276 lines
7 KiB
PHP
276 lines
7 KiB
PHP
<?php
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/**
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Normal Ra <normalraw@gmail.com>
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* @author Olivier Paroz <github@oparoz.com>
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* @author Vincent Petry <pvince81@owncloud.com>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code 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, version 3,
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* as published by the Free Software Foundation.
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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, version 3,
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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 OC\Repair;
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use OC\Hooks\BasicEmitter;
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class RepairMimeTypes extends BasicEmitter implements \OC\RepairStep {
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public function getName() {
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return 'Repair mime types';
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}
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private static function existsStmt() {
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return \OC_DB::prepare('
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SELECT count(`mimetype`)
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FROM `*PREFIX*mimetypes`
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WHERE `mimetype` = ?
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');
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}
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private static function getIdStmt() {
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return \OC_DB::prepare('
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SELECT `id`
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FROM `*PREFIX*mimetypes`
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WHERE `mimetype` = ?
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');
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}
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private static function insertStmt() {
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return \OC_DB::prepare('
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INSERT INTO `*PREFIX*mimetypes` ( `mimetype` )
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VALUES ( ? )
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');
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}
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private static function updateWrongStmt() {
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return \OC_DB::prepare('
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UPDATE `*PREFIX*filecache`
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SET `mimetype` = (
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SELECT `id`
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FROM `*PREFIX*mimetypes`
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WHERE `mimetype` = ?
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) WHERE `mimetype` = ?
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');
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}
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private static function deleteStmt() {
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return \OC_DB::prepare('
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DELETE FROM `*PREFIX*mimetypes`
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WHERE `id` = ?
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');
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}
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private static function updateByNameStmt() {
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return \OC_DB::prepare('
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UPDATE `*PREFIX*filecache`
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SET `mimetype` = ?
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WHERE `mimetype` <> ? AND `name` ILIKE ?
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');
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}
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private function repairMimetypes($wrongMimetypes) {
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foreach ($wrongMimetypes as $wrong => $correct) {
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// do we need to remove a wrong mimetype?
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$result = \OC_DB::executeAudited(self::getIdStmt(), array($wrong));
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$wrongId = $result->fetchOne();
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if ($wrongId !== false) {
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// do we need to insert the correct mimetype?
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$result = \OC_DB::executeAudited(self::existsStmt(), array($correct));
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$exists = $result->fetchOne();
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if (!is_null($correct)) {
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if (!$exists) {
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// insert mimetype
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\OC_DB::executeAudited(self::insertStmt(), array($correct));
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}
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// change wrong mimetype to correct mimetype in filecache
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\OC_DB::executeAudited(self::updateWrongStmt(), array($correct, $wrongId));
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}
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// delete wrong mimetype
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\OC_DB::executeAudited(self::deleteStmt(), array($wrongId));
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}
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}
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}
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private function updateMimetypes($updatedMimetypes) {
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foreach ($updatedMimetypes as $extension => $mimetype) {
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$result = \OC_DB::executeAudited(self::existsStmt(), array($mimetype));
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$exists = $result->fetchOne();
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if (!$exists) {
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// insert mimetype
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\OC_DB::executeAudited(self::insertStmt(), array($mimetype));
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}
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// get target mimetype id
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$result = \OC_DB::executeAudited(self::getIdStmt(), array($mimetype));
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$mimetypeId = $result->fetchOne();
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// change mimetype for files with x extension
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\OC_DB::executeAudited(self::updateByNameStmt(), array($mimetypeId, $mimetypeId, '%.' . $extension));
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}
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}
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private function fixOfficeMimeTypes() {
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// update wrong mimetypes
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$wrongMimetypes = array(
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'application/mspowerpoint' => 'application/vnd.ms-powerpoint',
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'application/msexcel' => 'application/vnd.ms-excel',
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);
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self::repairMimetypes($wrongMimetypes);
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$updatedMimetypes = array(
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'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
