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<?php |
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/* |
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* Copyright 2023 Google LLC |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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|
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namespace Google\Auth; |
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|
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/** |
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* Provides shared methods for updating request metadata (request headers). |
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* |
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* Should implement {@see UpdateMetadataInterface} and {@see FetchAuthTokenInterface}. |
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* |
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* @internal |
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*/ |
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trait UpdateMetadataTrait |
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{ |
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/** |
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* export a callback function which updates runtime metadata. |
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* |
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* @return callable updateMetadata function |
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* @deprecated |
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*/ |
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public function getUpdateMetadataFunc() |
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{ |
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return [$this, 'updateMetadata']; |
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} |
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|
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/** |
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* Updates metadata with the authorization token. |
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* |
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* @param array<mixed> $metadata metadata hashmap |
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* @param string $authUri optional auth uri |
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* @param callable $httpHandler callback which delivers psr7 request |
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* @return array<mixed> updated metadata hashmap |
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*/ |
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public function updateMetadata( |
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$metadata, |
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$authUri = null, |
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?callable $httpHandler = null |
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) { |
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if (isset($metadata[self::AUTH_METADATA_KEY])) { |
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// Auth metadata has already been set |
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return $metadata; |
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} |
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$result = $this->fetchAuthToken($httpHandler); |
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$metadata_copy = $metadata; |
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if (isset($result['access_token'])) { |
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$metadata_copy[self::AUTH_METADATA_KEY] = ['Bearer ' . $result['access_token']]; |
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} elseif (isset($result['id_token'])) { |
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$metadata_copy[self::AUTH_METADATA_KEY] = ['Bearer ' . $result['id_token']]; |
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} |
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return $metadata_copy; |
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} |
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} |
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|
