/**
* serialize the 'properties' attribute (a dictionary) into the
* raw bytes making up a set of property flags and a property
* list, suitable for putting into a content frame header.
*/
public function serialize_properties()
{
$shift = 15;
$flag_bits = 0;
$flags = array();
$raw_bytes = new PhpAmqpLib_Wire_AMQPWriter();
foreach ($this->prop_types as $key => $proptype) {
if (isset($this->properties[$key])) {
$val = $this->properties[$key];
} else {
$val = null;
}
if ($val != null) {
if ($shift == 0) {
$flags[] = $flag_bits;
$flag_bits = 0;
$shift = 15;
}
$flag_bits |= 1 << $shift;
if ($proptype != "bit") {
$raw_bytes->{'write_' . $proptype}($val);
}
}
$shift -= 1;
}
$flags[] = $flag_bits;
$result = new PhpAmqpLib_Wire_AMQPWriter();
foreach ($flags as $flag_bits) {
$result->write_short($flag_bits);
}
$result->write($raw_bytes->getvalue());
return $result->getvalue();
}
/**
* Serializes the 'properties' attribute (a dictionary) into the
* raw bytes making up a set of property flags and a property
* list, suitable for putting into a content frame header.
*
* @return string
* @todo Inject the PhpAmqpLib_Wire_AMQPWriter to make the method easier to test
*/
public function serialize_properties()
{
if (!empty($this->serialized_properties)) {
return $this->serialized_properties;
}
$shift = 15;
$flag_bits = 0;
$flags = array();
$raw_bytes = new PhpAmqpLib_Wire_AMQPWriter();
foreach ($this->prop_types as $key => $prototype) {
$val = isset($this->properties[$key]) ? $this->properties[$key] : null;
// Very important: PHP type eval is weak, use the === to test the
// value content. Zero or false value should not be removed
if ($val === null) {
$shift -= 1;
continue;
}
if ($shift === 0) {
$flags[] = $flag_bits;
$flag_bits = 0;
$shift = 15;
}
$flag_bits |= 1 << $shift;
if ($prototype != 'bit') {
$raw_bytes->{'write_' . $prototype}($val);
}
$shift -= 1;
}
$flags[] = $flag_bits;
$result = new PhpAmqpLib_Wire_AMQPWriter();
foreach ($flags as $flag_bits) {
$result->write_short($flag_bits);
}
$result->write($raw_bytes->getvalue());
$this->serialized_properties = $result->getvalue();
return $this->serialized_properties;
}
public function testInteger($integer_1, $integer_2, $integer_3, $integer_4, $operation)
{
$args = new PhpAmqpLib_Wire_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, $args);
}
/**
* @return array
*/
public function basicGet($ticket = 0, $queue = '', $no_ack = false)
{
$args = new PhpAmqpLib_Wire_AMQPWriter();
$args->write_short($ticket);
$args->write_shortstr($queue);
$args->write_bits(array($no_ack));
return array(60, 70, $args);
}
/**
* Sends a heartbeat message
*/
protected function write_heartbeat()
{
$pkt = new PhpAmqpLib_Wire_AMQPWriter();
$pkt->write_octet(8);
$pkt->write_short(0);
$pkt->write_long(0);
$pkt->write_octet(0xce);
$this->write($pkt->getvalue());
}
/**
* Negotiates connection tuning parameters
*
* @param $channel_max
* @param $frame_max
* @param $heartbeat
*/
protected function x_tune_ok($channel_max, $frame_max, $heartbeat)
{
$args = new PhpAmqpLib_Wire_AMQPWriter();
$args->write_short($channel_max);
$args->write_long($frame_max);
$args->write_short($heartbeat);
$this->send_method_frame(array(10, 31), $args);
$this->wait_tune_ok = false;
}
