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115 lines
4.1 KiB
115 lines
4.1 KiB
<?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 creating and editing groupings.
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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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if (!defined('MOODLE_INTERNAL')) {
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die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
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}
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require_once($CFG->dirroot.'/lib/formslib.php');
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/**
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* Grouping 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 grouping_form extends moodleform {
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/**
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* Form definition
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*/
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function definition () {
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global $USER, $CFG, $COURSE;
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$coursecontext = context_course::instance($COURSE->id);
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$mform =& $this->_form;
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$editoroptions = $this->_customdata['editoroptions'];
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$mform->addElement('header', 'general', get_string('general', 'form'));
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$mform->addElement('text','name', get_string('groupingname', 'group'),'maxlength="254" size="50"');
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$mform->addRule('name', get_string('required'), 'required', null, 'server');
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$mform->setType('name', PARAM_TEXT);
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$mform->addElement('text','idnumber', get_string('idnumbergrouping'), 'maxlength="100" size="10"');
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$mform->addHelpButton('idnumber', 'idnumbergrouping');
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$mform->setType('idnumber', PARAM_RAW);
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if (!has_capability('moodle/course:changeidnumber', $coursecontext)) {
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$mform->hardFreeze('idnumber');
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}
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$mform->addElement('editor', 'description_editor', get_string('groupingdescription', 'group'), null, $editoroptions);
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$mform->setType('description_editor', PARAM_RAW);
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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 $errors An array of validataion errors for the form.
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*/
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function validation($data, $files) {
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global $COURSE, $DB;
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$errors = parent::validation($data, $files);
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$name = trim($data['name']);
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if (isset($data['idnumber'])) {
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$idnumber = trim($data['idnumber']);
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} else {
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$idnumber = '';
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}
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if ($data['id'] and $grouping = $DB->get_record('groupings', array('id'=>$data['id']))) {
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if (core_text::strtolower($grouping->name) != core_text::strtolower($name)) {
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if (groups_get_grouping_by_name($COURSE->id, $name)) {
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$errors['name'] = get_string('groupingnameexists', 'group', $name);
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}
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}
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if (!empty($idnumber) && $grouping->idnumber != $idnumber) {
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if (groups_get_grouping_by_idnumber($COURSE->id, $idnumber)) {
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$errors['idnumber']= get_string('idnumbertaken');
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}
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}
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} else if (groups_get_grouping_by_name($COURSE->id, $name)) {
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$errors['name'] = get_string('groupingnameexists', 'group', $name);
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} else if (!empty($idnumber) && groups_get_grouping_by_idnumber($COURSE->id, $idnumber)) {
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$errors['idnumber']= get_string('idnumbertaken');
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}
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return $errors;
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}
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}
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