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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/>./*** Config all BigBlueButtonBN instances in this course.** @package mod_bigbluebuttonbn* @copyright 2010 onwards, Blindside Networks Inc* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later* @author Jesus Federico (jesus [at] blindsidenetworks [dt] com)* @author Fred Dixon (ffdixon [at] blindsidenetworks [dt] com)*/use mod_bigbluebuttonbn\extension;use mod_bigbluebuttonbn\instance;use mod_bigbluebuttonbn\local\helpers\roles;use mod_bigbluebuttonbn\local\proxy\bigbluebutton_proxy;defined('MOODLE_INTERNAL') || die();global $CFG;require_once($CFG->dirroot . '/course/moodleform_mod.php');/*** Moodle class for mod_form.** @copyright 2010 onwards, Blindside Networks Inc* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later*/class mod_bigbluebuttonbn_mod_form extends moodleform_mod {/*** @var array $formextensions extensions to this form*/protected $formextensions = [];/*** Define (add) particular settings this activity can have.** @return void* @throws moodle_exception*/public function definition(): void {global $CFG, $DB, $PAGE;$mform = &$this->_form;// Validates if the BigBlueButton server is running.$serverversion = bigbluebutton_proxy::get_server_version();if (is_null($serverversion)) {throw new moodle_exception('general_error_unable_connect','bigbluebuttonbn',$CFG->wwwroot . '/admin/settings.php?section=modsettingbigbluebuttonbn',\mod_bigbluebuttonbn\local\config::get('server_url'));}// UI configuration options.$cfg = \mod_bigbluebuttonbn\local\config::get_options();// Get only those that are allowed.$course = $this->_course;$context = context_course::instance($course->id);$bigbluebuttonbn = empty($this->get_current()->id) ? null : $this->get_current();$this->formextensions = extension::mod_form_addons_instances($mform, $bigbluebuttonbn, $this->get_suffix());$instancetyperofiles = $this->get_instance_type_profiles();$this->bigbluebuttonbn_mform_add_block_profiles($mform, $instancetyperofiles);// Data for participant selection.$participantlist = roles::get_participant_list($bigbluebuttonbn, $context);// Add block 'General'.$this->bigbluebuttonbn_mform_add_block_general($mform, $cfg);// Add block 'Room'.$this->bigbluebuttonbn_mform_add_block_room($mform, $cfg);// Add block 'Lock'.$this->bigbluebuttonbn_mform_add_block_locksettings($mform, $cfg);// Add block 'Preuploads'.$this->bigbluebuttonbn_mform_add_block_preuploads($mform, $cfg);// Add block 'Participant List'.$this->bigbluebuttonbn_mform_add_block_user_role_mapping($mform, $participantlist);// Add block 'Guest Access'.$this->bigbluebuttonbn_mform_add_block_guest_access($mform, $cfg, $this->current);// Add block 'Schedule'.$this->bigbluebuttonbn_mform_add_block_schedule($mform, $this->current);// Now add subplugins form elements.$this->add_subplugins_elements();// Add standard elements, common to all modules.$this->standard_coursemodule_elements();// Add standard buttons, common to all modules.$this->add_action_buttons();$jsvars = ['instanceTypeDefault' => array_keys($instancetyperofiles)[0],];// Now add the instance type profiles to the form as a html hidden field.$mform->addElement('html', html_writer::div('', 'd-none', ['data-profile-types' => json_encode($instancetyperofiles),'data-participant-data' => json_encode(roles::get_participant_data($context, $bigbluebuttonbn)),]));$PAGE->requires->js_call_amd('mod_bigbluebuttonbn/modform', 'init', [$jsvars]);}/*** Get instance type profile.** @return array|array[]* @throws moodle_exception*/protected function get_instance_type_profiles() {// Add profile data here instead of passing it by parameters.$context = context_course::instance($this->_course->id);$instancetyperofiles = bigbluebutton_proxy::get_instance_type_profiles_create_allowed(has_capability('mod/bigbluebuttonbn:addinstancewithmeeting', $context),has_capability('mod/bigbluebuttonbn:addinstancewithrecording', $context));// If none is allowed, fail and return.if (empty($instancetyperofiles)) {global $CFG;// Also check module context for those that are allowed.$contextm = context_module::instance($this->_cm->id);$instancetyperofiles = bigbluebutton_proxy::get_instance_type_profiles_create_allowed(has_capability('mod/bigbluebuttonbn:addinstancewithmeeting', $contextm),has_capability('mod/bigbluebuttonbn:addinstancewithrecording', $contextm));// If still none is allowed, fail and return.if (empty($instancetyperofiles)) {throw new moodle_exception('general_error_not_allowed_to_create_instances', 'bigbluebuttonbn',$CFG->wwwroot . '/admin/settings.php?section=modsettingbigbluebuttonbn');}}return $instancetyperofiles;}/*** Prepare the attachment for being stored.