/**
* Waits for a frame from the server
*
* @param int $timeout
* @return array
* @throws \Exception
* @throws \PhpAmqpLib\Exception\AMQPTimeoutException
* @throws \PhpAmqpLib\Exception\AMQPRuntimeException
*/
protected function wait_frame($timeout = 0)
{
if (is_null($this->input)) {
$this->setIsConnected(false);
throw new AMQPRuntimeException('Broken pipe or closed connection');
}
$currentTimeout = $this->input->getTimeout();
$this->input->setTimeout($timeout);
try {
// frame_type + channel_id + size
$this->wait_frame_reader->reuse($this->input->read(AMQPReader::OCTET + AMQPReader::SHORT + AMQPReader::LONG));
$frame_type = $this->wait_frame_reader->read_octet();
$channel = $this->wait_frame_reader->read_short();
$size = $this->wait_frame_reader->read_long();
// payload + ch
$this->wait_frame_reader->reuse($this->input->read(AMQPReader::OCTET + (int) $size));
$payload = $this->wait_frame_reader->read($size);
$ch = $this->wait_frame_reader->read_octet();
} catch (AMQPTimeoutException $e) {
$this->input->setTimeout($currentTimeout);
throw $e;
}
$this->input->setTimeout($currentTimeout);
if ($ch != 0xce) {
throw new AMQPRuntimeException(sprintf('Framing error, unexpected byte: %x', $ch));
}
return array($frame_type, $channel, $payload);
}
/**
* @return AMQPMessage
* @throws \PhpAmqpLib\Exception\AMQPRuntimeException
*/
public function wait_content()
{
list($frame_type, $payload) = $this->next_frame();
$this->validate_header_frame($frame_type);
$this->wait_content_reader->reuse(mb_substr($payload, 0, 12, 'ASCII'));
// $payload_reader = new AMQPReader(substr($payload,0,12));
$class_id = $this->wait_content_reader->read_short();
$weight = $this->wait_content_reader->read_short();
$body_size = $this->wait_content_reader->read_longlong();
//hack to avoid creating new instances of AMQPReader;
$this->msg_property_reader->reuse(mb_substr($payload, 12, mb_strlen($payload, 'ASCII') - 12, 'ASCII'));
$msg = new AMQPMessage();
$msg->load_properties($this->msg_property_reader);
$msg->body_size = $body_size;
list($msg_body, $is_truncated) = $this->build_msg_body($body_size);
$msg->body = $msg_body;
$msg->is_truncated = $is_truncated;
if ($this->auto_decode && isset($msg->content_encoding)) {
try {
$msg->body = $msg->body->decode($msg->content_encoding);
} catch (\Exception $e) {
$this->debug->debug_msg('Ignoring body decoding exception: ' . $e->getMessage());
}
}
return $msg;
}
/**
* @return AMQPMessage
* @throws \PhpAmqpLib\Exception\AMQPRuntimeException
*/
public function wait_content()
{
list($frame_type, $payload) = $this->next_frame();
$this->validate_header_frame($frame_type);
$this->wait_content_reader->reuse(mb_substr($payload, 0, 12, 'ASCII'));
// $payload_reader = new AMQPReader(substr($payload,0,12));
$class_id = $this->wait_content_reader->read_short();
$weight = $this->wait_content_reader->read_short();
//hack to avoid creating new instances of AMQPReader;
$this->msg_property_reader->reuse(mb_substr($payload, 12, mb_strlen($payload, 'ASCII') - 12, 'ASCII'));
return $this->createMessage($this->msg_property_reader, $this->wait_content_reader);
}
/**
* @dataProvider propertiesDataProvider
*/
public function testSerializeProperties(array $expected, array $properties)
{
/** @var AMQPReader $reader */
$reader = new AMQPReader(null);
/** @var AMQPMessage $message */
$message = new AMQPMessage('', $properties);
/** @var string $encodedData */
$encodedData = $message->serialize_properties();
// Bypasses the network part and injects the encoded data into the reader
$reader->reuse($encodedData);
// Injects the reader into the message
$message->load_properties($reader);
$this->assertEquals($expected, $message->get_properties());
}
/**
* @return AMQPMessage
* @throws \PhpAmqpLib\Exception\AMQPRuntimeException
*/
public function wait_content()
{
$frm = $this->next_frame();
$frame_type = $frm[0];
$payload = $frm[1];
if ($frame_type != 2) {
throw new AMQPRuntimeException('Expecting Content header');
}
$this->wait_content_reader->reuse(mb_substr($payload, 0, 12, 'ASCII'));
// $payload_reader = new AMQPReader(substr($payload,0,12));
$class_id = $this->wait_content_reader->read_short();
$weight = $this->wait_content_reader->read_short();
$body_size = $this->wait_content_reader->read_longlong();
//hack to avoid creating new instances of AMQPReader;
$this->msg_property_reader->reuse(mb_substr($payload, 12, mb_strlen($payload, 'ASCII') - 12, 'ASCII'));
$msg = new AMQPMessage();
$msg->load_properties($this->msg_property_reader);
$msg->body_size = $body_size;
$body_parts = array();
$body_received = 0;
while (bccomp($body_size, $body_received, 0) == 1) {
$frm = $this->next_frame();
$frame_type = $frm[0];
$payload = $frm[1];
if ($frame_type != 3) {
$PROTOCOL_CONSTANTS_CLASS = self::$PROTOCOL_CONSTANTS_CLASS;
throw new AMQPRuntimeException(sprintf('Expecting Content body, received frame type %s (%s)', $frame_type, $PROTOCOL_CONSTANTS_CLASS::$FRAME_TYPES[$frame_type]));
}
$body_received = bcadd($body_received, mb_strlen($payload, 'ASCII'), 0);
if (!is_null($this->body_size_max) && $body_received > $this->body_size_max) {
$msg->is_truncated = true;
continue;
}
$body_parts[] = $payload;
}
$msg->body = implode('', $body_parts);
if ($this->auto_decode && isset($msg->content_encoding)) {
try {
$msg->body = $msg->body->decode($msg->content_encoding);
} catch (\Exception $e) {
if ($this->debug) {
MiscHelper::debug_msg('Ignoring body decoding exception: ' . $e->getMessage());
}
}
}
return $msg;
}
