<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * @package CodeIgniter * @author ExpressionEngine Dev Team * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com * @since Version 1.0 * @filesource */ if ( ! function_exists('xml_parser_create')) { show_error('Your PHP installation does not support XML'); } // ------------------------------------------------------------------------ /** * XML-RPC request handler class * * @package CodeIgniter * @subpackage Libraries * @category XML-RPC * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/libraries/xmlrpc.html */ class CI_Xmlrpc { var $debug = FALSE; // Debugging on or off var $xmlrpcI4 = 'i4'; var $xmlrpcInt = 'int'; var $xmlrpcBoolean = 'boolean'; var $xmlrpcDouble = 'double'; var $xmlrpcString = 'string'; var $xmlrpcDateTime = 'dateTime.iso8601'; var $xmlrpcBase64 = 'base64'; var $xmlrpcArray = 'array'; var $xmlrpcStruct = 'struct'; var $xmlrpcTypes = array(); var $valid_parents = array(); var $xmlrpcerr = array(); // Response numbers var $xmlrpcstr = array(); // Response strings var $xmlrpc_defencoding = 'UTF-8'; var $xmlrpcName = 'XML-RPC for CodeIgniter'; var $xmlrpcVersion = '1.1'; var $xmlrpcerruser = 800; // Start of user errors var $xmlrpcerrxml = 100; // Start of XML Parse errors var $xmlrpc_backslash = ''; // formulate backslashes for escaping regexp var $client; var $method; var $data; var $message = ''; var $error = ''; // Error string for request var $result; var $response = array(); // Response from remote server var $xss_clean = TRUE; //------------------------------------- // VALUES THAT MULTIPLE CLASSES NEED //------------------------------------- public function __construct($config = array()) { $this->xmlrpcName = $this->xmlrpcName; $this->xmlrpc_backslash = chr(92).chr(92); // Types for info sent back and forth $this->xmlrpcTypes = array( $this->xmlrpcI4 => '1', $this->xmlrpcInt => '1', $this->xmlrpcBoolean => '1', $this->xmlrpcString => '1', $this->xmlrpcDouble => '1', $this->xmlrpcDateTime => '1', $this->xmlrpcBase64 => '1', $this->xmlrpcArray => '2', $this->xmlrpcStruct => '3' ); // Array of Valid Parents for Various XML-RPC elements $this->valid_parents = array('BOOLEAN' => array('VALUE'), 'I4' => array('VALUE'), 'INT' => array('VALUE'), 'STRING' => array('VALUE'), 'DOUBLE' => array('VALUE'), 'DATETIME.ISO8601' => array('VALUE'), 'BASE64' => array('VALUE'), 'ARRAY' => array('VALUE'), 'STRUCT' => array('VALUE'), 'PARAM' => array('PARAMS'), 'METHODNAME' => array('METHODCALL'), 'PARAMS' => array('METHODCALL', 'METHODRESPONSE'), 'MEMBER' => array('STRUCT'), 'NAME' => array('MEMBER'), 'DATA' => array('ARRAY'), 'FAULT' => array('METHODRESPONSE'), 'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT') ); // XML-RPC Responses $this->xmlrpcerr['unknown_method'] = '1'; $this->xmlrpcstr['unknown_method'] = 'This is not a known method for this XML-RPC Server'; $this->xmlrpcerr['invalid_return'] = '2'; $this->xmlrpcstr['invalid_return'] = 'The XML data received was either invalid or not in the correct form for XML-RPC. Turn on debugging to examine the XML data further.'; $this->xmlrpcerr['incorrect_params'] = '3'; $this->xmlrpcstr['incorrect_params'] = 'Incorrect parameters were passed to method'; $this->xmlrpcerr['introspect_unknown'] = '4'; $this->xmlrpcstr['introspect_unknown'] = "Cannot inspect signature for request: method unknown"; $this->xmlrpcerr['http_error'] = '5'; $this->xmlrpcstr['http_error'] = "Did not receive a '200 OK' response from remote server."; $this->xmlrpcerr['no_data'] = '6'; $this->xmlrpcstr['no_data'] ='No data received from server.'; $this->initialize($config); log_message('debug', "XML-RPC Class Initialized"); } //------------------------------------- // Initialize Prefs //------------------------------------- function initialize($config = array()) { if (count($config) > 0) { foreach ($config as $key => $val) { if (isset($this->$key)) { $this->$key = $val; } } } } // END //------------------------------------- // Take URL and parse it //------------------------------------- function server($url, $port=80) { if (substr($url, 0, 4) != "http") { $url = "http://".