/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$hasValue = false;
$hasAccumulation = false;
$accumulation = $this->seed;
$hasSeed = $this->seed !== null;
$cbObserver = new CallbackObserver(function ($x) use($observer, &$hasAccumulation, &$accumulation, &$hasSeed, &$hasValue) {
$hasValue = true;
if ($hasAccumulation) {
$accumulation = call_user_func($this->tryCatch($this->accumulator), $accumulation, $x);
} else {
$accumulation = $hasSeed ? call_user_func($this->tryCatch($this->accumulator), $this->seed, $x) : $x;
$hasAccumulation = true;
}
if ($accumulation instanceof \Exception) {
$observer->onError($accumulation);
return;
}
$observer->onNext($accumulation);
}, [$observer, 'onError'], function () use($observer, &$hasValue, &$hasSeed) {
if (!$hasValue && $hasSeed) {
$observer->onNext($this->seed);
}
$observer->onCompleted();
});
return $observable->subscribe($cbObserver, $scheduler);
}
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$singleDisposable = new SingleAssignmentDisposable();
$disposable = new CompositeDisposable();
$disposable->add($singleDisposable);
$callbackObserver = new CallbackObserver(function (Observable $x) use($disposable, $scheduler, $observer) {
if ($this->hasCurrent) {
return;
}
$this->hasCurrent = true;
$inner = new SingleAssignmentDisposable();
$disposable->add($inner);
$innerSub = $x->subscribe(new CallbackObserver([$observer, "onNext"], [$observer, "onError"], function () use($disposable, $inner, $observer) {
$disposable->remove($inner);
$this->hasCurrent = false;
if ($this->isStopped && $disposable->count() === 1) {
$observer->onCompleted();
}
}), $scheduler);
$inner->setDisposable($innerSub);
}, [$observer, 'onError'], function () use($disposable, $observer) {
$this->isStopped = true;
if (!$this->hasCurrent && $disposable->count() === 1) {
$observer->onCompleted();
}
});
$singleDisposable->setDisposable($observable->subscribe($callbackObserver, $scheduler));
return $disposable;
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$isOpen = false;
/** @var DisposableInterface $otherDisposable */
$otherDisposable = $this->other->subscribe(new CallbackObserver(function ($x) use(&$isOpen, &$otherDisposable) {
$isOpen = true;
$otherDisposable->dispose();
}, function ($e) use($observer) {
$observer->onError($e);
}, function () use(&$otherDisposable) {
$otherDisposable->dispose();
}));
$sourceDisposable = $observable->subscribe(new CallbackObserver(function ($x) use($observer, &$isOpen) {
if ($isOpen) {
$observer->onNext($x);
}
}, function ($e) use($observer) {
$observer->onError($e);
}, function () use($observer, &$isOpen) {
if ($isOpen) {
$observer->onCompleted();
}
}));
return new CompositeDisposable([$otherDisposable, $sourceDisposable]);
}
/**
* @param ObserverInterface $observer
* @param SchedulerInterface|null $scheduler
* @return \Rx\Disposable\CompositeDisposable|\Rx\DisposableInterface
*/
public function subscribe(ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$scheduler = $scheduler ?: new ImmediateScheduler();
$key = 0;
return $scheduler->scheduleRecursive(function ($reschedule) use(&$observer, &$key) {
try {
//HHVM requires you to call next() before current()
if (defined('HHVM_VERSION')) {
$this->items->next();
$key = $this->items->key();
}
if (null === $key) {
$observer->onCompleted();
return;
}
$current = $this->items->current();
$observer->onNext($current);
if (!defined('HHVM_VERSION')) {
$this->items->next();
$key = $this->items->key();
}
$reschedule();
} catch (\Exception $e) {
$observer->onError($e);
}
});
}
public function subscribe(ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$scheduler = $scheduler ?: new ImmediateScheduler();
return $scheduler->schedule(function () use($observer) {
$observer->onCompleted();
});
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$onNext = function ($innerSource) use($observer, $scheduler) {
$innerDisposable = new SingleAssignmentDisposable();
$id = ++$this->latest;
$this->hasLatest = true;
$this->innerSubscription->setDisposable($innerDisposable);
$innerCallbackObserver = new CallbackObserver(function ($x) use($id, $observer) {
if ($this->latest === $id) {
$observer->onNext($x);
}
}, function ($e) use($id, $observer) {
if ($this->latest === $id) {
$observer->onError($e);
}
}, function () use($id, $observer) {
if ($this->latest === $id) {
$this->hasLatest = false;
if ($this->isStopped) {
$observer->onCompleted();
}
}
});
$innerSubscription = $innerSource->subscribe($innerCallbackObserver, $scheduler);
$innerDisposable->setDisposable($innerSubscription);
};
$callbackObserver = new CallbackObserver($onNext, [$observer, 'onError'], function () use($observer) {
