diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 07:56:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 07:56:49 +0000 |
commit | a415c29efee45520ae252d2aa28f1083a521cd7b (patch) | |
tree | f4ade4b6668ecc0765de7e1424f7c1427ad433ff /wp-includes/IXR | |
parent | Initial commit. (diff) | |
download | wordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.tar.xz wordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.zip |
Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | wp-includes/IXR/class-IXR-base64.php | 32 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-client.php | 172 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-clientmulticall.php | 55 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-date.php | 74 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-error.php | 53 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-introspectionserver.php | 174 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-message.php | 242 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-request.php | 54 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-server.php | 220 | ||||
-rw-r--r-- | wp-includes/IXR/class-IXR-value.php | 138 |
10 files changed, 1214 insertions, 0 deletions
diff --git a/wp-includes/IXR/class-IXR-base64.php b/wp-includes/IXR/class-IXR-base64.php new file mode 100644 index 0000000..910f81b --- /dev/null +++ b/wp-includes/IXR/class-IXR-base64.php @@ -0,0 +1,32 @@ +<?php + +/** + * IXR_Base64 + * + * @package IXR + * @since 1.5.0 + */ +class IXR_Base64 +{ + var $data; + + /** + * PHP5 constructor. + */ + function __construct( $data ) + { + $this->data = $data; + } + + /** + * PHP4 constructor. + */ + public function IXR_Base64( $data ) { + self::__construct( $data ); + } + + function getXml() + { + return '<base64>'.base64_encode($this->data).'</base64>'; + } +} diff --git a/wp-includes/IXR/class-IXR-client.php b/wp-includes/IXR/class-IXR-client.php new file mode 100644 index 0000000..2072f7c --- /dev/null +++ b/wp-includes/IXR/class-IXR-client.php @@ -0,0 +1,172 @@ +<?php + +/** + * IXR_Client + * + * @package IXR + * @since 1.5.0 + * + */ +class IXR_Client +{ + var $server; + var $port; + var $path; + var $useragent; + var $response; + var $message = false; + var $debug = false; + var $timeout; + var $headers = array(); + + // Storage place for an error message + var $error = false; + + /** + * PHP5 constructor. + */ + function __construct( $server, $path = false, $port = 80, $timeout = 15 ) + { + if (!$path) { + // Assume we have been given a URL instead + $bits = parse_url($server); + $this->server = $bits['host']; + $this->port = isset($bits['port']) ? $bits['port'] : 80; + $this->path = isset($bits['path']) ? $bits['path'] : '/'; + + // Make absolutely sure we have a path + if (!$this->path) { + $this->path = '/'; + } + + if ( ! empty( $bits['query'] ) ) { + $this->path .= '?' . $bits['query']; + } + } else { + $this->server = $server; + $this->path = $path; + $this->port = $port; + } + $this->useragent = 'The Incutio XML-RPC PHP Library'; + $this->timeout = $timeout; + } + + /** + * PHP4 constructor. + */ + public function IXR_Client( $server, $path = false, $port = 80, $timeout = 15 ) { + self::__construct( $server, $path, $port, $timeout ); + } + + /** + * @since 1.5.0 + * @since 5.5.0 Formalized the existing `...$args` parameter by adding it + * to the function signature. + * + * @return bool + */ + function query( ...$args ) + { + $method = array_shift($args); + $request = new IXR_Request($method, $args); + $length = $request->getLength(); + $xml = $request->getXml(); + $r = "\r\n"; + $request = "POST {$this->path} HTTP/1.0$r"; + + // Merged from WP #8145 - allow custom headers + $this->headers['Host'] = $this->server; + $this->headers['Content-Type'] = 'text/xml'; + $this->headers['User-Agent'] = $this->useragent; + $this->headers['Content-Length']= $length; + + foreach( $this->headers as $header => $value ) { + $request .