$url; } $parts = parse_url($url); $path = ( ! isset($parts['path'])) ? '/' : $parts['path']; if (isset($parts['query']) && $parts['query'] != '') { $path .= '?'.$parts['query']; } $this->client = new XML_RPC_Client($path, $parts['host'], $port); } // END //------------------------------------- // Set Timeout //------------------------------------- function timeout($seconds=5) { if ( ! is_null($this->client) && is_int($seconds)) { $this->client->timeout = $seconds; } } // END //------------------------------------- // Set Methods //------------------------------------- function method($function) { $this->method = $function; } // END //------------------------------------- // Take Array of Data and Create Objects //------------------------------------- function request($incoming) { if ( ! is_array($incoming)) { // Send Error } $this->data = array(); foreach ($incoming as $key => $value) { $this->data[$key] = $this->values_parsing($value); } } // END //------------------------------------- // Set Debug //------------------------------------- function set_debug($flag = TRUE) { $this->debug = ($flag == TRUE) ? TRUE : FALSE; } //------------------------------------- // Values Parsing //------------------------------------- function values_parsing($value, $return = FALSE) { if (is_array($value) && array_key_exists(0, $value)) { if ( ! isset($value['1']) OR ( ! isset($this->xmlrpcTypes[$value['1']]))) { if (is_array($value[0])) { $temp = new XML_RPC_Values($value['0'], 'array'); } else { $temp = new XML_RPC_Values($value['0'], 'string'); } } elseif (is_array($value['0']) && ($value['1'] == 'struct' OR $value['1'] == 'array')) { while (list($k) = each($value['0'])) { $value['0'][$k] = $this->values_parsing($value['0'][$k], TRUE); } $temp = new XML_RPC_Values($value['0'], $value['1']); } else { $temp = new XML_RPC_Values($value['0'], $value['1']); } } else { $temp = new XML_RPC_Values($value, 'string'); } return $temp; } // END //------------------------------------- // Sends XML-RPC Request //------------------------------------- function send_request() { $this->message = new XML_RPC_Message($this->method,$this->data); $this->message->debug = $this->debug; if ( ! $this->result = $this->client->send($this->message)) { $this->error = $this->result->errstr; return FALSE; } elseif ( ! is_object($this->result->val)) { $this->error = $this->result->errstr; return FALSE; } $this->response = $this->result->decode(); return TRUE; } // END //------------------------------------- // Returns Error //------------------------------------- function display_error() { return $this->error; } // END //------------------------------------- // Returns Remote Server Response //------------------------------------- function display_response() { return $this->response; } // END //------------------------------------- // Sends an Error Message for Server Request //------------------------------------- function send_error_message($number, $message) { return new XML_RPC_Response('0',$number, $message); } // END //------------------------------------- // Send Response for Server Request //------------------------------------- function send_response($response) { // $response should be array of values, which will be parsed // based on their data and type into a valid group of XML-RPC values $response = $this->values_parsing($response); return new XML_RPC_Response($response); } // END } // END XML_RPC Class /** * XML-RPC Client class * * @category XML-RPC * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/libraries/xmlrpc.html */ class XML_RPC_Client extends CI_Xmlrpc { var $path = ''; var $server = ''; var $port = 80; var $errno = ''; var $errstring = ''; var $timeout = 5; var $no_multicall = FALSE; public function __construct($path, $server, $port=80) { parent::__construct(); $this->port = $port; $this->server = $server; $this->path = $path; } function send($msg) { if (is_array($msg)) { // Multi-call disabled $r = new XML_RPC_Response(0, $this->xmlrpcerr['multicall_recursion'],$this->xmlrpcstr['multicall_recursion']); return $r; } return $this->sendPayload($msg); } function sendPayload($msg) { $fp = @fsockopen($this->server, $this->port,$this->errno, $this->errstr, $this->timeout); if ( ! is_resource($fp)) { error_log($this->xmlrpcstr['http_error']); $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'],$this->xmlrpcstr['http_error']); return $r; } if (empty($msg->payload)) { // $msg = XML_RPC_Messages $msg->createPayload(); } $r = "\r\n"; $op = "POST {$this->path} HTTP/1.0$r"; $op .= "Host: {$this->server}$r"; $op .= "Content-Type: text/xml$r"; $op .= "User-Agent: {$this->xmlrpcName}$r"; $op .= "Content-Length: ".strlen($msg->payload). "$r$r"; $op .= $msg->payload; if ( ! fputs($fp, $op, strlen($op))) { error_log($this->xmlrpcstr['http_error']); $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']); return $r; } $resp = $msg->parseResponse($fp); fclose($fp); return $resp; } } // end class XML_RPC_Client /** * XML-RPC Response class * * @category XML-RPC * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/libraries/xmlrpc.html */ class XML_RPC_Response { var $val = 0; var $errno = 0; var $errstr = ''; var $headers = array(); var $xss_clean = TRUE; public function __construct($val, $code = 0, $fstr = '') { if ($code != 0) { // error $this->errno = $code; $this->errstr = htmlentities($fstr); } else if ( ! is_object($val)) { // programmer error, not an object error_log("Invalid type '" . gettype($val) . "' (value: $val) passed to XML_RPC_Response. Defaulting to empty value."); $this->val = new XML_RPC_Values(); } else { $this->val = $val; } } function faultCode() { return $this->errno; } function faultString() { return $this->errstr; } function value() { return $this->val; } function prepare_response() { $result = "<methodResponse>\n"; if ($this->errno) { $result .= '<fault> <value> <struct> <member> <name>faultCode</name> <value><int>' . $this->errno . '</int></value> </member> <member> <name>faultString</name> <value><string>' . $this->errstr . '</string></value> </member> </struct> </value> </fault>'; } else { $result .= "<params>\n<param>\n" . $this->val->serialize_class() . "</param>\n</params>"; } $result .= "\n</methodResponse>"; return $result; } function decode($array=FALSE) { $CI =& get_instance(); if ($array !== FALSE && is_array($array)) { while (list($key) = each($array)) { if (is_array($array[$key])) { $array[$key] = $this->decode($array[$key]); } else { $array[$key] = ($this->xss_clean) ? $CI->security->xss_clean($array[$key]) : $array[$key]; } } $result = $array; } else { $result = $this->xmlrpc_decoder($this->val); if (is_array($result)) { $result = $this->decode($result); } else { $result = ($this->xss_clean) ? $CI->security->xss_clean($result) : $result; } } return $result; } //------------------------------------- // XML-RPC Object to PHP Types //------------------------------------- function xmlrpc_decoder($xmlrpc_val) { $kind = $xmlrpc_val->kindOf(); if ($kind == 'scalar') { return $xmlrpc_val->scalarval(); } elseif ($kind == 'array') { reset($xmlrpc_val->me); list($a,$b) = each($xmlrpc_val->me); $size = count($b); $arr = array(); for ($i = 0; $i < $size; $i++) { $arr[] = $this->xmlrpc_decoder($xmlrpc_val->me['array'][$i]); } return $arr; } elseif ($kind == 'struct') { reset($xmlrpc_val->me['struct']); $arr = array(); while (list($key,$value) = each($xmlrpc_val->me['struct'])) { $arr[$key] = $this->xmlrpc_decoder($value); } return $arr; } } //------------------------------------- // ISO-8601 time to server or UTC time //------------------------------------- function iso8601_decode($time, $utc=0) { // return a timet in the localtime, or UTC $t = 0; if (preg_match('/([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})/', $time, $regs)) { $fnc = ($utc == 1) ? 'gmmktime' : 'mktime'; $t = $fnc($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]); } return $t; } } // End Response Class /** * XML-RPC Message class * * @category XML-RPC * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/libraries/xmlrpc.html */ class XML_RPC_Message extends CI_Xmlrpc { var $payload; var $method_name; var $params = array(); var $xh = array(); public function __construct($method, $pars=0) { parent::__construct(); $this->method_name = $method; if (is_array($pars) && count($pars) > 0) { for ($i=0; $i<count($pars); $i++) { // $pars[$i] = XML_RPC_Values $this->params[] = $pars[$i]; } } } //------------------------------------- // Create Payload to Send //------------------------------------- function createPayload() { $this->payload = "<?xml version=\"1.0\"?".">\r\n<methodCall>\r\n"; $this->payload .= '<methodName>' . $this->method_name . "</methodName>\r\n"; $this->payload .= "<params>\r\n"; for ($i=0; $i<count($this->params); $i++) { // $p = XML_RPC_Values $p = $this->params[$i]; $this->payload .= "<param>\r\n".$p->serialize_class()."</param>\r\n"; } $this->payload .= "</params>\r\n</methodCall>\r\n"; } //------------------------------------- // Parse External XML-RPC Server's Response //------------------------------------- function parseResponse($fp) { $data = ''; while ($datum = fread($fp, 4096)) { $data .= $datum; } //------------------------------------- // DISPLAY HTTP CONTENT for DEBUGGING //------------------------------------- if ($this->debug === TRUE) { echo "<pre>"; echo "---DATA---\n" . htmlspecialchars($data) . "\n---END DATA---\n\n"; echo "</pre>"; } //------------------------------------- // Check for data //------------------------------------- if ($data == "") { error_log($this->xmlrpcstr['no_data']); $r = new XML_RPC_Response(0, $this->xmlrpcerr['no_data'], $this->xmlrpcstr['no_data']); return $r; } //------------------------------------- // Check for HTTP 200 Response //------------------------------------- if (strncmp($data, 'HTTP', 4) == 0 && ! preg_match('/^HTTP\/[0-9\.]+ 200 /', $data)) { $errstr= substr($data, 0, strpos($data, "\n")-1); $r = new XML_RPC_Response(0, $this->xmlrpcerr['http_error'], $this->xmlrpcstr['http_error']. ' (' . $errstr . ')'); return $r; } //------------------------------------- // Create and Set Up XML Parser //------------------------------------- $parser = xml_parser_create($this->xmlrpc_defencoding); $this->xh[$parser] = array(); $this->xh[$parser]['isf'] = 0; $this->xh[$parser]['ac'] = ''; $this->xh[$parser]['headers'] = array(); $this->xh[$parser]['stack'] = array(); $this->xh[$parser]['valuestack'] = array(); $this->xh[$parser]['isf_reason'] = 0; xml_set_object($parser, $this); xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true); xml_set_element_handler($parser, 'open_tag', 'closing_tag'); xml_set_character_data_handler($parser, 'character_data'); //xml_set_default_handler($parser, 