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mod_form.php
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mod_form.php
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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/>.
/**
* Group self selection instance configuration
*
* @package mod_groupselect
* @copyright 2018 HTW Chur Roger Barras
* @copyright 2008-2011 Petr Skoda (http://skodak.org)
* @copyright 2014 Tampere University of Technology, P. Pyykkönen (pirkka.pyykkonen ÄT tut.fi)
* @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');
/**
* Groupselect settings form.
*
* @copyright 2018 HTW Chur Roger Barras
* @copyright 2008-2011 Petr Skoda (http://skodak.org)
* @copyright 2014 Tampere University of Technology, P. Pyykkönen (pirkka.pyykkonen ÄT tut.fi)
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class mod_groupselect_mod_form extends moodleform_mod {
public function definition() {
global $CFG, $COURSE, $DB; // TODO: get rid of the sloppy $COURSE.
$mform = $this->_form;
$config = get_config('groupselect');
$mform->addElement('header', 'general', get_string('general', 'form'));
$mform->addElement('text', 'name', get_string('name'), array('size' => '48'));
if (!empty($CFG->formatstringstriptags)) {
$mform->setType('name', PARAM_TEXT);
} else {
$mform->setType('name', PARAM_CLEANHTML);
}
$mform->addRule('name', null, 'required', null, 'client');
$this->standard_intro_elements();
// -------------------------------------------------------
$options = array();
$options[0] = get_string('fromallgroups', 'mod_groupselect');
if ($groupings = groups_get_all_groupings($COURSE->id)) {
foreach ($groupings as $grouping) {
$options[$grouping->id] = format_string($grouping->name);
}
}
$roles = $DB->get_records("role");
$supervisionroles = role_get_names(context_system::instance(), ROLENAME_ALIAS, true);
$mform->addElement('date_time_selector', 'timeavailable', get_string('timeavailable', 'mod_groupselect'),
array('optional' => true));
$mform->setDefault('timeavailable', 0);
$mform->addElement('date_time_selector', 'timedue', get_string('timedue', 'mod_groupselect'), array('optional' => true));
$mform->setDefault('timedue', 0);
$mform->addElement('select', 'targetgrouping', get_string('targetgrouping', 'mod_groupselect'), $options);
// Min. members.
$mform->addElement('text', 'minmembers', get_string('minmembers', 'mod_groupselect'), array('size' => '4'));
$mform->setType('minmembers', PARAM_INT);
$mform->setDefault('minmembers', $config->minmembers);
$mform->addHelpButton('minmembers', 'minmembers', 'mod_groupselect');
// Max. members
$mform->addElement('text', 'maxmembers', get_string('maxmembers', 'mod_groupselect'), array('size' => '4'));
$mform->setType('maxmembers', PARAM_INT);
$mform->setDefault('maxmembers', $config->maxmembers);
$mform->addHelpButton('maxmembers', 'maxmembers', 'mod_groupselect');
// Multi group selection
$mform->addElement('text', 'maxgroupmembership', get_string('maxgroupmembership', 'mod_groupselect'), array('size' => '4'));
$mform->setType('maxgroupmembership', PARAM_INT);
$mform->setDefault('maxgroupmembership', $config->maxgroupmembership);
$mform->addHelpButton('maxgroupmembership', 'maxgroupmembership', 'mod_groupselect');
// -------------------------------------------------------
// Enable Permissions.
// -------------------------------------------------------
$mform->addElement('header', 'permissions', get_string('enablepermissions', 'mod_groupselect'));
$mform->setExpanded('permissions', true);
// Join.
$mform->addElement('advcheckbox', 'studentcanjoin', get_string('studentcanjoin', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('studentcanjoin', 'studentcanjoin', 'mod_groupselect');
$mform->setDefault('studentcanjoin', $config->studentcanjoin);
// Leave.
$mform->addElement('advcheckbox', 'studentcanleave', get_string('studentcanleave', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('studentcanleave', 'studentcanleave', 'mod_groupselect');
$mform->setDefault('studentcanleave', $config->studentcanleave);
// Create.
$mform->addElement('advcheckbox', 'studentcancreate', get_string('studentcancreate', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('studentcancreate', 'studentcancreate', 'mod_groupselect');
$mform->setDefault('studentcancreate', $config->studentcancreate);
// Group name.
$mform->addElement('advcheckbox', 'studentcansetgroupname', get_string('studentcansetgroupname', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('studentcansetgroupname', 'studentcansetgroupname', 'mod_groupselect');
$mform->setDefault('studentcansetgroupname', $config->studentcansetgroupname);
$mform->disabledIf('studentcansetgroupname', 'studentcancreate', 'notchecked');
// Group description.
