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See Release Notes

  • Bug fixes for general core bugs in 4.0.x will end 8 May 2023 (12 months).
  • Bug fixes for security issues in 4.0.x will end 13 November 2023 (18 months).
  • PHP version: minimum PHP 7.3.0 Note: the minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is also supported.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle 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.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Defines the quiz module ettings form.
 *
 * @package    mod_quiz
 * @copyright  2006 Jamie Pratt
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */


defined('MOODLE_INTERNAL') || die();

require_once($CFG->dirroot . '/course/moodleform_mod.php');
require_once($CFG->dirroot . '/mod/quiz/locallib.php');


/**
 * Settings form for the quiz module.
 *
 * @copyright  2006 Jamie Pratt
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class mod_quiz_mod_form extends moodleform_mod {
    /** @var array options to be used with date_time_selector fields in the quiz. */
    public static $datefieldoptions = array('optional' => true);

    protected $_feedbacks;
    protected static $reviewfields = array(); // Initialised in the constructor.

    /** @var int the max number of attempts allowed in any user or group override on this quiz. */
    protected $maxattemptsanyoverride = null;

    public function __construct($current, $section, $cm, $course) {
        self::$reviewfields = array(
            'attempt'          => array('theattempt', 'quiz'),
            'correctness'      => array('whethercorrect', 'question'),
            'marks'            => array('marks', 'quiz'),
            'specificfeedback' => array('specificfeedback', 'question'),
            'generalfeedback'  => array('generalfeedback', 'question'),
            'rightanswer'      => array('rightanswer', 'question'),
            'overallfeedback'  => array('reviewoverallfeedback', 'quiz'),
        );
        parent::__construct($current, $section, $cm, $course);
    }

    protected 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');
        $mform->addRule('name', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');

        // Introduction.
        $this->standard_intro_elements(get_string('introduction', 'quiz'));

        // -------------------------------------------------------------------------------
        $mform->addElement('header', 'timing', get_string('timing', 'quiz'));

        // Open and close dates.
        $mform->addElement('date_time_selector', 'timeopen', get_string('quizopen', 'quiz'),
                self::$datefieldoptions);
        $mform->addHelpButton('timeopen', 'quizopenclose', 'quiz');

        $mform->addElement('date_time_selector', 'timeclose', get_string('quizclose', 'quiz'),
                self::$datefieldoptions);

        // Time limit.
        $mform->addElement('duration', 'timelimit', get_string('timelimit', 'quiz'),
                array('optional' => true));
        $mform->addHelpButton('timelimit', 'timelimit', 'quiz');

        // What to do with overdue attempts.
        $mform->addElement('select', 'overduehandling', get_string('overduehandling', 'quiz'),
                quiz_get_overdue_handling_options());
        $mform->addHelpButton('overduehandling', 'overduehandling', 'quiz');
        // TODO Formslib does OR logic on disableif, and we need AND logic here.
        // $mform->disabledIf('overduehandling', 'timelimit', 'eq', 0);
        // $mform->disabledIf('overduehandling', 'timeclose', 'eq', 0);

        // Grace period time.
        $mform->addElement('duration', 'graceperiod', get_string('graceperiod', 'quiz'),
                array('optional' => true));
        $mform->addHelpButton('graceperiod', 'graceperiod', 'quiz');
        $mform->hideIf('graceperiod', 'overduehandling', 'neq', 'graceperiod');

        // -------------------------------------------------------------------------------
        // Grade settings.
        $this->standard_grading_coursemodule_elements();

        $mform->removeElement('grade');
        if (property_exists($this->current, 'grade')) {
            $currentgrade = $this->current->grade;
        } else {
            $currentgrade = $quizconfig->maximumgrade;
        }
        $mform->addElement('hidden', 'grade', $currentgrade);
        $mform->setType('grade', PARAM_FLOAT);

        // 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);

