/**
* @return string
*/
protected function generateId()
{
do {
$id = Text::generateString(20);
$item = $this->cache->getItem('_session/' . $id);
} while (!$item->isMiss() || isset($this->sessions[$id]));
return $id;
}
private function getRates(Currency $currency)
{
$rates = $this->pool->getItem($currency->getName());
if ($rates->isMiss()) {
$newRates = $this->rates->getRates($currency);
$rates->set($newRates, $this->ttl);
}
return $newRates;
}
public function testConstruction()
{
$key = array('apple', 'sauce');
$driver = new Sqlite(array());
$pool = new Pool();
$pool->setDriver($driver);
$item = $pool->getItem('testKey');
$item->set($key);
$this->assertTrue($pool->save($item), 'Able to load and store with unconfigured extension.');
}
/**
* @param $item
*
* @return null
*/
public function forget($item)
{
if (!$this->enabled) {
return;
}
$item = $this->pool->getItem($item);
if (!$item) {
return;
}
$item->clear();
}
protected function setUp()
{
$this->redis = new Redis();
$cachePool = new Pool();
$cachePool->setDriver($this->redis);
$this->repository = new RepositoryCache($cachePool, new InMemoryRepository(), rand(PHP_INT_MIN, PHP_INT_MAX), self::TTL_IN_SECONDS);
$this->repository->add(new Customer(1, 'John Doe', 3, 25.125, new DateTime('2014-12-11')));
$this->repository->add(new Customer(2, 'Junichi Masuda', 3, 50978.125, new DateTime('2013-02-22')));
$this->repository->add(new Customer(3, 'Shigeru Miyamoto', 5, 47889850.125, new DateTime('2010-12-01')));
$this->repository->add(new Customer(4, 'Ken Sugimori', 4, 69158.68700000001, new DateTime('2010-12-10')));
}
/**
* Returns the latest tweets from the defined user timeline.
*
* @return mixed
*/
public function getLatestTweets()
{
$cache = $this->cache->getItem(__METHOD__);
if (!$cache->isMiss()) {
return $cache->get();
}
$latestTweets = $this->client->getTimeline(['count' => self::TIMELINE_COUNT]);
if (isset($latestTweets['errors'])) {
throw new \RuntimeException($latestTweets['errors'][0]->message);
}
$cache->set($latestTweets, self::FIVE_MINUTES);
return $latestTweets;
}
public function getNextEvent()
{
$cache = $this->cache->getItem(__METHOD__);
if (!$cache->isMiss()) {
return $cache->get();
}
$events = $this->client->getEvents(array('group_urlname' => self::GROUP_URLNAME));
if ($events->isError()) {
throw new \RuntimeException($events->getMessage());
}
$event = $events->getData()[0];
$cache->set($event, self::FIVE_MINUTES);
return $event;
}
/**
* @return array|\DMS\Service\Meetup\Response\MultiResultResponse|mixed|null
*/
public function getRsvpListForNextEvent()
{
$cache = $this->cache->getItem(__METHOD__);
if (!$cache->isMiss()) {
return $cache->get();
}
$rsvpList = $this->client->getRsvps(array('group_urlname' => self::GROUP_URLNAME, 'event_id' => $this->getNextEvent()['id']));
if ($rsvpList->isError()) {
throw new \RuntimeException($rsvpList->getMessage());
}
$rsvpList = $rsvpList->getData();
$cache->set($rsvpList, self::FIVE_MINUTES);
return $rsvpList;
}
function setup_cache_mocks(Pool $cache)
{
$cache->setDriver(Argument::any())->willReturn(true);
$item = $this->prophet->prophesize('Stash\\Item');
$item->get()->willReturn('data');
$item->set(Argument::cetera())->willReturn(true);
$item->isMiss()->willReturn(true);
$item->lock()->willReturn(true);
$item->clear()->willReturn(true);
$item = $item->reveal();
$cache->getItem(Argument::any())->willReturn($item);
$cache->purge()->willReturn(true);
$cache->flush()->willReturn(true);
return ['cache' => $cache];
}
/**
* Вызывает соответствующий метод в конкретной реализации,
* самостоятельно занимаясь кэшированием, логгированием
* и измерением времени
*
* @param string $method Вызываемый метод
* @param array $args Переданные в метод аргументы
*
* @return Response
* @throws ConfigurationErrorException
* @throws \InvalidArgumentException
*/
public function __call($method, array $args = [])
