2 // This file is part of Moodle - http://moodle.org/
4 // Moodle is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
9 // Moodle is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
18 * Base class for rendering question types like this one.
21 * @subpackage gapselect
22 * @copyright 2011 The Open University
23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
27 defined('MOODLE_INTERNAL') || die();
31 * Generates the output for question types where the question includes embedded
32 * interactive elements in the question text.
34 * @copyright 2011 The Open University
35 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
37 abstract class qtype_elements_embedded_in_question_text_renderer
38 extends qtype_with_combined_feedback_renderer {
39 public function formulation_and_controls(question_attempt $qa,
40 question_display_options $options) {
42 $question = $qa->get_question();
45 foreach ($question->textfragments as $i => $fragment) {
47 $questiontext .= $this->embedded_element($qa, $i, $options);
49 $questiontext .= $fragment;
53 $result .= html_writer::tag('div', $question->format_text($questiontext,
54 $question->questiontextformat, $qa, 'question', 'questiontext', $question->id),
55 array('class' => $this->qtext_classname(), 'id' => $this->qtext_id($qa)));
57 $result .= $this->post_qtext_elements($qa, $options);
59 if ($qa->get_state() == question_state::$invalid) {
60 $result .= html_writer::nonempty_tag('div',
61 $question->get_validation_error($qa->get_last_qt_data()),
62 array('class' => 'validationerror'));
68 protected function qtext_classname() {
72 protected function qtext_id($qa) {
73 return str_replace(':', '_', $qa->get_qt_field_name(''));
76 protected abstract function embedded_element(question_attempt $qa, $place,
77 question_display_options $options);
79 protected function post_qtext_elements(question_attempt $qa,
80 question_display_options $options) {
84 protected function box_id(question_attempt $qa, $place, $group) {
85 return $qa->get_qt_field_name($place) . '_' . $group;
88 public function specific_feedback(question_attempt $qa) {
89 return $this->combined_feedback($qa);
92 public function correct_response(question_attempt $qa) {
93 $question = $qa->get_question();
96 foreach ($question->textfragments as $i => $fragment) {
98 $group = $question->places[$i];
99 $choice = $question->choices[$group][$question->rightchoices[$i]];
100 $correctanswer .= '[' . str_replace('-', '‑',
101 $choice->text) . ']';
103 $correctanswer .= $fragment;
106 if (!empty($correctanswer)) {
107 return get_string('correctansweris', 'qtype_gapselect', $correctanswer);