^^&&^^

Edit File: FileHandler.inc

<?php
/**
 * Author:		Shlomi
 * Date:		Sep 6, 2017 12:29:07 PM
 * Founder:		Shlomi Bazak (SBZsoft) (c)
 * File: 		FileHandler.inc
 *  
 * Description:
 *		
 */
namespace B2\FS;
use B2\Exceptions\UnableToOpenFileException;
use B2\Exceptions\NotFoundException;
use B2\Exceptions\FileException;
use B2\Entities\MimeTypes;

// No direct access.
defined("__NSS__") or die("Restrected Access.");
class FileHandler {
	
	private $_stat;
	private $_fileName;
	
	protected  $_handle;
	private $_tmp_handle;
	
	/**
	 * 
	 * @param string $path
	 * @throws NotFoundException
	 * @throws UnableToOpenFileException
	 */
	public function __construct($path){
		if(!file_exists($path)) throw new NotFoundException("File $path not found.");
		$this->_fileName = $path;
		$this->_handle = fopen($this->_fileName, "r");
		if(!$this->_handle) throw new UnableToOpenFileException("File $path not readbale.");
		$this->_stat = null;
	}
	
	public function __destruct(){ 
		if($this->_tmp_handle && is_resource($this->_tmp_handle)) {
			fclose($this->_tmp_handle);
		}
		@fclose($this->_handle); 
	}
	
	public function getFileHandle(){
		if($this->_tmp_handle && is_resource($this->_tmp_handle)) {
			fclose($this->_tmp_handle);
		}
		return $this->_tmp_handle = fopen($this->_fileName, "r+"); 
	}
	
	public function getStat(){
		if(!$this->_stat) $this->_stat = fstat($this->_handle);
		return $this->_stat;
	}
	
	public function getCursor(){ return ftell($this->_handle); }
	
	public function getName(){ return $this->_fileName; }
	
	private function _seek($offset, $whence){
		if( 0 != fseek($this->_handle, $offset, $whence) )
			throw new FileException("Unable to Seek to offset $offset on file {$this->_fileName}");
	}
	
	public function seekCur($offset)	{ $this->_seek($offset, SEEK_CUR); }
	
	public function seekSet($offset)	{ $this->_seek($offset, SEEK_SET); }
	
	public function seekEnd($offset)	{ $this->_seek($offset, SEEK_END); }
	
	public function rewind()	{ return $this->seekSet(0); }
	
	public function eof()	{ 
		return $this->getCursor() >= $this->getSize(); 
	}
	
	public function getMimeType(){ return MimeTypes::getType($this->_fileName); }
	
	public function getConetnType(){ return $this->getMimeType(); }
	
	/**
	 * Get device number
	 */
	public function getDevice(){ return $this->getStat()['dev']; }
	
	/**
	 * Get inode number
	 * On Windows this will always be 0. 
	 */
	public function getInode(){ return $this->getStat()['ino']; }
	
	/**
	 * Get inode protection mode
	 */
	public function getInodeMode(){ return $this->getStat()['mode']; }
	
	/**
	 * Get number of links
	 */
	public function getLinkCount(){ return $this->getStat()['nlink']; }
	
	/**
	 * Get userid of owner
	 * On Windows this will always be 0. 
	 */
	public function getUid(){ return $this->getStat()['uid']; }
	
	/**
	 * Get groupid of owner
	 * On Windows this will always be 0. 
	 */
	public function getGid(){ return $this->getStat()['gid']; }
	
	/**
	 * Get device type, if inode device
	 */
	public function getDeviceType(){ return $this->getStat()['rdev']; }
	
	/**
	 * Get size in bytes
	 */
	public function getSize(){ return $this->getStat()['size']; }
	
	/**
	 * Get time of last access (Unix timestamp)
	 */
	public function getAccessTime(){ return $this->getStat()['atime']; }
	
	/**
	 * Get time of last modification (Unix timestamp)
	 */
	public function getModificationTime(){ return $this->getStat()['mtime']; }
	
	/**
	 * Get time of last inode change (Unix timestamp)
	 */
	public function getCreationTime(){ return $this->getStat()['ctime']; }
	
	/**
	 * Get blocksize of filesystem IO 
	 * Only valid on systems supporting the st_blksize type - other systems (e.g. Windows) return -1.
	 */
	public function getBlockSize(){ return $this->getStat()['blksize']; }
	
	/**
	 * Get number of 512-byte blocks allocated
	 * Only valid on systems supporting the st_blksize type - other systems (e.g. Windows) return -1.
	 */
	public function getBlocks(){ return $this->getStat()['blocks']; }
	
}