PHP PDF Downloader

<?php	$file = './yourfile.pdf';	$file_descriptor = fopen( $file, 'rb' );	while ( $read = fgets( $file_descriptor, filesize($file) ) )	{		$file_contents .= $read;	}	fclose( $file_descriptor );	header( 'Content-type: document/pdf' );	print $file_contents;?>