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mod_form.php
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mod_form.php
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<?php
///////////////////////////////////////////////////////////////////////////
// //
// NOTICE OF COPYRIGHT //
// //
// Moodle - Modular Object-Oriented Dynamic Learning Environment //
// http://moodle.org //
// //
// Copyright (C) 1999 onwards Martin Dougiamas http://dougiamas.com //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation; either version 2 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details: //
// //
// http://www.gnu.org/copyleft/gpl.html //
// //
///////////////////////////////////////////////////////////////////////////
if (!defined('MOODLE_INTERNAL')) {
die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
}
require_once($CFG->dirroot . '/course/moodleform_mod.php');
require_once($CFG->dirroot . '/mod/quiz/locallib.php');
/**
* Settings form for the quiz module.
*
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
* @package quiz
*/
class mod_quiz_mod_form extends moodleform_mod {
var $_feedbacks;
function definition() {
global $COURSE, $CFG, $DB, $PAGE;
$quizconfig = get_config('quiz');
$mform =& $this->_form;
//-------------------------------------------------------------------------------
$mform->addElement('header', 'general', get_string('general', 'form'));
/// Name.
$mform->addElement('text', 'name', get_string('name'), array('size'=>'64'));
if (!empty($CFG->formatstringstriptags)) {
$mform->setType('name', PARAM_TEXT);
} else {
$mform->setType('name', PARAM_CLEANHTML);
}
$mform->addRule('name', null, 'required', null, 'client');
/// Introduction.
$this->add_intro_editor(false, get_string('introduction', 'quiz'));
/// Open and close dates.
$mform->addElement('date_time_selector', 'timeopen', get_string('quizopen', 'quiz'), array('optional' => true));
$mform->addElement('date_time_selector', 'timeclose', get_string('quizclose', 'quiz'), array('optional' => true));
/// Time limit.
$mform->addElement('duration', 'timelimit', get_string('timelimit', 'quiz'), array('optional' => true));
$mform->addHelpButton('timelimit', 'timelimit', 'quiz');
$mform->setAdvanced('timelimit', $quizconfig->timelimit_adv);
$mform->setDefault('timelimit', $quizconfig->timelimit);
/// Number of attempts.
$attemptoptions = array('0' => get_string('unlimited'));
for ($i = 1; $i <= QUIZ_MAX_ATTEMPT_OPTION; $i++) {
$attemptoptions[$i] = $i;
}
$mform->addElement('select', 'attempts', get_string('attemptsallowed', 'quiz'), $attemptoptions);
$mform->setAdvanced('attempts', $quizconfig->attempts_adv);
$mform->setDefault('attempts', $quizconfig->attempts);
/// Grading method.
$mform->addElement('select', 'grademethod', get_string('grademethod', 'quiz'), quiz_get_grading_options());
$mform->addHelpButton('grademethod', 'grademethod', 'quiz');
$mform->setAdvanced('grademethod', $quizconfig->grademethod_adv);
$mform->setDefault('grademethod', $quizconfig->grademethod);
$mform->disabledIf('grademethod', 'attempts', 'eq', 1);
//-------------------------------------------------------------------------------
$mform->addElement('header', 'layouthdr', get_string('layout', 'quiz'));
/// Shuffle questions.
$shuffleoptions = array(0 => get_string('asshownoneditscreen', 'quiz'), 1 => get_string('shuffledrandomly', 'quiz'));
$mform->addElement('select', 'shufflequestions', get_string('questionorder', 'quiz'), $shuffleoptions, array('id' => 'id_shufflequestions'));
$mform->setAdvanced('shufflequestions', $quizconfig->shufflequestions_adv);
$mform->setDefault('shufflequestions', $quizconfig->shufflequestions);
/// Questions per page.
