60 lines
1.4 KiB
PHP
60 lines
1.4 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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* Interface UpgradeWizardInterface
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*/
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interface UpgradeWizardInterface
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{
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/**
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* Return the speaking name of this wizard
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*/
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public function getTitle(): string;
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/**
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* Return the description for this wizard
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*/
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public function getDescription(): string;
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/**
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* Execute the update
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*
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* Called when a wizard reports that an update is necessary
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*/
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public function executeUpdate(): bool;
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/**
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* Is an update necessary?
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*
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* Is used to determine whether a wizard needs to be run.
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* Check if data for migration exists.
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*/
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public function updateNecessary(): bool;
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/**
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* Returns an array of class names of Prerequisite classes
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*
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* This way a wizard can define dependencies like "database up-to-date" or
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* "reference index updated"
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*
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* @return string[]
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*/
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public function getPrerequisites(): array;
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}
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