stela/app.php

<?php
// DEPENDENCIES
use severak\forms\form;

$dependencies['config'] = $config;
$singletons['pdo'] = function() {
    $config = di('config');
    return new PDO('sqlite:' . __DIR__ . '/' . $config['database']);
};
$singletons['rows'] = function(){
    return new severak\database\rows(di('pdo'));
};

// ROUTY

// HP & LOGIN
route('', '/', function (){
    if (!user()) return redirect('/login/');
    return render('home');
});

route('', '/login/', function ($req){
    /** @var Psr\Http\Message\ServerRequestInterface $req */
    /** @var severak\database\rows $rows */
    $rows = di('rows');
    $form = new form(['method'=>'POST']);
    $form->field('username', ['required'=>true, 'label'=>'Jméno']);
    $form->field('password', ['type'=>'password', 'required'=>true, 'label'=>'Heslo']);
    $form->field('_login', ['type'=>'submit', 'label'=>'Přihlásit se']);

    if ($req->getMethod()=='POST') {
        $form->fill($req->getParsedBody());
        if ($form->validate()) {
            $uz = $rows->one('users', ['username'=>$form->values['username']]);
            if (!$uz) {
                $form->error('username', 'Uživatel nenalezen');
            } elseif (password_verify($form->values['password'], $uz['password'])) {
                unset($uz['password']);
                $_SESSION['user'] = $uz;
                return redirect('/');
            } else {
                $form->error('password', 'Špatné heslo.');
            }
        }
    }
    return render('form', ['form'=>$form]);
});

route('', '/logout/', function ($req){
    unset($_SESSION['user']);
    unset($_SESSION['flashes']);
    return redirect('/');
});

route('', '/heslo/', function (){
    return '123 - ' . password_hash('123', PASSWORD_BCRYPT);
});


// NABÍDKA

route('GET', '/items', function ($req){
    /** @var severak\database\rows $rows */
    $rows = di('rows');
    $items = $rows->page('items', [], ['ord'=>'asc']);

    return render('items', ['items'=>$items]);
});

route('', '/items/add', function ($req){
    /** @var Psr\Http\Message\ServerRequestInterface $req */
    /** @var severak\database\rows $rows */
    $rows = di('rows');

    $form = new severak\forms\form(['method'=>'POST']);
    $form->field('name', ['required'=>true, 'label'=>'Název']);
    $form->field('price', ['type'=>'number', 'label'=>'Cena']);
    $form->field('note', ['type'=>'textarea', 'label'=>'Poznámka']);
    $form->field('ord', ['type'=>'number', 'label'=>'Pořadí']);
    $form->field('_save', ['type'=>'submit', 'label'=>'Přidat']);

    $form->rule('price', function ($f){
        return $f > 0 || $f < 0;
    }, 'Cena nemůže být nulová.');

    if ($req->getMethod()=='POST') {
        $form->fill($req->getParsedBody());
        if ($form->validate()) {
            $rows->insert('items', [
                'name'=>$form->values['name'],
                'price'=>$form->values['price'],
                'note'=>$form->values['note'],
                'ord'=>$form->values['ord'],
            ]);
            return redirect('/items');
        }
    }

    return render('form', ['form'=>$form]);
});