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efrain |
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<?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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* An override grade checkbox element
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*
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* @package gradereport_singleview
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* @copyright 2014 Moodle Pty Ltd (http://moodle.com)
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace gradereport_singleview\local\ui;
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defined('MOODLE_INTERNAL') || die;
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/**
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* An override grade checkbox element
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*
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* @package gradereport_singleview
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* @copyright 2014 Moodle Pty Ltd (http://moodle.com)
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class override extends grade_attribute_format implements be_checked, be_disabled, be_readonly {
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/**
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* The name for this input
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* @var string $name
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*/
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public $name = 'override';
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/**
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* Is this input checked
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*
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* @return bool
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*/
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public function is_checked(): bool {
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return $this->grade->is_overridden();
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}
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/**
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* Is this input disabled
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*
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* @return bool
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*/
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public function is_disabled(): bool {
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$lockedgrade = $lockedgradeitem = 0;
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if (!empty($this->grade->locked)) {
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$lockedgrade = 1;
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}
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if (!empty($this->grade->grade_item->locked)) {
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$lockedgradeitem = 1;
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}
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return ($lockedgrade || $lockedgradeitem);
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}
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/**
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* Return true if this is read-only.
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*
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* @return bool
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*/
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public function is_readonly(): bool {
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global $USER;
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return empty($USER->editing);
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}
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/**
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* Get the label for this form element.
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*
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* @return string
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*/
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public function get_label(): string {
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if (!isset($this->grade->label)) {
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$this->grade->label = '';
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}
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return $this->grade->label;
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}
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/**
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* Generate the element for this form input.
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*
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* @return element
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*/
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public function determine_format(): element {
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if (!$this->grade->grade_item->is_overridable_item()) {
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return new empty_element();
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}
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return new checkbox_attribute(
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$this->get_name(),
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$this->get_label(),
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$this->is_checked(),
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$this->is_disabled(),
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$this->is_readonly()
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);
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}
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/**
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* Save the modified value of this form element.
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*
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* @param string $value The new value to set
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* @return mixed string|false Any error message
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*/
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public function set($value) {
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if (empty($this->grade->id)) {
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return false;
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}
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$state = !($value == 0);
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$this->grade->set_overridden($state);
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$this->grade->grade_item->force_regrading();
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return false;
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}
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}
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