primo commit

libraries/vendor/web-token/jwt-library/Encryption/Serializer/JWESerializerManager.php

@@ -0,0 +1,78 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Jose\Component\Encryption\Serializer;
+
+use InvalidArgumentException;
+use Jose\Component\Encryption\JWE;
+
+class JWESerializerManager
+{
+    /**
+     * @var JWESerializer[]
+     */
+    private array $serializers = [];
+
+    /**
+     * @param JWESerializer[] $serializers
+     */
+    public function __construct(iterable $serializers)
+    {
+        foreach ($serializers as $serializer) {
+            $this->add($serializer);
+        }
+    }
+
+    /**
+     * Return the serializer names supported by the manager.
+     *
+     * @return string[]
+     */
+    public function names(): array
+    {
+        return array_keys($this->serializers);
+    }
+
+    /**
+     * Converts a JWE into a string. Throws an exception if none of the serializer was able to convert the input.
+     */
+    public function serialize(string $name, JWE $jws, ?int $recipientIndex = null): string
+    {
+        if (! isset($this->serializers[$name])) {
+            throw new InvalidArgumentException(sprintf('Unsupported serializer "%s".', $name));
+        }
+
+        return $this->serializers[$name]->serialize($jws, $recipientIndex);
+    }
+
+    /**
+     * Loads data and return a JWE object. Throws an exception if none of the serializer was able to convert the input.
+     *
+     * @param string $input A string that represents a JWE
+     * @param string|null $name the name of the serializer if the input is unserialized
+     */
+    public function unserialize(string $input, ?string &$name = null): JWE
+    {
+        foreach ($this->serializers as $serializer) {
+            try {
+                $jws = $serializer->unserialize($input);
+                $name = $serializer->name();
+
+                return $jws;
+            } catch (InvalidArgumentException) {
+                continue;
+            }
+        }
+
+        throw new InvalidArgumentException('Unsupported input.');
+    }
+
+    /**
+     * Adds a serializer to the manager.
+     */
+    private function add(JWESerializer $serializer): void
+    {
+        $this->serializers[$serializer->name()] = $serializer;
+    }
+}