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<?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/>.
/**
* Form to define a new instance of lesson or edit an instance.
* It is used from /course/modedit.php.
*
* @package mod
* @subpackage lesson
* @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or late
**/
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot.'/course/moodleform_mod.php');
require_once($CFG->dirroot.'/mod/lesson/locallib.php');
class mod_lesson_mod_form extends moodleform_mod {
protected $course = null;
public function mod_lesson_mod_form($current, $section, $cm, $course) {
$this->course = $course;
parent::moodleform_mod($current, $section, $cm, $course);
}
function definition() {
global $CFG, $COURSE, $DB;
$mform = $this->_form;
//-------------------------------------------------------------------------------
$mform->addElement('header', 'general', get_string('general', 'form'));
/** Legacy slideshow width element to maintain backwards compatibility */
$mform->addElement('hidden', 'width');
$mform->setType('width', PARAM_INT);
$mform->setDefault('width', $CFG->lesson_slideshowwidth);
/** Legacy slideshow height element to maintain backwards compatibility */
$mform->addElement('hidden', 'height');
$mform->setType('height', PARAM_INT);
$mform->setDefault('height', $CFG->lesson_slideshowheight);
/** Legacy slideshow background color element to maintain backwards compatibility */
$mform->addElement('hidden', 'bgcolor');
$mform->setType('bgcolor', PARAM_TEXT);
$mform->setDefault('bgcolor', $CFG->lesson_slideshowbgcolor);
/** Legacy media popup width element to maintain backwards compatibility */
$mform->addElement('hidden', 'mediawidth');
$mform->setType('mediawidth', PARAM_INT);
$mform->setDefault('mediawidth', $CFG->lesson_mediawidth);
/** Legacy media popup height element to maintain backwards compatibility */
$mform->addElement('hidden', 'mediaheight');
$mform->setType('mediaheight', PARAM_INT);
$mform->setDefault('mediaheight', $CFG->lesson_mediaheight);
/** Legacy media popup close button element to maintain backwards compatibility */
$mform->addElement('hidden', 'mediaclose');
$mform->setType('mediaclose', PARAM_BOOL);
$mform->setDefault('mediaclose', $CFG->lesson_mediaclose);
/** Legacy maximum highscores element to maintain backwards compatibility */
$mform->addElement('hidden', 'maxhighscores');
$mform->setType('maxhighscores', PARAM_INT);
$mform->setDefault('maxhighscores', $CFG->lesson_maxhighscores);
$mform->addElement('text', 'name', get_string('name'), array('size'=>'64'));
if (!empty($CFG->formatstringstriptags)) {
$mform->setType('name', PARAM_TEXT);
} else {
$mform->setType('name', PARAM_CLEANHTML);
}
$mform->addRule('name', null, 'required', null, 'client');
// Create a text box that can be enabled/disabled for lesson time limit
$timedgrp = array();
$timedgrp[] = &$mform->createElement('text', 'maxtime');
$timedgrp[] = &$mform->createElement('checkbox', 'timed', '', get_string('enable'));
$mform->addGroup($timedgrp, 'timedgrp', get_string('maxtime', 'lesson'), array(' '), false);
$mform->disabledIf('timedgrp', 'timed');
// Add numeric rule to text field
$timedgrprules = array();
$timedgrprules['maxtime'][] = array(null, 'numeric', null, 'client');
$mform->addGroupRule('timedgrp', $timedgrprules);
// Rest of group setup
$mform->setDefault('timed', 0);
$mform->setDefault('maxtime', 20);
$mform->setType('maxtime', PARAM_INT);
$numbers = array();
for ($i=20; $i>1; $i--) {
$numbers[$i] = $i;
}
$mform->addElement('date_time_selector', 'available', get_string('available', 'lesson'), array('optional'=>true));
$mform->setDefault('available', 0);
$mform->addElement('date_time_selector', 'deadline', get_string('deadline', 'lesson'), array('optional'=>true));
$mform->setDefault('deadline', 0);
$mform->addElement('select', 'maxanswers', get_string('maximumnumberofanswersbranches', 'lesson'), $numbers);
$mform->setDefault('maxanswers', $CFG->lesson_maxanswers);
$mform->setType('maxanswers', PARAM_INT);
$mform->addHelpButton('maxanswers', 'maximumnumberofanswersbranches', 'lesson');
$mform->addElement('selectyesno', 'usepassword', get_string('usepassword', 'lesson'));
$mform->addHelpButton('usepassword', 'usepassword', 'lesson');
$mform->setDefault('usepassword', 0);
$mform->setAdvanced('usepassword');
