[英]HTML/PHP login redirects to php
我有一個html頁面,該頁面使用php文件查詢數據庫,然后登錄用戶或拒絕訪問。 我遇到的問題是它只是重定向到php文件的url,而從不提供有關所發生情況的反饋。 這是我第一次使用html,php和mysql,因此請原諒我缺乏技術術語/知識。
HTML文件
<html><head><title> Sign-In </title></head>
<body>
<h1> Login Form </h1>
<div id="Sign-In">
<form method="POST" action="connectivity.php">
Username: <input type='text' name='username'> <br><br>
Password: <input type='password' name='password'> <br><br>
<input id="button" type="submit" name="submit" value="Log-In">
</form>
</div>
</body>
</html>
PHP文件
<?php
define('DB_HOST', 'localhost');
define('DB_NAME', 'project2');
define('DB_USER','root');
define('DB_PASSWORD','');
$con=mysql_connect(DB_HOST,DB_USER,DB_PASSWORD) or die("Failed to connect to MySQL: " . mysql_error());
$db=mysql_select_db(DB_NAME,$con) or die("Failed to connect to MySQL: " . mysql_error());
/*
$ID = $_POST['user'];
$Password = $_POST['pass'];
*/
function SignIn()
{
session_start(); //starting the session for user profile page
if(!empty($_POST['user'])) //checking the 'user' name which is from Sign-In.html, is it empty or have some text
{
$query = mysql_query("SELECT * FROM customers where userName = '$_POST[user]' AND pass = '$_POST[pass]'") or die(mysql_error());
$row = mysql_fetch_array($query) or die(mysql_error());
if(!empty($row['userName']) AND !empty($row['pass']))
{
$_SESSION['userName'] = $row['pass'];
echo "SUCCESSFULLY LOGIN TO USER PROFILE PAGE...";
}
else
{
echo "SORRY... YOU ENTERD WRONG ID AND PASSWORD... PLEASE RETRY...";
}
}
}
if(isset($_POST['submit']))
{
SignIn();
}
?>
嘗試這個:
<?php
if (!empty($row['userName']) AND !empty($row['pass'])) {
$_SESSION['userName'] = $row['pass'];
header("Location: mypage.php?is_login=1");
exit; // exit is must or you can use retun also
}
else {
header("Location: mypage.php?is_login=0");
exit; // exit is must or you can use retun also
}
?>
在頁面mypage.php上
<?php
if (isset($_GET['is_login']) ) {
if ('1' == $_GET['is_login']) {
echo "sucess";
}
else {
echo "failure";
}
}
?>
在您的PHP文件中,嘗試重定向到先前的URL或新的HTML頁面(如Home Page):
header('Location: ' . $_SERVER['HTTP_REFERER']);
在你的:
if(isset($_POST['submit']))
{
SignIn();
}
使用header()或Javascript重定向到您的個人資料頁
header("Location: profilepage.php"); //PHP
<script>window.location = 'profilepage.php'</script> //JS
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