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Add version handling to IMigrator
Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>
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2 changed files with 63 additions and 0 deletions
lib/public/UserMigration
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@ -6,6 +6,7 @@ declare(strict_types=1);
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* @copyright 2022 Christopher Ng <chrng8@gmail.com>
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*
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* @author Christopher Ng <chrng8@gmail.com>
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* @author Côme Chilliet <come.chilliet@nextcloud.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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@ -55,4 +56,18 @@ interface IMigrator {
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IImportSource $importSource,
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OutputInterface $output
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): void;
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/**
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* Returns the version of the export format for this migrator
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*
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* @since 24.0.0
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*/
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public function getVersion(): int;
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/**
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* Checks whether it is able to import a version of the export format for this migrator
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*
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* @since 24.0.0
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*/
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public function canImport(int $version): bool;
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}
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48
lib/public/UserMigration/TMigratorBasicVersionHandling.php
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48
lib/public/UserMigration/TMigratorBasicVersionHandling.php
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@ -0,0 +1,48 @@
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<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2022 Côme Chilliet <come.chilliet@nextcloud.com>
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*
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* @author Côme Chilliet <come.chilliet@nextcloud.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OCP\UserMigration;
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/**
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* Basic version handling: we can import older versions but not newer ones
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*/
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trait TMigratorBasicVersionHandling {
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protected int $version = 1;
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/**
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* {@inheritDoc}
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*/
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public function getVersion(): int {
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return $this->version;
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}
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/**
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* {@inheritDoc}
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*/
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public function canImport(int $version): bool {
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return ($this->version >= $version);
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}
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}
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