Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\HttpKernel\CacheWarmer;
Chris@0: 
Chris@0: /**
Chris@0:  * Aggregates several cache warmers into a single one.
Chris@0:  *
Chris@0:  * @author Fabien Potencier <fabien@symfony.com>
Chris@0:  */
Chris@0: class CacheWarmerAggregate implements CacheWarmerInterface
Chris@0: {
Chris@0:     protected $warmers = array();
Chris@0:     protected $optionalsEnabled = false;
Chris@0: 
Chris@0:     public function __construct(array $warmers = array())
Chris@0:     {
Chris@0:         foreach ($warmers as $warmer) {
Chris@0:             $this->add($warmer);
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     public function enableOptionalWarmers()
Chris@0:     {
Chris@0:         $this->optionalsEnabled = true;
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Warms up the cache.
Chris@0:      *
Chris@0:      * @param string $cacheDir The cache directory
Chris@0:      */
Chris@0:     public function warmUp($cacheDir)
Chris@0:     {
Chris@0:         foreach ($this->warmers as $warmer) {
Chris@0:             if (!$this->optionalsEnabled && $warmer->isOptional()) {
Chris@0:                 continue;
Chris@0:             }
Chris@0: 
Chris@0:             $warmer->warmUp($cacheDir);
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * Checks whether this warmer is optional or not.
Chris@0:      *
Chris@0:      * @return bool always false
Chris@0:      */
Chris@0:     public function isOptional()
Chris@0:     {
Chris@0:         return false;
Chris@0:     }
Chris@0: 
Chris@0:     public function setWarmers(array $warmers)
Chris@0:     {
Chris@0:         $this->warmers = array();
Chris@0:         foreach ($warmers as $warmer) {
Chris@0:             $this->add($warmer);
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     public function add(CacheWarmerInterface $warmer)
Chris@0:     {
Chris@0:         $this->warmers[] = $warmer;
Chris@0:     }
Chris@0: }