Select dropdowns use form-select class and not form-control

.gitignore

@@ -1 +1,2 @@
 vendor
+composer.lock

.htaccess

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+Require all denied

app/Bootstrap.php

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+<?php
+
+declare(strict_types=1);
+
+namespace App;
+
+use Nette\Bootstrap\Configurator;
+
+
+/**
+ * Bootstrap class initializes application environment and DI container.
+ */
+class Bootstrap
+{
+	public static function boot(): Configurator
+	{
+		// The configurator is responsible for setting up the application environment and services.
+		// Learn more at https://doc.nette.org/en/bootstrap
+		$configurator = new Configurator;
+		$appDir = dirname(__DIR__);
+
+		// Nette is smart, and the development mode turns on automatically,
+		// or you can enable for a specific IP address it by uncommenting the following line:
+		// $configurator->setDebugMode('[email protected]');
+
+		// Enables Tracy: the ultimate "swiss army knife" debugging tool.
+		// Learn more about Tracy at https://tracy.nette.org
+		$configurator->enableTracy($appDir . '/log');
+
+		// Set the directory for temporary files generated by Nette (e.g. compiled templates)
+		$configurator->setTempDirectory($appDir . '/temp');
+
+		// Add configuration files
+		$configurator->addConfig($appDir . '/config/common.neon');
+		$configurator->addConfig($appDir . '/config/services.neon');
+
+		return $configurator;
+	}
+}

app/Core/RouterFactory.php

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+<?php
+
+declare(strict_types=1);
+
+namespace App\Core;
+
+use Nette;
+use Nette\Application\Routers\RouteList;
+
+
+final class RouterFactory
+{
+	use Nette\StaticClass;
+
+	/**
+	 * Creates the main application router with defined routes.
+	 */
+	public static function createRouter(): RouteList
+	{
+		$router = new RouteList;
+		// Default route that maps to the Dashboard
+		$router->addRoute('<presenter>/<action>', 'Dashboard:default');
+		return $router;
+	}
+}

app/Model/UserFacade.php

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+<?php
+
+declare(strict_types=1);
+
+namespace App\Model;
+
+use Nette;
+use Nette\Security\Passwords;
+
+
+/**
+ * Manages user-related operations such as authentication and adding new users.
+ */
+final class UserFacade implements Nette\Security\Authenticator
+{
+	// Minimum password length requirement for users
+	public const PasswordMinLength = 7;
+
+	// Database table and column names
+	private const
+		TableName = 'users',
+		ColumnId = 'id',
+		ColumnName = 'username',
+		ColumnPasswordHash = 'password',
+		ColumnEmail = 'email',
+		ColumnRole = 'role';
+
+	// Dependency injection of database explorer and password utilities
+	public function __construct(
+		private Nette\Database\Explorer $database,
+		private Passwords $passwords,
+	) {
+	}
+
+
+	/**
+	 * Authenticate a user based on provided credentials.
+	 * Throws an AuthenticationException if authentication fails.
+	 */
+	public function authenticate(string $username, string $password): Nette\Security\SimpleIdentity
+	{
+		// Fetch the user details from the database by username
+		$row = $this->database->table(self::TableName)
+			->where(self::ColumnName, $username)
+			->fetch();
+
+		// Authentication checks
+		if (!$row) {
+			throw new Nette\Security\AuthenticationException('The username is incorrect.', self::IdentityNotFound);
+
+		} elseif (!$this->passwords->verify($password, $row[self::ColumnPasswordHash])) {
+			throw new Nette\Security\AuthenticationException('The password is incorrect.', self::InvalidCredential);
+
+		} elseif ($this->passwords->needsRehash($row[self::ColumnPasswordHash])) {
+			$row->update([
+				self::ColumnPasswordHash => $this->passwords->hash($password),
+			]);
+		}
+
+		// Return user identity without the password hash
+		$arr = $row->toArray();
+		unset($arr[self::ColumnPasswordHash]);
+		return new Nette\Security\SimpleIdentity($row[self::ColumnId], $row[self::ColumnRole], $arr);
+	}
+
+
+	/**
+	 * Add a new user to the database.
+	 * Throws a DuplicateNameException if the username is already taken.
+	 */
+	public function add(string $username, string $email, string $password): void
+	{
+		// Validate the email format
+		Nette\Utils\Validators::assert($email, 'email');
+
+		// Attempt to insert the new user into the database
+		try {
+			$this->database->table(self::TableName)->insert([
+				self::ColumnName => $username,
+				self::ColumnPasswordHash => $this->passwords->hash($password),
+				self::ColumnEmail => $email,
+			]);
+		} catch (Nette\Database\UniqueConstraintViolationException $e) {
+			throw new DuplicateNameException;
+		}
+	}
+}
+
+
+/**
+ * Custom exception for duplicate usernames.
+ */
+class DuplicateNameException extends \Exception
+{
+}

