updated plugin WP-WebAuthn version 1.3.1

wp-content/plugins/wp-webauthn/wp-webauthn-vendor/web-token/jwt-signature/Signature.php

@@ -0,0 +1,134 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2014-2020 Spomky-Labs
+ *
+ * This software may be modified and distributed under the terms
+ * of the MIT license.  See the LICENSE file for details.
+ */
+
+namespace Jose\Component\Signature;
+
+use function array_key_exists;
+use InvalidArgumentException;
+
+class Signature
+{
+    /**
+     * @var null|string
+     */
+    private $encodedProtectedHeader;
+
+    /**
+     * @var array
+     */
+    private $protectedHeader;
+
+    /**
+     * @var array
+     */
+    private $header;
+
+    /**
+     * @var string
+     */
+    private $signature;
+
+    public function __construct(string $signature, array $protectedHeader, ?string $encodedProtectedHeader, array $header)
+    {
+        $this->protectedHeader = null === $encodedProtectedHeader ? [] : $protectedHeader;
+        $this->encodedProtectedHeader = $encodedProtectedHeader;
+        $this->signature = $signature;
+        $this->header = $header;
+    }
+
+    /**
+     * The protected header associated with the signature.
+     */
+    public function getProtectedHeader(): array
+    {
+        return $this->protectedHeader;
+    }
+
+    /**
+     * The unprotected header associated with the signature.
+     */
+    public function getHeader(): array
+    {
+        return $this->header;
+    }
+
+    /**
+     * The protected header associated with the signature.
+     */
+    public function getEncodedProtectedHeader(): ?string
+    {
+        return $this->encodedProtectedHeader;
+    }
+
+    /**
+     * Returns the value of the protected header of the specified key.
+     *
+     * @param string $key The key
+     *
+     * @throws InvalidArgumentException if the header parameter does not exist
+     *
+     * @return null|mixed Header value
+     */
+    public function getProtectedHeaderParameter(string $key)
+    {
+        if ($this->hasProtectedHeaderParameter($key)) {
+            return $this->getProtectedHeader()[$key];
+        }
+
+        throw new InvalidArgumentException(sprintf('The protected header "%s" does not exist', $key));
+    }
+
+    /**
+     * Returns true if the protected header has the given parameter.
+     *
+     * @param string $key The key
+     */
+    public function hasProtectedHeaderParameter(string $key): bool
+    {
+        return array_key_exists($key, $this->getProtectedHeader());
+    }
+
+    /**
+     * Returns the value of the unprotected header of the specified key.
+     *
+     * @param string $key The key
+     *
+     * @return null|mixed Header value
+     */
+    public function getHeaderParameter(string $key)
+    {
+        if ($this->hasHeaderParameter($key)) {
+            return $this->header[$key];
+        }
+
+        throw new InvalidArgumentException(sprintf('The header "%s" does not exist', $key));
+    }
+
+    /**
+     * Returns true if the unprotected header has the given parameter.
+     *
+     * @param string $key The key
+     */
+    public function hasHeaderParameter(string $key): bool
+    {
+        return array_key_exists($key, $this->header);
+    }
+
+    /**
+     * Returns the value of the signature.
+     */
+    public function getSignature(): string
+    {
+        return $this->signature;
+    }
+}