moodle-mod_htmlcert/element/image/db/upgrade.php
2017-05-01 18:56:37 +08:00

66 lines
2.6 KiB
PHP

<?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/>.
/**
* Customcert image element upgrade code.
*
* @package customcertelement_image
* @copyright 2017 Mark Nelson <markn@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die;
/**
* Customcert image element upgrade code.
*
* @param int $oldversion the version we are upgrading from
* @return bool always true
*/
function xmldb_customcertelement_image_upgrade($oldversion) {
global $DB;
if ($oldversion < 2016120501) {
// Go through each 'image' element and update the file stored information.
if ($images = $DB->get_records_select('customcert_elements', $DB->sql_compare_text('element') . ' = \'image\'')) {
// Create a file storage instance we are going to use to create pathname hashes.
$fs = get_file_storage();
// Go through and update the details.
foreach ($images as $image) {
// Get the current data we have stored for this element.
$elementinfo = json_decode($image->data);
if ($file = $fs->get_file_by_hash($elementinfo->pathnamehash)) {
$arrtostore = array(
'contextid' => $file->get_contextid(),
'filearea' => $file->get_filearea(),
'itemid' => $file->get_itemid(),
'filepath' => $file->get_filepath(),
'filename' => $file->get_filename(),
'width' => (int) $elementinfo->width,
'height' => (int) $elementinfo->height
);
$arrtostore = json_encode($arrtostore);
$DB->set_field('customcert_elements', 'data', $arrtostore, array('id' => $image->id));
}
}
}
// Savepoint reached.
upgrade_plugin_savepoint(true, 2016120501, 'customcertelement', 'image');
}
return true;
}