<?php
/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2015 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Alchemy\Phrasea\Controller\Prod;

use Alchemy\Phrasea\Application;
use Alchemy\Phrasea\Application\Helper\DispatcherAware;
use Alchemy\Phrasea\Application\Helper\FirewallAware;
use Alchemy\Phrasea\Controller\Controller;
use Alchemy\Phrasea\Controller\RecordsRequest;
use Alchemy\Phrasea\Core\Event\FeedEntryEvent;
use Alchemy\Phrasea\Core\PhraseaEvents;
use Alchemy\Phrasea\Feed\Aggregate;
use Alchemy\Phrasea\Feed\Link\AggregateLinkGenerator;
use Alchemy\Phrasea\Feed\Link\FeedLinkGenerator;
use Alchemy\Phrasea\Model\Entities\FeedEntry;
use Alchemy\Phrasea\Model\Entities\FeedItem;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;

class FeedController extends Controller
{
    use DispatcherAware;
    use FirewallAware;

    public function publishRecordsAction(Application $app, Request $request)
    {
        $feeds = $app['repo.feeds']->getAllForUser(
            $app['acl']->get($app['authentication']->getUser())
        );
        $publishing = RecordsRequest::fromRequest($app, $request, true, [], ['bas_chupub']);

        return $app['twig']->render(
            'prod/actions/publish/publish.html.twig',
            ['publishing' => $publishing, 'feeds' => $feeds]
        );
    }

    public function createFeedEntryAction(Application $app, Request $request) {
        $feed = $app['repo.feeds']->find($request->request->get('feed_id'));

        if (null === $feed) {
            $app->abort(404, "Feed not found");
        }

        $publisher = $app['repo.feed-publishers']->findOneBy(
            ['feed' => $feed, 'user' => $app['authentication']->getUser()]
        );

        if ('' === $title = trim($request->request->get('title', ''))) {
            $app->abort(400, "Bad request");
        }

        if (!$feed->isPublisher($app['authentication']->getUser())) {
            $app->abort(403, 'Unathorized action');
        }

        $entry = new FeedEntry();
        $entry->setAuthorEmail($request->request->get('author_mail'))
            ->setAuthorName($request->request->get('author_name'))
            ->setTitle($title)
            ->setFeed($feed)
            ->setPublisher($publisher)
            ->setSubtitle($request->request->get('subtitle', ''));

        $feed->addEntry($entry);

        $publishing = RecordsRequest::fromRequest($app, $request, true, [], ['bas_chupub']);
        foreach ($publishing as $record) {
            $item = new FeedItem();
            $item->setEntry($entry)
                ->setRecordId($record->get_record_id())
                ->setSbasId($record->get_sbas_id());
            $entry->addItem($item);
            $app['orm.em']->persist($item);
        }

        $app['orm.em']->persist($entry);
        $app['orm.em']->persist($feed);
        $app['orm.em']->flush();

        $app['dispatcher']->dispatch(
            PhraseaEvents::FEED_ENTRY_CREATE,
            new FeedEntryEvent($entry, $request->request->get('notify'))
        );

        $datas = ['error' => false, 'message' => false];

        return $app->json($datas);
    }

    public function editEntryAction(Application $app, Request $request, $id) {
        $entry = $app['repo.feed-entries']->find($id);

        if (!$entry->isPublisher($app['authentication']->getUser())) {
            throw new AccessDeniedHttpException();
        }

        $feeds = $app['repo.feeds']->getAllForUser($app['acl']->get($app['authentication']->getUser()));

        $datas = $app['twig']->render(
            'prod/actions/publish/publish_edit.html.twig',
            ['entry' => $entry, 'feeds' => $feeds]
        );

        return new Response($datas);
    }

    /**
     * @param Application $app
     * @param Request     $request
     * @param int         $id
     * @return \Symfony\Component\HttpFoundation\JsonResponse
     */
    public function updateEntryAction(Application $app, Request $request, $id) {
        $datas = ['error' => true, 'message' => '', 'datas' => ''];
        $entry = $app['repo.feed-entries']->find($id);

        if (null === $entry) {
            $app->abort(404, 'Entry not found');
        }
        if (!$entry->isPublisher($app['authentication']->getUser())) {
            $app->abort(403, 'Unathorized action');
        }
        if ('' === $title = trim($request->request->get('title', ''))) {
            $app->abort(400, "Bad request");
        }

        $entry->setAuthorEmail($request->request->get('author_mail'))
            ->setAuthorName($request->request->get('author_name'))
            ->setTitle($title)
            ->setSubtitle($request->request->get('subtitle', ''));

        $currentFeedId = $entry->getFeed()
            ->getId();
        $new_feed_id = $request->request->get('feed_id', $currentFeedId);
        if ($currentFeedId !== (int)$new_feed_id) {