        // Grading method.
        $mform->addElement('select', 'grademethod', get_string('grademethod', 'quiz'),
                quiz_get_grading_options());
        $mform->addHelpButton('grademethod', 'grademethod', 'quiz');
        if ($this->get_max_attempts_for_any_override() < 2) {
            $mform->hideIf('grademethod', 'attempts', 'eq', 1);
        }

        // -------------------------------------------------------------------------------
        $mform->addElement('header', 'layouthdr', get_string('layout', 'quiz'));

        $pagegroup = array();
        $pagegroup[] = $mform->createElement('select', 'questionsperpage',
                get_string('newpage', 'quiz'), quiz_questions_per_page_options(), array('id' => 'id_questionsperpage'));
        $mform->setDefault('questionsperpage', $quizconfig->questionsperpage);

< if (!empty($this->_cm)) {
> if (!empty($this->_cm) && !quiz_has_attempts($this->_cm->instance)) {
$pagegroup[] = $mform->createElement('checkbox', 'repaginatenow', '', get_string('repaginatenow', 'quiz'), array('id' => 'id_repaginatenow')); } $mform->addGroup($pagegroup, 'questionsperpagegrp', get_string('newpage', 'quiz'), null, false); $mform->addHelpButton('questionsperpagegrp', 'newpage', 'quiz'); $mform->setAdvanced('questionsperpagegrp', $quizconfig->questionsperpage_adv); // Navigation method. $mform->addElement('select', 'navmethod', get_string('navmethod', 'quiz'), quiz_get_navigation_options()); $mform->addHelpButton('navmethod', 'navmethod', 'quiz'); // ------------------------------------------------------------------------------- $mform->addElement('header', 'interactionhdr', get_string('questionbehaviour', 'quiz')); // Shuffle within questions. $mform->addElement('selectyesno', 'shuffleanswers', get_string('shufflewithin', 'quiz')); $mform->addHelpButton('shuffleanswers', 'shufflewithin', 'quiz'); // How questions behave (question behaviour). if (!empty($this->current->preferredbehaviour)) { $currentbehaviour = $this->current->preferredbehaviour; } else { $currentbehaviour = ''; } $behaviours = question_engine::get_behaviour_options($currentbehaviour); $mform->addElement('select', 'preferredbehaviour', get_string('howquestionsbehave', 'question'), $behaviours); $mform->addHelpButton('preferredbehaviour', 'howquestionsbehave', 'question'); // Can redo completed questions. $redochoices = array(0 => get_string('no'), 1 => get_string('canredoquestionsyes', 'quiz')); $mform->addElement('select', 'canredoquestions', get_string('canredoquestions', 'quiz'), $redochoices); $mform->addHelpButton('canredoquestions', 'canredoquestions', 'quiz'); foreach ($behaviours as $behaviour => $notused) { if (!question_engine::can_questions_finish_during_the_attempt($behaviour)) { $mform->hideIf('canredoquestions', 'preferredbehaviour', 'eq', $behaviour); } } // Each attempt builds on last. $mform->addElement('selectyesno', 'attemptonlast', get_string('eachattemptbuildsonthelast', 'quiz')); $mform->addHelpButton('attemptonlast', 'eachattemptbuildsonthelast', 'quiz'); if ($this->get_max_attempts_for_any_override() < 2) { $mform->hideIf('attemptonlast', 'attempts', 'eq', 1); } // ------------------------------------------------------------------------------- $mform->addElement('header', 'reviewoptionshdr', get_string('reviewoptionsheading', 'quiz')); $mform->addHelpButton('reviewoptionshdr', 'reviewoptionsheading', 'quiz'); // Review options. $this->add_review_options_group($mform, $quizconfig, 'during', mod_quiz_display_options::DURING, true); $this->add_review_options_group($mform, $quizconfig, 'immediately', mod_quiz_display_options::IMMEDIATELY_AFTER); $this->add_review_options_group($mform, $quizconfig, 'open', mod_quiz_display_options::LATER_WHILE_OPEN); $this->add_review_options_group($mform, $quizconfig, 'closed', mod_quiz_display_options::AFTER_CLOSE); foreach ($behaviours as $behaviour => $notused) { $unusedoptions = question_engine::get_behaviour_unused_display_options($behaviour); foreach ($unusedoptions as $unusedoption) { $mform->disabledIf($unusedoption . 