Your IP : 192.168.165.1
<?php
defined('MOODLE_INTERNAL') || die;
require_once($CFG->libdir.'/formslib.php');
require_once($CFG->libdir.'/completionlib.php');
/**
* The form for handling editing a course.
*/
class course_edit_form extends moodleform {
protected $course;
protected $context;
/**
* Form definition.
*/
function definition() {
global $CFG, $PAGE;
$mform = $this->_form;
$PAGE->requires->yui_module('moodle-course-formatchooser', 'M.course.init_formatchooser',
array(array('formid' => $mform->getAttribute('id'))));
$course = $this->_customdata['course']; // this contains the data of this form
$category = $this->_customdata['category'];
$editoroptions = $this->_customdata['editoroptions'];
$returnto = $this->_customdata['returnto'];
$returnurl = $this->_customdata['returnurl'];
$systemcontext = context_system::instance();
$categorycontext = context_coursecat::instance($category->id);
if (!empty($course->id)) {
$coursecontext = context_course::instance($course->id);
$context = $coursecontext;
} else {
$coursecontext = null;
$context = $categorycontext;
}
$courseconfig = get_config('moodlecourse');
$this->course = $course;
$this->context = $context;
// Form definition with new course defaults.
$mform->addElement('header','general', get_string('general', 'form'));
$mform->addElement('hidden', 'returnto', null);
$mform->setType('returnto', PARAM_ALPHANUM);
$mform->setConstant('returnto', $returnto);
$mform->addElement('hidden', 'returnurl', null);
$mform->setType('returnurl', PARAM_LOCALURL);
$mform->setConstant('returnurl', $returnurl);
$mform->addElement('text','fullname', get_string('fullnamecourse'),'maxlength="254" size="50"');
$mform->addHelpButton('fullname', 'fullnamecourse');
$mform->addRule('fullname', get_string('missingfullname'), 'required', null, 'client');
$mform->setType('fullname', PARAM_TEXT);
if (!empty($course->id) and !has_capability('moodle/course:changefullname', $coursecontext)) {
$mform->hardFreeze('fullname');
$mform->setConstant('fullname', $course->fullname);
}
$mform->addElement('text', 'shortname', get_string('shortnamecourse'), 'maxlength="100" size="20"');
$mform->addHelpButton('shortname', 'shortnamecourse');
$mform->addRule('shortname', get_string('missingshortname'), 'required', null, 'client');
$mform->setType('shortname', PARAM_TEXT);
if (!empty($course->id) and !has_capability('moodle/course:changeshortname', $coursecontext)) {
$mform->hardFreeze('shortname');
$mform->setConstant('shortname', $course->shortname);
}
// Verify permissions to change course category or keep current.
if (empty($course->id)) {
if (has_capability('moodle/course:create', $categorycontext)) {
$displaylist = core_course_category::make_categories_list('moodle/course:create');
$mform->addElement('select', 'category', get_string('coursecategory'), $displaylist);
$mform->addHelpButton('category', 'coursecategory');
$mform->setDefault('category', $category->id);
} else {
$mform->addElement('hidden', 'category', null);
$mform->setType('category', PARAM_INT);
$mform->setConstant('category', $category->id);
}
} else {
if (has_capability('moodle/course:changecategory', $coursecontext)) {
$displaylist = core_course_category::make_categories_list('moodle/course:changecategory');
if (!isset($displaylist[$course->category])) {
//always keep current
$displaylist[$course->category] = core_course_category::get($course->category, MUST_EXIST, true)
->get_formatted_name();
}
$mform->addElement('select', 'category', get_string('coursecategory'), $displaylist);
$mform->addHelpButton('category', 'coursecategory');
} else {
//keep current
$mform->addElement('hidden', 'category', null);
$mform->setType('category', PARAM_INT);
$mform->setConstant('category', $course->category);
}
}
$choices = array();
$choices['0'] = get_string('hide');
$choices['1'] = get_string('show');
$mform->addElement('select', 'visible', get_string('coursevisibility'), $choices);
$mform->addHelpButton('visible', 'coursevisibility');
$mform->setDefault('visible', $courseconfig->visible);
if (!empty($course->id)) {
if (!has_capability('moodle/course:visibility', $coursecontext)) {
$mform->hardFreeze('visible');
$mform->setConstant('visible', $course->visible);
}
} else {
if (!guess_if_creator_will_have_course_capability('moodle/course:visibility', $categorycontext)) {
$mform->hardFreeze('visible');
$mform->setConstant('visible', $courseconfig->visible);
}
}
$mform->addElement('date_time_selector', 'startdate', get_string('startdate'));
$mform->addHelpButton('startdate', 'startdate');
$date = (new DateTime())->setTimestamp(usergetmidnight(time()));
