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See Release Notes

  • Bug fixes for general core bugs in 3.10.x will end 8 November 2021 (12 months).
  • Bug fixes for security issues in 3.10.x will end 9 May 2022 (18 months).
  • PHP version: minimum PHP 7.2.0 Note: minimum PHP version has increased since Moodle 3.8. PHP 7.3.x and 7.4.x are 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/>.

/**
 * Privacy class for requesting user data.
 *
 * @package    message_airnotifier
 * @copyright  2018 Adrian Greeve <adrian@moodle.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

namespace message_airnotifier\privacy;

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

use \core_privacy\local\metadata\collection;
use \core_privacy\local\request\contextlist;
use \core_privacy\local\request\approved_contextlist;
use \core_privacy\local\request\transform;
use core_privacy\local\request\userlist;
use \core_privacy\local\request\approved_userlist;

/**
 * Privacy class for requesting user data.
 *
 * @package    message_airnotifier
 * @copyright  2018 Adrian Greeve <adrian@moodle.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class provider implements
        \core_privacy\local\metadata\provider,
        \core_privacy\local\request\core_userlist_provider,
        \core_privacy\local\request\plugin\provider {

    /**
     * Returns meta data about this system.
     *
     * @param   collection $collection The initialised collection to add items to.
     * @return  collection A listing of user data stored through this system.
     */
    public static function get_metadata(collection $collection) : collection {
        $collection->link_subsystem('core_user', 'privacy:metadata:usersubsystem');
        $collection->add_database_table('message_airnotifier_devices', [
                'userdeviceid' => 'privacy:metadata:userdeviceid',
                'enabled' => 'privacy:metadata:enabled'
            ], 'privacy:metadata:tableexplanation');
        $collection->link_external_location('External airnotifier site.', [
                'userid' => 'privacy:metadata:userid',
                'username' => 'privacy:metadata:username',
                'userfromid' => 'privacy:metadata:userfromid',
                'userfromfullname' => 'privacy:metadata:userfromfullname',
                'date' => 'privacy:metadata:date',
                'subject' => 'privacy:metadata:subject',
                'notification' => 'privacy:metadata:notification',
                'smallmessage' => 'privacy:metadata:smallmessage',
                'fullmessage' => 'privacy:metadata:fullmessage'
        ], 'privacy:metadata:externalpurpose');
< // This system is unaware of user preferences such as message_provider_moodle_instantmessage_loggedin.
> // This system is unaware of user preferences such as message_provider_moodle_instantmessage_enabled.
return $collection; } /** * Get the list of contexts that contain user information for the specified user. * * @param int $userid The user to search. * @return contextlist $contextlist The contextlist containing the list of contexts used in this plugin. */ public static function get_contexts_for_userid(int $userid) : contextlist { $sql = "SELECT ctx.id FROM {message_airnotifier_devices} mad JOIN {user_devices} ud ON ud.id = mad.userdeviceid JOIN {user} u ON ud.userid = u.id JOIN {context} ctx ON ctx.instanceid = u.id AND ctx.contextlevel = :contextlevel WHERE ud.userid = :userid"; $params = ['userid' => $userid, 'contextlevel' => CONTEXT_USER]; $contextlist = new contextlist(); $contextlist->add_from_sql($sql, $params); return $contextlist; } /** * Get the list of users within a specific context. * * @param userlist $userlist The userlist containing the list of users who have data in this context/plugin combination. */ public static function get_users_in_context(userlist $userlist) { $context = $userlist->get_context(); if (!$context instanceof \context_user) { return; } $sql = "SELECT ud.userid FROM {message_airnotifier_devices} mad JOIN {user_devices} ud ON ud.id = mad.userdeviceid WHERE ud.userid = ?"; $params = [$context->instanceid]; $userlist->add_from_sql('userid', $sql, $params); } /** * Export all user data for the specified user, in the specified contexts. * * @param approved_contextlist $contextlist The approved contexts to export information for. */ public static function export_user_data(approved_contextlist $contextlist) { $results = static::get_records($contextlist->get_user()->id); $context = $contextlist->current(); foreach ($results as $result) { $data = (object)[ 'appid' => $result->appid, 'pushid' => $result->pushid, 'name' => $result->name, 'model' => $result->model, 'platform' => $result->platform, 'version' => $result->version, 'timecreated' => transform::datetime($result->timecreated), 'timemodified' => transform::datetime($result->timemodified), 'enabled' => transform::yesno($result->enable) ]; \core_privacy\local\request\writer::with_context($context)->export_data([ get_string('privacy:subcontext', 'message_airnotifier'), $result->model . '_' . $result->pushid ], $data); } } /** * Delete all use data which matches the specified deletion_criteria. * * @param context $context A context. */ public static function delete_data_for_all_users_in_context(\context $context) { if (!$context instanceof \context_user) { return; } static::delete_data($context->instanceid); } /** * Delete multiple users within a single context. * * @param approved_userlist $userlist The approved context and user information to delete information for. */ public static function delete_data_for_users(approved_userlist $userlist) { $context = $userlist->get_context(); if ($context instanceof \context_user) { static::delete_data($context->instanceid); } } /** * Delete all user data for the specified user, in the specified contexts. * * @param approved_contextlist $contextlist The approved contexts and user information to delete information for. */ public static function delete_data_for_user(approved_contextlist $contextlist) { static::delete_data($contextlist->get_user()->id); } /** * Delete data related to a userid. * * @param int $userid The user ID */ protected static function delete_data(int $userid) { global $DB; foreach (static::get_records($userid) as $record) { $DB->delete_records('message_airnotifier_devices', ['id' => $record->id]); } } /** * Get records related to this plugin and user. * * @param int $userid The user ID * @return array An array of records. */ protected static function get_records(int $userid) : array { global $DB; $sql = "SELECT mad.id, mad.enable, ud.appid, ud.name, ud.model, ud.platform, ud.version, ud.timecreated, ud.timemodified, ud.pushid FROM {message_airnotifier_devices} mad JOIN {user_devices} ud ON mad.userdeviceid = ud.id WHERE ud.userid = :userid"; $params = ['userid' => $userid]; return $DB->get_records_sql($sql, $params); } }