$mform->addElement('passwordunmask', 'password', get_string('password', 'lesson'));
$mform->setDefault('password', '');
$mform->setType('password', PARAM_RAW);
$mform->setAdvanced('password');
$mform->disabledIf('password', 'usepassword', 'eq', 0);
$this->standard_grading_coursemodule_elements();
//-------------------------------------------------------------------------------
$mform->addElement('header', 'gradeoptions', get_string('gradeoptions', 'lesson'));
$mform->addElement('selectyesno', 'practice', get_string('practice', 'lesson'));
$mform->addHelpButton('practice', 'practice', 'lesson');
$mform->setDefault('practice', 0);
$mform->addElement('selectyesno', 'custom', get_string('customscoring', 'lesson'));
$mform->addHelpButton('custom', 'customscoring', 'lesson');
$mform->setDefault('custom', 1);
$mform->addElement('selectyesno', 'retake', get_string('retakesallowed', 'lesson'));
$mform->addHelpButton('retake', 'retakesallowed', 'lesson');
$mform->setDefault('retake', 0);
$options = array();
$options[0] = get_string('usemean', 'lesson');
$options[1] = get_string('usemaximum', 'lesson');
$mform->addElement('select', 'usemaxgrade', get_string('handlingofretakes', 'lesson'), $options);
$mform->addHelpButton('usemaxgrade', 'handlingofretakes', 'lesson');
$mform->setDefault('usemaxgrade', 0);
$mform->disabledIf('usemaxgrade', 'retake', 'eq', '0');
$mform->addElement('selectyesno', 'ongoing', get_string('ongoing', 'lesson'));
$mform->addHelpButton('ongoing', 'ongoing', 'lesson');
$mform->setDefault('ongoing', 0);
//-------------------------------------------------------------------------------
$mform->addElement('header', 'flowcontrol', get_string('flowcontrol', 'lesson'));
$mform->addElement('selectyesno', 'modattempts', get_string('modattempts', 'lesson'));
$mform->addHelpButton('modattempts', 'modattempts', 'lesson');
$mform->setDefault('modattempts', 0);
$mform->addElement('selectyesno', 'review', get_string('displayreview', 'lesson'));
$mform->addHelpButton('review', 'displayreview', 'lesson');
$mform->setDefault('review', 0);
$numbers = array();
for ($i=10; $i>0; $i--) {
$numbers[$i] = $i;
}
$mform->addElement('select', 'maxattempts', get_string('maximumnumberofattempts', 'lesson'), $numbers);
$mform->addHelpButton('maxattempts', 'maximumnumberofattempts', 'lesson');
$mform->setDefault('maxattempts', 1);
$defaultnextpages = array();
$defaultnextpages[0] = get_string('normal', 'lesson');
$defaultnextpages[LESSON_UNSEENPAGE] = get_string('showanunseenpage', 'lesson');
$defaultnextpages[LESSON_UNANSWEREDPAGE] = get_string('showanunansweredpage', 'lesson');
$mform->addElement('select', 'nextpagedefault', get_string('actionaftercorrectanswer', 'lesson'), $defaultnextpages);
$mform->addHelpButton('nextpagedefault', 'actionaftercorrectanswer', 'lesson');
$mform->setDefault('nextpagedefault', $CFG->lesson_defaultnextpage);
$mform->setAdvanced('nextpagedefault');
$mform->addElement('selectyesno', 'feedback', get_string('displaydefaultfeedback', 'lesson'));
$mform->addHelpButton('feedback', 'displaydefaultfeedback', 'lesson');
$mform->setDefault('feedback', 0);
$mform->addElement('selectyesno', 'progressbar', get_string('progressbar', 'lesson'));
$mform->addHelpButton('progressbar', 'progressbar', 'lesson');
$mform->setDefault('progressbar', 0);
$mform->addElement('selectyesno', 'displayleft', get_string('displayleftmenu', 'lesson'));
$mform->addHelpButton('displayleft', 'displayleftmenu', 'lesson');
$mform->setDefault('displayleft', 0);
$options = array();
for($i = 100; $i >= 0; $i--) {
$options[$i] = $i.'%';
}
$mform->addElement('select', 'displayleftif', get_string('displayleftif', 'lesson'), $options);
$mform->addHelpButton('displayleftif', 'displayleftif', 'lesson');
$mform->setDefault('displayleftif', 0);
$mform->setAdvanced('displayleftif');
$numbers = array();
for ($i = 100; $i >= 0; $i--) {
$numbers[$i] = $i;
}
$mform->addElement('select', 'minquestions', get_string('minimumnumberofquestions', 'lesson'), $numbers);
$mform->addHelpButton('minquestions', 'minimumnumberofquestions', 'lesson');
$mform->setDefault('minquestions', 0);
$mform->setAdvanced('minquestions');
$numbers = array();
for ($i = 100; $i >= 0; $i--) {
$numbers[$i] = $i;
}
$mform->addElement('select', 'maxpages', get_string('numberofpagestoshow', 'lesson'), $numbers);
