yaptc/login.php~

59 lines
2.4 KiB
PHP

<?php
session_start();
require_once("config.inc.php");
$yaptc_pagename = "Login";
require_once($yaptc_inc . "header.inc.php");
require_once($yaptc_inc . "menu.inc.php");
//********** BEGIN CONTENT **********//
// Is user logged in? If so, tell them and go to main...
if (isset($_SESSION['user_id']) && isset($_SESSION['signature']) && isset($_SESSION['loggedIn']) && $_SESSION['loggedIn'] = true && $_SESSION['signature'] = md5($_SESSION['user_id'] . $_SERVER['HTTP_USER_AGENT']))
{
header ("Refresh:3; url=index.php", true, 303);
echo "<h2 class=\"content-subhead\">You are already logged in...</h2>";
}
else
{
echo "<h2 class=\"content-subhead\">User Login</h2>";
echo '<form class="pure-form" action="login.php" method="post">';
echo '<fieldset class="pure-group" id="login">';
echo '<label for="username">Username</label>';
echo '<input type="text" class="pure-input-1-2" placeholder="Username" id="username" name="username">';
echo '<label for="password">Password</label>';
echo '<input type="password" class="pure-input-1-2" placeholder="Password" id="password" name="password">';
echo '</fieldset>';
echo '<button type="submit" class="pure-button pure-input-1-2 pure-button-primary" value="Login">Sign in</button>';
echo '</form>';
require_once($yaptc_lib . "phpass-0.3/PasswordHash.php");
$hasher = new PasswordHash(8, FALSE);
if (!empty($_POST)) {
$query = "SELECT id, password, UNIX_TIMESTAMP(created) AS salt, firstname, lastname FROM users WHERE username = :username";
$stmt = $sql->prepare($query);
$stmt->execute(array(':username' => $_POST['username']));
$user = $stmt->fetchObject();
if ($user && $user->password == $hasher->CheckPassword($_POST['password'], $user->password)) {
session_regenerate_id();
$_SESSION['user_id'] = $user->id;
$_SESSION['loggedIn'] = TRUE;
$_SESSION['signature'] = md5($user->id . $_SERVER['HTTP_USER_AGENT']);
$_SESSION['firstname'] = $user->firstname;
$_SESSION['lastname'] = $user->lastname;
session_write_close();
echo "Login successful...";
header("Location: index.php");
}
else
{
header ("Refresh:3; url=login.php", true, 303);
echo "<h2 class=\"content-subhead\">Login failed, please try again...</h2>";
}
}
}
//********** END CONTENT **********//
require_once($yaptc_inc . "footer.inc.php");
?>