moodle-mod_htmlcert/element/categoryname/classes/element.php
2018-06-06 22:58:47 +08:00

84 lines
3 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 categoryname's core interaction API.
*
* @package customcertelement_categoryname
* @copyright 2013 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace customcertelement_categoryname;
defined('MOODLE_INTERNAL') || die();
/**
* The customcert element categoryname's core interaction API.
*
* @package customcertelement_categoryname
* @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 {
/**
* 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, $user) {
\mod_customcert\element_helper::render_content($pdf, $this, self::get_category_name($this->get_id()));
}
/**
* 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() {
global $COURSE;
$categoryname = format_string($COURSE->fullname, true, ['context' => \context_course::instance($COURSE->id)]);
return \mod_customcert\element_helper::render_html_content($this, $categoryname);
}
/**
* Helper function that returns the category name.
*
* @param int $elementid
* @return string
*/
protected static function get_category_name($elementid) {
global $DB, $SITE;
$courseid = \mod_customcert\element_helper::get_courseid($elementid);
$course = get_course($courseid);
// Check that there is a course category available.
if (!empty($course->category)) {
$categoryname = $DB->get_field('course_categories', 'name', array('id' => $course->category), MUST_EXIST);
return format_string($categoryname, true, ['context' => \context_course::instance($courseid)]);
} else { // Must be in a site template.
return format_string($SITE->fullname, true, ['context' => \context_system::instance()]);
}
}
}