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backend/vendor/symfony/doctrine-bridge/CacheWarmer/ProxyCacheWarmer.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Doctrine\CacheWarmer;
+
+use Doctrine\Persistence\ManagerRegistry;
+use Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerInterface;
+
+/**
+ * The proxy generator cache warmer generates all entity proxies.
+ *
+ * In the process of generating proxies the cache for all the metadata is primed also,
+ * since this information is necessary to build the proxies in the first place.
+ *
+ * @author Benjamin Eberlei <kontakt@beberlei.de>
+ *
+ * @final since Symfony 7.1
+ */
+class ProxyCacheWarmer implements CacheWarmerInterface
+{
+    public function __construct(
+        private readonly ManagerRegistry $registry,
+    ) {
+    }
+
+    /**
+     * This cache warmer is not optional, without proxies fatal error occurs!
+     */
+    public function isOptional(): bool
+    {
+        return false;
+    }
+
+    public function warmUp(string $cacheDir, ?string $buildDir = null): array
+    {
+        $files = [];
+        foreach ($this->registry->getManagers() as $em) {
+            // we need the directory no matter the proxy cache generation strategy
+            if (!is_dir($proxyCacheDir = $em->getConfiguration()->getProxyDir())) {
+                if (false === @mkdir($proxyCacheDir, 0o777, true) && !is_dir($proxyCacheDir)) {
+                    throw new \RuntimeException(\sprintf('Unable to create the Doctrine Proxy directory "%s".', $proxyCacheDir));
+                }
+            } elseif (!is_writable($proxyCacheDir)) {
+                throw new \RuntimeException(\sprintf('The Doctrine Proxy directory "%s" is not writeable for the current system user.', $proxyCacheDir));
+            }
+
+            // if proxies are autogenerated we don't need to generate them in the cache warmer
+            if ($em->getConfiguration()->getAutoGenerateProxyClasses()) {
+                continue;
+            }
+
+            $classes = $em->getMetadataFactory()->getAllMetadata();
+
+            $em->getProxyFactory()->generateProxyClasses($classes);
+
+            foreach (scandir($proxyCacheDir) as $file) {
+                if (!is_dir($file = $proxyCacheDir.'/'.$file)) {
+                    $files[] = $file;
+                }
+            }
+        }
+
+        return $files;
+    }
+}