$mform->addHelpButton('maxpages', 'numberofpagestoshow', 'lesson');
$mform->setAdvanced('maxpages');
$mform->setDefault('maxpages', 0);
$mform->addElement('selectyesno', 'slideshow', get_string('slideshow', 'lesson'));
$mform->addHelpButton('slideshow', 'slideshow', 'lesson');
$mform->setDefault('slideshow', 0);
$mform->setAdvanced('slideshow');
// get the modules
if ($mods = get_course_mods($COURSE->id)) {
$modinstances = array();
foreach ($mods as $mod) {
// get the module name and then store it in a new array
if ($module = get_coursemodule_from_instance($mod->modname, $mod->instance, $COURSE->id)) {
if (isset($this->_cm->id) and $this->_cm->id != $mod->id){
$modinstances[$mod->id] = $mod->modname.' - '.$module->name;
}
}
}
asort($modinstances); // sort by module name
$modinstances=array(0=>get_string('none'))+$modinstances;
$mform->addElement('select', 'activitylink', get_string('activitylink', 'lesson'), $modinstances);
$mform->addHelpButton('activitylink', 'activitylink', 'lesson');
$mform->setDefault('activitylink', 0);
$mform->setAdvanced('activitylink');
}
//-------------------------------------------------------------------------------
$mform->addElement('header', 'mediafileheader', get_string('mediafile', 'lesson'));
$filepickeroptions = array();
$filepickeroptions['filetypes'] = '*';
$filepickeroptions['maxbytes'] = $this->course->maxbytes;
$mform->addElement('filepicker', 'mediafilepicker', get_string('mediafile', 'lesson'), null, $filepickeroptions);
$mform->addHelpButton('mediafilepicker', 'mediafile', 'lesson');
//-------------------------------------------------------------------------------
$mform->addElement('header', 'dependencyon', get_string('dependencyon', 'lesson'));
$options = array(0=>get_string('none'));
if ($lessons = get_all_instances_in_course('lesson', $COURSE)) {
foreach($lessons as $lesson) {
if ($lesson->id != $this->_instance){
$options[$lesson->id] = format_string($lesson->name, true);
}
}
}
$mform->addElement('select', 'dependency', get_string('dependencyon', 'lesson'), $options);
$mform->addHelpButton('dependency', 'dependencyon', 'lesson');
$mform->setDefault('dependency', 0);
$mform->addElement('text', 'timespent', get_string('timespentminutes', 'lesson'));
$mform->setDefault('timespent', 0);
$mform->setType('timespent', PARAM_INT);
$mform->addElement('checkbox', 'completed', get_string('completed', 'lesson'));
$mform->setDefault('completed', 0);
$mform->addElement('text', 'gradebetterthan', get_string('gradebetterthan', 'lesson'));
$mform->setDefault('gradebetterthan', 0);
$mform->setType('gradebetterthan', PARAM_INT);
//-------------------------------------------------------------------------------
$this->standard_coursemodule_elements();
//-------------------------------------------------------------------------------
// buttons
$this->add_action_buttons();
}
/**
* Enforce defaults here
*
* @param array $default_values Form defaults
* @return void
**/
function data_preprocessing(&$default_values) {
global $DB;
global $module;
if (isset($default_values['conditions'])) {
$conditions = unserialize($default_values['conditions']);
$default_values['timespent'] = $conditions->timespent;
$default_values['completed'] = $conditions->completed;
$default_values['gradebetterthan'] = $conditions->gradebetterthan;
}
// after this passwords are clear text, MDL-11090
if (isset($default_values['password']) and ($module->version<2008112600)) {
unset($default_values['password']);
}
if ($this->current->instance) {
// editing existing instance - copy existing files into draft area
$draftitemid = file_get_submitted_draft_itemid('mediafilepicker');
file_prepare_draft_area($draftitemid, $this->context->id, 'mod_lesson', 'mediafile', 0, array('subdirs'=>0, 'maxbytes' => $this->course->maxbytes, 'maxfiles' => 1));
$default_values['mediafilepicker'] = $draftitemid;
}
}
/**
* Enforce validation rules here
*
* @param object $data Post data to validate
* @return array
**/
function validation($data, $files) {
$errors = parent::validation($data, $files);
if (empty($data['maxtime']) and !empty($data['timed'])) {
$errors['timedgrp'] = get_string('err_numeric', 'form');
}
if (!empty($data['usepassword']) && empty($data['password'])) {
$errors['password'] = get_string('emptypassword', 'lesson');
}
return $errors;
}
}
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