= "{$header}: {$value}{$r}"; + } + $request .= $r; + + $request .= $xml; + + // Now send the request + if ($this->debug) { + echo '<pre class="ixr_request">'.htmlspecialchars($request)."\n</pre>\n\n"; + } + + if ($this->timeout) { + $fp = @fsockopen($this->server, $this->port, $errno, $errstr, $this->timeout); + } else { + $fp = @fsockopen($this->server, $this->port, $errno, $errstr); + } + if (!$fp) { + $this->error = new IXR_Error(-32300, 'transport error - could not open socket'); + return false; + } + fputs($fp, $request); + $contents = ''; + $debugContents = ''; + $gotFirstLine = false; + $gettingHeaders = true; + while (!feof($fp)) { + $line = fgets($fp, 4096); + if (!$gotFirstLine) { + // Check line for '200' + if (strstr($line, '200') === false) { + $this->error = new IXR_Error(-32300, 'transport error - HTTP status code was not 200'); + return false; + } + $gotFirstLine = true; + } + if (trim($line) == '') { + $gettingHeaders = false; + } + if (!$gettingHeaders) { + // merged from WP #12559 - remove trim + $contents .= $line; + } + if ($this->debug) { + $debugContents .= $line; + } + } + if ($this->debug) { + echo '<pre class="ixr_response">'.htmlspecialchars($debugContents)."\n</pre>\n\n"; + } + + // Now parse what we've got back + $this->message = new IXR_Message($contents); + if (!$this->message->parse()) { + // XML error + $this->error = new IXR_Error(-32700, 'parse error. not well formed'); + return false; + } + + // Is the message a fault? + if ($this->message->messageType == 'fault') { + $this->error = new IXR_Error($this->message->faultCode, $this->message->faultString); + return false; + } + + // Message must be OK + return true; + } + + function getResponse() + { + // methodResponses can only have one param - return that + return $this->message->params[0]; + } + + function isError() + { + return (is_object($this->error)); + } + + function getErrorCode() + { + return $this->error->code; + } + + function getErrorMessage() + { + return $this->error->message; + } +} diff --git a/wp-includes/IXR/class-IXR-clientmulticall.php b/wp-includes/IXR/class-IXR-clientmulticall.php new file mode 100644 index 0000000..d7aa67b --- /dev/null +++ b/wp-includes/IXR/class-IXR-clientmulticall.php @@ -0,0 +1,55 @@ +<?php +/** + * IXR_ClientMulticall + * + * @package IXR + * @since 1.5.0 + */ +class IXR_ClientMulticall extends IXR_Client +{ + var $calls = array(); + + /** + * PHP5 constructor. + */ + function __construct( $server, $path = false, $port = 80 ) + { + parent::IXR_Client($server, $path, $port); + $this->useragent = 'The Incutio XML-RPC PHP Library (multicall client)'; + } + + /** + * PHP4 constructor. + */ + public function IXR_ClientMulticall( $server, $path = false, $port = 80 ) { + self::__construct( $server, $path, $port ); + } + + /** + * @since 1.5.0 + * @since 5.5.0 Formalized the existing `...$args` parameter by adding it + * to the function signature. + */ + function addCall( ...$args ) + { + $methodName = array_shift($args); + $struct = array( + 'methodName' => $methodName, + 'params' => $args + ); + $this->calls[] = $struct; + } + + /** + * @since 1.5.0 + * @since 5.5.0 Formalized the existing `...$args` parameter by adding it + * to the function signature. + * + * @return bool + */ + function query( ...