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<?php
/*
 * Xibo - Digital Signage - http://www.xibo.org.uk
 * Copyright (C) 2014 Alex Harrington
 *
 * This file is part of Xibo.
 *
 * Xibo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version. 
 *
 * Xibo is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with Xibo.  If not, see <http://www.gnu.org/licenses/>.
 */
namespace Xibo\Controller;

use baseDAO;
use database;
use Xibo\Exception\AccessDeniedException;
use Xibo\Factory\LayoutFactory;
use Xibo\Service\ConfigServiceInterface;
use Xibo\Service\DateServiceInterface;
use Xibo\Service\LogServiceInterface;
use Xibo\Service\SanitizerServiceInterface;

/**
 * Class Preview
 * @package Xibo\Controller
 */
class Preview extends Base
{
    /**
     * @var LayoutFactory
     */
    private $layoutFactory;

/**
     * Set common dependencies.
     * @param LogServiceInterface $log
     * @param SanitizerServiceInterface $sanitizerService
     * @param \Xibo\Helper\ApplicationState $state
     * @param \Xibo\Entity\User $user
     * @param \Xibo\Service\HelpServiceInterface $help
     * @param DateServiceInterface $date
     * @param ConfigServiceInterface $config
     * @param LayoutFactory $layoutFactory
     */
    public function __construct($log, $sanitizerService, $state, $user, $help, $date, $config, $layoutFactory)
    {
        $this->setCommonDependencies($log, $sanitizerService, $state, $user, $help, $date, $config);

$this->layoutFactory = $layoutFactory;
    }

/**
     * Layout Preview
     * @param int $layoutId
     */
    public function show($layoutId)
    {
        $layout = $this->layoutFactory->getById($layoutId);

if (!$this->getUser()->checkViewable($layout))
            throw new AccessDeniedException();

$this->getState()->template = 'layout-preview';
        $this->getState()->setData([
            'layout' => $layout,
            'previewOptions' => [
                'getXlfUrl' => $this->urlFor('layout.getXlf', ['id' => $layout->layoutId]),
                'getResourceUrl' => $this->urlFor('module.getResource'),
                'libraryDownloadUrl' => $this->urlFor('library.download'),
                'layoutBackgroundDownloadUrl' => $this->urlFor('layout.download.background'),
                'loaderUrl' => $this->getConfig()->uri('img/loader.gif')
            ]
        ]);
    }

/**
     * Get the XLF for a Layout
     * @param $layoutId
     */
    function getXlf($layoutId)
    {
        $layout = $this->layoutFactory->getById($layoutId);

if (!$this->getUser()->checkViewable($layout))
            throw new AccessDeniedException();

echo file_get_contents($layout->xlfToDisk());

$this->setNoOutput(true);
    }
}