<?php

/*
 * This file is part of Phraseanet
 *
 * (c) 2005-2012 Alchemy
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 *
 * @package     task_manager
 * @license     http://opensource.org/licenses/gpl-3.0 GPLv3
 * @link        www.phraseanet.com
 */
class task_period_batchupload extends task_appboxAbstract
{

    public function getName()
    {
        return(("Batch upload process (XML Service)"));
    }

    public function help()
    {
        return(("Hello I'm the batch upload process."));
    }

    protected function retrieveContent(appbox $appbox)
    {
        $conn = $appbox->get_connection();

        $sql = 'UPDATE uplfile AS f INNER JOIN uplbatch AS u USING(uplbatch_id)'
            . ' SET f.error="1", u.error="1"'
            . ' WHERE u.error=0 AND u.base_id NOT IN(SELECT base_id FROM bas)';

        $stmt = $conn->prepare($sql);
        $stmt->execute();
        $stmt->closeCursor();

        $sql = 'SELECT uplbatch_id, sbas_id, server_coll_id, usr_id'
            . ' FROM (uplbatch u INNER JOIN bas b USING(base_id))'
            . ' WHERE complete="1" AND error="0" ORDER BY uplbatch_id';

        $stmt = $conn->prepare($sql);
        $stmt->execute();
        $rs = $stmt->fetchAll(PDO::FETCH_ASSOC);
        $stmt->closeCursor();

        return $rs;
    }

    protected function processOneContent(appbox $appbox, Array $row)
    {
        $appbox = appbox::get_instance(\bootstrap::getCore());
        $registry = $appbox->get_registry();
        $conn = $appbox->get_connection();
        $session = $appbox->get_session();
        $this->log(sprintf(('processing batch %s'), $row['uplbatch_id']));

        $errors = '';

        $path = NULL;
        $coll_id = $row['server_coll_id'];
        $sbas_id = $row['sbas_id'];
        $usr_id = $row['usr_id'];
        $batch_id = $row['uplbatch_id'];

        try {
            $databox = databox::get_instance($sbas_id);
            $path = $registry->get('GV_RootPath') . 'tmp/batches/' . $batch_id . '/';
            if ( ! is_dir($path))
                throw new Exception(sprintf(('Batch directory \'%s\' does not exist'), $path));

            $user = User_Adapter::getInstance($usr_id, $appbox);
            $auth = new Session_Authentication_None($user);
            $session->authenticate($auth);

            $sql = 'SELECT * FROM uplfile WHERE uplbatch_id = :batch_id ORDER BY idx';
            $stmt = $conn->prepare($sql);
            $stmt->execute(array(':batch_id' => $batch_id));
            $rs = $stmt->fetchAll(PDO::FETCH_ASSOC);
            $stmt->closeCursor();

            foreach ($rs as $row2) {
                $this->log(sprintf(('archiving file \'%s\''), $row2['filename']));

                try {
                    $system_file = new system_file($path . '/' . $row2['idx']);
                    $system_file->set_phrasea_tech_field(system_file::TECH_FIELD_ORIGINALNAME, $row2['filename']);
                    $system_file->set_phrasea_tech_field(system_file::TECH_FIELD_PARENTDIRECTORY, '');
                    $system_file->set_phrasea_tech_field(system_file::TECH_FIELD_SUBPATH, '');

                    $meta = $system_file->extract_metadatas($databox->get_meta_structure());
                    $collection = collection::get_from_coll_id($databox, $coll_id);

                    $record = record_adapter::create($collection, $system_file, $row2['filename'], false);
                    $record->set_metadatas($meta['metadatas'], true);
                    $record->rebuild_subdefs();
                    $record->reindex();
                    unset($record);

                    @unlink($system_file->getPathname());
                    unset($system_file);
                } catch (Exception $e) {

                }
            }
            rmdir($path);
            unset($databox);
            $session->logout();
        } catch (Exception $e) {
            $this->log($e->getMessage());

            $sql = 'UPDATE uplfile AS f INNER JOIN uplbatch AS u USING(uplbatch_id)'
                . ' SET f.error="1", u.error="1"'
                . ' WHERE u.uplbatch_id = :batch_id';

            $stmt = $conn->prepare($sql);
            $stmt->execute(array(':batch_id' => $batch_id));
            $stmt->closeCursor();
            $errors = '1';
        }

        $sql = 'UPDATE uplbatch SET complete="2", error = :error'
            . ' WHERE uplbatch_id = :batch_id';
        $stmt = $conn->prepare($sql);
        $stmt->execute(array(':error' => $errors, ':batch_id' => $batch_id));
        $stmt->closeCursor();

        $this->log(sprintf(('finishing batch %s'), $row['uplbatch_id']));

        return $this;
    }

    protected function postProcessOneContent(appbox $appbox, Array $row)
    {
        return $this;
    }
}