52 lines
1.2 KiB
PHP
52 lines
1.2 KiB
PHP
<?php
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declare(strict_types=1);
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Core\Upgrades;
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/**
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* UpgradeWizard Prerequisites
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*/
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interface PrerequisiteInterface
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{
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/**
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* Get speaking name of this prerequisite
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*/
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public function getTitle(): string;
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/**
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* Ensure this prerequisite is fulfilled
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*
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* Gets called if "isFulfilled" returns false
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* and should ensure the prerequisite
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*
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* Returns true on success, false on error
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*
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* @see isFulfilled
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*/
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public function ensure(): bool;
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/**
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* Is this prerequisite met?
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*
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* Checks whether this prerequisite is fulfilled. If it is not,
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* ensure should be called to fulfill it.
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*
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* @see ensure
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*/
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public function isFulfilled(): bool;
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}
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