{
$cacheKey = md5(serialize(func_get_args()));
$args = $this->createArgs($args);
$timer = $this->pinba->start(['call' => sprintf('%s->%s', get_class($this), $method), 'args' => $args]);
$this->logger->info(sprintf('%s->%s', get_class($this), $method), $args);
$this->checkIsConfigured();
$item = $this->cacher->getItem($cacheKey);
$inCache = !$item->isMiss();
$this->logger->info(sprintf('item found in cache: %s', $inCache ? 'yes' : 'no'));
if ($inCache) {
$this->logger->info('get from cache');
$response = $item->get();
} else {
$this->logger->info('get from source');
$response = $this->implementation($method, $args);
$expiresDefault = array_key_exists('default', $this->cacherExpires) ? $this->cacherExpires['default'] : 0;
$expires = array_key_exists($method, $this->cacherExpires) ? $this->cacherExpires[$method] : $expiresDefault;
$item->set($response, $expires);
if (!$response->isOk()) {
$this->logger->error('error response', [$response->getError()]);
} else {
$this->logger->debug('successful response', [$response->getContent()]);
}
}
$this->pinba->stop($timer);
$this->logger->info('pinba', $this->pinba->info($timer));
return $response;
}
/**
* Löscht den Cache eines Items und seine unter objekte
* @param string|array $itemName eindeutigr Path zum Item
*/
public function clearPath($itemName)
{
if (is_array($itemName)) {
$itemName = $this->itemNameArrayToPath($itemName);
}
$item = $this->pool->getItem($itemName);
$item->clear();
}
/**
* {@inheritdoc}
*/
public function getItem($key)
{
/** @var CacheItem $item */
$item = parent::getItem($key);
if (isset($this->tracker)) {
$item->setCacheTracker($this->tracker);
}
return $item;
}
/**
* Disables the cache
*/
public function disable()
{
// save the current driver if not yet black hole so it can be restored on enable()
if (!$this->pool->getDriver() instanceof BlackHole) {
$this->driver = $this->pool->getDriver();
}
$this->pool->setDriver(new BlackHole());
$this->enabled = false;
}
/**
* {@inheritdoc}
*/
public function getItem()
{
$args = func_get_args();
// check to see if a single array was used instead of multiple arguments
if (count($args) == 1 && is_array($args[0])) {
$args = $args[0];
}
/** @var CacheItem $item */
$item = parent::getItem($args);
if (isset($this->tracker)) {
$item->setCacheTracker($this->tracker);
}
return $item;
}
/**
* @depends testSaveWithTags
* @covers Bankiru\Stash\TaggedItem::get
* @covers Bankiru\Stash\TaggedItem::validateRecord
*/
public function testGetWithInvalidTagVersion()
{
$key = uniqid('test/key/', true);
$value = uniqid('test-value-', true);
$tags = [uniqid('test-tag-', true), uniqid('test-tag-', true)];
/** @var TaggedItem $item */
$item = $this->pool->getItem($key);
$item->set($value)->setTags($tags)->save();
$tagToInvalidate = 'Bankiru\\Stash\\TaggedItem/' . TaggedItem::VERSION . '/' . $tags[0];
$tagItem = $this->pool->getItem($tagToInvalidate);
static::assertTrue($tagItem->isHit());
$tagItem->set('INVALIDVERSION')->save();
$item = $this->pool->getItem($key);
static::assertTrue($item->isMiss());
}
public function testPoolClear()
{
$pool = new Pool();
$pool->setDriver(new DriverExceptionStub());
$item = $pool->getItem('test');
$this->assertFalse($item->isDisabled());
$this->assertFalse($pool->clear());
$item = $pool->getItem('test');
$this->assertTrue($item->isDisabled(), 'Is disabled after exception is thrown in driver');
$this->assertFalse($pool->clear());
}
/**
* @param AbstractRequest $request
* @return string
* @throws \Exception
*/
function request(AbstractRequest $request)
{
$this->logger->info($request->getPath());
$args = $this->buildRequestArgs($request);
if ($this->cachepool) {
do {
$cacheKey = $this->buildCacheKey($request, $args);
$cacheKeyLog = preg_replace('/key=[^&]+/', 'key=*****', $cacheKey);
$cacheItem = $this->cachepool->getItem($cacheKey);
// Disabled on a request basis?
