/**
* @test
*/
public function delegatesGetOptions()
{
$options = ['foo'];
$this->storage->getOptions()->willReturn($options);
$return = $this->cache->getOptions();
$this->assertSame($options, $return);
}
/**
* @note ZF2 doesn't support per-item ttl storage therefore we use
* https://github.com/zendframework/zf2/pull/5386#issuecomment-43191005
*
* - ttl with 0 means an item never expires
*
* @since 1.1
*
* {@inheritDoc}
*/
public function save($id, $data, $ttl = 0)
{
$options = $this->cache->getOptions();
$oldTtl = $options->getTtl($ttl);
$options->setTtl($ttl);
try {
$this->cacheInserts++;
$this->cache->setItem($id, $data);
} catch (\Exception $e) {
// Don't re-throw any exception, the consumer
// should not care about this
$this->cacheInserts--;
}
$options->setTtl($oldTtl);
}
/**
* Persists a cache item immediately.
*
* @param CacheItemInterface $item
* The cache item to save.
*
* @return bool
* True if the item was successfully persisted. False if there was an error.
*/
public function save(CacheItemInterface $item)
{
if (!$item instanceof CacheItem) {
throw new InvalidArgumentException('$item must be an instance of ' . CacheItem::class);
}
$this->validateKey($item->getKey());
try {
$options = false;
$expiration = $item->getExpiration();
// @todo I can't see any way to set the TTL on an individual item except by temporarily overwriting the
// option on the storage adapter. Not sure if all storage adapters will support this...
if ($expiration instanceof DateTime) {
$options = $this->storage->getOptions();
$new = clone $options;
$interval = $expiration->diff(new DateTime(), true);
$new->setTtl($interval->format('%s'));
$this->storage->setOptions($new);
}
$saved = $this->storage->setItem($item->getKey(), $item->get());
if ($options) {
$this->storage->setOptions($options);
}
} catch (Exception\InvalidArgumentException $e) {
throw new InvalidArgumentException($e->getMessage(), $e->getCode(), $e);
} catch (Exception\ExceptionInterface $e) {
throw new CacheException($e->getMessage(), $e->getCode(), $e);
}
return $saved;
}
public function testSetGetHasAndRemoveItemsWithoutNamespace()
{
$this->_storage->getOptions()->setNamespace('');
$items = array('key1' => 'value1', 'key2' => 'value2', 'key3' => 'value3');
$this->assertSame(array(), $this->_storage->setItems($items));
$rs = $this->_storage->getItems(array_keys($items));
$this->assertInternalType('array', $rs);
foreach ($items as $key => $value) {
$this->assertArrayHasKey($key, $rs);
$this->assertEquals($value, $rs[$key]);
}
$rs = $this->_storage->hasItems(array_keys($items));
$this->assertInternalType('array', $rs);
$this->assertEquals(count($items), count($rs));
foreach ($items as $key => $value) {
$this->assertContains($key, $rs);
}
$this->assertSame(array('missing'), $this->_storage->removeItems(array('missing', 'key1', 'key3')));
unset($items['key1'], $items['key3']);
$rs = $this->_storage->getItems(array_keys($items));
$this->assertInternalType('array', $rs);
foreach ($items as $key => $value) {
$this->assertArrayHasKey($key, $rs);
$this->assertEquals($value, $rs[$key]);
}
$rs = $this->_storage->hasItems(array_keys($items));
$this->assertInternalType('array', $rs);
$this->assertEquals(count($items), count($rs));
foreach ($items as $key => $value) {
$this->assertContains($key, $rs);
}
}
/**
* @param $cacheKey
* @param Closure $closure
* @param null $lifetime
* @return mixed
*/
public function getItem($cacheKey, Closure $closure, $lifetime = null)
{
// we have to check if we enable the caching in config
if (!$this->isCachingEnable()) {
return $closure();
}
$data = $this->cachingService->getItem($cacheKey);
if (!$data) {
$data = $closure();
if ($lifetime > 0) {
$this->cachingService->setOptions($this->cachingService->getOptions()->setTtl($lifetime));
}
$this->cachingService->setItem($cacheKey, $data);
}
return $data;
}
/**
* Sets the zend-cache storage namespace.
*
* @param string $serviceName
*/
private function setNamespace($serviceName = null)
{
if ($serviceName === null) {
$this->storage->getOptions()->setNamespace($this->defaultNamespace);
} else {
$this->storage->getOptions()->setNamespace($serviceName);
}
}
/**
* @param string $name name of lock
* @param bool $blocking
* @return bool
*/
protected function getLock($name, $blocking)
{
if ($this->isLocked($name)) {
return false;
}
$options = $this->cache->getOptions();
$oldTTL = 0;
if (!empty($options->getTtl())) {
$oldTTL = $options->getTtl();
}
$options->setTtl($this->expiration);
if (!$this->cache->setItem($name, serialize($this->getLockInformation()))) {
$options->setTtl($oldTTL);
return false;
}
$this->locks[$name] = $name;
return true;
}
/**
* Object destructor
*
* Clean up cache storage
*/
public function __destruct()
{
if ($this->cache !== null) {
if ($this->cache instanceof ClearByNamespaceCacheStorage) {
$this->cache->clearByNamespace($this->cache->getOptions()->getNamespace());
} elseif ($this->cache instanceof FlushableCacheStorage) {
$this->cache->flush();
}
}
}
public function testOptionsFluentInterface()
{
$options = $this->_storage->getOptions();
foreach ($options->toArray() as $option => $value) {
$method = ucwords(str_replace('_', ' ', $option));
$method = 'set' . str_replace(' ', '', $method);
$this->assertSame($options, $options->{$method}($value), "Method '{$method}' doesn't implement the fluent interface");
}
$this->assertSame($this->_storage, $this->_storage->setOptions($options), "Method 'setOptions' doesn't implement the fluent interface");
}
/**
* Triggered after controller and view calls
*
* @param FilterResponseEvent $event
*/
public function onKernelResponse(FilterResponseEvent $event)
{
$request = $event->getRequest();
$response = $event->getResponse();
if ($event->getRequestType() === HttpKernelInterface::MASTER_REQUEST && $request->isMethodSafe()) {
$key = $this->getKeyFromRequest($request);
$response->setLastModified(new \DateTime());
// If no cache request header exists - do nothing
if ($request->isNoCache() || !$response->isSuccessful()) {
return;
//TODO redirects cache
}
// If response does not exists - put it to cache
if (!$this->storage->hasItem($key)) {
$response->setTtl($this->storage->getOptions()->getTtl());
$data = ['content' => $response->getContent(), 'status' => $response->getStatusCode(), 'headers' => $response->headers->all()];
$this->storage->addItem($key, $data);
if ($this->storage instanceof TaggableInterface) {
$this->storage->setTags($key, $tags);
}
}
}
}
public function getOptions()
{
return $this->storage->getOptions();
}
