<?php
require './app/vendor/autoload.php';

//slim
$app = new \Slim\Slim(array(
    'cms' => false,
    'view' => new \Slim\Views\Smarty(),
    'settings.path' => './settings',
    'app.path' => './app',
    'public.path' => __DIR__,
    'root.path' => __DIR__
));


//potrebne redirecty kvuli seo
if ('/' != substr($app->request->getResourceUri(), -1, 1)) {
    if (strpos($app->request->getResourceUri(), '.') === false) {
        header('HTTP/1.1 301 Moved Permanently');
        header('Location: ' . $app->request->getRootUri() . $app->request->getResourceUri() . '/');
        exit;    
    }
}

$app->config('migrations.path', $app->config('app.path') . '/migrations');
$app->config('hooks.path', $app->config('app.path') . '/hooks');
$app->config('uploads.path', $app->config('root.path') . '/uploads');
$app->config('uploads.dir', $app->request->getScriptName() . '/uploads');
$app->config('root.dir', $app->request->getScriptName());
$app->config('thumb.path', $app->config('root.path') . '/thumb');
$app->config('thumb.dir', $app->request->getScriptName() . '/thumb');
$app->config('log.writer', new \Slim\Logger\DateTimeFileWriter(array('path' => $app->config('app.path') . '/log')));
$app->config('cache.path', $app->config('app.path') . '/cache');

require $app->config('settings.path') . '/api_key.php';
require $app->config('settings.path') . '/common.php';
require $app->config('settings.path') . '/web.php';
require $app->config('settings.path') . '/web_overrides.php'; 

//zaheslovani webu
if ($app->config('structure')->settings['http_auth_user'] AND $app->config('structure')->settings['http_auth_pass']) {
    /*$app->add(new \Slim\Middleware\HttpBasicAuthentication([
        "secure" => false,
        "users" => [
            $app->config('structure')->settings['http_auth_user'] => $app->config('structure')->settings['http_auth_pass']
        ]
    ]));*/
}

//session
$app->add(new \Slim\Middleware\SessionCookie(array(
    'expires' => '30 days',
    'path' => '/',
    'domain' => null,
    'secure' => false,
    'httponly' => false,
    'name' => 'slim_session',
    'secret' => 'd5fldXlQJBN wuhShtcL|^TyINZDsnw5n%2o|_MuJDlFfCGVoB+|Ay8nx2XX',
    'cipher' => MCRYPT_RIJNDAEL_256,
    'cipher_mode' => MCRYPT_MODE_CBC
)));

//smarty
$view = $app->view();
$view->parserCompileDirectory = $app->config('cache.path') . '/smarty_compiled';
$view->parserCacheDirectory = $app->config('cache.path') . '/smarty_cache';
$view->parserExtensions = array(
    $app->config('app.path') . '/vendor/slim/views/SmartyPlugins',
    $app->config('app.path') . '/lib/SmartyPlugins',
);

//dependency injection
/*$app->form = function() use ($app) {
    $form = new HTML_QuickForm2('cms-form-' . $app->formCounter, 'post', array(
        'class' => 'uk-form uk-form-horizontal',
        'action' => $app->request->getRootUri() . $app->request->getResourceUri()
    ));
    $form->addRecursiveFilter('trim');
    return $form;
};*/

$app->container->singleton('tree', function () use ($app) {
    $tree = new \DW\Tree($app);
    $tree->setDefaultLanguage($app->config('language'));
    return $tree;
});
$app->container->singleton('dw', function () use ($app) {
    return new \DW\DW($app);
});
$app->container->singleton('intl', function () use ($app) {
    return new \DW\Internationalization($app);
});
$app->container->singleton('migrate', function () use ($app) {
    return \Voilab\Migrate\Migrate::getInstance(array(
        'migrations_path' => $app->config('migrations.path') . '/',
        'database' => $app->config('database'),
    ));
});
$app->container->singleton('db', function () use ($app) {
    try {
        $config = $app->config('database');    
        $db = new \PDO(
            $config['adapter'] . ':host=' . $config['host'] . ';dbname=' . $config['dbname'], 
            $config['user'], 
            $config['pass'],
            array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8")
        );
        return new NotORM($db);
    } catch (\Exception $e) {
        throw new \Exception('Could not connect to database. Message: ' . $e->getMessage());
    }
});
$app->container->singleton('cart', function () use ($app) {
    //konvence pro pojmenovani session promenne nakupniho kosiku je basket, podivame se, zda tam neco nemame
    $basket = array('items' => array(), 'count' => 0, 'data' => array(), 'currency_code' => $app->config('currency_code'), 'currency_char', $app->config('currency_char'));
    if (isset($_SESSION['app']['basket'])) {
        foreach ($_SESSION['app']['basket'] as $product => $count) {
            if ($count > 0) {
                $product = $app->tree->getContent($product);
                $item = array(
                    'count' => $count,
                    'data' => $product,
                );
                $basket['count'] += $count;
                $basket['items'][] = $item;
            }
        }
    }
    if (isset($_SESSION['app']['basketdata'])) {
        $basket['data'] = $_SESSION['app']['basketdata'];
    }
    return $basket;
});

