mirrored from git://git.moodle.org/moodle.git
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edit_form.php
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edit_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/>.
/**
* This file defines an mform to edit rubric grading strategy forms.
*
* @package workshopform_rubric
* @copyright 2009 David Mudrak <david.mudrak@gmail.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once(dirname(dirname(__FILE__)).'/edit_form.php'); // parent class definition
/**
* Class for editing rubric grading strategy forms.
*
* @uses moodleform
*/
class workshop_edit_rubric_strategy_form extends workshop_edit_strategy_form {
const MINLEVELS = 4;
const ADDLEVELS = 2;
/**
* Define the elements to be displayed at the form
*
* Called by the parent::definition()
*
* @return void
*/
protected function definition_inner(&$mform) {
$norepeats = $this->_customdata['norepeats']; // number of dimensions to display
$descriptionopts = $this->_customdata['descriptionopts']; // wysiwyg fields options
$current = $this->_customdata['current']; // current data to be set
$mform->addElement('hidden', 'norepeats', $norepeats);
$mform->setType('norepeats', PARAM_INT);
// value not to be overridden by submitted value
$mform->setConstants(array('norepeats' => $norepeats));
$levelgrades = array();
for ($i = 100; $i >= 0; $i--) {
$levelgrades[$i] = $i;
}
for ($i = 0; $i < $norepeats; $i++) {
$mform->addElement('header', 'dimension'.$i, get_string('dimensionnumber', 'workshopform_rubric', $i+1));
$mform->addElement('hidden', 'dimensionid__idx_'.$i);
$mform->setType('dimensionid__idx_'.$i, PARAM_INT);
$mform->addElement('editor', 'description__idx_'.$i.'_editor',
get_string('dimensiondescription', 'workshopform_rubric'), '', $descriptionopts);
if (isset($current->{'numoflevels__idx_' . $i})) {
$numoflevels = max($current->{'numoflevels__idx_' . $i} + self::ADDLEVELS, self::MINLEVELS);
} else {
$numoflevels = self::MINLEVELS;
}
$prevlevel = -1;
for ($j = 0; $j < $numoflevels; $j++) {
$mform->addElement('hidden', 'levelid__idx_' . $i . '__idy_' . $j);
$mform->setType('levelid__idx_' . $i . '__idy_' . $j, PARAM_INT);
$levelgrp = array();
$levelgrp[] = $mform->createElement('select', 'grade__idx_'.$i.'__idy_'.$j,'', $levelgrades);
$levelgrp[] = $mform->createElement('textarea', 'definition__idx_'.$i.'__idy_'.$j, '', array('cols' => 60, 'rows' => 3));
$mform->addGroup($levelgrp, 'level__idx_'.$i.'__idy_'.$j, get_string('levelgroup', 'workshopform_rubric'), array(' '), false);
$mform->setDefault('grade__idx_'.$i.'__idy_'.$j, $prevlevel + 1);
if (isset($current->{'grade__idx_'.$i.'__idy_'.$j})) {
$prevlevel = $current->{'grade__idx_'.$i.'__idy_'.$j};
} else {
$prevlevel++;
}
}
}
$mform->registerNoSubmitButton('adddims');
$mform->addElement('submit', 'adddims', get_string('addmoredimensions', 'workshopform_rubric',
workshop_rubric_strategy::ADDDIMS));
$mform->closeHeaderBefore('adddims');
$mform->addElement('header', 'configheader', get_string('configuration', 'workshopform_rubric'));
$layoutgrp = array();
$layoutgrp[] = $mform->createElement('radio', 'config_layout', '',
get_string('layoutlist', 'workshopform_rubric'), 'list');
$layoutgrp[] = $mform->createElement('radio', 'config_layout', '',
get_string('layoutgrid', 'workshopform_rubric'), 'grid');
$mform->addGroup($layoutgrp, 'layoutgrp', get_string('layout', 'workshopform_rubric'), array('<br />'), false);
$mform->setDefault('config_layout', 'list');
$this->set_data($current);
}
/**
* Provide validation rules for the rubric editor form.
*
* @param array $data
* @param array $files
* @return array
*/
protected function validation_inner($data, $files) {
$errors = array();
// Iterate over all submitted dimensions (criteria).
for ($i = 0; isset($data['dimensionid__idx_'.$i]); $i++) {
$dimgrades = array();
if (0 == strlen(trim($data['description__idx_'.$i.'_editor']['text']))) {
// The description text is empty and this criterion will be deleted.
continue;
}
// Make sure the levels grades are unique within the criterion.
for ($j = 0; isset($data['levelid__idx_'.$i.'__idy_'.$j]); $j++) {
if (0 == strlen(trim($data['definition__idx_'.$i.'__idy_'.$j]))) {
// The level definition is empty and will not be saved.
continue;
}
$levelgrade = $data['grade__idx_'.$i.'__idy_'.$j];
if (isset($dimgrades[$levelgrade])) {
// This grade has already been set for another level.
$k = $dimgrades[$levelgrade];
$errors['level__idx_'.$i.'__idy_'.$j] = $errors['level__idx_'.$i.'__idy_'.$k] = get_string('mustbeunique',
'workshopform_rubric');
} else {
$dimgrades[$levelgrade] = $j;
}
}
}
return $errors;
}
}