$pageoptions = array();
$pageoptions[0] = get_string('neverallononepage', 'quiz');
$pageoptions[1] = get_string('everyquestion', 'quiz');
for ($i = 2; $i <= QUIZ_MAX_QPP_OPTION; ++$i) {
$pageoptions[$i] = get_string('everynquestions', 'quiz', $i);
}
$pagegroup = array();
$pagegroup[] = &$mform->createElement('select', 'questionsperpage', get_string('newpage', 'quiz'), $pageoptions, array('id' => 'id_questionsperpage'));
$mform->setDefault('questionsperpage', $quizconfig->questionsperpage);
if (!empty($this->_cm)) {
$pagegroup[] = &$mform->createElement('checkbox', 'repaginatenow', '', get_string('repaginatenow', 'quiz'), array('id' => 'id_repaginatenow'));
$mform->disabledIf('repaginatenow', 'shufflequestions', 'eq', 1);
$PAGE->requires->yui2_lib('event');
$PAGE->requires->js('/mod/quiz/edit.js');
}
$mform->addGroup($pagegroup, 'questionsperpagegrp', get_string('newpage', 'quiz'), null, false);
$mform->addHelpButton('questionsperpagegrp', 'newpage', 'quiz');
$mform->setAdvanced('questionsperpagegrp', $quizconfig->questionsperpage_adv);
//-------------------------------------------------------------------------------
$mform->addElement('header', 'interactionhdr', get_string('questionbehaviour', 'quiz'));
/// Shuffle within questions.
$mform->addElement('selectyesno', 'shuffleanswers', get_string('shufflewithin', 'quiz'));
$mform->addHelpButton('shuffleanswers', 'shufflewithin', 'quiz');
$mform->setAdvanced('shuffleanswers', $quizconfig->shuffleanswers_adv);
$mform->setDefault('shuffleanswers', $quizconfig->shuffleanswers);
/// Adaptive mode.
$mform->addElement('selectyesno', 'adaptive', get_string('adaptive', 'quiz'));
$mform->addHelpButton('adaptive', 'adaptive', 'quiz');
$mform->setAdvanced('adaptive', $quizconfig->optionflags_adv);
$mform->setDefault('adaptive', $quizconfig->optionflags & QUESTION_ADAPTIVE);
/// Apply penalties.
$mform->addElement('selectyesno', 'penaltyscheme', get_string('penaltyscheme', 'quiz'));
$mform->addHelpButton('penaltyscheme', 'penaltyscheme', 'quiz');
$mform->setAdvanced('penaltyscheme', $quizconfig->penaltyscheme_adv);
$mform->setDefault('penaltyscheme', $quizconfig->penaltyscheme);
$mform->disabledIf('penaltyscheme', 'adaptive', 'neq', 1);
/// Each attempt builds on last.
$mform->addElement('selectyesno', 'attemptonlast', get_string('eachattemptbuildsonthelast', 'quiz'));
$mform->addHelpButton('attemptonlast', 'eachattemptbuildsonthelast', 'quiz');
$mform->setAdvanced('attemptonlast', $quizconfig->attemptonlast_adv);
$mform->setDefault('attemptonlast', $quizconfig->attemptonlast);
$mform->disabledIf('attemptonlast', 'attempts', 'eq', 1);
//-------------------------------------------------------------------------------
$mform->addElement('header', 'reviewoptionshdr', get_string('reviewoptionsheading', 'quiz'));
$mform->addHelpButton('reviewoptionshdr', 'reviewoptionsheading', 'quiz');
$mform->setAdvanced('reviewoptionshdr', $quizconfig->review_adv);
/// Review options.
