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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/>.

namespace core_question\bank;

/**
 * A column type for the name of the question name.
 *
 * @copyright  2009 Tim Hunt
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class question_text_row extends row_base {
    protected $formatoptions;

protected function init() {
        $this->formatoptions = new \stdClass();
        $this->formatoptions->noclean = true;
        $this->formatoptions->para = false;
    }

public function get_name() {
        return 'questiontext';
    }

protected function get_title() {
        return get_string('questiontext', 'question');
    }

protected function display_content($question, $rowclasses) {
        $text = question_rewrite_question_preview_urls($question->questiontext, $question->id,
                $question->contextid, 'question', 'questiontext', $question->id,
                $question->contextid, 'core_question');
        $text = format_text($text, $question->questiontextformat,
                $this->formatoptions);
        if ($text == '') {
            $text = ' ';
        }
        echo $text;
    }

public function get_extra_joins() {
        return array('qc' => 'JOIN {question_categories} qc ON qc.id = q.category');
    }

public function get_required_fields() {
        return array('q.id', 'q.questiontext', 'q.questiontextformat', 'qc.contextid');
    }
}