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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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* An open source application development framework for PHP 5.1.6 or newer
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* @author ExpressionEngine Dev Team
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* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
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* @license http://codeigniter.com/user_guide/license.html
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* @link http://codeigniter.com
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if ( ! function_exists('xml_parser_create'))
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show_error('Your PHP installation does not support XML');
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if ( ! class_exists('CI_Xmlrpc'))
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show_error('You must load the Xmlrpc class before loading the Xmlrpcs class in order to create a server.');
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// ------------------------------------------------------------------------
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* XML-RPC server class
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* @package CodeIgniter
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* @subpackage Libraries
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* @author ExpressionEngine Dev Team
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* @link http://codeigniter.com/user_guide/libraries/xmlrpc.html
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class CI_Xmlrpcs extends CI_Xmlrpc
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var $methods = array(); //array of methods mapped to function names and signatures
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var $debug_msg = ''; // Debug Message
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var $system_methods = array(); // XML RPC Server methods
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public function __construct($config=array())
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parent::__construct();
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$this->set_system_methods();
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if (isset($config['functions']) && is_array($config['functions']))
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$this->methods = array_merge($this->methods, $config['functions']);
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log_message('debug', "XML-RPC Server Class Initialized");
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// --------------------------------------------------------------------
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* Initialize Prefs and Serve
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function initialize($config=array())
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if (isset($config['functions']) && is_array($config['functions']))
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$this->methods = array_merge($this->methods, $config['functions']);
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if (isset($config['debug']))
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$this->debug = $config['debug'];
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if (isset($config['object']) && is_object($config['object']))
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$this->object = $config['object'];
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if (isset($config['xss_clean']))
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$this->xss_clean = $config['xss_clean'];
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// --------------------------------------------------------------------
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* Setting of System Methods
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function set_system_methods()
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$this->methods = array(
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'system.listMethods' => array(
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'function' => 'this.listMethods',
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'signature' => array(array($this->xmlrpcArray, $this->xmlrpcString), array($this->xmlrpcArray)),
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'docstring' => 'Returns an array of available methods on this server'),
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'system.methodHelp' => array(
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'function' => 'this.methodHelp',
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'signature' => array(array($this->xmlrpcString, $this->xmlrpcString)),
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'docstring' => 'Returns a documentation string for the specified method'),
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'system.methodSignature' => array(
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'function' => 'this.methodSignature',
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'signature' => array(array($this->xmlrpcArray, $this->xmlrpcString)),
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'docstring' => 'Returns an array describing the return type and required parameters of a method'),
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'system.multicall' => array(
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'function' => 'this.multicall',
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'signature' => array(array($this->xmlrpcArray, $this->xmlrpcArray)),
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'docstring' => 'Combine multiple RPC calls in one request. See http://www.xmlrpc.com/discuss/msgReader$1208 for details')
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// --------------------------------------------------------------------
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* Main Server Function
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$r = $this->parseRequest();
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$payload = '<?xml version="1.0" encoding="'.$this->xmlrpc_defencoding.'"?'.'>'."\n";
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$payload .= $this->debug_msg;
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$payload .= $r->prepare_response();
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header("Content-Type: text/xml");
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header("Content-Length: ".strlen($payload));
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// --------------------------------------------------------------------
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* Add Method to Class
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* @param string method name
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* @param string function
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* @param string signature
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* @param string docstring
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function add_to_map($methodname, $function, $sig, $doc)
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$this->methods[$methodname] = array(
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'function' => $function,
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// --------------------------------------------------------------------
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* Parse Server Request
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* @return object xmlrpc response
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function parseRequest($data='')
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global $HTTP_RAW_POST_DATA;
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//-------------------------------------
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//-------------------------------------
