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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Faruk Uzun <farukuzun@collabora.com>
* @author Joas Schilling <coding@schilljs.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Normal Ra <normalraw@gmail.com>
* @author Olivier Paroz <github@oparoz.com>
* @author Roeland Jago Douma <roeland@famdouma.nl>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Victor Dubiniuk <dubiniuk@owncloud.com>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @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 OCP\Migration\IOutput;
use OCP\Migration\IRepairStep;
class RepairMimeTypes implements IRepairStep {
/**
* @var \OCP\IConfig
*/
protected $config;
/**
* @var int
*/
protected $folderMimeTypeId;
/**
* @param \OCP\IConfig $config
*/
public function __construct($config) {
$this->config = $config;
}
public function getName() {
return 'Repair mime types';
}
private static function existsStmt() {
return \OC_DB::prepare('
SELECT count(`mimetype`)
FROM `*PREFIX*mimetypes`
WHERE `mimetype` = ?
');
}
private static function getIdStmt() {
return \OC_DB::prepare('
SELECT `id`
FROM `*PREFIX*mimetypes`
WHERE `mimetype` = ?
');
}
private static function insertStmt() {
return \OC_DB::prepare('
INSERT INTO `*PREFIX*mimetypes` ( `mimetype` )
VALUES ( ? )
');
}
private static function updateByNameStmt() {
return \OC_DB::prepare('
UPDATE `*PREFIX*filecache`
SET `mimetype` = ?
WHERE `mimetype` <> ? AND `mimetype` <> ? AND `name` ILIKE ?
');
}
private function updateMimetypes($updatedMimetypes) {
if (empty($this->folderMimeTypeId)) {
$result = \OC_DB::executeAudited(self::getIdStmt(), array('httpd/unix-directory'));
$this->folderMimeTypeId = (int)$result->fetchOne();
}
foreach ($updatedMimetypes as $extension => $mimetype) {
$result = \OC_DB::executeAudited(self::existsStmt(), array($mimetype));
$exists = $result->fetchOne();
if (!$exists) {
// insert mimetype
\OC_DB::executeAudited(self::insertStmt(), array($mimetype));
}
// get target mimetype id
$result = \OC_DB::executeAudited(self::getIdStmt(), array($mimetype));
$mimetypeId = $result->fetchOne();
// change mimetype for files with x extension
\OC_DB::executeAudited(self::updateByNameStmt(), array($mimetypeId, $this->folderMimeTypeId, $mimetypeId, '%.' . $extension));
}
}
private function introduceImageTypes() {
$updatedMimetypes = array(
'jp2' => 'image/jp2',
'webp' => 'image/webp',
);
$this->updateMimetypes($updatedMimetypes);
}
private function introduceWindowsProgramTypes() {
$updatedMimetypes = array(
'htaccess' => 'text/plain',
'bat' => 'application/x-msdos-program',
'cmd' => 'application/cmd',
);
$this->updateMimetypes($updatedMimetypes);
}
/**
* Fix mime types
*/
public function run(IOutput $out) {
$ocVersionFromBeforeUpdate = $this->config->getSystemValue('version', '0.0.0');
// NOTE TO DEVELOPERS: when adding new mime types, please make sure to
// add a version comparison to avoid doing it every time
if (version_compare($ocVersionFromBeforeUpdate, '12.0.0.14', '<') && $this->introduceImageTypes()) {
$out->info('Fixed image mime types');
}
if (version_compare($ocVersionFromBeforeUpdate, '12.0.0.13', '<') && $this->introduceWindowsProgramTypes()) {
$out->info('Fixed windows program mime types');
}
}
}
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