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<?php |
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namespace EmanueleMinotto\TwigCacheBundle\Twig; |
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use Asm89\Twig\CacheExtension\CacheStrategyInterface; |
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use Asm89\Twig\CacheExtension\Extension as Asm89_Extension; |
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use EmanueleMinotto\TwigCacheBundle\Strategy\ProfilerStrategy; |
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use Exception; |
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use Serializable; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\DataCollector\DataCollectorInterface; |
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/** |
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* {@inheritdoc} |
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*/ |
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class ProfilerExtension extends Asm89_Extension implements DataCollectorInterface, Serializable |
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{ |
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/** |
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* Data about fetchBlock requests. |
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* |
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* @var array |
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*/ |
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private $fetchBlock = []; |
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/** |
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* Data about generateKey requests. |
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* |
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* @var array |
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*/ |
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private $generateKey = []; |
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/** |
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* Cache hits. |
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* |
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* @var int |
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*/ |
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private $hits = 0; |
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/** |
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* Caching strategy used. |
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* |
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* @var string |
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*/ |
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private $strategyClass; |
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/** |
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* @param CacheStrategyInterface $cacheStrategy |
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*/ |
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public function __construct(CacheStrategyInterface $cacheStrategy) |
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{ |
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parent::__construct(new ProfilerStrategy($cacheStrategy, $this)); |
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$this->strategyClass = get_class($cacheStrategy); |
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} |
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/** |
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* Collects data for the given Request and Response. |
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* |
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* @param Request $request A Request instance |
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* @param Response $response A Response instance |
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* @param Exception $exception An Exception instance |
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*/ |
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public function collect(Request $request, Response $response, Exception $exception = null) |
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{ |
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// nothing to do here |
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} |
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/** |
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* Store a fetch request. |
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* |
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* @param mixed $key |
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* @param string $output |
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*/ |
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public function addFetchBlock($key, $output) |
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{ |
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$this->fetchBlock[] = [$key, $output]; |
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if ($output) { |
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++$this->hits; |
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} |
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} |
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/** |
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* Store a generateKey request. |
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* |
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* @param string $annotation |
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* @param mixed $value |
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*/ |
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public function addGenerateKey($annotation, $value) |
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{ |
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$this->generateKey[] = [ |
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'annotation' => $annotation, |
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'value' => $value, |
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]; |
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} |
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/** |
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* Get data stored in this profiler. |
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* |
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* @return array |
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*/ |
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public function getData() |
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{ |
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return [ |
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'fetchBlock' => $this->fetchBlock, |
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'generateKey' => $this->generateKey, |
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'hits' => $this->hits, |
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'strategyClass' => $this->strategyClass, |
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]; |
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} |
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/** |
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* String representation of object. |
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* |
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* @link http://php.net/manual/en/serializable.serialize.php |
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* |
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* @return string The string representation of the object or null. |
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*/ |
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public function serialize() |
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{ |
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return serialize($this->getData()); |
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} |
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/** |
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* Constructs the object. |
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* |
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* @link http://php.net/manual/en/serializable.unserialize.php |
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* |
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* @param string $serialized The string representation of the object. |
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*/ |
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public function unserialize($serialized) |
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{ |
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$data = unserialize($serialized); |
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if (is_array($data)) { |
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$this->fetchBlock = $data['fetchBlock']; |
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$this->generateKey = $data['generateKey']; |
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$this->hits = $data['hits']; |
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$this->strategyClass = $data['strategyClass']; |
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} |
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} |
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/** |
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* Reset profiler data |
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*/ |
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public function reset() |
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{ |
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$this->fetchBlock = []; |
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$this->generateKey = []; |
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$this->hits = 0; |
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} |
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} |
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EmanueleMinotto /
TwigCacheBundle
