Merge branch 'MDL-47875_master' of https://github.com/crazyserver/moodle
[moodle.git] / mod / choice / mod_form.php
1 <?php
2 if (!defined('MOODLE_INTERNAL')) {
3     die('Direct access to this script is forbidden.');    ///  It must be included from a Moodle page
4 }
6 require_once ($CFG->dirroot.'/course/moodleform_mod.php');
8 class mod_choice_mod_form extends moodleform_mod {
10     function definition() {
11         global $CFG, $CHOICE_SHOWRESULTS, $CHOICE_PUBLISH, $CHOICE_DISPLAY, $DB;
13         $mform    =& $this->_form;
15 //-------------------------------------------------------------------------------
16         $mform->addElement('header', 'general', get_string('general', 'form'));
18         $mform->addElement('text', 'name', get_string('choicename', 'choice'), array('size'=>'64'));
19         if (!empty($CFG->formatstringstriptags)) {
20             $mform->setType('name', PARAM_TEXT);
21         } else {
22             $mform->setType('name', PARAM_CLEANHTML);
23         }
24         $mform->addRule('name', null, 'required', null, 'client');
25         $mform->addRule('name', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');
27         $this->add_intro_editor(true, get_string('description', 'choice'));
29         $mform->addElement('select', 'display', get_string("displaymode","choice"), $CHOICE_DISPLAY);
31         //-------------------------------------------------------------------------------
32         $mform->addElement('header', 'optionhdr', get_string('options', 'choice'));
34         $mform->addElement('selectyesno', 'allowupdate', get_string("allowupdate", "choice"));
36         $mform->addElement('selectyesno', 'allowmultiple', get_string('allowmultiple', 'choice'));
38         $mform->addElement('selectyesno', 'limitanswers', get_string('limitanswers', 'choice'));
39         $mform->addHelpButton('limitanswers', 'limitanswers', 'choice');
41         $repeatarray = array();
42         $repeatarray[] = $mform->createElement('text', 'option', get_string('optionno', 'choice'));
43         $repeatarray[] = $mform->createElement('text', 'limit', get_string('limitno', 'choice'));
44         $repeatarray[] = $mform->createElement('hidden', 'optionid', 0);
46         if ($this->_instance){
47             $repeatno = $DB->count_records('choice_options', array('choiceid'=>$this->_instance));
48             $repeatno += 2;
49         } else {
50             $repeatno = 5;
51         }
53         $repeateloptions = array();
54         $repeateloptions['limit']['default'] = 0;
55         $repeateloptions['limit']['disabledif'] = array('limitanswers', 'eq', 0);
56         $repeateloptions['limit']['rule'] = 'numeric';
57         $repeateloptions['limit']['type'] = PARAM_INT;
59         $repeateloptions['option']['helpbutton'] = array('choiceoptions', 'choice');
60         $mform->setType('option', PARAM_CLEANHTML);
62         $mform->setType('optionid', PARAM_INT);
64         $this->repeat_elements($repeatarray, $repeatno,
65                     $repeateloptions, 'option_repeats', 'option_add_fields', 3, null, true);
67         // Make the first option required
68         if ($mform->elementExists('option[0]')) {
69             $mform->addRule('option[0]', get_string('atleastoneoption', 'choice'), 'required', null, 'client');
70         }
72 //-------------------------------------------------------------------------------
73         $mform->addElement('header', 'timerestricthdr', get_string('availability'));
74         $mform->addElement('checkbox', 'timerestrict', get_string('timerestrict', 'choice'));
76         $mform->addElement('date_time_selector', 'timeopen', get_string("choiceopen", "choice"));
77         $mform->disabledIf('timeopen', 'timerestrict');
79         $mform->addElement('date_time_selector', 'timeclose', get_string("choiceclose", "choice"));
80         $mform->disabledIf('timeclose', 'timerestrict');
82 //-------------------------------------------------------------------------------
83         $mform->addElement('header', 'resultshdr', get_string('results', 'choice'));
85         $mform->addElement('select', 'showresults', get_string("publish", "choice"), $CHOICE_SHOWRESULTS);
87         $mform->addElement('select', 'publish', get_string("privacy", "choice"), $CHOICE_PUBLISH);
88         $mform->disabledIf('publish', 'showresults', 'eq', 0);
90         $mform->addElement('selectyesno', 'showunanswered', get_string("showunanswered", "choice"));
93 //-------------------------------------------------------------------------------
94         $this->standard_coursemodule_elements();
95 //-------------------------------------------------------------------------------
96         $this->add_action_buttons();
97     }
99     function data_preprocessing(&$default_values){
100         global $DB;
101         if (!empty($this->_instance) && ($options = $DB->get_records_menu('choice_options',array('choiceid'=>$this->_instance), 'id', 'id,text'))
102                && ($options2 = $DB->get_records_menu('choice_options', array('choiceid'=>$this->_instance), 'id', 'id,maxanswers')) ) {
103             $choiceids=array_keys($options);
104             $options=array_values($options);
105             $options2=array_values($options2);
107             foreach (array_keys($options) as $key){
108                 $default_values['option['.$key.']'] = $options[$key];
109                 $default_values['limit['.$key.']'] = $options2[$key];
110                 $default_values['optionid['.$key.']'] = $choiceids[$key];
111             }
113         }
114         if (empty($default_values['timeopen'])) {
115             $default_values['timerestrict'] = 0;
116         } else {
117             $default_values['timerestrict'] = 1;
118         }
120     }
122     function get_data() {
123         $data = parent::get_data();
124         if (!$data) {
125             return false;
126         }
127         // Set up completion section even if checkbox is not ticked
128         if (!empty($data->completionunlocked)) {
129             if (empty($data->completionsubmit)) {
130                 $data->completionsubmit = 0;
131             }
132         }
133         return $data;
134     }
136     function add_completion_rules() {
137         $mform =& $this->_form;
139         $mform->addElement('checkbox', 'completionsubmit', '', get_string('completionsubmit', 'choice'));
140         return array('completionsubmit');
141     }
143     function completion_rule_enabled($data) {
144         return !empty($data['completionsubmit']);
145     }