<?php
    // not really neccesary to create an account when you already have one logged in.
    if(isset($_SESSION['user']))
        header('Location: /');

    if($_SERVER['REQUEST_METHOD'] == 'POST' && isset($_POST['newusername']) && isset($_POST['newname']) && isset($_POST['newemail']) && isset($_POST['newpassword']) && !isset($_SESSION['user']))
    {
        $password = password_hash($_POST['newpassword'], PASSWORD_DEFAULT);

        $GLOBALS['database'] -> Select ('
            INSERT INTO users (login, password, name, email, accesslevel)
            VALUES ($1, $2, $3, $4, $5)
            ', [$_POST['newusername'], $password, $_POST['newname'], $_POST['newemail'], LEVEL_REGULAR]
        );

        header('Location: /');
    }
?>

<div id="createaccount">
    <h1>Create an account</h1>
    <br />

    <form method="post">
        <p>Username:</p>
        <input type="text" name="newusername" placeholder="username" autocomplete="off" value="<?php $newusername; ?>" pattern=".{3, 30}" required title="Length must be between 3 characters and 30 characters."/>
        <br />
        <p>Length must be between 3 characters and 30 characters.</p>

        <p>Name:</p>
        <input type="text" name="newname" placeholder="name" autocomplete="off" value="<?php $newname; ?>" required />
        <br />
        <p>This will be displayed as your default name over the website.</p>

        <p>Email address:                    </p>
        <input type="email" name="newemail" placeholder="email" autocomplete="off" value="<?php $newemail; ?>" required />
        <br />
        <p>Alternate login. Not specifically used yet.</p>

        <p>Password:</p>
        <input type="password" name="newpassword" placeholder="password" autocomplete="off" value="<?php $newpassword; ?>" pattern=".{6,30}" required title="Must be between 6 characters and 30 characters."/>
        <br />
        <p>Must be between 6 characters and 30 characters.</p>

        <hr>

        <input type="reset" value="Reset">
        <input type="submit" value="Create">
    </form>
</div>