123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154 |
- <?php
- /**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- *
- * @author Joas Schilling <coding@schilljs.com>
- * @author Morris Jobke <hey@morrisjobke.de>
- * @author Robin Appelman <robin@icewind.nl>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- * @author Robin Müller <robin.mueller@1und1.de>
- *
- * @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\Repair;
- use Doctrine\DBAL\Exception\DriverException;
- use Doctrine\DBAL\Platforms\MySqlPlatform;
- use OCP\IConfig;
- use OCP\IDBConnection;
- use OCP\ILogger;
- use OCP\Migration\IOutput;
- use OCP\Migration\IRepairStep;
- class Collation implements IRepairStep {
- /** @var IConfig */
- protected $config;
- /** @var ILogger */
- protected $logger;
- /** @var IDBConnection */
- protected $connection;
- /** @var bool */
- protected $ignoreFailures;
- /**
- * @param IConfig $config
- * @param ILogger $logger
- * @param IDBConnection $connection
- * @param bool $ignoreFailures
- */
- public function __construct(IConfig $config, ILogger $logger, IDBConnection $connection, $ignoreFailures) {
- $this->connection = $connection;
- $this->config = $config;
- $this->logger = $logger;
- $this->ignoreFailures = $ignoreFailures;
- }
- public function getName() {
- return 'Repair MySQL collation';
- }
- /**
- * Fix mime types
- */
- public function run(IOutput $output) {
- if (!$this->connection->getDatabasePlatform() instanceof MySqlPlatform) {
- $output->info('Not a mysql database -> nothing to do');
- return;
- }
- $characterSet = $this->config->getSystemValue('mysql.utf8mb4', false) ? 'utf8mb4' : 'utf8';
- $tables = $this->getAllNonUTF8BinTables($this->connection);
- foreach ($tables as $table) {
- $output->info("Change row format for $table ...");
- $query = $this->connection->prepare('ALTER TABLE `' . $table . '` ROW_FORMAT = DYNAMIC;');
- try {
- $query->execute();
- } catch (DriverException $e) {
- // Just log this
- $this->logger->logException($e);
- if (!$this->ignoreFailures) {
- throw $e;
- }
- }
- $output->info("Change collation for $table ...");
- if ($characterSet === 'utf8mb4') {
- // need to set row compression first
- $query = $this->connection->prepare('ALTER TABLE `' . $table . '` ROW_FORMAT=COMPRESSED;');
- $query->execute();
- }
- $query = $this->connection->prepare('ALTER TABLE `' . $table . '` CONVERT TO CHARACTER SET ' . $characterSet . ' COLLATE ' . $characterSet . '_bin;');
- try {
- $query->execute();
- } catch (DriverException $e) {
- // Just log this
- $this->logger->logException($e);
- if (!$this->ignoreFailures) {
- throw $e;
- }
- }
- }
- if (empty($tables)) {
- $output->info('All tables already have the correct collation -> nothing to do');
- }
- }
- /**
- * @param IDBConnection $connection
- * @return string[]
- */
- protected function getAllNonUTF8BinTables(IDBConnection $connection) {
- $dbName = $this->config->getSystemValue("dbname");
- $characterSet = $this->config->getSystemValue('mysql.utf8mb4', false) ? 'utf8mb4' : 'utf8';
- // fetch tables by columns
- $statement = $connection->executeQuery(
- "SELECT DISTINCT(TABLE_NAME) AS `table`" .
- " FROM INFORMATION_SCHEMA . COLUMNS" .
- " WHERE TABLE_SCHEMA = ?" .
- " AND (COLLATION_NAME <> '" . $characterSet . "_bin' OR CHARACTER_SET_NAME <> '" . $characterSet . "')" .
- " AND TABLE_NAME LIKE '*PREFIX*%'",
- array($dbName)
- );
- $rows = $statement->fetchAll();
- $result = [];
- foreach ($rows as $row) {
- $result[$row['table']] = true;
- }
- // fetch tables by collation
- $statement = $connection->executeQuery(
- "SELECT DISTINCT(TABLE_NAME) AS `table`" .
- " FROM INFORMATION_SCHEMA . TABLES" .
- " WHERE TABLE_SCHEMA = ?" .
- " AND TABLE_COLLATION <> '" . $characterSet . "_bin'" .
- " AND TABLE_NAME LIKE '*PREFIX*%'",
- [$dbName]
- );
- $rows = $statement->fetchAll();
- foreach ($rows as $row) {
- $result[$row['table']] = true;
- }
- return array_keys($result);
- }
- }
|