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\Bridge\Doctrine\CacheWarmer;

    13 

    14 use Symfony\Bridge\Doctrine\RegistryInterface;

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

    16 

    17 /**

    18  * The proxy generator cache warmer generates all entity proxies.

    19  *

    20  * In the process of generating proxies the cache for all the metadata is primed also,

    21  * since this information is necessary to build the proxies in the first place.

    22  *

    23  * @author Benjamin Eberlei <kontakt@beberlei.de>

    24  */

    25 class ProxyCacheWarmer implements CacheWarmerInterface

    26 {

    27     private $registry;

    28 

    29     /**

    30      * Constructor.

    31      *

    32      * @param RegistryInterface $registry A RegistryInterface instance

    33      */

    34     public function __construct(RegistryInterface $registry)

    35     {

    36         $this->registry = $registry;

    37     }

    38 

    39     /**

    40      * This cache warmer is not optional, without proxies fatal error occurs!

    41      *

    42      * @return false

    43      */

    44     public function isOptional()

    45     {

    46         return false;

    47     }

    48 

    49     public function warmUp($cacheDir)

    50     {

    51         foreach ($this->registry->getEntityManagers() as $em) {

    52             // we need the directory no matter the proxy cache generation strategy

    53             if (!file_exists($proxyCacheDir = $em->getConfiguration()->getProxyDir())) {

    54                 if (false === @mkdir($proxyCacheDir, 0777, true)) {

    55                     throw new \RuntimeException(sprintf('Unable to create the Doctrine Proxy directory "%s".', dirname($proxyCacheDir)));

    56                 }

    57             } elseif (!is_writable($proxyCacheDir)) {

    58                 throw new \RuntimeException(sprintf('The Doctrine Proxy directory "%s" is not writeable for the current system user.', $proxyCacheDir));

    59             }

    60 

    61             // if proxies are autogenerated we don't need to generate them in the cache warmer

    62             if ($em->getConfiguration()->getAutoGenerateProxyClasses()) {

    63                 continue;

    64             }

    65 

    66             $classes = $em->getMetadataFactory()->getAllMetadata();

    67 

    68             $em->getProxyFactory()->generateProxyClasses($classes);

    69         }

    70     }

    71 }