331 lines
11 KiB
PHP
331 lines
11 KiB
PHP
<?php
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namespace Controllers;
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class User
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{
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public function activate()
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{
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if (! $this->hasToken()) {
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header('Location: /');
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return false;
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}
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if ($id = $this->getUserId()) {
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$sql = 'DELETE FROM active_tokens WHERE id=?';
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$query = db()->prepare($sql);
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$query->execute([$id]);
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$messages = ['Your account has been activated.'];
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return view('user.login', ['messages' => $messages]);
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}
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header('HTTP/1.0 403 Forbidden');
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die();
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return false;
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}
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public function showCreate()
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{
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return view('user.register');
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}
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public function showLogin()
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{
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return view('user.login');
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}
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public function showSettings()
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{
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return view('user.settings');
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}
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public function show($name, $page = '1')
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{
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$db = db();
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$offset = ($page >= 1) ? ($page - 1) : 0;
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$offset *= 10;
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$sql = 'SELECT * FROM posts WHERE author IN ( ' .
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'SELECT name FROM users WHERE name=? ) ' .
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'ORDER BY create_at DESC LIMIT ?,10';
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$query = $db->prepare($sql);
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$query->bindValue(1, $name);
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$query->bindValue(2, $offset, \PDO::PARAM_INT);
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$query->execute();
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$posts = $query->fetchAll(\PDO::FETCH_CLASS, 'Core\\Record');
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$offset += 10;
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$query->bindValue(2, $offset, \PDO::PARAM_INT);
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$query->execute();
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$next = $query->fetchAll(\PDO::FETCH_CLASS, 'Core\\Record');
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$sql = 'SELECT id, keyword, COUNT(id) AS num_of_posts FROM (' .
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'tags JOIN post_tag ON id=tag_id) GROUP BY id ORDER BY keyword';
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$query = $db->prepare($sql);
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$query->execute();
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$tags = $query->fetchAll(\PDO::FETCH_CLASS, 'Core\\Record');
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$is_last = count($next) == 0 ? true : false;
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return view('post.index', [
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'posts' => $posts,
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'tags' => $tags,
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'page' => $page,
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'is_last' => $is_last,
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'pager_uri' => preg_replace('/\/\d+$/', '', $_SERVER['REQUEST_URI'])
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]);
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}
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public function create()
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{
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if (! $this->validator()) {
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header('Location: /user/register');
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return false;
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}
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$active_token = \Illuminate\Support\Str::random(40);
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$id = $this->setUser($active_token);
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send_mail([
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'email' => $_POST['email'],
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'title' => '[Blog App] Active Your Account!',
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'body' => 'Click <a href="http://localhost' . port() . '/user/activate?id=' . $id .
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'&active_token=' . $active_token . '">here</a> to activate.'
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]);
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$sql = 'SET global event_scheduler = 1;' .
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'DROP EVENT IF EXISTS clear_unactive_user_:id;' .
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'CREATE EVENT clear_unactive_user_:id ' .
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'ON SCHEDULE AT CURRENT_TIMESTAMP + INTERVAL 1 HOUR ' .
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'DO DELETE FROM users WHERE id=:id AND EXISTS (' .
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'SELECT * FROM active_tokens WHERE id=:id)';
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$query = db()->prepare($sql);
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$query->bindValue(':id', $id, \PDO::PARAM_INT);
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$query->execute();
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$message = 'Check your email inbox. We\'ve sent you an activation mail.';
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return view('redirect', ['message' => $message]);
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}
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public function update()
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{
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$validation = [];
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$usernameGiven = ($_POST['username'] != $_SESSION['username']);
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$passwordGiven = (! empty(trim($_POST['password'])));
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$emailGiven = ($_POST['email'] != $_SESSION['email']);
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if ($usernameGiven) {
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$validation['username'] = valid_username($_POST['username']);
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}
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if ($passwordGiven) {
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$validation['password'] = valid_password(
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$_POST['password'],
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$_POST['confirm-password']
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);
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}
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if ($emailGiven) {
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$validation['email'] = valid_email($_POST['email']);
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}
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if (count($validation) != 0 && ! $this->validator($validation)) {
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header('Location: /user/settings');
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return false;
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}
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return $this->updateUser($usernameGiven, $passwordGiven, $emailGiven);
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}
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public function delete()
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{
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$sql = 'DELETE FROM users WHERE id=?';
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$query = db()->prepare($sql);
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$query->execute([$_SESSION['id']]);
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return $this->logout();
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}
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public function verifyEmail()
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{
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$db = db();
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$sql = 'SELECT token FROM verify_tokens WHERE id=?';
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$query = $db->prepare($sql);
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$query->execute([$_GET['id']]);
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$verify_token = $query->fetchAll(\PDO::FETCH_COLUMN, 0);
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if (count($verify_token) != 0) {
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$verify_token = $verify_token[0];
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if ($verify_token == $_GET['verify_token']) {
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$sql = 'UPDATE users SET email=? WHERE id=?';
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$query = $db->prepare($sql);
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$query->execute([$_GET['email'], $_GET['id']]);
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$sql = 'DELETE FROM verify_tokens WHERE id=?';
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$query = $db->prepare($sql);
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$query->execute([$_GET['id']]);
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$_SESSION['messages'] = ['E-mail updated.'];
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$_SESSION['email'] = $_GET['email'];
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header('Location: /user/settings');
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return false;
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}
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}
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header('HTTP/1.0 403 Forbidden');
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die();
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return false;
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}
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public function login()
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{
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$sql = 'SELECT u.id, u.name, u.email, u.password ' .