$immediatelyoptionsgrp=array();
$immediatelyoptionsgrp[] = &$mform->createElement('checkbox', 'responsesimmediately', '', get_string('responses', 'quiz'));
$immediatelyoptionsgrp[] = &$mform->createElement('checkbox', 'answersimmediately', '', get_string('answers', 'quiz'));
$immediatelyoptionsgrp[] = &$mform->createElement('checkbox', 'feedbackimmediately', '', get_string('feedback', 'quiz'));
$immediatelyoptionsgrp[] = &$mform->createElement('checkbox', 'generalfeedbackimmediately', '', get_string('generalfeedback', 'quiz'));
$immediatelyoptionsgrp[] = &$mform->createElement('checkbox', 'scoreimmediately', '', get_string('scores', 'quiz'));
$immediatelyoptionsgrp[] = &$mform->createElement('checkbox', 'overallfeedbackimmediately', '', get_string('overallfeedback', 'quiz'));
$mform->addGroup($immediatelyoptionsgrp, 'immediatelyoptionsgrp', get_string('reviewimmediately', 'quiz'), null, false);
$mform->setDefault('responsesimmediately', $quizconfig->review & QUIZ_REVIEW_RESPONSES & QUIZ_REVIEW_IMMEDIATELY);
$mform->setDefault('answersimmediately', $quizconfig->review & QUIZ_REVIEW_ANSWERS & QUIZ_REVIEW_IMMEDIATELY);
$mform->setDefault('feedbackimmediately', $quizconfig->review & QUIZ_REVIEW_FEEDBACK & QUIZ_REVIEW_IMMEDIATELY);
$mform->setDefault('generalfeedbackimmediately', $quizconfig->review & QUIZ_REVIEW_GENERALFEEDBACK & QUIZ_REVIEW_IMMEDIATELY);
$mform->setDefault('scoreimmediately', $quizconfig->review & QUIZ_REVIEW_SCORES & QUIZ_REVIEW_IMMEDIATELY);
$mform->setDefault('overallfeedbackimmediately', $quizconfig->review & QUIZ_REVIEW_OVERALLFEEDBACK & QUIZ_REVIEW_IMMEDIATELY);
$openoptionsgrp=array();
$openoptionsgrp[] = &$mform->createElement('checkbox', 'responsesopen', '', get_string('responses', 'quiz'));
$openoptionsgrp[] = &$mform->createElement('checkbox', 'answersopen', '', get_string('answers', 'quiz'));
$openoptionsgrp[] = &$mform->createElement('checkbox', 'feedbackopen', '', get_string('feedback', 'quiz'));
$openoptionsgrp[] = &$mform->createElement('checkbox', 'generalfeedbackopen', '', get_string('generalfeedback', 'quiz'));
$openoptionsgrp[] = &$mform->createElement('checkbox', 'scoreopen', '', get_string('scores', 'quiz'));
$openoptionsgrp[] = &$mform->createElement('checkbox', 'overallfeedbackopen', '', get_string('overallfeedback', 'quiz'));
$mform->addGroup($openoptionsgrp, 'openoptionsgrp', get_string('reviewopen', 'quiz'), array(' '), false);
$mform->setDefault('responsesopen', $quizconfig->review & QUIZ_REVIEW_RESPONSES & QUIZ_REVIEW_OPEN);
$mform->setDefault('answersopen', $quizconfig->review & QUIZ_REVIEW_ANSWERS & QUIZ_REVIEW_OPEN);
$mform->setDefault('feedbackopen', $quizconfig->review & QUIZ_REVIEW_FEEDBACK & QUIZ_REVIEW_OPEN);
$mform->setDefault('generalfeedbackopen', $quizconfig->review & QUIZ_REVIEW_GENERALFEEDBACK & QUIZ_REVIEW_OPEN);
$mform->setDefault('scoreopen', $quizconfig->review & QUIZ_REVIEW_SCORES & QUIZ_REVIEW_OPEN);
$mform->setDefault('overallfeedbackopen', $quizconfig->review & QUIZ_REVIEW_OVERALLFEEDBACK & QUIZ_REVIEW_OPEN);
$closedoptionsgrp=array();
$closedoptionsgrp[] = &$mform->createElement('checkbox', 'responsesclosed', '', get_string('responses', 'quiz'));
$closedoptionsgrp[] = &$mform->createElement('checkbox', 'answersclosed', '', get_string('answers', 'quiz'));
