From 0cb434686ca05708dc53aba7254e882741de7477 Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <rullzer@owncloud.com>
Date: Mon, 2 May 2016 07:23:14 +0200
Subject: Move OC_Archive_XX to PSR-4
* Fix code
* Fix tests
---
lib/private/Archive/ZIP.php | 230 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 230 insertions(+)
create mode 100644 lib/private/Archive/ZIP.php
(limited to 'lib/private/Archive/ZIP.php')
diff --git a/lib/private/Archive/ZIP.php b/lib/private/Archive/ZIP.php
new file mode 100644
index 00000000000..1d35e178923
--- /dev/null
+++ b/lib/private/Archive/ZIP.php
@@ -0,0 +1,230 @@
+<?php
+/**
+ * @author Bart Visscher <bartv@thisnet.nl>
+ * @author Christopher Schäpers <kondou@ts.unde.re>
+ * @author Felix Moeller <mail@felixmoeller.de>
+ * @author Frank Karlitschek <frank@owncloud.org>
+ * @author Joas Schilling <nickvergessen@owncloud.com>
+ * @author Jörn Friedrich Dreyer <jfd@butonic.de>
+ * @author Morris Jobke <hey@morrisjobke.de>
+ * @author Robin Appelman <icewind@owncloud.com>
+ * @author Thomas Müller <thomas.mueller@tmit.eu>
+ *
+ * @copyright Copyright (c) 2016, ownCloud, Inc.
+ * @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\Archive;
+
+class ZIP extends \OC_Archive{
+ /**
+ * @var \ZipArchive zip
+ */
+ private $zip=null;
+ private $path;
+
+ /**
+ * @param string $source
+ */
+ function __construct($source) {
+ $this->path=$source;
+ $this->zip=new \ZipArchive();
+ if($this->zip->open($source, \ZipArchive::CREATE)) {
+ }else{
+ \OCP\Util::writeLog('files_archive', 'Error while opening archive '.$source, \OCP\Util::WARN);
+ }
+ }
+ /**
+ * add an empty folder to the archive
+ * @param string $path
+ * @return bool
+ */
+ function addFolder($path) {
+ return $this->zip->addEmptyDir($path);
+ }
+ /**
+ * add a file to the archive
+ * @param string $path
+ * @param string $source either a local file or string data
+ * @return bool
+ */
+ function addFile($path, $source='') {
+ if($source and $source[0]=='/' and file_exists($source)) {
+ $result=$this->zip->addFile($source, $path);
+ }else{
+ $result=$this->zip->addFromString($path, $source);
+ }
+ if($result) {
+ $this->zip->close();//close and reopen to save the zip
+ $this->zip->open($this->path);
+ }
+ return $result;
+ }
+ /**
+ * rename a file or folder in the archive
+ * @param string $source
+ * @param string $dest
+ * @return boolean|null
+ */
+ function rename($source, $dest) {
+ $source=$this->stripPath($source);
+ $dest=$this->stripPath($dest);
+ $this->zip->renameName($source, $dest);
+ }
+ /**
+ * get the uncompressed size of a file in the archive
+ * @param string $path
+ * @return int
+ */
+ function filesize($path) {
+ $stat=$this->zip->statName($path);
+ return $stat['size'];
+ }
+ /**
+ * get the last modified time of a file in the archive
+ * @param string $path
+ * @return int
+ */
+ function mtime($path) {
+ return filemtime($this->path);
+ }
+ /**
+ * get the files in a folder
+ * @param string $path
+ * @return array
+ */
+ function getFolder($path) {
+ $files=$this->getFiles();
+ $folderContent=array();
+ $pathLength=strlen($path);
+ foreach($files as $file) {
+ if(substr($file, 0, $pathLength)==$path and $file!=$path) {
+ if(strrpos(substr($file, 0, -1), '/')<=$pathLength) {
+ $folderContent[]=substr($file, $pathLength);
+ }
+ }
+ }
+ return $folderContent;
+ }
+ /**
+ * get all files in the archive
+ * @return array
+ */
+ function getFiles() {
+ $fileCount=$this->zip->numFiles;
+ $files=array();
+ for($i=0;$i<$fileCount;$i++) {
+ $files[]=$this->zip->getNameIndex($i);
+ }
+ return $files;
+ }
+ /**
+ * get the content of a file
+ * @param string $path
+ * @return string
+ */
+ function getFile($path) {
+ return $this->zip->getFromName($path);
+ }
+ /**
+ * extract a single file from the archive
+ * @param string $path
+ * @param string $dest
+ * @return boolean|null
+ */
+ function extractFile($path, $dest) {
+ $fp = $this->zip->getStream($path);
+ file_put_contents($dest, $fp);
+ }
+ /**
+ * extract the archive
+ * @param string $dest
+ * @return bool
+ */
+ function extract($dest) {
+ return $this->zip->extractTo($dest);
+ }
+ /**
+ * check if a file or folder exists in the archive
+ * @param string $path
+ * @return bool
+ */
+ function fileExists($path) {
+ return ($this->zip->locateName($path)!==false) or ($this->zip->locateName($path.'/')!==false);
+ }
+ /**
+ * remove a file or folder from the archive
+ * @param string $path
+ * @return bool
+ */
+ function remove($path) {
+ if($this->fileExists($path.'/')) {
+ return $this->zip->deleteName($path.'/');
+ }else{
+ return $this->zip->deleteName($path);
+ }
+ }
+ /**
+ * get a file handler
+ * @param string $path
+ * @param string $mode
+ * @return resource
+ */
+ function getStream($path, $mode) {
+ if($mode=='r' or $mode=='rb') {
+ return $this->zip->getStream($path);
+ } else {
+ //since we can't directly get a writable stream,
+ //make a temp copy of the file and put it back
+ //in the archive when the stream is closed
+ if(strrpos($path, '.')!==false) {
+ $ext=substr($path, strrpos($path, '.'));
+ }else{
+ $ext='';
+ }
+ $tmpFile=\OCP\Files::tmpFile($ext);
+ \OC\Files\Stream\Close::registerCallback($tmpFile, array($this, 'writeBack'));
+ if($this->fileExists($path)) {
+ $this->extractFile($path, $tmpFile);
+ }
+ self::$tempFiles[$tmpFile]=$path;
+ return fopen('close://'.$tmpFile, $mode);
+ }
+ }
+
+ private static $tempFiles=array();
+ /**
+ * write back temporary files
+ */
+ function writeBack($tmpFile) {
+ if(isset(self::$tempFiles[$tmpFile])) {
+ $this->addFile(self::$tempFiles[$tmpFile], $tmpFile);
+ unlink($tmpFile);
+ }
+ }
+
+ /**
+ * @param string $path
+ * @return string
+ */
+ private function stripPath($path) {
+ if(!$path || $path[0]=='/') {
+ return substr($path, 1);
+ }else{
+ return $path;
+ }
+ }
+}
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