$date->modify('+1 day');
$mform->setDefault('startdate', $date->getTimestamp());
$mform->addElement('date_time_selector', 'enddate', get_string('enddate'), array('optional' => true));
$mform->addHelpButton('enddate', 'enddate');
if (!empty($CFG->enablecourserelativedates)) {
$attributes = [
'aria-describedby' => 'relativedatesmode_warning'
];
if (!empty($course->id)) {
$attributes['disabled'] = true;
}
$relativeoptions = [
0 => get_string('no'),
1 => get_string('yes'),
];
$relativedatesmodegroup = [];
$relativedatesmodegroup[] = $mform->createElement('select', 'relativedatesmode', get_string('relativedatesmode'),
$relativeoptions, $attributes);
$relativedatesmodegroup[] = $mform->createElement('html', html_writer::span(get_string('relativedatesmode_warning'),
'', ['id' => 'relativedatesmode_warning']));
$mform->addGroup($relativedatesmodegroup, 'relativedatesmodegroup', get_string('relativedatesmode'), null, false);
$mform->addHelpButton('relativedatesmodegroup', 'relativedatesmode');
}
$mform->addElement('text','idnumber', get_string('idnumbercourse'),'maxlength="100" size="10"');
$mform->addHelpButton('idnumber', 'idnumbercourse');
$mform->setType('idnumber', PARAM_RAW);
if (!empty($course->id) and !has_capability('moodle/course:changeidnumber', $coursecontext)) {
$mform->hardFreeze('idnumber');
$mform->setConstants('idnumber', $course->idnumber);
}
// Description.
$mform->addElement('header', 'descriptionhdr', get_string('description'));
$mform->setExpanded('descriptionhdr');
$mform->addElement('editor','summary_editor', get_string('coursesummary'), null, $editoroptions);
$mform->addHelpButton('summary_editor', 'coursesummary');
$mform->setType('summary_editor', PARAM_RAW);
$summaryfields = 'summary_editor';
if ($overviewfilesoptions = course_overviewfiles_options($course)) {
$mform->addElement('filemanager', 'overviewfiles_filemanager', get_string('courseoverviewfiles'), null, $overviewfilesoptions);
$mform->addHelpButton('overviewfiles_filemanager', 'courseoverviewfiles');
$summaryfields .= ',overviewfiles_filemanager';
}
if (!empty($course->id) and !has_capability('moodle/course:changesummary', $coursecontext)) {
// Remove the description header it does not contain anything any more.
$mform->removeElement('descriptionhdr');
$mform->hardFreeze($summaryfields);
}
// Course format.
$mform->addElement('header', 'courseformathdr', get_string('type_format', 'plugin'));
$courseformats = get_sorted_course_formats(true);
$formcourseformats = array();
foreach ($courseformats as $courseformat) {
$formcourseformats[$courseformat] = get_string('pluginname', "format_$courseformat");
}
if (isset($course->format)) {
$course->format = course_get_format($course)->get_format(); // replace with default if not found
if (!in_array($course->format, $courseformats)) {
// this format is disabled. Still display it in the dropdown
$formcourseformats[$course->format] = get_string('withdisablednote', 'moodle',
get_string('pluginname', 'format_'.$course->format));
}
}
$mform->addElement('select', 'format', get_string('format'), $formcourseformats);
$mform->addHelpButton('format', 'format');
$mform->setDefault('format', $courseconfig->format);
// Button to update format-specific options on format change (will be hidden by JavaScript).
$mform->registerNoSubmitButton('updatecourseformat');
$mform->addElement('submit', 'updatecourseformat', get_string('courseformatudpate'));
// Just a placeholder for the course format options.
$mform->addElement('hidden', 'addcourseformatoptionshere');
$mform->setType('addcourseformatoptionshere', PARAM_BOOL);
// Appearance.
$mform->addElement('header', 'appearancehdr', get_string('appearance'));
if (!empty($CFG->allowcoursethemes)) {
$themeobjects = get_list_of_themes();
$themes=array();
$themes[''] = get_string('forceno');
foreach ($themeobjects as $key=>$theme) {
if (empty($theme->hidefromselector)) {
$themes[$key] = get_string('pluginname', 'theme_'.$theme->name);
}
}
$mform->addElement('select', 'theme', get_string('forcetheme'), $themes);
}
$languages=array();
$languages[''] = get_string('forceno');
$languages += get_string_manager()->get_list_of_translations();
if ((empty($course->id) && guess_if_creator_will_have_course_capability('moodle/course:setforcedlanguage', $categorycontext))
|| (!empty($course->id) && has_capability('moodle/course:setforcedlanguage', $coursecontext))) {
$mform->addElement('select', 'lang', get_string('forcelanguage'), $languages);
$mform->setDefault('lang', $courseconfig->lang);
}
// Multi-Calendar Support - see MDL-18375.