if (!$request->isUseCache()) {
break;
}
$this->logger->info('Cache enabled', ['key' => $cacheKeyLog]);
$age = null;
if (!$cacheItem->isMiss()) {
$age = time() - $cacheItem->getCreation()->getTimestamp();
$cachedData = $this->_deserialize($this->cfg->getFormat(), $cacheItem->get());
}
// Time to renew
$ttr = $request->getTtr() !== null ? $request->getTtr() : $this->cfg->getCacheTtr();
// Return the cached data if it's not time yet to renew
$returnCached = !$cacheItem->isMiss() && $age < $ttr;
// if ($returnCached) {
// // Check the latest hashes
// $request->validateCache($this, $cachedData);
// }
if ($returnCached) {
$msg = 'Using cache';
} else {
if (!$age) {
$msg = 'Cache MISS';
} else {
$msg = 'NOT using cache';
}
}
$this->logger->info($msg, ['age' => $age, 'ttr' => $ttr, 'returnCached' => $returnCached]);
if ($returnCached) {
return $request->handleResponse($cachedData);
}
// @todo lock cache
} while (false);
}
try {
$uri = $this->cfg->getEndpoint() . $request->getPath() . '.' . $this->cfg->getFormat();
$this->logger->info('Refreshing resource', ['uri' => $uri, 'args' => http_build_query(array_merge($args, ['key' => '*****']))]);
$body = $this->guzzle->get($uri, ['query' => $args])->getBody();
} catch (\Exception $e) {
// Log and report
$this->logger->error((string) $e);
if ($this->debug) {
throw $e;
}
// Return stale data
if (isset($cacheItem) && isset($cachedData)) {
$this->logger->info('Returning stale data!');
return $request->handleResponse($cachedData);
} else {
// Sad panda
throw $e;
}
}
$result = $body->getContents();
$deserialized = $this->_deserialize($this->cfg->getFormat(), $result);
// Cache might be disabled, but still renew if there was cached data so that the new result gets returned in
// case caching might be enabled again in a later request.
if (isset($cacheItem) && ($request->isUseCache() || !$request->isUseCache() && !$cacheItem->isMiss())) {
$this->logger->info($cacheItem->isMiss() ? 'Saving cache' : 'Refreshing cache');
$cacheItem->set($result, 365 * 60 * 60 * 24);
// ttl not relevant
}
return $request->handleResponse($deserialized);
}
/**
* Deletes a cache entry
*
* @param $key
* @return void
*/
public function delete($key)
{
$item = $this->pool->getItem($key);
$item->clear();
}
/**
* Flush the stash cache
*
* @return void
*/
public function flushCache()
{
$this->pool->flush();
}
protected function doFlush()
{
$this->_cache->flush();
}
/** @inheritDoc */
public function put($key, $value)
{
assert(is_string($key) || is_int($key));
$this->stash->getItem((string) $key)->set($value);
}
/**
* {@inheritdoc}
*/
public function save()
{
$contents = $this->getForStorage();
$item = $this->pool->getItem($this->key);
$item->set($contents, $this->expire);
}
public function clearCache()
{
$this->cachePool->clear();
}
/**
* Clean the cache of all items.
*
* @return bool
*/
public function clean()
{
return $this->_cache->flush();
}
/**
* Registers services on the given container.
*
* This method should only be used to configure services and parameters.
* It should not get services.
*
* @param Container $container A container instance.
* @return void
*/
public function register(Container $container)
{
/**
* @param Container $container A container instance.
* @return CacheConfig
*/
$container['cache/config'] = function (Container $container) {
$appConfig = $container['config'];
$cacheConfig = new CacheConfig($appConfig->get('cache'));
return $cacheConfig;
};
$container['cache/available-drivers'] = DriverList::getAvailableDrivers();
/**
* @param Container $container A container instance.
* @return Container The Collection of cache drivers, in a Container.
*/
$container['cache/drivers'] = function (Container $container) {
$cacheConfig = $container['cache/config'];
$drivers = new Container();
$parentContainer = $container;
/**
* @param Container $container A container instance.