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'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
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'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
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);
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// separate doc from docx etc
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self::updateMimetypes($updatedMimetypes);
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}
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private function fixApkMimeType() {
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$updatedMimetypes = array(
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'apk' => 'application/vnd.android.package-archive',
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);
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self::updateMimetypes($updatedMimetypes);
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}
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private function fixFontsMimeTypes() {
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// update wrong mimetypes
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$wrongMimetypes = array(
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'font' => null,
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'font/opentype' => 'application/font-sfnt',
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'application/x-font-ttf' => 'application/font-sfnt',
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);
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self::repairMimetypes($wrongMimetypes);
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$updatedMimetypes = array(
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'ttf' => 'application/font-sfnt',
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'otf' => 'application/font-sfnt',
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'pfb' => 'application/x-font',
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);
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self::updateMimetypes($updatedMimetypes);
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}
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private function fixPostscriptMimeType() {
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$updatedMimetypes = array(
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'eps' => 'application/postscript',
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'ps' => 'application/postscript',
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);
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self::updateMimetypes($updatedMimetypes);
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}
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private function introduceRawMimeType() {
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$updatedMimetypes = array(
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'arw' => 'image/x-dcraw',
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'cr2' => 'image/x-dcraw',
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'dcr' => 'image/x-dcraw',
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'dng' => 'image/x-dcraw',
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'erf' => 'image/x-dcraw',
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'iiq' => 'image/x-dcraw',
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'k25' => 'image/x-dcraw',
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'kdc' => 'image/x-dcraw',
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'mef' => 'image/x-dcraw',
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'nef' => 'image/x-dcraw',
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'orf' => 'image/x-dcraw',
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'pef' => 'image/x-dcraw',
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'raf' => 'image/x-dcraw',
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'rw2' => 'image/x-dcraw',
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'srf' => 'image/x-dcraw',
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'sr2' => 'image/x-dcraw',
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'xrf' => 'image/x-dcraw',
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);
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self::updateMimetypes($updatedMimetypes);
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}
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private function introduce3dImagesMimeType() {
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$updatedMimetypes = array(
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'jps' => 'image/jpeg',
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'mpo' => 'image/jpeg',
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);
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self::updateMimetypes($updatedMimetypes);
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}
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private function introduceConfMimeType() {
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$updatedMimetypes = array(
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'conf' => 'text/plain',
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'cnf' => 'text/plain',
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);
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self::updateMimetypes($updatedMimetypes);
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}
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private function introduceYamlMimeType() {
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$updatedMimetypes = array(
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'yaml' => 'application/yaml',
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'yml' => 'application/yaml',
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);
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self::updateMimetypes($updatedMimetypes);
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}
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/**
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* Fix mime types
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*/
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public function run() {
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if ($this->fixOfficeMimeTypes()) {
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$this->emit('\OC\Repair', 'info', array('Fixed office mime types'));
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}
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if ($this->fixApkMimeType()) {
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$this->emit('\OC\Repair', 'info', array('Fixed APK mime type'));
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}
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if ($this->fixFontsMimeTypes()) {
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$this->emit('\OC\Repair', 'info', array('Fixed fonts mime types'));
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}
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if ($this->fixPostscriptMimeType()) {
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$this->emit('\OC\Repair', 'info', array('Fixed Postscript mime types'));
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}
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if ($this->introduceRawMimeType()) {
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$this->emit('\OC\Repair', 'info', array('Fixed Raw mime types'));
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}
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if ($this->introduce3dImagesMimeType()) {
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$this->emit('\OC\Repair', 'info', array('Fixed 3D images mime types'));
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}
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if ($this->introduceConfMimeType()) {
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$this->emit('\OC\Repair', 'info', array('Fixed Conf/cnf mime types'));
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}
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if ($this->introduceYamlMimeType()) {
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$this->emit('\OC\Repair', 'info', array('Fixed Yaml/Yml mime types'));
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}
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}
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}
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