Untitled

//INDEX

<html>

    <form action='login.php' method='POST'>
        Username: <input type='text' name='username'><br>
        Password: <input type='password' name='password'><br>
        <input type='submit' value='Log in'>
    </form> <p>

    <a href='register.php'>Register?</a>

</html>

//LOGIN
<?php

session_start();

$username = $_POST['username'];
$username = $_POST['password'];

if ($username&&$password)

{

$connect = mysql_conncet("localhost","root","") or die ("Couldn't connect!");
mysql_select_db ("login") or die ("couldn't find db");

$query = mysql_query("SELECT * FROM users WHERE username='$username'");


$numrows = mysql_num_rows($query);

if ($numrows!=0)
{
    while ($row =mysql_fetch_assoc($query))
    {
        $dbusername = $row ['username'];
        $dbpassword = $row ['password'];
    }

    //check to see if they match!
    if ($username==$dbusername&&$password==$dbpassword)
    {
        echo "You're in!<a href='member.php'>Click</a> here to enter the memberpage";
        $_SESSION['username']=$username;


    }
    else
        echo "Incorrect password!";
}
else
    die ("That user doesen't exsist!");

}
else
    die("Please enter username and a password!");


?>


//LOGOUT

<?php

sessoin_start();

session_destroy();

echo "You've been loggged out. <a href='index.php'>Click</a> here to return";


?>

//MEMBER

<?php

session_start();

if ($_SESSION['username'])
    echo "Welcome, ".$_SESSION['username']."!<br><a href='logout.php'>Logout</a>";
    else
        die("You must be logged in!");
?>

//REGISTER

<?php
echo "<h1>Register</h1>";

$submit = $_POST['sumbit'];

$fullname = strip_tags ($_POST['fullname']);
$username = strip_tags ($_POST['username']);

$password = strip_tags($_POST['password']);
$repeatpassword =strip_tags ($_POST['repeatpassword']);
$date = date ("y-m-d");

if ($submit)


//check for existance
if ($fullname&&$username&&$password&&$repeatpassword)
{


    if ($password==$repeatpassword)
    {

        //check char length of username and fullname
        if (strlen($username)>25||strlen($fullname)>25)
        {
        echo "Length of username or fullname is too long!";
    }
    else
    {

        //check password length
        if (strlen($password)>25 || strlen($password)<6)
    {
            echo "Password must be between 6 and 25 characteres";
    }
        else
    {
            //register the user!

            //encrypt password
            $passsword = md5($password);
            $repeatpassword = md5 ($repeatpassword);

            //open datatbase
            $connect =mysql_connect ("localhost","root","");
            mysql_selelct_db("login"); //select database

            $queryreg = mysql_query("

            INSERT INTO users VALUES ('','$fullname','$username','$password','$date')

            ");

            echo ("You have been registered!<a href='index.php';>Return to login page</a>");

    }
    }
        echo "Please fill in <b>all</b> fields!";


}
}


?>

<html>

<form action='register.php' method='POST'>
    <table>
            <tr>
                <td>
                Full Name:
                 </td>
                <td>
                <input type='text' name='fullname' value='<?php echo $fullname; ?>'>

                </td>
            </tr>
            <tr>
                <td>
                Choose a username:
                 </td>
                <td>
                <input type='text' name='username'value='<?php echo $username; ?>'>

                </td>
            </tr>
            <tr>
                <td>
                Choose a password:
                </td>
                <td>
                <input type='password' name='password'>

                </td>
            </tr>
            <tr>
                <td>
                Repeat your password:
                </td>
                <td>
                <input type='password' name='repeatpassword'>

                </td>
            </tr>
     </table>
     <p>
     <input type='submit' name='submit' value='Register'>
</form>


</html>