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plugins/oaiMetadataFormats/marc/OAIMetadataFormat_MARC.php

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+<?php
+
+/**
+ * @file plugins/oaiMetadataFormats/marc/OAIMetadataFormat_MARC.php
+ *
+ * Copyright (c) 2014-2021 Simon Fraser University
+ * Copyright (c) 2003-2021 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @class OAIMetadataFormat_MARC
+ *
+ * @ingroup oai_format
+ *
+ * @see OAI
+ *
+ * @brief OAI metadata format class -- MARC.
+ */
+
+namespace APP\plugins\oaiMetadataFormats\marc;
+
+use APP\template\TemplateManager;
+use PKP\core\PKPString;
+use PKP\i18n\LocaleConversion;
+use PKP\oai\OAIMetadataFormat;
+use PKP\plugins\PluginRegistry;
+
+class OAIMetadataFormat_MARC extends OAIMetadataFormat
+{
+    /**
+     * @see OAIMetadataFormat#toXml
+     *
+     * @param null|mixed $format
+     */
+    public function toXml($record, $format = null)
+    {
+        $article = $record->getData('article');
+        $journal = $record->getData('journal');
+
+        $templateMgr = TemplateManager::getManager();
+        $templateMgr->assign([
+            'journal' => $journal,
+            'article' => $article,
+            'issue' => $record->getData('issue'),
+            'section' => $record->getData('section')
+        ]);
+
+        $subjects = array_merge_recursive(
+            stripAssocArray((array) $article->getDiscipline(null)),
+            stripAssocArray((array) $article->getSubject(null))
+        );
+
+        $templateMgr->assign([
+            'subject' => isset($subjects[$journal->getPrimaryLocale()]) ? $subjects[$journal->getPrimaryLocale()] : '',
+            'abstract' => PKPString::html2text($article->getAbstract($article->getLocale())),
+            'language' => LocaleConversion::get3LetterIsoFromLocale($article->getLocale())
+        ]);
+
+        $plugin = PluginRegistry::getPlugin('oaiMetadataFormats', 'OAIFormatPlugin_MARC');
+        return $templateMgr->fetch($plugin->getTemplateResource('record.tpl'));
+    }
+}