1 <?php

     2 

     3 /*

     4  * This file is part of the Symfony package.

     5  *

     6  * (c) Fabien Potencier <fabien@symfony.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Symfony\Bundle\FrameworkBundle\CacheWarmer;

    13 

    14 use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface;

    15 use Symfony\Component\Routing\Router;

    16 

    17 /**

    18  * Generates the router matcher and generator classes.

    19  *

    20  * @author Fabien Potencier <fabien@symfony.com>

    21  */

    22 class RouterCacheWarmer implements CacheWarmerInterface

    23 {

    24     protected $router;

    25 

    26     /**

    27      * Constructor.

    28      *

    29      * @param Router $router A Router instance

    30      */

    31     public function __construct(Router $router)

    32     {

    33         $this->router = $router;

    34     }

    35 

    36     /**

    37      * Warms up the cache.

    38      *

    39      * @param string $cacheDir The cache directory

    40      */

    41     public function warmUp($cacheDir)

    42     {

    43         $currentDir = $this->router->getOption('cache_dir');

    44 

    45         // force cache generation

    46         $this->router->setOption('cache_dir', $cacheDir);

    47         $this->router->getMatcher();

    48         $this->router->getGenerator();

    49 

    50         $this->router->setOption('cache_dir', $currentDir);

    51     }

    52 

    53     /**

    54      * Checks whether this warmer is optional or not.

    55      *

    56      * @return Boolean always true

    57      */

    58     public function isOptional()

    59     {

    60         return true;

    61     }

    62 }