public function it_can_add_a_converter(ConverterInterface $converter, Emitter $emitter)
{
$pHigh = EmitterInterface::P_HIGH;
$pNormal = EmitterInterface::P_NORMAL;
$pLow = EmitterInterface::P_LOW;
$converter->getSubscribedEvents()->shouldBeCalled()->willReturn(['img' => 'handleImg', 'convert.foo' => ['handleFoo', $pHigh], 'convert.bar' => ['handleBar', $pLow], 'convertfizz' => ['badFizzHandler'], 'convert..buzz' => ['badBuzzHandler']]);
$emitter->addListener('convert.img', [$converter, 'handleImg'], $pNormal)->shouldBeCalled();
$emitter->addListener('convert.foo', [$converter, 'handleFoo'], $pHigh)->shouldBeCalled();
$emitter->addListener('convert.bar', [$converter, 'handleBar'], $pLow)->shouldBeCalled();
$emitter->addListener('convert.convertfizz', [$converter, 'badFizzHandler'], $pNormal)->shouldBeCalled();
$emitter->addListener('convert..buzz', [$converter, 'badBuzzHandler'], $pNormal)->shouldBeCalled();
$this->addConverter($converter)->shouldReturn($this);
}
/**
* Register Event Listeners.
*
* @param array $appEvents
* @return void
*/
protected function loadEvents($appEvents)
{
foreach ((array) $appEvents as $appEventType => $events) {
foreach ($events as $event) {
$this->eventDispatcher->addListener($appEventType, $this->container->get($event));
}
}
}
public function testDecoratingRenderedOutputInAfterRenderEvent()
{
$mock = $this->getMockRenderer('foobar');
$dispatcher = new Emitter();
$dispatcher->addListener(EventTriggeringRenderer::AFTER_RENDER_EVENT, function ($event) {
$event->setOutput($event->getOutput() . ' + called from event');
});
$renderer = new EventTriggeringRenderer($mock, $dispatcher);
$text = $renderer->render('some source');
$this->assertSame('foobar + called from event', $text);
}
public function testResponseReady()
{
$emitter = new Emitter();
$callback = function ($event, $parms) {
$this->assertInstanceOf(Response::class, $parms['response']);
};
$emitter->addListener('response_ready', CallbackListener::fromCallable($callback));
$api = new Server($emitter);
$api->registerServiceLoader(new DirectoryServiceLoader(__DIR__ . '/services', '\\TestApi'));
$request = Request::create('/v1/test/123', 'GET');
$response = $api->run($request);
}
public function register(ContainerInterface $container)
{
$config = $this->getConfig();
$container['events'] = function () use($config) {
$emitter = new Emitter();
foreach ($config['listeners'] as $event => $eventListeners) {
foreach ($eventListeners as $eventListener) {
$emitter->addListener($event, $eventListener);
}
}
return $emitter;
};
}
/**
* Inform ContentEvent of our ModifyContentListener in order to transform the content body attribute
* from Markdown to HTML.
*
* @param \League\Event\Emitter $event
*/
protected function registerEventListeners(Emitter $event)
{
$event->addListener('ContentEvent', new ContentListener());
}
/**
* @param BoardFactory $boardFactory
*
* @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
* @throws \React\Socket\ConnectionException
*/
public function run(BoardFactory $boardFactory)
{
$emitter = new Emitter();
$wamp = new WampConnector($emitter);
$webSocket = new \React\Socket\Server($this->eventLoop);
$webSocket->listen(self::SOCKET_LISTEN_PORT, '0.0.0.0');
$board = $boardFactory->initialize();
new IoServer(new HttpServer(new WsServer(new WampServer($wamp))), $webSocket);
$emitter->addListener(QuestionSubscriptionEvent::class, function (QuestionSubscriptionEvent $event) use($wamp, $board) {
$wamp->onQuestionSubscribe($board->getCategories(), $event->getSessionId());
});
$emitter->addListener(ContestantScoreSubscriptionEvent::class, function (ContestantScoreSubscriptionEvent $event) use($wamp, $board) {
$wamp->onContestantScoreSubscription($board->getContestants(), $event->getSessionId());
