snapshot of https://github.com/espocrm/espocrm.git (master, 2026-09-18; blobs > 131072B omitted)

application/Espo/Tools/OAuthServer/EntryPoints/TokenRevoke.php

@@ -0,0 +1,173 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2026 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\Tools\OAuthServer\EntryPoints;
+
+use Espo\Core\Api\Request;
+use Espo\Core\Api\Response;
+use Espo\Core\EntryPoint\EntryPoint;
+use Espo\Core\Exceptions\BadRequest;
+use Espo\Core\Exceptions\Unauthorized;
+use Espo\Tools\OAuthServer\Revoke\Data;
+use Espo\Tools\OAuthServer\Revoke\TokenRevokeService;
+use Espo\Tools\OAuthServer\Utils\ErrorResponseComposer;
+
+/**
+ * @noinspection PhpUnused
+ */
+class TokenRevoke implements EntryPoint
+{
+    private const string HEADER_AUTHORIZATION = 'Authorization';
+
+    public function __construct(
+        private TokenRevokeService $service,
+    ) {}
+
+    public function run(Request $request, Response $response): void
+    {
+        $token = $request->getParsedBody()->token ?? throw new BadRequest("No 'token'.");
+        $tokenTypeHint = $request->getParsedBody()->token_type_hint ?? null;
+
+        [$clientId, $clientSecret] = $this->obtainAuthorizationFromHeader($request);
+
+        $clientId ??= $request->getParsedBody()->client_id ?? throw new BadRequest("No client ID.");
+        $clientSecret ??= $request->getParsedBody()->client_secret ?? null;
+
+        if (!is_string($clientId)) {
+            throw new BadRequest("Bad 'client_id' value");
+        }
+
+        if ($clientSecret !== null && !is_string($clientSecret)) {
+            throw new BadRequest("Bad 'client_secret' value");
+        }
+
+        if (!is_string($token)) {
+            throw new BadRequest("Bad 'token' value.");
+        }
+
+        if ($tokenTypeHint !== null && !is_string($tokenTypeHint)) {
+            throw new BadRequest("Bad 'token_type_hint' value.");
+        }
+
+        if (!$this->isTokenTypeValid($tokenTypeHint)) {
+            $response->applyPsr7(
+                ErrorResponseComposer::compose(
+                    error: 'unsupported_token_type',
+                    errorDescription: 'Token type is not supported.',
+                    statusCode: 400,
+                )->toPsr7()
+            );
+
+            return;
+        }
+
+        $data = new Data(
+            clientId: $clientId,
+            clientSecret: $clientSecret,
+            token: $token,
+            tokenTypeHint: $tokenTypeHint,
+        );
+
+        try {
+            $this->service->revoke($data);
+        } catch (Unauthorized) {
+            $response->applyPsr7(
+                ErrorResponseComposer::compose(
+                    error: 'invalid_client',
+                    errorDescription: 'Invalid client credentials.',
+                    statusCode: 401,
+                )->toPsr7()
+            );
+        }
+    }
+
+    private function isTokenTypeValid(?string $tokenTypeHint): bool
+    {
+        return
+            $tokenTypeHint === null ||
+            in_array($tokenTypeHint, [
+                TokenRevokeService::TYPE_ACCESS_TOKEN,
+                TokenRevokeService::TYPE_REFRESH_TOKEN,
+            ]);
+    }
+
+    /**
+     * @return array{?string, ?string}
+     * @throws BadRequest
+     */
+    private function obtainAuthorizationFromHeader(Request $request): array
+    {
+        $headerValue = $request->getHeader(self::HEADER_AUTHORIZATION);
+
+        if (!$headerValue) {
+            return [null, null];
+        }
+
+        $prefix = 'Basic ';
+
+        if (!str_starts_with($headerValue, $prefix)) {
+            return [null, null];
+        }
+
+        $string = substr($headerValue, strlen($prefix));
+
+        [$clientId, $clientSecret] = self::decodeAuthorizationString($string);
+
+        if (!$clientId) {
+            $clientId = null;
+        }
+
+        if (!$clientSecret) {
+            $clientSecret = null;
+        }
+
+        return [$clientId, $clientSecret];
+    }
+
+    /**
+     * @return array{string, string}
+     * @throws BadRequest
+     */
+    private function decodeAuthorizationString(string $string): array
+    {
+        /** @var string $stringDecoded */
+        $stringDecoded = base64_decode($string);
+
+        if (!str_contains($stringDecoded, ':')) {
+            throw new BadRequest("Bad authorization string.");
+        }
+
+        [$username, $password] = explode(':', $stringDecoded, 2);
+
+        $username = trim($username);
+        $password = trim($password);
+
+        return [$username, $password];
+    }
+}