<?php 
/**
* @version	0.93
* @category	Anahita Plugin
* @package	File
* @copyright	Copyright (C) 2007 - 2009 rmd Studio Inc. and Peerglobe Technology Inc. All rights reserved.
* @license	GNU GPLv2 <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>
* @link http://www.anahitapolis.com
*/

class AnUtilStorageAdapterLocal extends AnUtilStorageAdapterAbstract
{
	
	protected $_root;
	
	protected $_baseURL;
	
	public function __construct($options=array())
	{
		parent::__construct($options);
			
		$this->_root 	=  $this->getOption('root', JPATH_ROOT);
		
		$base_url 		= JFactory::getURI()->base();
		
		$application    = KFactory::get('lib.joomla.application');
		
		if ( $application->getClientId() != 0 )
			$base_url = preg_replace('/\w+\/$/', '', $base_url);
						
		$this->_baseURL =  $this->getOption('base_url', $base_url);
	}
			
	/**
	 * 
	 * @return 
	 * @param $path Object
	 * @param $incpath Object[optional]
	 * @param $amount Object[optional]
	 * @param $chunksize Object[optional]
	 * @param $offset Object[optional]
	 */
	protected function _read($path)
	{
		$path = $this->_getFilePath($path);
		return file_get_contents($path);
	}
	
	/**
	 * 
	 * @return 
	 * @param $path Object
	 * @param $buffer Object
	 * @param $mode Object
	 */
	protected function _write($path, $data, $public)
	{
		$path = $this->_getFilePath($path);
		$dir  = dirname($path);		
		if ( !file_exists($dir) ) {
			mkdir($dir, 0707, true);
		}
		return file_put_contents($path, (string) $data);
	}
	
	protected function _exists($path)
	{
		$path = $this->_getFilePath($path);
		return file_exists($path);
	}
	
	protected function _delete($path)
	{
		$path = $this->_getFilePath($path);
		unlink($path);
	}

	protected function _getUrl($path)
	{
		return $this->_baseURL.$path;
	}
	
	protected function _getFilePath($path)
	{
		return $this->_root.DS.str_replace('/', DS, $path);
	}	

//end class	
}