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Current File : //www/varak.net/nextcloud.varak.net/core/Migrations/Version20000Date20201111081915.php

<?php

declare(strict_types=1);

/**
 * SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
namespace OC\Core\Migrations;

use Closure;
use OCP\DB\ISchemaWrapper;
use OCP\Migration\IOutput;
use OCP\Migration\SimpleMigrationStep;

class Version20000Date20201111081915 extends SimpleMigrationStep {
	/**
	 * @param IOutput $output
	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
	 * @param array $options
	 * @return null|ISchemaWrapper
	 */
	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
		/** @var ISchemaWrapper $schema */
		$schema = $schemaClosure();

		$result = $this->ensureColumnIsNullable($schema, 'direct_edit', 'accessed');

		return $result ? $schema : null;
	}

	protected function ensureColumnIsNullable(ISchemaWrapper $schema, string $tableName, string $columnName): bool {
		$table = $schema->getTable($tableName);
		$column = $table->getColumn($columnName);

		if ($column->getNotnull()) {
			$column->setNotnull(false);
			return true;
		}

		return false;
	}
}

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