][]=$GLOBALS['_xh']['value']; $GLOBALS['_xh']['pt'][]=$GLOBALS['_xh']['vt']; } else error_log('XML-RPC: missing VALUE inside PARAM in received xml'); break; case 'METHODNAME': $GLOBALS['_xh']['method']=preg_replace('/^[\n\r\t ]+/', '', $GLOBALS['_xh']['ac']); break; case 'NIL': if ($GLOBALS['xmlrpc_null_extension']) { $GLOBALS['_xh']['vt']='null'; $GLOBALS['_xh']['value']=null; $GLOBALS['_xh']['lv']=3; break; } // drop through intentionally if nil extension not enabled case 'PARAMS': case 'FAULT': case 'METHODCALL': case 'METHORESPONSE': break; default: // End of INVALID ELEMENT! // shall we add an assert here for unreachable code??? break; } } } /// Used in decoding xmlrpc requests/responses without rebuilding xmlrpc values function xmlrpc_ee_fast($parser, $name) { xmlrpc_ee($parser, $name, false); } /// xml parser handler function for character data function xmlrpc_cd($parser, $data) { // skip processing if xml fault already detected if ($GLOBALS['_xh']['isf'] < 2) { // "lookforvalue==3" means that we've found an entire value // and should discard any further character data if($GLOBALS['_xh']['lv']!=3) { // G. Giunta 2006-08-23: useless change of 'lv' from 1 to 2 //if($GLOBALS['_xh']['lv']==1) //{ // if we've found text and we're just in a <value> then // say we've found a value //$GLOBALS['_xh']['lv']=2; //} // we always initialize the accumulator before starting parsing, anyway... //if(!@isset($GLOBALS['_xh']['ac'])) //{ // $GLOBALS['_xh']['ac'] = ''; //} $GLOBALS['_xh']['ac'].=$data; } } } /// xml parser handler function for 'other stuff', ie. not char data or /// element start/end tag. In fact it only gets called on unknown entities... function xmlrpc_dh($parser, $data) { // skip processing if xml fault already detected if ($GLOBALS['_xh']['isf'] < 2) { if(substr($data, 0, 1) == '&' && substr($data, -1, 1) == ';') { // G. Giunta 2006-08-25: useless change of 'lv' from 1 to 2 //if($GLOBALS['_xh']['lv']==1) //{ // $GLOBALS['_xh']['lv']=2; //} $GLOBALS['_xh']['ac'].=$data; } } return true; } class xmlrpc_client { var $path; var $server; var $port=0; var $method='http'; var $errno; var $errstr; var $debug=0; var $username=''; var $password=''; var $authtype=1; var $cert=''; var $certpass=''; var $cacert=''; var $cacertdir=''; var $key=''; var $keypass=''; var $verifypeer=true; var $verifyhost=1; var $no_multicall=false; var $proxy=''; var $proxyport=0; var $proxy_user=''; var $proxy_pass=''; var $proxy_authtype=1; var $cookies=array(); /** * List of http compression methods accepted by the client for responses. * NB: PHP supports deflate, gzip compressions out of the box if compiled w. zlib * * NNB: you can set it to any non-empty array for HTTP11 and HTTPS, since * in those cases it will be up to CURL to decide the compression methods * it supports. You might check for the presence of 'zlib' in the output of * curl_version() to determine wheter compression is supported or not */ var $accepted_compression = array(); /** * Name of compression scheme to be used for sending requests. * Either null, gzip or deflate */ var $request_compression = ''; /** * CURL handle: used for keep-alive connections (PHP 4.3.8 up, see: * http://curl.haxx.se/docs/faq.html#7.3) */ var $xmlrpc_curl_handle = null; /// Wheter to use persistent connections for http 1.1 and https var $keepalive = false; /// Charset encodings that can be decoded without problems by the client var $accepted_charset_encodings = array(); /// Charset encoding to be used in serializing request. NULL = use ASCII var $request_charset_encoding = ''; /** * Decides the content of xmlrpcresp objects returned by calls to send() * valid strings are 'xmlrpcvals', 'phpvals' or 'xml' */ var $return_type = 'xmlrpcvals'; /** * @param string $path either the complete server URL or the PATH part of the xmlrc server URL, e.g. /xmlrpc/server.php * @param string $server the server name / ip address * @param integer $port the port the server is listening on, defaults to 80 or 443 depending on protocol used * @param string $method the http protocol variant: defaults to 'http', 'https' and 'http11' can be used if CURL is installed */ function xmlrpc_client($path, $server='', $port='', $method='') { // allow user to specify all params in $path if($server == '' and $port == '' and $method == '') { $parts = parse_url($path); $server = $parts['host']; $path = isset($parts['path']) ? $parts['path'] : ''; if(isset($parts['query'])) { $path .= '?'.$parts['query']; } if(isset($parts['fragment'])) { $path .= '#'.$parts['fragment']; } if(isset($parts['port'])) { $port = $parts['port']; } if(isset($parts['scheme'])) { $method = $parts['scheme']; } if(isset($parts['user'])) { $this->username = $parts['user']; } if(isset($parts['pass'])) { $this->password = $parts['pass']; } } if($path == '' || $path[0] != '/') { $this->path='/'.$path; } else { $this->path=$path; } $this->server=$server; if($port != '') { $this->port=$port; } if($method != '') { $this->method=$method; } // if ZLIB is enabled, let the client by default accept compressed responses if(function_exists('gzinflate') || ( function_exists('curl_init') && (($info = curl_version()) && ((is_string($info) && strpos($info, 'zlib') !== null) || isset($info['libz_version']))) )) { $this->accepted_compression = array('gzip', 'deflate'); } // keepalives: enabled by default ONLY for PHP >= 4.3.8 // (see http://curl.haxx.se/docs/faq.html#7.3) if(version_compare(phpversion(), '4.3.8') >= 0) { $this->keepalive = true; } // by default the xml parser can support these 3 charset encodings $this->accepted_charset_encodings = array('UTF-8', 'ISO-8859-1', 'US-ASCII'); } /** * Enables/disables the echoing to screen of the xmlrpc responses received * @param integer $debug values 0, 1 and 2 are supported (2 = echo sent msg too, before received response) * @access public */ function setDebug($in) { $this->debug=$in; } /** * Add some http BASIC AUTH credentials, used by the client to authenticate * @param string $u username * @param string $p password * @param integer $t auth type. See curl_setopt man page for supported auth types. Defaults to CURLAUTH_BASIC (basic auth) * @access public */ function setCredentials($u, $p, $t=1) { $this->username=$u; $this->password=$p; $this->authtype=$t; } /** * Add a client-side https certificate * @param string $cert * @param string $certpass * @access public */ function setCertificate($cert, $certpass) { $this->cert = $cert; $this->certpass = $certpass; } /** * Add a CA certificate to verify server with (see man page about * CURLOPT_CAINFO for more details * @param string $cacert certificate file name (or dir holding certificates) * @param bool $is_dir set to true to indicate cacert is a dir. defaults to false * @access public */ function setCaCertificate($cacert, $is_dir=false) { if ($is_dir) { $this->cacertdir = $cacert; } else { $this->cacert = $cacert; } } /** * Set attributes for SSL communication: private SSL key * NB: does not work in older php/curl installs * Thanks to Daniel Convissor * @param string $key The name of a file containing a private SSL key * @param string $keypass The secret password needed to use the private SSL key * @access public */ function setKey($key, $keypass) { $this->key = $key; $this->keypass = $keypass; } /** * Set attributes for SSL communication: verify server certificate * @param bool $i enable/disable verification of peer certificate * @access public */ function setSSLVerifyPeer($i) { $this->verifypeer = $i; } /** * Set attributes for SSL communication: verify match of server cert w. hostname * @param int $i * @access public */ function setSSLVerifyHost($i) { $this->verifyhost = $i; } /** * Set proxy info * @param string $proxyhost * @param string $proxyport Defaults to 8080 for HTTP and 443 for HTTPS * @param string $proxyusername Leave blank if proxy has public access * @param string $proxypassword Leave blank if proxy has public access * @param int $proxyauthtype set to constant CURLAUTH_NTLM to use NTLM auth with proxy * @access public */ function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 1) { $this->proxy = $proxyhost; $this->proxyport = $proxyport; $this->proxy_user = $proxyusername; $this->proxy_pass = $proxypassword; $this->proxy_authtype = $proxyauthtype; } /** * Enables/disables reception of compressed xmlrpc responses. * Note that enabling reception of compressed responses merely adds some standard * http headers to xmlrpc requests. It is up to the xmlrpc server to return * compressed responses when receiving such requests. * @param string $compmethod either 'gzip', 'deflate', 'any' or '' * @access public */ function setAcceptedCompression($compmethod) { if ($compmethod == 'any') $this->accepted_compression = array('gzip', 'deflate'); else $this->accepted_compression = array($compmethod); } /** * Enables/disables http compression of xmlrpc request. * Take care when sending compressed requests: servers might not support them * (and automatic fallback to uncompressed requests is not yet implemented) * @param string $compmethod either 'gzip', 'deflate' or '' * @access public */ function setRequestCompression($compmethod) { $this->request_compression = $compmethod; } /** * Adds a cookie to list of cookies that will be sent to server. * NB: setting any param but