mod/choice/mod_form.php

   1 <?php
   2 require_once ($CFG->dirroot.'/course/moodleform_mod.php');
   3
   4 class mod_choice_mod_form extends moodleform_mod {
   5
   6     function definition() {
   7         global $CHOICE_SHOWRESULTS, $CHOICE_PUBLISH, $CHOICE_DISPLAY;
   8
   9         $mform    =& $this->_form;
  10
  11 //-------------------------------------------------------------------------------
  12         $mform->addElement('header', 'general', get_string('general', 'form'));
  13
  14         $mform->addElement('text', 'name', get_string('choicename', 'choice'), array('size'=>'64'));
  15         $mform->setType('name', PARAM_TEXT);
  16         $mform->addRule('name', null, 'required', null, 'client');
  17
  18         $mform->addElement('htmleditor', 'text', get_string('choicetext', 'choice'));
  19         $mform->setType('text', PARAM_RAW);
  20         $mform->addRule('text', null, 'required', null, 'client');
  21         $mform->setHelpButton('text', array('writing', 'questions', 'richtext'), false, 'editorhelpbutton');
  22
  23         $mform->addElement('format', 'format', get_string('format'));
  24
  25 //-------------------------------------------------------------------------------
  26         $repeatarray=array();
  27         $repeatarray[] = &MoodleQuickForm::createElement('header', '', get_string('choice','choice').' {no}');
  28         $repeatarray[] = &MoodleQuickForm::createElement('text', 'option', get_string('choice','choice'));
  29         $repeatarray[] = &MoodleQuickForm::createElement('text', 'limit', get_string('limit','choice'));
  30         $repeatarray[] = &MoodleQuickForm::createElement('hidden', 'optionid', 0);
  31
  32         $menuoptions=array();
  33         $menuoptions[0] = get_string('disable');
  34         $menuoptions[1] = get_string('enable');
  35         $mform->addElement('header', 'timerestricthdr', get_string('limit', 'choice'));
  36         $mform->addElement('select', 'limitanswers', get_string('limitanswers', 'choice'), $menuoptions);
  37         $mform->setHelpButton('limitanswers', array('limit', get_string('limit', 'choice'), 'choice'));
  38
  39         if ($this->_instance){
  40             $repeatno=count_records('choice_options', 'choiceid', $this->_instance);
  41             $repeatno += 2;
  42         } else {
  43             $repeatno = 5;
  44         }
  45
  46         $repeateloptions = array();
  47         $repeateloptions['limit']['default'] = 0;
  48         $repeateloptions['limit']['disabledif'] = array('limitanswers', 'eq', 0);
  49         $mform->setType('limit', PARAM_INT);
  50
  51         $repeateloptions['option']['helpbutton'] = array('options', get_string('modulenameplural', 'choice'), 'choice');
  52         $mform->setType('option', PARAM_TEXT);
  53
  54         $mform->setType('optionid', PARAM_INT);
  55
  56         $this->repeat_elements($repeatarray, $repeatno,
  57                     $repeateloptions, 'option_repeats', 'option_add_fields', 3);
  58
  59
  60
  61
  62 //-------------------------------------------------------------------------------
  63         $mform->addElement('header', 'timerestricthdr', get_string('timerestrict', 'choice'));
  64         $mform->addElement('checkbox', 'timerestrict', get_string('timerestrict', 'choice'));
  65         $mform->setHelpButton('timerestrict', array("timerestrict", get_string("timerestrict","choice"), "choice"));
  66
  67
  68         $mform->addElement('date_time_selector', 'timeopen', get_string("choiceopen", "choice"));
  69         $mform->disabledIf('timeopen', 'timerestrict');
  70
  71         $mform->addElement('date_time_selector', 'timeclose', get_string("choiceclose", "choice"));
  72         $mform->disabledIf('timeclose', 'timerestrict');
  73
  74 //-------------------------------------------------------------------------------
  75         $mform->addElement('header', 'miscellaneoussettingshdr', get_string('miscellaneoussettings', 'form'));
  76
  77         $mform->addElement('select', 'display', get_string("displaymode","choice"), $CHOICE_DISPLAY);
  78
  79         $mform->addElement('select', 'showresults', get_string("publish", "choice"), $CHOICE_SHOWRESULTS);
  80
  81         $mform->addElement('select', 'publish', get_string("privacy", "choice"), $CHOICE_PUBLISH);
  82         $mform->disabledIf('publish', 'showresults', 'eq', 0);
  83
  84         $mform->addElement('selectyesno', 'allowupdate', get_string("allowupdate", "choice"));
  85
  86         $mform->addElement('selectyesno', 'showunanswered', get_string("showunanswered", "choice"));
  87
  88
  89 //-------------------------------------------------------------------------------
  90         $features = new stdClass;
  91         $features->groups = true;
  92         $features->groupings = true;
  93         $features->groupmembersonly = true;
  94         $this->standard_coursemodule_elements($features);
  95 //-------------------------------------------------------------------------------
  96         $this->add_action_buttons();
  97     }
  98
  99     function data_preprocessing(&$default_values){
 100         if (!empty($this->_instance) && ($options = get_records_menu('choice_options','choiceid', $this->_instance, 'id', 'id,text'))
 101                && ($options2 = get_records_menu('choice_options','choiceid', $this->_instance, 'id', 'id,maxanswers')) ) {
 102             $choiceids=array_keys($options);
 103             $options=array_values($options);
 104             $options2=array_values($options2);
 105
 106             foreach (array_keys($options) as $key){
 107                 $default_values['option['.$key.']'] = $options[$key];
 108                 $default_values['limit['.$key.']'] = $options2[$key];
 109                 $default_values['optionid['.$key.']'] = $choiceids[$key];
 110             }
 111
 112         }
 113         if (empty($default_values['timeopen'])) {
 114             $default_values['timerestrict'] = 0;
 115         } else {
 116             $default_values['timerestrict'] = 1;
 117         }
 118
 119     }
 120
 121     function validation($data){
 122         $errors = parent::validation($data);
 123         if ($errors === true) {
 124             $errors = array();
 125         }
 126
 127         $choices = 0;
 128         foreach ($data['option'] as $option){
 129             if (trim($option) != ''){
 130                 $choices++;
 131             }
 132         }
 133
 134         if ($choices < 1) {
 135            $errors['option[0]'] = get_string('fillinatleastoneoption', 'choice');
 136         }
 137
 138         if ($choices < 2) {
 139            $errors['option[1]'] = get_string('fillinatleastoneoption', 'choice');
 140         }
 141
 142         if (count($errors) == 0) {
 143             return true;
 144         } else {
 145             return $errors;
 146         }
 147
 148     }
 149
 150 }
 151 ?>