<?php

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/**

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* IXR_Client

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*

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* @package IXR

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* @since 1.5.0

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*

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*/

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class IXR_Client

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{

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var $server;

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var $port;

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var $path;

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var $useragent;

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var $response;

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var $message = false;

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var $debug = false;

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var $timeout;

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var $headers = array();

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// Storage place for an error message

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var $error = false;

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/**

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* PHP5 constructor.

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*/

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function __construct( $server, $path = false, $port = 80, $timeout = 15 )

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{

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if (!$path) {

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// Assume we have been given a URL instead

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$bits = parse_url($server);

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$this->server = $bits['host'];

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$this->port = isset($bits['port']) ? $bits['port'] : 80;

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$this->path = isset($bits['path']) ? $bits['path'] : '/';

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// Make absolutely sure we have a path

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if (!$this->path) {

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$this->path = '/';

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}

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if ( ! empty( $bits['query'] ) ) {

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$this->path .= '?' . $bits['query'];

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}

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} else {

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$this->server = $server;

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$this->path = $path;

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$this->port = $port;

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}

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$this->useragent = 'The Incutio XML-RPC PHP Library';

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$this->timeout = $timeout;

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}

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/**

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* PHP4 constructor.

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*/

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public function IXR_Client( $server, $path = false, $port = 80, $timeout = 15 ) {

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self::__construct( $server, $path, $port, $timeout );

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}

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/**

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* @since 1.5.0

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* @since 5.5.0 Formalized the existing `...$args` parameter by adding it

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* to the function signature.

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*

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* @return bool

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*/

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function query( ...$args )

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{

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$method = array_shift($args);

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$request = new IXR_Request($method, $args);

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$length = $request->getLength();

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$xml = $request->getXml();

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$r = "\r\n";

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$request = "POST {$this->path} HTTP/1.0$r";

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// Merged from WP #8145 - allow custom headers

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$this->headers['Host'] = $this->server;

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$this->headers['Content-Type'] = 'text/xml';

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$this->headers['User-Agent'] = $this->useragent;

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$this->headers['Content-Length']= $length;

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foreach( $this->headers as $header => $value ) {

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$request .= "{$header}: {$value}{$r}";

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}

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$request .= $r;

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$request .= $xml;

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// Now send the request

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if ($this->debug) {

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echo '<pre class="ixr_request">'.htmlspecialchars($request)."\n</pre>\n\n";

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}

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if ($this->timeout) {

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$fp = @fsockopen($this->server, $this->port, $errno, $errstr, $this->timeout);

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} else {

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$fp = @fsockopen($this->server, $this->port, $errno, $errstr);

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}

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if (!$fp) {

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$this->error = new IXR_Error(-32300, 'transport error - could not open socket');

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return false;

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}

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fputs($fp, $request);

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$contents = '';

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$debugContents = '';

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$gotFirstLine = false;

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$gettingHeaders = true;

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while (!feof($fp)) {

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$line = fgets($fp, 4096);

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if (!$gotFirstLine) {

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// Check line for '200'

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if (strstr($line, '200') === false) {

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$this->error = new IXR_Error(-32300, 'transport error - HTTP status code was not 200');

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return false;

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}

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$gotFirstLine = true;

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}

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if (trim($line) == '') {

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$gettingHeaders = false;

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}

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if (!$gettingHeaders) {

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// merged from WP #12559 - remove trim

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$contents .= $line;

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}

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if ($this->debug) {

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$debugContents .= $line;

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}

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}

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if ($this->debug) {

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echo '<pre class="ixr_response">'.htmlspecialchars($debugContents)."\n</pre>\n\n";

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}

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// Now parse what we've got back

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$this->message = new IXR_Message($contents);

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if (!$this->message->parse()) {

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// XML error

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$this->error = new IXR_Error(-32700, 'parse error. not well formed');

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return false;

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}

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// Is the message a fault?

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if ($this->message->messageType == 'fault') {

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$this->error = new IXR_Error($this->message->faultCode, $this->message->faultString);

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return false;

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}

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// Message must be OK

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return true;

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}

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function getResponse()

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{

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// methodResponses can only have one param - return that

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return $this->message->params[0];

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}

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function isError()

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{

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return (is_object($this->error));

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}

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function getErrorCode()

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{

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return $this->error->code;

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}

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function getErrorMessage()

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{

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return $this->error->message;

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}

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}

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