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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) 2024 (original work) Open Assessment Technologies SA.
19 */
20
21declare(strict_types=1);
22
23namespace oat\taoItems\model\Translation\Listener;
24
25use core_kernel_classes_Property;
26use core_kernel_classes_Resource;
27use InvalidArgumentException;
28use oat\generis\model\data\Ontology;
29use oat\oatbox\event\Event;
30use oat\oatbox\service\ServiceManager;
31use oat\tao\model\featureFlag\FeatureFlagCheckerInterface;
32use oat\tao\model\TaoOntology;
33use oat\tao\model\Translation\Service\ResourceLanguageRetriever;
34use oat\tao\model\Translation\Service\TranslationDeletionService;
35use oat\taoItems\model\event\ItemCreatedEvent;
36use oat\taoItems\model\event\ItemRemovedEvent;
37use oat\taoItems\model\event\ItemUpdatedEvent;
38use oat\taoQtiItem\model\Translation\Service\QtiLanguageSetter;
39use Psr\Log\LoggerInterface;
40
41class TranslationItemEventListener
42{
43    private FeatureFlagCheckerInterface $featureFlagChecker;
44    private Ontology $ontology;
45    private ResourceLanguageRetriever $resourceLanguageRetriever;
46    private LoggerInterface $logger;
47    private TranslationDeletionService $translationDeletionService;
48
49    public function __construct(
50        FeatureFlagCheckerInterface $featureFlagChecker,
51        Ontology $ontology,
52        ResourceLanguageRetriever $resourceLanguageRetriever,
53        LoggerInterface $logger,
54        TranslationDeletionService $translationDeletionService
55    ) {
56        $this->featureFlagChecker = $featureFlagChecker;
57        $this->ontology = $ontology;
58        $this->resourceLanguageRetriever = $resourceLanguageRetriever;
59        $this->logger = $logger;
60        $this->translationDeletionService = $translationDeletionService;
61    }
62
63    public function populateTranslationProperties(Event $event): void
64    {
65        if (!$this->featureFlagChecker->isEnabled('FEATURE_FLAG_TRANSLATION_ENABLED')) {
66            return;
67        }
68
69        if (!$event instanceof ItemCreatedEvent && !$event instanceof ItemUpdatedEvent) {
70            throw new InvalidArgumentException(
71                sprintf('Event %s is not supported to populate translation properties', get_class($event))
72            );
73        }
74
75        $item = $this->ontology->getResource($event->getItemUri());
76
77        $this->setLanguage($item);
78        $this->setTranslationType($item);
79        $this->setTranslationStatus($item);
80    }
81
82    public function deleteTranslations(ItemRemovedEvent $event): void
83    {
84        if ($this->featureFlagChecker->isEnabled('FEATURE_FLAG_TRANSLATION_ENABLED')) {
85            $this->translationDeletionService
86                ->deleteByOriginResourceUri($event->jsonSerialize()[ItemRemovedEvent::PAYLOAD_KEY_ITEM_URI]);
87        }
88    }
89
90    private function setLanguage(core_kernel_classes_Resource $item): void
91    {
92        $this->setProperty(
93            $item,
94            TaoOntology::PROPERTY_LANGUAGE,
95            TaoOntology::LANGUAGE_PREFIX . $this->resourceLanguageRetriever->retrieve($item)
96        );
97    }
98
99    private function setTranslationType(core_kernel_classes_Resource $item): void
100    {
101        $this->setProperty(
102            $item,
103            TaoOntology::PROPERTY_TRANSLATION_TYPE,
104            TaoOntology::PROPERTY_VALUE_TRANSLATION_TYPE_ORIGINAL
105        );
106    }
107
108    private function setTranslationStatus(core_kernel_classes_Resource $item): void
109    {
110        $this->setProperty(
111            $item,
112            TaoOntology::PROPERTY_TRANSLATION_STATUS,
113            TaoOntology::PROPERTY_VALUE_TRANSLATION_STATUS_NOT_READY
114        );
115    }
116
117    private function setProperty(core_kernel_classes_Resource $item, string $propertyUri, string $value): void
118    {
119        $property = $this->ontology->getProperty($propertyUri);
120
121        if (!$this->isPropertySet($item, $property)) {
122            $item->editPropertyValues($property, $value);
123        }
124    }
125
126    private function isPropertySet(core_kernel_classes_Resource $item, core_kernel_classes_Property $property): bool
127    {
128        if (empty($item->getOnePropertyValue($property))) {
129            return false;
130        }
131
132        $this->logger->info(
133            sprintf(
134                'The property "%s" for the item "%s" has already been set.',
135                $property->getUri(),
136                $item->getUri()
137            )
138        );
139
140        return true;
141    }
142}