});
$emitter->addListener(BuzzerStatusSubscriptionEvent::class, function (BuzzerStatusSubscriptionEvent $event) use($wamp, $board) {
$wamp->onBuzzerStatusChange($board->getBuzzerStatus(), [], [$event->getSessionId()]);
});
$emitter->addListener(BuzzerResolutionEvent::class, function (BuzzerResolutionEvent $event) use($wamp) {
//TODO Store this event
echo 'Buzzer Resolution: ' . $event->getResolution()->getContestant()->getName() . " buzzed in ({$event->getResolution()->getTime()}ms)\n";
$wamp->onBuzzerResolution($event->getResolution());
});
$emitter->addListener(QuestionAnswerEvent::class, function (QuestionAnswerEvent $event) use($wamp, $board, $emitter) {
try {
$questionAnswer = $event->getQuestionAnswer();
$board->addScore($questionAnswer->getContestant(), $questionAnswer->getRealValue());
$wamp->onQuestionAnswer($questionAnswer);
} catch (ContestantNotFoundException $exception) {
echo $exception->getMessage();
// TODO handle exception
}
if ($questionAnswer->isCorrect()) {
$emitter->emit(new QuestionDismissalEvent(new QuestionDismissal($questionAnswer->getCategory(), $questionAnswer->getValue())));
return;
}
$emitter->emit(new BuzzerStatusChangeEvent(new BuzzerStatus(true)));
});
$emitter->addListener(QuestionDisplayRequestEvent::class, function (QuestionDisplayRequestEvent $event) use($wamp, $board) {
try {
$question = $board->getQuestionByCategoryAndValue($event->getCategoryName(), $event->getValue());
$question->setUsed();
$wamp->onQuestionDisplay($question, $event->getCategoryName());
} catch (QuestionNotFoundException $exception) {
//TODO log this somewhere.
echo "Error occured, could not find question in category: {$event->getCategoryName()} valued at: {$event->getValue()}";
}
});
$emitter->addListener(DailyDoubleBetEvent::class, function (DailyDoubleBetEvent $event) use($wamp, $board) {
try {
$question = $board->getQuestionByCategoryAndValue($event->getCategory(), $event->getValue());
} catch (QuestionNotFoundException $e) {
// TODO
}
$wamp->onDailyDoubleBetRecieved($question, $event->getCategory(), $event->getBet());
});
$emitter->addListener(QuestionDismissalEvent::class, function (QuestionDismissalEvent $event) use($wamp, $board) {
$dismissal = $event->getDismissal();
$wamp->onQuestionDismiss($dismissal);
});
$emitter->addListener(BuzzReceivedEvent::class, function (BuzzReceivedEvent $event) use($board, $emitter) {
if (!$board->getBuzzerStatus()->isActive()) {
// The buzzer isn't active, so there's nothing to do.
return;
}
if ($board->getResolver()->isEmpty()) {
// If this is the first buzz, then we want to resolve it after the timeout.
$this->eventLoop->addTimer($this->buzzer_resolve_timeout, function () use($board, $emitter) {
$resolution = $board->resolveBuzzes();
$emitter->emit(new BuzzerResolutionEvent($resolution));
});
}
// TODO store this event
echo 'Buzz in (' . $event->getContestant()->getName() . '): ' . $event->getDifference() . "ms \n";
$board->getResolver()->addBuzz($event);
});
$emitter->addListener(BuzzerStatusChangeEvent::class, function (BuzzerStatusChangeEvent $event) use($wamp, $board) {
$board->setBuzzerStatus($event->getBuzzerStatus());
$wamp->onBuzzerStatusChange($event->getBuzzerStatus());
});
$emitter->addListener(FinalJeopardyCategoryRequest::class, function (FinalJeopardyCategoryRequest $event) use($wamp, $board) {
$wamp->onFinalJeopardyRequest('category', $board->getFinalJeopardyClue());
});
$emitter->addListener(FinalJeopardyClueRequest::class, function (FinalJeopardyClueRequest $event) use($wamp, $board) {
$wamp->onFinalJeopardyBetCollectionRequest();
// We're going to wait for a set time
//TODO this doesn't work for some reason in every case, so we simply don't close the acceptance of responses.
