move swift and abstract code to core
This commit is contained in:
Jörn Friedrich Dreyer
parent
85ccfad37c
commit
ccb698a6a8
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@ -0,0 +1,413 @@
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<?php
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/**
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* @author Jörn Friedrich Dreyer
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* @copyright (c) 2014 Jörn Friedrich Dreyer <jfd@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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*/
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namespace OC\Files\ObjectStore;
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abstract class AbstractObjectStore extends \OC\Files\Storage\Common {
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/**
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* @var \OC\User\User $user
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*/
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protected $user;
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/**
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* @var array
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*/
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private static $tmpFiles = array();
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/**
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* @return \OC\Files\Cache\Cache
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*/
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public function getCache($path = '') {
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if (!isset($this->cache)) {
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$this->cache = new \OC\Files\Cache\Cache($this);
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}
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return $this->cache;
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}
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/**
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* Object Stores use a NoopScanner because metadata is directly stored in
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* the file cache and cannot really scan the filesystem
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* @return \OC\Files\ObjectStore\NoopScanner
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*/
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public function getScanner($path = '') {
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if (!isset($this->scanner)) {
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$this->scanner = new NoopScanner($this);
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}
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return $this->scanner;
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}
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/**
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* get the owner of a path
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*
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* @param string $path The path to get the owner
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* @return string uid or false
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*/
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public function getOwner($path) {
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if (is_object($this->user)) {
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return $this->user->getUID();
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}
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return false;
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}
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public function getUser($path = null) {
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return $this->user;
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}
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/**
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* @param string $path
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* @return string
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*/
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private function normalizePath($path) {
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$path = trim($path, '/');
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//FIXME why do we sometimes get a path like 'files//username'?
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$path = str_replace('//', '/', $path);
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if (!$path) {
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$path = '.';
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}
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return $path;
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}
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public function getId () {
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if (is_object($this->user)) {
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return 'objstore::user:' . $this->user->getUID();
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}
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return 'objstore::root';
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}
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public function __construct($params) {
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if (is_object($params['user'])) {
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$this->user = $params['user'];
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} else {
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$this->user = null;
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}
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//initialize cache with root directory in cache
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if ( ! $this->is_dir('/') ) {
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$this->mkdir('/');
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}
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if (is_object($params['user'])) {
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//create the files folder in the cache when mounting the objectstore for a user
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if ( ! $this->is_dir('files') ) {
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$this->mkdir('files');
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}
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}
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}
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public function mkdir($path) {
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$path = $this->normalizePath($path);
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if($this->is_dir($path)) {
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return false;
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}
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$dirname = dirname($path);
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$parentExists = $this->is_dir($dirname);
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$mtime = time();
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if ($dirname === '.' && ! $parentExists ) {
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//create root on the fly
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$data = array(
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'etag' => $this->getETag($dirname),
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'mimetype' => "httpd/unix-directory",
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'size' => 0,
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'mtime' => $mtime,
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'storage_mtime' => $mtime,
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'permissions' => \OCP\PERMISSION_CREATE,
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);
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$this->getCache()->put('', $data);
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$parentExists = true;
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}
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if ($parentExists) {
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$data = array(
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'etag' => $this->getETag($path),
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'mimetype' => "httpd/unix-directory",
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'size' => 0,
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'mtime' => $mtime,
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'storage_mtime' => $mtime,
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'permissions' => \OCP\PERMISSION_CREATE,
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);
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$this->getCache()->put($path, $data);
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return true;
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}
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return false;
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}
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public function file_exists($path) {
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$path = $this->normalizePath($path);
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return (bool)$this->stat($path);
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}
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public function rmdir($path) {
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$path = $this->normalizePath($path);
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if (!$this->is_dir($path)) {
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return false;
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}
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$this->getCache()->remove($path);
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//TODO recursively delete files in s3
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return true;
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}
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public function opendir($path) {
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$path = $this->normalizePath($path);
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if ($path === '.') {
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$path = '';
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} else if ($path) {
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$path .= '/';
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}
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try {
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$files = array();
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$folderContents = $this->getCache()->getFolderContents($path);
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foreach ($folderContents as $file) {
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$files[] = $file['name'];
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}
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\OC\Files\Stream\Dir::register('s3' . $path, $files);
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return opendir('fakedir://s3' . $path);
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} catch (S3Exception $e) {
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\OCP\Util::writeLog('objectstore', $e->getMessage(), \OCP\Util::ERROR);
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return false;
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}
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}
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public function stat($path) {
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return $this->getCache()->get($path);
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}
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public function filetype($path) {
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$path = $this->normalizePath($path);
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$stat = $this->stat($path);
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if ($stat) {
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if ($stat['mimetype'] === 'httpd/unix-directory') {
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return 'dir';
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}
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return 'file';
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} else {
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return false;
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}
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}
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abstract protected function deleteObject($urn);
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public function unlink($path) {
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$path = $this->normalizePath($path);
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$stat = $this->stat($path);
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if ($stat && isset($stat['fileid'])) {
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//TODO use exception handling?