** @param array|null $defaultvalues* @return void*/public function data_preprocessing(&$defaultvalues) {parent::data_preprocessing($defaultvalues);$suffix = $this->get_suffix();$completionattendanceenabledel = 'completionattendanceenabled' . $suffix;$completionattendanceel = 'completionattendance' . $suffix;// Completion: tick by default if completion attendance settings is set to 1 or more.$defaultvalues[$completionattendanceenabledel] = 0;if (!empty($defaultvalues[$completionattendanceel])) {$defaultvalues[$completionattendanceenabledel] = 1;}// Check if we are Editing an existing instance.if ($this->current->instance) {// Pre-uploaded presentation: copy existing files into draft area.try {$draftitemid = file_get_submitted_draft_itemid('presentation');file_prepare_draft_area($draftitemid, $this->context->id, 'mod_bigbluebuttonbn', 'presentation', 0,['subdirs' => 0, 'maxbytes' => 0, 'maxfiles' => 1, 'mainfile' => true]);$defaultvalues['presentation'] = $draftitemid;} catch (Exception $e) {debugging('Presentation could not be loaded: ' . $e->getMessage(), DEBUG_DEVELOPER);return;}// Completion: tick if completion attendance settings is set to 1 or more.$defaultvalues[$completionattendanceenabledel] = 0;if (!empty($this->current->{$completionattendanceel})) {$defaultvalues[$completionattendanceenabledel] = 1;}}foreach ($this->formextensions as $formextension) {$formextension->data_preprocessing($defaultvalues);}}/*** Validates the data processed by the form.** @param mixed $data* @param array $files* @return array*/public function validation($data, $files) {$errors = parent::validation($data, $files);if (isset($data['openingtime']) && isset($data['closingtime'])) {if ($data['openingtime'] != 0 && $data['closingtime'] != 0 &&$data['closingtime'] < $data['openingtime']) {$errors['closingtime'] = get_string('bbbduetimeoverstartingtime', 'bigbluebuttonbn');}}if (isset($data['voicebridge'])) {if (!bigbluebutton_proxy::is_voicebridge_number_unique($data['instance'], $data['voicebridge'])) {$errors['voicebridge'] = get_string('mod_form_field_voicebridge_notunique_error', 'bigbluebuttonbn');}}$additionalsubpluginerrors = [];foreach ($this->formextensions as $formextension) {$additionalsubpluginerrors = array_merge($additionalsubpluginerrors, $formextension->validation($data, $files));}return array_merge($errors, $additionalsubpluginerrors);}/*** Add elements for setting the custom completion rules.** @return array List of added element names, or names of wrapping group elements.* @category completion*/public function add_completion_rules(): array {$mform = $this->_form;if (!(boolean) \mod_bigbluebuttonbn\local\config::get('meetingevents_enabled')) {return [];}$suffix = $this->get_suffix();// Elements for completion by Attendance.$attendance['rulelabel'] = get_string('completionattendance', 'bigbluebuttonbn');$completionattendanceenabledel = 'completionattendanceenabled' . $suffix;$completionattendanceel = 'completionattendance' . $suffix;$completionattendanceunitel = 'completionattendanceunit' . $suffix;$attendance['group'] = [$mform->createElement('advcheckbox', $completionattendanceenabledel, '', $attendance['rulelabel'] . ' '),$mform->createElement('text', $completionattendanceel, 'minutes', ['size' => 3]),];$mform->setType($completionattendanceel, PARAM_INT);$completionattendancegroupel = 'completionattendancegroup' . $suffix;$mform->addGroup($attendance['group'], $completionattendancegroupel, '', ' ', false);$completionel = 'completion' . $suffix;$mform->hideIf($completionattendancegroupel, $completionel, 'neq', COMPLETION_AGGREGATION_ANY);$mform->hideIf($completionattendanceel, $completionattendanceenabledel, 'notchecked');// Elements for completion by Engagement.