$this->eventLoop->addTimer($this->final_jeopardy_collection_timeout, function () use($wamp, $board) {
if (!$board->getFinalJeopardy()->hasAllBets()) {
//TODO logging
echo "Did not recieve all bets.\n";
$missingbets = $board->getFinalJeopardy()->getMissingBets();
$missingbets = implode(', ', $missingbets);
echo "Require bets from: {$missingbets}\n";
}
$wamp->onFinalJeopardyRequest('clue', $board->getFinalJeopardyClue());
});
});
$emitter->addListener(ContestantScoreChangeEvent::class, function (ContestantScoreChangeEvent $event) use($wamp, $board) {
try {
$board->addScore(new Contestant($event->getContestant()), $event->getScoreChange());
} catch (ContestantNotFoundException $e) {
//TODO
}
$contestant = $board->getContestants()->first(function ($key, Contestant $contestant) use($event) {
return $contestant->getName() === $event->getContestant();
});
$wamp->onContestantScoreUpdate($contestant);
});
$emitter->addListener(FinalJeopardyBetEvent::class, function (FinalJeopardyBetEvent $event) use($wamp, $board) {
$finalJeopardy = $board->getFinalJeopardy();
$finalJeopardy->setBet($event->getContestant(), $event->getBet());
});
$emitter->addListener(FinalJeopardyAnswerRequest::class, function (FinalJeopardyAnswerRequest $event) use($wamp, $board) {
$wamp->onFinalJeopardyAnswerCollectionRequest();
$this->eventLoop->addTimer($this->final_jeopardy_collection_timeout, function () use($wamp, $board) {
if (!$board->getFinalJeopardy()->hasAllAnswers()) {
//TODO logging
echo "Did not receive all final jeopardy answers!\n";
$missingAnswers = $board->getFinalJeopardy()->getMissingAnswers();
$missingAnswers = implode(', ', $missingAnswers);
echo "Require answers from: {$missingAnswers}\n";
}
$wamp->onFinalJeopardyRequest('answer', $board->getFinalJeopardyClue());
});
});
$emitter->addListener(FinalJeopardyAnswerEvent::class, function (FinalJeopardyAnswerEvent $event) use($wamp, $board) {
$finalJeopardy = $board->getFinalJeopardy();
if ($finalJeopardy->hasAnswer($event->getContestant())) {
//TODO logging
echo "{$event->getContestant()} has already submitted a final answer";
return;
}
$finalJeopardy->setAnswer($event->getContestant(), $event->getAnswer());
});
$emitter->addListener(FinalJeopardyResponseRequest::class, function (FinalJeopardyResponseRequest $event) use($wamp, $board) {
$finalJeopardy = $board->getFinalJeopardy();
if (!$finalJeopardy->hasAnswer($event->getContestant())) {
//TODO logging
$response = new FinalJeopardyQuestionResponse($event->getContestant(), 0, 'No answer, Troy');
$wamp->onFinalJeopardyResponse($response);
return;
}
$wamp->onFinalJeopardyResponse($finalJeopardy->getResponse($event->getContestant()));
});
$this->eventLoop->run();
}
/**
* Add a listener
*
* @param string event name
* @param mixed listener a closure or FQCN
* @param int priority, default = 0
* @return void
*/
public function listen($name, $listener, $priority = EmitterInterface::P_NORMAL)
{
self::$emitter->addListener($name, $listener, $priority);
}
/**
* @see AbstractDispatcherAdapter::on
*/
public function on($name, callable $listener, $priority = 0)
{
$this->emitter->addListener($name, $listener, $priority);
return $this;
}
/**
* @param \League\Event\Emitter $event
*/
protected function registerEventListeners(Emitter $event)
{
$event->addListener('RouterEvent', function ($event) {
$event->router->addRoute('GET', '/{fileId:[a-zA-Z0-9_\\-\\/]*}.json', 'Songbird\\Package\\Jsonable\\Handler::__invoke');
}, 100);
}
/**
* @dataProvider eventEmitterProxyData
*/
public function testEventEmitArguments($engineMethod, $eventType)
{
$emitter = new Emitter();
$actual = null;
$emitter->addListener($eventType, function (...$args) use(&$actual) {
array_shift($args);
// we expect the first argument to be an event
$actual = $args;
});
$engine = new ExtraEventEmitArgs($this->mockPluginManager, $emitter);
if ($eventType === Engine::EXCEPTION_THROWN_EVENT) {
$engine->onAppExecute(function () {
throw new \Exception();
});
}
$engine->run();
$this->assertSame([$engine, 1, 'foo', 'bar'], $actual);
}
/**
* {@inheritdoc}
*/
public function on(Input $input, State $currentState, Listener $listener, int $priority = Emitter::P_NORMAL)
{
