Show Code: medium-create.php

<?php include 'session.php'?> <!DOCTYPE html>
<html>

<head>
    <title>Alexandria</title>
    <link href="style1.css" rel="stylesheet" type="text/css">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>

<body>
    <?php include 'nav.php'?>
    <?php include 'db-connect.php'?>
    <main>
        <?php
    
//handle initial create page
    
if( $_POST['medium_name']==''){
        
    
?>
        <form method="post" action="medium-create.php">
            <label>Medium Name: </label>
            <input type="text" name="medium_name">
            <input type="submit" value="Create">
        </form>
        <?php 
   
}
   
//handle recursive form
   
else{
       
    
$medium_name=$_POST['medium_name'];

    
$sql='INSERT INTO t_mediums (medium_name)
    VALUES ("'
.$medium_name.'")';
       
    if(
mysqli_query($con,$sql)){
        echo 
'Medium has been created';
    }
    else{
        echo 
"Error creating medium: " mysqli_error($con);
    }  
 }  
?>

        <?php mysqli_close($con);  //Close Connection?>
    </main>
</body>

</html>