IXR_Client::query( $args ): bool

68    function query( ...$args )69    {70        $method = array_shift($args);71        $request = new IXR_Request($method, $args);72        $length = $request->getLength();73        $xml = $request->getXml();74        $r = "\r\n";75        $request  = "POST {$this->path} HTTP/1.0$r";76 77        // Merged from WP #8145 - allow custom headers78        $this->headers['Host']          = $this->server;79        $this->headers['Content-Type']  = 'text/xml';80        $this->headers['User-Agent']    = $this->useragent;81        $this->headers['Content-Length']= $length;82 83        foreach( $this->headers as $header => $value ) {84            $request .= "{$header}: {$value}{$r}";85        }86        $request .= $r;87 88        $request .= $xml;89 90        // Now send the request91        if ($this->debug) {92            echo '<pre class="ixr_request">'.htmlspecialchars($request)."\n</pre>\n\n";93        }94 95        if ($this->timeout) {96            $fp = @fsockopen($this->server, $this->port, $errno, $errstr, $this->timeout);97        } else {98            $fp = @fsockopen($this->server, $this->port, $errno, $errstr);99        }100        if (!$fp) {101            $this->error = new IXR_Error(-32300, 'transport error - could not open socket');102            return false;103        }104        fputs($fp, $request);105        $contents = '';106        $debugContents = '';107        $gotFirstLine = false;108        $gettingHeaders = true;109        while (!feof($fp)) {110            $line = fgets($fp, 4096);111            if (!$gotFirstLine) {112                // Check line for '200'113                if (strstr($line, '200') === false) {114                    $this->error = new IXR_Error(-32300, 'transport error - HTTP status code was not 200');115                    return false;116                }117                $gotFirstLine = true;118            }119            if (trim($line) == '') {120                $gettingHeaders = false;121            }122            if (!$gettingHeaders) {123            	// merged from WP #12559 - remove trim124                $contents .= $line;125            }126            if ($this->debug) {127            	$debugContents .= $line;128            }129        }130        if ($this->debug) {131            echo '<pre class="ixr_response">'.htmlspecialchars($debugContents)."\n</pre>\n\n";132        }133 134        // Now parse what we've got back135        $this->message = new IXR_Message($contents);136        if (!$this->message->parse()) {137            // XML error138            $this->error = new IXR_Error(-32700, 'parse error. not well formed');139            return false;140        }141 142        // Is the message a fault?143        if ($this->message->messageType == 'fault') {144            $this->error = new IXR_Error($this->message->faultCode, $this->message->faultString);145            return false;146        }147