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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2022 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\Circles\Migration;
use Closure;
use Doctrine\DBAL\Schema\SchemaException;
use OC\DB\Connection;
use OCP\DB\ISchemaWrapper;
use OCP\Migration\IOutput;
use OCP\Migration\SimpleMigrationStep;
/**
* Class Version0021Date20210105123456
*
* @package OCA\Circles\Migration
*/
class Version0022Date20220526111723 extends SimpleMigrationStep {
/** @var Connection */
private $connection;
/**
* @param Connection $connection
*/
public function __construct(Connection $connection) {
$this->connection = $connection;
}
/**
* @param IOutput $output
* @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
* @param array $options
*
* @return null|ISchemaWrapper
* @throws SchemaException
*/
public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
/** @var ISchemaWrapper $schema */
$schema = $schemaClosure();
// check if migration to 22 already done
if ($schema->hasTable('circles_event')) {
return $schema;
}
$prefix = $this->connection->getPrefix();
$tables = $schema->getTables();
foreach ($tables as $table) {
$tableName = $table->getName();
if (substr($tableName, 0, 8 + strlen($prefix)) === $prefix . 'circles_') {
$tableName = substr($tableName, strlen($prefix));
$schema->dropTable($tableName);
}
}
return $schema;
}
}
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