$closedoptionsgrp[] = &$mform->createElement('checkbox', 'feedbackclosed', '', get_string('feedback', 'quiz'));
$closedoptionsgrp[] = &$mform->createElement('checkbox', 'generalfeedbackclosed', '', get_string('generalfeedback', 'quiz'));
$closedoptionsgrp[] = &$mform->createElement('checkbox', 'scoreclosed', '', get_string('scores', 'quiz'));
$closedoptionsgrp[] = &$mform->createElement('checkbox', 'overallfeedbackclosed', '', get_string('overallfeedback', 'quiz'));
$mform->addGroup($closedoptionsgrp, 'closedoptionsgrp', get_string('reviewclosed', 'quiz'), array(' '), false);
$mform->setDefault('responsesclosed', $quizconfig->review & QUIZ_REVIEW_RESPONSES & QUIZ_REVIEW_CLOSED);
$mform->setDefault('answersclosed', $quizconfig->review & QUIZ_REVIEW_ANSWERS & QUIZ_REVIEW_CLOSED);
$mform->setDefault('feedbackclosed', $quizconfig->review & QUIZ_REVIEW_FEEDBACK & QUIZ_REVIEW_CLOSED);
$mform->setDefault('generalfeedbackclosed', $quizconfig->review & QUIZ_REVIEW_GENERALFEEDBACK & QUIZ_REVIEW_CLOSED);
$mform->setDefault('scoreclosed', $quizconfig->review & QUIZ_REVIEW_SCORES & QUIZ_REVIEW_CLOSED);
$mform->setDefault('overallfeedbackclosed', $quizconfig->review & QUIZ_REVIEW_OVERALLFEEDBACK & QUIZ_REVIEW_CLOSED);
$mform->disabledIf('closedoptionsgrp', 'timeclose[enabled]');
//-------------------------------------------------------------------------------
$mform->addElement('header', 'display', get_string('display', 'form'));
/// Show user picture.
$mform->addElement('selectyesno', 'showuserpicture', get_string('showuserpicture', 'quiz'));
$mform->addHelpButton('showuserpicture', 'showuserpicture', 'quiz');
$mform->setAdvanced('showuserpicture', $quizconfig->showuserpicture_adv);
$mform->setDefault('showuserpicture', $quizconfig->showuserpicture);
/// Overall decimal points.
$options = array();
for ($i = 0; $i <= QUIZ_MAX_DECIMAL_OPTION; $i++) {
$options[$i] = $i;
}
$mform->addElement('select', 'decimalpoints', get_string('decimalplaces', 'quiz'), $options);
$mform->addHelpButton('decimalpoints', 'decimalplaces', 'quiz');
$mform->setAdvanced('decimalpoints', $quizconfig->decimalpoints_adv);
$mform->setDefault('decimalpoints', $quizconfig->decimalpoints);
/// Question decimal points.
$options = array(-1 => get_string('sameasoverall', 'quiz'));
for ($i = 0; $i <= QUIZ_MAX_Q_DECIMAL_OPTION; $i++) {
$options[$i] = $i;
}
$mform->addElement('select', 'questiondecimalpoints', get_string('decimalplacesquestion', 'quiz'), $options);
$mform->addHelpButton('questiondecimalpoints', 'decimalplacesquestion','quiz');
$mform->setAdvanced('questiondecimalpoints', $quizconfig->questiondecimalpoints_adv);
$mform->setDefault('questiondecimalpoints', $quizconfig->questiondecimalpoints);
// Show blocks during quiz attempt
$mform->addElement('selectyesno', 'showblocks', get_string('showblocks', 'quiz'));
$mform->addHelpButton('showblocks', 'showblocks', 'quiz');
$mform->setAdvanced('showblocks', $quizconfig->showblocks_adv);
$mform->setDefault('showblocks', $quizconfig->showblocks);
//-------------------------------------------------------------------------------
$mform->addElement('header', 'security', get_string('extraattemptrestrictions', 'quiz'));
/// Enforced time delay between quiz attempts.
