OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	08/12/2024 10:33:10 AM	rwxr-xr-x
📄 AccessToken.php	17.53 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 ApplicationDefaultCredentials.php	14.06 KB	08/12/2024 10:33:10 AM	rw-r--r--
📁 Cache	-	08/12/2024 10:33:42 AM	rwxr-xr-x
📄 CacheTrait.php	2.66 KB	08/12/2024 10:33:10 AM	rw-r--r--
📁 CredentialSource	-	08/12/2024 10:33:42 AM	rwxr-xr-x
📁 Credentials	-	08/12/2024 10:33:42 AM	rwxr-xr-x
📄 CredentialsLoader.php	9.75 KB	08/12/2024 10:33:10 AM	rw-r--r--
📁 ExecutableHandler	-	08/12/2024 10:33:42 AM	rwxr-xr-x
📄 ExternalAccountCredentialSourceInterface.php	826 bytes	08/12/2024 10:33:10 AM	rw-r--r--
📄 FetchAuthTokenCache.php	10.89 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 FetchAuthTokenInterface.php	1.68 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 GCECache.php	2.39 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 GetQuotaProjectInterface.php	980 bytes	08/12/2024 10:33:10 AM	rw-r--r--
📄 GetUniverseDomainInterface.php	1.09 KB	08/12/2024 10:33:10 AM	rw-r--r--
📁 HttpHandler	-	08/12/2024 10:33:42 AM	rwxr-xr-x
📄 Iam.php	3.57 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 IamSignerTrait.php	2.47 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 MetricsTrait.php	4.01 KB	08/12/2024 10:33:10 AM	rw-r--r--
📁 Middleware	-	08/12/2024 10:33:43 AM	rwxr-xr-x
📄 OAuth2.php	50.12 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 ProjectIdProviderInterface.php	994 bytes	08/12/2024 10:33:10 AM	rw-r--r--
📄 ServiceAccountSignerTrait.php	1.87 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 SignBlobInterface.php	1.54 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 UpdateMetadataInterface.php	1.26 KB	08/12/2024 10:33:10 AM	rw-r--r--
📄 UpdateMetadataTrait.php	2.46 KB	08/12/2024 10:33:10 AM	rw-r--r--

Editing: UpdateMetadataTrait.php

<?php
/*
 * Copyright 2023 Google LLC
 *
 * 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.
 */

namespace Google\Auth;

/**
 * Provides shared methods for updating request metadata (request headers).
 *
 * Should implement {@see UpdateMetadataInterface} and {@see FetchAuthTokenInterface}.
 *
 * @internal
 */
trait UpdateMetadataTrait
{
    use MetricsTrait;

/**
     * export a callback function which updates runtime metadata.
     *
     * @return callable updateMetadata function
     * @deprecated
     */
    public function getUpdateMetadataFunc()
    {
        return [$this, 'updateMetadata'];
    }

/**
     * Updates metadata with the authorization token.
     *
     * @param array<mixed> $metadata metadata hashmap
     * @param string $authUri optional auth uri
     * @param callable $httpHandler callback which delivers psr7 request
     * @return array<mixed> updated metadata hashmap
     */
    public function updateMetadata(
        $metadata,
        $authUri = null,
        callable $httpHandler = null
    ) {
        $metadata_copy = $metadata;

// We do need to set the service api usage metrics irrespective even if
        // the auth token is set because invoking this method with auth tokens
        // would mean the intention is to just explicitly set the metrics metadata.
        $metadata_copy = $this->applyServiceApiUsageMetrics($metadata_copy);

if (isset($metadata_copy[self::AUTH_METADATA_KEY])) {
            // Auth metadata has already been set
            return $metadata_copy;
        }
        $result = $this->fetchAuthToken($httpHandler);
        if (isset($result['access_token'])) {
            $metadata_copy[self::AUTH_METADATA_KEY] = ['Bearer ' . $result['access_token']];
        } elseif (isset($result['id_token'])) {
            $metadata_copy[self::AUTH_METADATA_KEY] = ['Bearer ' . $result['id_token']];
        }
        return $metadata_copy;
    }
}