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vendor/symfony/http-foundation/Session/Flash/FlashBag.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\HttpFoundation\Session\Flash;
+
+/**
+ * FlashBag flash message container.
+ *
+ * @author Drak <drak@zikula.org>
+ */
+class FlashBag implements FlashBagInterface
+{
+    private string $name = 'flashes';
+    private array $flashes = [];
+    private string $storageKey;
+
+    /**
+     * @param string $storageKey The key used to store flashes in the session
+     */
+    public function __construct(string $storageKey = '_symfony_flashes')
+    {
+        $this->storageKey = $storageKey;
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    /**
+     * @return void
+     */
+    public function setName(string $name)
+    {
+        $this->name = $name;
+    }
+
+    /**
+     * @return void
+     */
+    public function initialize(array &$flashes)
+    {
+        $this->flashes = &$flashes;
+    }
+
+    /**
+     * @return void
+     */
+    public function add(string $type, mixed $message)
+    {
+        $this->flashes[$type][] = $message;
+    }
+
+    public function peek(string $type, array $default = []): array
+    {
+        return $this->has($type) ? $this->flashes[$type] : $default;
+    }
+
+    public function peekAll(): array
+    {
+        return $this->flashes;
+    }
+
+    public function get(string $type, array $default = []): array
+    {
+        if (!$this->has($type)) {
+            return $default;
+        }
+
+        $return = $this->flashes[$type];
+
+        unset($this->flashes[$type]);
+
+        return $return;
+    }
+
+    public function all(): array
+    {
+        $return = $this->peekAll();
+        $this->flashes = [];
+
+        return $return;
+    }
+
+    /**
+     * @return void
+     */
+    public function set(string $type, string|array $messages)
+    {
+        $this->flashes[$type] = (array) $messages;
+    }
+
+    /**
+     * @return void
+     */
+    public function setAll(array $messages)
+    {
+        $this->flashes = $messages;
+    }
+
+    public function has(string $type): bool
+    {
+        return \array_key_exists($type, $this->flashes) && $this->flashes[$type];
+    }
+
+    public function keys(): array
+    {
+        return array_keys($this->flashes);
+    }
+
+    public function getStorageKey(): string
+    {
+        return $this->storageKey;
+    }
+
+    public function clear(): mixed
+    {
+        return $this->all();
+    }
+}