weekly release 3.5dev
[moodle.git] / question / type / essay / questiontype.php
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aeb15530 1<?php
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2// This file is part of Moodle - http://moodle.org/
3//
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.
8//
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.
13//
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/>.
16
1976496e 17/**
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18 * Question type class for the essay question type.
19 *
d3603157 20 * @package qtype
6d03299d 21 * @subpackage essay
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22 * @copyright 2005 Mark Nielsen
23 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
7375c542 24 */
516cf3eb 25
516cf3eb 26
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27defined('MOODLE_INTERNAL') || die();
28
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29require_once($CFG->libdir . '/questionlib.php');
30
a17b297d 31
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32/**
33 * The essay question type.
34 *
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35 * @copyright 2005 Mark Nielsen
36 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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37 */
38class qtype_essay extends question_type {
39 public function is_manual_graded() {
516cf3eb 40 return true;
41 }
fb6179a1 42
6b5f24d3 43 public function response_file_areas() {
3b3d5e79 44 return array('attachments', 'answer');
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45 }
46
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47 public function get_question_options($question) {
48 global $DB;
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49 $question->options = $DB->get_record('qtype_essay_options',
50 array('questionid' => $question->id), '*', MUST_EXIST);
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51 parent::get_question_options($question);
52 }
53
54 public function save_question_options($formdata) {
55 global $DB;
56 $context = $formdata->context;
57
58 $options = $DB->get_record('qtype_essay_options', array('questionid' => $formdata->id));
59 if (!$options) {
60 $options = new stdClass();
b36d2d06 61 $options->questionid = $formdata->id;
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62 $options->id = $DB->insert_record('qtype_essay_options', $options);
63 }
64
65 $options->responseformat = $formdata->responseformat;
a4f765eb 66 $options->responserequired = $formdata->responserequired;
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67 $options->responsefieldlines = $formdata->responsefieldlines;
68 $options->attachments = $formdata->attachments;
a4f765eb 69 $options->attachmentsrequired = $formdata->attachmentsrequired;
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70 $options->graderinfo = $this->import_or_save_files($formdata->graderinfo,
71 $context, 'qtype_essay', 'graderinfo', $formdata->id);
72 $options->graderinfoformat = $formdata->graderinfo['format'];
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73 $options->responsetemplate = $formdata->responsetemplate['text'];
74 $options->responsetemplateformat = $formdata->responsetemplate['format'];
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75 $DB->update_record('qtype_essay_options', $options);
76 }
77
78 protected function initialise_question_instance(question_definition $question, $questiondata) {
79 parent::initialise_question_instance($question, $questiondata);
80 $question->responseformat = $questiondata->options->responseformat;
a4f765eb 81 $question->responserequired = $questiondata->options->responserequired;
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82 $question->responsefieldlines = $questiondata->options->responsefieldlines;
83 $question->attachments = $questiondata->options->attachments;
a4f765eb 84 $question->attachmentsrequired = $questiondata->options->attachmentsrequired;
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85 $question->graderinfo = $questiondata->options->graderinfo;
86 $question->graderinfoformat = $questiondata->options->graderinfoformat;
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87 $question->responsetemplate = $questiondata->options->responsetemplate;
88 $question->responsetemplateformat = $questiondata->options->responsetemplateformat;
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89 }
90
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91 public function delete_question($questionid, $contextid) {
92 global $DB;
93
94 $DB->delete_records('qtype_essay_options', array('questionid' => $questionid));
95 parent::delete_question($questionid, $contextid);
96 }
97
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98 /**
99 * @return array the different response formats that the question type supports.
100 * internal name => human-readable name.
101 */
b3ae5457 102 public function response_formats() {
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103 return array(
104 'editor' => get_string('formateditor', 'qtype_essay'),
105 'editorfilepicker' => get_string('formateditorfilepicker', 'qtype_essay'),
106 'plain' => get_string('formatplain', 'qtype_essay'),
107 'monospaced' => get_string('formatmonospaced', 'qtype_essay'),
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108 'noinline' => get_string('formatnoinline', 'qtype_essay'),
109 );
110 }
111
112 /**
113 * @return array the choices that should be offerd when asking if a response is required
114 */
115 public function response_required_options() {
116 return array(
117 1 => get_string('responseisrequired', 'qtype_essay'),
118 0 => get_string('responsenotrequired', 'qtype_essay'),
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119 );
120 }
121
122 /**
123 * @return array the choices that should be offered for the input box size.
124 */
b3ae5457 125 public function response_sizes() {
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126 $choices = array();
127 for ($lines = 5; $lines <= 40; $lines += 5) {
128 $choices[$lines] = get_string('nlines', 'qtype_essay', $lines);
129 }
130 return $choices;
131 }
132
133 /**
134 * @return array the choices that should be offered for the number of attachments.
135 */
136 public function attachment_options() {
137 return array(
138 0 => get_string('no'),
139 1 => '1',
140 2 => '2',
141 3 => '3',
142 -1 => get_string('unlimited'),
143 );
144 }
145
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146 /**
147 * @return array the choices that should be offered for the number of required attachments.
148 */
149 public function attachments_required_options() {
150 return array(
151 0 => get_string('attachmentsoptional', 'qtype_essay'),
152 1 => '1',
153 2 => '2',
154 3 => '3'
155 );
156 }
157
c7df5006 158 public function move_files($questionid, $oldcontextid, $newcontextid) {
5d548d3e 159 parent::move_files($questionid, $oldcontextid, $newcontextid);
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160 $fs = get_file_storage();
161 $fs->move_area_files_to_new_context($oldcontextid,
162 $newcontextid, 'qtype_essay', 'graderinfo', $questionid);
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163 }
164
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165 protected function delete_files($questionid, $contextid) {
166 parent::delete_files($questionid, $contextid);
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167 $fs = get_file_storage();
168 $fs->delete_area_files($contextid, 'qtype_essay', 'graderinfo', $questionid);
9203b705 169 }
9fc3100f 170}