$engagement['chatlabel'] = get_string('completionengagementchats', 'bigbluebuttonbn');$engagement['talklabel'] = get_string('completionengagementtalks', 'bigbluebuttonbn');$engagement['raisehand'] = get_string('completionengagementraisehand', 'bigbluebuttonbn');$engagement['pollvotes'] = get_string('completionengagementpollvotes', 'bigbluebuttonbn');$engagement['emojis'] = get_string('completionengagementemojis', 'bigbluebuttonbn');$completionengagementchatsel = 'completionengagementchats' . $suffix;$completionengagementtalksel = 'completionengagementtalks' . $suffix;$completionengagementraisehandel = 'completionengagementraisehand' . $suffix;$completionengagementpollvotesel = 'completionengagementpollvotes' . $suffix;$completionengagementemojisel = 'completionengagementemojis' . $suffix;$engagement['group'] = [$mform->createElement('advcheckbox', $completionengagementchatsel, '', $engagement['chatlabel'] . ' '),$mform->createElement('advcheckbox', $completionengagementtalksel, '', $engagement['talklabel'] . ' '),$mform->createElement('advcheckbox', $completionengagementraisehandel, '', $engagement['raisehand'] . ' '),$mform->createElement('advcheckbox', $completionengagementpollvotesel, '', $engagement['pollvotes'] . ' '),$mform->createElement('advcheckbox', $completionengagementemojisel, '', $engagement['emojis'] . ' '),];$completionengagementgroupel = 'completionengagementgroup' . $suffix;$mform->addGroup($engagement['group'], $completionengagementgroupel, '', ' ', false);$mform->addGroupRule($completionattendancegroupel, [$completionattendanceel => [[null, 'numeric', null, 'client']]]);$mform->hideIf($completionengagementgroupel, $completionel, 'neq', COMPLETION_AGGREGATION_ANY);$completionrules = [$completionattendancegroupel, $completionengagementgroupel];foreach ($this->formextensions as $formextension) {$completionrules = array_merge($completionrules, $formextension->add_completion_rules());}return $completionrules;}/*** Called during validation to see whether some module-specific completion rules are 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) {$suffix = $this->get_suffix();$rules = ['completionattendanceenabled','completionattendance','completionengagementchats','completionengagementtalks','completionengagementraisehand','completionengagementpollvotes','completionengagementemojis'];$enabled = array_reduce($rules, function($carry, $rule) use ($data, $suffix) {return $carry || !empty($data[$rule . $suffix]);}, false);foreach ($this->formextensions as $formextension) {$enabled = $enabled || $formextension->completion_rule_enabled($data);}return $enabled;}/*** 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($data);// Turn off completion settings if the checkboxes aren't ticked.if (!empty($data->completionunlocked)) {$suffix = $this->get_suffix();$completion = $data->{'completion' . $suffix};$autocompletion = !empty($completion) && $completion == COMPLETION_TRACKING_AUTOMATIC;if (empty($data->{'completionattendanceenabled' . $suffix}) || !$autocompletion) {$data->{'completionattendance' . $suffix} = 0;}}foreach ($this->formextensions as $formextension) {$formextension->data_postprocessing($data);}}/*** Function for showing the block for selecting profiles.** @param MoodleQuickForm $mform* @param array $profiles* @return void*/private function bigbluebuttonbn_mform_add_block_profiles(MoodleQuickForm &$mform, array $profiles): void {if ((boolean) \mod_bigbluebuttonbn\local\config::recordings_enabled()) {$mform->addElement('select', 'type', get_string('mod_form_field_instanceprofiles', 'bigbluebuttonbn'),bigbluebutton_proxy::get_instance_profiles_array($profiles));$mform->addHelpButton('type', 'mod_form_field_instanceprofiles', 'bigbluebuttonbn');}}/*** Function for showing the block for general settings.** @param MoodleQuickForm $mform* @param array $cfg* @return void*/private function bigbluebuttonbn_mform_add_block_general(MoodleQuickForm &$mform, array $cfg): void {global $CFG;$mform->addElement('header', 'general', get_string('mod_form_block_general', 'bigbluebuttonbn'));$mform->addElement('text', 'name', get_string('mod_form_field_name', 'bigbluebuttonbn'),'maxlength="64" size="32"');$mform->setType('name', empty($CFG->formatstringstriptags) ? PARAM_CLEANHTML : PARAM_TEXT);$mform->addRule('name', null, 'required', null, 'client');$this->standard_intro_elements(get_string('mod_form_field_intro', 'bigbluebuttonbn'));$mform->setAdvanced('introeditor');$mform->setAdvanced('showdescription');}/*** Function for showing details of the room settings for the room.