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$data = $HTTP_RAW_POST_DATA;
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//-------------------------------------
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//-------------------------------------
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$parser = xml_parser_create($this->xmlrpc_defencoding);
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$parser_object = new XML_RPC_Message("filler");
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$parser_object->xh[$parser] = array();
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$parser_object->xh[$parser]['isf'] = 0;
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$parser_object->xh[$parser]['isf_reason'] = '';
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$parser_object->xh[$parser]['params'] = array();
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$parser_object->xh[$parser]['stack'] = array();
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$parser_object->xh[$parser]['valuestack'] = array();
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$parser_object->xh[$parser]['method'] = '';
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xml_set_object($parser, $parser_object);
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xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
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xml_set_element_handler($parser, 'open_tag', 'closing_tag');
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xml_set_character_data_handler($parser, 'character_data');
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//xml_set_default_handler($parser, 'default_handler');
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//-------------------------------------
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// PARSE + PROCESS XML DATA
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//-------------------------------------
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if ( ! xml_parse($parser, $data, 1))
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// return XML error as a faultCode
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$r = new XML_RPC_Response(0,
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$this->xmlrpcerrxml + xml_get_error_code($parser),
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sprintf('XML error: %s at line %d',
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xml_error_string(xml_get_error_code($parser)),
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xml_get_current_line_number($parser)));
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xml_parser_free($parser);
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elseif ($parser_object->xh[$parser]['isf'])
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return new XML_RPC_Response(0, $this->xmlrpcerr['invalid_return'], $this->xmlrpcstr['invalid_return']);
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xml_parser_free($parser);
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$m = new XML_RPC_Message($parser_object->xh[$parser]['method']);
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for ($i=0; $i < count($parser_object->xh[$parser]['params']); $i++)
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if ($this->debug === TRUE)
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$plist .= "$i - " . print_r(get_object_vars($parser_object->xh[$parser]['params'][$i]), TRUE). ";\n";
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$m->addParam($parser_object->xh[$parser]['params'][$i]);
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if ($this->debug === TRUE)
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echo "---PLIST---\n" . $plist . "\n---PLIST END---\n\n";
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$r = $this->_execute($m);
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//-------------------------------------
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// SET DEBUGGING MESSAGE
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//-------------------------------------
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if ($this->debug === TRUE)
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$this->debug_msg = "<!-- DEBUG INFO:\n\n".$plist."\n END DEBUG-->\n";
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// --------------------------------------------------------------------
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* Executes the Method
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function _execute($m)
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$methName = $m->method_name;
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// Check to see if it is a system call
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$system_call = (strncmp($methName, 'system', 5) == 0) ? TRUE : FALSE;
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if ($this->xss_clean == FALSE)
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$m->xss_clean = FALSE;
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//-------------------------------------
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//-------------------------------------
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if ( ! isset($this->methods[$methName]['function']))
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return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
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//-------------------------------------
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// Check for Method (and Object)
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//-------------------------------------
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$method_parts = explode(".", $this->methods[$methName]['function']);
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$objectCall = (isset($method_parts['1']) && $method_parts['1'] != "") ? TRUE : FALSE;
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if ($system_call === TRUE)
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if ( ! is_callable(array($this,$method_parts['1'])))
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return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
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if ($objectCall && ! is_callable(array($method_parts['0'],$method_parts['1'])))
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return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
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elseif ( ! $objectCall && ! is_callable($this->methods[$methName]['function']))
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return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
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//-------------------------------------
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// Checking Methods Signature
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//-------------------------------------
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if (isset($this->methods[$methName]['signature']))
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$sig = $this->methods[$methName]['signature'];
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for ($i=0; $i<count($sig); $i++)
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$current_sig = $sig[$i];
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if (count($current_sig) == count($m->params)+1)
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for ($n=0; $n < count($m->params); $n++)
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$pt = ($p->kindOf() == 'scalar') ? $p->scalarval() : $p->kindOf();
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if ($pt != $current_sig[$n+1])
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$wanted = $current_sig[$n+1];
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return new XML_RPC_Response(0,
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$this->xmlrpcerr['incorrect_params'],
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$this->xmlrpcstr['incorrect_params'] .
