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<?php
namespace IXR\Client;
use IXR\Message\Error;
use IXR\Message\Message;
use IXR\Request\Request;
/**
* IXR_Client
*
* @package IXR
* @since 1.5.0
*
*/
class Client
{
protected $server;
protected $port;
protected $path;
protected $useragent;
protected $response;
/** @var bool|Message */
protected $message = false;
protected $debug = false;
/** @var int Connection timeout in seconds */
protected $timeout;
/** @var null|int Timeout for actual data transfer; in seconds */
protected $timeout_io = null;
protected $headers = [];
/**
* @var null|Error
*
* Storage place for an error message
*/
private $error = null;
public function __construct($server, $path = false, $port = 80, $timeout = 15, $timeout_io = null)
{
if (!$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;
$this->timeout_io = $timeout_io;
}
public function query()
{
$args = func_get_args();
$method = array_shift($args);
$request = new Request($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) {
try {
$fp = fsockopen($this->server, $this->port, $errno, $errstr, $this->timeout);
} catch (\Exception $e) {
$fp = false;
}
} else {
try {
$fp = fsockopen($this->server, $this->port, $errno, $errstr);
} catch (\Exception $e) {
$fp = false;
}
}
if (!$fp) {
return $this->handleError(-32300, 'transport error - could not open socket');
}
if (null !== $this->timeout_io) {
stream_set_timeout($fp, $this->timeout_io);
}
fputs($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) {
return $this->handleError(-32300, 'transport error - HTTP status code was not 200');
}
$gotFirstLine = true;
}
if (trim($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
$this->message = new Message($contents);
if (!$this->message->parse()) {
// XML error
return $this->handleError(-32700, 'Parse error. Message not well formed');
}
// Is the message a fault?
if ($this->message->messageType == 'fault') {
return $this->handleError($this->message->faultCode, $this->message->faultString);
}
// Message must be OK
return true;
}
public function getResponse()
{
// methodResponses can only have one param - return that
return $this->message->params[0];
}
public function isError()
{
return (is_object($this->error));
}
protected function handleError($errorCode, $errorMessage)
{
$this->error = new Error($errorCode, $errorMessage);
return false;
}
public function getError()
{
return $this->error;
}
public function getErrorCode()
{
return $this->error->code;
}
public function getErrorMessage()
{
return $this->error->message;
}
/**
* Gets the current timeout set for data transfer
* @return int|null
*/
public function getTimeoutIo()
{
return $this->timeout_io;
}
/**
* Sets the timeout for data transfer
* @param int $timeout_io
* @return $this
*/
public function setTimeoutIo($timeout_io)
{
$this->timeout_io = $timeout_io;
}
}
|
