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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Search area for block_html blocks
 *
 * @package block_html
 * @copyright 2017 The Open University
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

namespace block_html\search;

use core_search\moodle_recordset;

defined('MOODLE_INTERNAL') || die();

/**
 * Search area for block_html blocks
 *
 * @package block_html
 * @copyright 2017 The Open University
 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class content extends \core_search\base_block {

public function get_document($record, $options = array()) {
        // Create empty document.
        $doc = \core_search\document_factory::instance($record->id,
                $this->componentname, $this->areaname);

// Get stdclass object with data from DB.
        $data = unserialize(base64_decode($record->configdata));

// Get content.
        $content = content_to_text($data->text, $data->format);
        $doc->set('content', $content);

if (isset($data->title)) {
            // If there is a title, use it as title.
            $doc->set('title', content_to_text($data->title, false));
        } else {
            // If there is no title, use the content text again.
            $doc->set('title', shorten_text($content));
        }

// Set standard fields.
        $doc->set('contextid', $record->contextid);
        $doc->set('type', \core_search\manager::TYPE_TEXT);
        $doc->set('courseid', $record->courseid);
        $doc->set('modified', $record->timemodified);
        $doc->set('owneruserid', \core_search\manager::NO_OWNER_ID);

// Mark document new if appropriate.
        if (isset($options['lastindexedtime']) &&
                ($options['lastindexedtime'] < $record->timecreated)) {
            // If the document was created after the last index time, it must be new.
            $doc->set_is_new(true);
        }

return $doc;
    }

public function uses_file_indexing() {
        return true;
    }

public function attach_files($document) {
        $fs = get_file_storage();

$context = \context::instance_by_id($document->get('contextid'));

$files = $fs->get_area_files($context->id, 'block_html', 'content');
        foreach ($files as $file) {
            $document->add_stored_file($file);
        }
    }
}