$this->isStopped = true;
if (!$this->hasLatest) {
$observer->onCompleted();
}
});
$subscription = $observable->subscribe($callbackObserver, $scheduler);
return new BinaryDisposable($subscription, $this->innerSubscription);
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
return $observable->subscribe(new CallbackObserver(function ($data) use($observer) {
while (strlen($data) > 0) {
$frame = $this->frame;
$frame->addBuffer($data);
$data = "";
if ($frame->isCoalesced()) {
$result = $this->validator->validateFrame($frame, $this->previousFrame);
if (0 !== $result) {
$observer->onError(new WebsocketErrorException($result));
}
$data = $frame->extractOverflow();
$frame->unMaskPayload();
$observer->onNext($frame);
if ($frame->getOpcode() < 3) {
$this->previousFrame = $this->frame;
if ($frame->isFinal()) {
$this->previousFrame = null;
}
}
$this->frame = new Frame();
}
}
}, [$observer, 'onError'], [$observer, 'onCompleted']));
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$previousMax = null;
$comparing = false;
return $observable->subscribe(new CallbackObserver(function ($x) use(&$comparing, &$previousMax, $observer) {
if (!$comparing) {
$comparing = true;
$previousMax = $x;
return;
}
try {
$result = call_user_func($this->comparer, $x, $previousMax);
if ($result > 0) {
$previousMax = $x;
}
} catch (\Exception $e) {
$observer->onError($e);
}
}, [$observer, 'onError'], function () use(&$comparing, &$previousMax, $observer) {
if ($comparing) {
$observer->onNext($previousMax);
$observer->onCompleted();
return;
}
$observer->onError(new \Exception("Empty"));
}), $scheduler);
}
public function subscribe(\Rx\ObserverInterface $observer, $scheduler = null)
{
return $scheduler->scheduleRecursive(function ($reschedule) use($observer) {
$observer->onNext($this->value);
$reschedule();
});
}
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$hasCurrentKey = false;
$currentKey = null;
$cbObserver = new CallbackObserver(function ($value) use($observer, &$hasCurrentKey, &$currentKey) {
$key = $value;
if ($this->keySelector) {
try {
$key = call_user_func($this->keySelector, $value);
} catch (\Exception $e) {
return $observer->onError($e);
}
}
$comparerEquals = null;
if ($hasCurrentKey) {
try {
$comparerEquals = call_user_func($this->comparer, $currentKey, $key);
} catch (\Exception $e) {
return $observer->onError($e);
}
}
if (!$hasCurrentKey || !$comparerEquals) {
$hasCurrentKey = true;
$currentKey = $key;
$observer->onNext($value);
}
}, [$observer, 'onError'], [$observer, 'onCompleted']);
return $observable->subscribe($cbObserver, $scheduler);
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
if ($this->scheduler !== null) {
$scheduler = $this->scheduler;
}
if ($scheduler === null) {
throw new \Exception("You must use a scheduler that support non-zero delay.");
}
$lastScheduledTime = 0;
$disposable = new CompositeDisposable();
$sourceDisposable = new EmptyDisposable();
$sourceDisposable = $observable->subscribe(new CallbackObserver(function ($x) use($scheduler, $observer, &$lastScheduledTime, $disposable) {
$schedDisp = $scheduler->schedule(function () use($x, $observer, &$schedDisp, $disposable) {
$observer->onNext($x);
$disposable->remove($schedDisp);
}, $this->delay);
$disposable->add($schedDisp);
}, function ($err) use($scheduler, $observer, &$lastScheduledTime, $disposable, &$sourceDisposable) {
$disposable->remove($sourceDisposable);
$sourceDisposable->dispose();
$observer->onError($err);
}, function () use($scheduler, $observer, $disposable, &$sourceDisposable) {
$disposable->remove($sourceDisposable);
$sourceDisposable->dispose();
$schedDisp = $scheduler->schedule(function () use($observer, &$schedDisp, $disposable) {
$observer->onCompleted();
$disposable->remove($schedDisp);
}, $this->delay);
$disposable->add($schedDisp);
}), $scheduler);
$disposable->add($sourceDisposable);
return $disposable;
}
/**
* @param \Rx\ObservableInterface $observable
* @param \Rx\ObserverInterface $observer
* @param \Rx\SchedulerInterface $scheduler
* @return \Rx\DisposableInterface
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$group = new CompositeDisposable();
$isStopped = false;
$sourceSubscription = new SingleAssignmentDisposable();
$group->add($sourceSubscription);
$callbackObserver = new CallbackObserver(function (ObservableInterface $innerSource) use(&$group, &$isStopped, $observer, &$scheduler) {
$innerSubscription = new SingleAssignmentDisposable();
$group->add($innerSubscription);
$innerSubscription->setDisposable($innerSource->subscribe(new CallbackObserver(function ($nextValue) use($observer) {
