// by Edd Dumbill (C) 1999-2002
// <edd@usefulinc.com>
// $Original: xmlrpc.inc,v 1.158 2007/03/01 21:21:02 ggiunta Exp $
-// $Id: xmlrpc.inc.php,v 1.7 2008-02-08 09:31:22 kimitake Exp $
+// $Id$
// $NucleusJP: xmlrpc.inc.php,v 1.6.2.2 2007/09/07 07:04:24 kimitake Exp $
// 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.
+ 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'))
+ $phpver = phpversion();
+ if (!extension_loaded('xml') && version_compare($phpver,'5.3.0','<'))
+ {
+ 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.
/*
$cp1252_to_xmlent =
array(
);
*/
- $GLOBALS['xmlrpcerr']['unknown_method']=1;
- $GLOBALS['xmlrpcstr']['unknown_method']='Unknown method';
- $GLOBALS['xmlrpcerr']['invalid_return']=2;
- $GLOBALS['xmlrpcstr']['invalid_return']='Invalid return payload: enable debugging to examine incoming payload';
- $GLOBALS['xmlrpcerr']['incorrect_params']=3;
- $GLOBALS['xmlrpcstr']['incorrect_params']='Incorrect parameters passed to method';
- $GLOBALS['xmlrpcerr']['introspect_unknown']=4;
- $GLOBALS['xmlrpcstr']['introspect_unknown']="Can't introspect: method unknown";
- $GLOBALS['xmlrpcerr']['http_error']=5;
- $GLOBALS['xmlrpcstr']['http_error']="Didn't receive 200 OK from remote server.";
- $GLOBALS['xmlrpcerr']['no_data']=6;
- $GLOBALS['xmlrpcstr']['no_data']='No data received from server.';
- $GLOBALS['xmlrpcerr']['no_ssl']=7;
- $GLOBALS['xmlrpcstr']['no_ssl']='No SSL support compiled in.';
- $GLOBALS['xmlrpcerr']['curl_fail']=8;
- $GLOBALS['xmlrpcstr']['curl_fail']='CURL error';
- $GLOBALS['xmlrpcerr']['invalid_request']=15;
- $GLOBALS['xmlrpcstr']['invalid_request']='Invalid request payload';
- $GLOBALS['xmlrpcerr']['no_curl']=16;
- $GLOBALS['xmlrpcstr']['no_curl']='No CURL support compiled in.';
- $GLOBALS['xmlrpcerr']['server_error']=17;
- $GLOBALS['xmlrpcstr']['server_error']='Internal server error';
- $GLOBALS['xmlrpcerr']['multicall_error']=18;
- $GLOBALS['xmlrpcstr']['multicall_error']='Received from server invalid multicall response';
-
- $GLOBALS['xmlrpcerr']['multicall_notstruct'] = 9;
- $GLOBALS['xmlrpcstr']['multicall_notstruct'] = 'system.multicall expected struct';
- $GLOBALS['xmlrpcerr']['multicall_nomethod'] = 10;
- $GLOBALS['xmlrpcstr']['multicall_nomethod'] = 'missing methodName';
- $GLOBALS['xmlrpcerr']['multicall_notstring'] = 11;
- $GLOBALS['xmlrpcstr']['multicall_notstring'] = 'methodName is not a string';
- $GLOBALS['xmlrpcerr']['multicall_recursion'] = 12;
- $GLOBALS['xmlrpcstr']['multicall_recursion'] = 'recursive system.multicall forbidden';
- $GLOBALS['xmlrpcerr']['multicall_noparams'] = 13;
- $GLOBALS['xmlrpcstr']['multicall_noparams'] = 'missing params';
- $GLOBALS['xmlrpcerr']['multicall_notarray'] = 14;
- $GLOBALS['xmlrpcstr']['multicall_notarray'] = 'params is not an array';
-
- $GLOBALS['xmlrpcerr']['cannot_decompress']=103;
- $GLOBALS['xmlrpcstr']['cannot_decompress']='Received from server compressed HTTP and cannot decompress';
- $GLOBALS['xmlrpcerr']['decompress_fail']=104;
- $GLOBALS['xmlrpcstr']['decompress_fail']='Received from server invalid compressed HTTP';
- $GLOBALS['xmlrpcerr']['dechunk_fail']=105;
- $GLOBALS['xmlrpcstr']['dechunk_fail']='Received from server invalid chunked HTTP';
- $GLOBALS['xmlrpcerr']['server_cannot_decompress']=106;
- $GLOBALS['xmlrpcstr']['server_cannot_decompress']='Received from client compressed HTTP request and cannot decompress';
- $GLOBALS['xmlrpcerr']['server_decompress_fail']=107;
- $GLOBALS['xmlrpcstr']['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';
-
- // 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':
- $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;
- 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