$args ) + { + // Prepare multicall, then call the parent::query() method + return parent::query('system.multicall', $this->calls); + } +} diff --git a/wp-includes/IXR/class-IXR-date.php b/wp-includes/IXR/class-IXR-date.php new file mode 100644 index 0000000..fc80cda --- /dev/null +++ b/wp-includes/IXR/class-IXR-date.php @@ -0,0 +1,74 @@ +<?php + +/** + * IXR_Date + * + * @package IXR + * @since 1.5.0 + */ +class IXR_Date { + var $year; + var $month; + var $day; + var $hour; + var $minute; + var $second; + var $timezone; + + /** + * PHP5 constructor. + */ + function __construct( $time ) + { + // $time can be a PHP timestamp or an ISO one + if (is_numeric($time)) { + $this->parseTimestamp($time); + } else { + $this->parseIso($time); + } + } + + /** + * PHP4 constructor. + */ + public function IXR_Date( $time ) { + self::__construct( $time ); + } + + function parseTimestamp($timestamp) + { + $this->year = gmdate('Y', $timestamp); + $this->month = gmdate('m', $timestamp); + $this->day = gmdate('d', $timestamp); + $this->hour = gmdate('H', $timestamp); + $this->minute = gmdate('i', $timestamp); + $this->second = gmdate('s', $timestamp); + $this->timezone = ''; + } + + function parseIso($iso) + { + $this->year = substr($iso, 0, 4); + $this->month = substr($iso, 4, 2); + $this->day = substr($iso, 6, 2); + $this->hour = substr($iso, 9, 2); + $this->minute = substr($iso, 12, 2); + $this->second = substr($iso, 15, 2); + $this->timezone = substr($iso, 17); + } + + function getIso() + { + return $this->year.$this->month.$this->day.'T'.$this->hour.':'.$this->minute.':'.$this->second.$this->timezone; + } + + function getXml() + { + return '<dateTime.iso8601>'.$this->getIso().'</dateTime.iso8601>'; + } + + function getTimestamp() + { + return mktime($this->hour, $this->minute, $this->second, $this->month, $this->day, $this->year); + } +} diff --git a/wp-includes/IXR/class-IXR-error.php b/wp-includes/IXR/class-IXR-error.php new file mode 100644 index 0000000..660f7d1 --- /dev/null +++ b/wp-includes/IXR/class-IXR-error.php @@ -0,0 +1,53 @@ +<?php + +/** + * IXR_Error + * + * @package IXR + * @since 1.5.0 + */ +class IXR_Error +{ + var $code; + var $message; + + /** + * PHP5 constructor. + */ + function __construct( $code, $message ) + { + $this->code = $code; + $this->message = htmlspecialchars($message); + } + + /** + * PHP4 constructor. + */ + public function IXR_Error( $code, $message ) { + self::__construct( $code, $message ); + } + + function getXml() + { + $xml = <<<EOD +<methodResponse> + <fault> + <value> + <struct> + <member> + <name>faultCode</name> + <value><int>{$this->code}</int></value> + </member> + <member> + <name>faultString</name> + <value><string>{$this->message}</string></value> + </member> + </struct> + </value> + </fault> +</methodResponse> + +EOD; + return $xml; + } +} diff --git a/wp-includes/IXR/class-IXR-introspectionserver.php b/wp-includes/IXR/class-IXR-introspectionserver.php new file mode 100644 index 0000000..5628d81 --- /dev/null +++ b/wp-includes/IXR/class-IXR-introspectionserver.php @@ -0,0 +1,174 @@ +<?php + +/** + * IXR_IntrospectionServer + * + * @package IXR + * @since 1.5.0 + */ +class IXR_IntrospectionServer extends IXR_Server +{ + var $signatures; + var $help; + + /** + * PHP5 constructor. + */ + function __construct() + { + $this->setCallbacks(); + $this->setCapabilities(); + $this->capabilities['introspection'] = array( + 'specUrl' => 'http://xmlrpc.usefulinc.com/doc/reserved.html', + 'specVersion' => 1 + ); + $this->addCallback( + 'system.methodSignature', + 'this:methodSignature', + array('array', 'string'), + 'Returns an array describing the return type and required parameters of a method' + ); + $this->addCallback( + 'system.getCapabilities', + 'this:getCapabilities', + array('struct'), + 'Returns a struct describing the XML-RPC specifications supported by this server' + ); + $this->addCallback( + 'system.listMethods', + 'this:listMethods', + array('array'), + 'Returns an array of available