name and value will turn the cookie into a 'version 1' cookie: * do not do it unless you know what you are doing * @param string $name * @param string $value * @param string $path * @param string $domain * @param int $port * @access public * * @todo check correctness of urlencoding cookie value (copied from php way of doing it...) */ function setCookie($name, $value='', $path='', $domain='', $port=null) { $this->cookies[$name]['value'] = urlencode($value); if ($path || $domain || $port) { $this->cookies[$name]['path'] = $path; $this->cookies[$name]['domain'] = $domain; $this->cookies[$name]['port'] = $port; $this->cookies[$name]['version'] = 1; } else { $this->cookies[$name]['version'] = 0; } } /** * Send an xmlrpc request * @param mixed $msg The message object, or an array of messages for using multicall, or the complete xml representation of a request * @param integer $timeout Connection timeout, in seconds, If unspecified, a platform specific timeout will apply * @param string $method if left unspecified, the http protocol chosen during creation of the object will be used * @return xmlrpcresp * @access public */ function& send($msg, $timeout=0, $method='') { // if user deos not specify http protocol, use native method of this client // (i.e. method set during call to constructor) if($method == '') { $method = $this->method; } if(is_array($msg)) { // $msg is an array of xmlrpcmsg's $r = $this->multicall($msg, $timeout, $method); return $r; } elseif(is_string($msg)) { $n =& new xmlrpcmsg(''); $n->payload = $msg; $msg = $n; } // where msg is an xmlrpcmsg $msg->debug=$this->debug; if($method == 'https') { $r =& $this->sendPayloadHTTPS( $msg, $this->server, $this->port, $timeout, $this->username, $this->password, $this->authtype, $this->cert, $this->certpass, $this->cacert, $this->cacertdir, $this->proxy, $this->proxyport, $this->proxy_user, $this->proxy_pass, $this->proxy_authtype, $this->keepalive, $this->key, $this->keypass ); } elseif($method == 'http11') { $r =& $this->sendPayloadCURL( $msg, $this->server, $this->port, $timeout, $this->username, $this->password, $this->authtype, null, null, null, null, $this->proxy, $this->proxyport, $this->proxy_user, $this->proxy_pass, $this->proxy_authtype, 'http', $this->keepalive ); } else { $r =& $this->sendPayloadHTTP10( $msg, $this->server, $this->port, $timeout, $this->username, $this->password, $this->authtype, $this->proxy, $this->proxyport, $this->proxy_user, $this->proxy_pass, $this->proxy_authtype ); } return $r; } /** * @access private */ function &sendPayloadHTTP10($msg, $server, $port, $timeout=0, $username='', $password='', $authtype=1, $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1) { if($port==0) { $port=80; } // Only create the payload if it was not created previously if(empty($msg->payload)) { $msg->createPayload($this->request_charset_encoding); } $payload = $msg->payload; // Deflate request body and set appropriate request headers if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate')) { if($this->request_compression == 'gzip') { $a = @gzencode($payload); if($a) { $payload = $a; $encoding_hdr = "Content-Encoding: gzip\r\n"; } } else { $a = @gzcompress($payload); if($a) { $payload = $a; $encoding_hdr = "Content-Encoding: deflate\r\n"; } } } else { $encoding_hdr = ''; } // thanks to Grant Rauscher <grant7@firstworld.net> for this $credentials=''; if($username!='') { $credentials='Authorization: Basic ' . base64_encode($username . ':' . $password) . "\r\n"; if ($authtype != 1) { error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported with HTTP 1.0'); } } $accepted_encoding = ''; if(is_array($this->accepted_compression) && count($this->accepted_compression)) { $accepted_encoding = 'Accept-Encoding: ' . implode(', ', $this->accepted_compression) . "\r\n"; } $proxy_credentials = ''; if($proxyhost) { if($proxyport == 0) { $proxyport = 8080; } $connectserver = $proxyhost; $connectport = $proxyport; $uri = 'http://'.$server.':'.$port.$this->path; if($proxyusername != '') { if ($proxyauthtype != 1) { error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported with HTTP 1.0'); } $proxy_credentials = 'Proxy-Authorization: Basic ' . base64_encode($proxyusername.':'.$proxypassword) . "\r\n"; } } else { $connectserver = $server; $connectport = $port; $uri = $this->path; } // Cookie generation, as per rfc2965 (version 1 cookies) or // netscape's rules (version 0 cookies) $cookieheader=''; if (count($this->cookies)) { $version = ''; foreach ($this->cookies as $name => $cookie) { if ($cookie['version']) { $version = ' $Version="' . $cookie['version'] . '";'; $cookieheader .= ' ' . $name . '="' . $cookie['value'] . '";'; if ($cookie['path']) $cookieheader .= ' $Path="' . $cookie['path'] . '";'; if ($cookie['domain']) $cookieheader .= ' $Domain="' . $cookie['domain'] . '";'; if ($cookie['port']) $cookieheader .= ' $Port="' . $cookie['port'] . '";'; } else { $cookieheader .= ' ' . $name . '=' . $cookie['value'] . ";"; } } $cookieheader = 'Cookie:' . $version . substr($cookieheader, 0, -1) . "\r\n"; } $op= 'POST ' . $uri. " HTTP/1.0\r\n" . 'User-Agent: ' . $GLOBALS['xmlrpcName'] . ' ' . $GLOBALS['xmlrpcVersion'] . "\r\n" . 'Host: '. $server . ':' . $port . "\r\n" . $credentials . $proxy_credentials . $accepted_encoding . $encoding_hdr . 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings) . "\r\n" . $cookieheader . 'Content-Type: ' . $msg->content_type . "\r\nContent-Length: " . strlen($payload) . "\r\n\r\n" . $payload; if($this->debug > 1) { print "<PRE>\n---SENDING---\n" . htmlentities($op) . "\n---END---\n</PRE>"; // let the client see this now in case http times out... flush(); } if($timeout>0) { $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr, $timeout); } else { $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr); } if($fp) { if($timeout>0 && function_exists('stream_set_timeout')) { stream_set_timeout($fp, $timeout); } } else { $this->errstr='Connect error: '.$this->errstr; $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr . ' (' . $this->errno . ')'); return $r; } if(!fputs($fp, $op, strlen($op))) { $this->errstr='Write error'; $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr); return $r; } else { // reset errno and errstr on succesful socket connection $this->errstr = ''; } // G. Giunta 2005/10/24: close socket before parsing. // should yeld slightly better execution times, and make easier recursive calls (e.g. to follow http redirects) $ipd=''; while($data=fread($fp, 32768)) { // shall we check for $data === FALSE? // as per the manual, it signals an error $ipd.=$data; } fclose($fp); $r =& $msg->parseResponse($ipd, false, $this->return_type); return $r; } /** * @access private */ function &sendPayloadHTTPS($msg, $server, $port, $timeout=0, $username='', $password='', $authtype=1, $cert='',$certpass='', $cacert='', $cacertdir='', $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1, $keepalive=false, $key='', $keypass='') { $r =& $this->sendPayloadCURL($msg, $server, $port, $timeout, $username, $password, $authtype, $cert, $certpass, $cacert, $cacertdir, $proxyhost, $proxyport, $proxyusername, $proxypassword, $proxyauthtype, 'https', $keepalive, $key, $keypass); return $r; } /** * Contributed by Justin Miller <justin@voxel.net> * Requires curl to be built into PHP * NB: CURL versions before 7.11.10 cannot use proxy to talk to https servers! * @access private */ function &sendPayloadCURL($msg, $server, $port, $timeout=0, $username='', $password='', $authtype=1, $cert='', $certpass='', $cacert='', $cacertdir='', $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1, $method='https', $keepalive=false, $key='', $keypass='') { if(!function_exists('curl_init')) { $this->errstr='CURL unavailable on this install'; $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_curl'], $GLOBALS['xmlrpcstr']['no_curl']); return $r; } if($method == 'https') { if(($info = curl_version()) && ((is_string($info) && strpos($info, 'OpenSSL') === null) || (is_array($info) && !isset($info['ssl_version'])))) { $this->errstr='SSL unavailable on this install'; $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_ssl'], $GLOBALS['xmlrpcstr']['no_ssl']); return $r; } } if($port == 0) { if($method == 'http') { $port = 80; } else { $port = 443; } } // Only create the payload if it was not created previously if(empty($msg->payload)) { $msg->createPayload($this->request_charset_encoding); } // Deflate request body and set appropriate request headers $payload = $msg->payload; if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate')) { if($this->request_compression == 'gzip') { $a = @gzencode($payload); if($a) { $payload = $a; $encoding_hdr = 'Content-Encoding: gzip'; } } else { $a = @gzcompress($payload); if($a) { $payload = $a; $encoding_hdr = 'Content-Encoding: deflate'; } } } else { $encoding_hdr = ''; } if($this->debug > 1) { print "<PRE>\n---SENDING---\n" . htmlentities($payload) . "\n---END---\n</PRE>"; // let the client see this now in case http times out... flush(); } if(!$keepalive || !$this->xmlrpc_curl_handle) { $curl = curl_init($method . '://' . $server . ':' . $port . $this->path); if($keepalive) { $this->xmlrpc_curl_handle = $curl; } } else { $curl = $this->xmlrpc_curl_handle; } // results into variable curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); if($this->debug) { curl_setopt($curl, CURLOPT_VERBOSE, 1); } curl_setopt($curl, CURLOPT_USERAGENT, $GLOBALS['xmlrpcName'].' '.