$observer->onNext($nextValue);
}, function ($error) use($observer) {
$observer->onError($error);
}, function () use(&$group, &$innerSubscription, &$isStopped, $observer) {
$group->remove($innerSubscription);
if ($isStopped && $group->count() === 1) {
$observer->onCompleted();
}
}), $scheduler));
}, [$observer, 'onError'], function () use(&$group, &$isStopped, $observer) {
$isStopped = true;
if ($group->count() === 1) {
$observer->onCompleted();
}
});
$subscription = $this->sources->subscribe($callbackObserver, $scheduler);
$sourceSubscription->setDisposable($subscription);
return $group;
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$cbObserver = new CallbackObserver(function ($x) {
$this->arr[] = $x;
}, [$observer, 'onError'], function () use($observer) {
$observer->onNext($this->arr);
$observer->onCompleted();
});
return $observable->subscribe($cbObserver, $scheduler);
}
/**
* @param $socket
* @param ObserverInterface $observer
*/
public function onConnected($socket, $observer)
{
$this->loop->removeWriteStream($socket);
if (false === stream_socket_get_name($socket, true)) {
$observer->onError(new ConnectionException('Connection refused'));
$observer->onCompleted();
return;
}
$observer->onNext(new ConnectorEvent("/connector/connected", new Stream($socket, $this->loop), $this->labels));
//$observer->onCompleted();
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$this->q = [];
$cbObserver = new CallbackObserver(function ($x) use($observer) {
$this->q[] = $x;
if (count($this->q) > $this->count) {
$observer->onNext(array_shift($this->q));
}
}, [$observer, 'onError'], [$observer, 'onCompleted']);
return $observable->subscribe($cbObserver, $scheduler);
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
if ($this->scheduler !== null) {
$scheduler = $this->scheduler;
}
if ($scheduler === null) {
throw new \Exception("You must use a scheduler with timestamp.");
}
return $observable->subscribe(new CallbackObserver(function ($x) use($observer, $scheduler) {
$observer->onNext(new Timestamped($scheduler->now(), $x));
}, [$observer, "onError"], [$observer, "onCompleted"]), $scheduler);
}
/**
* @param \Rx\ObservableInterface $observable
* @param \Rx\ObserverInterface $observer
* @param \Rx\SchedulerInterface $scheduler
* @return \Rx\DisposableInterface
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$remaining = $this->count;
$cbObserver = new CallbackObserver(function ($nextValue) use($observer, &$remaining) {
if ($remaining <= 0) {
$observer->onNext($nextValue);
} else {
$remaining--;
}
}, [$observer, 'onError'], [$observer, 'onCompleted']);
return $observable->subscribe($cbObserver, $scheduler);
}
public function subscribe(ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
if ($this->scheduler !== null) {
$scheduler = $this->scheduler;
}
if ($scheduler === null) {
throw new \Exception("You must use a scheduler that support non-zero delay.");
}
return $scheduler->schedule(function () use($observer) {
$observer->onNext(0);
$observer->onCompleted();
}, $this->dueTime);
}
/**
* @param \Rx\ObservableInterface $observable
* @param \Rx\ObserverInterface $observer
* @param \Rx\SchedulerInterface $scheduler
* @return \Rx\DisposableInterface
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$selectObserver = new CallbackObserver(function ($nextValue) use($observer) {
$value = null;
try {
$value = call_user_func($this->selector, $nextValue);
} catch (\Exception $e) {
$observer->onError($e);
}
$observer->onNext($value);
}, [$observer, 'onError'], [$observer, 'onCompleted']);
return $observable->subscribe($selectObserver, $scheduler);
}
public function subscribe(ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
if ($this->scheduler !== null) {
$scheduler = $this->scheduler;
}
if ($scheduler === null) {
throw new \Exception("You must use a scheduler that support non-zero delay.");
}
$counter = 0;
return $scheduler->schedulePeriodic(function () use(&$counter, $observer) {
$observer->onNext($counter++);
}, $this->interval, $this->interval);
}
public function subscribe(ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$value = $this->value;
$scheduler = $scheduler ?: new ImmediateScheduler();
$disposable = new CompositeDisposable();
$disposable->add($scheduler->schedule(function () use($observer, $value) {
$observer->onNext($value);
}));
$disposable->add($scheduler->schedule(function () use($observer) {
$observer->onCompleted();
}));
return $disposable;
}
public function subscribe(ObserverInterface $observer, $scheduler = null)
{
$this->assertNotDisposed();
if (!$this->isStopped) {
$this->observers[] = $observer;
