195 lines
6.1 KiB
PHP
Executable File
195 lines
6.1 KiB
PHP
Executable File
<?php
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session_start();
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require_once("config.inc.php");
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$yaptc_pagename = "Users";
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require_once($yaptc_inc . "header.inc.php");
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require_once($yaptc_inc . "menu.inc.php");
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// Is user logged in? If not, they shouldn't be here - kill all variables and redirect to login...
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if (!isset($_SESSION['user_id']) || !isset($_SESSION['signature']) || !isset($_SESSION['loggedIn']) || $_SESSION['loggedIn'] != true || $_SESSION['signature'] != md5($_SESSION['user_id'] . $_SERVER['HTTP_USER_AGENT']))
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{
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session_start();
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session_unset();
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session_destroy();
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header ("Refresh:3; url=login.php", true, 303);
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echo "<h2 class=\"content-subhead\">You are not logged in!!!</h2>";
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}
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else
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{
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//********** BEGIN CONTENT **********//
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require_once($yaptc_lib . "phpass-0.3/PasswordHash.php");
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if (!empty($_POST))
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{
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if (empty($_POST['username']))
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{
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echo "Username cannot be empty.";
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}
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if (preg_match('/[^a-zA-Z0-9 .-_]/', $_POST['username']))
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{
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echo "Username contains illegal characters.";
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}
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if (empty($_POST['password']))
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{
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echo "Password cannot be empty.";
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}
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if (strlen($_POST['password']) < 8)
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{
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echo "Password must be at least 8 charcaters.";
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}
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// OPTIONAL
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// Force passwords to contain at least one number and one special character.
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/*
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if (!preg_match('/[0-9]/', $_POST['password']))
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{
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$errors['password'] = "Password must contain at least one number.";
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}
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if (!preg_match('/[\W]/', $_POST['password']))
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{
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$errors['password'] = "Password must contain at least one special character.";
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}
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*/
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if (empty($_POST['password_confirm']))
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{
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echo "Please confirm password.";
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}
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if ($_POST['password'] != $_POST['password_confirm'])
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{
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echo "Passwords do not match.";
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}
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$email = filter_var($_POST['email'], FILTER_VALIDATE_EMAIL);
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if (!$email)
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{
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echo "Not a valid email address.";
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}
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/**
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* Check that the username and email aren't already in our database.
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* Note the use of prepared statements. If you aren't using prepared
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* statements, be sure to escape your data before passing it to the query.
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*
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* Note also the absence of SELECT *
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* Grab the columns you need, nothing more.
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*/
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$query = "SELECT username, email
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FROM users
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WHERE username = :username OR email = :email";
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$stmt = $sql->prepare($query);
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$stmt->execute(array(
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':username' => $_POST['username'],
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':email' => $email
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));
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/**
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* There may well be more than one point of failure, but all we really need
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* is the first one.
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*/
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$existing = $stmt->fetchObject();
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if ($existing)
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{
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if ($existing->username == $_POST['username'])
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{
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echo "That username is already in use.";
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}
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if ($existing->email == $email)
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{
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echo "That email address is already in use.";
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}
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}
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}
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/**
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* If the form has been submitted and no errors were detected, we can proceed
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* to account creation.
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*/
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if (!empty($_POST) && empty($errors))
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{
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/**
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* Hash password before storing in database
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*/
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$hasher = new PasswordHash(8, FALSE);
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$password = $hasher->HashPassword($_POST['password']);
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/**
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* I'm going to mention it again because it's important; if you aren't using
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* prepared statements, be sure to escape your data before passing it to
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* your query.
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*/
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$query = "INSERT INTO users (username, password, email, created, usertype)
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VALUES (:username, :password, :email, NOW(), :usertype)";
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$stmt = $sql->prepare($query);
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$success = $stmt->execute(array(
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':username' => $_POST['username'],
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':password' => $password,
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':email' => $_POST['email'],
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':usertype' => $_POST['usertype'],
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));
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if ($success)
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{
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$message = "Account created.";
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}
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else
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{
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echo "Account could not be created. Please try again later.";
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}
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}
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?>
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>User Registration</title>
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</head>
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<body>
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<?php if (isset($message)): ?>
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<p class="success"><?php echo $message; ?></p>
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<?php endif; ?>
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<!-- Note that we're again checking that each array key exists before
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trying to use it, in order to prevent undefined index notices. -->
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<?php if (isset($errors['registration'])): ?>
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<p class="error"><?php echo $errors['registration']; ?></p>
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<?php endif; ?>
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<form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post">
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<fieldset id="registration">
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<label for="username">Username</label>
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<input type="text" id="username" name="username" />
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<span class="error">
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<?php echo isset($errors['username']) ? $errors['username'] : ''; ?>
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</span><br />
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<label for="email">Email Address</label>
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<input type="text" id="email" name="email" />
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<span class="error">
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<?php echo isset($errors['email']) ? $errors['email'] : ''; ?>
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</span><br />
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<label for="password">Password</label>
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<input type="password" id="password" name="password" />
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<span class="error">
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<?php echo isset($errors['password']) ? $errors['password'] : ''; ?>
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</span><br />
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<label for="password_confirm">Confirm Password</label>
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<input type="password" id="password_confirm" name="password_confirm" />
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<span class="error">
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<?php echo isset($errors['password_confirm']) ? $errors['password_confirm'] : ''; ?>
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</span><br />
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<input type="hidden" name="usertype" value="00000000001"/>
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<input type="submit" value="Submit" />
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</fieldset>
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</form>
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</body>
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</html>
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<?php
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}
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//********** END CONTENT **********//
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require_once($yaptc_inc . "footer.inc.php");
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?>
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