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$this->deleteObject($this->getURN($stat['fileid']));
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$this->getCache()->remove($path);
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return true;
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}
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return false;
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}
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/**
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* @param string $urn the unified resource name used to identify the object
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* @param string $tmpFile path to the local temporary file that should be
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* used to store the object
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* @return null|string
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*/
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abstract protected function getObject($urn, $tmpFile);
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public function fopen($path, $mode) {
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$path = $this->normalizePath($path);
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switch ($mode) {
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case 'r':
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case 'rb':
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$stat = $this->stat($path);
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if (is_array($stat)) {
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$tmpFile = \OC_Helper::tmpFile();
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self::$tmpFiles[$tmpFile] = $path;
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$this->getObject($this->getURN($stat['fileid']), $tmpFile);
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return fopen($tmpFile, 'r');
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} else {
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return false;
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}
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case 'w':
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case 'wb':
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case 'a':
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case 'ab':
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case 'r+':
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case 'w+':
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case 'wb+':
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case 'a+':
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case 'x':
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case 'x+':
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case 'c':
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case 'c+':
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if (strrpos($path, '.') !== false) {
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$ext = substr($path, strrpos($path, '.'));
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} else {
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$ext = '';
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}
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$tmpFile = \OC_Helper::tmpFile($ext);
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\OC\Files\Stream\Close::registerCallback($tmpFile, array($this, 'writeBack'));
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if ($this->file_exists($path)) {
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$source = $this->fopen($path, 'r');
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file_put_contents($tmpFile, $source);
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}
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self::$tmpFiles[$tmpFile] = $path;
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return fopen('close://' . $tmpFile, $mode);
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}
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return false;
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}
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public function rename($path1, $path2) {
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$path1 = $this->normalizePath($path1);
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$path2 = $this->normalizePath($path2);
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$stat1 = $this->stat($path1);
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if (is_array($stat1)) {
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$parent = $this->stat(dirname($path2));
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if (is_array($parent)) {
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$stat2 = $this->stat($path2);
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if (is_array($stat2)) {
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$this->unlink($path2);
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}
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$stat1['parent'] = $parent['fileid'];
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$stat1['path'] = $path2;
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$stat1['path_hash'] = md5($path2);
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$stat1['name'] = \OC_Util::basename($path2);
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$stat1['mtime'] = time();
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$stat1['etag'] = $this->getETag($path2);
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$this->getCache()->update($stat1['fileid'], $stat1);
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return true;
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} else {
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return false;
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}
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} else {
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return false;
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}
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}
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public function getMimeType($path) {
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$path = $this->normalizePath($path);
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$stat = $this->stat($path);
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if (is_array($stat)) {
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return $stat['mimetype'];
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} else {
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return false;
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}
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}
