Files
WMU-CS4430-Project/var/www/login.php
WilliamMiceli aa5cf8b099 Fixed redirect
2019-12-04 19:11:05 -05:00

62 lines
2.7 KiB
PHP

<?php
require 'common.php';
try{
if($_POST['login_username'] != '' && $_POST['login_password'] != ''){
if(ctype_alnum($_POST['login_username']) && ctype_alnum($_POST['login_password'])){
unset($_SESSION['loggedInUser']);
$db_statement = $db_connection->prepare("SELECT COUNT(*) FROM login WHERE username = '".$_POST["login_username"]."' and pword = '".$_POST["login_password"]."'");
$db_statement->execute();
$db_statement->setFetchMode(PDO::FETCH_ASSOC);
$db_returned = $db_statement->fetchAll();
$matchingUsers = $db_returned[0]['COUNT(*)'];
if($matchingUsers > 0){
// User has been authenticated; set user as logged in
$_SESSION['loggedInUser'] = $_POST['login_username'];
unset($_SESSION['loginError']);
// Move onto landing page
header('Location: /messagesInbox.php');
}else{
// No matching users found, send user an error message
$_SESSION['loginError'] = 'Invalid Username or Password';
}
}else{$_SESSION["loginError"] = "Invalid characters found, please try again";}
}else{
// If user submitted login form wihout actually filling it out completely, send user an error message
if(!empty($_POST)){
$_SESSION["loginError"] = "Username and Password are required, please try again";
}
}
}catch(PDOException $e){
echo "PDOException: ".$e->getMessage();
}catch(Exception $e){
echo "Exception: ".$e->getMessage();
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>friendbook Login</title>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
<link rel="stylesheet" type="text/css" href="styling.css">
</head>
<body>
<!--#include virtual="header.html" -->
<div class="message">
<p><?php if($_SESSION['loginError']!=""){ echo $_SESSION['loginError']; } ?></p>
</div>
<h2>Please Login</h2>
<form action="" method="post">
Username&colon; <input type="text" name="login_username" placeholder="Username"><br />
Password&colon; <input type="password" name="login_password" placeholder="Password"><br />
<br />
<input type="submit" class="button">
<a href="/signup.php" class="button">Signup</a>
</form>
</body>
</html>
<?php
$db_connection = null;
?>