141 lines
4.2 KiB
PHP
141 lines
4.2 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Michael Gapczynski
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* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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class OC_Share_Backend_File implements OCP\Share_Backend_File_Dependent {
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const FORMAT_SHARED_STORAGE = 0;
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const FORMAT_GET_FOLDER_CONTENTS = 1;
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const FORMAT_FILE_APP_ROOT = 2;
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const FORMAT_OPENDIR = 3;
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const FORMAT_GET_ALL = 4;
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private $path;
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public function isValidSource($itemSource, $uidOwner) {
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$query = \OC_DB::prepare('SELECT `name` FROM `*PREFIX*filecache` WHERE `fileid` = ?');
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$result = $query->execute(array($itemSource));
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if ($row = $result->fetchRow()) {
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$this->path = $row['name'];
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return true;
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}
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return false;
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}
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public function getFilePath($itemSource, $uidOwner) {
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if (isset($this->path)) {
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$path = $this->path;
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$this->path = null;
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return $path;
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}
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return false;
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}
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public function generateTarget($filePath, $shareWith, $exclude = null) {
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$target = '/'.basename($filePath);
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if (isset($exclude)) {
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if ($pos = strrpos($target, '.')) {
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$name = substr($target, 0, $pos);
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$ext = substr($target, $pos);
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} else {
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$name = $target;
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$ext = '';
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}
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$i = 2;
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$append = '';
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while (in_array($name.$append.$ext, $exclude)) {
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$append = ' ('.$i.')';
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$i++;
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}
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$target = $name.$append.$ext;
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}
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return $target;
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}
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public function formatItems($items, $format, $parameters = null) {
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if ($format == self::FORMAT_SHARED_STORAGE) {
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// Only 1 item should come through for this format call
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return array('path' => $items[key($items)]['path'], 'permissions' => $items[key($items)]['permissions'], 'uid_owner' => $items[key($items)]['uid_owner']);
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} else if ($format == self::FORMAT_GET_FOLDER_CONTENTS) {
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$files = array();
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foreach ($items as $item) {
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$file = array();
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$file['fileid'] = $item['file_source'];
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$file['storage'] = $item['storage'];
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$file['path'] = $item['file_target'];
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$file['parent'] = $item['file_parent'];
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$file['name'] = basename($item['file_target']);
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$file['mimetype'] = $item['mimetype'];
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$file['mimepart'] = $item['mimepart'];
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$file['size'] = $item['size'];
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$file['mtime'] = $item['mtime'];
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$file['encrypted'] = $item['encrypted'];
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$files[] = $file;
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}
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return $files;
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} else if ($format == self::FORMAT_FILE_APP_ROOT) {
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$mtime = 0;
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$size = 0;
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foreach ($items as $item) {
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if ($item['mtime'] > $mtime) {
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$mtime = $item['mtime'];
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}
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$size += (int)$item['size'];
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}
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return array('fileid' => -1, 'name' => 'Shared', 'mtime' => $mtime, 'mimetype' => 'httpd/unix-directory', 'size' => $size);
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} else if ($format == self::FORMAT_OPENDIR) {
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$files = array();
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foreach ($items as $item) {
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$files[] = basename($item['file_target']);
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}
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return $files;
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} else if ($format == self::FORMAT_GET_ALL) {
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$ids = array();
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foreach ($items as $item) {
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$ids[] = $item['file_source'];
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}
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return $ids;
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}
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return array();
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}
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public static function getSource($target) {
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$target = '/'.$target;
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$target = rtrim($target, '/');
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$pos = strpos($target, '/', 1);
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// Get shared folder name
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if ($pos !== false) {
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$folder = substr($target, 0, $pos);
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$source = \OCP\Share::getItemSharedWith('folder', $folder, \OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
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if ($source) {
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$source['path'] = $source['path'].substr($target, strlen($folder));
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return $source;
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}
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} else {
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$source = \OCP\Share::getItemSharedWith('file', $target, \OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
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if ($source) {
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return $source;
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}
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}
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\OCP\Util::writeLog('files_sharing', 'File source not found for: '.$target, \OCP\Util::ERROR);
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return false;
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}
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}
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