+ $GLOBALS['xmlrpcerr']['unknown_method']=1;
+ $GLOBALS['xmlrpcstr']['unknown_method']='Unknown method';
+ $GLOBALS['xmlrpcerr']['invalid_return']=2;
+ $GLOBALS['xmlrpcstr']['invalid_return']='Invalid return payload: enable debugging to examine incoming payload';
+ $GLOBALS['xmlrpcerr']['incorrect_params']=3;
+ $GLOBALS['xmlrpcstr']['incorrect_params']='Incorrect parameters passed to method';
+ $GLOBALS['xmlrpcerr']['introspect_unknown']=4;
+ $GLOBALS['xmlrpcstr']['introspect_unknown']="Can't introspect: method unknown";
+ $GLOBALS['xmlrpcerr']['http_error']=5;
+ $GLOBALS['xmlrpcstr']['http_error']="Didn't receive 200 OK from remote server.";
+ $GLOBALS['xmlrpcerr']['no_data']=6;
+ $GLOBALS['xmlrpcstr']['no_data']='No data received from server.';
+ $GLOBALS['xmlrpcerr']['no_ssl']=7;
+ $GLOBALS['xmlrpcstr']['no_ssl']='No SSL support compiled in.';
+ $GLOBALS['xmlrpcerr']['curl_fail']=8;
+ $GLOBALS['xmlrpcstr']['curl_fail']='CURL error';
+ $GLOBALS['xmlrpcerr']['invalid_request']=15;
+ $GLOBALS['xmlrpcstr']['invalid_request']='Invalid request payload';
+ $GLOBALS['xmlrpcerr']['no_curl']=16;
+ $GLOBALS['xmlrpcstr']['no_curl']='No CURL support compiled in.';
+ $GLOBALS['xmlrpcerr']['server_error']=17;
+ $GLOBALS['xmlrpcstr']['server_error']='Internal server error';
+ $GLOBALS['xmlrpcerr']['multicall_error']=18;
+ $GLOBALS['xmlrpcstr']['multicall_error']='Received from server invalid multicall response';
+
+ $GLOBALS['xmlrpcerr']['multicall_notstruct'] = 9;
+ $GLOBALS['xmlrpcstr']['multicall_notstruct'] = 'system.multicall expected struct';
+ $GLOBALS['xmlrpcerr']['multicall_nomethod'] = 10;
+ $GLOBALS['xmlrpcstr']['multicall_nomethod'] = 'missing methodName';
+ $GLOBALS['xmlrpcerr']['multicall_notstring'] = 11;
+ $GLOBALS['xmlrpcstr']['multicall_notstring'] = 'methodName is not a string';
+ $GLOBALS['xmlrpcerr']['multicall_recursion'] = 12;
+ $GLOBALS['xmlrpcstr']['multicall_recursion'] = 'recursive system.multicall forbidden';
+ $GLOBALS['xmlrpcerr']['multicall_noparams'] = 13;
+ $GLOBALS['xmlrpcstr']['multicall_noparams'] = 'missing params';
+ $GLOBALS['xmlrpcerr']['multicall_notarray'] = 14;
+ $GLOBALS['xmlrpcstr']['multicall_notarray'] = 'params is not an array';
+
+ $GLOBALS['xmlrpcerr']['cannot_decompress']=103;
+ $GLOBALS['xmlrpcstr']['cannot_decompress']='Received from server compressed HTTP and cannot decompress';
+ $GLOBALS['xmlrpcerr']['decompress_fail']=104;
+ $GLOBALS['xmlrpcstr']['decompress_fail']='Received from server invalid compressed HTTP';
+ $GLOBALS['xmlrpcerr']['dechunk_fail']=105;
+ $GLOBALS['xmlrpcstr']['dechunk_fail']='Received from server invalid chunked HTTP';
+ $GLOBALS['xmlrpcerr']['server_cannot_decompress']=106;
+ $GLOBALS['xmlrpcstr']['server_cannot_decompress']='Received from client compressed HTTP request and cannot decompress';
+ $GLOBALS['xmlrpcerr']['server_decompress_fail']=107;
+ $GLOBALS['xmlrpcstr']['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';
+
+ // 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':
+ $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;
+ 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
- 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 = $parts['path'];
- if(isset($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->cacert = $cacert;
- }
- else
- {
- $this->cacertdir = $cacert;
- }
- }
-
- /**
- * Set attributes for SSL communication: private SSL key
- * @param string $key The name of a file containing a private SSL key
- * @param string $keypass The secret password needed to use the private SSL key
- * @access public
- * NB: does not work in older php/curl installs
- * Thanks to Daniel Convissor
- */
- function setKey($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)
