mirror of https://github.com/nextcloud/photos
140 lines
4.0 KiB
PHP
140 lines
4.0 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2022 Louis Chemineau <louis@chmn.me>
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*
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* @author Louis Chemineau <louis@chmn.me>
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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 OCA\Photos\Migration;
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use Closure;
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use OCP\IDBConnection;
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use OCP\DB\Types;
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use OCP\DB\ISchemaWrapper;
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use OCP\DB\QueryBuilder\IQueryBuilder;
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use OCP\Migration\IOutput;
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use OCP\Migration\SimpleMigrationStep;
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/**
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* Auto-generated migration step: Please modify to your needs!
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*/
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class Version20003Date20221102170153 extends SimpleMigrationStep {
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protected IDBConnection $connection;
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public function __construct(IDBConnection $connection) {
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$this->connection = $connection;
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}
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/**
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* @param IOutput $output
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* @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
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* @param array $options
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* @return null|ISchemaWrapper
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*/
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public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
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/** @var ISchemaWrapper $schema */
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$schema = $schemaClosure();
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if ($schema->hasTable("photos_albums_collabs")) {
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return null;
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}
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$table = $schema->createTable("photos_albums_collabs");
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$table->addColumn('id', Types::BIGINT, [
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'autoincrement' => true,
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'notnull' => true,
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'length' => 20,
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]);
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$table->addColumn('album_id', Types::BIGINT, [
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'notnull' => true,
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'length' => 20,
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]);
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$table->addColumn('collaborator_id', Types::STRING, [
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'notnull' => true,
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'length' => 64,
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]);
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$table->addColumn('collaborator_type', Types::INTEGER, [
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'notnull' => true,
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]);
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$table->setPrimaryKey(['id']);
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$table->addUniqueIndex(['album_id', 'collaborator_id', 'collaborator_type'], 'album_collabs_uniq_collab');
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return $schema;
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}
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/**
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* @param IOutput $output
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* @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
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* @param array $options
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* @return void
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*/
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public function postSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
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/** @var ISchemaWrapper $schema */
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$schema = $schemaClosure();
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if (!$schema->hasTable('photos_collaborators')) {
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return;
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}
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$insert = $this->connection->getQueryBuilder();
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$insert->insert('photos_albums_collabs')
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->values([
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'album_id' => $insert->createParameter('album_id'),
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'collaborator_id' => $insert->createParameter('collaborator_id'),
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'collaborator_type' => $insert->createParameter('collaborator_type'),
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]);
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$select = $this->connection->getQueryBuilder();
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$select->select('*')
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->from('photos_collaborators')
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->setMaxResults(1000);
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$offset = 0;
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$movedRows = 0;
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do {
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$movedRows = $this->chunkedCopying($insert, $select, $offset);
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$offset += $movedRows;
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} while ($movedRows !== 0);
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}
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protected function chunkedCopying(IQueryBuilder $insert, IQueryBuilder $select, int $offset): int {
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$this->connection->beginTransaction();
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$result = $select
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->setFirstResult($offset)
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->executeQuery();
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while ($row = $result->fetch()) {
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$insert
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->setParameter('album_id', (int)$row['album_id'], IQueryBuilder::PARAM_INT)
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->setParameter('collaborator_id', $row['collaborator_id'])
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->setParameter('collaborator_type', (int) $row['collaborator_type'], IQueryBuilder::PARAM_INT)
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->executeStatement();
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}
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$result->closeCursor();
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$this->connection->commit();
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return $result->rowCount();
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}
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}
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