recompletion.php

<?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/>.

/**
 * Edit course recompletion settings
 *
 * @package     local_recompletion
 * @copyright   2017 Dan Marsden
 * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once(__DIR__.'/../../config.php');
require_once($CFG->dirroot.'/course/lib.php');
require_once($CFG->libdir.'/completionlib.php');
require_once($CFG->libdir.'/formslib.php');

$id = required_param('id', PARAM_INT);

// Perform some basic access control checks.
if ($id) {
    if ($id == SITEID) {
        // Don't allow editing of 'site course' using this form.
        print_error('cannoteditsiteform');
    }

    if (!$course = $DB->get_record('course', array('id' => $id))) {
        print_error('invalidcourseid');
    }
    require_login($course);
    $context = context_course::instance($course->id);
    require_capability('local/recompletion:manage', $context);

    $completion = new completion_info($course);

    // Check if completion is enabled site-wide, or for the course.
    if (!$completion->is_enabled()) {
        print_error('completionnotenabled', 'local_recompletion');
    }

} else {
    require_login();
    print_error('needcourseid');
}

// Set up the page.
$PAGE->set_course($course);
$PAGE->set_url('/local/recompletion/recompletion.php', array('id' => $course->id));
$PAGE->set_title($course->shortname);
$PAGE->set_heading($course->fullname);
$PAGE->set_pagelayout('admin');

$existing = $DB->get_record('local_recompletion', array('course' => $course->id));

// Create the settings form instance.
$form = new local_recompletion_recompletion_form('recompletion.php?id='.$id, array('course' => $course));

if ($form->is_cancelled()) {
    redirect($CFG->wwwroot.'/course/view.php?id='.$course->id);

} else if ($data = $form->get_data()) {
    if (empty($existing)) {
        $recompletion = new stdClass();
        $recompletion->course = $course->id;
        $recompletion->enable = $data->enable;
        $recompletion->recompletionduration = $data->recompletionduration;
        $DB->insert_record('local_recompletion', $recompletion);
    } else {
        $existing->enable = isset($data->enable) ? $data->enable : 0;
        $existing->recompletionduration = $data->recompletionduration;
        $DB->update_record('local_recompletion', $existing);
    }
    // Redirect to the course main page.
    $url = new moodle_url('/course/view.php', array('id' => $course->id));
    redirect($url, get_string('recompletionsettingssaved', 'local_recompletion'));
} else if (!empty($existing)) {
    $form->set_data($existing);
}

// Print the form.
echo $OUTPUT->header();
echo $OUTPUT->heading(get_string('editrecompletion', 'local_recompletion'));

$form->display();

echo $OUTPUT->footer();