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Directory >> /home/softsuitetech/public_html/DEMO/erpdemo/vendor/google/auth/src/

File / Folder	Size	Action
.	-
Cache	--	ren
CredentialSource	--	ren
Credentials	--	ren
HttpHandler	--	ren
Middleware	--	ren
.htaccess	0.27KB	edt ren
AccessToken.php	17.067KB	edt ren
ApplicationDefaultCrede...	13.713KB	edt ren
CacheTrait.php	2.548KB	edt ren
CredentialsLoader.php	9.468KB	edt ren
ExternalAccountCredenti...	0.74KB	edt ren
FetchAuthTokenCache.php	10.555KB	edt ren
FetchAuthTokenInterface...	1.628KB	edt ren
GCECache.php	2.306KB	edt ren
GetQuotaProjectInterfac...	0.925KB	edt ren
GetUniverseDomainInterf...	1.06KB	edt ren
Iam.php	3.465KB	edt ren
IamSignerTrait.php	2.4KB	edt ren
OAuth2.php	47.575KB	edt ren
ProjectIdProviderInterf...	0.939KB	edt ren
ServiceAccountSignerTra...	1.813KB	edt ren
SignBlobInterface.php	1.495KB	edt ren
UpdateMetadataInterface...	1.216KB	edt ren
UpdateMetadataTrait.php	2.042KB	edt ren

<?php
/*
 * Copyright 2019 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;

use Google\Auth\HttpHandler\HttpClientCache;
use Google\Auth\HttpHandler\HttpHandlerFactory;
use GuzzleHttp\Psr7;
use GuzzleHttp\Psr7\Utils;

/**
 * Tools for using the IAM API.
 *
 * @see https://cloud.google.com/iam/docs IAM Documentation
 */
class Iam
{
    /**
     * @deprecated
     */
    const IAM_API_ROOT = 'https://iamcredentials.googleapis.com/v1';
    const SIGN_BLOB_PATH = '%s:signBlob?alt=json';
    const SERVICE_ACCOUNT_NAME = 'projects/-/serviceAccounts/%s';
    private const IAM_API_ROOT_TEMPLATE = 'https://iamcredentials.UNIVERSE_DOMAIN/v1';

/**
     * @var callable
     */
    private $httpHandler;

private string $universeDomain;

/**
     * @param callable $httpHandler [optional] The HTTP Handler to send requests.
     */
    public function __construct(
        callable $httpHandler = null,
        string $universeDomain = GetUniverseDomainInterface::DEFAULT_UNIVERSE_DOMAIN
    ) {
        $this->httpHandler = $httpHandler
            ?: HttpHandlerFactory::build(HttpClientCache::getHttpClient());
        $this->universeDomain = $universeDomain;
    }

/**
     * Sign a string using the IAM signBlob API.
     *
     * Note that signing using IAM requires your service account to have the
     * `iam.serviceAccounts.signBlob` permission, part of the "Service Account
     * Token Creator" IAM role.
     *
     * @param string $email The service account email.
     * @param string $accessToken An access token from the service account.
     * @param string $stringToSign The string to be signed.
     * @param array<string> $delegates [optional] A list of service account emails to
     *        add to the delegate chain. If omitted, the value of `$email` will
     *        be used.
     * @return string The signed string, base64-encoded.
     */
    public function signBlob($email, $accessToken, $stringToSign, array $delegates = [])
    {
        $httpHandler = $this->httpHandler;
        $name = sprintf(self::SERVICE_ACCOUNT_NAME, $email);
        $apiRoot = str_replace('UNIVERSE_DOMAIN', $this->universeDomain, self::IAM_API_ROOT_TEMPLATE);
        $uri = $apiRoot . '/' . sprintf(self::SIGN_BLOB_PATH, $name);

if ($delegates) {
            foreach ($delegates as &$delegate) {
                $delegate = sprintf(self::SERVICE_ACCOUNT_NAME, $delegate);
            }
        } else {
            $delegates = [$name];
        }

$body = [
            'delegates' => $delegates,
            'payload' => base64_encode($stringToSign),
        ];

$headers = [
            'Authorization' => 'Bearer ' . $accessToken
        ];

$request = new Psr7\Request(
            'POST',
            $uri,
            $headers,
            Utils::streamFor(json_encode($body))
        );

$res = $httpHandler($request);
        $body = json_decode((string) $res->getBody(), true);

return $body['signedBlob'];
    }
}

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