登录脚本无法在活服务器上工作
问题描述:
我已经在我的localhost上为一个网站构建了一个管理部分,我一直在努力工作一段时间,一切正常,因为它应该在我的本地主机上,但是当我将它上载到活动服务器时,它只是不会工作 - 当我说不会工作,它不会做任何事情!登录页面应该会自动加载,如果我尝试访问index.php页面而未登录,它会将我重定向到login.php,因为它应该这样做,但是当我登录时,它只是重新加载登录页面,当我去注册时也是这样。登录脚本无法在活服务器上工作
我已经花了整整一天的时间去了解每一个可能的错误,我可以想到,我已经加倍,然后三重检查了数据库连接,表格等,我回应了“你好世界!”从登录页面中包含的各种文件中查看它是否正确连接到它们,并且它每次都能正常工作......我甚至检查了服务器设置的时间,因为我在另一个论坛上读到某人正在类似的问题,他们更新服务器到正确的时间,它的工作,与会话有关......但唉,似乎没有任何工作。正如我之前提到的,它在我的本地主机上运行得非常好,而且我已经在一台运行正常的服务器上尝试过登录,但从此我已经完成了更多的工作。
供参考,这是我的登录/注册等类:
<?php
class USER {
private $db_user;
function __construct($db) {
$this->db_user = $db;
}
public function register($clientID,$u_fname,$u_lname,$u_tel,$u_email,$uname,$upass,$secQuestion,$secAnswer) {
try {
$new_password = password_hash($upass, PASSWORD_DEFAULT);
$stmt = $this->db_user->prepare("INSERT INTO users(client_id,user,pass,first_name,last_name,telephone,email,sec_question,sec_answer) VALUES(:client,:user, :pass, :fname, :lname, :tel, :email, :secQ, :secA)");
$stmt->bindparam(":user", $uname);
$stmt->bindparam(":client", $clientID);
$stmt->bindparam(":pass", $new_password);
$stmt->bindparam(":email", $u_email);
$stmt->bindparam(":fname", $u_fname);
$stmt->bindparam(":lname", $u_lname);
$stmt->bindparam(":tel", $u_tel);
$stmt->bindparam(":secQ", $secQuestion);
$stmt->bindparam(":secA", $secAnswer);
$stmt->execute();
return $stmt;
} catch(PDOException $e) {
echo $e->getMessage();
}
}
public function login($uname, $upass) {
try {
$stmt = $this->db_user->prepare("SELECT * FROM users WHERE user=:user LIMIT 1");
$stmt->execute(array(':user'=>$uname));
$userRow=$stmt->fetch(PDO::FETCH_ASSOC);
if($stmt->rowCount() > 0) {
if(password_verify($upass, $userRow['pass'])) {
$_SESSION['user_session'] = $userRow['id'];
return true;
} else {
return false;
}
}
} catch(PDOException $e) {
echo $e->getMessage();
}
}
public function is_loggedin() {
if(isset($_SESSION['user_session'])) {
return true;
}
}
public function logout() {
session_destroy();
unset($_SESSION['user_session']);
return true;
}
}
?>
我的配置文件:
<?php
require('constants.php');
try {
$db = new PDO("mysql:host=" . DB_SERVER . ";dbname=" . DB_NAME, DB_USER, DB_PASS);
$db->setAttribute(PDO::ATTR_ERRMODE,PDO::ERRMODE_EXCEPTION);
$db->exec("SET NAMES 'utf8'");
} catch (PDOException $e) {
echo "Could not connect to the database because: " . $e->getMessage();
exit;
}
include_once 'class.user.php';
$user = new USER($db);
?>
和我的登录页面本身:
<?php
session_start();
$page_title = "Love Deals Login";
require('../inc/connect/config.php');
if($user->is_loggedin()!="") {
header("Location: index.php");
}
if(isset($_POST['login'])) {
$uname = $_POST['txt_uname'];
$upass = $_POST['txt_upass'];
if($user->login($uname,$upass)) {
header("Location: index.php");
} else {
$error = "Login failed. Please try again, or register";
}
}
include('inc/admin-header.php');
?>
<div class="container" style="padding: 100px 0 0 0;">
<div class="form-container">
<form method="post" id="login">
<h3>Please login</h3>
<?php if(isset($error)) { ?>
<div class="alert alert-danger">
<i class="glyphicon glyphicon-warning-sign"></i> <?php echo $error; ?>
</div>
<?php } else if(isset($_GET['joined'])) { ?>
<div class="alert alert-info">
<i class="glyphicon glyphicon-ok"></i> Thanks! You are now registered. You may now login below
</div>
<?php } else if(isset($_GET['pass-update'])) { ?>
<div class="alert alert-info">
<i class="glyphicon glyphicon-ok"></i> Success! Your password has been updated. You may now login below
</div>
<?php } ?>
<div class="form-group col-xs-12 col-sm-10 col-sm-offset-1 col-md-8 col-md-offset-2 col-lg-6 col-lg-offset-3 login">
<input type="text" class="form-control" name="txt_uname" placeholder="Username" required />
</div>
<div class="form-group col-xs-12 col-sm-10 col-sm-offset-1 col-md-8 col-md-offset-2 col-lg-6 col-lg-offset-3 login">
<input type="password" class="form-control" name="txt_upass" placeholder="Password" required />
</div>
<div class="clearfix"></div>
<div class="form-group col-xs-12 col-sm-10 col-sm-offset-1 col-md-8 col-md-offset-2 col-lg-6 col-lg-offset-3 login">
<p class="small text">Forgotten <a href="forgot-user.php">Username</a>/<a href="forgot-pass.php">Password?</a></p>
<button type="submit" name="login" class="btn btn-primary pull-right">
<i class="glyphicon glyphicon-log-in"></i> Login</button>
</div>
<div class="col-xs-12 col-sm-10 col-sm-offset-1 col-md-8 col-md-offset-2 col-lg-6 col-lg-offset-3" style="text-align: center;">
<label>Don't have an account yet? <a href="agree.php">Register now</a></label>
</div>
</form>
</div>
</div>
<?php include('inc/admin-footer.php'); ?>
任何想法什么可以阻止我的脚本运行?或者甚至只是指向正确的方向,那将不胜感激!
答
尝试!empty()而不是isset()。
我还会补充一点,如果我故意用不正确的用户名或密码登录,它不会显示$ error消息,它会在本地主机上执行... –
您是否检查过服务器上的错误日志? –
是的,没有与登录页面有关的错误,唯一的错误是来自我已经纠正的服务器500错误,这是由于在单独的文件上的权限造成的...... –