$GLOBALS['xmlrpcVersion']); // required for XMLRPC: post the data curl_setopt($curl, CURLOPT_POST, 1); // the data curl_setopt($curl, CURLOPT_POSTFIELDS, $payload); // return the header too curl_setopt($curl, CURLOPT_HEADER, 1); // will only work with PHP >= 5.0 // NB: if we set an empty string, CURL will add http header indicating // ALL methods it is supporting. This is possibly a better option than // letting the user tell what curl can / cannot do... if(is_array($this->accepted_compression) && count($this->accepted_compression)) { //curl_setopt($curl, CURLOPT_ENCODING, implode(',', $this->accepted_compression)); // empty string means 'any supported by CURL' (shall we catch errors in case CURLOPT_SSLKEY undefined ?) if (count($this->accepted_compression) == 1) { curl_setopt($curl, CURLOPT_ENCODING, $this->accepted_compression[0]); } else curl_setopt($curl, CURLOPT_ENCODING, ''); } // extra headers $headers = array('Content-Type: ' . $msg->content_type , 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings)); // if no keepalive is wanted, let the server know it in advance if(!$keepalive) { $headers[] = 'Connection: close'; } // request compression header if($encoding_hdr) { $headers[] = $encoding_hdr; } curl_setopt($curl, CURLOPT_HTTPHEADER, $headers); // timeout is borked if($timeout) { curl_setopt($curl, CURLOPT_TIMEOUT, $timeout == 1 ? 1 : $timeout - 1); } if($username && $password) { curl_setopt($curl, CURLOPT_USERPWD, $username.':'.$password); if (defined('CURLOPT_HTTPAUTH')) { curl_setopt($curl, CURLOPT_HTTPAUTH, $authtype); } else if ($authtype != 1) { error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported by the current PHP/curl install'); } } if($method == 'https') { // set cert file if($cert) { curl_setopt($curl, CURLOPT_SSLCERT, $cert); } // set cert password if($certpass) { curl_setopt($curl, CURLOPT_SSLCERTPASSWD, $certpass); } // whether to verify remote host's cert curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, $this->verifypeer); // set ca certificates file/dir if($cacert) { curl_setopt($curl, CURLOPT_CAINFO, $cacert); } if($cacertdir) { curl_setopt($curl, CURLOPT_CAPATH, $cacertdir); } // set key file (shall we catch errors in case CURLOPT_SSLKEY undefined ?) if($key) { curl_setopt($curl, CURLOPT_SSLKEY, $key); } // set key password (shall we catch errors in case CURLOPT_SSLKEY undefined ?) if($keypass) { curl_setopt($curl, CURLOPT_SSLKEYPASSWD, $keypass); } // whether to verify cert's common name (CN); 0 for no, 1 to verify that it exists, and 2 to verify that it matches the hostname used curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, $this->verifyhost); } // proxy info if($proxyhost) { if($proxyport == 0) { $proxyport = 8080; // NB: even for HTTPS, local connection is on port 8080 } curl_setopt($curl, CURLOPT_PROXY, $proxyhost.':'.$proxyport); //curl_setopt($curl, CURLOPT_PROXYPORT,$proxyport); if($proxyusername) { curl_setopt($curl, CURLOPT_PROXYUSERPWD, $proxyusername.':'.$proxypassword); if (defined('CURLOPT_PROXYAUTH')) { curl_setopt($curl, CURLOPT_PROXYAUTH, $proxyauthtype); } else if ($proxyauthtype != 1) { error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported by the current PHP/curl install'); } } } // NB: should we build cookie http headers by hand rather than let CURL do it? // the following code does not honour 'expires', 'path' and 'domain' cookie attributes // set to client obj the the user... if (count($this->cookies)) { $cookieheader = ''; foreach ($this->cookies as $name => $cookie) { $cookieheader .= $name . '=' . $cookie['value'] . '; '; } curl_setopt($curl, CURLOPT_COOKIE, substr($cookieheader, 0, -2)); } $result = curl_exec($curl); if ($this->debug > 1) { print "<PRE>\n---CURL INFO---\n"; foreach(curl_getinfo($curl) as $name => $val) print $name . ': ' . htmlentities($val). "\n"; print "---END---\n</PRE>"; } if(!$result) /// @todo we should use a better check here - what if we get back '' or '0'? { $this->errstr='no response'; $resp=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl)); curl_close($curl); if($keepalive) { $this->xmlrpc_curl_handle = null; } } else { if(!$keepalive) { curl_close($curl); } $resp =& $msg->parseResponse($result, true, $this->return_type); } return $resp; } /** * Send an array of request messages and return an array of responses. * Unless $this->no_multicall has been set to true, it will try first * to use one single xmlrpc call to server method system.multicall, and * revert to sending many successive calls in case of failure. * This failure is also stored in $this->no_multicall for subsequent calls. * Unfortunately, there is no server error code universally used to denote * the fact that multicall is unsupported, so there is no way to reliably * distinguish between that and a temporary failure. * If you are sure that server supports multicall and do not want to * fallback to using many single calls, set the fourth parameter to FALSE. * * NB: trying to shoehorn extra functionality into existing syntax has resulted * in pretty much convoluted code... * * @param array $msgs an array of xmlrpcmsg objects * @param integer $timeout connection timeout (in seconds) * @param string $method the http protocol variant to be used * @param boolean fallback When true, upon receiveing an error during multicall, multiple single calls will be attempted * @return array * @access public */ function multicall($msgs, $timeout=0, $method='', $fallback=true) { if ($method == '') { $method = $this->method; } if(!$this->no_multicall) { $results = $this->_try_multicall($msgs, $timeout, $method); if(is_array($results)) { // System.multicall succeeded return $results; } else { // either system.multicall is unsupported by server, // or call failed for some other reason. if ($fallback) { // Don't try it next time... $this->no_multicall = true; } else { if (is_a($results, 'xmlrpcresp')) { $result = $results; } else { $result =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['multicall_error'], $GLOBALS['xmlrpcstr']['multicall_error']); } } } } else { // override fallback, in case careless user tries to do two // opposite things at the same time $fallback = true; } $results = array(); if ($fallback) { // system.multicall is (probably) unsupported by server: // emulate multicall via multiple requests foreach($msgs as $msg) { $results[] =& $this->send($msg, $timeout, $method); } } else { // user does NOT want to fallback on many single calls: // since we should always return an array of responses, // return an array with the same error repeated n times foreach($msgs as $msg) { $results[] = $result; } } return $results; } /** * Attempt to boxcar $msgs via system.multicall. * Returns either an array of xmlrpcreponses, an xmlrpc error response * or false (when received response does not respect valid multicall syntax) * @access private */ function _try_multicall($msgs, $timeout, $method) { // Construct multicall message $calls = array(); foreach($msgs as $msg) { $call['methodName'] =& new xmlrpcval($msg->method(),'string'); $numParams = $msg->getNumParams(); $params = array(); for($i = 0; $i < $numParams; $i++) { $params[$i] = $msg->getParam($i); } $call['params'] =& new xmlrpcval($params, 'array'); $calls[] =& new xmlrpcval($call, 'struct'); } $multicall =& new xmlrpcmsg('system.multicall'); $multicall->addParam(new xmlrpcval($calls, 'array')); // Attempt RPC call $result =& $this->send($multicall, $timeout, $method); if($result->faultCode() != 0) { // call to system.multicall failed return $result; } // Unpack responses. $rets = $result->value(); if ($this->return_type == 'xml') { return $rets; } else if ($this->return_type == 'phpvals') { ///@todo test this code branch... $rets = $result->value(); if(!is_array($rets)) { return false; // bad return type from system.multicall } $numRets = count($rets); if($numRets != count($msgs)) { return false; // wrong number of return values. } $response = array(); for($i = 0; $i < $numRets; $i++) { $val = $rets[$i]; if (!is_array($val)) { return false; } switch(count($val)) { case 1: if(!isset($val[0])) { return false; // Bad value } // Normal return value $response[$i] =& new xmlrpcresp($val[0], 0, '', 'phpvals'); break; case 2: /// @todo remove usage of @: it is apparently quite slow $code = @$val['faultCode']; if(!is_int($code)) { return false; } $str = @$val['faultString']; if(!is_string($str)) { return false; } $response[$i] =& new xmlrpcresp(0, $code, $str); break; default: return false; } } return $response; } else // return type == 'xmlrpcvals' { $rets = $result->value(); if($rets->kindOf() != 'array') { return false; // bad return type from system.multicall } $numRets = $rets->arraysize(); if($numRets != count($msgs)) { return false; // wrong number of return values. } $response = array(); for($i = 0; $i < $numRets; $i++) { $val = $rets->arraymem($i); switch($val->kindOf()) { case 'array': if($val->arraysize() != 1) { return false; // Bad value } // Normal return value $response[$i] =& new xmlrpcresp($val->arraymem(0)); break; case 'struct': $code = $val->structmem('faultCode'); if($code->kindOf() != 