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": Wanted {$wanted}, got {$pt} at param {$pno})");
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//-------------------------------------
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// Calls the Function
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//-------------------------------------
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if ($objectCall === TRUE)
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if ($method_parts[0] == "this" && $system_call == TRUE)
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return call_user_func(array($this, $method_parts[1]), $m);
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if ($this->object === FALSE)
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$CI =& get_instance();
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return $CI->$method_parts['1']($m);
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return $this->object->$method_parts['1']($m);
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//return call_user_func(array(&$method_parts['0'],$method_parts['1']), $m);
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return call_user_func($this->methods[$methName]['function'], $m);
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// --------------------------------------------------------------------
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* Server Function: List Methods
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function listMethods($m)
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$v = new XML_RPC_Values();
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foreach ($this->methods as $key => $value)
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$output[] = new XML_RPC_Values($key, 'string');
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foreach ($this->system_methods as $key => $value)
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$output[]= new XML_RPC_Values($key, 'string');
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$v->addArray($output);
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return new XML_RPC_Response($v);
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// --------------------------------------------------------------------
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* Server Function: Return Signature for Method
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function methodSignature($m)
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$parameters = $m->output_parameters();
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$method_name = $parameters[0];
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if (isset($this->methods[$method_name]))
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if ($this->methods[$method_name]['signature'])
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$signature = $this->methods[$method_name]['signature'];
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for ($i=0; $i < count($signature); $i++)
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$inSig = $signature[$i];
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for ($j=0; $j<count($inSig); $j++)
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$cursig[]= new XML_RPC_Values($inSig[$j], 'string');
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$sigs[]= new XML_RPC_Values($cursig, 'array');
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$r = new XML_RPC_Response(new XML_RPC_Values($sigs, 'array'));
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$r = new XML_RPC_Response(new XML_RPC_Values('undef', 'string'));
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$r = new XML_RPC_Response(0,$this->xmlrpcerr['introspect_unknown'], $this->xmlrpcstr['introspect_unknown']);
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// --------------------------------------------------------------------
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* Server Function: Doc String for Method
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function methodHelp($m)
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$parameters = $m->output_parameters();
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$method_name = $parameters[0];
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if (isset($this->methods[$method_name]))
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$docstring = isset($this->methods[$method_name]['docstring']) ? $this->methods[$method_name]['docstring'] : '';
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return new XML_RPC_Response(new XML_RPC_Values($docstring, 'string'));
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return new XML_RPC_Response(0, $this->xmlrpcerr['introspect_unknown'], $this->xmlrpcstr['introspect_unknown']);
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// --------------------------------------------------------------------
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* Server Function: Multi-call
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function multicall($m)
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return new XML_RPC_Response(0, $this->xmlrpcerr['unknown_method'], $this->xmlrpcstr['unknown_method']);
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$parameters = $m->output_parameters();
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$calls = $parameters[0];
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foreach ($calls as $value)
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//$attempt = $this->_execute(new XML_RPC_Message($value[0], $value[1]));
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$m = new XML_RPC_Message($value[0]);
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for ($i=0; $i < count($value[1]); $i++)
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$m->addParam(new XML_RPC_Values($value[1][$i], 'string'));
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$attempt = $this->_execute($m);
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if ($attempt->faultCode() != 0)
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$result[] = new XML_RPC_Values(array($attempt->value()), 'array');
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return new XML_RPC_Response(new XML_RPC_Values($result, 'array'));
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// --------------------------------------------------------------------
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* Multi-call Function: Error Handling
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function multicall_error($err)
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$str = is_string($err) ? $this->xmlrpcstr["multicall_${err}"] : $err->faultString();
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$code = is_string($err) ? $this->xmlrpcerr["multicall_${err}"] : $err->faultCode();
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$struct['faultCode'] = new XML_RPC_Values($code, 'int');
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$struct['faultString'] = new XML_RPC_Values($str, 'string');
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return new XML_RPC_Values($struct, 'struct');
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// --------------------------------------------------------------------
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* Multi-call Function: Processes method
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function do_multicall($call)
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if ($call->kindOf() != 'struct')
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return $this->multicall_error('notstruct');
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elseif ( ! $methName = $call->me['struct']['methodName'])
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return $this->multicall_error('nomethod');
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list($scalar_type,$scalar_value)=each($methName->me);
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$scalar_type = $scalar_type == $this->xmlrpcI4 ? $this->xmlrpcInt : $scalar_type;
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if ($methName->kindOf() != 'scalar' OR $scalar_type != 'string')
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return $this->multicall_error('notstring');
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elseif ($scalar_value == 'system.multicall')
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return $this->multicall_error('recursion');
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elseif ( ! $params = $call->me['struct']['params'])
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return $this->multicall_error('noparams');
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elseif ($params->kindOf() != 'array')
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return $this->multicall_error('notarray');
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list($a,$b)=each($params->me);
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$numParams = count($b);
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$msg = new XML_RPC_Message($scalar_value);
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for ($i = 0; $i < $numParams; $i++)
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$msg->params[] = $params->me['array'][$i];
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$result = $this->_execute($msg);
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if ($result->faultCode() != 0)
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return $this->multicall_error($result);
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return new XML_RPC_Values(array($result->value()), 'array');
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// END XML_RPC_Server class
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/* End of file Xmlrpcs.php */
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/* Location: ./system/libraries/Xmlrpcs.php */
b'\\ No newline at end of file'