$mform->addElement('passwordunmask', 'quizpassword', get_string('requirepassword', 'quiz'));
$mform->setType('quizpassword', PARAM_TEXT);
$mform->addHelpButton('quizpassword', 'requirepassword', 'quiz');
$mform->setAdvanced('quizpassword', $quizconfig->password_adv);
$mform->setDefault('quizpassword', $quizconfig->password);
/// IP address.
$mform->addElement('text', 'subnet', get_string('requiresubnet', 'quiz'));
$mform->setType('subnet', PARAM_TEXT);
$mform->addHelpButton('subnet', 'requiresubnet', 'quiz');
$mform->setAdvanced('subnet', $quizconfig->subnet_adv);
$mform->setDefault('subnet', $quizconfig->subnet);
/// Enforced time delay between quiz attempts.
$mform->addElement('duration', 'delay1', get_string('delay1st2nd', 'quiz'), array('optional' => true));
$mform->addHelpButton('delay1', 'delay1st2nd', 'quiz');
$mform->setAdvanced('delay1', $quizconfig->delay1_adv);
$mform->setDefault('delay1', $quizconfig->delay1);
$mform->disabledIf('delay1', 'attempts', 'eq', 1);
$mform->addElement('duration', 'delay2', get_string('delaylater', 'quiz'), array('optional' => true));
$mform->addHelpButton('delay2', 'delaylater', 'quiz');
$mform->setAdvanced('delay2', $quizconfig->delay2_adv);
$mform->setDefault('delay2', $quizconfig->delay2);
$mform->disabledIf('delay2', 'attempts', 'eq', 1);
$mform->disabledIf('delay2', 'attempts', 'eq', 2);
/// 'Secure' window.
$options = array(
0 => get_string('none', 'quiz'),
1 => get_string('popupwithjavascriptsupport', 'quiz'));
if (!empty($CFG->enablesafebrowserintegration)) {
$options[2] = get_string('requiresafeexambrowser', 'quiz');
}
$mform->addElement('select', 'popup', get_string('browsersecurity', 'quiz'), $options);
$mform->addHelpButton('popup', 'browsersecurity', 'quiz');
$mform->setAdvanced('popup', $quizconfig->popup_adv);
$mform->setDefault('popup', $quizconfig->popup);
//-------------------------------------------------------------------------------
$mform->addElement('header', 'overallfeedbackhdr', get_string('overallfeedback', 'quiz'));
$mform->addHelpButton('overallfeedbackhdr', 'overallfeedback', 'quiz');
$mform->addElement('hidden', 'grade', $quizconfig->maximumgrade);
$mform->setType('grade', PARAM_RAW);
if (empty($this->_cm)) {
$needwarning = $quizconfig->maximumgrade == 0;
} else {
$quizgrade = $DB->get_field('quiz', 'grade', array('id' => $this->_instance));
$needwarning = $quizgrade == 0;
}
if ($needwarning) {
$mform->addElement('static', 'nogradewarning', '', get_string('nogradewarning', 'quiz'));
}
$mform->addElement('static', 'gradeboundarystatic1', get_string('gradeboundary', 'quiz'), '100%');
$repeatarray = array();
$repeatarray[] = &MoodleQuickForm::createElement('editor', 'feedbacktext', get_string('feedback', 'quiz'), null, array('maxfiles'=>EDITOR_UNLIMITED_FILES, 'noclean'=>true, 'context'=>$this->context));
$mform->setType('feedbacktext', PARAM_RAW);
$repeatarray[] = &MoodleQuickForm::createElement('text', 'feedbackboundaries', get_string('gradeboundary', 'quiz'), array('size' => 10));
$mform->setType('feedbackboundaries', PARAM_NOTAGS);
if (!empty($this->_instance)) {
$this->_feedbacks = $DB->get_records('quiz_feedback', array('quizid'=>$this->_instance), 'mingrade DESC');
} else {
$this->_feedbacks = array();
}
$numfeedbacks = max(count($this->_feedbacks) * 1.5, 5);
$nextel=$this->repeat_elements($repeatarray, $numfeedbacks - 1,
array(), 'boundary_repeats', 'boundary_add_fields', 3,
get_string('addmoreoverallfeedbacks', 'quiz'), true);
// Put some extra elements in before the button
$insertEl = &MoodleQuickForm::createElement('editor', "feedbacktext[$nextel]", get_string('feedback', 'quiz'), null, array('maxfiles'=>EDITOR_UNLIMITED_FILES, 'noclean'=>true, 'context'=>$this->context));
$mform->insertElementBefore($insertEl, 'boundary_add_fields');
$insertEl = &MoodleQuickForm::createElement('static', 'gradeboundarystatic2', get_string('gradeboundary', 'quiz'), '0%');
$mform->insertElementBefore($insertEl, 'boundary_add_fields');
// Add the disabledif rules. We cannot do this using the $repeatoptions parameter to
// repeat_elements becuase we don't want to dissable the first feedbacktext.
