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-----------------------------------------------------------
--------------------------------------------------------- // Check if session is not registered , redirect back to main
page. // Put this code in first line of web page. Login Successful ---------------------------------------------------------
// Put this code in first line of web page.
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Here we may display a picture of this month's special:
 0); } /** * Inserts the given (username, password) pair * into the database. Returns true on success, * false otherwise. */
function addNewUser($username, $password){ global $conn; $q = "INSERT INTO users VALUES ('$username', '$password')"; return
mysql_query($q,$conn); } /** * Displays the appropriate message to the user * after the registration attempt. It displays
a * success or failure status depending on a * session variable set during registration. */ function displayStatus(){ $uname
= $_SESSION['reguname']; if($_SESSION['regresult']){ ?>
Registered!
Thank you , your information has been added to the database, you may now log in.
Registration Failed
We're sorry, but an error has occurred and your registration for the username , could not be completed.
Please
try again at a later time. 30){ die("Sorry, the username is longer than 30 characters, please shorten it."); } /* Check
if username is already in use */ if(usernameTaken($_POST['user'])){ $use = $_POST['user']; die("Sorry, the username: $use
is already taken, please pick another one."); } /* Add the new account to the database */ $md5pass = md5($_POST['pass']);
$_SESSION['reguname'] = $_POST['user']; $_SESSION['regresult'] = addNewUser($_POST['user'], $md5pass); $_SESSION['registered']
= true; echo "
"; return; } else{ /** * This is the page with
the sign-up form, the names * of the input fields are important and should not * be changed. */ ?>
Register
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