return new InnerSubscriptionDisposable($this, $observer);
}
if ($this->exception) {
$observer->onError($this->exception);
return new EmptyDisposable();
}
$observer->onCompleted();
return new EmptyDisposable();
}
/**
* @inheritDoc
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
return $observable->subscribe(new CallbackObserver(function ($frame) use($observer) {
$this->message->addFrame($frame);
if ($this->message->isCoalesced()) {
if ($this->useMessageObject) {
$observer->onNext(new \Rx\Websocket\Message($this->message->getPayload(), $this->message->isBinary()));
} else {
$observer->onNext($this->message->getPayload());
}
$this->message = new Message();
}
}, [$observer, 'onError'], [$observer, 'onCompleted']));
}
/**
* @param \Rx\ObservableInterface $observable
* @param \Rx\ObserverInterface $observer
* @param \Rx\SchedulerInterface $scheduler
* @return \Rx\DisposableInterface
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$callbackObserver = new CallbackObserver(function ($nextValue) use($observer) {
$this->items[] = $nextValue;
if (count($this->items) > $this->count) {
array_shift($this->items);
}
}, [$observer, 'onError'], function () use($observer) {
while (count($this->items) > 0) {
$observer->onNext(array_shift($this->items));
}
$observer->onCompleted();
});
return $observable->subscribe($callbackObserver, $scheduler);
}
protected function pollForOutput(ObserverInterface $observer, $previous)
{
$poll = new \ZMQPoll();
$read = $write = [];
$poll->add($this->socket->getSocket(), \ZMQ::POLL_OUT);
for ($i = 0; $i < 1000; $i += 1) {
$events = $poll->poll($read, $write, 1);
if ($events) {
$observer->onNext($previous);
return $observer->onCompleted();
}
$this->loop->tick();
}
return $observer->onError(new ConnectException("Socket is not answering"));
}
/**
* @param ObservableInterface $observable
* @param ObserverInterface $observer
* @param SchedulerInterface|null $scheduler
* @return \Rx\DisposableInterface
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$onNext = function ($value) use($observer) {
try {
if (call_user_func($this->predicate, $value)) {
$observer->onNext($value);
} else {
$observer->onCompleted();
}
} catch (\Exception $e) {
$observer->onError($e);
}
};
$callbackObserver = new CallbackObserver($onNext, [$observer, 'onError'], [$observer, 'onCompleted']);
return $observable->subscribe($callbackObserver, $scheduler);
}
private function subscribeToResult(ObservableInterface $observable, SchedulerInterface $scheduler, ObserverInterface $observer, $outerIndex)
{
return $observable->subscribe(new CallbackObserver(function ($value) use($observer, $outerIndex) {
if (!$this->hasFirst) {
$this->hasFirst = true;
foreach ($this->subscriptions as $i => $subscription) {
if ($i !== $outerIndex) {
$subscription->dispose();
unset($this->subscriptions[$i]);
$this->innerSubscription->remove($subscription);
}
}
}
$observer->onNext($value);
}, [$observer, 'onError'], [$observer, 'onCompleted']), $scheduler);
}
/**
* @param \Rx\ObservableInterface $observable
* @param \Rx\ObserverInterface $observer
* @param \Rx\SchedulerInterface $scheduler
* @return \Rx\DisposableInterface
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$callbackObserver = new CallbackObserver(function ($value) use($observer, $observable) {
try {
if ($this->isSkipping) {
$this->isSkipping = call_user_func_array($this->predicate, [$value, $observable]);
}
if (!$this->isSkipping) {
$observer->onNext($value);
}
} catch (\Exception $e) {
$observer->onError($e);
}
}, [$observer, 'onError'], [$observer, 'onCompleted']);
return $observable->subscribe($callbackObserver, $scheduler);
}
/**
* @param \Rx\ObservableInterface $observable
* @param \Rx\ObserverInterface $observer
* @param \Rx\SchedulerInterface $scheduler
* @return \Rx\DisposableInterface
*/
public function __invoke(ObservableInterface $observable, ObserverInterface $observer, SchedulerInterface $scheduler = null)
{
$disposable = new SerialDisposable();
$cbObserver = new CallbackObserver(function ($x) use($observer) {
$this->passThrough = true;
$observer->onNext($x);
}, [$observer, 'onError'], function () use($observer, $disposable, $scheduler) {
if (!$this->passThrough) {
$disposable->setDisposable($this->observable->subscribe($observer, $scheduler));
return;
}
$observer->onCompleted();
});
$subscription = $observable->subscribe($cbObserver, $scheduler);
$disposable->setDisposable($subscription);
return $disposable;
}
public function sendFrame(Frame $frame)
{
if ($this->mask) {
$this->rawDataOut->onNext($frame->maskPayload()->getContents());
return;
}
$this->rawDataOut->onNext($frame->getContents());
}
