<?
class writableFile {
	private $fileName;
	private $fileReference;
	
	function __construct($filename) {
		$this->fileName=$filename;
		$this->fileReference=fopen ( $filename, "wb", FALSE);
		if($this->fileReference===FALSE) die("Can not open file for writing");
	}

	function close(){
		if($this->fileReference)  fclose($this->fileReference);
	}
	
	function __destruct(){
		$this->close();
	}
	
	function write($content){
		if($this->fileReference) fwrite ($this->fileReference, $content);
	}
	
	function getFileName(){
		return $this->fileName;
	}
}

class readableFile {
	private $fileName;
	private $fileReference;
	
	function __construct($filename) {
		$this->fileName=$filename;
		$this->fileReference=fopen ( $filename, "rb", FALSE);
		if($this->fileReference===FALSE) die("Can not open file for reading");
	}

	function close(){
		if($this->fileReference)  fclose($this->fileReference);
	}
	
	function __destruct(){
		$this->close();
	}
	
	function read(){
		if($this->fileReference) return(fread($this->fileReference, filesize($this->fileName)));
	}
	
	function getFileName(){
		return $this->fileName;
	}
}

?>