moodle-mod_htmlcert/element/gradeitemname/classes/element.php
2020-05-08 17:40:26 +02:00

150 lines
4.7 KiB
PHP

<?php
// This file is part of the customcert module for 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 contains the customcert element gradeitemname's core interaction API.
*
* @package customcertelement_gradeitemname
* @copyright 2013 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace customcertelement_gradeitemname;
defined('MOODLE_INTERNAL') || die();
/**
* The customcert element gradeitemname's core interaction API.
*
* @package customcertelement_gradeitemname
* @copyright 2013 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class element extends \mod_customcert\element {
/**
* This function renders the form elements when adding a customcert element.
*
* @param \MoodleQuickForm $mform the edit_form instance
*/
public function render_form_elements($mform) {
global $COURSE;
$mform->addElement('select', 'gradeitem', get_string('gradeitem', 'customcertelement_gradeitemname'),
\mod_customcert\element_helper::get_grade_items($COURSE));
$mform->addHelpButton('gradeitem', 'gradeitem', 'customcertelement_gradeitemname');
parent::render_form_elements($mform);
}
/**
* This will handle how form data will be saved into the data column in the
* customcert_elements table.
*
* @param \stdClass $data the form data
* @return string the text
*/
public function save_unique_data($data) {
if (!empty($data->gradeitem)) {
return $data->gradeitem;
}
return '';
}
/**
* Handles rendering the element on the pdf.
*
* @param \pdf $pdf the pdf object
* @param bool $preview true if it is a preview, false otherwise
* @param \stdClass $user the user we are rendering this for
*/
public function render($pdf, $preview, $user) {
// Check that the grade item is not empty.
if (!empty($this->get_data())) {
\mod_customcert\element_helper::render_content($pdf, $this, $this->get_grade_item_name());
}
}
/**
* Render the element in html.
*
* This function is used to render the element when we are using the
* drag and drop interface to position it.
*
* @return string the html
*/
public function render_html() {
// Check that the grade item is not empty.
if (!empty($this->get_data())) {
return \mod_customcert\element_helper::render_html_content($this, $this->get_grade_item_name());
}
return '';
}
/**
* Sets the data on the form when editing an element.
*
* @param \MoodleQuickForm $mform the edit_form instance
*/
public function definition_after_data($mform) {
if (!empty($this->get_data())) {
$element = $mform->getElement('gradeitem');
$element->setValue($this->get_data());
}
parent::definition_after_data($mform);
}
/**
* Helper function that returns the grade item name.
*
* @return string
*/
protected function get_grade_item_name() : string {
global $DB;
$gradeitem = $this->get_data();
if (strpos($gradeitem, 'gradeitem:') === 0) {
$gradeitemid = substr($gradeitem, 10);
$gradeitem = \grade_item::fetch(['id' => $gradeitemid]);
return $gradeitem->get_name();
} else {
if (!$cm = $DB->get_record('course_modules', array('id' => $gradeitem))) {
return '';
}
if (!$module = $DB->get_record('modules', array('id' => $cm->module))) {
return '';
}
$params = [
'itemtype' => 'mod',
'itemmodule' => $module->name,
'iteminstance' => $cm->instance,
'courseid' => $cm->course,
'itemnumber' => 0
];
$gradeitem = \grade_item::fetch($params);
return $gradeitem->get_name();
}
}
}