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<?php
/**
* - Start this consumer in one window by calling: php demo/basic_nack.php
* - Then on a separate window publish a message like this: php demo/amqp_publisher.php good
* that message should be "ack'ed"
* - Then publish a message like this: php demo/amqp_publisher.php bad
* that message should be "nack'ed"
*/
include(__DIR__ . '/config.php');
use PhpAmqpLib\Connection\AMQPStreamConnection;
use PhpAmqpLib\Exchange\AMQPExchangeType;
$exchange = 'router';
$queue = 'msgs';
$consumerTag = 'consumer';
$connection = new AMQPStreamConnection(HOST, PORT, USER, PASS, VHOST);
$channel = $connection->channel();
$channel->queue_declare($queue, false, true, false, false);
$channel->exchange_declare($exchange, AMQPExchangeType::DIRECT, false, true, false);
$channel->queue_bind($queue, $exchange);
/**
* @param \PhpAmqpLib\Message\AMQPMessage $message
*/
function process_message($message)
{
if ($message->body == 'good') {
$message->ack();
} else {
$message->nack();
}
// Send a message with the string "quit" to cancel the consumer.
if ($message->body === 'quit') {
$message->getChannel()->basic_cancel($message->getConsumerTag());
}
}
$channel->basic_consume($queue, $consumerTag, false, false, false, false, 'process_message');
/**
* @param \PhpAmqpLib\Channel\AMQPChannel $channel
* @param \PhpAmqpLib\Connection\AbstractConnection $connection
*/
function shutdown($channel, $connection)
{
$channel->close();
$connection->close();
}
register_shutdown_function('shutdown', $channel, $connection);
// Loop as long as the channel has callbacks registered
$channel->consume();
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