$this->emitter->addListener($this->getEventName('on', $input, $currentState), $listener, $priority);
}
/**
* Add an event listener to the event emitter
*
* @param string $eventName Event name
* @param callable $listener Callable function or method
*/
public function addEventListener($eventName, callable $listener)
{
$this->eventEmitter->addListener($eventName, $listener);
}
use League\Event\Emitter;
use League\Event\AbstractEvent;
use League\Event\CallbackListener;
use Monolog\Logger;
use Monolog\Handler\StreamHandler;
// Setup a logger
$log = new Logger('API');
$log->pushHandler(new StreamHandler('/tmp/api_log.txt', Logger::WARNING));
// We are interested in some events generated by the server
$emitter = new Emitter();
// This will be emitted right before control is dispatched to the actual service
$callback = function (AbstractEvent $event, $param = null) use($log) {
// In the real world, you would (for an example) validate OAuth2 headers here
$log->addNotice(serialize($param));
};
$emitter->addListener('dispatch', CallbackListener::fromCallable($callback));
// This will be emitted when an exception is going to be processed and "converted" into JSON
$callback = function ($event, $param) use($log) {
$log->addError($param['exception']->getMessage());
};
$emitter->addListener('exception', CallbackListener::fromCallable($callback));
// This will be emitted when an PHP error (warning, notice, fatal) has happened and the processing
$callback = function ($event, $errorStr) use($log) {
$log->addWarning($errorStr);
};
$emitter->addListener('error', CallbackListener::fromCallable($callback));
// Create the actual REST server
$api = new Server($emitter);
// Use the built-in error handlers that prevent any default PHP behavior and ensure all errors are
// cleanly returned as JSON. For logging purposes you should use the event listeners
$api->registerErrorHandlers();
public function testControllerMustReturnResponse()
{
$req = (new Request())->withMethod('GET')->withUri(new Uri('http://test.example.com'));
$resolved = new ResolvedRoute($req, function () {
return 'not a response';
}, StatusCodes::OK);
$this->mockRouter->expects($this->once())->method('match')->with($this->isInstanceOf(ServerRequestInterface::class))->willReturn($resolved);
$emitter = new EventEmitter();
$actual = [null, null];
$emitter->addListener(Engine::EXCEPTION_THROWN_EVENT, function (ExceptionThrownEvent $event) use(&$actual) {
$actual = [get_class($event->getException()), $event->getException()->getMessage()];
});
$this->runEngine($this->getMockedEngine(null, $emitter), $req, false);
list($actualType, $actualMsg) = $actual;
$expectedExcType = InvalidTypeException::class;
$expectedMsg = "Controller MUST return an instance of Psr\\Http\\Message\\ResponseInterface, \"string\" was returned.";
$this->assertSame($expectedExcType, $actualType);
$this->assertSame($expectedMsg, $actualMsg);
}
/**
* The thread's run() method that runs asynchronously.
*
* @link http://www.php.net/manual/en/thread.run.php
*/
public function run()
{
// register a shutdown handler for controlled shutdown
register_shutdown_function(array(&$this, 'shutdown'));
// we need the autloader again
require SERVER_AUTOLOADER;
// create the service emitter
$emitter = new Emitter();
// load the bootstrap configuration
/** @var \AppserverIo\Appserver\Core\Api\Node\BootstrapNodeInterface $bootstrapNode */
$bootstrapNode = $this->doLoadBootstrap($this->getBootstrapConfigurationFilename());
// iterate over the listeners and add them to the emitter
/** @var \AppserverIo\Appserver\Core\Api\Node\ListenerNodeInterface $listener */
foreach ($bootstrapNode->getListeners() as $listener) {
// load the listener class name
$listenerClassName = $listener->getType();
// create a new instance of the listener class
/** @var \League\Event\ListenerInterface $listenerInstance */
$listenerInstance = new $listenerClassName();
// query whether we've to inject the application server instance or not
if ($listenerInstance instanceof ApplicationServerAwareListenerInterface) {
$listenerInstance->injectApplicationServer($this);
}
// add the listeners
$emitter->addListener($listener->getEvent(), $listenerInstance);
}
// synchronize the emitter
$this->emitter = $emitter;