'scalar' || $code->scalartyp() != 'int') { return false; } $str = $val->structmem('faultString'); if($str->kindOf() != 'scalar' || $str->scalartyp() != 'string') { return false; } $response[$i] =& new xmlrpcresp(0, $code->scalarval(), $str->scalarval()); break; default: return false; } } return $response; } } } // end class xmlrpc_client class xmlrpcresp { var $val = 0; var $valtyp; var $errno = 0; var $errstr = ''; var $payload; var $hdrs = array(); var $_cookies = array(); var $content_type = 'text/xml'; var $raw_data = ''; /** * @param mixed $val either an xmlrpcval obj, a php value or the xml serialization of an xmlrpcval (a string) * @param integer $fcode set it to anything but 0 to create an error response * @param string $fstr the error string, in case of an error response * @param string $valtyp either 'xmlrpcvals', 'phpvals' or 'xml' * * @todo add check that $val / $fcode / $fstr is of correct type??? * NB: as of now we do not do it, since it might be either an xmlrpcval or a plain * php val, or a complete xml chunk, depending on usage of xmlrpc_client::send() inside which creator is called... */ function xmlrpcresp($val, $fcode = 0, $fstr = '', $valtyp='') { if($fcode != 0) { // error response $this->errno = $fcode; $this->errstr = $fstr; //$this->errstr = htmlspecialchars($fstr); // XXX: encoding probably shouldn't be done here; fix later. } else { // successful response $this->val = $val; if ($valtyp == '') { // user did not declare type of response value: try to guess it if (is_object($this->val) && is_a($this->val, 'xmlrpcval')) { $this->valtyp = 'xmlrpcvals'; } else if (is_string($this->val)) { $this->valtyp = 'xml'; } else { $this->valtyp = 'phpvals'; } } else { // user declares type of resp value: believe him $this->valtyp = $valtyp; } } } /** * Returns the error code of the response. * @return integer the error code of this response (0 for not-error responses) * @access public */ function faultCode() { return $this->errno; } /** * Returns the error code of the response. * @return string the error string of this response ('' for not-error responses) * @access public */ function faultString() { return $this->errstr; } /** * Returns the value received by the server. * @return mixed the xmlrpcval object returned by the server. Might be an xml string or php value if the response has been created by specially configured xmlrpc_client objects * @access public */ function value() { return $this->val; } /** * Returns an array with the cookies received from the server. * Array has the form: $cookiename => array ('value' => $val, $attr1 => $val1, $attr2 = $val2, ...) * with attributes being e.g. 'expires', 'path', domain'. * NB: cookies sent as 'expired' by the server (i.e. with an expiry date in the past) * are still present in the array. It is up to the user-defined code to decide * how to use the received cookies, and wheter they have to be sent back with the next * request to the server (using xmlrpc_client::setCookie) or not * @return array array of cookies received from the server * @access public */ function cookies() { return $this->_cookies; } /** * Returns xml representation of the response. XML prologue not included * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed * @return string the xml representation of the response * @access public */ function serialize($charset_encoding='') { if ($charset_encoding != '') $this->content_type = 'text/xml; charset=' . $charset_encoding; else $this->content_type = 'text/xml'; $result = "<methodResponse>\n"; if($this->errno) { // G. Giunta 2005/2/13: let non-ASCII response messages be tolerated by clients // by xml-encoding non ascii chars $result .= "<fault>\n" . "<value>\n<struct><member><name>faultCode</name>\n<value><int>" . $this->errno . "</int></value>\n</member>\n<member>\n<name>faultString</name>\n<value><string>" . xmlrpc_encode_entitites($this->errstr, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding) . "</string></value>\n</member>\n" . "</struct>\n</value>\n</fault>"; } else { if(!is_object($this->val) || !is_a($this->val, 'xmlrpcval')) { if (is_string($this->val) && $this->valtyp == 'xml') { $result .= "<params>\n<param>\n" . $this->val . "</param>\n</params>"; } else { /// @todo try to build something serializable? die('cannot serialize xmlrpcresp objects whose content is native php values'); } } else { $result .= "<params>\n<param>\n" . $this->val->serialize($charset_encoding) . "</param>\n</params>"; } } $result .= "\n</methodResponse>"; $this->payload = $result; return $result; } } class xmlrpcmsg { var $payload; var $methodname; var $params=array(); var $debug=0; var $content_type = 'text/xml'; /** * @param string $meth the name of the method to invoke * @param array $pars array of parameters to be paased to the method (xmlrpcval objects) */ function xmlrpcmsg($meth, $pars=0) { $this->methodname=$meth; if(is_array($pars) && count($pars)>0) { for($i=0; $i<count($pars); $i++) { $this->addParam($pars[$i]); } } } /** * @access private */ function xml_header($charset_encoding='') { if ($charset_encoding != '') { return "<?xml version=\"1.0\" encoding=\"$charset_encoding\" ?" . ">\n<methodCall>\n"; } else { return "<?xml version=\"1.0\"?" . ">\n<methodCall>\n"; } } /** * @access private */ function xml_footer() { return '</methodCall>'; } /** * @access private */ function kindOf() { return 'msg'; } /** * @access private */ function createPayload($charset_encoding='') { if ($charset_encoding != '') $this->content_type = 'text/xml; charset=' . $charset_encoding; else $this->content_type = 'text/xml'; $this->payload=$this->xml_header($charset_encoding); $this->payload.='<methodName>' . $this->methodname . "</methodName>\n"; $this->payload.="<params>\n"; for($i=0; $i<count($this->params); $i++) { $p=$this->params[$i]; $this->payload.="<param>\n" . $p->serialize($charset_encoding) . "</param>\n"; } $this->payload.="</params>\n"; $this->payload.=$this->xml_footer(); } /** * Gets/sets the xmlrpc method to be invoked * @param string $meth the method to be set (leave empty not to set it) * @return string the method that will be invoked * @access public */ function method($meth='') { if($meth!='') { $this->methodname=$meth; } return $this->methodname; } /** * Returns xml representation of the message. XML prologue included * @return string the xml representation of the message, xml prologue included * @access public */ function serialize($charset_encoding='') { $this->createPayload($charset_encoding); return $this->payload; } /** * Add a parameter to the list of parameters to be used upon method invocation * @param xmlrpcval $par * @return boolean false on failure * @access public */ function addParam($par) { // add check: do not add to self params which are not xmlrpcvals if(is_object($par) && is_a($par, 'xmlrpcval')) { $this->params[]=$par; return true; } else { return false; } } /** * Returns the nth parameter in the message. The index zero-based. * @param integer $i the index of the parameter to fetch (zero based) * @return xmlrpcval the i-th parameter * @access public */ function getParam($i) { return $this->params[$i]; } /** * Returns the number of parameters in the messge. * @return integer the number of parameters currently set * @access public */ function getNumParams() { return count($this->params); } /** * Given an open file handle, read all data available and parse it as axmlrpc response. * NB: the file handle is not closed by this function. * @access public * @return xmlrpcresp * @todo add 2nd & 3rd param to be passed to ParseResponse() ??? */ function &parseResponseFile($fp) { $ipd=''; while($data=fread($fp, 32768)) { $ipd.=$data; } //fclose($fp); $r =& $this->parseResponse($ipd); return $r; } /** * Parses HTTP headers and separates them from data. * @access private */ function &parseResponseHeaders(&$data, $headers_processed=false) { // Support "web-proxy-tunelling" connections for https through proxies if(preg_match('/^HTTP\/1\.[0-1] 200 Connection established/', $data)) { // Look for CR/LF or simple LF as line separator, // (even though it is not valid http) $pos = strpos($data,"\r\n\r\n"); if($pos || is_int($pos)) { $bd = $pos+4; } else { $pos = strpos($data,"\n\n"); if($pos || is_int($pos)) { $bd = $pos+2; } else { // No separation between response headers and body: fault? $bd = 0; } } if ($bd) { // this filters out all http headers from proxy. // maybe we could take them into account, too? $data = substr($data, $bd); } else { error_log('XML-RPC: xmlrpcmsg::parseResponse: HTTPS via proxy error, tunnel connection possibly failed'); $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (HTTPS via proxy error, tunnel connection possibly failed)'); return $r; } } // Strip HTTP 1.1 100 Continue header if present while(preg_match('/^HTTP\/1\.1 1[0-9]{2} /', $data)) { $pos = strpos($data, 'HTTP', 12); // server sent a Continue header without any (valid) content following... // give the client a chance to know it if(!$pos && !is_int($pos)) // works fine in php 3, 4 and 5 { break; } $data = substr($data, $pos); } if(!preg_match('/^HTTP\/[0-9.]+ 200 /', $data)) { $errstr= substr($data, 0, strpos($data, "\n")-1); error_log('XML-RPC: xmlrpcmsg::parseResponse: HTTP error, got response: ' .