<?php
require '../../vendor/autoload.php';
use CrystalPlanet\Redshift\Redshift;
use CrystalPlanet\Redshift\Stream\Stream;
Redshift::run(function () {
$stream = stream_socket_server('tcp://0.0.0.0:9000');
stream_set_blocking($stream, 0);
$server = new Stream($stream);
while (true) {
$client = (yield $server->executeAsyncRead('stream_socket_accept'));
async(function ($client) {
$data = "HTTP/1.1 200 OK\r\nContent-Length: 13\r\n\r\nHello World!\n";
fwrite($client, $data);
fclose($client);
}, $client);
}
});
/**
* Asynchronously removes a message from the channel.
*/
public function take()
{
Redshift::async(function ($channel) {
(yield $channel->read());
}, $this);
}
use CrystalPlanet\Redshift\Channel\Channel;
function fibonacci($c, $quit)
{
$x = 0;
$y = 1;
while (true) {
list($value, $channel) = (yield Channel::any([$c, $x], $quit));
switch ($channel) {
case $c:
$tmp = $x + $y;
$x = $y;
$y = $tmp;
break;
case $quit:
echo $value;
return;
}
}
}
Redshift::run(function () {
$c = new Channel();
$quit = new Channel();
async(function ($c, $quit) {
for ($i = 0; $i < 10; ++$i) {
$n = (yield $c->read());
echo "{$n}\n";
}
(yield $quit->write("Quit\n"));
}, $c, $quit);
(yield fibonacci($c, $quit));
});
/**
* Alias for Redshift::async().
* Schedules the $callback for asynchronous execution.
*
* @param callable $callback
* @param mixed ...$args Arguments to be supplied to the $callback
* at the time of execution.
*/
function async(callable $callback, ...$args)
{
Redshift::async($callback, ...$args);
}
/**
* Returns a channel on which a signal will be written after
* the specified time.
*
* @param int $milliseconds
* @return Channel
*/
public static function after($milliseconds)
{
$channel = new Channel();
Redshift::async(new Timeout($milliseconds, $channel));
return $channel;
}
<?php
require_once '../../vendor/autoload.php';
use CrystalPlanet\Redshift\Redshift;
use CrystalPlanet\Redshift\Channel\Channel;
Redshift::run(function () {
$channel = new Channel();
// Write 'foo' to a channel
(yield $channel->write('foo'));
// Read 'foo' from a channel
$message = (yield $channel->read());
// Print 'foo'
echo $message . PHP_EOL;
});
