nextcloud/core/Command/Db/Migrations/GenerateCommand.php

131 lines
3.2 KiB
PHP

<?php
/**
* @author Thomas Müller <thomas.mueller@tmit.eu>
*
* @copyright Copyright (c) 2017, ownCloud GmbH
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC\Core\Command\Db\Migrations;
use OC\DB\MigrationService;
use OC\Migration\ConsoleOutput;
use OCP\IDBConnection;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Exception\RuntimeException;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
class GenerateCommand extends Command {
private static $_templateSimple =
'<?php
namespace <namespace>;
use OCP\Migration\SimpleMigrationStep;
use OCP\Migration\IOutput;
/**
* Auto-generated migration step: Please modify to your needs!
*/
class Version<version> extends SimpleMigrationStep {
/**
* @param IOutput $output
* @since 13.0.0
*/
public function preSchemaChange(IOutput $output) {
}
/**
* @param \Closure $schema The `\Closure` returns a `Schema`
* @param array $options
* @return null|Schema
* @since 13.0.0
*/
public function changeSchema(\Closure $schema, array $options) {
return null;
}
/**
* @param IOutput $output
* @since 13.0.0
*/
public function postSchemaChange(IOutput $output) {
}
}
';
/** @var IDBConnection */
private $connection;
/**
* @param IDBConnection $connection
*/
public function __construct(IDBConnection $connection) {
$this->connection = $connection;
parent::__construct();
}
protected function configure() {
$this
->setName('migrations:generate')
->addArgument('app', InputArgument::REQUIRED, 'Name of the app this migration command shall work on')
;
parent::configure();
}
public function execute(InputInterface $input, OutputInterface $output) {
$appName = $input->getArgument('app');
$ms = new MigrationService($appName, $this->connection, new ConsoleOutput($output));
$version = date('YmdHis');
$path = $this->generateMigration($ms, $version);
$output->writeln("New migration class has been generated to <info>$path</info>");
}
/**
* @param MigrationService $ms
* @param string $version
* @return string
*/
private function generateMigration(MigrationService $ms, $version) {
$placeHolders = [
'<namespace>',
'<version>',
];
$replacements = [
$ms->getMigrationsNamespace(),
$version,
];
$code = str_replace($placeHolders, $replacements, self::$_templateSimple);
$dir = $ms->getMigrationsDirectory();
$path = $dir . '/Version' . $version . '.php';
if (file_put_contents($path, $code) === false) {
throw new RuntimeException('Failed to generate new migration step.');
}
return $path;
}
}