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application/Espo/Core/Authentication/Jwt/Token.php

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+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Core\Authentication\Jwt;
+
+use Espo\Core\Authentication\Jwt\Token\Header;
+use Espo\Core\Authentication\Jwt\Token\Payload;
+use RuntimeException;
+
+/**
+ * JWT token.
+ *
+ * Immutable.
+ */
+class Token
+{
+    private string $token;
+    private string $headerPart;
+    private string $payloadPart;
+    private string $signaturePart;
+    private string $headerRaw;
+    private string $payloadRaw;
+    private string $signatureRaw;
+    private Header $header;
+    private Payload $payload;
+
+    private function __construct(string $token)
+    {
+        $this->token = $token;
+
+        $parts = explode('.', $token);
+
+        if (count($parts) < 3) {
+            throw new RuntimeException("Too few JWT parts.");
+        }
+
+        list($this->headerPart, $this->payloadPart, $this->signaturePart) = $parts;
+
+        $this->headerRaw = Util::base64UrlDecode($this->headerPart);
+        $this->payloadRaw = Util::base64UrlDecode($this->payloadPart);
+        $this->signatureRaw = Util::base64UrlDecode($this->signaturePart);
+
+        $this->header = Header::fromRaw($this->headerRaw);
+        $this->payload = Payload::fromRaw($this->payloadRaw);
+    }
+
+    public static function create(string $token): self
+    {
+        return new self($token);
+    }
+
+    public function getToken(): string
+    {
+        return $this->token;
+    }
+
+    public function getSigningInput(): string
+    {
+        return $this->headerPart . '.' . $this->payloadPart;
+    }
+
+    public function getHeader(): Header
+    {
+        return $this->header;
+    }
+
+    public function getPayload(): Payload
+    {
+        return $this->payload;
+    }
+
+    public function getSignature(): string
+    {
+        return $this->signatureRaw;
+    }
+
+    public function getHeaderRaw(): string
+    {
+        return $this->headerRaw;
+    }
+
+    public function getPayloadRaw(): string
+    {
+        return $this->payloadRaw;
+    }
+}