EnsureServiceAccount.php

<?php namespace App\Http\Middleware;

/**
 * Copyright 2025 OpenStack Foundation
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/

use Closure;
use models\oauth2\IResourceServerContext;
use Illuminate\Support\Facades\Response;

final class EnsureServiceAccount
{
    /**
     * @var IResourceServerContext
     */
    private $context;

    /**
     * EnsureServiceAccount constructor.
     * @param IResourceServerContext $context
     */
    public function __construct(IResourceServerContext $context)
    {
        $this->context = $context;
    }

    /**
     * @param $request
     * @param Closure $next
     * @return \Illuminate\Http\JsonResponse|mixed
     */
    public function handle($request, Closure $next)
    {
        $application_type = $this->context->getApplicationType();
        if ($application_type != IResourceServerContext::ApplicationType_Service) {
            return Response::json(['error' => 'Only service accounts are allowed.'], 403);
        }
        return $next($request);
    }
}