'default_handler'); //------------------------------------- // GET HEADERS //------------------------------------- $lines = explode("\r\n", $data); while (($line = array_shift($lines))) { if (strlen($line) < 1) { break; } $this->xh[$parser]['headers'][] = $line; } $data = implode("\r\n", $lines); //------------------------------------- // PARSE XML DATA //------------------------------------- if ( ! xml_parse($parser, $data, count($data))) { $errstr = sprintf('XML error: %s at line %d', xml_error_string(xml_get_error_code($parser)), xml_get_current_line_number($parser)); //error_log($errstr); $r = new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'], $this->xmlrpcstr['invalid_return']); xml_parser_free($parser); return $r; } xml_parser_free($parser); // --------------------------------------- // Got Ourselves Some Badness, It Seems // --------------------------------------- if ($this->xh[$parser]['isf'] > 1) { if ($this->debug === TRUE) { echo "---Invalid Return---\n"; echo $this->xh[$parser]['isf_reason']; echo "---Invalid Return---\n\n"; } $r = new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'],$this->xmlrpcstr['invalid_return'].' '.$this->xh[$parser]['isf_reason']); return $r; } elseif ( ! is_object($this->xh[$parser]['value'])) { $r = new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'],$this->xmlrpcstr['invalid_return'].' '.$this->xh[$parser]['isf_reason']); return $r; } //------------------------------------- // DISPLAY XML CONTENT for DEBUGGING //------------------------------------- if ($this->debug === TRUE) { echo "<pre>"; if (count($this->xh[$parser]['headers'] > 0)) { echo "---HEADERS---\n"; foreach ($this->xh[$parser]['headers'] as $header) { echo "$header\n"; } echo "---END HEADERS---\n\n"; } echo "---DATA---\n" . htmlspecialchars($data) . "\n---END DATA---\n\n"; echo "---PARSED---\n" ; var_dump($this->xh[$parser]['value']); echo "\n---END PARSED---</pre>"; } //------------------------------------- // SEND RESPONSE //------------------------------------- $v = $this->xh[$parser]['value']; if ($this->xh[$parser]['isf']) { $errno_v = $v->me['struct']['faultCode']; $errstr_v = $v->me['struct']['faultString']; $errno = $errno_v->scalarval(); if ($errno == 0) { // FAULT returned, errno needs to reflect that $errno = -1; } $r = new XML_RPC_Response($v, $errno, $errstr_v->scalarval()); } else { $r = new XML_RPC_Response($v); } $r->headers = $this->xh[$parser]['headers']; return $r; } // ------------------------------------ // Begin Return Message Parsing section // ------------------------------------ // quick explanation of components: // ac - used to accumulate values // isf - used to indicate a fault // lv - used to indicate "looking for a value": implements // the logic to allow values with no types to be strings // params - used to store parameters in method calls // method - used to store method name // stack - array with parent tree of the xml element, // used to validate the nesting of elements //------------------------------------- // Start Element Handler //------------------------------------- function open_tag($the_parser, $name, $attrs) { // If invalid nesting, then return if ($this->xh[$the_parser]['isf'] > 1) return; // Evaluate and check for correct nesting of XML elements if (count($this->xh[$the_parser]['stack']) == 0) { if ($name != 'METHODRESPONSE' && $name != 'METHODCALL') { $this->xh[$the_parser]['isf'] = 2; $this->xh[$the_parser]['isf_reason'] = 'Top level XML-RPC element is missing'; return; } } else { // not top level element: see if parent is OK if ( ! in_array($this->xh[$the_parser]['stack'][0], $this->valid_parents[$name], TRUE)) { $this->xh[$the_parser]['isf'] = 2; $this->xh[$the_parser]['isf_reason'] = "XML-RPC element $name cannot be child of ".