/**
* Returns a new AMQPWriter or mutates the provided $pkt
*
* @param string $channel
* @param int $class_id
* @param int $weight
* @param int $body_size
* @param string $packed_properties
* @param string $body
* @param AMQPWriter $pkt
* @return AMQPWriter
*/
public function prepare_content($channel, $class_id, $weight, $body_size, $packed_properties, $body, $pkt = null)
{
if (empty($pkt)) {
$pkt = new AMQPWriter();
}
// Content already prepared ?
$key_cache = sprintf('%s|%s|%s|%s', $channel, $packed_properties, $class_id, $weight);
if (!isset($this->prepare_content_cache[$key_cache])) {
$w = new AMQPWriter();
$w->write_octet(2);
$w->write_short($channel);
$w->write_long(mb_strlen($packed_properties, 'ASCII') + 12);
$w->write_short($class_id);
$w->write_short($weight);
$this->prepare_content_cache[$key_cache] = $w->getvalue();
if (count($this->prepare_content_cache) > $this->prepare_content_cache_max_size) {
reset($this->prepare_content_cache);
$old_key = key($this->prepare_content_cache);
unset($this->prepare_content_cache[$old_key]);
}
}
$pkt->write($this->prepare_content_cache[$key_cache]);
$pkt->write_longlong($body_size);
$pkt->write($packed_properties);
$pkt->write_octet(0xce);
// memory efficiency: walk the string instead of biting
// it. good for very large packets (close in size to
// memory_limit setting)
$position = 0;
$bodyLength = mb_strlen($body, 'ASCII');
while ($position < $bodyLength) {
$payload = mb_substr($body, $position, $this->frame_max - 8, 'ASCII');
$position += $this->frame_max - 8;
$pkt->write_octet(3);
$pkt->write_short($channel);
$pkt->write_long(mb_strlen($payload, 'ASCII'));
$pkt->write($payload);
$pkt->write_octet(0xce);
}
return $pkt;
}
/**
* returns a new AMQPWriter or mutates the provided $pkt
*
* @param string $channel
* @param int $class_id
* @param int $weight
* @param int $body_size
* @param string $packed_properties
* @param string $body
* @param AMQPWriter $pkt
* @return AMQPWriter
*/
public function prepare_content($channel, $class_id, $weight, $body_size, $packed_properties, $body, $pkt = null)
{
if (empty($pkt)) {
$pkt = new AMQPWriter();
}
// Content already prepared ?
$key_cache = "{$channel}|{$packed_properties}|{$class_id}|{$weight}";
if (!isset($this->prepare_content_cache[$key_cache])) {
$w = new AMQPWriter();
$w->write_octet(2);
$w->write_short($channel);
$w->write_long(mb_strlen($packed_properties, 'ASCII') + 12);
$w->write_short($class_id);
$w->write_short($weight);
$this->prepare_content_cache[$key_cache] = $w->getvalue();
if (count($this->prepare_content_cache) > $this->prepare_content_cache_max_size) {
reset($this->prepare_content_cache);
$old_key = key($this->prepare_content_cache);
unset($this->prepare_content_cache[$old_key]);
}
}
$pkt->write($this->prepare_content_cache[$key_cache]);
$pkt->write_longlong($body_size);
$pkt->write($packed_properties);
$pkt->write_octet(0xce);
while ($body) {
$bodyStart = $this->frame_max - 8;
$payload = mb_substr($body, 0, $bodyStart, 'ASCII');
$body = mb_substr($body, $bodyStart, mb_strlen($body, 'ASCII') - $bodyStart, 'ASCII');
$pkt->write_octet(3);
$pkt->write_short($channel);
$pkt->write_long(mb_strlen($payload, 'ASCII'));
$pkt->write($payload);
$pkt->write_octet(0xce);
}
return $pkt;
}
/**
* @param integer $delivery_tag
* @param boolean $multiple
* @param boolean $requeue
* @return array
*/
public function basicNack($delivery_tag = 0, $multiple = false, $requeue = true)
{
$writer = new AMQPWriter();
$writer->write_longlong($delivery_tag);
$writer->write_bits(array($multiple, $requeue));
return array(60, 120, $writer);
}
public function testInteger($integer_1, $integer_2, $integer_3, $integer_4, $operation)
{
$args = new AMQPWriter();
$args->write_octet($integer_1);
$args->write_short($integer_2);
$args->write_long($integer_3);
$args->write_longlong($integer_4);
$args->write_octet($operation);
return array(120, 10, $args);
}
public function send_content($channel, $class_id, $weight, $body_size, $packed_properties, $body)
{
$pkt = new AMQPWriter();
$pkt->write_octet(2);
$pkt->write_short($channel);
$pkt->write_long(strlen($packed_properties) + 12);
$pkt->write_short($class_id);
$pkt->write_short($weight);
$pkt->write_longlong($body_size);
$pkt->write($packed_properties);
$pkt->write_octet(0xce);
$pkt = $pkt->getvalue();
$this->write($pkt);
while ($body) {
$payload = substr($body, 0, $this->frame_max - 8);
$body = substr($body, $this->frame_max - 8);
$pkt = new AMQPWriter();
$pkt->write_octet(3);
$pkt->write_short($channel);
$pkt->write_long(strlen($payload));
$pkt->write($payload);
$pkt->write_octet(0xce);
$pkt = $pkt->getvalue();
$this->write($pkt);
}
}
/**
* returns a new AMQPWriter or mutates the provided $pkt
*/
public function prepare_content($channel, $class_id, $weight, $body_size, $packed_properties, $body, $pkt = null)
{
if (empty($pkt)) {
$pkt = new AMQPWriter();
}
$pkt->write_octet(2);
$pkt->write_short($channel);
$pkt->write_long(strlen($packed_properties) + 12);
$pkt->write_short($class_id);
$pkt->write_short($weight);
$pkt->write_longlong($body_size);
$pkt->write($packed_properties);
$pkt->write_octet(0xce);
while ($body) {
$payload = substr($body, 0, $this->frame_max - 8);
$body = substr($body, $this->frame_max - 8);
$pkt->write_octet(3);
$pkt->write_short($channel);
$pkt->write_long(strlen($payload));
$pkt->write($payload);
$pkt->write_octet(0xce);
}
return $pkt;
}
public function basicNack($delivery_tag = 0, $multiple = false, $requeue = true)
{
$args = new AMQPWriter();
$args->write_longlong($delivery_tag);
$args->write_bit($multiple);
$args->write_bit($requeue);
return array(60, 120, $args);
}
public function basicReject($delivery_tag, $requeue)
{
$args = new AMQPWriter();
$args->write_longlong($delivery_tag)->write_bit($requeue);
return $args;
}
