<?php

/**

 * WP_HTTP_IXR_Client

 *

 * @package WordPress

 * @since 3.1.0

 *

 */

class WP_HTTP_IXR_Client extends IXR_Client {

	public $scheme;

	/**

	 * @var IXR_Error

	 */

	public $error;

	/**

	 * @param string $server

	 * @param string|bool $path

	 * @param int|bool $port

	 * @param int $timeout

	 */

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

		if ( ! $path ) {

			// Assume we have been given a URL instead

			$bits = parse_url($server);

			$this->scheme = $bits['scheme'];

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

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

			$this->path = !empty($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->scheme = 'http';

			$this->server = $server;

			$this->path = $path;

			$this->port = $port;

		}

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

		$this->timeout = $timeout;

	}

	public function query() {

		$args = func_get_args();

		$method = array_shift($args);

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

		$xml = $request->getXml();

		$port = $this->port ? ":$this->port" : '';

		$url = $this->scheme . '://' . $this->server . $port . $this->path;

		$args = array(

			'headers'    => array('Content-Type' => 'text/xml'),

			'user-agent' => $this->useragent,

			'body'       => $xml,

		);

		// Merge Custom headers ala #8145

			$args['headers'][$header] = $value;

			$args['timeout'] = $this->timeout;

		// Now send the request

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

		$response = wp_remote_post($url, $args);

		if ( is_wp_error($response) ) {

			$errno    = $response->get_error_code();

			$errorstr = $response->get_error_message();

			$this->error = new IXR_Error(-32300, "transport error: $errno $errorstr");

			return false;

		}

		if ( 200 != wp_remote_retrieve_response_code( $response ) ) {

			$this->error = new IXR_Error(-32301, 'transport error - HTTP status code was not 200 (' . wp_remote_retrieve_response_code( $response ) . ')');

			return false;

		}

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

		// Now parse what we've got back

		$this->message = new IXR_Message( wp_remote_retrieve_body( $response ) );

		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;

	}

}