methods on this server' + ); + $this->addCallback( + 'system.methodHelp', + 'this:methodHelp', + array('string', 'string'), + 'Returns a documentation string for the specified method' + ); + } + + /** + * PHP4 constructor. + */ + public function IXR_IntrospectionServer() { + self::__construct(); + } + + function addCallback($method, $callback, $args, $help) + { + $this->callbacks[$method] = $callback; + $this->signatures[$method] = $args; + $this->help[$method] = $help; + } + + function call($methodname, $args) + { + // Make sure it's in an array + if ($args && !is_array($args)) { + $args = array($args); + } + + // Over-rides default call method, adds signature check + if (!$this->hasMethod($methodname)) { + return new IXR_Error(-32601, 'server error. requested method "'.$this->message->methodName.'" not specified.'); + } + $method = $this->callbacks[$methodname]; + $signature = $this->signatures[$methodname]; + $returnType = array_shift($signature); + + // Check the number of arguments + if (count($args) != count($signature)) { + return new IXR_Error(-32602, 'server error. wrong number of method parameters'); + } + + // Check the argument types + $ok = true; + $argsbackup = $args; + for ($i = 0, $j = count($args); $i < $j; $i++) { + $arg = array_shift($args); + $type = array_shift($signature); + switch ($type) { + case 'int': + case 'i4': + if (is_array($arg) || !is_int($arg)) { + $ok = false; + } + break; + case 'base64': + case 'string': + if (!is_string($arg)) { + $ok = false; + } + break; + case 'boolean': + if ($arg !== false && $arg !== true) { + $ok = false; + } + break; + case 'float': + case 'double': + if (!is_float($arg)) { + $ok = false; + } + break; + case 'date': + case 'dateTime.iso8601': + if (!is_a($arg, 'IXR_Date')) { + $ok = false; + } + break; + } + if (!$ok) { + return new IXR_Error(-32602, 'server error. invalid method parameters'); + } + } + // It passed the test - run the "real" method call + return parent::call($methodname, $argsbackup); + } + + function methodSignature($method) + { + if (!$this->hasMethod($method)) { + return new IXR_Error(-32601, 'server error. requested method "'.$method.'" not specified.'); + } + // We should be returning an array of types + $types = $this->signatures[$method]; + $return = array(); + foreach ($types as $type) { + switch ($type) { + case 'string': + $return[] = 'string'; + break; + case 'int': + case 'i4': + $return[] = 42; + break; + case 'double': + $return[] = 3.1415; + break; + case 'dateTime.iso8601': + $return[] = new IXR_Date(time()); + break; + case 'boolean': + $return[] = true; + break; + case 'base64': + $return[] = new IXR_Base64('base64'); + break; + case 'array': + $return[] = array('array'); + break; + case 'struct': + $return[] = array('struct' => 'struct'); + break; + } + } + return $return; + } + + function methodHelp($method) + { + return $this->help[$method]; + } +} diff --git a/wp-includes/IXR/class-IXR-message.php b/wp-includes/IXR/class-IXR-message.php new file mode 100644 index 0000000..2b27293 --- /dev/null +++ b/wp-includes/IXR/class-IXR-message.php @@ -0,0 +1,242 @@ +<?php + +/** + * IXR_MESSAGE + * + * @package IXR + * @since 1.5.0 + * + */ +class IXR_Message +{ + var $message = false; + var $messageType = false; // methodCall / methodResponse / fault + var $faultCode = false; + var $faultString = false; + var $methodName = ''; + var $params = array(); + + // Current variable stacks + var $_arraystructs = array(); // The stack used to keep track of the current array/struct + var $_arraystructstypes = array(); // Stack keeping track of if things are structs or array + var $_currentStructName = array(); // A stack as well + var $_param; + var $_value; + var $_currentTag; + var $_currentTagContents; + // The XML parser + var $_parser; + + /** + * PHP5 constructor. + */ + function __construct( $message ) + { + $this->message =& $message; + } + + /** + * PHP4 constructor. + */ + public function IXR_Message( $message ) { + self::__construct( $message ); + } + + function parse() + { + if ( ! function_exists( 'xml_parser_create' ) ) { + trigger_error( __( "PHP's XML extension is not available. Please contact your hosting provider to enable PHP's XML extension." ) ); + return false; + } + + // first remove the XML declaration + // merged from WP #10698 - this method avoids the RAM usage of preg_replace on very large messages + $header = preg_replace( '/<\?xml.*?\?'.'>/s', '', substr( $this->message, 0, 100 ), 1 ); + $this->message = trim( substr_replace( $this->message, $header, 0, 100 ) ); + if ( '' == $this->message ) { + return false; + } + + // Then remove the DOCTYPE + $header = preg_replace( '/^<!DOCTYPE[^>]*+>/i', '', substr( $this->message, 0, 200 ), 1 ); + $this->message = trim( substr_replace( $this->message, $header, 0, 200 ) ); + if ( '' == $this->message ) { + return false; + } + + // Check that the root tag is valid + $root_tag = substr( $this->message, 0, strcspn( substr( $this->message, 0, 20 ), "> \t\r\n" ) ); + if ( '<!DOCTYPE' === strtoupper( $root_tag ) ) { + return false; + } + if ( ! in_array( $root_tag, array( '<methodCall', '<methodResponse', '<fault' ) ) ) { + return false; + } + + // Bail if there are too many elements to parse + $element_limit = 30000; + if ( function_exists( 'apply_filters' ) ) { + /** + * Filters the number of elements to parse in an XML-RPC response. + * + * @since 4.0.0 + * + * @param int $element_limit Default elements limit. + */ + $element_limit = apply_filters( 'xmlrpc_element_limit', $element_limit ); + } + if ( $element_limit && 2 * $element_limit < substr_count( $this->message, '<' ) ) { + return false; + } + + $this->_parser = xml_parser_create(); + // Set XML parser to take the case of tags in to account + xml_parser_set_option($this->_parser, XML_OPTION_CASE_FOLDING, false); + // Set XML parser callback functions + xml_set_object($this->_parser, $this); + xml_set_element_handler($this->_parser, 'tag_open', 'tag_close'); + xml_set_character_data_handler($this->_parser, 'cdata'); + + // 256Kb, parse in chunks to avoid the RAM usage on very large messages + $chunk_size = 262144; + + /** + * Filters the chunk size that can be used to parse an XML-RPC response message. + * + * @since 4.4.0 + * + * @param int $chunk_size Chunk size to parse in bytes. + */ + $chunk_size = apply_filters( 'xmlrpc_chunk_parsing_size', $chunk_size ); + + $final = false; + + do { + if (strlen($this->message) <= $chunk_size) { + $final = true; + } + + $part = substr($this->message, 0, $chunk_size); + $this->message = substr($this->message, $chunk_size); + + if (!xml_parse($this->_parser, $part, $final)) { + xml_parser_free($this->_parser); + unset($this->_parser); + return false; + } + + if ($final) { + break; + } + } while (true); + + xml_parser_free($this->_parser); + unset($this->_parser); + + // Grab the error messages, if any + if ($this->messageType == 'fault') { + $this->faultCode = $this->params[0]['faultCode']; + $this->faultString = $this->params[0]['faultString']; + } + return true; + } + + function tag_open($parser, $tag, $attr) + { + $this->_currentTagContents = ''; + $this->_currentTag = $tag; + switch($tag) { + case 'methodCall': + case 'methodResponse': + case 'fault': + $this->messageType = $tag; + break; + /* Deal with stacks of arrays and structs */ + case 'data': // data is to all intents and puposes more interesting than array + $this->_arraystructstypes[] = 'array'; + $this->_arraystructs[] = array(); + break; + case 'struct': + $this->_arraystructstypes[] = 'struct'; + $this->_arraystructs[] = array(); + break; + } + } + + function cdata($parser, $cdata) + { + $this->_currentTagContents .