MDL-20636 Add @package and GPL boiler-plate to files in /question.
[moodle.git] / question / behaviour / interactive / renderer.php
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1<?php
2
3// This file is part of Moodle - http://moodle.org/
4//
5// Moodle is free software: you can redistribute it and/or modify
6// it under the terms of the GNU General Public License as published by
7// the Free Software Foundation, either version 3 of the License, or
8// (at your option) any later version.
9//
10// Moodle is distributed in the hope that it will be useful,
11// but WITHOUT ANY WARRANTY; without even the implied warranty of
12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13// GNU General Public License for more details.
14//
15// You should have received a copy of the GNU General Public License
16// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
17
18
19/**
20 * Renderer for outputting parts of a question belonging to the interactive
21 * behaviour.
22 *
23 * @package qbehaviour_interactive
24 * @copyright 2009 The Open University
25 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
26 */
27
28
29/**
30 * Interactive behaviour renderer.
31 *
32 * @copyright 2009 The Open University
33 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
34 */
35class qbehaviour_interactive_renderer extends qbehaviour_renderer {
36 public function controls(question_attempt $qa, question_display_options $options) {
37 return $this->submit_button($qa, $options);
38 }
39
40 public function feedback(question_attempt $qa, question_display_options $options) {
41 if (!$qa->get_state()->is_active() || !$options->readonly) {
42 return '';
43 }
44
45 $attributes = array(
46 'type' => 'submit',
47 'id' => $qa->get_behaviour_field_name('tryagain'),
48 'name' => $qa->get_behaviour_field_name('tryagain'),
49 'value' => get_string('tryagain', 'qbehaviour_interactive'),
50 'class' => 'submit btn',
51 );
52 if ($options->readonly !== qbehaviour_interactive::READONLY_EXCEPT_TRY_AGAIN) {
53 $attributes['disabled'] = 'disabled';
54 }
55 $output = html_writer::empty_tag('input', $attributes);
56 if (empty($attributes['disabled'])) {
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57 $this->page->requires->js_init_call('M.core_question_engine.init_submit_button',
58 array($attributes['id'], $qa->get_slot()));
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59 }
60 return $output;
61 }
62}