** @param MoodleQuickForm $mform* @param array $cfg* @return void*/private function bigbluebuttonbn_mform_add_block_room_room(MoodleQuickForm &$mform, array $cfg): void {$field = ['type' => 'hidden', 'name' => 'welcome', 'data_type' => PARAM_INT,'description_key' => null];if ($cfg['welcome_editable']) {$field['type'] = 'textarea';$field['data_type'] = PARAM_CLEANHTML;$field['description_key'] = 'mod_form_field_welcome';$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['welcome_default'], ['wrap' => 'virtual', 'rows' => 5, 'cols' => '60']);}$field = ['type' => 'hidden', 'name' => 'voicebridge', 'data_type' => PARAM_INT,'description_key' => null];if ($cfg['voicebridge_editable']) {$field['type'] = 'text';$field['data_type'] = PARAM_TEXT;$field['description_key'] = 'mod_form_field_voicebridge';$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], 0, ['maxlength' => 4, 'size' => 6],['message' => get_string('mod_form_field_voicebridge_format_error', 'bigbluebuttonbn'),'type' => 'numeric', 'rule' => '####', 'validator' => 'server']);} else {$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], 0, ['maxlength' => 4, 'size' => 6]);}$field = ['type' => 'hidden', 'name' => 'wait', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['waitformoderator_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_wait';}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['waitformoderator_default']);$field = ['type' => 'hidden', 'name' => 'userlimit', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['userlimit_editable']) {$field['type'] = 'text';$field['data_type'] = PARAM_TEXT;$field['description_key'] = 'mod_form_field_userlimit';}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['userlimit_default']);$field = ['type' => 'hidden', 'name' => 'record', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['recording_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_record';}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['recording_default']);// Record all from start and hide button.$field = ['type' => 'hidden', 'name' => 'recordallfromstart', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['recording_all_from_start_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_recordallfromstart';}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['recording_all_from_start_default']);$field = ['type' => 'hidden', 'name' => 'recordhidebutton', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['recording_hide_button_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_recordhidebutton';}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['recording_hide_button_default']);$mform->disabledIf('recordallfromstart', 'record');$mform->disabledIf('recordhidebutton', 'record');$mform->hideIf('recordhidebutton', 'recordallfromstart', 'checked');// End Record all from start and hide button.$field = ['type' => 'hidden', 'name' => 'muteonstart', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['muteonstart_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_muteonstart';}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['muteonstart_default']);}/*** Function for showing details of the lock settings for the room.** @param MoodleQuickForm $mform* @param array $cfg* @return void*/private function bigbluebuttonbn_mform_add_block_locksettings(MoodleQuickForm &$mform, array $cfg): void {$mform->addElement('header', 'lock', get_string('mod_form_locksettings', 'bigbluebuttonbn'));$locksettings = false;$field = ['type' => 'hidden', 'name' => 'disablecam', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['disablecam_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_disablecam';$locksettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['disablecam_default']);$field = ['type' => 'hidden', 'name' => 'disablemic', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['disablemic_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_disablemic';$locksettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['disablemic_default']);$field = ['type' => 'hidden', 'name' => 'disableprivatechat', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['disableprivatechat_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_disableprivatechat';$locksettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['disableprivatechat_default']);$field = ['type' => 'hidden', 'name' => 'disablepublicchat', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['disablepublicchat_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_disablepublicchat';$locksettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['disablepublicchat_default']);$field = ['type' => 'hidden', 'name' => 'disablenote', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['disablenote_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_disablenote';$locksettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['disablenote_default']);$field = ['type' => 'hidden', 'name' => 'hideuserlist', 'data_type' => PARAM_INT, 'description_key' => null];if ($cfg['hideuserlist_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_hideuserlist';$locksettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['hideuserlist_default']);// Output message if no settings.if (!