1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
<?php
/**
* @author Victor Dubiniuk <dubiniuk@owncloud.com>
*
* @copyright Copyright (c) 2015, 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/>
*
*/
use \ZipStreamer\ZipStreamer;
use DeepDiver1975\TarStreamer\TarStreamer;
class OC_Streamer {
private $streamerInstance;
private $extension;
public function __construct(){
if (0) {
$this->streamerInstance = new ZipStreamer();
} else {
$this->streamerInstance = new TarStreamer();
}
}
public function sendHeaders($name){
$extension = $this->streamerInstance instanceof ZipStreamer ? '.zip' : '.tar';
return $this->streamerInstance->sendHeaders($name . $extension);
}
/**
* @param string $dir
* @param string $internalDir
*/
public function addDirRecoursive($dir, $internalDir='') {
$dirname = basename($dir);
$rootDir = $internalDir . $dirname;
if (!empty($rootDir)) {
$this->streamerInstance->addEmptyDir($rootDir);
}
$internalDir.= $dirname .= '/';
// prevent absolute dirs
$internalDir = ltrim($internalDir, '/');
$files= \OC\Files\Filesystem::getDirectoryContent($dir);
foreach($files as $file) {
$filename = $file['name'];
$file = $dir . '/' . $filename;
if(\OC\Files\Filesystem::is_file($file)) {
$filesize = \OC\Files\Filesystem::filesize($file);
$fh = \OC\Files\Filesystem::fopen($file, 'r');
$this->streamerInstance->addFileFromStream($fh, $internalDir . $filename, $filesize);
fclose($fh);
}elseif(\OC\Files\Filesystem::is_dir($file)) {
$this->addDirRecoursive($file, $internalDir);
}
}
}
public function addFileFromStream($fd, $internalName, $size){
if ($this->streamerInstance instanceof ZipStreamer) {
return $this->streamerInstance->addFileFromStream($fd, $internalName);
} else {
return $this->streamerInstance->addFileFromStream($fd, $internalName, $size);
}
}
public function addEmptyDir($dirName){
return $this->streamerInstance->addEmptyDir($dirName);
}
public function finalize(){
return $this->streamerInstance->finalize();
}
}
|
