1 files changed, 159 insertions, 0 deletions

diff --git a/vendor/web-token/jwt-signature/JWS.php b/vendor/web-token/jwt-signature/JWS.php
new file mode 100644
index 0000000..fe94f33
--- /dev/null
+++ b/vendor/web-token/jwt-signature/JWS.php
@@ -0,0 +1,159 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2014-2018 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 Jose\Component\Core\JWT;
+
+class JWS implements JWT
+{
+    /**
+     * @var bool
+     */
+    private $isPayloadDetached = false;
+
+    /**
+     * @var string|null
+     */
+    private $encodedPayload = null;
+
+    /**
+     * @var Signature[]
+     */
+    private $signatures = [];
+
+    /**
+     * @var string|null
+     */
+    private $payload = null;
+
+    /**
+     * JWS constructor.
+     */
+    private function __construct(?string $payload, ?string $encodedPayload = null, bool $isPayloadDetached = false)
+    {
+        $this->payload = $payload;
+        $this->encodedPayload = $encodedPayload;
+        $this->isPayloadDetached = $isPayloadDetached;
+    }
+
+    /**
+     * Creates a JWS object.
+     *
+     * @return JWS
+     */
+    public static function create(?string $payload, ?string $encodedPayload = null, bool $isPayloadDetached = false): self
+    {
+        return new self($payload, $encodedPayload, $isPayloadDetached);
+    }
+
+    public function getPayload(): ?string
+    {
+        return $this->payload;
+    }
+
+    /**
+     * Returns true if the payload is detached.
+     */
+    public function isPayloadDetached(): bool
+    {
+        return $this->isPayloadDetached;
+    }
+
+    /**
+     * Returns the Base64Url encoded payload.
+     * If the payload is detached, this method returns null.
+     */
+    public function getEncodedPayload(): ?string
+    {
+        if (true === $this->isPayloadDetached()) {
+            return null;
+        }
+
+        return $this->encodedPayload;
+    }
+
+    /**
+     * Returns the signatures associated with the JWS.
+     *
+     * @return Signature[]
+     */
+    public function getSignatures(): array
+    {
+        return $this->signatures;
+    }
+
+    /**
+     * Returns the signature at the given index.
+     */
+    public function getSignature(int $id): Signature
+    {
+        if (isset($this->signatures[$id])) {
+            return $this->signatures[$id];
+        }
+
+        throw new \InvalidArgumentException('The signature does not exist.');
+    }
+
+    /**
+     * This method adds a signature to the JWS object.
+     * Its returns a new JWS object.
+     *
+     * @internal
+     *
+     * @return JWS
+     */
+    public function addSignature(string $signature, array $protectedHeader, ?string $encodedProtectedHeader, array $header = []): self
+    {
+        $jws = clone $this;
+        $jws->signatures[] = Signature::create($signature, $protectedHeader, $encodedProtectedHeader, $header);
+
+        return $jws;
+    }
+
+    /**
+     * Returns the number of signature associated with the JWS.
+     */
+    public function countSignatures(): int
+    {
+        return \count($this->signatures);
+    }
+
+    /**
+     * This method splits the JWS into a list of JWSs.
+     * It is only useful when the JWS contains more than one signature (JSON General Serialization).
+     *
+     * @return JWS[]
+     */
+    public function split(): array
+    {
+        $result = [];
+        foreach ($this->signatures as $signature) {
+            $jws = self::create(
+                $this->payload,
+                $this->encodedPayload,
+                $this->isPayloadDetached
+            );
+            $jws = $jws->addSignature(
+                 $signature->getSignature(),
+                 $signature->getProtectedHeader(),
+                 $signature->getEncodedProtectedHeader(),
+                 $signature->getHeader()
+             );
+
+            $result[] = $jws;
+        }
+
+        return $result;
+    }
+}