public function __construct($reply_code, $reply_text, $method_sig)
{
parent::__construct($reply_text, $reply_code);
$this->amqp_reply_code = $reply_code;
// redundant, but kept for BC
$this->amqp_reply_text = $reply_text;
// redundant, but kept for BC
$this->amqp_method_sig = $method_sig;
$ms = MiscHelper::methodSig($method_sig);
$mn = isset(AbstractChannel::$GLOBAL_METHOD_NAMES[$ms]) ? AbstractChannel::$GLOBAL_METHOD_NAMES[$ms] : ($mn = "");
$this->args = array($reply_code, $reply_text, $method_sig, $mn);
}
/**
* @param string $reply_code
* @param int $reply_text
* @param array $method_sig
*/
public function __construct($reply_code, $reply_text, $method_sig)
{
parent::__construct($reply_text, $reply_code);
$this->amqp_reply_code = $reply_code;
// redundant, but kept for BC
$this->amqp_reply_text = $reply_text;
// redundant, but kept for BC
$this->amqp_method_sig = $method_sig;
$ms = MiscHelper::methodSig($method_sig);
$protocolClass = AbstractChannel::$PROTOCOL_CONSTANTS_CLASS;
$mn = isset($protocolClass::$GLOBAL_METHOD_NAMES[$ms]) ? $protocolClass::$GLOBAL_METHOD_NAMES[$ms] : ($mn = '');
$this->args = array($reply_code, $reply_text, $method_sig, $mn);
}
/**
* returns a new AMQPWriter or mutates the provided $pkt
*/
protected function prepare_channel_method_frame($channel, $method_sig, $args = "", $pkt = null)
{
if ($args instanceof AMQPWriter) {
$args = $args->getvalue();
}
if (empty($pkt)) {
$pkt = new AMQPWriter();
}
$pkt->write_octet(1);
$pkt->write_short($channel);
$pkt->write_long(mb_strlen($args, 'ASCII') + 4);
// 4 = length of class_id and method_id
// in payload
$pkt->write_short($method_sig[0]);
// class_id
$pkt->write_short($method_sig[1]);
// method_id
$pkt->write($args);
$pkt->write_octet(0xce);
if ($this->debug) {
$PROTOCOL_CONSTANTS_CLASS = self::$PROTOCOL_CONSTANTS_CLASS;
MiscHelper::debug_msg("< " . MiscHelper::methodSig($method_sig) . ": " . $PROTOCOL_CONSTANTS_CLASS::$GLOBAL_METHOD_NAMES[MiscHelper::methodSig($method_sig)]);
}
return $pkt;
}
/**
* 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;
}
}
}
protected function send_channel_method_frame($channel, $method_sig, $args = "")
{
if ($args instanceof AMQPWriter) {
$args = $args->getvalue();
}
$pkt = new AMQPWriter();
$pkt->write_octet(1);
$pkt->write_short($channel);
$pkt->write_long(strlen($args) + 4);
// 4 = length of class_id and method_id
// in payload
$pkt->write_short($method_sig[0]);
// class_id
$pkt->write_short($method_sig[1]);
// method_id
$pkt->write($args);
$pkt->write_octet(0xce);
$pkt = $pkt->getvalue();
$this->write($pkt);
if ($this->debug) {
MiscHelper::debug_msg("< " . MiscHelper::methodSig($method_sig) . ": " . AbstractChannel::$GLOBAL_METHOD_NAMES[MiscHelper::methodSig($method_sig)]);
}
}