$this->xh[$the_parser]['stack'][0]; return; } } switch($name) { case 'STRUCT': case 'ARRAY': // Creates array for child elements $cur_val = array('value' => array(), 'type' => $name); array_unshift($this->xh[$the_parser]['valuestack'], $cur_val); break; case 'METHODNAME': case 'NAME': $this->xh[$the_parser]['ac'] = ''; break; case 'FAULT': $this->xh[$the_parser]['isf'] = 1; break; case 'PARAM': $this->xh[$the_parser]['value'] = NULL; break; case 'VALUE': $this->xh[$the_parser]['vt'] = 'value'; $this->xh[$the_parser]['ac'] = ''; $this->xh[$the_parser]['lv'] = 1; break; case 'I4': case 'INT': case 'STRING': case 'BOOLEAN': case 'DOUBLE': case 'DATETIME.ISO8601': case 'BASE64': if ($this->xh[$the_parser]['vt'] != 'value') { //two data elements inside a value: an error occurred! $this->xh[$the_parser]['isf'] = 2; $this->xh[$the_parser]['isf_reason'] = "'Twas a $name element following a ".$this->xh[$the_parser]['vt']." element inside a single value"; return; } $this->xh[$the_parser]['ac'] = ''; break; case 'MEMBER': // Set name of <member> to nothing to prevent errors later if no <name> is found $this->xh[$the_parser]['valuestack'][0]['name'] = ''; // Set NULL value to check to see if value passed for this param/member $this->xh[$the_parser]['value'] = NULL; break; case 'DATA': case 'METHODCALL': case 'METHODRESPONSE': case 'PARAMS': // valid elements that add little to processing break; default: /// An Invalid Element is Found, so we have trouble $this->xh[$the_parser]['isf'] = 2; $this->xh[$the_parser]['isf_reason'] = "Invalid XML-RPC element found: $name"; break; } // Add current element name to stack, to allow validation of nesting array_unshift($this->xh[$the_parser]['stack'], $name); if ($name != 'VALUE') $this->xh[$the_parser]['lv'] = 0; } // END //------------------------------------- // End Element Handler //------------------------------------- function closing_tag($the_parser, $name) { if ($this->xh[$the_parser]['isf'] > 1) return; // Remove current element from stack and set variable // NOTE: If the XML validates, then we do not have to worry about // the opening and closing of elements. Nesting is checked on the opening // tag so we be safe there as well. $curr_elem = array_shift($this->xh[$the_parser]['stack']); switch($name) { case 'STRUCT': case 'ARRAY': $cur_val = array_shift($this->xh[$the_parser]['valuestack']); $this->xh[$the_parser]['value'] = ( ! isset($cur_val['values'])) ? array() : $cur_val['values']; $this->xh[$the_parser]['vt'] = strtolower($name); break; case 'NAME': $this->xh[$the_parser]['valuestack'][0]['name'] = $this->xh[$the_parser]['ac']; break; case 'BOOLEAN': case 'I4': case 'INT': case 'STRING': case 'DOUBLE': case 'DATETIME.ISO8601': case 'BASE64': $this->xh[$the_parser]['vt'] = strtolower($name); if ($name == 'STRING') { $this->xh[$the_parser]['value'] = $this->xh[$the_parser]['ac']; } elseif ($name=='DATETIME.ISO8601') { $this->xh[$the_parser]['vt'] = $this->xmlrpcDateTime; $this->xh[$the_parser]['value'] = $this->xh[$the_parser]['ac']; } elseif ($name=='BASE64') { $this->xh[$the_parser]['value'] = base64_decode($this->xh[$the_parser]['ac']); } elseif ($name=='BOOLEAN') { // Translated BOOLEAN values to TRUE AND FALSE if ($this->xh[$the_parser]['ac'] == '1') { $this->xh[$the_parser]['value'] = TRUE; } else { $this->xh[$the_parser]['value'] = FALSE; } } elseif ($name=='DOUBLE') { // we have a DOUBLE // we must check that only 0123456789-.<space> are characters here if ( ! preg_match('/^[+-]?[eE0-9\t \.]+$/', $this->xh[$the_parser]['ac'])) { $this->xh[$the_parser]['value'] = 'ERROR_NON_NUMERIC_FOUND'; } else { $this->xh[$the_parser]['value'] = (double)$this->xh[$the_parser]['ac']; } } else { // we have an I4/INT // we must check that only 0123456789-<space> are characters here if ( ! preg_match('/^[+-]?