X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/8d3bb1a5dcfdea9857d3c88c3751f09593e34dc8..ef91a7f4f3c6468973e192335a27ec0e0faca0b5:/wp-includes/IXR/class-IXR-server.php diff --git a/wp-includes/IXR/class-IXR-server.php b/wp-includes/IXR/class-IXR-server.php new file mode 100644 index 00000000..095e4455 --- /dev/null +++ b/wp-includes/IXR/class-IXR-server.php @@ -0,0 +1,225 @@ +setCapabilities(); + if ($callbacks) { + $this->callbacks = $callbacks; + } + $this->setCallbacks(); + if (!$wait) { + $this->serve($data); + } + } + + /** + * PHP4 constructor. + */ + public function IXR_Server( $callbacks = false, $data = false, $wait = false ) { + self::__construct( $callbacks, $data, $wait ); + } + + function serve($data = false) + { + if (!$data) { + if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] !== 'POST') { + if ( function_exists( 'status_header' ) ) { + status_header( 405 ); // WP #20986 + header( 'Allow: POST' ); + } + header('Content-Type: text/plain'); // merged from WP #9093 + die('XML-RPC server accepts POST requests only.'); + } + + global $HTTP_RAW_POST_DATA; + if (empty($HTTP_RAW_POST_DATA)) { + // workaround for a bug in PHP 5.2.2 - http://bugs.php.net/bug.php?id=41293 + $data = file_get_contents('php://input'); + } else { + $data =& $HTTP_RAW_POST_DATA; + } + } + $this->message = new IXR_Message($data); + if (!$this->message->parse()) { + $this->error(-32700, 'parse error. not well formed'); + } + if ($this->message->messageType != 'methodCall') { + $this->error(-32600, 'server error. invalid xml-rpc. not conforming to spec. Request must be a methodCall'); + } + $result = $this->call($this->message->methodName, $this->message->params); + + // Is the result an error? + if (is_a($result, 'IXR_Error')) { + $this->error($result); + } + + // Encode the result + $r = new IXR_Value($result); + $resultxml = $r->getXml(); + + // Create the XML + $xml = << + + + + $resultxml + + + + + +EOD; + // Send it + $this->output($xml); + } + + function call($methodname, $args) + { + if (!$this->hasMethod($methodname)) { + return new IXR_Error(-32601, 'server error. requested method '.$methodname.' does not exist.'); + } + $method = $this->callbacks[$methodname]; + + // Perform the callback and send the response + if (count($args) == 1) { + // If only one parameter just send that instead of the whole array + $args = $args[0]; + } + + // Are we dealing with a function or a method? + if (is_string($method) && substr($method, 0, 5) == 'this:') { + // It's a class method - check it exists + $method = substr($method, 5); + if (!method_exists($this, $method)) { + return new IXR_Error(-32601, 'server error. requested class method "'.$method.'" does not exist.'); + } + + //Call the method + $result = $this->$method($args); + } else { + // It's a function - does it exist? + if (is_array($method)) { + if (!is_callable(array($method[0], $method[1]))) { + return new IXR_Error(-32601, 'server error. requested object method "'.$method[1].'" does not exist.'); + } + } else if (!function_exists($method)) { + return new IXR_Error(-32601, 'server error. requested function "'.$method.'" does not exist.'); + } + + // Call the function + $result = call_user_func($method, $args); + } + return $result; + } + + function error($error, $message = false) + { + // Accepts either an error object or an error code and message + if ($message && !is_object($error)) { + $error = new IXR_Error($error, $message); + } + $this->output($error->getXml()); + } + + function output($xml) + { + $charset = function_exists('get_option') ? get_option('blog_charset') : ''; + if ($charset) + $xml = ''."\n".$xml; + else + $xml = ''."\n".$xml; + $length = strlen($xml); + header('Connection: close'); + if ($charset) + header('Content-Type: text/xml; charset='.$charset); + else + header('Content-Type: text/xml'); + header('Date: '.date('r')); + echo $xml; + exit; + } + + function hasMethod($method) + { + return in_array($method, array_keys($this->callbacks)); + } + + function setCapabilities() + { + // Initialises capabilities array + $this->capabilities = array( + 'xmlrpc' => array( + 'specUrl' => 'http://www.xmlrpc.com/spec', + 'specVersion' => 1 + ), + 'faults_interop' => array( + 'specUrl' => 'http://xmlrpc-epi.sourceforge.net/specs/rfc.fault_codes.php', + 'specVersion' => 20010516 + ), + 'system.multicall' => array( + 'specUrl' => 'http://www.xmlrpc.com/discuss/msgReader$1208', + 'specVersion' => 1 + ), + ); + } + + function getCapabilities($args) + { + return $this->capabilities; + } + + function setCallbacks() + { + $this->callbacks['system.getCapabilities'] = 'this:getCapabilities'; + $this->callbacks['system.listMethods'] = 'this:listMethods'; + $this->callbacks['system.multicall'] = 'this:multiCall'; + } + + function listMethods($args) + { + // Returns a list of methods - uses array_reverse to ensure user defined + // methods are listed before server defined methods + return array_reverse(array_keys($this->callbacks)); + } + + function multiCall($methodcalls) + { + // See http://www.xmlrpc.com/discuss/msgReader$1208 + $return = array(); + foreach ($methodcalls as $call) { + $method = $call['methodName']; + $params = $call['params']; + if ($method == 'system.multicall') { + $result = new IXR_Error(-32600, 'Recursive calls to system.multicall are forbidden'); + } else { + $result = $this->call($method, $params); + } + if (is_a($result, 'IXR_Error')) { + $return[] = array( + 'faultCode' => $result->code, + 'faultString' => $result->message + ); + } else { + $return[] = array($result); + } + } + return $return; + } +}