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    用缓存实现静态页面的测试_php技巧

    2016-05-17 09:43:08原创414
    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']) . "//m.sbmmt.com/m/" . 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]=="//m.sbmmt.com/m/")

    $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($path . "//m.sbmmt.com/m/" .$entry) && preg_match($patten,$entry))

    unlink ($path . "//m.sbmmt.com/m/" . $entry);

    }

    }


    CreateShtml();
    echo "这是静态生成的页面!$page";
    GoToShtml();
    DeleteShtml();
    ?>
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