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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/>.
/**
* A moodleform to allow the editing of a user's grade for a particular activity
*
* @package core_grades
* @copyright 2007 Petr Skoda
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
if (!defined('MOODLE_INTERNAL')) {
die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
}
require_once $CFG->libdir.'/formslib.php';
class edit_grade_form extends moodleform {
function definition() {
global $CFG, $COURSE, $DB;
$mform =& $this->_form;
$grade_item = $this->_customdata['grade_item'];
$gpr = $this->_customdata['gpr'];
if ($grade_item->is_course_item()) {
$grade_category = null;
} else if ($grade_item->is_category_item()) {
$grade_category = $grade_item->get_item_category();
$grade_category = $grade_category->get_parent_category();
} else {
$grade_category = $grade_item->get_parent_category();
}
/// information fields
$mform->addElement('static', 'user', get_string('user'));
$mform->addElement('static', 'itemname', get_string('itemname', 'grades'));
$mform->addElement('checkbox', 'overridden', get_string('overridden', 'grades'));
$mform->addHelpButton('overridden', 'overridden', 'grades');
/// actual grade - numeric or scale
if ($grade_item->gradetype == GRADE_TYPE_VALUE) {
// numeric grade
$mform->addElement('text', 'finalgrade', get_string('finalgrade', 'grades'));
$mform->addHelpButton('finalgrade', 'finalgrade', 'grades');
$mform->disabledIf('finalgrade', 'overridden', 'notchecked');
} else if ($grade_item->gradetype == GRADE_TYPE_SCALE) {
// scale grade
$scaleopt = array();
if (empty($grade_item->outcomeid)) {
$scaleopt[-1] = get_string('nograde');
} else {
$scaleopt[-1] = get_string('nooutcome', 'grades');
}
$i = 1;
if ($scale = $DB->get_record('scale', array('id' => $grade_item->scaleid))) {
foreach (explode(",", $scale->scale) as $option) {
$scaleopt[$i] = $option;
$i++;
}
}
$mform->addElement('select', 'finalgrade', get_string('finalgrade', 'grades'), $scaleopt);
$mform->addHelpButton('finalgrade', 'finalgrade', 'grades');
$mform->disabledIf('finalgrade', 'overridden', 'notchecked');
}
if ($grade_category and $grade_category->aggregation == GRADE_AGGREGATE_SUM) {
$mform->addElement('advcheckbox', 'excluded', get_string('excluded', 'grades'), '<small>('.get_string('warningexcludedsum', 'grades').')</small>');
} else {
$mform->addElement('advcheckbox', 'excluded', get_string('excluded', 'grades'));
}
$mform->addHelpButton('excluded', 'excluded', 'grades');
/// hiding
/// advcheckbox is not compatible with disabledIf !!
$mform->addElement('checkbox', 'hidden', get_string('hidden', 'grades'));
$mform->addHelpButton('hidden', 'hidden', 'grades');
$mform->addElement('date_time_selector', 'hiddenuntil', get_string('hiddenuntil', 'grades'), array('optional'=>true));
$mform->disabledIf('hidden', 'hiddenuntil[off]', 'notchecked');
/// locking
$mform->addElement('advcheckbox', 'locked', get_string('locked', 'grades'));
$mform->addHelpButton('locked', 'locked', 'grades');
$mform->addElement('date_time_selector', 'locktime', get_string('locktime', 'grades'), array('optional'=>true));
$mform->disabledIf('locktime', 'gradetype', 'eq', GRADE_TYPE_NONE);
// Feedback format is automatically converted to html if user has enabled editor
$feedbackoptions = array('maxfiles'=>0, 'maxbytes'=>0); //TODO: no files here for now, if ever gets implemented use component 'grade' and filearea 'feedback'
$mform->addElement('editor', 'feedback', get_string('feedback', 'grades'), null, $feedbackoptions);
$mform->addHelpButton('feedback', 'feedback', 'grades');
$mform->setType('text', PARAM_RAW); // to be cleaned before display, no XSS risk
// hidden params
$mform->addElement('hidden', 'oldgrade');
$mform->setType('oldgrade', PARAM_RAW);
$mform->addElement('hidden', 'oldfeedback');
$mform->setType('oldfeedback', PARAM_RAW);
$mform->addElement('hidden', 'id', 0);
$mform->setType('id', PARAM_INT);
$mform->addElement('hidden', 'itemid', 0);
$mform->setType('itemid', PARAM_INT);
$mform->addElement('hidden', 'userid', 0);
$mform->setType('userid', PARAM_INT);
$mform->addElement('hidden', 'courseid', $COURSE->id);
$mform->setType('courseid', PARAM_INT);
/// add return tracking info
$gpr->add_mform_elements($mform);
//-------------------------------------------------------------------------------
// buttons
$this->add_action_buttons();
}
function definition_after_data() {
global $CFG, $COURSE, $DB;
$context = context_course::instance($COURSE->id);
$mform =& $this->_form;
$grade_item = $this->_customdata['grade_item'];
// fill in user name if user still exists
$userid = $mform->getElementValue('userid');
if ($user = $DB->get_record('user', array('id' => $userid))) {
$username = '<a href="'.$CFG->wwwroot.'/user/view.php?id='.$userid.'">'.fullname($user).'</a>';
$user_el =& $mform->getElement('user');
$user_el->setValue($username);
}
// add activity name + link
if ($grade_item->itemtype == 'mod') {
$cm = get_coursemodule_from_instance($grade_item->itemmodule, $grade_item->iteminstance, $grade_item->courseid);
$itemname = '<a href="'.$CFG->wwwroot.'/mod/'.$grade_item->itemmodule.'/view.php?id='.$cm->id.'">'.$grade_item->get_name().'</a>';
} else {
$itemname = $grade_item->get_name();
}
$itemname_el =& $mform->getElement('itemname');
$itemname_el->setValue($itemname);
// access control - disable not allowed elements
if (!has_capability('moodle/grade:manage', $context)) {
$mform->hardFreeze('excluded');
}
if (!has_capability('moodle/grade:manage', $context) and !has_capability('moodle/grade:hide', $context)) {
$mform->hardFreeze('hidden');
$mform->hardFreeze('hiddenuntil');
}
$old_grade_grade = new grade_grade(array('itemid'=>$grade_item->id, 'userid'=>$userid));
if (!$grade_item->is_overridable_item()) {
$mform->removeElement('overridden');
}
if ($grade_item->is_hidden()) {
$mform->hardFreeze('hidden');
}
if ($old_grade_grade->is_locked()) {
if ($grade_item->is_locked()) {
$mform->hardFreeze('locked');
$mform->hardFreeze('locktime');
}
$mform->hardFreeze('overridden');
$mform->hardFreeze('finalgrade');
$mform->hardFreeze('feedback');
} else {
if (empty($old_grade_grade->id)) {
$old_grade_grade->locked = $grade_item->locked;
$old_grade_grade->locktime = $grade_item->locktime;
}
if (($old_grade_grade->locked or $old_grade_grade->locktime)
and (!has_capability('moodle/grade:manage', $context) and !has_capability('moodle/grade:unlock', $context))) {
$mform->hardFreeze('locked');
$mform->hardFreeze('locktime');
} else if ((!$old_grade_grade->locked and !$old_grade_grade->locktime)
and (!has_capability('moodle/grade:manage', $context) and !has_capability('moodle/grade:lock', $context))) {
$mform->hardFreeze('locked');
$mform->hardFreeze('locktime');
}
}
}
}
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