Viewing file:  UserRefreshCredentials.php (4.37 KB) -rw-r--r--
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<?php
/*
* Copyright 2015 Google Inc.
*
* 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\Credentials;
use Google\Auth\CredentialsLoader;
use Google\Auth\GetQuotaProjectInterface;
use Google\Auth\OAuth2;
/**
* Authenticates requests using User Refresh credentials.
*
* This class allows authorizing requests from user refresh tokens.
*
* This the end of the result of a 3LO flow. E.g, the end result of
* 'gcloud auth login' saves a file with these contents in well known
* location
*
* @see [Application Default Credentials](http://goo.gl/mkAHpZ)
*/
class UserRefreshCredentials extends CredentialsLoader implements GetQuotaProjectInterface
{
/**
* The OAuth2 instance used to conduct authorization.
*
* @var OAuth2
*/
protected $auth;
/**
* The quota project associated with the JSON credentials
*
* @var string
*/
protected $quotaProject;
/**
* Create a new UserRefreshCredentials.
*
* @param string|string[] $scope the scope of the access request, expressed
* either as an Array or as a space-delimited String.
* @param string|array<mixed> $jsonKey JSON credential file path or JSON credentials
* as an associative array
*/
public function __construct(
$scope,
$jsonKey
) {
if (is_string($jsonKey)) {
if (!file_exists($jsonKey)) {
throw new \InvalidArgumentException('file does not exist');
}
$json = file_get_contents($jsonKey);
if (!$jsonKey = json_decode((string) $json, true)) {
throw new \LogicException('invalid json for auth config');
}
}
if (!array_key_exists('client_id', $jsonKey)) {
throw new \InvalidArgumentException(
'json key is missing the client_id field'
);
}
if (!array_key_exists('client_secret', $jsonKey)) {
throw new \InvalidArgumentException(
'json key is missing the client_secret field'
);
}
if (!array_key_exists('refresh_token', $jsonKey)) {
throw new \InvalidArgumentException(
'json key is missing the refresh_token field'
);
}
$this->auth = new OAuth2([
'clientId' => $jsonKey['client_id'],
'clientSecret' => $jsonKey['client_secret'],
'refresh_token' => $jsonKey['refresh_token'],
'scope' => $scope,
'tokenCredentialUri' => self::TOKEN_CREDENTIAL_URI,
]);
if (array_key_exists('quota_project_id', $jsonKey)) {
$this->quotaProject = (string) $jsonKey['quota_project_id'];
}
}
/**
* @param callable $httpHandler
*
* @return array<mixed> {
* A set of auth related metadata, containing the following
*
* @type string $access_token
* @type int $expires_in
* @type string $scope
* @type string $token_type
* @type string $id_token
* }
*/
public function fetchAuthToken(callable $httpHandler = null)
{
return $this->auth->fetchAuthToken($httpHandler);
}
/**
* @return string
*/
public function getCacheKey()
{
return $this->auth->getClientId() . ':' . $this->auth->getCacheKey();
}
/**
* @return array<mixed>
*/
public function getLastReceivedToken()
{
return $this->auth->getLastReceivedToken();
}
/**
* Get the quota project used for this API request
*
* @return string|null
*/
public function getQuotaProject()
{
return $this->quotaProject;
}
/**
* Get the granted scopes (if they exist) for the last fetched token.
*
* @return string|null
*/
public function getGrantedScope()
{
return $this->auth->getGrantedScope();
}
}
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