= $cdata; + } + + function tag_close($parser, $tag) + { + $valueFlag = false; + switch($tag) { + case 'int': + case 'i4': + $value = (int)trim($this->_currentTagContents); + $valueFlag = true; + break; + case 'double': + $value = (double)trim($this->_currentTagContents); + $valueFlag = true; + break; + case 'string': + $value = (string)trim($this->_currentTagContents); + $valueFlag = true; + break; + case 'dateTime.iso8601': + $value = new IXR_Date(trim($this->_currentTagContents)); + $valueFlag = true; + break; + case 'value': + // "If no type is indicated, the type is string." + if (trim($this->_currentTagContents) != '') { + $value = (string)$this->_currentTagContents; + $valueFlag = true; + } + break; + case 'boolean': + $value = (boolean)trim($this->_currentTagContents); + $valueFlag = true; + break; + case 'base64': + $value = base64_decode($this->_currentTagContents); + $valueFlag = true; + break; + /* Deal with stacks of arrays and structs */ + case 'data': + case 'struct': + $value = array_pop($this->_arraystructs); + array_pop($this->_arraystructstypes); + $valueFlag = true; + break; + case 'member': + array_pop($this->_currentStructName); + break; + case 'name': + $this->_currentStructName[] = trim($this->_currentTagContents); + break; + case 'methodName': + $this->methodName = trim($this->_currentTagContents); + break; + } + + if ($valueFlag) { + if (count($this->_arraystructs) > 0) { + // Add value to struct or array + if ($this->_arraystructstypes[count($this->_arraystructstypes)-1] == 'struct') { + // Add to struct + $this->_arraystructs[count($this->_arraystructs)-1][$this->_currentStructName[count($this->_currentStructName)-1]] = $value; + } else { + // Add to array + $this->_arraystructs[count($this->_arraystructs)-1][] = $value; + } + } else { + // Just add as a parameter + $this->params[] = $value; + } + } + $this->_currentTagContents = ''; + } +} diff --git a/wp-includes/IXR/class-IXR-request.php b/wp-includes/IXR/class-IXR-request.php new file mode 100644 index 0000000..b00687b --- /dev/null +++ b/wp-includes/IXR/class-IXR-request.php @@ -0,0 +1,54 @@ +<?php + +/** + * IXR_Request + * + * @package IXR + * @since 1.5.0 + */ +class IXR_Request +{ + var $method; + var $args; + var $xml; + + /** + * PHP5 constructor. + */ + function __construct($method, $args) + { + $this->method = $method; + $this->args = $args; + $this->xml = <<<EOD +<?xml version="1.0"?> +<methodCall> +<methodName>{$this->method}</methodName> +<params> + +EOD; + foreach ($this->args as $arg) { + $this->xml .= '<param><value>'; + $v = new IXR_Value($arg); + $this->xml .= $v->getXml(); + $this->xml .= "</value></param>\n"; + } + $this->xml .= '</params></methodCall>'; + } + + /** + * PHP4 constructor. + */ + public function IXR_Request( $method, $args ) { + self::__construct( $method, $args ); + } + + function getLength() + { + return strlen($this->xml); + } + + function getXml() + { + return $this->xml; + } +} diff --git a/wp-includes/IXR/class-IXR-server.php b/wp-includes/IXR/class-IXR-server.php new file mode 100644 index 0000000..2ca657b --- /dev/null +++ b/wp-includes/IXR/class-IXR-server.php @@ -0,0 +1,220 @@ +<?php + +/** + * IXR_Server + * + * @package IXR + * @since 1.5.0 + */ +class IXR_Server +{ + var $data; + var $callbacks = array(); + var $message; + var $capabilities; + + /** + * PHP5 constructor. + */ + function __construct( $callbacks = false, $data = false, $wait = false ) + { + $this->setCapabilities(); + if ($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.'); + } + + $data = file_get_contents('php://input'); + } + $this->message = new IXR_Message($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 = <<<EOD +<methodResponse> + <params> + <param> + <value> + $resultxml + </value> + </param> + </params> +</methodResponse> + +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) + $xml = '<?xml version="1.0" encoding="'.