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Developer Documentation

See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
<?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/>.

/**
 * Grade export key edit page.
 *
 * @package   moodlecore
 * @copyright 2008 Petr Skoda
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once('../../config.php');
require_once('key_form.php');
require_once($CFG->dirroot.'/grade/lib.php');

/// get url variables
$courseid = optional_param('courseid', 0, PARAM_INT);
$id       = optional_param('id', 0, PARAM_INT); // The key's id
$delete   = optional_param('delete', 0, PARAM_BOOL);
$confirm  = optional_param('confirm', 0, PARAM_BOOL);

$PAGE->set_url('/grade/export/key.php', array('id' => $id, 'courseid' => $courseid));

if ($id) {
    if (!$key = $DB->get_record('user_private_key', array('id' => $id))) {
< print_error('invalidgroupid');
> throw new \moodle_exception('invalidgroupid');
} if (empty($courseid)) { $courseid = $key->instance; } else if ($courseid != $key->instance) {
< print_error('invalidcourseid');
> throw new \moodle_exception('invalidcourseid');
} if (!$course = $DB->get_record('course', array('id'=>$courseid))) {
< print_error('invalidcourseid');
> throw new \moodle_exception('invalidcourseid');
} } else { if (!$course = $DB->get_record('course', array('id'=>$courseid))) {
< print_error('invalidcourseid');
> throw new \moodle_exception('invalidcourseid');
} $key = new stdClass(); } $key->courseid = $course->id; require_login($course); $context = context_course::instance($course->id); require_capability('moodle/grade:export', $context); // Check if the user has at least one grade publishing capability. $plugins = grade_helper::get_plugins_export($course->id); if (!isset($plugins['keymanager'])) {
< print_error('nopermissions');
> throw new \moodle_exception('nopermissions');
} // extra security check if (!empty($key->userid) and $USER->id != $key->userid) {
< print_error('notownerofkey');
> throw new \moodle_exception('notownerofkey');
} $returnurl = $CFG->wwwroot.'/grade/export/keymanager.php?id='.$course->id; $strkeys = get_string('keymanager', 'userkey'); $strexportgrades = get_string('export', 'grades'); $PAGE->navbar->add($strexportgrades, new moodle_url('/grade/export/index.php', ['id' => $courseid])); $PAGE->navbar->add($strkeys, new moodle_url('/grade/export/keymanager.php', ['id' => $courseid])); if ($id and $delete) { if (!$confirm) { $PAGE->set_title(get_string('deleteselectedkey')); $PAGE->set_heading($course->fullname); $PAGE->set_secondary_active_tab('grades'); $PAGE->navbar->add(get_string('deleteuserkey', 'userkey')); echo $OUTPUT->header(); $optionsyes = array('id'=>$id, 'delete'=>1, 'courseid'=>$courseid, 'sesskey'=>sesskey(), 'confirm'=>1); $optionsno = array('id'=>$courseid); $formcontinue = new single_button(new moodle_url('key.php', $optionsyes), get_string('yes'), 'get'); $formcancel = new single_button(new moodle_url('keymanager.php', $optionsno), get_string('no'), 'get'); echo $OUTPUT->confirm(get_string('deletekeyconfirm', 'userkey', $key->value), $formcontinue, $formcancel); echo $OUTPUT->footer(); die; } else if (confirm_sesskey()){ $DB->delete_records('user_private_key', array('id' => $id)); redirect('keymanager.php?id='.$course->id); } } /// First create the form $editform = new key_form(); $editform->set_data($key); if ($editform->is_cancelled()) { redirect($returnurl); } elseif ($data = $editform->get_data()) { if ($data->id) { $record = new stdClass(); $record->id = $data->id; $record->iprestriction = $data->iprestriction; $record->validuntil = $data->validuntil; $DB->update_record('user_private_key', $record); } else { create_user_key('grade/export', $USER->id, $course->id, $data->iprestriction, $data->validuntil); } redirect($returnurl); } if ($id) { $strheading = get_string('edituserkey', 'userkey'); } else { $strheading = get_string('createuserkey', 'userkey'); } $PAGE->navbar->add($strheading); /// Print header $PAGE->set_title($strkeys); $PAGE->set_heading($course->fullname); $PAGE->set_secondary_active_tab('grades'); echo $OUTPUT->header(); echo $OUTPUT->heading($strheading); $editform->display(); echo $OUTPUT->footer();