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