$charset.'"?>'."\n".$xml; + else + $xml = '<?xml version="1.0"?>'."\n".$xml; + $length = strlen($xml); + header('Connection: close'); + if ($charset) + header('Content-Type: text/xml; charset='.$charset); + else + header('Content-Type: text/xml'); + header('Date: '.gmdate('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; + } +} diff --git a/wp-includes/IXR/class-IXR-value.php b/wp-includes/IXR/class-IXR-value.php new file mode 100644 index 0000000..0fd878b --- /dev/null +++ b/wp-includes/IXR/class-IXR-value.php @@ -0,0 +1,138 @@ +<?php +/** + * IXR_Value + * + * @package IXR + * @since 1.5.0 + */ +class IXR_Value { + var $data; + var $type; + + /** + * PHP5 constructor. + */ + function __construct( $data, $type = false ) + { + $this->data = $data; + if (!$type) { + $type = $this->calculateType(); + } + $this->type = $type; + if ($type == 'struct') { + // Turn all the values in the array in to new IXR_Value objects + foreach ($this->data as $key => $value) { + $this->data[$key] = new IXR_Value($value); + } + } + if ($type == 'array') { + for ($i = 0, $j = count($this->data); $i < $j; $i++) { + $this->data[$i] = new IXR_Value($this->data[$i]); + } + } + } + + /** + * PHP4 constructor. + */ + public function IXR_Value( $data, $type = false ) { + self::__construct( $data, $type ); + } + + function calculateType() + { + if ($this->data === true || $this->data === false) { + return 'boolean'; + } + if (is_integer($this->data)) { + return 'int'; + } + if (is_double($this->data)) { + return 'double'; + } + + // Deal with IXR object types base64 and date + if (is_object($this->data) && is_a($this->data, 'IXR_Date')) { + return 'date'; + } + if (is_object($this->data) && is_a($this->data, 'IXR_Base64')) { + return 'base64'; + } + + // If it is a normal PHP object convert it in to a struct + if (is_object($this->data)) { + $this->data = get_object_vars($this->data); + return 'struct'; + } + if (!is_array($this->data)) { + return 'string'; + } + + // We have an array - is it an array or a struct? + if ($this->isStruct($this->data)) { + return 'struct'; + } else { + return 'array'; + } + } + + function getXml() + { + // Return XML for this value + switch ($this->type) { + case 'boolean': + return '<boolean>'.(($this->data) ? '1' : '0').'</boolean>'; + break; + case 'int': + return '<int>'.$this->data.'</int>'; + break; + case 'double': + return '<double>'.$this->data.'</double>'; + break; + case 'string': + return '<string>'.htmlspecialchars($this->data).'</string>'; + break; + case 'array': + $return = '<array><data>'."\n"; + foreach ($this->data as $item) { + $return .= ' <value>'.$item->getXml()."</value>\n"; + } + $return .= '</data></array>'; + return $return; + break; + case 'struct': + $return = '<struct>'."\n"; + foreach ($this->data as $name => $value) { + $name = htmlspecialchars($name); + $return .= " <member><name>$name</name><value>"; + $return .= $value->getXml()."</value></member>\n"; + } + $return .= '</struct>'; + return $return; + break; + case 'date': + case 'base64': + return $this->data->getXml(); + break; + } + return false; + } + + /** + * Checks whether or not the supplied array is a struct or not + * + * @param array $array + * @return bool + */ + function isStruct($array) + { + $expected = 0; + foreach ($array as $key => $value) { + if ((string)$key !== (string)$expected) { + return true; + } + $expected++; + } + return false; + } +} |