我的问题是:当用户登录到我的网站时,我将他们所有的用户信息放入一个会话中,如下所示
session_start();
//Put all user info into session cookie
$_SESSION["login"] = 'true';
$_SESSION["id"] = $user_info['id'];
$_SESSION["firstname"] = $user_info['firstname'];
$_SESSION["lastname"] = $user_info['lastname'];
$_SESSION["screen_name"] = $user_info['screen_name'];
$_SESSION["facebook"] = $user_info['facebook'];
$_SESSION["email"] = $user_info['email'];
$_SESSION["date_joined"] = $user_info['date_joined'];
$_SESSION["account_type"] = $user_info['account_type'];
$_SESSION["account_active"] = $user_info['account_active'];
$_SESSION["hashed_password"] = $user_info['hashed_password'];
问题是,如果他们从www.domain.com登录,然后结束在domain.com的页面或其他方式,他们从domain.com登录,并结束在www.domain.com页面上存储的信息会话是不可用的。
我怎么能有会话信息可用,无论他们登录与www或不?
这样做合适吗:
<?php
//Ok I modified the code so I don't get the undefined errors I was getting
//OLD CODE
//$currentCookieParams = session_get_cookie_params();
//$rootDomain = '.domain.com';
//session_set_cookie_params(
//$currentCookieParams["3600"],
//$currentCookieParams["/"],
//$rootDomain,
//$currentCookieParams["false"],
//$currentCookieParams["false"]
//);
//session_name('mysessionname');
//NEW CODE
$rootDomain = '.beckerfamily1.com';
session_set_cookie_params( 3600, '/', $rootDomain, false, false);
session_start();
if (isset($_SESSION['LAST_ACTIVITY']) && (time() - $_SESSION['LAST_ACTIVITY'] > 2700)) {
// last request was more than 45 min ago
if(isset($_SESSION['id'])){
$connection = mysql_connect('localhost', '******', '*******');
if (!$connection){
die('Database connection failed: ' . mysql_error());
}
$db_select = mysql_select_db('beckerfamily');
if(!$db_select){
die('Could not select database: ' . mysql_error());
}
$query = "UPDATE users SET online='no' WHERE id='{$_SESSION['id']}' LIMIT 1";
$result = mysql_query($query);
if (!$result) {
die("Database query failed: " . mysql_error());
}
}
$_SESSION = array();
if(isset($_COOKIE[session_name()])) {
setcookie(session_name(), '', time()-42000, '/');
}
session_destroy(); // destroy session data in storage
session_unset(); // unset $_SESSION variable for the runtime
if(isset($connection)){
mysql_close($connection);
}
}
$_SESSION['LAST_ACTIVITY'] = time(); // update last activity time stamp
?>
也有必要有session_name('mysessionname');
或我可以省略它和PHP将设置会话名称自己?
cookie(如PHPSESSID cookie)仅在其设置的域上可用。您可以使域包括所有子域:
ini_set('session.cookie_domain', '.example.com' );
或者如果配置不允许重写,
$currentCookieParams = session_get_cookie_params();
$rootDomain = '.example.com';
session_set_cookie_params(
$currentCookieParams["lifetime"],
$currentCookieParams["path"],
$rootDomain,
$currentCookieParams["secure"],
$currentCookieParams["httponly"]
);
session_name('mysessionname');
session_start();
http://php.net/manual/en/function.session-set-cookie-params.php 更好的可能是选择是否要通过www
访问您的站点,并将所有请求重定向到另一个。
我不知道你在使用什么语言,但你需要改变你的会话cookie的"域"属性。如果你设置cookie域为"domain.com",它将被"domain.com"answers"www.domain.com"访问。