Proyectos de Subversion Moodle

<?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/>.

/**

 * Provides the {@see mod_subcourse\observers} class.

 *

 * @package    mod_subcourse

 * @copyright  2014 Vadim Dvorovenko (Vadimon@mail.ru)

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

namespace mod_subcourse;

use completion_info;

defined('MOODLE_INTERNAL') || die();

require_once($CFG->dirroot . '/mod/subcourse/locallib.php');

/**

 * Implements the module's event observers.

 *

 * @copyright 2017 David Mudrak <david@moodle.com>

 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

class observers {

    /**

     * User graded

     *

     * @param \core\event\user_graded $event

     * @return void

     */

    public static function user_graded(\core\event\user_graded $event) {

        global $DB;

        $courseid = $event->courseid;

        $userid = $event->relateduserid;

        $subcourses = $DB->get_records('subcourse', ['refcourse' => $courseid], '', 'id, course, refcourse, fetchpercentage');

        foreach ($subcourses as $subcourse) {

            subcourse_grades_update($subcourse->course, $subcourse->id, $subcourse->refcourse,

                null, false, false, $userid, $subcourse->fetchpercentage);

        }

    }

    /**

     * Role assigned

     *

     * Every time new user is enrolled into course we should fetch all subcourses again,

     * because user can be previously enrolled into subcourse

     *

     * @param \core\event\role_assigned $event

     * @return void

     */

    public static function role_assigned(\core\event\role_assigned $event) {

        global $DB;

        $courseid = $event->courseid;

        $userid = $event->relateduserid;

        $subcourses = $DB->get_records('subcourse', ['course' => $courseid], '', 'id, course, refcourse, fetchpercentage');

        foreach ($subcourses as $subcourse) {

            subcourse_grades_update($subcourse->course, $subcourse->id, $subcourse->refcourse,

                null, false, false, $userid, $subcourse->fetchpercentage);

        }

    }

    /**

     * Handle the course_completed event.

     *

     * Notify all subcourse instances with the relevant completion rule enabled

     * that the user completed the referenced course - so that  they can be eventually

     * marked as completed, too.

     *

     * @param \core\event\course_completed $event

     * @return void

     */

    public static function course_completed(\core\event\course_completed $event) {

        global $CFG, $DB;

        require_once($CFG->dirroot.'/lib/completionlib.php');

        $courseid = $event->courseid;

        $userid = $event->relateduserid;

        // Get all subcourses that have the completed course as the referenced one.

        $subcourses = $DB->get_records('subcourse', ['refcourse' => $courseid, 'completioncourse' => 1]);

        if (empty($subcourses)) {

            // No subcourse interested in this.

            return;

        }

        // Load the courses where the subcourses are located in.

        $courseids = [];

        foreach ($subcourses as $subcourse) {

            $courseids[$subcourse->course] = true;

        }

        $courses = $DB->get_records_list('course', 'id', array_keys($courseids), '', '*');

        foreach ($subcourses as $subcourse) {

            $course = $courses[$subcourse->course];

            $cm = get_coursemodule_from_instance('subcourse', $subcourse->id, $course->id);

            $completion = new completion_info($course);

            if ($completion->is_enabled($cm)) {

                // Notify the subcourse to check the completion status.

                $completion->update_state($cm, COMPLETION_COMPLETE, $userid);

            }

        }

    }

}