/**
* Callback called when new headers are found on the stream.
*
* @access public
* @param string $data
* @return void
*/
public function on_headers($data)
{
if ($this->_server->config('VERBOSE') >= 2) {
file_put_contents($this->_server->config('LOG_FILE'), "REQUEST HEADERS\t" . $this->_start . ":\r\n\r\n" . $data . "\r\n", FILE_APPEND);
}
list($start_line, $data) = explode("\r\n", $data, 2);
list($method, $uri, $version) = explode(' ', $start_line);
// Make sure this is an HTTP request.
if (strpos($version, 'HTTP/') !== 0) {
return;
}
// Parse the headers.
$headers = HTTPHeaders::parse($data);
// Check for a WebSocket upgrade.
if ($headers->has('Upgrade') && strtolower($headers->get('Upgrade')) == 'websocket') {
$this->_request = new WSRequest($this, $method, $uri, $version, $headers, $this->_address);
if ($headers->has('Sec-WebSocket-Key1') && $headers->has('Sec-WebSocket-Key2')) {
$this->_stream->read_bytes(8, array($this, 'on_finish_handshake_v76'));
} else {
//missed parameter for function handshake
$this->write($this->_request->handshake());
call_user_func($this->_request_callback, $this->_request);
$this->_stream->read_until(chr(255), array($this, 'on_request_body'));
}
} else {
$this->_request = new HTTPRequest($this, $method, $uri, $version, $headers, $this->_address);
}
// Increment the request count.
++$this->_request_count;
// Stop the connection from being closed if this is a keep alive request.
if (!empty($this->_keep_alive_timeoutid)) {
$this->_server->get_loop()->remove_timeout($this->_keep_alive_timeoutid);
}
// Check for a request body.
$content_length = $headers->get('Content-Length');
if ($content_length) {
if ($content_length > IOStream::MAX_BUFFER_SIZE) {
throw new OverflowException('Content-Length too long');
}
if ($headers->get('Expect') == '100-continue') {
$this->_stream->write("HTTP/1.0 100 (Continue)\r\n\r\n");
}
$this->_stream->read_bytes($content_length, array($this, 'on_request_body'));
} elseif (!$this->_request instanceof WSRequest) {
call_user_func($this->_request_callback, $this->_request);
}
}
/**
* Copy all data from the current stream to the specified one
*
* @param IOStream $dest
* @return this
*/
public function pipe(IOStream $dest)
{
$this->on('data', function ($data, $src) use($dest) {
$dest->write($data);
});
return $this;
}