<?php
/**
 * Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
 * This file is licensed under the Affero General Public License version 3 or
 * later.
 * See the COPYING-README file.
 */


/**
 * get data from the filecache without checking for updates
 */
class OC_FileCache_Cached{
	public static $savedData=array();
	
	public static function get($path,$root=false){
		if($root===false){
			$root=OC_Filesystem::getRoot();
		}
		$path=$root.$path;
		$query=OC_DB::prepare('SELECT path,ctime,mtime,mimetype,size,encrypted,versioned,writable FROM *PREFIX*fscache WHERE path_hash=?');
		$result=$query->execute(array(md5($path)))->fetchRow();
		if(is_array($result)){
			if(isset(self::$savedData[$path])){
				$result=array_merge($result,self::$savedData[$path]);
			}
			return $result;
		}else{
			if(isset(self::$savedData[$path])){
				return self::$savedData[$path];
			}else{
				return array();
			}
		}
	}

	/**
	 * get all files and folders in a folder
	 * @param string path
	 * @param string root (optional)
	 * @return array
	 *
	 * returns an array of assiciative arrays with the following keys:
	 * - path
	 * - name
	 * - size
	 * - mtime
	 * - ctime
	 * - mimetype
	 * - encrypted
	 * - versioned
	 */
	public static function getFolderContent($path,$root=false,$mimetype_filter=''){
		if($root===false){
			$root=OC_Filesystem::getRoot();
		}
		$parent=OC_FileCache::getId($path,$root);
		if($parent==-1){
			return array();
		}
		$query=OC_DB::prepare('SELECT path,name,ctime,mtime,mimetype,size,encrypted,versioned,writable FROM *PREFIX*fscache WHERE parent=? AND (mimetype LIKE ? OR mimetype = ?)');
		$result=$query->execute(array($parent, $mimetype_filter.'%', 'httpd/unix-directory'))->fetchAll();
		if(is_array($result)){
			return $result;
		}else{
			OC_Log::write('files','getFolderContent(): file not found in cache ('.$path.')',OC_Log::DEBUG);
			return false;
		}
	}
}