public function handle(Request $request, array $args) : \Generator
{
$html = $this->app->getRenderer()->render('sitemap.xml', ['lastmod' => date('c', filemtime(__DIR__ . '/../../templates/index.mustache')), 'articles' => $this->app->getArticleStore()->getIterator()]);
$sink = new MemorySink();
yield from $sink->end($html);
return new BasicResponse(200, ['Content-Type' => 'application/xml', 'Content-Length' => $sink->getLength()], $sink);
}
public function handle(Request $request, array $args) : \Generator
{
$html = $this->app->getRenderer()->render('blog', ['articles' => $this->app->getArticleStore()->getIterator()]);
$sink = new MemorySink();
yield from $sink->end($html);
return new BasicResponse(200, ['Content-Type' => 'text/html', 'Content-Length' => $sink->getLength()], $sink);
}
/**
* Handles an incoming HTTP request and dispatches it to the appropriate action.
*
* @param Request $request The HTTP request message.
* @param Socket $socket The client socket connection.
*
* @return \Generator
*
* @resolve \Icicle\Http\Message\Response The appropriate HTTP response.
*/
public function onRequest(Request $request, Socket $socket) : \Generator
{
$dispatched = $this->app->getDispatcher()->dispatch($request->getMethod(), $request->getUri()->getPath());
switch ($dispatched[0]) {
case FastRoute\Dispatcher::NOT_FOUND:
// no route found
$randomStr = '';
for ($i = 0; $i < 1000; ++$i) {
$char = chr(mt_rand(32, 126));
if ($char !== '<') {
$randomStr .= $char;
}
}
$html = $this->app->getRenderer()->render('404', ['randomStr' => $randomStr]);
$sink = new MemorySink();
yield from $sink->end($html);
return new BasicResponse(404, ['Content-Type' => 'text/html', 'Content-Length' => $sink->getLength()], $sink);
case FastRoute\Dispatcher::METHOD_NOT_ALLOWED:
// HTTP request method not allowed
$sink = new MemorySink();
yield from $sink->end('405 Method Not Allowed');
return new BasicResponse(405, ['Content-Type' => 'text/plain', 'Content-Length' => $sink->getLength()], $sink);
case FastRoute\Dispatcher::FOUND:
// route was found
$action = new $dispatched[1]($this->app);
$response = (yield from $action->handle($request, $dispatched[2]));
return $response;
default:
throw new \RuntimeException('Invalid router state');
}
}
/**
* {@inheritdoc}
*/
public function createResponse(Application $application, Request $request, Socket $socket) : Response
{
if (!$request->hasHeader('Sec-WebSocket-Key')) {
$sink = new MemorySink('No WebSocket key header provided.');
return new BasicResponse(Response::BAD_REQUEST, ['Connection' => 'close', 'Content-Length' => $sink->getLength()], $sink);
}
$headers = ['Connection' => 'upgrade', 'Upgrade' => 'websocket', 'Sec-WebSocket-Accept' => $this->responseKey(trim($request->getHeader('Sec-WebSocket-Key')))];
if ($application instanceof SubProtocol) {
$protocol = $application->selectSubProtocol(array_map('trim', explode(',', $request->getHeader('Sec-WebSocket-Protocol'))));
if (strlen($protocol)) {
$headers['Sec-WebSocket-Protocol'] = $protocol;
}
}
/*
$extensions = $application->selectExtensions(
array_map('trim', explode(',', $request->getHeader('Sec-WebSocket-Extensions')))
);
if (!empty($extensions)) {
$headers['Sec-WebSocket-Extensions'] = $extensions;
}
*/
$response = new BasicResponse(Response::SWITCHING_PROTOCOLS, $headers);
$connection = $this->createConnection($response, $socket, false);
return new WebSocketResponse($application, $connection, $response);
}
public function handle(Request $request, array $args) : \Generator
{
$article = $this->app->getArticleStore()->getBySlug(substr($request->getUri()->getPath(), 1));
$html = $this->app->getRenderer()->render('article', ['article' => $article]);
$sink = new MemorySink();
yield from $sink->end($html);
return new BasicResponse(200, ['Content-Type' => 'text/html', 'Content-Length' => $sink->getLength()], $sink);
}
public function handle(Request $request, array $args) : \Generator
{
$manager = $this->app->getAssetManager();
$sink = new MemorySink();
if (!$manager->exists($args['asset'])) {
yield from $sink->end('404 Resource Not Found');
return new BasicResponse(404, ['Content-Type' => 'text/plain', 'Content-Length' => $sink->getLength()], $sink);
}
yield from $sink->end($manager->getBytes($args['asset']));
return new BasicResponse(200, ['Content-Type' => $manager->getMimeType($args['asset']), 'Content-Length' => $sink->getLength()], $sink);
}
public function handle(Request $request, array $args) : \Generator
{
if (isset($args['category'])) {
$articles = $this->app->getArticleStore()->getByCategory($args['category']);
} else {
$articles = $this->app->getArticleStore()->getIterator();
}
$html = $this->app->getRenderer()->render('feed.atom', ['updated' => Carbon::now(), 'articles' => $articles]);
$sink = new MemorySink();
yield from $sink->end($html);
return new BasicResponse(200, ['Content-Type' => 'application/xml', 'Content-Length' => $sink->getLength()], $sink);
}
/**
* {@inheritdoc}
*/
public function createResponse(Application $application, Request $request, Socket $socket) : Response
{
if ($request->getMethod() !== 'GET') {
