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<?php |
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namespace steevanb\DevBundle\Cache; |
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use Doctrine\Common\Cache\CacheProvider; |
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use Symfony\Component\Finder\Finder; |
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use Symfony\Component\HttpFoundation\Session\SessionInterface; |
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use Symfony\Component\HttpKernel\KernelInterface; |
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class SessionCache extends CacheProvider |
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{ |
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/** @var SessionInterface */ |
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protected $session; |
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/** @var KernelInterface */ |
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protected $kernel; |
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/** @var array */ |
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protected $mappingPaths = array(); |
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/** |
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* @param SessionInterface $session |
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* @param KernelInterface $kernel |
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*/ |
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public function __construct(SessionInterface $session, KernelInterface $kernel) |
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{ |
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$this->session = $session; |
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$this->kernel = $kernel; |
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} |
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/** |
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* @param string $path |
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* @return $this |
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*/ |
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public function addPathToScan($path) |
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{ |
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if (in_array($path, $this->mappingPaths) === false) { |
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$this->mappingPaths[] = $path; |
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} |
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return $this; |
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} |
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/** |
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* @param string $bundle |
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* @return $this |
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*/ |
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public function addBundleToScan($bundle) |
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{ |
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$path = $this->kernel->getBundle($bundle)->getPath(); |
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$path .= DIRECTORY_SEPARATOR . 'Resources'; |
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$path .= DIRECTORY_SEPARATOR . 'config'; |
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$path .= DIRECTORY_SEPARATOR . 'doctrine'; |
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$this->addPathToScan($path); |
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return $this; |
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} |
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/** |
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* @return bool |
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*/ |
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public function refresh() |
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{ |
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$lastRefresh = $this->getLastRefresh(); |
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if ($lastRefresh === null) { |
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$this->flushAll(); |
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return true; |
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} |
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$lastRefreshTimestamp = $lastRefresh->format('U'); |
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foreach ($this->mappingPaths as $path) { |
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if (is_dir($path)) { |
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$finder = new Finder(); |
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foreach ($finder->in($path)->files() as $file) { |
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if (filemtime($file) >= $lastRefreshTimestamp) { |
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$this->flushAll(); |
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return true; |
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} |
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} |
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} |
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} |
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return false; |
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} |
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/** |
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* @return $this |
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*/ |
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public function defineLastRefresh() |
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{ |
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$this->session->set('session-cache-last-refresh', new \DateTime()); |
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return $this; |
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} |
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/** |
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* @return \DateTime|null |
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*/ |
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public function getLastRefresh() |
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{ |
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return $this->session->get('session-cache-last-refresh'); |
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} |
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/** |
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* @param string $id |
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* @return string |
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*/ |
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protected function getSessionId($id) |
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{ |
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return 'session-cache_' . $id; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doFetch($id) |
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{ |
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return $this->session->get($this->getSessionId($id), false); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doContains($id) |
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{ |
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return $this->session->has($this->getSessionId($id)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doSave($id, $data, $lifeTime = 0) |
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{ |
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$this->session->set($this->getSessionId($id), $data); |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doDelete($id) |
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{ |
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$this->session->remove($this->getSessionId($id)); |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doFlush() |
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{ |
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$sessionPrefix = $this->getSessionId(null); |
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$sessionPrefixLength = strlen($sessionPrefix); |
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foreach (array_keys($this->session->all()) as $name) { |
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if (substr($name, 0, $sessionPrefixLength) == $sessionPrefix) { |
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$this->session->remove($name); |
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} |
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} |
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return true; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doGetStats() |
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{ |
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return null; |
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} |
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} |
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steevanb /
dev-bundle
