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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Defines the renderer for the deferred feedback with certainty based marking
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* behaviour.
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*
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* @package qbehaviour
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* @subpackage deferredcbm
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* @copyright 2009 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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defined('MOODLE_INTERNAL') || die();
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/**
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* Renderer for outputting parts of a question belonging to the deferred
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* feedback with certainty based marking behaviour.
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*
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* @copyright 2009 The Open University
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class qbehaviour_deferredcbm_renderer extends qbehaviour_renderer {
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protected function certainty_choices($controlname, $selected, $readonly) {
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$attributes = array(
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'type' => 'radio',
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'name' => $controlname,
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);
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if ($readonly) {
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$attributes['disabled'] = 'disabled';
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}
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$choices = '';
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foreach (question_cbm::$certainties as $certainty) {
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$id = $controlname . $certainty;
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$attributes['id'] = $id;
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$attributes['value'] = $certainty;
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if ($selected == $certainty) {
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$attributes['checked'] = 'checked';
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} else {
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unset($attributes['checked']);
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}
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$choices .= ' ' .
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html_writer::tag('label', html_writer::empty_tag('input', $attributes) .
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question_cbm::get_string($certainty), array('for' => $id));
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}
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return $choices;
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}
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public function controls(question_attempt $qa, question_display_options $options) {
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$a = new stdClass();
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$a->help = $this->output->help_icon('certainty', 'qbehaviour_deferredcbm');
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$a->choices = $this->certainty_choices($qa->get_behaviour_field_name('certainty'),
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$qa->get_last_behaviour_var('certainty'), $options->readonly);
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return html_writer::tag('div', get_string('howcertainareyou', 'qbehaviour_deferredcbm', $a),
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array('class' => 'certaintychoices'));
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}
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public function feedback(question_attempt $qa, question_display_options $options) {
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if (!$options->feedback) {
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return '';
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}
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if ($qa->get_state() == question_state::$gaveup || $qa->get_state() ==
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question_state::$mangaveup) {
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return '';
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}
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$feedback = '';
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if (!$qa->get_last_behaviour_var('certainty') &&
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$qa->get_last_behaviour_var('_assumedcertainty')) {
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$feedback .= html_writer::tag('p',
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get_string('assumingcertainty', 'qbehaviour_deferredcbm',
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question_cbm::get_string($qa->get_last_behaviour_var('_assumedcertainty'))));
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}
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return $feedback;
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}
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public function marked_out_of_max(question_attempt $qa, core_question_renderer $qoutput,
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question_display_options $options) {
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return get_string('weightx', 'qbehaviour_deferredcbm', $qa->format_fraction_as_mark(
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question_cbm::adjust_fraction(1, question_cbm::default_certainty()),
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$options->markdp));
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}
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public function mark_out_of_max(question_attempt $qa, core_question_renderer $qoutput,
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question_display_options $options) {
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return get_string('cbmmark', 'qbehaviour_deferredcbm', $qa->format_mark($options->markdp)) .
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'<br>' . $this->marked_out_of_max($qa, $qoutput, $options);
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}
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}
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