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<?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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* Data provider.
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*
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* @package logstore_standard
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* @copyright 2018 Frédéric Massart
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* @author Frédéric Massart <fred@branchup.tech>
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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 logstore_standard\privacy;
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defined('MOODLE_INTERNAL') || die();
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use context;
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use core_privacy\local\metadata\collection;
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use core_privacy\local\request\contextlist;
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/**
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* Data provider class.
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*
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* @package logstore_standard
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* @copyright 2018 Frédéric Massart
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* @author Frédéric Massart <fred@branchup.tech>
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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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\tool_log\local\privacy\logstore_provider,
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\tool_log\local\privacy\logstore_userlist_provider {
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use \tool_log\local\privacy\moodle_database_export_and_delete;
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/**
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* Returns metadata.
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*
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* @param collection $collection The initialised 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_database_table('logstore_standard_log', [
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'eventname' => 'privacy:metadata:log:eventname',
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'userid' => 'privacy:metadata:log:userid',
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'relateduserid' => 'privacy:metadata:log:relateduserid',
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'anonymous' => 'privacy:metadata:log:anonymous',
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'other' => 'privacy:metadata:log:other',
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'timecreated' => 'privacy:metadata:log:timecreated',
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'origin' => 'privacy:metadata:log:origin',
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'ip' => 'privacy:metadata:log:ip',
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'realuserid' => 'privacy:metadata:log:realuserid',
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], 'privacy:metadata:log');
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return $collection;
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}
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/**
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* Add contexts that contain user information for the specified user.
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*
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* @param contextlist $contextlist The contextlist to add the contexts to.
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* @param int $userid The user to find the contexts for.
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* @return void
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*/
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public static function add_contexts_for_userid(contextlist $contextlist, $userid) {
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$sql = "
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SELECT l.contextid
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FROM {logstore_standard_log} l
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WHERE l.userid = :userid1
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OR l.relateduserid = :userid2
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OR l.realuserid = :userid3";
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$contextlist->add_from_sql($sql, [
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'userid1' => $userid,
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'userid2' => $userid,
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'userid3' => $userid,
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]);
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}
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/**
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* Add user IDs that contain user information for the specified context.
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*
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* @param \core_privacy\local\request\userlist $userlist The userlist to add the users to.
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* @return void
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*/
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public static function add_userids_for_context(\core_privacy\local\request\userlist $userlist) {
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$params = ['contextid' => $userlist->get_context()->id];
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$sql = "SELECT userid, relateduserid, realuserid
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FROM {logstore_standard_log}
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WHERE contextid = :contextid";
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$userlist->add_from_sql('userid', $sql, $params);
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$userlist->add_from_sql('relateduserid', $sql, $params);
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$userlist->add_from_sql('realuserid', $sql, $params);
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}
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/**
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* Get the database object.
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*
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* @return array Containing moodle_database, string, or null values.
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*/
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protected static function get_database_and_table() {
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global $DB;
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return [$DB, 'logstore_standard_log'];
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}
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/**
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* Get the path to export the logs to.
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*
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* @return array
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*/
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protected static function get_export_subcontext() {
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return [get_string('privacy:path:logs', 'tool_log'), get_string('pluginname', 'logstore_standard')];
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}
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}
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