- $cookieheader='';
- foreach ($this->cookies as $name => $cookie)
- {
- if ($cookie['version'])
- {
- $cookieheader .= 'Cookie: $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['domain'] . '";';
- $cookieheader = substr($cookieheader, 0, -1) . "\r\n";
- }
- else
- {
- $cookieheader .= 'Cookie: ' . $name . '=' . $cookie['value'] . "\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 clint 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(!$result)
- {
- $this->errstr='no response';
- $resp=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl));
- if(!$keepalive)
- {
- curl_close($curl);
- }
- }
- 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
- $result .= "<fault>\n" .
+ if ($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
+ 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 = $parts['path'];
+ if(isset($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->cacert = $cacert;
+ }
+ else
+ {
+ $this->cacertdir = $cacert;
+ }
+ }
+
+ /**
+ * Set attributes for SSL communication: private SSL key
+ * @param string $key The name of a file containing a private SSL key
+ * @param string $keypass The secret password needed to use the private SSL key
+ * @access public
+ * NB: does not work in older php/curl installs
+ * Thanks to Daniel Convissor
+ */
+ function setKey($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)
+ $cookieheader='';
+ foreach ($this->cookies as $name => $cookie)
+ {
+ if ($cookie['version'])
+ {
+ $cookieheader .= 'Cookie: $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['domain'] . '";';
+ $cookieheader = substr($cookieheader, 0, -1) . "\r\n";
+ }
+ else
+ {
+ $cookieheader .= 'Cookie: ' . $name . '=' . $cookie['value'] . "\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 clint 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(!$result)
+ {
+ $this->errstr='no response';
+ $resp=&new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl));
+ if(!$keepalive)
+ {
+ curl_close($curl);
+ }
+ }
+ 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?
- $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
- {
- $GLOBALS['_xh']['cookies'][$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, '<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
- if ($start)
- {
- $start += strlen('<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
- $end = strpos($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($parser, XML_OPTION_CASE_FOLDING, true);
- // G. Giunta 2005/02/13: PHP internally uses ISO-8859-1, so we have to tell
- // the xml parser to give us back data in the expected charset
- xml_parser_set_option($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);
- 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;
- }
- }
+ }
+ 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))); //split() is deprecated
+ $ar = preg_split("/\r?\n/", trim(substr($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?
+ $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
+ {
+ $GLOBALS['_xh']['cookies'][$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, '<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
+ if ($start)
+ {
+ $start += strlen('<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
+ $end = strpos($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($parser, XML_OPTION_CASE_FOLDING, true);
+ // G. Giunta 2005/02/13: PHP internally uses ISO-8859-1, so we have to tell
+ // the xml parser to give us back data in the expected charset
+ xml_parser_set_option($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);
+ 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;
+ }
+ }
?>
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