$calendartypes = \core_calendar\type_factory::get_list_of_calendar_types();
// We do not want to show this option unless there is more than one calendar type to display.
if (count($calendartypes) > 1) {
$calendars = array();
$calendars[''] = get_string('forceno');
$calendars += $calendartypes;
$mform->addElement('select', 'calendartype', get_string('forcecalendartype', 'calendar'), $calendars);
}
$options = range(0, 10);
$mform->addElement('select', 'newsitems', get_string('newsitemsnumber'), $options);
$courseconfig = get_config('moodlecourse');
$mform->setDefault('newsitems', $courseconfig->newsitems);
$mform->addHelpButton('newsitems', 'newsitemsnumber');
$mform->addElement('selectyesno', 'showgrades', get_string('showgrades'));
$mform->addHelpButton('showgrades', 'showgrades');
$mform->setDefault('showgrades', $courseconfig->showgrades);
$mform->addElement('selectyesno', 'showreports', get_string('showreports'));
$mform->addHelpButton('showreports', 'showreports');
$mform->setDefault('showreports', $courseconfig->showreports);
// Files and uploads.
$mform->addElement('header', 'filehdr', get_string('filesanduploads'));
if (!empty($course->legacyfiles) or !empty($CFG->legacyfilesinnewcourses)) {
if (empty($course->legacyfiles)) {
//0 or missing means no legacy files ever used in this course - new course or nobody turned on legacy files yet
$choices = array('0'=>get_string('no'), '2'=>get_string('yes'));
} else {
$choices = array('1'=>get_string('no'), '2'=>get_string('yes'));
}
$mform->addElement('select', 'legacyfiles', get_string('courselegacyfiles'), $choices);
$mform->addHelpButton('legacyfiles', 'courselegacyfiles');
if (!isset($courseconfig->legacyfiles)) {
// in case this was not initialised properly due to switching of $CFG->legacyfilesinnewcourses
$courseconfig->legacyfiles = 0;
}
$mform->setDefault('legacyfiles', $courseconfig->legacyfiles);
}
// Handle non-existing $course->maxbytes on course creation.
$coursemaxbytes = !isset($course->maxbytes) ? null : $course->maxbytes;
// Let's prepare the maxbytes popup.
$choices = get_max_upload_sizes($CFG->maxbytes, 0, 0, $coursemaxbytes);
$mform->addElement('select', 'maxbytes', get_string('maximumupload'), $choices);
$mform->addHelpButton('maxbytes', 'maximumupload');
$mform->setDefault('maxbytes', $courseconfig->maxbytes);
// Completion tracking.
if (completion_info::is_enabled_for_site()) {
$mform->addElement('header', 'completionhdr', get_string('completion', 'completion'));
$mform->addElement('selectyesno', 'enablecompletion', get_string('enablecompletion', 'completion'));
$mform->setDefault('enablecompletion', $courseconfig->enablecompletion);
$mform->addHelpButton('enablecompletion', 'enablecompletion', 'completion');
} else {
$mform->addElement('hidden', 'enablecompletion');
$mform->setType('enablecompletion', PARAM_INT);
$mform->setDefault('enablecompletion', 0);
}
enrol_course_edit_form($mform, $course, $context);
$mform->addElement('header','groups', get_string('groupsettingsheader', 'group'));
$choices = array();
$choices[NOGROUPS] = get_string('groupsnone', 'group');
$choices[SEPARATEGROUPS] = get_string('groupsseparate', 'group');
$choices[VISIBLEGROUPS] = get_string('groupsvisible', 'group');
$mform->addElement('select', 'groupmode', get_string('groupmode', 'group'), $choices);
$mform->addHelpButton('groupmode', 'groupmode', 'group');
$mform->setDefault('groupmode', $courseconfig->groupmode);
$mform->addElement('selectyesno', 'groupmodeforce', get_string('groupmodeforce', 'group'));
$mform->addHelpButton('groupmodeforce', 'groupmodeforce', 'group');
$mform->setDefault('groupmodeforce', $courseconfig->groupmodeforce);
//default groupings selector
$options = array();
$options[0] = get_string('none');
$mform->addElement('select', 'defaultgroupingid', get_string('defaultgrouping', 'group'), $options);
if ((empty($course->id) && guess_if_creator_will_have_course_capability('moodle/course:renameroles', $categorycontext))
|| (!empty($course->id) && has_capability('moodle/course:renameroles', $coursecontext))) {
// Customizable role names in this course.