//ukladani dat do sessiony z odkazu
$app->get('/session/:key/:value/', function ($key, $value) use ($app) {
    if (!isset($_SESSION['app'])) {
        $_SESSION['app'] = array();
    }

    $_SESSION['app'][$key] = $value;
    
    //$url = $app->request()->getRootUri();
    if ($app->request()->getReferer()) {
        $url = $app->request()->getReferer();
        $app->redirect($url);
    } else {
//vratime json odpoved...
//var_dump($_SESSION['app']);
    }
    $app->stop();
})->name('session');

//kosik
$app->map('/cart-add/:id/:count/:basket/', function ($id, $count, $basket) use ($app) {
    if (!isset($_SESSION['app']['basket'])) {
        $_SESSION['app']['basket'] = array();
    }
    if (!isset($_SESSION['app']['basket'][$id])) {
        $_SESSION['app']['basket'][$id] = 0;
    }
    $_SESSION['app']['basket'][$id] += $count;

    if ($basket AND $app->request()->getReferer()) {
        $url = $app->request()->getReferer();
        $app->redirect($url);
    } else {
        $cart = $app->cart;
        header("Content-Type: application/json");
        echo json_encode($cart);
    }
})->name('cart/add')->via('GET','POST');

$app->get('/cart-remove/:id/:count/', function ($id, $count) use ($app) {
    if (isset($_SESSION['app']['basket'][$id])) {
        if ($count == 0) {
            $_SESSION['app']['basket'][$id] = 0;
        } else {
            --$_SESSION['app']['basket'][$id];
            if ($_SESSION['app']['basket'][$id] < 0) {
                $_SESSION['app']['basket'][$id] = 0;
            }
        }
    }    

    if ($app->request()->getReferer()) {
        $app->flashKeep();
        $url = $app->request()->getReferer();
        $app->redirect($url);
    } else {
        $cart = $app->cart;
        header("Content-Type: application/json");
        echo json_encode($cart);
    }
})->name('cart/remove');

$app->get('/cart/', function () use ($app) {
    $cart = $app->cart;
    header("Content-Type: application/json");
    echo json_encode($cart);
})->name('cart');

//vsechno ostatni jde do jedne routy
$app->map('/(.+)', function () use ($app) {
    //migrace db
    $app->dw->migrate();
    
    //jakou mame mutaci
    $language = $app->intl->getLanguageByUrl();

    $app->config('language', $language->id);
    $app->config('structure')->languages[$language->id]->active = true;
    $app->intl->setLocaleByLanguage($language);
    $languages = array();
    foreach ($app->config('structure')->languages as $item) {
        $item = (array) $item;
        $languages[$item['id']] = $item;
    }
    $dictionary = $app->config('site.path') . $app->intl->getCurrentLocale() . '.json';

    if (file_exists($dictionary)) {
        $app->intl->setDictionary(json_decode(file_get_contents($dictionary)));
    }
    
    //systemove stranky        
    if (strpos($app->dw->getFullUrl(), 'sitemap.xml') !== false) {
        $tree = $app->tree->getPublicSitemap();
        $app->config('page', array(
            'language'      => (array) $language,
            'tree'          => $tree
        ));

        $app->response->headers->set('Content-Type', 'text/xml');
        $app->render('sitemap.tpl', array(
            'items' => $tree
        )); 
        $app->stop();
    } //uz dal nepokracujeme...

    //zjistime url soucasne stranky a zjistime, zda existuje. potrebujeme znat rodice,
    //potomky a dynamicky generovane parametry
    $path = str_replace($language->url, '', $app->dw->getFullUrl());
    if ($path == $app->dw->getFullUrl()) {
        $path = ''; //homepage pod jazykovou mutaci, web.cz chceme udelat jako web.cz/cz/ (pokud je samozrejme tak nastaveno, ze web.cz/cz/ existuje)
    }

    $path = array_filter(explode('/', substr($path, 0, -1)));
    $slug = end($path);
    if (!$slug) {
        $slug = null;
    }
    $app->config('currentPath', $path);
    $app->config('currentSlug', $slug);

    //zacneme skladat strom webu, tak abychom mohli vykreslit konkretni stranku a znali jeji potomky i rodice
    $tree = $app->tree->getPublicTree();

    $blocks = array();
    foreach ($tree as $key => $item) {
        if ($item['type'] == $app->tree->getBlocksDataType()->id) {
            $blocks = $item['system']; //jedna ze stranek je systemova, v ni jsou ulozeny spolecne bloky kodu
            unset($tree[$key]);
            break;
        }
    }    

    //zjistime ID stranky
    $id = $app->tree->getIdFromSlug($slug); //tady muze byt false, pokud stranka neni vytvorena