$errstr); $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (' . $errstr . ')'); return $r; } $GLOBALS['_xh']['headers'] = array(); $GLOBALS['_xh']['cookies'] = array(); // be tolerant to usage of \n instead of \r\n to separate headers and data // (even though it is not valid http) $pos = strpos($data,"\r\n\r\n"); if($pos || is_int($pos)) { $bd = $pos+4; } else { $pos = strpos($data,"\n\n"); if($pos || is_int($pos)) { $bd = $pos+2; } else { // No separation between response headers and body: fault? // we could take some action here instead of going on... $bd = 0; } } // be tolerant to line endings, and extra empty lines $ar = split("\r?\n", trim(substr($data, 0, $pos))); while(list(,$line) = @each($ar)) { // take care of multi-line headers and cookies $arr = explode(':',$line,2); if(count($arr) > 1) { $header_name = strtolower(trim($arr[0])); /// @todo some other headers (the ones that allow a CSV list of values) /// do allow many values to be passed using multiple header lines. /// We should add content to $GLOBALS['_xh']['headers'][$header_name] /// instead of replacing it for those... if ($header_name == 'set-cookie' || $header_name == 'set-cookie2') { if ($header_name == 'set-cookie2') { // version 2 cookies: // there could be many cookies on one line, comma separated $cookies = explode(',', $arr[1]); } else { $cookies = array($arr[1]); } foreach ($cookies as $cookie) { // glue together all received cookies, using a comma to separate them // (same as php does with getallheaders()) if (isset($GLOBALS['_xh']['headers'][$header_name])) $GLOBALS['_xh']['headers'][$header_name] .= ', ' . trim($cookie); else $GLOBALS['_xh']['headers'][$header_name] = trim($cookie); // parse cookie attributes, in case user wants to correctly honour them // feature creep: only allow rfc-compliant cookie attributes? // @todo support for server sending multiple time cookie with same name, but using different PATHs $cookie = explode(';', $cookie); foreach ($cookie as $pos => $val) { $val = explode('=', $val, 2); $tag = trim($val[0]); $val = trim(@$val[1]); /// @todo with version 1 cookies, we should strip leading and trailing " chars if ($pos == 0) { $cookiename = $tag; $GLOBALS['_xh']['cookies'][$tag] = array(); $GLOBALS['_xh']['cookies'][$cookiename]['value'] = urldecode($val); } else { if ($tag != 'value') { $GLOBALS['_xh']['cookies'][$cookiename][$tag] = $val; } } } } } else { $GLOBALS['_xh']['headers'][$header_name] = trim($arr[1]); } } elseif(isset($header_name)) { /// @todo version1 cookies might span multiple lines, thus breaking the parsing above $GLOBALS['_xh']['headers'][$header_name] .= ' ' . trim($line); } } $data = substr($data, $bd); if($this->debug && count($GLOBALS['_xh']['headers'])) { print '<PRE>'; foreach($GLOBALS['_xh']['headers'] as $header => $value) { print htmlentities("HEADER: $header: $value\n"); } foreach($GLOBALS['_xh']['cookies'] as $header => $value) { print htmlentities("COOKIE: $header={$value['value']}\n"); } print "</PRE>\n"; } // if CURL was used for the call, http headers have been processed, // and dechunking + reinflating have been carried out if(!$headers_processed) { // Decode chunked encoding sent by http 1.1 servers if(isset($GLOBALS['_xh']['headers']['transfer-encoding']) && $GLOBALS['_xh']['headers']['transfer-encoding'] == 'chunked') { if(!$data = decode_chunked($data)) { error_log('XML-RPC: xmlrpcmsg::parseResponse: errors occurred when trying to rebuild the chunked data received from server'); $r =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['dechunk_fail'], $GLOBALS['xmlrpcstr']['dechunk_fail']); return $r; } } // Decode gzip-compressed stuff // code shamelessly inspired from nusoap library by Dietrich Ayala if(isset($GLOBALS['_xh']['headers']['content-encoding'])) { $GLOBALS['_xh']['headers']['content-encoding'] = str_replace('x-', '', $GLOBALS['_xh']['headers']['content-encoding']); if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' || $GLOBALS['_xh']['headers']['content-encoding'] == 'gzip') { // if decoding works, use it. else assume data wasn't gzencoded if(function_exists('gzinflate')) { if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' && $degzdata = @gzuncompress($data)) { $data = $degzdata; if($this->debug) print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>"; } elseif($GLOBALS['_xh']['headers']['content-encoding'] == 'gzip' && $degzdata = @gzinflate(substr($data, 10))) { $data = $degzdata; if($this->debug) print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>"; } else { error_log('XML-RPC: xmlrpcmsg::parseResponse: errors occurred when trying to decode the deflated data received from server'); $r =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['decompress_fail'], $GLOBALS['xmlrpcstr']['decompress_fail']); return $r; } } else { error_log('XML-RPC: xmlrpcmsg::parseResponse: the server sent deflated data. Your php install must have the Zlib extension compiled in to support this.'); $r =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['cannot_decompress'], $GLOBALS['xmlrpcstr']['cannot_decompress']); return $r; } } } } // end of 'if needed, de-chunk, re-inflate response' // real stupid hack to avoid PHP 4 complaining about returning NULL by ref $r = null; $r =& $r; return $r; } /** * Parse the xmlrpc response contained in the string $data and return an xmlrpcresp object. * @param string $data the xmlrpc response, eventually including http headers * @param bool $headers_processed when true prevents parsing HTTP headers for interpretation of content-encoding and consequent decoding * @param string $return_type decides return type, i.e. content of response->value(). Either 'xmlrpcvals', 'xml' or 'phpvals' * @return xmlrpcresp * @access public */ function &parseResponse($data='', $headers_processed=false, $return_type='xmlrpcvals') { if($this->debug) { //by maHo, replaced htmlspecialchars with htmlentities print "<PRE>---GOT---\n" . htmlentities($data) . "\n---END---\n</PRE>"; } if($data == '') { error_log('XML-RPC: xmlrpcmsg::parseResponse: no response received from server.'); $r =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_data'], $GLOBALS['xmlrpcstr']['no_data']); return $r; } $GLOBALS['_xh']=array(); $raw_data = $data; // parse the HTTP headers of the response, if present, and separate them from data if(substr($data, 0, 4) == 'HTTP') { $r =& $this->parseResponseHeaders($data, $headers_processed); if ($r) { // failed processing of HTTP response headers // save into response obj the full payload received, for debugging $r->raw_data = $data; return $r; } } else { $GLOBALS['_xh']['headers'] = array(); $GLOBALS['_xh']['cookies'] = array(); } if($this->debug) { $start = strpos($data, '', $start); $comments = substr($data, $start, $end-$start); print "<PRE>---SERVER DEBUG INFO (DECODED) ---\n\t".htmlentities(str_replace("\n", "\n\t", base64_decode($comments)))."\n---END---\n</PRE>"; } } // be tolerant of extra whitespace in response body $data = trim($data); /// @todo return an error msg if $data=='' ? // be tolerant of junk after methodResponse (e.g. javascript ads automatically inserted by free hosts) // idea from Luca Mariano <luca.mariano@email.it> originally in PEARified version of the lib $bd = false; // Poor man's version of strrpos for php 4... $pos = strpos($data, '</methodResponse>'); while($pos || is_int($pos)) { $bd = $pos+17; $pos = strpos($data, '</methodResponse>', $bd); } if($bd) { $data = substr($data, 0, $bd); } // if user wants back raw xml, give it to him if ($return_type == 'xml') { $r =& new xmlrpcresp($data, 0, '', 'xml'); $r->hdrs = $GLOBALS['_xh']['headers']; $r->_cookies = $GLOBALS['_xh']['cookies']; $r->raw_data = $raw_data; return $r; } // try to 'guestimate' the character encoding of the received response $resp_encoding = guess_encoding(@$GLOBALS['_xh']['headers']['content-type'], $data); $GLOBALS['_xh']['ac']=''; //$GLOBALS['_xh']['qt']=''; //unused... $GLOBALS['_xh']['stack'] = array(); $GLOBALS['_xh']['valuestack'] = array(); $GLOBALS['_xh']['isf']=0; // 0 = OK, 1 for xmlrpc fault responses, 2 = invalid xmlrpc $GLOBALS['_xh']['isf_reason']=''; $GLOBALS['_xh']['rt']=''; // 'methodcall or 'methodresponse' // if response charset encoding is not known / supported, try to use // the default encoding and parse the xml anyway, but log a warning... if (!in_array($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII'))) // the following code might be better for mb_string enabled installs, but // makes the lib about 200% slower... //if (!is_valid_charset($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII'))) { error_log('XML-RPC: xmlrpcmsg::parseResponse: invalid charset encoding of received response: '.