MDL-61268 blocks: Fix corrupt configdata in block instances.
[moodle.git] / blocks / html / backup / moodle1 / lib.php
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9e7e1b1c 1<?php
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2// This file is part of Moodle - http://moodle.org/
3//
4// Moodle is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8//
9// Moodle is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12// GNU General Public License for more details.
13//
14// You should have received a copy of the GNU General Public License
15// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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16
17/**
18 * Provides support for the conversion of moodle1 backup to the moodle2 format
19 *
20 * @package block_html
21 * @copyright 2012 Paul Nicholls
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
25defined('MOODLE_INTERNAL') || die();
26
27/**
28 * Block conversion handler for html
29 */
30class moodle1_block_html_handler extends moodle1_block_handler {
31 private $fileman = null;
32 protected function convert_configdata(array $olddata) {
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33 global $CFG;
34 require_once($CFG->libdir . '/db/upgradelib.php');
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35 $instanceid = $olddata['id'];
36 $contextid = $this->converter->get_contextid(CONTEXT_BLOCK, $olddata['id']);
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37 $decodeddata = base64_decode($olddata['configdata']);
38 list($updated, $configdata) = upgrade_fix_serialized_objects($decodeddata);
39 $configdata = unserialize($configdata);
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40
41 // get a fresh new file manager for this instance
42 $this->fileman = $this->converter->get_file_manager($contextid, 'block_html');
43
44 // convert course files embedded in the block content
45 $this->fileman->filearea = 'content';
46 $this->fileman->itemid = 0;
47 $configdata->text = moodle1_converter::migrate_referenced_files($configdata->text, $this->fileman);
48 $configdata->format = FORMAT_HTML;
49
50 return base64_encode(serialize($configdata));
51 }
52
53 protected function write_inforef_xml($newdata, $data) {
54 $this->open_xml_writer("course/blocks/{$data['name']}_{$data['id']}/inforef.xml");
55 $this->xmlwriter->begin_tag('inforef');
56 $this->xmlwriter->begin_tag('fileref');
57 foreach ($this->fileman->get_fileids() as $fileid) {
58 $this->write_xml('file', array('id' => $fileid));
59 }
60 $this->xmlwriter->end_tag('fileref');
61 $this->xmlwriter->end_tag('inforef');
62 $this->close_xml_writer();
63 }
64}