'during', 'preferredbehaviour', 'eq', $behaviour); } } $mform->disabledIf('attemptduring', 'preferredbehaviour', 'neq', 'wontmatch'); $mform->disabledIf('overallfeedbackduring', 'preferredbehaviour', 'neq', 'wontmatch'); foreach (self::$reviewfields as $field => $notused) { $mform->disabledIf($field . 'closed', 'timeclose[enabled]'); } // ------------------------------------------------------------------------------- $mform->addElement('header', 'display', get_string('appearance')); // Show user picture. $mform->addElement('select', 'showuserpicture', get_string('showuserpicture', 'quiz'), quiz_get_user_image_options()); $mform->addHelpButton('showuserpicture', 'showuserpicture', 'quiz'); // 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'); // 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'); // Show blocks during quiz attempt. $mform->addElement('selectyesno', 'showblocks', get_string('showblocks', 'quiz')); $mform->addHelpButton('showblocks', 'showblocks', 'quiz'); // ------------------------------------------------------------------------------- $mform->addElement('header', 'security', get_string('extraattemptrestrictions', 'quiz')); // Require password to begin quiz attempt. $mform->addElement('passwordunmask', 'quizpassword', get_string('requirepassword', 'quiz')); $mform->setType('quizpassword', PARAM_TEXT); $mform->addHelpButton('quizpassword', 'requirepassword', 'quiz'); // IP address. $mform->addElement('text', 'subnet', get_string('requiresubnet', 'quiz')); $mform->setType('subnet', PARAM_TEXT); $mform->addHelpButton('subnet', 'requiresubnet', 'quiz'); // Enforced time delay between quiz attempts. $mform->addElement('duration', 'delay1', get_string('delay1st2nd', 'quiz'), array('optional' => true)); $mform->addHelpButton('delay1', 'delay1st2nd', 'quiz'); if ($this->get_max_attempts_for_any_override() < 2) { $mform->hideIf('delay1', 'attempts', 'eq', 1); } $mform->addElement('duration', 'delay2', get_string('delaylater', 'quiz'), array('optional' => true)); $mform->addHelpButton('delay2', 'delaylater', 'quiz'); if ($this->get_max_attempts_for_any_override() < 3) { $mform->hideIf('delay2', 'attempts', 'eq', 1); $mform->hideIf('delay2', 'attempts', 'eq', 2); } // Browser security choices. $mform->addElement('select', 'browsersecurity', get_string('browsersecurity', 'quiz'), quiz_access_manager::get_browser_security_choices()); $mform->addHelpButton('browsersecurity', 'browsersecurity', 'quiz'); // Any other rule plugins. quiz_access_manager::add_settings_form_fields($this, $mform); // ------------------------------------------------------------------------------- $mform->addElement('header', 'overallfeedbackhdr', get_string('overallfeedback', 'quiz')); $mform->addHelpButton('overallfeedbackhdr', 'overallfeedback', 'quiz'); if (isset($this->current->grade)) { $needwarning = $this->current->grade === 0; } else { $needwarning = $quizconfig->maximumgrade == 0; } if ($needwarning) { $mform->addElement('static', 'nogradewarning', '', get_string('nogradewarning', 'quiz')); } $mform->addElement('static', 'gradeboundarystatic1', get_string('gradeboundary', 'quiz'), '100%'); $repeatarray = array(); $repeatedoptions = array(); $repeatarray[] = $mform->createElement('editor', 'feedbacktext', get_string('feedback', 'quiz'), array('rows' => 3), array('maxfiles' => EDITOR_UNLIMITED_FILES, 'noclean' => true, 'context' => $this->context)); $repeatarray[] = $mform->createElement('text', 'feedbackboundaries', get_string('gradeboundary', 'quiz'), array('size' => 