$resp_encoding); $resp_encoding = $GLOBALS['xmlrpc_defencoding']; } $parser = xml_parser_create($resp_encoding); xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true); // G. Giunta 2005/02/13: PHP internally uses ISO-8859-1, so we have to tell // the xml parser to give us back data in the expected charset. // What if internal encoding is not in one of the 3 allowed? // we use the broadest one, ie. utf8 // This allows to send data which is native in various charset, // by extending xmlrpc_encode_entitites() and setting xmlrpc_internalencoding if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII'))) { xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8'); } else { xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']); } if ($return_type == 'phpvals') { xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee_fast'); } else { xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee'); } xml_set_character_data_handler($parser, 'xmlrpc_cd'); xml_set_default_handler($parser, 'xmlrpc_dh'); // first error check: xml not well formed if(!xml_parse($parser, $data, count($data))) { // thanks to Peter Kocks <peter.kocks@baygate.com> if((xml_get_current_line_number($parser)) == 1) { $errstr = 'XML error at line 1, check URL'; } else { $errstr = sprintf('XML error: %s at line %d, column %d', xml_error_string(xml_get_error_code($parser)), xml_get_current_line_number($parser), xml_get_current_column_number($parser)); } error_log($errstr); $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'], $GLOBALS['xmlrpcstr']['invalid_return'].' ('.$errstr.')'); xml_parser_free($parser); if($this->debug) { print $errstr; } $r->hdrs = $GLOBALS['_xh']['headers']; $r->_cookies = $GLOBALS['_xh']['cookies']; $r->raw_data = $raw_data; return $r; } xml_parser_free($parser); // second error check: xml well formed but not xml-rpc compliant if ($GLOBALS['_xh']['isf'] > 1) { if ($this->debug) { /// @todo echo something for user? } $r =& new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'], $GLOBALS['xmlrpcstr']['invalid_return'] . ' ' . $GLOBALS['_xh']['isf_reason']); } // third error check: parsing of the response has somehow gone boink. // NB: shall we omit this check, since we trust the parsing code? elseif ($return_type == 'xmlrpcvals' && !is_object($GLOBALS['_xh']['value'])) { // something odd has happened // and it's time to generate a client side error // indicating something odd went on $r=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'], $GLOBALS['xmlrpcstr']['invalid_return']); } else { if ($this->debug) { print "<PRE>---PARSED---\n"; // somehow htmlentities chokes on var_export, and some full html string... //print htmlentitites(var_export($GLOBALS['_xh']['value'], true)); print htmlspecialchars(var_export($GLOBALS['_xh']['value'], true)); print "\n---END---</PRE>"; } // note that using =& will raise an error if $GLOBALS['_xh']['st'] does not generate an object. $v =& $GLOBALS['_xh']['value']; if($GLOBALS['_xh']['isf']) { /// @todo we should test here if server sent an int and a string, /// and/or coerce them into such... if ($return_type == 'xmlrpcvals') { $errno_v = $v->structmem('faultCode'); $errstr_v = $v->structmem('faultString'); $errno = $errno_v->scalarval(); $errstr = $errstr_v->scalarval(); } else { $errno = $v['faultCode']; $errstr = $v['faultString']; } if($errno == 0) { // FAULT returned, errno needs to reflect that $errno = -1; } $r =& new xmlrpcresp(0, $errno, $errstr); } else { $r=&new xmlrpcresp($v, 0, '', $return_type); } } $r->hdrs = $GLOBALS['_xh']['headers']; $r->_cookies = $GLOBALS['_xh']['cookies']; $r->raw_data = $raw_data; return $r; } } class xmlrpcval { var $me=array(); var $mytype=0; var $_php_class=null; /** * @param mixed $val * @param string $type any valid xmlrpc type name (lowercase). If null, 'string' is assumed */ function xmlrpcval($val=-1, $type='') { /// @todo: optimization creep - do not call addXX, do it all inline. /// downside: booleans will not be coerced anymore if($val!==-1 || $type!='') { // optimization creep: inlined all work done by constructor switch($type) { case '': $this->mytype=1; $this->me['string']=$val; break; case 'i4': case 'int': case 'double': case 'string': case 'boolean': case 'dateTime.iso8601': case 'base64': case 'null': $this->mytype=1; $this->me[$type]=$val; break; case 'array': $this->mytype=2; $this->me['array']=$val; break; case 'struct': $this->mytype=3; $this->me['struct']=$val; break; default: error_log("XML-RPC: xmlrpcval::xmlrpcval: not a known type ($type)"); } /*if($type=='') { $type='string'; } if($GLOBALS['xmlrpcTypes'][$type]==1) { $this->addScalar($val,$type); } elseif($GLOBALS['xmlrpcTypes'][$type]==2) { $this->addArray($val); } elseif($GLOBALS['xmlrpcTypes'][$type]==3) { $this->addStruct($val); }*/ } } /** * Add a single php value to an (unitialized) xmlrpcval * @param mixed $val * @param string $type * @return int 1 or 0 on failure */ function addScalar($val, $type='string') { $typeof=@$GLOBALS['xmlrpcTypes'][$type]; if($typeof!=1) { error_log("XML-RPC: xmlrpcval::addScalar: not a scalar type ($type)"); return 0; } // coerce booleans into correct values // NB: we should iether do it for datetimes, integers and doubles, too, // or just plain remove this check, implemnted on booleans only... if($type==$GLOBALS['xmlrpcBoolean']) { if(strcasecmp($val,'true')==0 || $val==1 || ($val==true && strcasecmp($val,'false'))) { $val=true; } else { $val=false; } } switch($this->mytype) { case 1: error_log('XML-RPC: xmlrpcval::addScalar: scalar xmlrpcval can have only one value'); return 0; case 3: error_log('XML-RPC: xmlrpcval::addScalar: cannot add anonymous scalar to struct xmlrpcval'); return 0; case 2: // we're adding a scalar value to an array here //$ar=$this->me['array']; //$ar[]=&new xmlrpcval($val, $type); //$this->me['array']=$ar; // Faster (?) avoid all the costly array-copy-by-val done here... $this->me['array'][]=&new xmlrpcval($val, $type); return 1; default: // a scalar, so set the value and remember we're scalar $this->me[$type]=$val; $this->mytype=$typeof; return 1; } } /** * Add an array of xmlrpcval objects to an xmlrpcval * @param array $vals * @return int 1 or 0 on failure * @access public * * @todo add some checking for $vals to be an array of xmlrpcvals? */ function addArray($vals) { if($this->mytype==0) { $this->mytype=$GLOBALS['xmlrpcTypes']['array']; $this->me['array']=$vals; return 1; } elseif($this->mytype==2) { // we're adding to an array here $this->me['array'] = array_merge($this->me['array'], $vals); return 1; } else { error_log('XML-RPC: xmlrpcval::addArray: already initialized as a [' . $this->kindOf() . ']'); return 0; } } /** * Add an array of named xmlrpcval objects to an xmlrpcval * @param array $vals * @return int 1 or 0 on failure * @access public * * @todo add some checking for $vals to be an array? */ function addStruct($vals) { if($this->mytype==0) { $this->mytype=$GLOBALS['xmlrpcTypes']['struct']; $this->me['struct']=$vals; return 1; } elseif($this->mytype==3) { // we're adding to a struct here $this->me['struct'] = array_merge($this->me['struct'], $vals); return 1; } else { error_log('XML-RPC: xmlrpcval::addStruct: already initialized as a [' . $this->kindOf() . ']'); return 0; } } // poor man's version of print_r ??? // DEPRECATED! function dump($ar) { foreach($ar as $key => $val) { echo "$key => $val<br />"; if($key == 'array') { while(list($key2, $val2) = each($val)) { echo "-- $key2 => $val2<br />"; } } } } /** * Returns a string containing "struct", "array" or "scalar" describing the base type of the value * @return string * @access public */ function kindOf() { switch($this->mytype) { case 3: return 'struct'; break; case 2: return 'array'; break; case 1: return 'scalar'; break; default: return 'undef'; } } /** * @access private */ function serializedata($typ, $val, $charset_encoding='') { $rs=''; switch(@$GLOBALS['xmlrpcTypes'][$typ]) { case 1: switch($typ) { case $GLOBALS['xmlrpcBase64']: $rs.="<${typ}>" . base64_encode($val) . "</${typ}>"; break; case $GLOBALS['xmlrpcBoolean']: $rs.="<${typ}>" . ($val ? '1' : '0') . "</${typ}>"; break; case $GLOBALS['xmlrpcString']: // G. Giunta 2005/2/13: do NOT use htmlentities, since // it will produce named html entities, which are invalid xml $rs.="<${typ}>" . xmlrpc_encode_entitites($val, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding). "</${typ}>"; break; case $GLOBALS['xmlrpcInt']: case $GLOBALS['xmlrpcI4']: $rs.="<${typ}>".(int)$val."</${typ}>"; break; case $GLOBALS['xmlrpcDouble']: $rs.="<${typ}>".(double)$val."</${typ}>"; break; case $GLOBALS['xmlrpcNull']: $rs.="<nil/>"; break; default: // no standard type value should arrive here, but provide a possibility // for xmlrpcvals of unknown type... $rs.="<${typ}>${val}</${typ}>"; } break; case 3: // struct if ($this->_php_class) { $rs.='<struct php_class="' . $this->_php_class . "\">\n"; } else { $rs.="<struct>\n"; } foreach($val as $key2 => $val2) { $rs.='<member><name>'.xmlrpc_encode_entitites($key2, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding)."</name>\n"; //$rs.=$this->serializeval($val2); $rs.=$val2->serialize($charset_encoding); $rs.="</member>\n"; } $rs.='</struct>'; break; case 2: // array $rs.="<array>\n<data>\n"; for($i=0; $i<count($val); $i++) { //$rs.=$this->serializeval($val[$i]); $rs.=$val[$i]->serialize($charset_encoding); } $rs.