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'FROM users AS u WHERE name=? AND NOT EXISTS (' .
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'SELECT * FROM active_tokens AS t WHERE u.id=t.id)';
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$query = db()->prepare($sql);
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$query->execute([$_POST['username']]);
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$user = $query->fetchAll(\PDO::FETCH_CLASS, 'Core\\Record');
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if (count($user) != 0 &&
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password_verify($_POST['password'], trim($user[0]->password))
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) {
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$_SESSION['is_auth'] = true;
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$_SESSION['id'] = $user[0]->id;
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$_SESSION['username'] = $user[0]->name;
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$_SESSION['email'] = $user[0]->email;
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header('Location: /');
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return false;
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}
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$_SESSION['errors'] = ['Incorrect username or password.'];
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$_SESSION['inputs'] = [
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'username' => $_POST['username']
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];
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header('Location: /user/login');
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return false;
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}
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public function logout()
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{
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session_unset();
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session_destroy();
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header('Location: /');
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return false;
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}
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private function hasToken()
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{
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if (isset($_GET['id']) &&
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isset($_GET['active_token'])
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) {
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return true;
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}
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return false;
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}
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private function getUserId()
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{
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$sql = 'SELECT u.id FROM (users AS u ' .
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'JOIN active_tokens AS t ON u.id=t.id) ' .
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'WHERE u.id=? AND t.token=?';
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$query = db()->prepare($sql);
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$query->execute([$_GET['id'], $_GET['active_token']]);
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$user = $query->fetchAll(\PDO::FETCH_CLASS, 'Core\\Record');
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if (count($user) != 0) {
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return $user[0]->id;
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}
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return null;
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}
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private function validator($validation = [])
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{
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if (count($validation) == 0) {
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$validation = [
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'username' => valid_username($_POST['username']),
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'email' => valid_email($_POST['email']),
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'password' => valid_password(
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$_POST['password'],
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$_POST['confirm-password']
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)
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];
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}
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$errors = [];
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foreach ($validation as $input => $result) {
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if (! $result) {
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array_push($errors, "Invalid $input.");
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}
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}
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if (count($errors) != 0) {
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$_SESSION['errors'] = $errors;
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if (isset($_POST['username'])) {
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$_SESSION['inputs'] = [
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'username' => $_POST['username'],
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'email' => $_POST['email']
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];
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}
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return false;
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}
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return true;
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}
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private function setUser($active_token)
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{
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$sql = 'INSERT INTO users VALUES (NULL, ?, ?, ?)';
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$db = db();
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$query = $db->prepare($sql);
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$query->execute([
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$_POST['username'],
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$_POST['email'],
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password_hash($_POST['password'], PASSWORD_DEFAULT)
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]);
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$id = $db->lastInsertId();
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$sql = 'INSERT INTO active_tokens VALUES (:id, :token)';
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$query = $db->prepare($sql);
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$query->bindValue(':id', $id, \PDO::PARAM_INT);
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$query->bindValue(':token', $active_token);
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$query->execute();
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return $id;
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}
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private function updateUser($usernameGiven, $passwordGiven, $emailGiven)
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{
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$db = db();
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if ($usernameGiven) {
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$sql = 'UPDATE users SET name=? WHERE id=?';
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$query = $db->prepare($sql);
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$query->execute([$_POST['username'], $_POST['id']]);
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$_SESSION['messages'][] = 'Username updated.';
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$_SESSION['username'] = $_POST['username'];
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}
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if ($passwordGiven) {
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$sql = 'UPDATE users SET password=? WHERE id=?';
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$query = $db->prepare($sql);
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$query->execute([
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password_hash($_POST['password'], PASSWORD_DEFAULT),
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$_POST['id']
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]);
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$_SESSION['messages'][] = 'Password updated.';
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}
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if ($emailGiven) {
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if (! $this->requested($_POST['id'])) {
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$verify_token = \Illuminate\Support\Str::random(40);
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$sql = 'INSERT INTO verify_tokens VALUES (:id, :token)';
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$query = $db->prepare($sql);
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$query->bindValue(':id', $_POST['id'], \PDO::PARAM_INT);
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$query->bindValue(':token', $verify_token);
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$query->execute();
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send_mail([
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'email' => $_POST['email'],
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'title' => '[Blog App] Verify Your E-mail!',
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'body' => 'Click <a href="http://localhost' . port() . '/user/email/verify' .
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'?id=' . $_SESSION['id'] .
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'&email=' . $_POST['email'] .
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'&verify_token=' . $verify_token . '">here</a> to verify.'
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]);
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$sql = 'SET global event_scheduler = 1;' .
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'DROP EVENT IF EXISTS clear_unverify_email_:id;' .
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'CREATE EVENT clear_unverify_email_:id ' .
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'ON SCHEDULE AT CURRENT_TIMESTAMP + INTERVAL 1 HOUR ' .
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'DO DELETE FROM verify_tokens WHERE id=:id';
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$query = $db->prepare($sql);
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$query->bindValue(':id', $_POST['id'], \PDO::PARAM_INT);
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$query->execute();
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}
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$_SESSION['messages'][] = 'Check your email inbox. ' .
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'We\'ve sent you an verification mail ' .
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'for email updating request.';
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}
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header('Location: /user/settings');
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return false;
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}
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private function requested($id)
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{
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$sql = 'SELECT * FROM verify_tokens WHERE id=?';
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$query = db()->prepare($sql);
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$query->execute([$id]);
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$verify_token = $query->fetchAll(\PDO::FETCH_CLASS, 'Core\\Record');
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if (count($verify_token) != 0) {
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return true;
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}
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return false;
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}
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}
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