10)); $repeatedoptions['feedbacktext']['type'] = PARAM_RAW; $repeatedoptions['feedbackboundaries']['type'] = PARAM_RAW; if (!empty($this->_instance)) { $this->_feedbacks = $DB->get_records('quiz_feedback', array('quizid' => $this->_instance), 'mingrade DESC'); $numfeedbacks = count($this->_feedbacks); } else { $this->_feedbacks = array(); $numfeedbacks = $quizconfig->initialnumfeedbacks; } $numfeedbacks = max($numfeedbacks, 1); $nextel = $this->repeat_elements($repeatarray, $numfeedbacks - 1, $repeatedoptions, 'boundary_repeats', 'boundary_add_fields', 3, get_string('addmoreoverallfeedbacks', 'quiz'), true); // Put some extra elements in before the button. $mform->insertElementBefore($mform->createElement('editor', "feedbacktext[$nextel]", get_string('feedback', 'quiz'), array('rows' => 3), array('maxfiles' => EDITOR_UNLIMITED_FILES, 'noclean' => true, 'context' => $this->context)), 'boundary_add_fields'); $mform->insertElementBefore($mform->createElement('static', 'gradeboundarystatic2', get_string('gradeboundary', 'quiz'), '0%'), 'boundary_add_fields'); // Add the disabledif rules. We cannot do this using the $repeatoptions parameter to // repeat_elements because we don't want to dissable the first feedbacktext. for ($i = 0; $i < $nextel; $i++) { $mform->disabledIf('feedbackboundaries[' . $i . ']', 'grade', 'eq', 0); $mform->disabledIf('feedbacktext[' . ($i + 1) . ']', 'grade', 'eq', 0); } // ------------------------------------------------------------------------------- $this->standard_coursemodule_elements(); // Check and act on whether setting outcomes is considered an advanced setting. $mform->setAdvanced('modoutcomes', !empty($quizconfig->outcomes_adv)); // The standard_coursemodule_elements method sets this to 100, but the // quiz has its own setting, so use that. $mform->setDefault('grade', $quizconfig->maximumgrade); // ------------------------------------------------------------------------------- $this->apply_admin_defaults(); $this->add_action_buttons(); $PAGE->requires->yui_module('moodle-mod_quiz-modform', 'M.mod_quiz.modform.init'); } protected function add_review_options_group($mform, $quizconfig, $whenname, $when, $withhelp = false) { global $OUTPUT; $group = array(); foreach (self::$reviewfields as $field => $string) { list($identifier, $component) = $string; $label = get_string($identifier, $component); $group[] = $mform->createElement('html', html_writer::start_div('review_option_item')); $el = $mform->createElement('checkbox', $field . $whenname, '', $label); if ($withhelp) { $el->_helpbutton = $OUTPUT->render(new help_icon($identifier, $component)); } $group[] = $el; $group[] = $mform->createElement('html', html_writer::end_div()); } $mform->addGroup($group, $whenname . 'optionsgrp', get_string('review' . $whenname, 'quiz'), null, false); foreach (self::$reviewfields as $field => $notused) { $cfgfield = 'review' . $field; if ($quizconfig->$cfgfield & $when) { $mform->setDefault($field . $whenname, 1); } else { $mform->setDefault($field . $whenname, 0); } } if ($whenname != 'during') { $mform->disabledIf('correctness' . $whenname, 'attempt' . $whenname); $mform->disabledIf('specificfeedback' . $whenname, 'attempt' . $whenname); $mform->disabledIf('generalfeedback' . $whenname, 'attempt' . $whenname); $mform->disabledIf('rightanswer' . $whenname, 'attempt' . $whenname); } } protected function preprocessing_review_settings(&$toform, $whenname, $when) { foreach (self::$reviewfields as $field => $notused) { $fieldname = 'review' . $field; if (array_key_exists($fieldname, $toform)) { $toform[$field . $whenname] = $toform[$fieldname] & $when; } } } public function data_preprocessing(&$toform) { if (isset($toform['grade'])) { // Convert to a real number, so we don't get 0.0000. $toform['grade'] = $toform['grade'] + 0; } if (count($this->_feedbacks)) { $key = 0; foreach ($this->_feedbacks as $feedback) { $draftid = file_get_submitted_draft_itemid('feedbacktext['.