file.func.php

创建虚拟磁盘。用户可以创建磁盘

<?php 
##
#	Project: PHPDisk
#	This is NOT a freeware, use is subject to license terms.
#
#	Site: http://www.phpdisk.com
#
#	$Id: file.func.php 138 2009-02-02 04:46:52Z along $
#
#	Copyright (C) 2008-2009 PHPDisk Team. All Rights Reserved.
#
##

if(!defined('IN_PHPDISK')) {
	exit('[PHPDisk] Access Denied');
}

function read_file($f) { 
    if (file_exists($f)) { 
        if (PHP_VERSION >= "4.3.0") return file_get_contents($f); 
        $fp = fopen($f,"r"); 
        $fsize = filesize($f); 
        $c = fread($fp, $fsize); 
        fclose($fp); 
        return $c; 
    } else{
		exit("<b>$f</b> does not exist!"); 
	}
} 

function write_file($f,$str,$mode = 'wb') { 
    $fp = fopen($f,$mode); 
    if (!$fp) { 
        exit("Can not open file <b>$f</b> .code:1");
    } 
	if(is_writable($f)){
		if(!fwrite($fp,$str)){
			exit("Can not write file <b>$f</b> .code:2");
		} 
	}else{
		exit("Can not write file <b>$f</b> .code:3");
	}
    fclose($fp); 
} 
?>