            $new_feed = $app['repo.feeds']->find($new_feed_id);

            if ($new_feed === null) {
                $app->abort(404, 'Feed not found');
            }

            if (!$new_feed->isPublisher($app['authentication']->getUser())) {
                $app->abort(403, 'You are not publisher of this feed');
            }
            $entry->setFeed($new_feed);
        }

        $items = explode(';', $request->request->get('sorted_lst'));

        foreach ($items as $item_sort) {
            $item_sort_datas = explode('_', $item_sort);
            if (count($item_sort_datas) != 2) {
                continue;
            }
            $item = $app['repo.feed-items']->find($item_sort_datas[0]);
            $item->setOrd($item_sort_datas[1]);
            $app['orm.em']->persist($item);
        }

        $app['orm.em']->persist($entry);
        $app['orm.em']->flush();

        return $app->json(
            [
                'error'   => false,
                'message' => 'succes',
                'datas'   => $app['twig']->render(
                    'prod/results/entry.html.twig',
                    [
                        'entry' => $entry
                    ]
                )
            ]
        );
    }

    public function deleteEntryAction(Application $app, Request $request, $id) {
        $datas = ['error' => true, 'message' => ''];

        $entry = $app['repo.feed-entries']->find($id);

        if (null === $entry) {
            $app->abort(404, 'Entry not found');
        }
        if (!$entry->isPublisher($app['authentication']->getUser()) && $entry->getFeed()
                ->isOwner($app['authentication']->getUser()) === false
        ) {
            $app->abort(403, $app->trans('Action Forbidden : You are not the publisher'));
        }

        $app['orm.em']->remove($entry);
        $app['orm.em']->flush();

        return $app->json(['error' => false, 'message' => 'succes']);
    }

    public function indexAction(Application $app, Request $request) {
        $request = $app['request'];
        $page = (int)$request->query->get('page');
        $page = $page > 0 ? $page : 1;

        $feeds = $app['repo.feeds']->getAllForUser($app['acl']->get($app['authentication']->getUser()));

        $datas = $app['twig']->render(
            'prod/results/feeds.html.twig',
            [
                'feeds' => $feeds,
                'feed'  => new Aggregate($app['orm.em'], $feeds),
                'page'  => $page
            ]
        );

        return new Response($datas);
    }

    public function showAction(Application $app, Request $request, $id) {
        $page = (int)$request->query->get('page');
        $page = $page > 0 ? $page : 1;

        $feed = $app['repo.feeds']->find($id);
        if (!$feed->isAccessible($app['authentication']->getUser(), $app)) {
            $app->abort(404, 'Feed not found');
        }
        $feeds = $app['repo.feeds']->getAllForUser($app['acl']->get($app['authentication']->getUser()));

        $datas = $app['twig']->render(
            'prod/results/feeds.html.twig',
            ['feed' => $feed, 'feeds' => $feeds, 'page' => $page]
        );

        return new Response($datas);
    }

    public function subscribeAggregatedFeedAction(Application $app, Request $request) {
        $renew = ($request->query->get('renew') === 'true');

        $feeds = $app['repo.feeds']->getAllForUser($app['acl']->get($app['authentication']->getUser()));

        $link = $app['feed.aggregate-link-generator']->generate(
            new Aggregate($app['orm.em'], $feeds),
            $app['authentication']->getUser(),
            AggregateLinkGenerator::FORMAT_RSS,
            null,
            $renew
        );

        $output = [
            'texte' => '<p>' . $app->trans(
                    'publication::Voici votre fil RSS personnel. Il vous permettra d\'etre tenu au courrant des publications.'
                ) . '</p><p>' . $app->trans('publications::Ne le partagez pas, il est strictement confidentiel') . '</p>
            <div><input type="text" readonly="readonly" class="input_select_copy" value="' . $link->getURI()
                . '"/></div>',
            'titre' => $app->trans('publications::votre rss personnel')
        ];

        return $app->json($output);
    }

    public function subscribeFeedAction(Application $app, Request $request, $id) {
        $renew = ($request->query->get('renew') === 'true');

        $feed = $app['repo.feeds']->find($id);
        if (!$feed->isAccessible($app['authentication']->getUser(), $app)) {
            $app->abort(404, 'Feed not found');
        }
        $link = $app['feed.user-link-generator']->generate(
            $feed,
            $app['authentication']->getUser(),
            FeedLinkGenerator::FORMAT_RSS,
            null,
            $renew
        );

        $output = [
            'texte' => '<p>' . $app->trans(
                    'publication::Voici votre fil RSS personnel. Il vous permettra d\'etre tenu au courrant des publications.'
                ) . '</p><p>' . $app->trans('publications::Ne le partagez pas, il est strictement confidentiel') . '</p>
            <div><input type="text" style="width:100%" value="' . $link->getURI() . '"/></div>',
            'titre' => $app->trans('publications::votre rss personnel')
        ];

        return $app->json($output);
    }

    public function ensureUserHasPublishRight()
    {
        $this->requireRight('bas_chupub');
    }
}