mirror of
https://github.com/moodle/moodle.git
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120 lines
4.2 KiB
PHP
120 lines
4.2 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* A form for the creation and editing of groups.
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*
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* @copyright 2006 The Open University, N.D.Freear AT open.ac.uk, J.White AT open.ac.uk
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @package core_group
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*/
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defined('MOODLE_INTERNAL') || die;
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require_once($CFG->dirroot.'/lib/formslib.php');
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/**
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* Group form class
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*
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* @copyright 2006 The Open University, N.D.Freear AT open.ac.uk, J.White AT open.ac.uk
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @package core_group
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*/
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class group_form extends moodleform {
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/**
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* Definition of the form
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*/
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function definition () {
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global $USER, $CFG, $COURSE;
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$mform =& $this->_form;
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$editoroptions = $this->_customdata['editoroptions'];
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$mform->addElement('text','name', get_string('groupname', 'group'),'maxlength="254" size="50"');
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$mform->addRule('name', get_string('required'), 'required', null, 'client');
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$mform->setType('name', PARAM_MULTILANG);
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$mform->addElement('editor', 'description_editor', get_string('groupdescription', 'group'), null, $editoroptions);
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$mform->setType('description_editor', PARAM_RAW);
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$mform->addElement('passwordunmask', 'enrolmentkey', get_string('enrolmentkey', 'group'), 'maxlength="254" size="24"', get_string('enrolmentkey', 'group'));
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$mform->addHelpButton('enrolmentkey', 'enrolmentkey', 'group');
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$mform->setType('enrolmentkey', PARAM_RAW);
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if (!empty($CFG->gdversion)) {
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$options = array(get_string('no'), get_string('yes'));
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$mform->addElement('select', 'hidepicture', get_string('hidepicture'), $options);
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$mform->addElement('filepicker', 'imagefile', get_string('newpicture', 'group'));
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$mform->addHelpButton('imagefile', 'newpicture', 'group');
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}
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$mform->addElement('hidden','id');
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$mform->setType('id', PARAM_INT);
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$mform->addElement('hidden','courseid');
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$mform->setType('courseid', PARAM_INT);
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$this->add_action_buttons();
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}
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/**
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* Form validation
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*
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* @param array $data
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* @param array $files
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* @return array $errors An array of errors
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*/
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function validation($data, $files) {
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global $COURSE, $DB, $CFG;
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$errors = parent::validation($data, $files);
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$name = trim($data['name']);
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if ($data['id'] and $group = $DB->get_record('groups', array('id'=>$data['id']))) {
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if (textlib::strtolower($group->name) != textlib::strtolower($name)) {
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if (groups_get_group_by_name($COURSE->id, $name)) {
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$errors['name'] = get_string('groupnameexists', 'group', $name);
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}
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}
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if (!empty($CFG->groupenrolmentkeypolicy) and $data['enrolmentkey'] != '' and $group->enrolmentkey !== $data['enrolmentkey']) {
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// enforce password policy only if changing password
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$errmsg = '';
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if (!check_password_policy($data['enrolmentkey'], $errmsg)) {
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$errors['enrolmentkey'] = $errmsg;
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}
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}
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} else if (groups_get_group_by_name($COURSE->id, $name)) {
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$errors['name'] = get_string('groupnameexists', 'group', $name);
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}
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return $errors;
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}
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/**
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* Get editor options for this form
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*
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* @return array An array of options
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*/
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function get_editor_options() {
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return $this->_customdata['editoroptions'];
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}
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}
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