app/UI/@layout.latte

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+{import 'form-bootstrap5.latte'}
+
+<!DOCTYPE html>
+<html>
+<head>
+	<meta charset="utf-8">
+	<meta name="viewport" content="width=device-width">
+
+	{* Page title with optional prefix from the child template *}
+	<title>{ifset title}{include title|stripHtml} | {/ifset}User Login Example</title>
+
+	{* Link to the Bootstrap stylesheet for styling *}
+	<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" integrity="sha384-rbsA2VBKQhggwzxH7pPCaAqO46MgnOM80zW1RWuH61DGLwZJEdK2Kadq2F9CUG65" crossorigin="anonymous">
+</head>
+
+<body>
+	<div class=container>
+		{* Flash messages display block *}
+		<div n:foreach="$flashes as $flash" n:class="alert, 'alert-' . $flash->type">{$flash->message}</div>
+
+		{* Main content of the child template goes here *}
+		{include content}
+	</div>
+
+	{* Scripts block; by default includes Nette Forms script for validation *}
+	{block scripts}
+	<script src="https://unpkg.com/nette-forms@3/src/assets/netteForms.js"></script>
+	{/block}
+</body>
+</html>

app/UI/Accessory/FormFactory.php

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+<?php
+
+declare(strict_types=1);
+
+namespace App\UI\Accessory;
+
+use Nette;
+use Nette\Application\UI\Form;
+
+
+/**
+ * Factory for creating general forms with optional CSRF protection.
+ */
+final class FormFactory
+{
+	// Dependency injection of the current user session
+	public function __construct(
+		private Nette\Security\User $user,
+	) {
+	}
+
+
+	/**
+	 * Create a new form instance. If user is logged in, add CSRF protection.
+	 */
+	public function create(): Form
+	{
+		$form = new Form;
+		if ($this->user->isLoggedIn()) {
+			$form->addProtection();
+		}
+		return $form;
+	}
+}

app/UI/Accessory/RequireLoggedUser.php

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+<?php
+
+declare(strict_types=1);
+
+namespace App\UI\Accessory;
+
+
+/**
+ * Trait to enforce user authentication.
+ * Redirects unauthenticated users to the sign-in page.
+ */
+trait RequireLoggedUser
+{
+	/**
+	 * Injects the requirement for a logged-in user.
+	 * Attaches a callback to the startup event of the presenter.
+	 */
+	public function injectRequireLoggedUser(): void
+	{
+		$this->onStartup[] = function () {
+			$user = $this->getUser();
+			// If the user isn't logged in, redirect them to the sign-in page
+			if ($user->isLoggedIn()) {
+				return;
+			} elseif ($user->getLogoutReason() === $user::LogoutInactivity) {
+				$this->flashMessage('You have been signed out due to inactivity. Please sign in again.');
+				$this->redirect('Sign:in', ['backlink' => $this->storeRequest()]);
+			} else {
+				$this->redirect('Sign:in');
+			}
+		};
+	}
+}

app/UI/Dashboard/DashboardPresenter.php

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+<?php
+
+declare(strict_types=1);
+
+namespace App\UI\Dashboard;
+
+use App\UI\Accessory\RequireLoggedUser;
+use Nette;
+
+
+/**
+ * Presenter for the dashboard view.
+ * Ensures the user is logged in before access.
+ */
+final class DashboardPresenter extends Nette\Application\UI\Presenter
+{
+	// Incorporates methods to check user login status
+	use RequireLoggedUser;
+}

app/UI/Dashboard/default.latte

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+{block content}
+<h1>Dashboard</h1>
+
+<p>If you see this page, it means you have successfully logged in.</p>
+
+<p>(<a n:href="Sign:out">Sign out</a>)</p>