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backend/vendor/symfony/dependency-injection/Compiler/ResolveEnvPlaceholdersPass.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\Component\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Definition;
+
+/**
+ * Replaces env var placeholders by their current values.
+ */
+class ResolveEnvPlaceholdersPass extends AbstractRecursivePass
+{
+    protected bool $skipScalars = false;
+
+    /**
+     * @param string|true|null $format A sprintf() format returning the replacement for each env var name or
+     *                                 null to resolve back to the original "%env(VAR)%" format or
+     *                                 true to resolve to the actual values of the referenced env vars
+     */
+    public function __construct(
+        private string|bool|null $format = true,
+    ) {
+    }
+
+    protected function processValue(mixed $value, bool $isRoot = false): mixed
+    {
+        if (\is_string($value)) {
+            return $this->container->resolveEnvPlaceholders($value, $this->format);
+        }
+        if ($value instanceof Definition) {
+            $changes = $value->getChanges();
+            if (isset($changes['class'])) {
+                $value->setClass($this->container->resolveEnvPlaceholders($value->getClass(), $this->format));
+            }
+            if (isset($changes['file'])) {
+                $value->setFile($this->container->resolveEnvPlaceholders($value->getFile(), $this->format));
+            }
+        }
+
+        $value = parent::processValue($value, $isRoot);
+
+        if ($value && \is_array($value) && !$isRoot) {
+            $value = array_combine($this->container->resolveEnvPlaceholders(array_keys($value), $this->format), $value);
+        }
+
+        return $value;
+    }
+}