cescobedo
119 lines
4.3 KiB
PHP
119 lines
4.3 KiB
PHP
<?php
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// This file is part of 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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/**
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* Privacy Subsystem implementation for enrol_meta.
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*
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* @package enrol_meta
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* @copyright 2018 Carlos Escobedo <carlos@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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namespace enrol_meta\privacy;
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defined('MOODLE_INTERNAL') || die();
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use \core_privacy\local\metadata\collection;
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use \core_privacy\local\request\contextlist;
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use \core_privacy\local\request\approved_contextlist;
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/**
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* Privacy provider for enrol_meta.
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*
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* @copyright 2018 Carlos Escobedo <carlos@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 provider implements
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\core_privacy\local\metadata\provider,
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\core_privacy\local\request\plugin\provider {
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/**
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* Returns meta data about this system.
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*
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* @param collection $collection The initialised item collection to add items to.
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* @return collection A listing of user data stored through this system.
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*/
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public static function get_metadata(collection $collection) : collection {
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$collection->add_subsystem_link('core_group', [], 'privacy:metadata:core_group');
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return $collection;
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}
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/**
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* Get the list of contexts that contain user information for the specified user.
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*
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* @param int $userid The user to search.
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* @return contextlist $contextlist The contextlist containing the list of contexts used in this plugin.
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*/
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public static function get_contexts_for_userid(int $userid) : contextlist {
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$contextlist = new contextlist();
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$sql = "SELECT ctx.id
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FROM {groups_members} gm
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JOIN {groups} g ON gm.groupid = g.id
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JOIN {context} ctx ON g.courseid = ctx.instanceid AND ctx.contextlevel = :contextlevel
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WHERE gm.userid = :userid
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AND gm.component = 'enrol_meta'";
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$params = [
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'contextlevel' => CONTEXT_COURSE,
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'userid' => $userid
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];
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$contextlist->add_from_sql($sql, $params);
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return $contextlist;
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}
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/**
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* Export all user data for the specified user, in the specified contexts.
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*
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* @param approved_contextlist $contextlist The approved contexts to export information for.
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*/
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public static function export_user_data(approved_contextlist $contextlist) {
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if (empty($contextlist)) {
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return;
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}
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foreach ($contextlist as $context) {
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if ($context->contextlevel == CONTEXT_COURSE) {
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\core_group\privacy\provider::export_groups(
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$context,
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'enrol_meta',
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[get_string('pluginname', 'enrol_meta')]
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);
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}
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}
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}
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/**
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* Delete all use data which matches the specified deletion_criteria.
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*
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* @param context $context A user context.
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*/
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public static function delete_data_for_all_users_in_context(\context $context) {
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if (empty($context)) {
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return;
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}
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if ($context->contextlevel == CONTEXT_COURSE) {
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// Delete all the associated groups.
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\core_group\privacy\provider::delete_groups_for_all_users($context, 'enrol_meta');
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}
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}
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/**
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* Delete all user data for the specified user, in the specified contexts.
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*
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* @param approved_contextlist $contextlist The approved contexts and user information to delete information for.
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*/
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public static function delete_data_for_user(approved_contextlist $contextlist) {
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if (empty($contextlist->count())) {
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return;
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}
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\core_group\privacy\provider::delete_groups_for_user($contextlist, 'enrol_meta');
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}
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} |