for ($i = 0; $i < $nextel; $i++) {
$mform->disabledIf('feedbackboundaries[' . $i . ']', 'grade', 'eq', 0);
$mform->disabledIf('feedbacktext[' . ($i + 1) . ']', 'grade', 'eq', 0);
}
//-------------------------------------------------------------------------------
$this->standard_coursemodule_elements();
//-------------------------------------------------------------------------------
// buttons
$this->add_action_buttons();
}
function data_preprocessing(&$default_values){
if (isset($default_values['grade'])) {
$default_values['grade'] = $default_values['grade'] + 0; // Convert to a real number, so we don't get 0.0000.
}
if (count($this->_feedbacks)) {
$key = 0;
foreach ($this->_feedbacks as $feedback){
$draftid = file_get_submitted_draft_itemid('feedbacktext['.$key.']');
$default_values['feedbacktext['.$key.']']['text'] = file_prepare_draft_area(
$draftid, // draftid
$this->context->id, // context
'mod_quiz', // component
'feedback', // filarea
!empty($feedback->id)?(int)$feedback->id:null, // itemid
null,
$feedback->feedbacktext // text
);
$default_values['feedbacktext['.$key.']']['format'] = $feedback->feedbacktextformat;
$default_values['feedbacktext['.$key.']']['itemid'] = $draftid;
if ($feedback->mingrade > 0) {
$default_values['feedbackboundaries['.$key.']'] = (100.0 * $feedback->mingrade / $default_values['grade']) . '%';
}
$key++;
}
}
if (isset($default_values['timelimit'])) {
$default_values['timelimitenable'] = $default_values['timelimit'] > 0;
}
if (isset($default_values['review'])){
$review = (int)$default_values['review'];
unset($default_values['review']);
$default_values['responsesimmediately'] = $review & QUIZ_REVIEW_RESPONSES & QUIZ_REVIEW_IMMEDIATELY;
$default_values['answersimmediately'] = $review & QUIZ_REVIEW_ANSWERS & QUIZ_REVIEW_IMMEDIATELY;
$default_values['feedbackimmediately'] = $review & QUIZ_REVIEW_FEEDBACK & QUIZ_REVIEW_IMMEDIATELY;
$default_values['generalfeedbackimmediately'] = $review & QUIZ_REVIEW_GENERALFEEDBACK & QUIZ_REVIEW_IMMEDIATELY;
$default_values['scoreimmediately'] = $review & QUIZ_REVIEW_SCORES & QUIZ_REVIEW_IMMEDIATELY;
$default_values['overallfeedbackimmediately'] = $review & QUIZ_REVIEW_OVERALLFEEDBACK & QUIZ_REVIEW_IMMEDIATELY;
$default_values['responsesopen'] = $review & QUIZ_REVIEW_RESPONSES & QUIZ_REVIEW_OPEN;
$default_values['answersopen'] = $review & QUIZ_REVIEW_ANSWERS & QUIZ_REVIEW_OPEN;
$default_values['feedbackopen'] = $review & QUIZ_REVIEW_FEEDBACK & QUIZ_REVIEW_OPEN;
$default_values['generalfeedbackopen'] = $review & QUIZ_REVIEW_GENERALFEEDBACK & QUIZ_REVIEW_OPEN;
$default_values['scoreopen'] = $review & QUIZ_REVIEW_SCORES & QUIZ_REVIEW_OPEN;
$default_values['overallfeedbackopen'] = $review & QUIZ_REVIEW_OVERALLFEEDBACK & QUIZ_REVIEW_OPEN;
$default_values['responsesclosed'] = $review & QUIZ_REVIEW_RESPONSES & QUIZ_REVIEW_CLOSED;
$default_values['answersclosed'] = $review & QUIZ_REVIEW_ANSWERS & QUIZ_REVIEW_CLOSED;
$default_values['feedbackclosed'] = $review & QUIZ_REVIEW_FEEDBACK & QUIZ_REVIEW_CLOSED;
$default_values['generalfeedbackclosed'] = $review & QUIZ_REVIEW_GENERALFEEDBACK & QUIZ_REVIEW_CLOSED;
$default_values['scoreclosed'] = $review & QUIZ_REVIEW_SCORES & QUIZ_REVIEW_CLOSED;
$default_values['overallfeedbackclosed'] = $review & QUIZ_REVIEW_OVERALLFEEDBACK & QUIZ_REVIEW_CLOSED;
}
if (isset($default_values['optionflags'])){
$default_values['adaptive'] = $default_values['optionflags'] & QUESTION_ADAPTIVE;
unset($default_values['optionflags']);
}
// Password field - different in form to stop browsers that remember passwords
// getting confused.
if (isset($default_values['password'])) {
$default_values['quizpassword'] = $default_values['password'];
unset($default_values['password']);
}
}
function validation($data, $files) {
$errors = parent::validation($data, $files);
// Check open and close times are consistent.
if ($data['timeopen'] != 0 && $data['timeclose'] != 0 && $data['timeclose'] < $data['timeopen']) {
$errors['timeclose'] = get_string('closebeforeopen', 'quiz');
}
// Check the boundary value is a number or a percentage, and in range.
$i = 0;
while (!empty($data['feedbackboundaries'][$i] )) {
$boundary = trim($data['feedbackboundaries'][$i]);
if (strlen($boundary) > 0 && $boundary[strlen($boundary) - 1] == '%') {
$boundary = trim(substr($boundary, 0, -1));
if (is_numeric($boundary)) {
$boundary = $boundary * $data['grade'] / 100.0;
} else {
$errors["feedbackboundaries[$i]"] = get_string('feedbackerrorboundaryformat', 'quiz', $i + 1);
}
}
if (is_numeric($boundary) && $boundary <= 0 || $boundary >= $data['grade'] ) {
$errors["feedbackboundaries[$i]"] = get_string('feedbackerrorboundaryoutofrange', 'quiz', $i + 1);
}
if (is_numeric($boundary) && $i > 0 && $boundary >= $data['feedbackboundaries'][$i - 1]) {
$errors["feedbackboundaries[$i]"] = get_string('feedbackerrororder', 'quiz', $i + 1);
}
$data['feedbackboundaries'][$i] = $boundary;
$i += 1;
}
$numboundaries = $i;
// Check there is nothing in the remaining unused fields.
if (!empty($data['feedbackboundaries'])) {
for ($i = $numboundaries; $i < count($data['feedbackboundaries']); $i += 1) {
if (!empty($data['feedbackboundaries'][$i] ) && trim($data['feedbackboundaries'][$i] ) != '') {
$errors["feedbackboundaries[$i]"] = get_string('feedbackerrorjunkinboundary', 'quiz', $i + 1);
}
}
}
for ($i = $numboundaries + 1; $i < count($data['feedbacktext']); $i += 1) {
if (!empty($data['feedbacktext'][$i]['text']) && trim($data['feedbacktext'][$i]['text'] ) != '') {
$errors["feedbacktext[$i]"] = get_string('feedbackerrorjunkinfeedback', 'quiz', $i + 1);
}
}
return $errors;
}
}