[0-9\t ]+$/', $this->xh[$the_parser]['ac'])) { $this->xh[$the_parser]['value'] = 'ERROR_NON_NUMERIC_FOUND'; } else { $this->xh[$the_parser]['value'] = (int)$this->xh[$the_parser]['ac']; } } $this->xh[$the_parser]['ac'] = ''; $this->xh[$the_parser]['lv'] = 3; // indicate we've found a value break; case 'VALUE': // This if() detects if no scalar was inside <VALUE></VALUE> if ($this->xh[$the_parser]['vt']=='value') { $this->xh[$the_parser]['value'] = $this->xh[$the_parser]['ac']; $this->xh[$the_parser]['vt'] = $this->xmlrpcString; } // build the XML-RPC value out of the data received, and substitute it $temp = new XML_RPC_Values($this->xh[$the_parser]['value'], $this->xh[$the_parser]['vt']); if (count($this->xh[$the_parser]['valuestack']) && $this->xh[$the_parser]['valuestack'][0]['type'] == 'ARRAY') { // Array $this->xh[$the_parser]['valuestack'][0]['values'][] = $temp; } else { // Struct $this->xh[$the_parser]['value'] = $temp; } break; case 'MEMBER': $this->xh[$the_parser]['ac']=''; // If value add to array in the stack for the last element built if ($this->xh[$the_parser]['value']) { $this->xh[$the_parser]['valuestack'][0]['values'][$this->xh[$the_parser]['valuestack'][0]['name']] = $this->xh[$the_parser]['value']; } break; case 'DATA': $this->xh[$the_parser]['ac']=''; break; case 'PARAM': if ($this->xh[$the_parser]['value']) { $this->xh[$the_parser]['params'][] = $this->xh[$the_parser]['value']; } break; case 'METHODNAME': $this->xh[$the_parser]['method'] = ltrim($this->xh[$the_parser]['ac']); break; case 'PARAMS': case 'FAULT': case 'METHODCALL': case 'METHORESPONSE': // We're all good kids with nuthin' to do break; default: // End of an Invalid Element. Taken care of during the opening tag though break; } } //------------------------------------- // Parses Character Data //------------------------------------- function character_data($the_parser, $data) { if ($this->xh[$the_parser]['isf'] > 1) return; // XML Fault found already // If a value has not been found if ($this->xh[$the_parser]['lv'] != 3) { if ($this->xh[$the_parser]['lv'] == 1) { $this->xh[$the_parser]['lv'] = 2; // Found a value } if ( ! @isset($this->xh[$the_parser]['ac'])) { $this->xh[$the_parser]['ac'] = ''; } $this->xh[$the_parser]['ac'] .= $data; } } function addParam($par) { $this->params[]=$par; } function output_parameters($array=FALSE) { $CI =& get_instance(); if ($array !== FALSE && is_array($array)) { while (list($key) = each($array)) { if (is_array($array[$key])) { $array[$key] = $this->output_parameters($array[$key]); } else { // 'bits' is for the MetaWeblog API image bits // @todo - this needs to be made more general purpose $array[$key] = ($key == 'bits' OR $this->xss_clean == FALSE) ? $array[$key] : $CI->security->xss_clean($array[$key]); } } $parameters = $array; } else { $parameters = array(); for ($i = 0; $i < count($this->params); $i++) { $a_param = $this->decode_message($this->params[$i]); if (is_array($a_param)) { $parameters[] = $this->output_parameters($a_param); } else { $parameters[] = ($this->xss_clean) ? $CI->security->xss_clean($a_param) : $a_param; } } } return $parameters; } function decode_message($param) { $kind = $param->kindOf(); if ($kind == 'scalar') { return $param->scalarval(); } elseif ($kind == 'array') { reset($param->me); list($a,$b) = each($param->me); $arr = array(); for($i = 0; $i < count($b); $i++) { $arr[] = $this->decode_message($param->me['array'][$i]); } return $arr; } elseif ($kind == 'struct') { reset($param->me['struct']); $arr = array(); while (list($key,$value) = each($param->me['struct'])) { $arr[$key] = $this->decode_message($value); } return $arr; } } } // End XML_RPC_Messages class /** * XML-RPC Values class * * @category XML-RPC * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/libraries/xmlrpc.html */ class XML_RPC_Values extends CI_Xmlrpc { var $me = array(); var $mytype = 0; public function __construct($val=-1, $type='') { parent::__construct(); if ($val != -1 OR $type != '') { $type = $type == '' ? 