$key.']'); $toform['feedbacktext['.$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. ); $toform['feedbacktext['.$key.']']['format'] = $feedback->feedbacktextformat; $toform['feedbacktext['.$key.']']['itemid'] = $draftid; if ($toform['grade'] == 0) { // When a quiz is un-graded, there can only be one lot of // feedback. If the quiz previously had a maximum grade and // several lots of feedback, we must now avoid putting text // into input boxes that are disabled, but which the // validation will insist are blank. break; } if ($feedback->mingrade > 0) { $toform['feedbackboundaries['.$key.']'] = round(100.0 * $feedback->mingrade / $toform['grade'], 6) . '%'; } $key++; } } if (isset($toform['timelimit'])) { $toform['timelimitenable'] = $toform['timelimit'] > 0; } $this->preprocessing_review_settings($toform, 'during', mod_quiz_display_options::DURING); $this->preprocessing_review_settings($toform, 'immediately', mod_quiz_display_options::IMMEDIATELY_AFTER); $this->preprocessing_review_settings($toform, 'open', mod_quiz_display_options::LATER_WHILE_OPEN); $this->preprocessing_review_settings($toform, 'closed', mod_quiz_display_options::AFTER_CLOSE); $toform['attemptduring'] = true; $toform['overallfeedbackduring'] = false; // Password field - different in form to stop browsers that remember // passwords from getting confused. if (isset($toform['password'])) { $toform['quizpassword'] = $toform['password']; unset($toform['password']); } // Load any settings belonging to the access rules. if (!empty($toform['instance'])) { $accesssettings = quiz_access_manager::load_settings($toform['instance']); foreach ($accesssettings as $name => $value) { $toform[$name] = $value; } } if (empty($toform['completionminattempts'])) { $toform['completionminattempts'] = 1; } else { $toform['completionminattemptsenabled'] = $toform['completionminattempts'] > 0; } } /** * Allows module to modify the data returned by form get_data(). * This method is also called in the bulk activity completion form. * * Only available on moodleform_mod. * * @param stdClass $data the form data to be modified. */ public function data_postprocessing($data) { parent::data_postprocessing($data); if (!empty($data->completionunlocked)) { // Turn off completion settings if the checkboxes aren't ticked. $autocompletion = !empty($data->completion) && $data->completion == COMPLETION_TRACKING_AUTOMATIC; if (empty($data->completionminattemptsenabled) || !$autocompletion) { $data->completionminattempts = 0; } } } public function validation($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']) { $errors['timeclose'] = get_string('closebeforeopen', 'quiz'); } // Check that the grace period is not too short. if ($data['overduehandling'] == 'graceperiod') { $graceperiodmin = get_config('quiz', 'graceperiodmin'); if ($data['graceperiod'] <= $graceperiodmin) { $errors['graceperiod'] = get_string('graceperiodtoosmall', 'quiz', format_time($graceperiodmin)); } }
< if (array_key_exists('completion', $data) && $data['completion'] == COMPLETION_TRACKING_AUTOMATIC) { < $completionpass = isset($data['completionpass']) ? $data['completionpass'] : $this->current->completionpass; < < // Show an error if require passing grade was selected and the grade to pass was set to 0. < if ($completionpass && (empty($data['gradepass']) || grade_floatval($data['gradepass']) == 0)) { < if (isset($data['completionpass'])) { < $errors['completionpassgroup'] = get_string('gradetopassnotset', 'quiz'); < } else { < $errors['gradepass'] = get_string('gradetopassmustbeset', 'quiz'); < } < } < } <