    //mame validni cestu ke koreni webu?
    $pathToTrunk = $app->tree->getPathToPublicTrunk($id); //tady muze byt false, pokud je nektry rodic stranky skryty
   
    if (!$pathToTrunk) {
        $app->notFound();
    } else {   
        //nemame spatne url rodicu?
        $correct = implode('/', array_filter($pathToTrunk['path']));
        $current = implode('/', $path);
        if ($correct != $current) {
            header('HTTP/1.1 301 Moved Permanently');
            header('Location: ' . $language->url . $correct . '/');
            exit;    
        }
    
        //tady uz by mela byt stranka spravne nactena
        $content = $app->tree->getContentFromPublicTree($id, $tree);
    
        if (!$content) { //obsah neni ve stromu stranek, nacteme cely (tabulkovy vypis)
            $content = $app->tree->getContent($id);
        }
    
        //prilohy
        $attachments = $app->tree->getAttachments($id);
    
        //menu druhe urovne
        $top = current(array_keys(array_filter($pathToTrunk['path'])));
        if ($top) {
            $submenu = $app->tree->getContentFromPublicTree($top, $tree);
        }
    
        //tabulkovy vypis 
        $items = array();
        $datatype = $app->tree->getDatatype($content['type']);
        foreach ($datatype['descentants'] as $type) {
            if ($type['display'] == 'table') {
                $condition = array();
                if ($app->config('table_condition')) {
                    $condition = $app->config('table_condition');
                }
                $sort = false;
                if ($app->config('table_sort')) {
                    if (1 == $app->config('table_sort')) {
                        $sort = 'id DESC';
                    } elseif (2 == $app->config('table_sort')) {
                        $sort = 'sort1';
                    } elseif (3 == $app->config('table_sort')) {
                        $sort = 'sort2';
                    } elseif (4 == $app->config('table_sort')) {
                        $sort = 'sort2 DESC';
                    }
                }
                $search = false;
                if ($app->config('table_search')) {
                    $search = $app->config('table_search');
                }
                $items[$type['slug']] = $app->tree->getPublicTableByDataType($type['id'], $id, $content['path'], $type['items_on_page'], $condition, $sort, $search);
            }
        }
    
        //formulare
        $forms = $app->tree->getForms();
        foreach ($forms as $key => $form) {
            if (isset($_POST['form'][$key])) {
                $result = $app->tree->validateForm($form, $_POST['form'][$key]);
                $forms[$key]['errors'] = $result;
    
                if ($result === true AND !isset($_POST['form'][$key]['only_validate'])) {
                    $result = $app->tree->processForm($content, $form, $_POST['form'][$key]);    
                    if ($result) {
                        $app->redirect($language->url . '/' . $current);
                        $app->stop();
                    }
                }
    
    
                if (is_array($result)) {
    //                $app->flash('error', 'Formulář nebyl správně vyplněn, zkontrolujte chyby uvedené níže.');
                }
    
                $forms[$key]['values'] = $_POST['form'][$key];
            }
        }
    
        //vsechny udaje vykreslitelne na strance chci mit v jedne promenne
        $page = array(
            //id webu
            'name'          => $app->getName(),
    
            //url webu
            'website'       => $app->config('structure')->websites[$app->getName()],
    
            //nastaveni z bile administrace
            'settings'      => $app->config('structure')->settings,
    
            //seznamy
            'lists'         => $app->config('structure')->lists,
        
            //seznam mutaci
            'languages'     => $languages,
        
            //aktualni mutace
            'language'      => (array) $language,
        
            //spolecne bloky stranek z cms
            'blocks'        => $blocks,
        
            //kompletni strom stranek (stromove zaznamy)
            'tree'          => $tree,
        
            //drobeckovka
            'breadcrumb'    => isset($pathToTrunk['breadcrumb']) ? $pathToTrunk['breadcrumb'] : array(),
        
            //cesta ke koreni webu  
            'path'          => isset($pathToTrunk['path']) ? array_keys($pathToTrunk['path']) : array(),
        
            //polozky obsahu
            'items'         => $items,
    
            //menu druhe urovne
            'submenu'       => isset($submenu) ? $submenu : array(),
        
            //aktualni content - id
            'id'            => $id,
        
            //aktualni content
            'content'       => $content,
        
            //prilohy
            'attachments'   => $attachments,        
            
            //aktualni data type
            'datatype'      => $datatype,
    
            //formular
            'forms'         => $forms,
    
            //kosik
            'cart'          => $app->cart,
        );

        $app->config('page', $page);
    
        //specialni kus kodu pro konkretni datovy typ
        if ($datatype['hook_before_dispatch']) {
            $app->dw->hook($datatype['hook_before_dispatch'], $page); //todo zmenit na before_render
        }

        $app->render('page.tpl', array(
            'page' => $app->config('page')
        )); 
    }
})->name('web')->via('GET', 'POST');   

$app->notFound(function () use ($app) {
    $app->render('404.tpl');
});

$app->run();