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
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
<?php
/**
* ownCloud
*
* @author Michael Gapczynski
* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
class OC_Share_Backend_File implements OCP\Share_Backend_File_Dependent {
const FORMAT_SHARED_STORAGE = 0;
const FORMAT_GET_FOLDER_CONTENTS = 1;
const FORMAT_FILE_APP_ROOT = 2;
const FORMAT_OPENDIR = 3;
const FORMAT_GET_ALL = 4;
const FORMAT_PERMISSIONS = 5;
private $path;
public function isValidSource($itemSource, $uidOwner) {
$query = \OC_DB::prepare('SELECT `name` FROM `*PREFIX*filecache` WHERE `fileid` = ?');
$result = $query->execute(array($itemSource));
if ($row = $result->fetchRow()) {
$this->path = $row['name'];
return true;
}
return false;
}
public function getFilePath($itemSource, $uidOwner) {
if (isset($this->path)) {
$path = $this->path;
$this->path = null;
return $path;
}
return false;
}
public function generateTarget($filePath, $shareWith, $exclude = null) {
$target = '/'.basename($filePath);
if (isset($exclude)) {
if ($pos = strrpos($target, '.')) {
$name = substr($target, 0, $pos);
$ext = substr($target, $pos);
} else {
$name = $target;
$ext = '';
}
$i = 2;
$append = '';
while (in_array($name.$append.$ext, $exclude)) {
$append = ' ('.$i.')';
$i++;
}
$target = $name.$append.$ext;
}
return $target;
}
public function formatItems($items, $format, $parameters = null) {
if ($format == self::FORMAT_SHARED_STORAGE) {
// Only 1 item should come through for this format call
return array(
'parent' => $items[key($items)]['parent'],
'path' => $items[key($items)]['path'],
'storage' => $items[key($items)]['storage'],
'permissions' => $items[key($items)]['permissions'],
'uid_owner' => $items[key($items)]['uid_owner']
);
} else if ($format == self::FORMAT_GET_FOLDER_CONTENTS) {
$files = array();
foreach ($items as $item) {
$file = array();
$file['fileid'] = $item['file_source'];
$file['storage'] = $item['storage'];
$file['path'] = $item['file_target'];
$file['parent'] = $item['file_parent'];
$file['name'] = basename($item['file_target']);
$file['mimetype'] = $item['mimetype'];
$file['mimepart'] = $item['mimepart'];
$file['size'] = $item['size'];
$file['mtime'] = $item['mtime'];
$file['encrypted'] = $item['encrypted'];
$file['etag'] = $item['etag'];
$files[] = $file;
}
return $files;
} else if ($format == self::FORMAT_FILE_APP_ROOT) {
$mtime = 0;
$size = 0;
foreach ($items as $item) {
if ($item['mtime'] > $mtime) {
$mtime = $item['mtime'];
}
$size += (int)$item['size'];
}
return array(
'fileid' => -1,
'name' => 'Shared',
'mtime' => $mtime,
'mimetype' => 'httpd/unix-directory',
'size' => $size
);
} else if ($format == self::FORMAT_OPENDIR) {
$files = array();
foreach ($items as $item) {
$files[] = basename($item['file_target']);
}
return $files;
} else if ($format == self::FORMAT_GET_ALL) {
$ids = array();
foreach ($items as $item) {
$ids[] = $item['file_source'];
}
return $ids;
} else if ($format === self::FORMAT_PERMISSIONS) {
$filePermissions = array();
foreach ($items as $item) {
$filePermissions[$item['file_source']] = $item['permissions'];
}
return $filePermissions;
}
return array();
}
public static function getSource($target) {
if ($target == '') {
return false;
}
$target = '/'.$target;
$target = rtrim($target, '/');
$pos = strpos($target, '/', 1);
// Get shared folder name
if ($pos !== false) {
$folder = substr($target, 0, $pos);
$source = \OCP\Share::getItemSharedWith('folder', $folder, \OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
if ($source) {
$source['path'] = $source['path'].substr($target, strlen($folder));
}
} else {
$source = \OCP\Share::getItemSharedWith('file', $target, \OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
}
if ($source) {
if (isset($source['parent'])) {
$parent = $source['parent'];
while (isset($parent)) {
$query = \OC_DB::prepare('SELECT `parent`, `uid_owner` FROM `*PREFIX*share` WHERE `id` = ?', 1);
$item = $query->execute(array($parent))->fetchRow();
if (isset($item['parent'])) {
$parent = $item['parent'];
} else {
$fileOwner = $item['uid_owner'];
break;
}
}
} else {
$fileOwner = $source['uid_owner'];
}
$source['fileOwner'] = $fileOwner;
return $source;
}
\OCP\Util::writeLog('files_sharing', 'File source not found for: '.$target, \OCP\Util::DEBUG);
return false;
}
}
|