$mform->addElement('header', 'rolerenaming', get_string('rolerenaming'));
$mform->addHelpButton('rolerenaming', 'rolerenaming');
if ($roles = get_all_roles()) {
$roles = role_fix_names($roles, null, ROLENAME_ORIGINAL);
$assignableroles = get_roles_for_contextlevels(CONTEXT_COURSE);
foreach ($roles as $role) {
$mform->addElement('text', 'role_' . $role->id, get_string('yourwordforx', '', $role->localname));
$mform->setType('role_' . $role->id, PARAM_TEXT);
}
}
}
if (core_tag_tag::is_enabled('core', 'course') &&
((empty($course->id) && guess_if_creator_will_have_course_capability('moodle/course:tag', $categorycontext))
|| (!empty($course->id) && has_capability('moodle/course:tag', $coursecontext)))) {
$mform->addElement('header', 'tagshdr', get_string('tags', 'tag'));
$mform->addElement('tags', 'tags', get_string('tags'),
array('itemtype' => 'course', 'component' => 'core'));
}
// Add custom fields to the form.
$handler = core_course\customfield\course_handler::create();
$handler->set_parent_context($categorycontext); // For course handler only.
$handler->instance_form_definition($mform, empty($course->id) ? 0 : $course->id);
// When two elements we need a group.
$buttonarray = array();
$classarray = array('class' => 'form-submit');
if ($returnto !== 0) {
$buttonarray[] = &$mform->createElement('submit', 'saveandreturn', get_string('savechangesandreturn'), $classarray);
}
$buttonarray[] = &$mform->createElement('submit', 'saveanddisplay', get_string('savechangesanddisplay'), $classarray);
$buttonarray[] = &$mform->createElement('cancel');
$mform->addGroup($buttonarray, 'buttonar', '', array(' '), false);
$mform->closeHeaderBefore('buttonar');
$mform->addElement('hidden', 'id', null);
$mform->setType('id', PARAM_INT);
// Prepare custom fields data.
$handler->instance_form_before_set_data($course);
// Finally set the current form data
$this->set_data($course);
}
/**
* Fill in the current page data for this course.
*/
function definition_after_data() {
global $DB;
$mform = $this->_form;
// add available groupings
$courseid = $mform->getElementValue('id');
if ($courseid and $mform->elementExists('defaultgroupingid')) {
$options = array();
if ($groupings = $DB->get_records('groupings', array('courseid'=>$courseid))) {
foreach ($groupings as $grouping) {
$options[$grouping->id] = format_string($grouping->name);
}
}
core_collator::asort($options);
$gr_el =& $mform->getElement('defaultgroupingid');
$gr_el->load($options);
}
// add course format options
$formatvalue = $mform->getElementValue('format');
if (is_array($formatvalue) && !empty($formatvalue)) {
$params = array('format' => $formatvalue[0]);
// Load the course as well if it is available, course formats may need it to work out
// they preferred course end date.
if ($courseid) {
$params['id'] = $courseid;
}
$courseformat = course_get_format((object)$params);
$elements = $courseformat->create_edit_form_elements($mform);
for ($i = 0; $i < count($elements); $i++) {
$mform->insertElementBefore($mform->removeElement($elements[$i]->getName(), false),
'addcourseformatoptionshere');
}
// Remove newsitems element if format does not support news.
if (!$courseformat->supports_news()) {
$mform->removeElement('newsitems');
}
}
// Tweak the form with values provided by custom fields in use.
$handler = core_course\customfield\course_handler::create();
$handler->instance_form_definition_after_data($mform, empty($courseid) ? 0 : $courseid);
}
/**
* Validation.
*
* @param array $data
* @param array $files
* @return array the errors that were found
*/
function validation($data, $files) {
global $DB;
$errors = parent::validation($data, $files);
// Add field validation check for duplicate shortname.
if ($course = $DB->get_record('course', array('shortname' => $data['shortname']), '*', IGNORE_MULTIPLE)) {
if (empty($data['id']) || $course->id != $data['id']) {
$errors['shortname'] = get_string('shortnametaken', '', $course->fullname);
}
}
// Add field validation check for duplicate idnumber.
if (!empty($data['idnumber']) && (empty($data['id']) || $this->course->idnumber != $data['idnumber'])) {
if ($course = $DB->get_record('course', array('idnumber' => $data['idnumber']), '*', IGNORE_MULTIPLE)) {
if (empty($data['id']) || $course->id != $data['id']) {
$errors['idnumber'] = get_string('courseidnumbertaken', 'error', $course->fullname);
}
}
}
if ($errorcode = course_validate_dates($data)) {
$errors['enddate'] = get_string($errorcode, 'error');
}
$errors = array_merge($errors, enrol_course_edit_validation($data, $this->context));
$courseformat = course_get_format((object)array('format' => $data['format']));
$formaterrors = $courseformat->edit_form_validation($data, $files, $errors);
if (!empty($formaterrors) && is_array($formaterrors)) {
$errors = array_merge($errors, $formaterrors);
}
// Add the custom fields validation.
$handler = core_course\customfield\course_handler::create();
$errors = array_merge($errors, $handler->instance_form_validation($data, $files));
return $errors;
}
}