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87 lines
3.2 KiB
87 lines
3.2 KiB
2 years ago
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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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* @package moodlecore
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* @subpackage backup-helper
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* @copyright 2010 onwards Eloy Lafuente (stronk7) {@link http://stronk7.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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require_once($CFG->dirroot.'/backup/util/xml/parser/processors/grouped_parser_processor.class.php');
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/**
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* helper implementation of grouped_parser_processor that will
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* load all the contents of one users.xml file to the backup_ids table
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* storing the whole structure there for later processing.
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* Note: only "needed" users are loaded (must have userref record in backup_ids)
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* Note: parentitemid will contain the user->contextid
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* Note: althought included in backup, we don't restore user context ras/caps
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* in same site they will be already there and it doesn't seem a good idea
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* to make them "transportable" arround sites.
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*
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* TODO: Complete phpdocs
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*/
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class restore_users_parser_processor extends grouped_parser_processor {
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protected $restoreid;
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public function __construct($restoreid) {
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$this->restoreid = $restoreid;
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parent::__construct(array());
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// Set the paths we are interested on, returning all them grouped under user
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$this->add_path('/users/user', true);
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$this->add_path('/users/user/custom_fields/custom_field');
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$this->add_path('/users/user/tags/tag');
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$this->add_path('/users/user/preferences/preference');
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// As noted above, we skip user context ras and caps
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// $this->add_path('/users/user/roles/role_overrides/override');
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// $this->add_path('/users/user/roles/role_assignments/assignment');
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}
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protected function dispatch_chunk($data) {
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// Received one user chunck, we are going to store it into backup_ids
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// table, with name = user and parentid = contextid for later use
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$itemname = 'user';
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$itemid = $data['tags']['id'];
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$parentitemid = $data['tags']['contextid'];
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$info = $data['tags'];
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// Only load it if needed (exist same userref itemid in table)
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if (restore_dbops::get_backup_ids_record($this->restoreid, 'userref', $itemid)) {
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restore_dbops::set_backup_ids_record($this->restoreid, $itemname, $itemid, 0, $parentitemid, $info);
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}
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}
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protected function notify_path_start($path) {
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// nothing to do
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}
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protected function notify_path_end($path) {
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// nothing to do
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}
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/**
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* Provide NULL decoding
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*/
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public function process_cdata($cdata) {
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if ($cdata === '$@NULL@$') {
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return null;
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}
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return $cdata;
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}
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}
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