// override the default runlevel with the value found in the bootstrap configuration
$this->runlevel = $this->runlevelFromString($bootstrapNode->getDefaultRunlevel());
// flag to keep the server running or to stop it
$keepRunning = true;
// initialize the actual runlevel with -1
$actualRunlevel = -1;
// start with the default runlevel
$this->init(null, $this->runlevel);
do {
try {
switch ($this->command) {
case InitCommand::COMMAND:
// copy command params -> the requested runlevel in that case
$this->runlevel = $this->params;
if ($this->runlevel == ApplicationServerInterface::REBOOT) {
// backup the runlevel
$backupRunlevel = $actualRunlevel;
// shutdown the application server
for ($i = $actualRunlevel; $i >= ApplicationServerInterface::SHUTDOWN; $i--) {
$this->emitter->emit(sprintf('leave.runlevel.%s', $this->runlevelToString($i)), $i);
// stop the services of the PREVIOUS runlevel
$this->doStopServices($i + 1);
}
// switch back to the runlevel we backed up before
for ($z = ApplicationServerInterface::SHUTDOWN; $z <= $backupRunlevel; $z++) {
$this->emitter->emit(sprintf('enter.runlevel.%s', $this->runlevelToString($z)), $z);
}
// set the runlevel to the one before we restart
$actualRunlevel = $backupRunlevel;
// reset the runlevel and the params
$this->runlevel = $this->params = $actualRunlevel;
} elseif ($actualRunlevel == ApplicationServerInterface::SHUTDOWN) {
// we want to shutdown the application server
$keepRunning = false;
} elseif ($actualRunlevel < $this->runlevel) {
// switch to the requested runlevel
for ($i = $actualRunlevel + 1; $i <= $this->runlevel; $i++) {
$this->emitter->emit(sprintf('enter.runlevel.%s', $this->runlevelToString($i)), $i);
}
// set the new runlevel
$actualRunlevel = $this->runlevel;
} elseif ($actualRunlevel > $this->runlevel) {
// switch down to the requested runlevel
for ($i = $actualRunlevel; $i >= $this->runlevel; $i--) {
$this->emitter->emit(sprintf('leave.runlevel.%s', $this->runlevelToString($i)), $i);
// stop the services of the PREVIOUS runlevel
$this->doStopServices($i + 1);
}
// set the new runlevel
$actualRunlevel = $this->runlevel;
} else {
// signal that we've finished switching the runlevels and wait
$this->locked = false;
$this->command = null;
// print a message and wait
$this->getSystemLogger()->info(sprintf('Switched to runlevel %s!!!', $actualRunlevel));
// wait for a new command
$this->synchronized(function ($self) {
$self->wait();
}, $this);
}
break;
case ModeCommand::COMMAND:
// switch the application server mode
$this->doSwitchSetupMode($this->params, $this->getConfigurationFilename());
// singal that we've finished setting umask and wait
$this->locked = false;
$this->command = null;
// wait for a new command
$this->synchronized(function ($self) {
$self->wait();
}, $this);
break;
case DoctrineCommand::COMMAND:
// execute the Doctrine command
$this->result = $this->doDoctrine($this->params);
// singal that we've finished setting umask and wait
$this->locked = false;
$this->command = null;
// wait for a new command
$this->synchronized(function ($self) {
$self->wait();
}, $this);
break;
default:
// print a message and wait
$this->getSystemLogger()->info('Can\'t find any command!!!');
// singal that we've finished setting umask and wait
$this->locked = false;
// wait for a new command
$this->synchronized(function ($self) {
$self->wait();
}, $this);
break;
}
} catch (\Exception $e) {
$this->getSystemLogger()->error($e->getMessage());
}
} while ($keepRunning);
}
/**
* Loads the events emitter
*
* @param Container $container
* @return Emitter
*/
private function loadEvents(Container $container)
{
$events = (require_once __DIR__ . '/../config/events.php');
$emitter = new Emitter();
foreach ($events as $event) {
$emitter->addListener($event['name'], $event['listener'], isset($event['priority']) ? $event['priority'] : 0);
}
return $emitter;
}
/**
* Add an event listener to the event emitter
*
* @param string $eventName Event name
* @param callable $listener Callable function or method
* @param int $priority Priority of event listener
*/
public function addEventListener($eventName, callable $listener, $priority = Emitter::P_NORMAL)
{
$this->eventEmitter->addListener($eventName, $listener, $priority);
}
