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<?php
$success=0;
$user=0;
$invalid=0;
if($_SERVER['REQUEST_METHOD']=='POST'){
include 'connect.php';
$username=$_POST['username'];
$password=$_POST['password'];
$cpassword=$_POST['cpassword'];
$epassword = md5($password);
$sql="Select * from `registration` where username='$username'";
$result=mysqli_query($con,$sql);
if($result){
$num=mysqli_num_rows($result);
if($num>0){
$user=1;
}else{
if($password===$cpassword){
$sql="insert into `registration`(username,password) values('$username','$epassword')";
$result=mysqli_query($con,$sql);
if($result){
$success=1;
header('location:display.php');
}
}else{
$invalid=1;
//die(mysqli_error($con));
}
}
}
}
?>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
<title>ABC Air Sign up</title>
</head>
<body background="https://images.hdqwalls.com/download/passenger-airplanes-clouds-5k-m7-1920x1080.jpg" no-repeat center center fixed;>
<?php
if($user){
echo '<div class="alert alert-danger alert-dismissible fade show" role="alert">
<strong>Oops!</strong> User Already Exists! Please Login!<button type="button" class="btn-close"
data-bs-dismiss="alert" aria-label="Close"></button>
</div>';
}
?>
<?php
if($invalid){
echo '<div class="alert alert-danger alert-dismissible fade show" role="alert">
<strong>Error!</strong> Passwords do not match!!<button type="button" class="btn-close"
data-bs-dismiss="alert" aria-label="Close"></button>
</div>';
}
?>
<?php
if($success){
echo '<div class="alert alert-success alert-dismissible fade show" role="alert">
<strong>Great!</strong> You have signed in successfully!!!<button type="button" class="btn-close"
data-bs-dismiss="alert" aria-label="Close"></button>
</div>';
}
?>
<br>
<h1 class="text-center mt-5">ABC Air Sign Up</h1><br>
<div class="container mt-5">
<form action="sign.php" method="post">
<div class="mb-3">
<label for="exampleInputEmail1" class="form-label" style="color:black;"><b>Name</b></label>
<input type="text" class="form-control" placeholder="Enter name" name="username">
</div>
<div class="mb-3">
<label for="exampleInputPassword1" class="form-label" style="color:black;"><b>Password</b></label>
<input type="password" class="form-control" placeholder="Enter password" name="password">
</div>
<div class="mb-3">
<label for="exampleInputPassword1" class="form-label" style="color:black;"><b>Confirm Password</b></label>
<input type="password" class="form-control" placeholder="Confirm password" name="cpassword">
</div>
<button type="submit" class="btn btn-danger w-100">Sign up</button>
</form>
</div><br>
<center><b>Already Registered? </b><button class="btn btn-dark"><a href="login.php" class="text-light" style="text-decoration: none;">
Login here</a></button></center>
</body>
</html>