$mform->addElement('advcheckbox', 'studentcansetdesc', get_string('studentcansetdesc', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('studentcansetdesc', 'studentcansetdesc', 'mod_groupselect');
$mform->setDefault('studentcansetdesc', $config->studentcansetdesc);
$mform->disabledIf('studentcansetdesc', 'studentcancreate', 'notchecked');
// Enroll password.
$mform->addElement('advcheckbox', 'studentcansetenrolmentkey', get_string('studentcansetenrolmentkey', 'mod_groupselect'),
'', array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('studentcansetenrolmentkey', 'studentcansetenrolmentkey', 'mod_groupselect');
$mform->setDefault('studentcansetenrolmentkey', $config->studentcansetenrolmentkey);
$mform->disabledIf('studentcansetenrolmentkey', 'studentcancreate', 'notchecked');
// -------------------------------------------------------
// Miscellaneous.
// -------------------------------------------------------
$mform->addElement('header', 'miscellaneous', get_string('miscellaneoussettings', 'mod_groupselect'));
$mform->setExpanded('miscellaneous', true);
// Assign supervisor.
$mform->addElement('advcheckbox', 'assignteachers', get_string('assigngroup', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('assignteachers', 'assigngroup', 'mod_groupselect');
$mform->setDefault('assignteachers', $config->assignteachers);
// Supervisor role.
$mform->addElement('select', 'supervisionrole', get_string('supervisionrole', 'mod_groupselect'), $supervisionroles);
$mform->setDefault('supervisionrole', $config->supervisionrole);
$mform->addHelpButton('supervisionrole', 'supervisionrole', 'mod_groupselect');
// Show supervisor.
$mform->addElement('advcheckbox', 'showassignedteacher', get_string('showassignedteacher', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('showassignedteacher', 'showassignedteacher', 'mod_groupselect');
$mform->setDefault('showassignedteacher', $config->showassignedteacher);
$mform->disabledIf('showassignedteacher', 'assignteachers', 'notchecked');
// Hide full group.
$mform->addElement('advcheckbox', 'hidefullgroups', get_string('hidefullgroups', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('hidefullgroups', 'hidefullgroups', 'mod_groupselect');
$mform->setDefault('hidefullgroups', $config->hidefullgroups);
// Notify expired group selection.
$mform->addElement('advcheckbox', 'notifyexpiredselection', get_string('notifyexpiredselection', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('notifyexpiredselection', 'notifyexpiredselection', 'mod_groupselect');
$mform->setDefault('notifyexpiredselection', $config->notifyexpiredselection);
// Delete empty groups.
$mform->addElement('advcheckbox', 'deleteemptygroups', get_string('deleteemptygroups', 'mod_groupselect'), '',
array('optional' => true, 'group' => null), array(0, 1));
$mform->addHelpButton('deleteemptygroups', 'deleteemptygroups', 'mod_groupselect');
$mform->setDefault('deleteemptygroups', $config->deleteemptygroups);
// -------------------------------------------------------
// buttons
// -------------------------------------------------------
$this->standard_coursemodule_elements();
// -------------------------------------------------------
$this->add_action_buttons();
}
public function validation($data, $files) {
$errors = parent::validation($data, $files);
$maxgroupmembership = $data['maxgroupmembership'];
$maxmembers = $data['maxmembers'];
$minmembers = $data['minmembers'];
$timeavailable = $data['timeavailable'];
$timedue = $data['timedue'];
if ($maxmembers < 0) {
$errors['maxmembers'] = get_string('maxmembers_error_low', 'mod_groupselect');
}
if ($minmembers < 0) {
$errors['minmembers'] = get_string('minmembers_error_low', 'mod_groupselect');
}
if ($minmembers > $maxmembers && $maxmembers != 0) {
$errors['minmembers'] = get_string('minmembers_error_bigger_maxmembers', 'mod_groupselect');
$errors['maxmembers'] = get_string('maxmembers_error_smaller_minmembers', 'mod_groupselect');
}
if ($timeavailable >= $timedue && $timeavailable > 0 && $timedue > 0 ) {
$errors['timeavailable'] = get_string('timeavailable_error_past_timedue', 'mod_groupselect');
$errors['timedue'] = get_string('timedue_error_pre_timeavailable', 'mod_groupselect');
}
if ($maxgroupmembership < 1) {
$errors['maxgroupmembership'] = get_string('maxgroupmembership_error_low', 'mod_groupselect');
}
return $errors;
}
}