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Merge branch 'wip-MDL-50851-backupfix' of https://github.com/marinaglancy/moodle

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Dan Poltawski 2016-01-13 12:35:18 +00:00
commit e7e0a5706d
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blocks/tags/backup/moodle2/restore_tags_block_task.class.php Normal file
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<?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/>.
/**
* @package block_tags
* @copyright 2016 Marina Glancy
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
/**
* Specialised restore task for the tags block
* (using execute_after_tasks for recoding of tag collection id)
*
* @package block_tags
* @copyright 2016 Marina Glancy
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class restore_tags_block_task extends restore_block_task {
protected function define_my_settings() {
}
protected function define_my_steps() {
}
public function get_fileareas() {
return array(); // No associated fileareas.
}
public function get_configdata_encoded_attributes() {
return array(); // No special handling of configdata.
}
/**
* This function, executed after all the tasks in the plan
* have been executed, will remove tag collection reference in case block was restored into another site.
* Also get mapping of contextid.
*/
public function after_restore() {
global $DB;
// Get the blockid.
$blockid = $this->get_blockid();
// Extract block configdata and remove tag collection reference if this is another site. Also map contextid.
if ($configdata = $DB->get_field('block_instances', 'configdata', array('id' => $blockid))) {
$config = unserialize(base64_decode($configdata));
$changed = false;
if (!empty($config->tagcoll) && $config->tagcoll > 1 && !$this->is_samesite()) {
$config->tagcoll = 0;
$changed = true;
}
if (!empty($config->ctx)) {
if ($ctxmap = restore_dbops::get_backup_ids_record($this->get_restoreid(), 'context', $config->ctx)) {
$config->ctx = $ctxmap->newitemid;
} else {
$config->ctx = 0;
}
$changed = true;
}
if ($changed) {
$configdata = base64_encode(serialize($config));
$DB->set_field('block_instances', 'configdata', $configdata, array('id' => $blockid));
}
}
}
static public function define_decode_contents() {
return array();
}
static public function define_decode_rules() {
return array();
}
}