client.php

<?php

error_reporting(E_ALL);

/**
 * Very basic websocket client.
 * Supporting handshake from drafts:
 *	draft-hixie-thewebsocketprotocol-76
 *	draft-ietf-hybi-thewebsocketprotocol-00
 *
 * @author Simon Samtleben <web@lemmingzshadow.net>
 * @version 2011-09-15
 */

class WebsocketClient
{
	private $_Socket = null;

	public function __construct($host, $port, $token)
	{
		$this->_connect($host, $port, $token);
	}

	public function __destruct()
	{
		$this->_disconnect();
	}

	public function sendData($data)
	{
		// send actual data:
		fwrite($this->_Socket, "\x00" . $data . "\xff" ) or die('Error:' . $errno . ':' . $errstr);
		$wsData = fread($this->_Socket, 2000);
		$retData = trim($wsData,"\x00\xff");
		return $retData;
	}

	private function _connect($host, $port, $token)
	{
		$key = base64_encode(($this->_generateRandomString(32)));

		$header = "";

		$header .= "GET /?token={$token} HTTP/1.1\r\n";
		$header .= "Host: {$host}:{$port}\r\n";
		$header .= "Upgrade: websocket\r\n";
		$header .= "Connection: Upgrade\r\n";
		$header .= "Sec-WebSocket-Key: {$key}\r\n";
		$header .= "Sec-WebSocket-Protocol: chat, superchat\r\n";
		$header .= "Sec-WebSocket-Version: 13\r\n";
		$header .= "Origin: http://hs.byll.com.br\r\n";

		$header .= "\r\n";


		$this->_Socket = fsockopen($host, $port, $errno, $errstr, 2);
		fwrite($this->_Socket, $header) or die('Error: ' . $errno . ':' . $errstr);
		$response = fread($this->_Socket, 2000);

		print_r($response);

		/**
		 * @todo: check response here. Currently not implemented cause "2 key handshake" is already deprecated.
		 * See: http://en.wikipedia.org/wiki/WebSocket#WebSocket_Protocol_Handshake
		 */

		return true;
	}

	private function _disconnect()
	{
		fclose($this->_Socket);
	}

	private function _generateRandomString($length = 10, $addSpaces = true, $addNumbers = true)
	{
		$characters = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"§$%&/()=[]{}';
		$useChars = array();
		// select some random chars:
		for($i = 0; $i < $length; $i++)
		{
			$useChars[] = $characters[mt_rand(0, strlen($characters)-1)];
		}
		// add spaces and numbers:
		if($addSpaces === true)
		{
			array_push($useChars, ' ', ' ', ' ', ' ', ' ', ' ');
		}
		if($addNumbers === true)
		{
			array_push($useChars, rand(0,9), rand(0,9), rand(0,9));
		}
		shuffle($useChars);
		$randomString = trim(implode('', $useChars));
		$randomString = substr($randomString, 0, $length);
		return $randomString;
	}
}

$WebSocketClient = new WebsocketClient('69.163.242.219', 8888, '5624c7d1f10b1');
echo $WebSocketClient->sendData('1337');
unset($WebSocketClient);