="</data>\n</array>"; break; default: break; } return $rs; } /** * Returns xml representation of the value. XML prologue not included * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed * @return string * @access public */ function serialize($charset_encoding='') { // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals... //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval'))) //{ reset($this->me); list($typ, $val) = each($this->me); return '<value>' . $this->serializedata($typ, $val, $charset_encoding) . "</value>\n"; //} } // DEPRECATED function serializeval($o) { // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals... //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval'))) //{ $ar=$o->me; reset($ar); list($typ, $val) = each($ar); return '<value>' . $this->serializedata($typ, $val) . "</value>\n"; //} } /** * Checks wheter a struct member with a given name is present. * Works only on xmlrpcvals of type struct. * @param string $m the name of the struct member to be looked up * @return boolean * @access public */ function structmemexists($m) { return array_key_exists($m, $this->me['struct']); } /** * Returns the value of a given struct member (an xmlrpcval object in itself). * Will raise a php warning if struct member of given name does not exist * @param string $m the name of the struct member to be looked up * @return xmlrpcval * @access public */ function structmem($m) { return $this->me['struct'][$m]; } /** * Reset internal pointer for xmlrpcvals of type struct. * @access public */ function structreset() { reset($this->me['struct']); } /** * Return next member element for xmlrpcvals of type struct. * @return xmlrpcval * @access public */ function structeach() { return each($this->me['struct']); } // DEPRECATED! this code looks like it is very fragile and has not been fixed // for a long long time. Shall we remove it for 2.0? function getval() { // UNSTABLE reset($this->me); list($a,$b)=each($this->me); // contributed by I Sofer, 2001-03-24 // add support for nested arrays to scalarval // i've created a new method here, so as to // preserve back compatibility if(is_array($b)) { @reset($b); while(list($id,$cont) = @each($b)) { $b[$id] = $cont->scalarval(); } } // add support for structures directly encoding php objects if(is_object($b)) { $t = get_object_vars($b); @reset($t); while(list($id,$cont) = @each($t)) { $t[$id] = $cont->scalarval(); } @reset($t); while(list($id,$cont) = @each($t)) { @$b->$id = $cont; } } // end contrib return $b; } /** * Returns the value of a scalar xmlrpcval * @return mixed * @access public */ function scalarval() { reset($this->me); list(,$b)=each($this->me); return $b; } /** * Returns the type of the xmlrpcval. * For integers, 'int' is always returned in place of 'i4' * @return string * @access public */ function scalartyp() { reset($this->me); list($a,)=each($this->me); if($a==$GLOBALS['xmlrpcI4']) { $a=$GLOBALS['xmlrpcInt']; } return $a; } /** * Returns the m-th member of an xmlrpcval of struct type * @param integer $m the index of the value to be retrieved (zero based) * @return xmlrpcval * @access public */ function arraymem($m) { return $this->me['array'][$m]; } /** * Returns the number of members in an xmlrpcval of array type * @return integer * @access public */ function arraysize() { return count($this->me['array']); } /** * Returns the number of members in an xmlrpcval of struct type * @return integer * @access public */ function structsize() { return count($this->me['struct']); } } // date helpers /** * Given a timestamp, return the corresponding ISO8601 encoded string. * * Really, timezones ought to be supported * but the XML-RPC spec says: * * "Don't assume a timezone. It should be specified by the server in its * documentation what assumptions it makes about timezones." * * These routines always assume localtime unless * $utc is set to 1, in which case UTC is assumed * and an adjustment for locale is made when encoding * * @param int $timet (timestamp) * @param int $utc (0 or 1) * @return string */ function iso8601_encode($timet, $utc=0) { if(!$utc) { $t=strftime("%Y%m%dT%H:%M:%S", $timet); } else { if(function_exists('gmstrftime')) { // gmstrftime doesn't exist in some versions // of PHP $t=gmstrftime("%Y%m%dT%H:%M:%S", $timet); } else { $t=strftime("%Y%m%dT%H:%M:%S", $timet-date('Z')); } } return $t; } /** * Given an ISO8601 date string, return a timet in the localtime, or UTC * @param string $idate * @param int $utc either 0 or 1 * @return int (datetime) */ function iso8601_decode($idate, $utc=0) { $t=0; if(preg_match('/([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})/', $idate, $regs)) { if($utc) { $t=gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]); } else { $t=mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]); } } return $t; } /** * Takes an xmlrpc value in PHP xmlrpcval object format and translates it into native PHP types. * * Works with xmlrpc message objects as input, too. * * Given proper options parameter, can rebuild generic php object instances * (provided those have been encoded to xmlrpc format using a corresponding * option in php_xmlrpc_encode()) * PLEASE NOTE that rebuilding php objects involves calling their constructor function. * This means that the remote communication end can decide which php code will * get executed on your server, leaving the door possibly open to 'php-injection' * style of attacks (provided you have some classes defined on your server that * might wreak havoc if instances are built outside an appropriate context). * Make sure you trust the remote server/client before eanbling this! * * @author Dan Libby (dan@libby.com) * * @param xmlrpcval $xmlrpc_val * @param array $options if 'decode_php_objs' is set in the options array, xmlrpc structs can be decoded into php objects * @return mixed */ function php_xmlrpc_decode($xmlrpc_val, $options=array()) { switch($xmlrpc_val->kindOf()) { case 'scalar': if (in_array('extension_api', $options)) { reset($xmlrpc_val->me); list($typ,$val) = each($xmlrpc_val->me); switch ($typ) { case 'dateTime.iso8601': $xmlrpc_val->scalar = $val; $xmlrpc_val->xmlrpc_type = 'datetime'; $xmlrpc_val->timestamp = iso8601_decode($val); return $xmlrpc_val; case 'base64': $xmlrpc_val->scalar = $val; $xmlrpc_val->type = $typ; return $xmlrpc_val; default: return $xmlrpc_val->scalarval(); } } return $xmlrpc_val->scalarval(); case 'array': $size = $xmlrpc_val->arraysize(); $arr = array(); for($i = 0; $i < $size; $i++) { $arr[] = php_xmlrpc_decode($xmlrpc_val->arraymem($i), $options); } return $arr; case 'struct': $xmlrpc_val->structreset(); // If user said so, try to rebuild php objects for specific struct vals. /// @todo should we raise a warning for class not found? // shall we check for proper subclass of xmlrpcval instead of // presence of _php_class to detect what we can do? if (in_array('decode_php_objs', $options) && $xmlrpc_val->_php_class != '' && class_exists($xmlrpc_val->_php_class)) { $obj = @new $xmlrpc_val->_php_class; while(list($key,$value)=$xmlrpc_val->structeach()) { $obj->$key = php_xmlrpc_decode($value, $options); } return $obj; } else { $arr = array(); while(list($key,$value)=$xmlrpc_val->structeach()) { $arr[$key] = php_xmlrpc_decode($value, $options); } return $arr; } case 'msg': $paramcount = $xmlrpc_val->getNumParams(); $arr = array(); for($i = 0; $i < $paramcount; $i++) { $arr[] = php_xmlrpc_decode($xmlrpc_val->getParam($i)); } return $arr; } } // This constant left here only for historical reasons... // it was used to decide if we have to define xmlrpc_encode on our own, but // we do not do it anymore if(function_exists('xmlrpc_decode')) { define('XMLRPC_EPI_ENABLED','1'); } else { define('XMLRPC_EPI_ENABLED','0'); } /** * Takes native php types and encodes them into xmlrpc PHP object format. * It will not re-encode xmlrpcval objects. * * Feature creep -- could support more types via optional type argument * (string => datetime support has been added, ??? => base64 not yet) * * If given a proper options parameter, php object instances will be encoded * into 'special' xmlrpc values, that can later be decoded into php objects * by calling php_xmlrpc_decode() with a corresponding option * * @author Dan Libby (dan@libby.com) * * @param mixed $php_val the value to be converted into an xmlrpcval object * @param array $options can include 'encode_php_objs', 'auto_dates', 'null_extension' or 'extension_api' * @return xmlrpcval */ function &php_xmlrpc_encode($php_val, $options=array()) { $type = gettype($php_val); switch($type) { case 'string': if (in_array('auto_dates', $options) && preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $php_val)) $xmlrpc_val =& new xmlrpcval($php_val, $GLOBALS['xmlrpcDateTime']); else $xmlrpc_val =& new xmlrpcval($php_val, $GLOBALS['xmlrpcString']); break; case 'integer': $xmlrpc_val =& new xmlrpcval($php_val, $GLOBALS['xmlrpcInt']); break; case 'double': $xmlrpc_val =& new xmlrpcval($php_val, $GLOBALS['xmlrpcDouble']); break; // <G_Giunta_2001-02-29> // Add support for encoding/decoding of booleans, since they are supported in PHP case 'boolean': $xmlrpc_val =& new xmlrpcval($php_val, $GLOBALS['xmlrpcBoolean']); break; // </G_Giunta_2001-02-29> case 'array': // PHP arrays can be encoded to either xmlrpc structs or arrays, // depending on wheter they are hashes or plain 0..n integer indexed // A shorter one-liner would be // $tmp = array_diff(array_keys($php_val), range(0, count($php_val)-1)); // but execution time skyrockets! $j = 0; $arr = array(); $ko = false; foreach($php_val as $key => $val) { $arr[$key] =& php_xmlrpc_encode($val, $options); if(!$ko && $key !