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/**
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* @param string $urn the unified resource name used to identify the object
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* @param string $tmpFile path to the local temporary file that the object
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* should be loaded from
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* @return null|string
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*/
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abstract protected function createObject($urn, $tmpFile = null);
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public function touch($path, $mtime = null) {
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if (is_null($mtime)) {
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$mtime = time();
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}
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$path = $this->normalizePath($path);
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$dirname = dirname($path);
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$parentExists = $this->is_dir($dirname);
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if (!$parentExists) {
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return false;
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}
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$stat = $this->stat($path);
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if (is_array($stat)) {
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// update existing mtime in db
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$stat['mtime'] = $mtime;
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$this->getCache()->update($stat['fileid'], $stat);
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} else {
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$mimetype = \OC_Helper::getFileNameMimeType($path);
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// create new file
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$stat = array(
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'etag' => $this->getETag($path),
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'mimetype' => $mimetype,
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'size' => 0,
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'mtime' => $mtime,
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'storage_mtime' => $mtime,
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'permissions' => \OCP\PERMISSION_CREATE,
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);
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$fileid = $this->getCache()->put($path, $stat);
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$this->createObject($this->getURN($fileid));
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}
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return true;
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}
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/**
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* @param int $fileid the fileid
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* @return null|string
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*/
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protected function getURN($fileid) {
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if (is_numeric($fileid)) {
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return 'urn:oid:'.$fileid;
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}
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return null;
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}
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public function writeBack($tmpFile) {
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if (!isset(self::$tmpFiles[$tmpFile])) {
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return false;
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}
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$path = self::$tmpFiles[$tmpFile];
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$mimetype = \OC_Helper::getMimeType($tmpFile);
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$size = filesize($tmpFile);
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$mtime = time();
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$stat = $this->stat($path);
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if (is_array($stat)) {
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// update existing db entry
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$stat['size'] = $size;
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$stat['mtime'] = $mtime;
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$stat['mimetype'] = $mimetype;
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} else {
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// create new file
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$stat = array(
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'etag' => $this->getETag($path),
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'mimetype' => $mimetype,
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'size' => $size,
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'mtime' => $mtime,
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'storage_mtime' => $mtime,
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'permissions' => \OCP\PERMISSION_CREATE,
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);
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}
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$fileid = $this->getCache()->put($path, $stat);
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$this->createObject($this->getURN($fileid), $tmpFile);
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}
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}
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@ -0,0 +1,95 @@
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<?php
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/**
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* @author Jörn Friedrich Dreyer
|
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* @copyright (c) 2014 Jörn Friedrich Dreyer <jfd@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/>.
|
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*
|
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*/
|
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|
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namespace OC\Files\ObjectStore;
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class NoopScanner extends \OC\Files\Cache\Scanner {
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|
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/**
