PHP静态新闻列表自动生成代码

function CreateShtml()  
{  
ob_start(array("callback_CreateShtml","callback_GoToShtml"));  
}  
function callback_CreateShtml($buffer)  
{  
$page = intval(@$_REQUEST["page"]);  
$fileName = $_SERVER['DOCUMENT_ROOT'] . dirname($_SERVER['PHP_SELF']) . "/" . basename($_SERVER['PHP_SELF'],".php") . ($page==0 ? "" : "_" . strval($page)) . ".htm";  
$fp = fopen($fileName,"wb");  
fwrite($fp,$buffer);  
fclose($fp);  
return $buffer;  
}  
function callback_GoToShtml($buffer)  
{  
$page = intval(@$_REQUEST["page"]);  
$fileName = basename($_SERVER['PHP_SELF'],".php") . ($page==0 ? "" : "_" . strval($page)) . ".htm";  
header("location:" . $fileName);  
return $buffer;  
}  
function GoToShtml()  
{  
$page = intval(@$_REQUEST["page"]);  
$fileName = basename($_SERVER['PHP_SELF'],".php") . ($page==0 ? "" : "_" . strval($page)) . ".htm";  
if(file_exists($fileName))  
header("location:" . $fileName);  
}  
function DeleteShtml($fileName=NULL)  
{  
if(is_null($fileName))  
$fileName = $_SERVER['DOCUMENT_ROOT'] . $_SERVER['PHP_SELF'];  
if($fileName[0]=="/")  
$fileName = $_SERVER['DOCUMENT_ROOT'] . $fileName;  
$path = dirname($fileName);  
$dir = dir($path);  
$patten = "/^" . basename($fileName, ".php") . "(_[0-9]+)?.htm/";  
while(($entry = $dir->read())!==false)  
{  
if(is_file($path . "/" .$entry) && preg_match($patten,$entry))  
unlink ($path . "/" . $entry);  
}  
}