我一直在使用教程进行注册和登录页面。一切都很完美,除非用户输入了错误的密码。
如果未输入密码,则将正常显示所述错误。
如果输入了正确的密码,它就会登录。
如果输入了错误的密码,它会进入一个空白页面?!
我想要一个错误的密码来显示一条消息,就像输入错误的用户名一样。我已经包含了我的整个login.php
代码:
include('db.php');
if(!isset($_POST['login'])) {
include('form.php');
} else {
if(isset($_POST['user'])&&$_POST['user']==""||!isset($_POST['user'])) {
$error[] = "Username Field can't be left blank";
$usererror = "1";
}
if(!isset($usererror)) {
$user = mysql_real_escape_string($_POST['user']);
$sql = "SELECT * FROM users WHERE user = '$user'";
if(mysql_num_rows(mysql_query($sql))=="0") {
$error[] = "Can't find a user with this username";
}
}
if(isset($_POST['pass'])&&$_POST['pass']==""||!isset($_POST['pass'])) {
$error[] = "password Field can't be left blank";
}
if(isset($error)) {
if(is_array($error)) {
echo "<div class=\"error\"><span>please check the errors and refill the form<span><br/>";
foreach ($error as $ers) {
echo "<span>".$ers."</span><br/>";
}
echo "</div>";
include('form.php');
}
}
if(!isset($error)) {
$suser=mysql_real_escape_string($_POST['user']);
$spass=md5($_POST['pass']);//for secure passwords
$find = "SELECT * FROM users WHERE user = '$suser' AND password = '$spass'";
if(mysql_num_rows(mysql_query($find))=="1"or die(mysql_error())) {
session_start();
$_SESSION['username'] = $suser;
header("Location: loggedin.php");
} else {
echo "<div class=\"warning\"><span>Some Error occured durring processing your data</div>";
}
}
}