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* get all the metadata of a file or folder
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* *
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*
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* @param string $path
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* @return array with metadata of the file
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*/
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public function getData($path) {
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if (!$this->storage->isReadable($path)) {
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//cant read, nothing we can do
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\OCP\Util::writeLog('OC\Files\ObjectStore\NoopScanner', "!!! Path '$path' is not readable !!!", \OCP\Util::DEBUG);
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return null;
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}
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$data = array();
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$data['mimetype'] = $this->storage->getMimeType($path);
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$data['mtime'] = $this->storage->filemtime($path);
|
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if ($data['mimetype'] == 'httpd/unix-directory') {
|
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$data['size'] = -1; //unknown
|
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} else {
|
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$data['size'] = $this->storage->filesize($path);
|
||||
}
|
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$data['etag'] = $this->storage->getETag($path);
|
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$data['storage_mtime'] = $data['mtime'];
|
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$data['permissions'] = $this->storage->getPermissions($path);
|
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return $data;
|
||||
}
|
||||
|
||||
/**
|
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* scan a single file and store it in the cache
|
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*
|
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* @param string $file
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||||
* @param int $reuseExisting
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* @param bool $parentExistsInCache
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* @return array with metadata of the scanned file
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*/
|
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public function scanFile($file, $reuseExisting = 0, $parentExistsInCache = false) {
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return array();
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}
|
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|
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/**
|
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* scan a folder and all it's children
|
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*
|
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* @param string $path
|
||||
* @param bool $recursive
|
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* @param int $reuse
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* @return array with the meta data of the scanned file or folder
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*/
|
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public function scan($path, $recursive = self::SCAN_RECURSIVE, $reuse = -1) {
|
||||
return array();
|
||||
}
|
||||
|
||||
/**
|
||||
* scan all the files and folders in a folder
|
||||
*
|
||||
* @param string $path
|
||||
* @param bool $recursive
|
||||
* @param int $reuse
|
||||
* @return int the size of the scanned folder or -1 if the size is unknown at this stage
|
||||
*/
|
||||
public function scanChildren($path, $recursive = \OC\Files\Storage\Storage::SCAN_RECURSIVE, $reuse = -1) {
|
||||
$size = 0;
|
||||
return $size;
|
||||
}
|
||||
|
||||
/**
|
||||
* walk over any folders that are not fully scanned yet and scan them
|
||||
*/
|
||||
public function backgroundScan() {
|
||||
//noop
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||||
}
|
||||
}
|
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|
|
@ -0,0 +1,91 @@
|
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<?php
|
||||
/**
|
||||
* @author Jörn Friedrich Dreyer
|
||||
* @copyright (c) 2014 Jörn Friedrich Dreyer <jfd@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/>.
|
||||
*
|
||||
*/
|
||||
|
||||
namespace OC\Files\ObjectStore;
|
||||
|
||||
use OpenCloud\OpenStack;
|
||||
|
||||
class Swift extends AbstractObjectStore {
|
||||
|
||||
|
||||
/**
|
||||
* @var \OpenCloud\ObjectStore\Resource\Container
|
||||
*/
|
||||
private $container;
|
||||
|
||||
public function __construct($params) {
|
||||
if (!isset($params['username']) || !isset($params['password']) ) {
|
||||
throw new \Exception("Access Key and Secret have to be configured.");
|
||||
}
|
||||
|
||||
$secret = array(
|
||||
'username' => $params['username'],
|
||||
'password' => $params['password']
|
||||
);
|
||||
if (isset($params['tenantName'])) {
|
||||
$secret['tenantName'] = $params['tenantName'];
|
||||
}
|
||||
if (isset($params['tenantId'])) {
|
||||
$secret['tenantId'] = $params['tenantId'];
|
||||
}
|
||||
|
||||
// the OpenCloud client library will default to 'cloudFiles' if $serviceName is null
|
||||
$serviceName = null;
|
||||
if ($params['serviceName']) {
|
||||
$serviceName = $params['serviceName'];
|
||||
}
|
||||
|
||||
$client = new OpenStack($params['url'], $secret);
|
||||
|
||||
/** @var $objectStoreService \OpenCloud\ObjectStore\Service **/
|
||||
$objectStoreService = $client->objectStoreService($serviceName, $params['region']);
|
||||
|
||||
$this->container = $objectStoreService->getContainer($params['container']);
|
||||
|
||||
//set the user via parent constructor, also initializes the root of the filecache
|
||||
parent::__construct($params);
|
||||
}
|
||||
|
||||
protected function deleteObject($urn) {
|
||||
$object = $this->container->getObject($urn);
|
||||
$object->delete();
|
||||
}
|
||||
|
||||
protected function getObject($urn, $tmpFile) {
|
||||
$object = $this->container->getObject($urn);
|
||||
|
||||
/** @var $objectContent \Guzzle\Http\EntityBody **/
|
||||
$objectContent = $object->getContent();
|
||||
|
||||
$objectContent->rewind();
|
||||
$stream = $objectContent->getStream();
|
||||
file_put_contents($tmpFile, $stream);
|
||||
}
|
||||
|
||||
protected function createObject($urn, $tmpFile = null) {
|
||||
$fileData = '';
|
||||
if ($tmpFile) {
|
||||
$fileData = fopen($tmpFile, 'r');
|
||||
}
|
||||
|
||||
$this->container->uploadObject($urn, $fileData);
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue