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<?php
/**
* Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
class OC_Cache_File {
protected function getStorage() {
if(OC_User::isLoggedIn()){
$subdir = 'cache';
$view = new OC_FilesystemView('/'.OC_User::getUser());
if(!$view->file_exists($subdir)) {
$view->mkdir($subdir);
}
return new OC_FilesystemView('/'.OC_User::getUser().'/'.$subdir);
}else{
OC_Log::write('core','Can\'t get cache storage, user not logged in', OC_Log::ERROR);
return false;
}
}
public function get($key) {
$storage = $this->getStorage();
if ($storage->is_file($key)) {
$mtime = $storage->filemtime($key);
if ($mtime < time()) {
$storage->unlink($key);
return false;
}
return $storage->file_get_contents($key);
}
return false;
}
public function set($key, $value, $ttl) {
$storage = $this->getStorage();
if ($storage->file_put_contents($key, $value)) {
return $storage->touch($key, time() + $ttl);
}
return false;
}
public function remove($key) {
$storage = $this->getStorage();
return $storage->unlink($key);
}
}
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