if (!empty($data['completionminattempts'])) { if ($data['attempts'] > 0 && $data['completionminattempts'] > $data['attempts']) { $errors['completionminattemptsgroup'] = get_string('completionminattemptserror', '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) { if ($boundary[strlen($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', $i + 1); } } else if (!is_numeric($boundary)) { $errors["feedbackboundaries[$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', $i + 1); } } // If CBM is involved, don't show the warning for grade to pass being larger than the maximum grade. if (($data['preferredbehaviour'] == 'deferredcbm') OR ($data['preferredbehaviour'] == 'immediatecbm')) { unset($errors['gradepass']); } // Any other rule plugins. $errors = quiz_access_manager::validate_settings_form_fields($errors, $data, $files, $this); return $errors; } /** * Display module-specific activity completion rules. * Part of the API defined by moodleform_mod * @return array Array of string IDs of added items, empty array if none */ public function add_completion_rules() { $mform = $this->_form; $items = array();
< $group = array(); < $group[] = $mform->createElement('advcheckbox', 'completionpass', null, get_string('completionpass', 'quiz'), < array('group' => 'cpass')); < $mform->disabledIf('completionpass', 'completionusegrade', 'notchecked'); < $group[] = $mform->createElement('advcheckbox', 'completionattemptsexhausted', null,
> $mform->addElement('advcheckbox', 'completionattemptsexhausted', null,
get_string('completionattemptsexhausted', 'quiz'), array('group' => 'cattempts'));
< $mform->disabledIf('completionattemptsexhausted', 'completionpass', 'notchecked'); < $mform->addGroup($group, 'completionpassgroup', get_string('completionpass', 'quiz'), ' &nbsp; ', false); < $mform->addHelpButton('completionpassgroup', 'completionpass', 'quiz'); < $items[] = 'completionpassgroup';
> $mform->disabledIf('completionattemptsexhausted', 'completionpassgrade', 'notchecked'); > $items[] = 'completionattemptsexhausted';
$group = array(); $group[] = $mform->createElement('checkbox', 'completionminattemptsenabled', '', get_string('completionminattempts', 'quiz')); $group[] = $mform->createElement('text', 'completionminattempts', '', array('size' => 3)); $mform->setType('completionminattempts', PARAM_INT); $mform->addGroup($group, 'completionminattemptsgroup', get_string('completionminattemptsgroup', 'quiz'), array(' '), false); $mform->disabledIf('completionminattempts', 'completionminattemptsenabled', 'notchecked'); $items[] = 'completionminattemptsgroup'; return $items; } /** * Called during validation. Indicates whether a module-specific completion rule is selected. * * @param array $data Input data (not yet validated) * @return bool True if one or more rules is enabled, false if none are. */ public function completion_rule_enabled($data) { return !empty($data['completionattemptsexhausted']) ||
< !empty($data['completionpass']) ||
!empty($data['completionminattemptsenabled']); } /** * Get the maximum number of attempts that anyone might have due to a user * or group override. Used to decide whether disabledIf rules should be applied. * @return int the number of attempts allowed. For the purpose of this method, * unlimited is returned as 1000, not 0. */ public function get_max_attempts_for_any_override() { global $DB; if (empty($this->_instance)) { // Quiz not created yet, so no overrides. return 1; } if ($this->maxattemptsanyoverride === null) { $this->maxattemptsanyoverride = $DB->get_field_sql(" SELECT MAX(CASE WHEN attempts = 0 THEN 1000 ELSE attempts END) FROM {quiz_overrides} WHERE quiz = ?", array($this->_instance)); if ($this->maxattemptsanyoverride < 1) { // This happens when no override alters the number of attempts. $this->maxattemptsanyoverride = 1; } } return $this->maxattemptsanyoverride; } }