76c709d7de
Set default collation of mysql connection to utf8_bin Set utf_bin as default collation for new tables
75 lines
1.8 KiB
PHP
75 lines
1.8 KiB
PHP
<?php
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/**
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* Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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namespace OC\Repair;
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use Doctrine\DBAL\Platforms\MySqlPlatform;
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use OC\Hooks\BasicEmitter;
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class Collation extends BasicEmitter implements \OC\RepairStep {
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/**
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* @var \OCP\IConfig
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*/
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protected $config;
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/**
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* @var \OC\DB\Connection
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*/
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protected $connection;
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/**
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* @param \OCP\IConfig $config
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* @param \OC\DB\Connection $connection
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*/
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public function __construct($config, $connection) {
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$this->connection = $connection;
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$this->config = $config;
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}
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public function getName() {
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return 'Repair MySQL collation';
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}
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/**
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* Fix mime types
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*/
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public function run() {
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if (!$this->connection->getDatabasePlatform() instanceof MySqlPlatform) {
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$this->emit('\OC\Repair', 'info', array('Not a mysql database -> nothing to no'));
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return;
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}
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$tables = $this->getAllNonUTF8BinTables($this->connection);
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foreach ($tables as $table) {
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$query = $this->connection->prepare('ALTER TABLE `' . $table . '` CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin;');
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$query->execute();
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}
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}
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/**
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* @param \Doctrine\DBAL\Connection $connection
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* @return string[]
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*/
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protected function getAllNonUTF8BinTables($connection) {
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$dbName = $this->config->getSystemValue("dbname");
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$rows = $connection->fetchAll(
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"SELECT DISTINCT(TABLE_NAME) AS `table`" .
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" FROM INFORMATION_SCHEMA . COLUMNS" .
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" WHERE TABLE_SCHEMA = ?" .
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" AND (COLLATION_NAME <> 'utf8_bin' OR CHARACTER_SET_NAME <> 'utf8')" .
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" AND TABLE_NAME LIKE \"*PREFIX*%\"",
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array($dbName)
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);
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$result = array();
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foreach ($rows as $row) {
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$result[] = $row['table'];
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}
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return $result;
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}
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}
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