$locksettings) {$field = ['type' => 'static', 'name' => 'no_locksettings','defaultvalue' => get_string('mod_form_field_nosettings', 'bigbluebuttonbn')];$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], null, null,$field['defaultvalue']);}}/*** Function for showing details of the recording settings for the room.** @param MoodleQuickForm $mform* @param array $cfg* @return void*/private function bigbluebuttonbn_mform_add_block_room_recordings(MoodleQuickForm &$mform, array $cfg): void {$recordingsettings = false;$field = ['type' => 'hidden', 'name' => 'recordings_deleted', 'data_type' => PARAM_INT,'description_key' => null];if ($cfg['recordings_deleted_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_recordings_deleted';$recordingsettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['recordings_deleted_default']);$field = ['type' => 'hidden', 'name' => 'recordings_imported', 'data_type' => PARAM_INT,'description_key' => null];if ($cfg['importrecordings_enabled'] && $cfg['recordings_imported_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_recordings_imported';$recordingsettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['recordings_imported_default']);$field = ['type' => 'hidden', 'name' => 'recordings_preview', 'data_type' => PARAM_INT,'description_key' => null];if ($cfg['recordings_preview_editable']) {$field['type'] = 'checkbox';$field['description_key'] = 'mod_form_field_recordings_preview';$recordingsettings = true;}$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], $field['data_type'],$field['description_key'], $cfg['recordings_preview_default']);if (!$recordingsettings) {$field = ['type' => 'static', 'name' => 'no_recordings','defaultvalue' => get_string('mod_form_field_nosettings', 'bigbluebuttonbn')];$this->bigbluebuttonbn_mform_add_element($mform, $field['type'], $field['name'], null, null,$field['defaultvalue']);}}/*** Function for showing the block for room settings.** @param MoodleQuickForm $mform* @param array $cfg* @return void*/private function bigbluebuttonbn_mform_add_block_room(MoodleQuickForm &$mform, array $cfg) {if ($cfg['voicebridge_editable'] || $cfg['waitformoderator_editable'] ||$cfg['userlimit_editable'] || $cfg['recording_editable'] || $cfg['muteonstart_editable']) {$mform->addElement('header', 'room', get_string('mod_form_block_room', 'bigbluebuttonbn'));$this->bigbluebuttonbn_mform_add_block_room_room($mform, $cfg);}if ($cfg['recordings_deleted_editable'] ||$cfg['recordings_imported_editable'] || $cfg['recordings_preview_editable']) {$mform->addElement('header', 'recordings', get_string('mod_form_block_recordings', 'bigbluebuttonbn'));$this->bigbluebuttonbn_mform_add_block_room_recordings($mform, $cfg);}}/*** Function for showing the block for preuploaded presentation.** @param MoodleQuickForm $mform* @param array $cfg* @return void*/private function bigbluebuttonbn_mform_add_block_preuploads(MoodleQuickForm &$mform, array $cfg): void {if ($cfg['preuploadpresentation_editable']) {$mform->addElement('header', 'preuploadpresentation',get_string('mod_form_block_presentation', 'bigbluebuttonbn'));$mform->setExpanded('preuploadpresentation');$filemanageroptions = [];$filemanageroptions['accepted_types'] = '*';$filemanageroptions['maxbytes'] = 0;$filemanageroptions['subdirs'] = 0;$filemanageroptions['maxfiles'] = 1;$filemanageroptions['mainfile'] = true;$mform->addElement('filemanager', 'presentation', get_string('selectfiles'),null, $filemanageroptions);}}/*** Function for showing the block for setting participant roles.** @param MoodleQuickForm $mform* @param array $participantlist* @return void*/private function bigbluebuttonbn_mform_add_block_user_role_mapping(MoodleQuickForm &$mform, array $participantlist): void {global $OUTPUT;$participantselection = roles::get_participant_selection_data();$mform->addElement('header', 'permissions', get_string('mod_form_block_participants', 'bigbluebuttonbn'));$mform->setExpanded('permissions');$mform->addElement('hidden', 'participants', json_encode($participantlist));$mform->setType('participants', PARAM_TEXT);$selectiontype = new single_select(new moodle_url(qualified_me()),'bigbluebuttonbn_participant_selection_type',$participantselection['type_options'],$participantselection['type_selected']);$selectionparticipants = new single_select(new moodle_url(qualified_me()),'bigbluebuttonbn_participant_selection',$participantselection['options'],$participantselection['selected']);$action = new single_button(new moodle_url(qualified_me()),get_string('mod_form_field_participant_list_action_add', 'bigbluebuttonbn'),'post',single_button::BUTTON_SECONDARY,['name' => 'bigbluebuttonbn_participant_selection_add']);$pformcontext = ['selectionType' => $selectiontype->export_for_template($OUTPUT),'selectionParticipant' => $selectionparticipants->export_for_template($OUTPUT),'action' => $action->export_for_template($OUTPUT),];$html = $OUTPUT->render_from_template('mod_bigbluebuttonbn/participant_form', $pformcontext);$mform->addElement('static', 'static_participant_list',get_string('mod_form_field_participant_list', 'bigbluebuttonbn'), $html);}/*** Function to add guest acces settings to the instance** @param MoodleQuickForm $mform* @param array $cfg* @param stdClass $current* @return void* @throws coding_exception*/private function bigbluebuttonbn_mform_add_block_guest_access(MoodleQuickForm $mform, array $cfg, stdClass $current) {if (!empty($cfg['guestaccess_enabled'])) {$mform->addElement('header', 'guestaccess', get_string('mod_form_block_guestaccess', 'bigbluebuttonbn'));$mform->setExpanded('guestaccess');$mform->addElement('advcheckbox', 'guestallowed',get_string('mod_form_field_guestallowed', 'bigbluebuttonbn'));$mform->addElement('advcheckbox', 'mustapproveuser',get_string('mod_form_field_mustapproveuser', 'bigbluebuttonbn'));$mform->hideIf('mustapproveuser', 'guestallowed');if (!empty($this->_cm)) {$instance = instance::get_from_cmid($this->_cm->id);\mod_bigbluebuttonbn\form\guest_add::add_meeting_links_elements($mform);$mform->setDefault('guestjoinurl', $instance->get_guest_access_url());$mform->setDefault('guestpassword', $instance->get_guest_access_password());$mform->hideIf('guestjoinurl', 'guestallowed');$mform->hideIf('guestpassword', 'guestallowed');}} else {$mform->addElement('hidden', 'guestallowed', 0);$mform->addElement('hidden', 'mustapproveuser', 0);}$mform->setType('guestallowed', PARAM_BOOL);$mform->setType('mustapproveuser', PARAM_BOOL);$mform->setDefault('guestallowed', 0);$mform->setDefault('mustapproveuser', 1);}/*** Function for showing the block for integration with the calendar.** @param MoodleQuickForm $mform* @param stdClass $activity* @return void*/private function bigbluebuttonbn_mform_add_block_schedule(MoodleQuickForm &$mform, stdClass &$activity) {$mform->addElement('header', 'schedule', get_string('mod_form_block_schedule', 'bigbluebuttonbn'));if (!empty($activity->openingtime) || !empty($activity->closingtime)) {$mform->setExpanded('schedule');}$mform->addElement('date_time_selector', 'openingtime',get_string('mod_form_field_openingtime', 'bigbluebuttonbn'), ['optional' => true]);$mform->setDefault('openingtime', 0);$mform->addElement('date_time_selector', 'closingtime',get_string('mod_form_field_closingtime', 'bigbluebuttonbn'), ['optional' => true]);$mform->setDefault('closingtime', 0);}/*** Function for showing an element.** @param MoodleQuickForm $mform* @param string $type* @param string $name* @param string|null $datatype* @param string|null $descriptionkey* @param mixed|null $defaultvalue* @param array|null $options* @param array|null $rule* @return void*/private function bigbluebuttonbn_mform_add_element(MoodleQuickForm &$mform, string $type, string $name, ?string $datatype,?string $descriptionkey = "", $defaultvalue = null, ?array $options = null, ?array $rule = null): void {$datatype = $datatype ?? 'hidden';if ($type === 'hidden' || $type === 'static') {$mform->addElement($type, $name, $defaultvalue);$mform->setType($name, $datatype);return;}if ($descriptionkey) {$mform->addElement($type, $name, get_string($descriptionkey, 'bigbluebuttonbn'), $options);if (get_string_manager()->string_exists($descriptionkey . '_help', 'bigbluebuttonbn')) {$mform->addHelpButton($name, $descriptionkey, 'bigbluebuttonbn');}}if (!empty($rule)) {$mform->addRule($name, $rule['message'], $rule['type'], $rule['rule'], $rule['validator']);}$mform->setDefault($name, $defaultvalue);$mform->setType($name, $datatype);}/*** Definition after data** Here just to tweak form group in completion that should not be frozen. This avoid* unwanted warnings.*/public function definition_after_data() {parent::definition_after_data();foreach ($this->formextensions as $formextension) {$formextension->definition_after_data();}}/*** Add subplugins form elements* @return void*/private function add_subplugins_elements() {foreach ($this->formextensions as $formextension) {$formextension->add_fields();}}}