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lib/pkp/classes/dev/ComposerScript.php

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+<?php
+/**
+ * @file classes/dev/ComposerScript.php
+ *
+ * Copyright (c) 2023 Simon Fraser University
+ * Copyright (c) 2023 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @class ComposerScript
+ *
+ * @brief Custom composer script that checks if the file iso_639-2.json exists in sokil library
+ */
+
+namespace PKP\dev;
+
+use Exception;
+
+class ComposerScript
+{
+    /**
+     * A post-install-cmd custom composer script that checks if
+     * the file iso_639-2.json exists in the installed sokil library
+     *
+     * @throw Exception
+     */
+    public static function isoFileCheck(): void
+    {
+        // We use dirname(__FILE__, 3) and not Core::getBaseDir() because
+        // this funciton is called by Composer, where INDEX_FILE_LOCATION is not defined.
+        $iso6392bFile = dirname(__FILE__, 3) . '/lib/vendor/sokil/php-isocodes-db-i18n/databases/iso_639-2.json';
+        if (!file_exists($iso6392bFile)) {
+            throw new Exception("The ISO639-2b file {$iso6392bFile} does not exist.");
+        }
+    }
+}