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43 lines
1.5 KiB
43 lines
1.5 KiB
/* |
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* Copyright 2002-2024 the original author or authors. |
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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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* https://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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"use strict"; |
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const holder = { |
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controller: new AbortController(), |
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}; |
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/** |
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* Returns a new AbortSignal to be used in the options for the registration and authentication ceremonies. |
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* Aborts the existing AbortController if it exists, cancelling any existing ceremony. |
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* |
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* The authentication ceremony, when triggered with conditional mediation, shows a non-modal |
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* interaction. If the user does not interact with the non-modal dialog, the existing ceremony MUST |
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* be cancelled before initiating a new one, hence the need for a singleton AbortController. |
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* |
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* @returns {AbortSignal} a new, non-aborted AbortSignal |
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*/ |
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function newSignal() { |
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if (!!holder.controller) { |
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holder.controller.abort("Initiating new WebAuthN ceremony, cancelling current ceremony"); |
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} |
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holder.controller = new AbortController(); |
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return holder.controller.signal; |
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} |
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export default { |
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newSignal, |
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};
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