⬆️ N°4770 Update to latest Symfony 3.4

lib/symfony/framework-bundle/DependencyInjection/Compiler/SessionPass.php

@@ -0,0 +1,50 @@
+<?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\Bundle\FrameworkBundle\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+
+/**
+ * @internal to be removed in 6.0
+ */
+class SessionPass implements CompilerPassInterface
+{
+    public function process(ContainerBuilder $container)
+    {
+        if (!$container->hasDefinition('session')) {
+            return;
+        }
+
+        $bags = [
+            'session.flash_bag' => $container->hasDefinition('session.flash_bag') ? $container->getDefinition('session.flash_bag') : null,
+            'session.attribute_bag' => $container->hasDefinition('session.attribute_bag') ? $container->getDefinition('session.attribute_bag') : null,
+        ];
+
+        foreach ($container->getDefinition('session')->getArguments() as $v) {
+            if (!$v instanceof Reference || !isset($bags[$bag = (string) $v]) || !\is_array($factory = $bags[$bag]->getFactory())) {
+                continue;
+            }
+
+            if ([0, 1] !== array_keys($factory) || !$factory[0] instanceof Reference || 'session' !== (string) $factory[0]) {
+                continue;
+            }
+
+            if ('get'.ucfirst(substr($bag, 8, -4)).'Bag' !== $factory[1]) {
+                continue;
+            }
+
+            $bags[$bag]->setFactory(null);
+        }
+    }
+}