<?php
// if(isset($_SESSION['loggedin']) || $_SESSION['loggedin'] = true){
// header("location:welcome.php");
// }
$pass = false;
$insert = false;
$login = false;
$error = false;
// $duplicate = false;
include 'dbconn.php';
if($_SERVER['REQUEST_METHOD'] == 'POST'){
$username = $_POST['username'];
$password = $_POST['password'];
$sql = "SELECT * FROM `signin` WHERE `username` = '$username' AND `password` = '$password'";
$result = mysqli_query($conn, $sql);
$num = mysqli_num_rows($result);
if($num == 1){
$login = true;
session_start();
$_SESSION['loggedin'] = true;
$_SESSION['username'] = $username;
header("location:welcome.php");
}
else{
$error = " Invalid Credentials";
}
}
?>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.4.1/dist/css/bootstrap.min.css" integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
<title>Login</title>
</head>
<body>
<?php
include 'nav.php';
if($login){
echo '
<div class="alert alert-success alert-dismissible fade show" role="alert">
<strong>Success!!</strong> Your are login successfuly
<button type="button" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
';
}
if($pass){
echo '
<div class="alert alert-warning alert-dismissible fade show" role="alert">
<strong>Error!!</strong>Password does not match.
<button type="button" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>';
}
if($error){
echo '
<div class="alert alert-warning alert-dismissible fade show" role="alert">
<strong>Error!!</strong>'.$error.'
<button type="button" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
';
}
?>
<div class="container mt-5">
<h1 class="text-center">Login</h1>
<form method="POST" action="">
<div class="form-group mt-3">
<label for="username">Username</label>
<input type="text" class="form-control" id="username" name="username" placeholder="Enter your username" aria-describedby="emailHelp" required>
</div>
<div class="form-group">
<label for="password">Password</label>
<input type="password" class="form-control" id="password" name="password" placeholder="Enter your password" required>
</div>
<!-- <div class="form-group form-check">
<input type="checkbox" class="form-check-input" id="exampleCheck1">
<label class="form-check-label" for="exampleCheck1">Check me out</label>
</div> -->
<button type="submit" class="btn btn-primary col-md-6">Sign Up</button>
</form>
</div>
<script src="https://code.jquery.com/jquery-3.4.1.slim.min.js" integrity="sha384-J6qa4849blE2+poT4WnyKhv5vZF5SrPo0iEjwBvKU7imGFAV0wwj1yYfoRSJoZ+n" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.4.1/dist/js/bootstrap.min.js" integrity="sha384-wfSDF2E50Y2D1uUdj0O3uMBJnjuUD4Ih7YwaYd1iqfktj0Uod8GCExl3Og8ifwB6" crossorigin="anonymous"></script>
</body>
</html>