<?php

namespace PPW;

define('BASE_PATH', realpath(__DIR__) . DIRECTORY_SEPARATOR);
define('REAL_ABSOLUTE_ROOT', str_replace('admin-', 'beta-', $_SERVER['DOCUMENT_ROOT']));

include __DIR__ . DIRECTORY_SEPARATOR . 'includes' . DIRECTORY_SEPARATOR . 'application.php';

// check for scrapers
if (isset($_SERVER['HTTP_USER_AGENT'])) {
    $fb_string = 'facebookexternalhit/1.1';
    if (strpos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
    $fb_string = 'bitlybot';
    if (stripos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
    $fb_string = 'smarterqueue';
    if (stripos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
    $fb_string = 'Twitterbot';
    if (strpos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
    $fb_string = '(+https://developers.google.com/+/web/snippet/)';
    if (strpos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
    $fb_string = 'contenttabreceiver';
    if (strpos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
    $fb_string = 'LinkedInBot';
    if (strpos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
    $fb_string = 'Pinterest';
    if (strpos($_SERVER['HTTP_USER_AGENT'], $fb_string) !== false) {
        require '_scraper.php';
        die();
    }
}

if (!empty($_GET['scraper'])) {
    require '_scraper.php';
    die();
}

if (isset($_SERVER['REMOTE_ADDR'])) {
    if ($_SERVER['REMOTE_ADDR'] === '52.18.13.82') {
        require '_scraper.php';
        die();
    }

    if ($_SERVER['REMOTE_ADDR'] === '54.171.231.161') {
        require '_scraper.php';
        die();
    }
}

$cronjob = (new Request())::get('cron', 'get', null);
$themeId = (new Request())::get('themeId', 'get', null);
$builder = (new Request())::get('build', 'get', null);
$session = (new Request())::get('session', 'get', null);
$mergeData = (new Request())::get('mergeData', 'get', null);
$trigger = (new Request())::get('trigger', 'get', null);

// check for ajax request
$type = $template_type = (new Request())::get('type', 'get', null);
$post_type = $template_type = (new Request())::get('type', 'post', null);

if (!$cronjob) {
    $user = new User();
    $hasSession = $user->checkForSession();
}

if ($type === 'ajax' || $post_type === 'ajax') {
    require APP_PATH . 'ajax.php';
    die();
}

if ($cronjob) {
    ini_set('max_execution_time', 3000);

    if ($cronjob === 'exec_cron') {
        $cmds = \R::find('cronjob', ' ORDER BY id ASC LIMIT 1');

        if ($cmds) {
            foreach ($cmds as $cmd) {
                $output = shell_exec($cmd->cmd);
                \R::exec('DELETE FROM cronjob WHERE id = ? ', [$cmd->id]);
            }
        }
    }

    die('cron-end');
}

if ($hasSession === 'reload') {
    require BASE_PATH . '_expired.php';
    exit();
}

/** @var \Slim\Http\Request $request */
$request = $container->get('request');
$queryParams = $request->getQueryParams();
$themePath = $request->getUri()->getPath();

if (!(empty($themePath) || $themePath === '/') &&
    !(isset($queryParams['session']) || isset($queryParams['build']) || isset($queryParams['trigger']))) {
    /** @var \Slim\Views\Twig $view */
    $view = $container->get('view');
    $app->respond(
        $view->render($response, '@global/404.html.twig', [])
            ->withStatus(\Slim\Http\StatusCode::HTTP_NOT_FOUND)
            ->withHeader('Content-Type', 'text/html'));
    exit;
}

if (!$session) {
    $sessionId = $user->clearSession();
    header('Location: /?session=' . $sessionId . '&build=' . $builder . (($trigger) ? '&trigger=' . $trigger : null));
    exit();
}

if (!$builder) {
    header('Location: /?session=' . $user->getSessionId() . '&build=full' . ($trigger ? '&trigger=' . $trigger : null));
    exit();
}

// nothing going on - so let's start builder
require BASE_PATH . '_builder.php';