* @return \Stash\Driver\Apc
*/
$drivers['apc'] = function (Container $container) use($parentContainer) {
$drivers = $parentContainer['cache/available-drivers'];
if (!isset($drivers['Apc'])) {
// Apc is not available on system
return null;
}
return new $drivers['Apc']();
};
/**
* @param Container $container A container instance.
* @return \Stash\Driver\Sqlite
*/
$drivers['db'] = function (Container $container) use($parentContainer) {
$drivers = $parentContainer['cache/available-drivers'];
if (!isset($drivers['SQLite'])) {
// SQLite is not available on system
return null;
}
return new $drivers['SQLite']();
};
/**
* @param Container $container A container instance.
* @return \Stash\Driver\FileSystem
*/
$drivers['file'] = function (Container $container) use($parentContainer) {
$drivers = $parentContainer['cache/available-drivers'];
return new $drivers['FileSystem']();
};
/**
* @param Container $container A container instance.
* @return \Stash\Driver\Memcache
*/
$drivers['memcache'] = function (Container $container) use($parentContainer) {
$drivers = $parentContainer['cache/available-drivers'];
if (!isset($drivers['Memcache'])) {
// Memcache is not available on system
return null;
}
$cacheConfig = $parentContainer['cache/config'];
$driverOptions = ['servers' => []];
if (isset($cacheConfig['servers'])) {
$servers = [];
foreach ($cacheConfig['servers'] as $server) {
$servers[] = array_values($server);
}
$driverOptions['servers'] = $servers;
} else {
// Default Memcache options: locahost:11211
$driverOptions['servers'][] = ['127.0.0.1', 11211];
}
return new $drivers['Memcache']($driverOptions);
};
/**
* @param Container $container A container instance.
* @return \Stash\Driver\Ephemeral
*/
$drivers['memory'] = function (Container $container) use($parentContainer) {
$drivers = $parentContainer['cache/available-drivers'];
return new $drivers['Ephemeral']();
};
/**
* @param Container $container A container instance.
* @return \Stash\Driver\BlackHole
*/
$drivers['noop'] = function (Container $container) use($parentContainer) {
$drivers = $parentContainer['cache/available-drivers'];
return new $drivers['BlackHole']();
};
/**
* @param Container $container A container instance.
* @return \Stash\Driver\Redis
*/
$drivers['redis'] = function (Container $container) use($parentContainer) {
$drivers = $parentContainer['cache/available-drivers'];
if (!isset($drivers['Redis'])) {
// Redis is not available on system
return null;
}
return new $drivers['Redis']();
};
return $drivers;
};
/**
* @param Container $container A container instance.
* @return Container The Collection of DatabaseSourceConfig, in a Container.
*/
$container['cache/driver'] = function (Container $container) {
$cacheConfig = $container['cache/config'];
$types = $cacheConfig->get('types');
foreach ($types as $type) {
if (isset($container['cache/drivers'][$type])) {
return $container['cache/drivers'][$type];
}
}
// If no working drivers were available, fallback to an Ephemeral (memory) driver.
return $container['cache/drivers']['memory'];
};
/**
* The cache pool, using Stash.
*
* @param Container $container A container instance.
* @return \Stash\Pool
*/
$container['cache'] = function (Container $container) {
$cacheConfig = $container['cache/config'];
$driver = $container['cache/driver'];
$pool = new Pool($driver);
$pool->setLogger($container['logger']);
// Ensure an alphanumeric namespace (prefix)
$namespace = preg_replace('/[^A-Za-z0-9 ]/', '', $cacheConfig['prefix']);
$pool->setNamespace($namespace);
return $pool;
};
}
/**
* Clears all values in the namespace of this cache
*
* @return bool
*/
public function clear()
{
// using stacks grouping http://www.stashphp.com/Grouping.html#stacks
// this will clear all key keys beneath it
return $this->stash_pool->getItem("/{$this->getNamespace()}")->clear();
}
public function __construct()
{
$this->pool = new Pool(new Memcache([['127.0.0.1', '11211']]));
$this->pool->setNamespace('hotflo20dev');
}
/**
* Помещает данные в кэш
* @param string $key ключ
* @param mixed $value значение
* @param int $expires время жизни, сек
* @return mixed
*/
public function set($key, $value, $expires = 0)
{
$this->impl->getItem($key)->set($value, $expires);
}
