C:/xampp/htdocs/moodle/question/behaviour/rendererbase.php

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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/>.

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


abstract class qbehaviour_renderer extends plugin_renderer_base {
    public function controls(question_attempt $qa, question_display_options $options) {
        return '';
    }

    public function feedback(question_attempt $qa, question_display_options $options) {
        return '';
    }

    public function manual_comment_fields(question_attempt $qa, question_display_options $options) {
        $inputname = $qa->get_behaviour_field_name('comment');
        $id = $inputname . '_id';
        list($commenttext, $commentformat) = $qa->get_manual_comment();

        $editor = editors_get_preferred_editor($commentformat);
        $strformats = format_text_menu();
        $formats = $editor->get_supported_formats();
        foreach ($formats as $fid) {
            $formats[$fid] = $strformats[$fid];
        }

        $commenttext = format_text($commenttext, $commentformat, array('para' => false));

        $editor->use_editor($id, array('context' => $options->context));

        $commenteditor = html_writer::tag('div', html_writer::tag('textarea', s($commenttext),
                array('id' => $id, 'name' => $inputname, 'rows' => 10, 'cols' => 60)));

        $commenteditor .= html_writer::start_tag('div');
        if (count($formats == 1)) {
            reset($formats);
            $commenteditor .= html_writer::empty_tag('input', array('type' => 'hidden',
                    'name' => $inputname . 'format', 'value' => key($formats)));

        } else {
            $commenteditor .= html_writer::select(
                    $formats, $inputname . 'format', $commentformat, '');
        }
        $commenteditor .= html_writer::end_tag('div');

        $comment = html_writer::tag('div', html_writer::tag('div',
                html_writer::tag('label', get_string('comment', 'question'),
                array('for' => $id)), array('class' => 'fitemtitle')) .
                html_writer::tag('div', $commenteditor, array('class' => 'felement fhtmleditor')),
                array('class' => 'fitem'));

        $mark = '';
        if ($qa->get_max_mark()) {
            $currentmark = $qa->get_current_manual_mark();
            $maxmark = $qa->get_max_mark();

            $fieldsize = strlen($qa->format_max_mark($options->markdp)) - 1;
            $markfield = $qa->get_behaviour_field_name('mark');

            $attributes = array(
                'type' => 'text',
                'size' => $fieldsize,
                'name' => $markfield,
            );
            if (!is_null($currentmark)) {
                $attributes['value'] = $qa->format_fraction_as_mark(
                        $currentmark / $maxmark, $options->markdp);
            }
            $a = new stdClass();
            $a->max = $qa->format_max_mark($options->markdp);
            $a->mark = html_writer::empty_tag('input', $attributes);

            $markrange = html_writer::empty_tag('input', array(
                'type' => 'hidden',
                'name' => $qa->get_behaviour_field_name('maxmark'),
                'value' => $maxmark,
            )) . html_writer::empty_tag('input', array(
                'type' => 'hidden',
                'name' => $qa->get_control_field_name('minfraction'),
                'value' => $qa->get_min_fraction(),
            ));

            $errorclass = '';
            $error = '';
            if ($currentmark > $maxmark || $currentmark < $maxmark * $qa->get_min_fraction()) {
                $errorclass = ' error';
                $error = html_writer::tag('span', get_string('manualgradeoutofrange', 'question'),
                        array('class' => 'error')) . html_writer::empty_tag('br');
            }

            $mark = html_writer::tag('div', html_writer::tag('div',
                        html_writer::tag('label', get_string('mark', 'question'),
                        array('for' => $markfield)),
                    array('class' => 'fitemtitle')) .
                    html_writer::tag('div', $error . get_string('xoutofmax', 'question', $a) .
                        $markrange, array('class' => 'felement ftext' . $errorclass)
                    ), array('class' => 'fitem'));
        }

        return html_writer::tag('fieldset', html_writer::tag('div', $comment . $mark,
                array('class' => 'fcontainer clearfix')), array('class' => 'hidden'));
    }

    public function manual_comment_view(question_attempt $qa, question_display_options $options) {
        $output = '';
        if ($qa->has_manual_comment()) {
            $output .= get_string('commentx', 'question', $qa->get_behaviour()->format_comment());
        }
        if ($options->manualcommentlink) {
            $url = new moodle_url($options->manualcommentlink, array('slot' => $qa->get_slot()));
            $link = $this->output->action_link($url, get_string('commentormark', 'question'),
                    new popup_action('click', $url, 'commentquestion',
                    array('width' => 600, 'height' => 800)));
            $output .= html_writer::tag('div', $link, array('class' => 'commentlink'));
        }
        return $output;
    }

    public function manual_comment(question_attempt $qa, question_display_options $options) {
        if ($options->manualcomment == question_display_options::EDITABLE) {
            return $this->manual_comment_fields($qa, $options);

        } else if ($options->manualcomment == question_display_options::VISIBLE) {
            return $this->manual_comment_view($qa, $options);

        } else {
            return '';
        }
    }

    protected function submit_button(question_attempt $qa, question_display_options $options) {
        $attributes = array(
            'type' => 'submit',
            'id' => $qa->get_behaviour_field_name('submit'),
            'name' => $qa->get_behaviour_field_name('submit'),
            'value' => get_string('check', 'question'),
            'class' => 'submit btn',
        );
        if ($options->readonly) {
            $attributes['disabled'] = 'disabled';
        }
        $output = html_writer::empty_tag('input', $attributes);
        if (!$options->readonly) {
            $this->page->requires->js_init_call('M.core_question_engine.init_submit_button',
                    array($attributes['id'], $qa->get_slot()));
        }
        return $output;
    }

    public function head_code(question_attempt $qa) {
        return '';
    }
}