nextcloud/lib/private/DB/MySQLMigrator.php

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<?php
/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
*
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Victor Dubiniuk <dubiniuk@owncloud.com>
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*
* @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/>
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*
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*/
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namespace OC\DB;
use Doctrine\DBAL\Schema\Schema;
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use Doctrine\DBAL\Schema\Table;
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class MySQLMigrator extends Migrator {
/**
* @param Schema $targetSchema
* @param \Doctrine\DBAL\Connection $connection
* @return \Doctrine\DBAL\Schema\SchemaDiff
*/
protected function getDiff(Schema $targetSchema, \Doctrine\DBAL\Connection $connection) {
$platform = $connection->getDatabasePlatform();
$platform->registerDoctrineTypeMapping('enum', 'string');
$platform->registerDoctrineTypeMapping('bit', 'string');
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$schemaDiff = parent::getDiff($targetSchema, $connection);
// identifiers need to be quoted for mysql
foreach ($schemaDiff->changedTables as $tableDiff) {
$tableDiff->name = $this->connection->quoteIdentifier($tableDiff->name);
foreach ($tableDiff->changedColumns as $column) {
$column->oldColumnName = $this->connection->quoteIdentifier($column->oldColumnName);
}
}
return $schemaDiff;
}
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/**
* Speed up migration test by disabling autocommit and unique indexes check
*
* @param \Doctrine\DBAL\Schema\Table $table
* @throws \OC\DB\MigrationException
*/
protected function checkTableMigrate(Table $table) {
$this->connection->exec('SET autocommit=0');
$this->connection->exec('SET unique_checks=0');
try {
parent::checkTableMigrate($table);
} catch (\Exception $e) {
$this->connection->exec('SET unique_checks=1');
$this->connection->exec('SET autocommit=1');
throw new MigrationException($table->getName(), $e->getMessage());
}
$this->connection->exec('SET unique_checks=1');
$this->connection->exec('SET autocommit=1');
}
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}