2023-05-02 14:49:16 +08:00
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<?php
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2023-05-04 22:29:50 +08:00
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2023-05-02 14:49:16 +08:00
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/*
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* Copyright © 2016 - 2023 筱锋xiao_lfeng. All Rights Reserved.
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* 开发开源遵循 MIT 许可，若需商用请联系开发者
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* https://www.x-lf.com/
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*/
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2023-05-04 22:29:50 +08:00
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namespace Mailer;
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2023-05-02 14:49:16 +08:00
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/**
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* OAuthTokenProvider - OAuth2 token provider interface.
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* Provides base64 encoded OAuth2 auth strings for SMTP authentication.
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*
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* @see OAuth
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* @see SMTP::authenticate()
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*
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* @author Peter Scopes (pdscopes)
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* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
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*/
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interface OAuthTokenProvider
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{
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/**
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* Generate a base64-encoded OAuth token ensuring that the access token has not expired.
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* The string to be base 64 encoded should be in the form:
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* "user=<user_email_address>\001auth=Bearer <access_token>\001\001"
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*
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* @return string
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*/
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public function getOauth64();
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}
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