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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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* Restore task for the Completion Progress block
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*
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* @package block_completion_progress
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* @copyright 2016 Michael de Raadt
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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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/**
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* Restore task for the Completion Progress block
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*
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* @package block_completion_progress
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* @copyright 2016 Michael de Raadt
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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 restore_completion_progress_block_task extends restore_block_task {
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/**
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* Translates the backed up configuration data for the target course modules.
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*/
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public function after_restore() {
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global $DB;
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// Get the blockid.
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$id = $this->get_blockid();
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// Get restored course id.
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$courseid = $this->get_courseid();
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if ($configdata = $DB->get_field('block_instances', 'configdata', array('id' => $id))) {
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$config = (array)unserialize(base64_decode($configdata));
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$newactivities = array();
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$newgroup = '0';
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if (isset($config['selectactivities'])) {
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// Translate the old config information to the target course values.
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foreach ($config['selectactivities'] as $value) {
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$matches = array();
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preg_match('/(.+)-(\d+)/', $value, $matches);
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if (!empty($matches)) {
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$module = $matches[1];
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$instance = $matches[2];
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// Find the mapped instance ID.
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if ($newinstance = restore_dbops::get_backup_ids_record($this->get_restoreid(), $module, $instance)) {
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$newinstanceid = $newinstance->newitemid;
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$newactivities[] = "$module-$newinstanceid";
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}
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}
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}
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}
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if (!empty($config['group'])) {
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// Try and adapt the old group/grouping to the target course.
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if (preg_match('/^(?P<type>group|grouping)-(?P<id>\d+)$/', $config['group'], $matches)) {
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$rec = restore_dbops::get_backup_ids_record($this->get_restoreid(), $matches['type'], $matches['id']);
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if (!$rec || !$rec->newitemid) {
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if ($DB->record_exists($matches['type'] . 's',
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['id' => $matches['id'], 'courseid' => $courseid])) {
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$newgroup = $config['group'];
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}
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} else {
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$newgroup = $matches['type'] . '-' . $rec->newitemid;
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}
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}
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if ($newgroup === '0') {
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$this->get_logger()->process('Restored completion_progress block has a ' .
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'group/grouping setting that was not restored', backup::LOG_WARNING);
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}
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}
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// Save everything back to DB.
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$config['selectactivities'] = $newactivities;
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$config['group'] = $newgroup;
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$configdata = base64_encode(serialize((object)$config));
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$DB->set_field('block_instances', 'configdata', $configdata, array('id' => $id));
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}
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}
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/**
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* There are no unusual settings for this restore
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*/
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protected function define_my_settings() {
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}
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/**
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* There are no unusual steps for this restore
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*/
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protected function define_my_steps() {
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}
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/**
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* There are no files associated with this block
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*
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* @return array An empty array
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*/
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public function get_fileareas() {
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return array();
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}
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/**
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* There are no specially encoded attributes
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*
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* @return array An empty array
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*/
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public function get_configdata_encoded_attributes() {
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return array();
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}
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/**
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* There is no coded content in the backup
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*
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* @return array An empty array
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*/
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public static function define_decode_contents() {
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return array();
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}
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/**
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* There are no coded links in the backup
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*
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* @return array An empty array
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*/
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public static function define_decode_rules() {
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return array();
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}
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}
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