== $j) { $ko = true; } $j++; } if($ko) { $xmlrpc_val =& new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']); } else { $xmlrpc_val =& new xmlrpcval($arr, $GLOBALS['xmlrpcArray']); } break; case 'object': if(is_a($php_val, 'xmlrpcval')) { $xmlrpc_val = $php_val; } else { $arr = array(); while(list($k,$v) = each($php_val)) { $arr[$k] = php_xmlrpc_encode($v, $options); } $xmlrpc_val =& new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']); if (in_array('encode_php_objs', $options)) { // let's save original class name into xmlrpcval: // might be useful later on... $xmlrpc_val->_php_class = get_class($php_val); } } break; case 'NULL': if (in_array('extension_api', $options)) { $xmlrpc_val =& new xmlrpcval('', $GLOBALS['xmlrpcString']); } if (in_array('null_extension', $options)) { $xmlrpc_val =& new xmlrpcval('', $GLOBALS['xmlrpcNull']); } else { $xmlrpc_val =& new xmlrpcval(); } break; case 'resource': if (in_array('extension_api', $options)) { $xmlrpc_val =& new xmlrpcval((int)$php_val, $GLOBALS['xmlrpcInt']); } else { $xmlrpc_val =& new xmlrpcval(); } // catch "user function", "unknown type" default: // giancarlo pinerolo <ping@alt.it> // it has to return // an empty object in case, not a boolean. $xmlrpc_val =& new xmlrpcval(); break; } return $xmlrpc_val; } /** * Convert the xml representation of a method response, method request or single * xmlrpc value into the appropriate object (a.k.a. deserialize) * @param string $xml_val * @param array $options * @return mixed false on error, or an instance of either xmlrpcval, xmlrpcmsg or xmlrpcresp */ function php_xmlrpc_decode_xml($xml_val, $options=array()) { $GLOBALS['_xh'] = array(); $GLOBALS['_xh']['ac'] = ''; $GLOBALS['_xh']['stack'] = array(); $GLOBALS['_xh']['valuestack'] = array(); $GLOBALS['_xh']['params'] = array(); $GLOBALS['_xh']['pt'] = array(); $GLOBALS['_xh']['isf'] = 0; $GLOBALS['_xh']['isf_reason'] = ''; $GLOBALS['_xh']['method'] = false; $GLOBALS['_xh']['rt'] = ''; /// @todo 'guestimate' encoding $parser = xml_parser_create(); xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true); // What if internal encoding is not in one of the 3 allowed? // we use the broadest one, ie. utf8! if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII'))) { xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8'); } else { xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']); } xml_set_element_handler($parser, 'xmlrpc_se_any', 'xmlrpc_ee'); xml_set_character_data_handler($parser, 'xmlrpc_cd'); xml_set_default_handler($parser, 'xmlrpc_dh'); if(!xml_parse($parser, $xml_val, 1)) { $errstr = sprintf('XML error: %s at line %d, column %d', xml_error_string(xml_get_error_code($parser)), xml_get_current_line_number($parser), xml_get_current_column_number($parser)); error_log($errstr); xml_parser_free($parser); return false; } xml_parser_free($parser); if ($GLOBALS['_xh']['isf'] > 1) // test that $GLOBALS['_xh']['value'] is an obj, too??? { error_log($GLOBALS['_xh']['isf_reason']); return false; } switch ($GLOBALS['_xh']['rt']) { case 'methodresponse': $v =& $GLOBALS['_xh']['value']; if ($GLOBALS['_xh']['isf'] == 1) { $vc = $v->structmem('faultCode'); $vs = $v->structmem('faultString'); $r =& new xmlrpcresp(0, $vc->scalarval(), $vs->scalarval()); } else { $r =& new xmlrpcresp($v); } return $r; case 'methodcall': $m =& new xmlrpcmsg($GLOBALS['_xh']['method']); for($i=0; $i < count($GLOBALS['_xh']['params']); $i++) { $m->addParam($GLOBALS['_xh']['params'][$i]); } return $m; case 'value': return $GLOBALS['_xh']['value']; default: return false; } } /** * decode a string that is encoded w/ "chunked" transfer encoding * as defined in rfc2068 par. 19.4.6 * code shamelessly stolen from nusoap library by Dietrich Ayala * * @param string $buffer the string to be decoded * @return string */ function decode_chunked($buffer) { // length := 0 $length = 0; $new = ''; // read chunk-size, chunk-extension (if any) and crlf // get the position of the linebreak $chunkend = strpos($buffer,"\r\n") + 2; $temp = substr($buffer,0,$chunkend); $chunk_size = hexdec( trim($temp) ); $chunkstart = $chunkend; while($chunk_size > 0) { $chunkend = strpos($buffer, "\r\n", $chunkstart + $chunk_size); // just in case we got a broken connection if($chunkend == false) { $chunk = substr($buffer,$chunkstart); // append chunk-data to entity-body $new .= $chunk; $length += strlen($chunk); break; } // read chunk-data and crlf $chunk = substr($buffer,$chunkstart,$chunkend-$chunkstart); // append chunk-data to entity-body $new .= $chunk; // length := length + chunk-size $length += strlen($chunk); // read chunk-size and crlf $chunkstart = $chunkend + 2; $chunkend = strpos($buffer,"\r\n",$chunkstart)+2; if($chunkend == false) { break; //just in case we got a broken connection } $temp = substr($buffer,$chunkstart,$chunkend-$chunkstart); $chunk_size = hexdec( trim($temp) ); $chunkstart = $chunkend; } return $new; } /** * xml charset encoding guessing helper function. * Tries to determine the charset encoding of an XML chunk * received over HTTP. * NB: according to the spec (RFC 3023, if text/xml content-type is received over HTTP without a content-type, * we SHOULD assume it is strictly US-ASCII. But we try to be more tolerant of unconforming (legacy?) clients/servers, * which will be most probably using UTF-8 anyway... * * @param string $httpheaders the http Content-type header * @param string $xmlchunk xml content buffer * @param string $encoding_prefs comma separated list of character encodings to be used as default (when mb extension is enabled) * * @todo explore usage of mb_http_input(): does it detect http headers + post data? if so, use it instead of hand-detection!!! */ function guess_encoding($httpheader='', $xmlchunk='', $encoding_prefs=null) { // discussion: see http://www.yale.edu/pclt/encoding/ // 1 - test if encoding is specified in HTTP HEADERS //Details: // LWS: (\13\10)?( |\t)+ // token: (any char but excluded stuff)+ // header: Content-type = ...; charset=value(; ...)* // where value is of type token, no LWS allowed between 'charset' and value // Note: we do not check for invalid chars in VALUE: // this had better be done using pure ereg as below /// @todo this test will pass if ANY header has charset specification, not only Content-Type. Fix it? $matches = array(); if(preg_match('/;\s*charset=([^;]+)/i', $httpheader, $matches)) { return strtoupper(trim($matches[1])); } // 2 - scan the first bytes of the data for a UTF-16 (or other) BOM pattern // (source: http://www.w3.org/TR/2000/REC-xml-20001006) // NOTE: actually, according to the spec, even if we find the BOM and determine // an encoding, we should check if there is an encoding specified // in the xml declaration, and verify if they match. /// @todo implement check as described above? /// @todo implement check for first bytes of string even without a BOM? (It sure looks harder than for cases WITH a BOM) if(preg_match('/^(\x00\x00\xFE\xFF|\xFF\xFE\x00\x00|\x00\x00\xFF\xFE|\xFE\xFF\x00\x00)/', $xmlchunk)) { return 'UCS-4'; } elseif(preg_match('/^(\xFE\xFF|\xFF\xFE)/', $xmlchunk)) { return 'UTF-16'; } elseif(preg_match('/^(\xEF\xBB\xBF)/', $xmlchunk)) { return 'UTF-8'; } // 3 - test if encoding is specified in the xml declaration // Details: // SPACE: (#x20 | #x9 | #xD | #xA)+ === [ \x9\xD\xA]+ // EQ: SPACE?=SPACE? === [ \x9\xD\xA]*=[ \x9\xD\xA]* if (preg_match('/^<\?xml\s+version\s*=\s*'. "((?:\"[a-zA-Z0-9_.:-]+\")|(?:'[a-zA-Z0-9_.:-]+'))". '\s+encoding\s*=\s*' . "((?:\"[A-Za-z][A-Za-z0-9._-]*\")|(?:'[A-Za-z][A-Za-z0-9._-]*'))/", $xmlchunk, $matches)) { return strtoupper(substr($matches[2], 1, -1)); } // 4 - if mbstring is available, let it do the guesswork // NB: we favour finding an encoding that is compatible with what we can process if(extension_loaded('mbstring')) { if($encoding_prefs) { $enc = mb_detect_encoding($xmlchunk, $encoding_prefs); } else { $enc = mb_detect_encoding($xmlchunk); } // NB: mb_detect likes to call it ascii, xml parser likes to call it US_ASCII... // IANA also likes better US-ASCII, so go with it if($enc == 'ASCII') { $enc = 'US-'.$enc; } return $enc; } else { // no encoding specified: as per HTTP1.1 assume it is iso-8859-1? // Both RFC 2616 (HTTP 1.1) and 1945(http 1.0) clearly state that for text/xxx content types // this should be the standard. And we should be getting text/xml as request and response. // BUT we have to be backward compatible with the lib, which always used UTF-8 as default... return $GLOBALS['xmlrpc_defencoding']; } } /** * Checks if a given charset encoding is present in a list of encodings or * if it is a valid subset of any encoding in the list * @param string $encoding charset to be tested * @param mixed $validlist comma separated list of valid charsets (or array of charsets) */ function is_valid_charset($encoding, $validlist) { $charset_supersets = array( 'US-ASCII' => array ('ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4', 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8', 'ISO-8859-9', 'ISO-8859-10', 'ISO-8859-11', 'ISO-8859-12', 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'UTF-8', 'EUC-JP', 'EUC-', 'EUC-KR', 'EUC-CN') ); if (is_string($validlist)) $validlist = explode(',', $validlist); if (@in_array(strtoupper($encoding), $validlist)) return true; else { if (array_key_exists($encoding, $charset_supersets)) foreach ($validlist as $allowed) if (in_array($allowed, $charset_supersets[$encoding])) return true; return false; } } ?>


context:
space:
mode: