/**
* return a failed message
*/
protected function basic_return($args, $msg)
{
$reply_code = $args->read_short();
$reply_text = $args->read_shortstr();
$exchange = $args->read_shortstr();
$routing_key = $args->read_shortstr();
if (!is_null($this->basic_return_callback)) {
call_user_func_array($this->basic_return_callback, array($reply_code, $reply_text, $exchange, $routing_key, $msg));
} elseif ($this->debug) {
MiscHelper::debug_msg("Skipping unhandled basic_return message");
}
}
/**
* Wait for some expected AMQP methods and dispatch to them.
* Unexpected methods are queued up for later calls to this PHP
* method.
*
* @param array $allowed_methods
* @param bool $non_blocking
* @param int $timeout
* @return mixed
*/
public function wait($allowed_methods = null, $non_blocking = false, $timeout = 0)
{
$PROTOCOL_CONSTANTS_CLASS = self::$PROTOCOL_CONSTANTS_CLASS;
if ($allowed_methods && $this->debug) {
MiscHelper::debug_msg("waiting for " . implode(", ", $allowed_methods));
} elseif ($this->debug) {
MiscHelper::debug_msg("waiting for any method");
}
//Process deferred methods
foreach ($this->method_queue as $qk => $queued_method) {
if ($this->debug) {
MiscHelper::debug_msg("checking queue method " . $qk);
}
$method_sig = $queued_method[0];
if ($allowed_methods == null || in_array($method_sig, $allowed_methods)) {
unset($this->method_queue[$qk]);
if ($this->debug) {
MiscHelper::debug_msg("Executing queued method: {$method_sig}: " . $PROTOCOL_CONSTANTS_CLASS::$GLOBAL_METHOD_NAMES[MiscHelper::methodSig($method_sig)]);
}
return $this->dispatch($queued_method[0], $queued_method[1], $queued_method[2]);
}
}
// No deferred methods? wait for new ones
while (true) {
$frm = $this->next_frame($timeout);
$frame_type = $frm[0];
$payload = $frm[1];
if ($frame_type != 1) {
throw new AMQPRuntimeException("Expecting AMQP method, received frame type: {$frame_type} (" . $PROTOCOL_CONSTANTS_CLASS::$FRAME_TYPES[$frame_type] . ")");
}
if (mb_strlen($payload, 'ASCII') < 4) {
throw new AMQPOutOfBoundsException("Method frame too short");
}
$method_sig_array = unpack("n2", mb_substr($payload, 0, 4, 'ASCII'));
$method_sig = "" . $method_sig_array[1] . "," . $method_sig_array[2];
$args = mb_substr($payload, 4, mb_strlen($payload, 'ASCII') - 4, 'ASCII');
if ($this->debug) {
MiscHelper::debug_msg("> {$method_sig}: " . $PROTOCOL_CONSTANTS_CLASS::$GLOBAL_METHOD_NAMES[MiscHelper::methodSig($method_sig)]);
}
if (in_array($method_sig, $PROTOCOL_CONSTANTS_CLASS::$CONTENT_METHODS)) {
$content = $this->wait_content();
} else {
$content = null;
}
if ($allowed_methods == null || in_array($method_sig, $allowed_methods) || in_array($method_sig, $PROTOCOL_CONSTANTS_CLASS::$CLOSE_METHODS)) {
return $this->dispatch($method_sig, $args, $content);
}
// Wasn't what we were looking for? save it for later
if ($this->debug) {
MiscHelper::debug_msg("Queueing for later: {$method_sig}: " . $PROTOCOL_CONSTANTS_CLASS::$GLOBAL_METHOD_NAMES[MiscHelper::methodSig($method_sig)]);
}
$this->method_queue[] = array($method_sig, $args, $content);
if ($non_blocking) {
break;
}
}
}
/**
* start connection negotiation
*
* @param AMQPReader $args
*/
protected function connection_start($args)
{
$this->version_major = $args->read_octet();
$this->version_minor = $args->read_octet();
$this->server_properties = $args->read_table();
$this->mechanisms = explode(" ", $args->read_longstr());
$this->locales = explode(" ", $args->read_longstr());
if ($this->debug) {
MiscHelper::debug_msg(sprintf("Start from server, version: %d.%d, properties: %s, mechanisms: %s, locales: %s", $this->version_major, $this->version_minor, self::dump_table($this->server_properties), implode(', ', $this->mechanisms), implode(', ', $this->locales)));
}
}
/**
* Overrides parent method and creates messages of type \Mopsy\Message
* instead of AMQPMessage to gain extra functionality
*
* (non-PHPdoc)
* @see \PhpAmqpLib\Channel\AbstractChannel::wait_content()
*
* @return Message|\PhpAmqpLib\Message\AMQPMessage
*
* @throws \PhpAmqpLib\Exception\AMQPRuntimeException
*/
public function wait_content()
{
$frame = $this->next_frame();
$frame_type = $frame[0];
$payload = $frame[1];
if ($frame_type != 2) {
throw new AMQPRuntimeException("Expecting Content header");
}
/* @var $payload_reader \PhpAmqpLib\Wire\AMQPReader */
$payload_reader = $this->container->newInstance('PhpAmqpLib\\Wire\\AMQPReader', array(substr($payload, 0, 12)));
// read_short() is like readline
// calls must be made - but assignment is not used
$payload_reader->read_short();
// $class_id =
$payload_reader->read_short();
// $weight =
$body_size = $payload_reader->read_longlong();
/* @var $msg Message */
$msg = $this->container->newInstance('Mopsy\\Message', array(array()));
$msg->load_properties(substr($payload, 12));
$body_parts = array();
$body_received = 0;
while (bccomp($body_size, $body_received) == 1) {
$frame = $this->next_frame();
$frame_type = $frame[0];
$payload = $frame[1];
if ($frame_type != 3) {
throw new AMQPRuntimeException("Expecting Content body, received frame type {$frame_type} (" . self::$FRAME_TYPES[$frame_type] . ")");
}
$body_parts[] = $payload;
$body_received = bcadd($body_received, strlen($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;
}