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1 | <?php |
2 | |
3 | /** |
4 | * This program is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU General Public License |
6 | * as published by the Free Software Foundation; under version 2 |
7 | * of the License (non-upgradable). |
8 | * |
9 | * This program 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 this program; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
17 | * |
18 | * Copyright (c) 2017 (original work) Open Assessment Technologies SA; |
19 | * |
20 | * |
21 | */ |
22 | |
23 | namespace oat\taoQtiTest\models\export\preprocessor; |
24 | |
25 | use oat\oatbox\service\ConfigurableService; |
26 | use oat\taoQtiItem\model\qti\Service; |
27 | use qtism\common\utils\Format; |
28 | use qtism\data\storage\xml\XmlDocument; |
29 | |
30 | /** |
31 | * Class IdentifierReplacementPreProcessor |
32 | * Replace the test identifier (item-1, item-2 ...) by the item identifier |
33 | * @package oat\taoQtiTest\models\export\preprocessor |
34 | */ |
35 | class IdentifierReplacementPreProcessor extends ConfigurableService implements AssessmentItemRefPreProcessor |
36 | { |
37 | public function process(XmlDocument $testDocument) |
38 | { |
39 | /** @var \qtism\data\AssessmentItemRefCollection $assessmentItemRefs */ |
40 | $assessmentItemRefs = $testDocument->getDocumentComponent()->getComponentsByClassName('assessmentItemRef'); |
41 | /** @var \qtism\data\AssessmentItemRef $assessmentItemRef */ |
42 | $items = []; |
43 | foreach ($assessmentItemRefs as $assessmentItemRef) { |
44 | $item = new \core_kernel_classes_Resource($assessmentItemRef->getHref()); |
45 | |
46 | if ($item->exists()) { |
47 | $itemRdf = Service::singleton() |
48 | ->getDataItemByRdfItem($item); |
49 | $identifier = $itemRdf->getIdentifier(); |
50 | $identifier = Format::sanitizeIdentifier($identifier); |
51 | $count = 0; |
52 | $newId = $identifier; |
53 | while (isset($items[$newId])) { |
54 | $count++; |
55 | $appender = '-' . $count; |
56 | $newId = $identifier . $appender; |
57 | } |
58 | $identifier = $newId; |
59 | $assessmentItemRef->setIdentifier($identifier); |
60 | $items[$identifier] = $item; |
61 | } |
62 | } |
63 | |
64 | return $items; |
65 | } |
66 | } |