/**
* Read frame
* @return bool|Frame
*/
public function read($timeout = 0)
{
$this->setTimeout($timeout);
$this->isConnected();
// as per protocol COMMAND is 1st \n terminated then headers also \n terminated
// COMMAND and header block are seperated by a blank line.
$headers_rows = array();
// read command and headers
while (($line = @fgets($this->_socket)) !== false) {
$headers_rows[] = $line;
if (rtrim($line) === '') {
break;
}
}
if (count($headers_rows) > 0) {
$command = trim($headers_rows[0]);
unset($headers_rows[0]);
$headers = Frame::extractHeaders($headers_rows);
$response = '';
if (!isset($headers[Frame::CONTENT_LENGTH])) {
// read till we hit the end of frame marker
do {
$chunk = @fgets($this->_socket);
if ($chunk === false || strlen($chunk) === 0) {
$this->_checkSocketReadTimeout();
break;
}
if (substr($chunk, -2) === Frame::END_OF_FRAME) {
// add the chunk above to the result before returning
$response .= $chunk;
break;
}
$response .= $chunk;
} while (feof($this->_socket) === false);
} else {
// we have a content-length header set
$contentLength = $headers[Frame::CONTENT_LENGTH] + 2;
$current_pos = ftell($this->_socket);
$chunk = '';
for ($read_to = $current_pos + $contentLength; $read_to > $current_pos; $current_pos = ftell($this->_socket)) {
$chunk = fread($this->_socket, $read_to - $current_pos);
if ($chunk === false || strlen($chunk) === 0) {
$this->_checkSocketReadTimeout();
break;
}
$response .= $chunk;
// Break if the connection ended prematurely
if (feof($this->_socket)) {
break;
}
}
}
return new Frame($command, substr($response, 0, -2), $headers);
} else {
return false;
}
}
public function testParseHeaders()
{
$this->assertEquals(array('version' => '1.0'), \Stomp\Frame::extractHeaders(array('version:1.0')));
$this->assertEquals(array('server' => 'apache-apollo/1.5'), \Stomp\Frame::extractHeaders(array('server:apache-apollo/1.5')));
$this->assertEquals(array('destination' => '/queue/a', 'content-type' => 'text/plain'), \Stomp\Frame::extractHeaders(array('destination:/queue/a', 'content-type:text/plain')));
}
