我通过会话传递用户变量。它在本地主机上正常工作,但一旦在Web服务器上出现奇怪的事情。虽然在服务器上的PHP会话问题,但在本地主机上没有问题
登录后,会话变量的工作原理应该是......直到您点击三页左右,并突然出现POOF!
注意“Welcome, jordan.
”而不是“Welcome, .
”也是左上角。
会议功能: http://imageshack.us/photo/my-images/32/loggedins.png/
会议噗! http://imageshack.us/photo/my-images/515/loggedinno.png/
登录/创建会话变量代码:
<?php
if (!isset($_SESSION['user']))
{
if (isset($_POST['user']))
{
$user = sanitizeString($_POST['user']);
$pass = sanitizeString($_POST['pass']);
if (preg_match($txtMatch,$user))
{
if ($user == "" || $pass == "")
{
$error = "Please enter all required fields";
}
else
{
$query = "SELECT * FROM gtmembers WHERE user='$user'";
$result = queryMysql($query);
$rank = mysql_result($result, 0, 'rank');
if (!mysql_num_rows($result))
{
$error = "Username does not exist.";
}
else
{
$getPass = mysql_result($result, 0, 'pass');
$salt = substr($getPass, 0, 64);
$hash = $salt . $pass;
for ($i = 0; $i < 100000; $i++)
{
$hash = hash('sha256', $hash);
}
$hash = $salt . $hash;
if ($hash == $getPass)
{
if ($rank != "Banned")
{
$userLow = strtolower($user);
$_SESSION['user'] = $userLow;
$_SESSION['rank'] = $rank;
echo <<<_END
<script type="text/javascript">
window.location.href='index.php';
</script>
_END;
echo "Successfully logged in. Click <a href='index.php'>here</a> to continue.";
}
页眉代码:
<?php //gtheader.php
session_start();
include_once 'gtfunctions.php';
$loggedIn = FALSE;
if (isset($_SESSION['user']))
{
$user = $_SESSION['user'];
if ($user) echo "Current User: $user<br />";
else echo "Current User: None<br />";
$rank = $_SESSION['rank'];
$loggedIn = TRUE;
echo "is set SESSION['user']? Yes";
}
else echo "is set SESSION['user']? No";
echo "<div id='header'><a class='header' href='index.php'> <h1 id='headerTitle'>$appname</h1></a>";
if ($loggedIn == TRUE)
{
$query = "SELECT * FROM gtmessages WHERE recip='$user' AND status='0'";
$result = queryMysql($query);
if (mysql_num_rows($result) == 0) $num = "";
else $num = "[".mysql_num_rows($result)."]";
if ($rank == 'Owner' || $rank == 'Admin')
{
echo "Welcome, <a class='header' href='gtmembers.php?view=$user'>$user</a><a class='header' href='gtmessage.php'>$num</a>. [<a class='header' href='gtlogout.php'>Logout</a>] | <a class='header' href='gtadmin.php'>Admin</a><br />";
}
else
{
echo "Welcome, <a class='header' href='gtmembers.php?view=$user'>$user</a><a class='header' href='gtmessage.php'>$num</a>. [<a class='header' href='gtlogout.php'>Logout</a>]<br />";
}
}
?>
你是否在任何地方调用session_start?可能是 – 2013-03-22 04:41:13
@AdamPlocher,否则它根本无法工作。 – 2013-03-22 04:41:57
不正确。 Php.ini具有以下设置:session.auto_start = 1 – 2013-03-22 04:42:18