'string' : $type; if ($this->xmlrpcTypes[$type] == 1) { $this->addScalar($val,$type); } elseif ($this->xmlrpcTypes[$type] == 2) { $this->addArray($val); } elseif ($this->xmlrpcTypes[$type] == 3) { $this->addStruct($val); } } } function addScalar($val, $type='string') { $typeof = $this->xmlrpcTypes[$type]; if ($this->mytype==1) { echo '<strong>XML_RPC_Values</strong>: scalar can have only one value<br />'; return 0; } if ($typeof != 1) { echo '<strong>XML_RPC_Values</strong>: not a scalar type (${typeof})<br />'; return 0; } if ($type == $this->xmlrpcBoolean) { if (strcasecmp($val,'true')==0 OR $val==1 OR ($val==true && strcasecmp($val,'false'))) { $val = 1; } else { $val=0; } } if ($this->mytype == 2) { // adding to an array here $ar = $this->me['array']; $ar[] = new XML_RPC_Values($val, $type); $this->me['array'] = $ar; } else { // a scalar, so set the value and remember we're scalar $this->me[$type] = $val; $this->mytype = $typeof; } return 1; } function addArray($vals) { if ($this->mytype != 0) { echo '<strong>XML_RPC_Values</strong>: already initialized as a [' . $this->kindOf() . ']<br />'; return 0; } $this->mytype = $this->xmlrpcTypes['array']; $this->me['array'] = $vals; return 1; } function addStruct($vals) { if ($this->mytype != 0) { echo '<strong>XML_RPC_Values</strong>: already initialized as a [' . $this->kindOf() . ']<br />'; return 0; } $this->mytype = $this->xmlrpcTypes['struct']; $this->me['struct'] = $vals; return 1; } function kindOf() { switch($this->mytype) { case 3: return 'struct'; break; case 2: return 'array'; break; case 1: return 'scalar'; break; default: return 'undef'; } } function serializedata($typ, $val) { $rs = ''; switch($this->xmlrpcTypes[$typ]) { case 3: // struct $rs .= "<struct>\n"; reset($val); while (list($key2, $val2) = each($val)) { $rs .= "<member>\n<name>{$key2}</name>\n"; $rs .= $this->serializeval($val2); $rs .= "</member>\n"; } $rs .= '</struct>'; break; case 2: // array $rs .= "<array>\n<data>\n"; for($i=0; $i < count($val); $i++) { $rs .= $this->serializeval($val[$i]); } $rs.="</data>\n</array>\n"; break; case 1: // others switch ($typ) { case $this->xmlrpcBase64: $rs .= "<{$typ}>" . base64_encode((string)$val) . "</{$typ}>\n"; break; case $this->xmlrpcBoolean: $rs .= "<{$typ}>" . ((bool)$val ? '1' : '0') . "</{$typ}>\n"; break; case $this->xmlrpcString: $rs .= "<{$typ}>" . htmlspecialchars((string)$val). "</{$typ}>\n"; break; default: $rs .= "<{$typ}>{$val}</{$typ}>\n"; break; } default: break; } return $rs; } function serialize_class() { return $this->serializeval($this); } function serializeval($o) { $ar = $o->me; reset($ar); list($typ, $val) = each($ar); $rs = "<value>\n".$this->serializedata($typ, $val)."</value>\n"; return $rs; } function scalarval() { reset($this->me); list($a,$b) = each($this->me); return $b; } //------------------------------------- // Encode time in ISO-8601 form. //------------------------------------- // Useful for sending time in XML-RPC function iso8601_encode($time, $utc=0) { if ($utc == 1) { $t = strftime("%Y%m%dT%H:%M:%S", $time); } else { if (function_exists('gmstrftime')) $t = gmstrftime("%Y%m%dT%H:%M:%S", $time); else $t = strftime("%Y%m%dT%H:%M:%S", $time - date('Z')); } return $t; } } // END XML_RPC_Values Class /* End of file Xmlrpc.php */ /* Location: ./system/libraries/Xmlrpc.php */