9413d65ee0
The images were not loading in the filemanager. This meant that when the element was saved the images would be deleted for that course, affecting existing image elements as well.
118 lines
3.9 KiB
PHP
118 lines
3.9 KiB
PHP
<?php
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// This file is part of the customcert module for 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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defined('MOODLE_INTERNAL') || die('Direct access to this script is forbidden.');
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require_once($CFG->dirroot . '/mod/customcert/element/element.class.php');
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/**
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* The customcert element teachername's core interaction API.
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*
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* @package customcertelement_teachername
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* @copyright 2013 Mark Nelson <markn@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 customcert_element_teachername extends customcert_element_base {
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/**
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* This function renders the form elements when adding a customcert element.
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*
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* @param mod_customcert_edit_element_form $mform the edit_form instance
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*/
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public function render_form_elements($mform) {
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$mform->addElement('select', 'teacher', get_string('teacher', 'customcertelement_teachername'),
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$this->get_list_of_teachers());
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$mform->addHelpButton('teacher', 'teacher', 'customcertelement_teachername');
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parent::render_form_elements($mform);
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}
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/**
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* This will handle how form data will be saved into the data column in the
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* customcert_elements table.
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*
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* @param stdClass $data the form data
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* @return string the text
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*/
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public function save_unique_data($data) {
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return $data->teacher;
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}
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/**
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* Handles rendering the element on the pdf.
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*
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* @param pdf $pdf the pdf object
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* @param bool $preview true if it is a preview, false otherwise
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*/
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public function render($pdf, $preview) {
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global $DB;
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$teacher = $DB->get_record('user', array('id' => $this->element->data));
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$teachername = fullname($teacher);
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parent::render_content($pdf, $teachername);
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}
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/**
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* Render the element in html.
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*
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* This function is used to render the element when we are using the
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* drag and drop interface to position it.
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*/
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public function render_html() {
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global $DB;
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$teacher = $DB->get_record('user', array('id' => $this->element->data));
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$teachername = fullname($teacher);
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return parent::render_html_content($teachername);
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}
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/**
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* Helper function to return the teachers for this course.
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*
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* @return array the list of teachers
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*/
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private function get_list_of_teachers() {
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// When editing this element the cmid will be present in the URL.
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$cmid = required_param('cmid', PARAM_INT);
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// The list of teachers to return.
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$teachers = array();
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// Now return all users who can manage the customcert in this context.
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if ($users = get_users_by_capability(context_module::instance($cmid), 'mod/customcert:manage')) {
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foreach ($users as $user) {
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$teachers[$user->id] = fullname($user);
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}
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}
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return $teachers;
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}
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/**
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* Sets the data on the form when editing an element.
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*
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* @param mod_customcert_edit_element_form $mform the edit_form instance
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*/
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public function definition_after_data($mform) {
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if (!empty($this->element->data)) {
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$this->element->teacher = $this->element->data;
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}
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parent::definition_after_data($mform);
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}
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}
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