$sink = new MemorySink('Only GET requests allowed for WebSocket connections.');
return new BasicResponse(Response::METHOD_NOT_ALLOWED, ['Connection' => 'close', 'Upgrade' => 'websocket', 'Content-Length' => $sink->getLength(), 'Content-Type' => 'text/plain'], $sink);
}
if (!in_array('upgrade', array_map('trim', explode(',', strtolower($request->getHeader('Connection')))), true) || strtolower($request->getHeader('Upgrade')) !== 'websocket') {
$sink = new MemorySink('Must upgrade to WebSocket connection for requested resource.');
return new BasicResponse(Response::UPGRADE_REQUIRED, ['Connection' => 'close', 'Upgrade' => 'websocket', 'Content-Length' => $sink->getLength(), 'Content-Type' => 'text/plain'], $sink);
}
if (!$this->protocol->isProtocol($request)) {
$sink = new MemorySink('Unsupported protocol version.');
return new BasicResponse(Response::UPGRADE_REQUIRED, ['Connection' => 'close', 'Content-Length' => $sink->getLength(), 'Content-Type' => 'text/plain', 'Upgrade' => 'websocket', 'Sec-WebSocket-Version' => $this->getSupportedVersions()], $sink);
}
return $this->protocol->createResponse($application, $request, $socket);
}
<?php
require __DIR__ . "/../vendor/autoload.php";
use AsyncPHP\Icicle\Database\ManagerFactory;
use Icicle\Http\Message\RequestInterface;
use Icicle\Http\Message\Response;
use Icicle\Http\Server\Server;
use Icicle\Loop;
use Icicle\Socket\SocketInterface;
use Icicle\Stream\MemorySink;
$factory = new ManagerFactory();
$manager = $factory->create(require __DIR__ . "/config.php");
$server = new Server(function (RequestInterface $request, SocketInterface $socket) use($manager) {
try {
(yield $manager->table("test")->delete());
for ($i = 0; $i < 5; $i++) {
(yield $manager->table("test")->insert(["text" => "foo"]));
}
$result = (yield $manager->table("test")->select()->get());
} catch (Exception $e) {
die($e->getMessage());
}
$sink = new MemorySink();
(yield $sink->end(count($result)));
$response = new Response(200, ["Content-type" => "text/plain", "Content-length" => $sink->getLength()], $sink);
(yield $response);
});
$server->listen(8000);
Loop\run();
<?php
use Icicle\Http\Client\Client;
use Icicle\Http\Message\RequestInterface;
use Icicle\Http\Message\Response;
use Icicle\Http\Message\ResponseInterface;
use Icicle\Socket\SocketInterface;
use Icicle\Stream\MemorySink;
$collector->addRoute("GET", "/", function (RequestInterface $request, SocketInterface $socket) {
$stream = new MemorySink();
(yield $stream->end("hello world"));
(yield new Response(200, ["content-type" => "text/html", "content-length" => $stream->getLength()], $stream));
});
$collector->addRoute("GET", "/test", function (RequestInterface $request, SocketInterface $socket) {
$client = new Client();
/** @var ResponseInterface $response */
$response = (yield $client->request("GET", "http://jsonplaceholder.typicode.com/posts/1"));
$stream1 = $response->getBody();
$stream2 = new MemorySink();
while ($stream1->isReadable()) {
$data = (yield $stream1->read());
(yield $stream2->write($data));
}
(yield $stream2->end());
(yield new Response(200, ["content-type" => "text/html", "content-length" => $stream2->getLength()], $stream2));
});
public function onHttp(Request $request, Socket $socket) : Generator
{
$stream = new MemorySink();
yield from $stream->end("\n <script>\n var socket = new WebSocket('ws://127.0.0.1:8888/socket');\n\n socket.addEventListener('open', function() {\n console.log(arguments);\n });\n\n socket.addEventListener('message', function() {\n console.log(arguments);\n });\n\n socket.addEventListener('error', function() {\n console.log(arguments);\n });\n\n socket.addEventListener('close', function() {\n console.log(arguments);\n });\n </script>\n ");
(yield new BasicResponse(200, ["Content-Type" => "text/html", "Content-Length" => $stream->getLength()], $stream));
}
use Icicle\Socket\SocketInterface;
use Icicle\Stream\MemorySink;
$cache = new MemoryDriver();
$server = new Server(function (RequestInterface $request, SocketInterface $socket) use($cache) {
try {
$cached = (yield $cache->get("foo"));
if (!$cached) {
$cached = (yield $cache->set("foo", function () {
$client = new Client();
/** @var ResponseInterface $response */
$response = (yield $client->request("GET", "https://icicle.io/"));
$data = "";
$stream = $response->getBody();
while ($stream->isReadable()) {
$data .= (yield $stream->read());
}
(yield $data);
}));
}
$stream = new MemorySink();
(yield $stream->end($cached));
$response = new Response(200, ["content-type" => "text/html", "content-length" => $stream->getLength()], $stream);
(yield $response);
$stream = null;
$response = null;
} catch (Exception $e) {
print $e->getMessage();
}
});
$server->listen(8000);
Loop\run();
/**
* @coroutine
*
* @param int $code
*
* @return \Generator
*
* @resolve \Icicle\Http\Message\Response
*/
protected function createDefaultErrorResponse(int $code) : \Generator
{
$sink = new MemorySink(sprintf('%d Error', $code));
$headers = ['Connection' => 'close', 'Content-Type' => 'text/plain', 'Content-Length' => $sink->getLength()];
return new BasicResponse($code, $headers, $sink);
yield;
// Unreachable, but makes method a coroutine.
}