created activation page
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Thies Mueller
parent
c2b774d804
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137
activation.php
137
activation.php
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<head>
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<head>
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<link rel="stylesheet" href="ressources/css/bootstrap.min.css" crossorigin="anonymous">
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<link rel="stylesheet" href="ressources/css/bootstrap.min.css" crossorigin="anonymous">
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<title>Reset Password</title>
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<title>Activate User</title>
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</head>
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</head>
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<body>
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<body>
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<?php
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<?php
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$pdo = new PDO('mysql:host=localhost;dbname=usertable', 'usertable', 'password');
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$pdo = new PDO('mysql:host=localhost;dbname=usertable', 'usertable', 'password');
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if(!isset($_GET['userid']) || !isset($_GET['code'])) {
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function random_string() {
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die('<div class="alert alert-warning" role="alert">No code delivered. nothing to do here.</div>');
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if(function_exists('random_bytes')) {
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}
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$bytes = random_bytes(16);
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$str = bin2hex($bytes);
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$userid = $_GET['userid'];
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} else if(function_exists('openssl_random_pseudo_bytes')) {
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$code = $_GET['code'];
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$bytes = openssl_random_pseudo_bytes(16);
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$str = bin2hex($bytes);
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} else if(function_exists('mcrypt_create_iv')) {
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$statement = $pdo->prepare("SELECT * FROM users WHERE id = :userid");
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$bytes = mcrypt_create_iv(16, MCRYPT_DEV_URANDOM);
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$result = $statement->execute(array('userid' => $userid));
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$str = bin2hex($bytes);
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$user = $statement->fetch();
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} else {
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//this should be a unique string. if we use this in prod we should change this.
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//check if theres a code for the user delivered
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$str = md5(uniqid('thisisnotreallyrandombutthisstringheresomakethislongandmaybewith12345numberskthxbye', true));
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if($user === null || $user['passwordcode'] === null) {
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die('<div class="alert alert-danger" role="alert">
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No User matching your request.</div>');
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}
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if($user['passwordcode_time'] === null || strtotime($user['passwordcode_time']) < (time()-24*3600) ) {
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die('<div class="alert alert-danger" role="alert">
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Ooops. This code isnt valid anymore.</div>');
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}
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if(sha1($code) != $user['passwordcode']) {
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die('<div class="alert alert-danger" role="alert">
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Thats not your code. Naughty user!</div>');
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}
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if(isset($_GET['send'])) {
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$password = $_POST['password'];
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$password_confirm = $_POST['password_confirm'];
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//regexes for passvalidation:
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$REuppercase = preg_match('@[A-Z]@', $password);
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$RElowercase = preg_match('@[a-z]@', $password);
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$REnumber = preg_match('@[0-9]@', $password);
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$REspecialChars = preg_match('@[^\w]@', $password);
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if($password != $password_confirm) {
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echo "password or confirmed password wrong";
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}
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}
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if(!$REuppercase || !$RElowercase || !$REnumber || !$REspecialChars || strlen($password) < 8) {
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return $str;
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echo '<color="red">Password needs to be more complex.</color><br />';
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}
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echo '<i>Please implement at least 8 chars, upper & downer caser, one number & one special char.</i><br />';
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$error = true;
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} else {
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$passwordhash = password_hash($password, PASSWORD_DEFAULT);
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$statement = $pdo->prepare("UPDATE users SET password = :passwordhash, passwordcode = NULL, passwordcode_time = NULL WHERE id = :userid");
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$result = $statement->execute(array('passwordhash' => $passwordhash, 'userid'=> $userid ));
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if($result) {
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die('Changed password. Going to <a href="login.php">login</a> now.<meta http-equiv="refresh" content="1; URL=login.php">');
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$showForm = true;
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if(isset($_GET['send']) ) {
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if(!isset($_POST['username']) || empty($_POST['username'])) {
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$error = "<b>Enter your Username</b>";
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} else {
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$statement = $pdo->prepare("SELECT * FROM users WHERE username = :username");
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$result = $statement->execute(array('username' => $_POST['username']));
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$user = $statement->fetch();
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if($user === false) {
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$error = "<b>no user found</b>";
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} else {
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//check if theres a code already
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$activationcode = random_string();
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$statement = $pdo->prepare("UPDATE users SET activationcode = :activationcode, activationcode_time = NOW() WHERE id = :userid");
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$result = $statement->execute(array('activationcode' => sha1($activationcode), 'userid' => $user['id']));
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$mailrcpt = $user['email'];
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$mailsubject = "New password for your User";
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$from = "From: Password Reset Service <resetmypw@loginpagefoo.td00.de>"; //place a real address if we use this in production
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$url_activationcode = 'https://loginpagefoo.td00.de/resetpass.php?userid='.$user['id'].'&code='.$activationcode; //this shouldnt be my domain in prod..
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$text = 'Hallo '.$user['username'].',
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please use the following URL to activate your account in the next 24h:
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'.$url_activationcode.'
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If this mail comes unsolicited, please just ignore the mail.
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cheers
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loginpagefoo script';
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mail($mailrcpt, $mailsubject, $text, $from);
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echo 'Link send. Going back to <a href="profile.php">profile</a> page. <meta http-equiv="refresh" content="0; URL=login.php">';
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$showForm = false;
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}
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}
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}
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}
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}
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}
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if($showForm):
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?>
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<h1>Activate user</h1>
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Please enter your username so we can send you a link to activate your account.<br><br>
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<?php
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if(isset($error) && !empty($error)) {
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echo $error;
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}
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?>
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?>
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<script src="ressources/js/bootstrap.min.js"></script>
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<script src="ressources/js/bootstrap.min.js"></script>
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<h1>Set new password</h1>
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<form action="?send=1" method="post">
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<form action="?send=1&userid=<?php echo htmlentities($userid); ?>&code=<?php echo htmlentities($code); ?>" method="post">
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<div class="form-group">
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<div class="form-group">
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<label for="password">New Password</label>
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<label for="username">Username</label>
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<input type="password" id="password" class="form-control" name="password"><br><br>
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<input type="text" name="username" id="username" class="form-control" value="<?php echo isset($_POST['username']) ? htmlentities($_POST['username']) : ''; ?>"><br>
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</div>
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</div>
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<div class=form-group>
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<button type="submit" class="btn btn-primary">Activate me</button>
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<label for="password_confirm">Confirm new Password</label>
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<input type="password" id="password" class="form-control" name="password_confirm"><br><br>
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</div>
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<button type="submit" class="btn btn-primary">Submit new password</button>
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</form>
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</form>
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<?php
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endif;
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?>
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