<?php
// Connects to your Database
mysql_connect("localhost", "dbasename", "password") or die(mysql_error());
mysql_select_db("instantt_login") or die(mysql_error());
//Checks if there is a login cookie
if(isset($_COOKIE['ID_my_site']))
//if there is, it logs you in and directes you to the members page
{
$username = $_COOKIE['ID_my_site'];
$pass = $_COOKIE['Key_my_site'];
$check = mysql_query("SELECT * FROM users WHERE username = '$username'")or die(mysql_error());
while($info = mysql_fetch_array( $check ))
{
if ($pass != $info['password'])
{
}
else
{
header("Location: members.php");
}
}
}
//if the login form is submitted
if (isset($_POST['submit'])) { // if form has been submitted
// makes sure they filled it in
if(!$_POST['username'] | !$_POST['pass']) {
die('You did not fill in a required field.');
}
// checks it against the database
if (!get_magic_quotes_gpc()) {
$_POST['email'] = addslashes($_POST['email']);
}
$check = mysql_query("SELECT * FROM users WHERE username = '".$_POST['username']."'")or die(mysql_error());
//Gives error if user dosen't exist
$check2 = mysql_num_rows($check);
if ($check2 == 0) {
die('That user does not exist in our database. <a href=register.php>Click Here to Register</a>');
}
while($info = mysql_fetch_array( $check ))
{
$_POST['pass'] = stripslashes($_POST['pass']);
$info['password'] = stripslashes($info['password']);
$_POST['pass'] = md5($_POST['pass']);
//gives error if the password is wrong
if ($_POST['pass'] != $info['password']) {
die('Incorrect password, please try again.');
}
else
{
// if login is ok then we add a cookie
$_POST['username'] = stripslashes($_POST['username']);
$hour = time() + 3600;
setcookie(ID_my_site, $_POST['username'], $hour);
setcookie(Key_my_site, $_POST['pass'], $hour);
//then redirect them to the members area
header("Location: members.php");
}
}
}
else
{
// if they are not logged in
?>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>title ofcourse</title>
<link rel="stylesheet" type="text/css" href="style.css" media="screen" />
</head>
<body>
<div id="wrapper">
<div id="header">
<div id="logo">
<h1><a href="index.php">homepage</a></h1>
</div>
<!-- end #logo -->
<div id="menu">
<ul>
<li class="active"><a href="index.php">Home</a></li>
<li><a href="register.php">Register</a></li>
<li><a href="login.php">Login</a></li>
</ul>
</div>
<!-- end #menu -->
</div>
<!-- end #header -->
<div id="page">
<div id="content">
<div style="margin-bottom: 10px;"></div>
<div class="post"><p>
<h1 class="title">Login</h1><div class="entry">
<form action="<?php echo $_SERVER['PHP_SELF']?>" method="post">
<table border="0">
<tr><td colspan=2><strong></td></tr>
<tr><td>Username:</td><td>
<input type="text" name="username" maxlength="40">
</td></tr>
<tr><td>Password:</td><td>
<input type="password" name="pass" maxlength="50">
</td></tr>
<tr><td colspan="2" align="right">
<input type="submit" name="submit" value="Login">
</td></tr>
</table>
</form>
</div>
<div class="meta"></div>
</div>
</div>
<!-- end #content -->
<div id="sidebar">
<div id="sidebar-bgtop"></div>
<div id="sidebar-content">
<div id="sidebar-bgbtm">
<ul>
<li id="search">
<h2>Links</h2>
<form method="get" action="">
<fieldset>
</fieldset>
</form>
<ul>
<li></li>
</ul>
</li>
<li>
<ul>
<li></li>
<li></li>
</ul>
</li>
</ul>
</div>
</div>
</div>
<!-- end #sidebar -->
<div style="clear:both; margin:0;"></div>
</div>
<!-- end #page -->
<div id="footer">
<p>© 2008. All Rights Reserved.</p>
</div>
<?php
}
?>
next problem is, i use this to show the username on the page