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classes/migration/upgrade/v3_4_0/I4235_OAISetSpec.php

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+<?php
+
+/**
+ * @file classes/migration/upgrade/v3_4_0/I4235_OAISetSpec.php
+ *
+ * Copyright (c) 2014-2021 Simon Fraser University
+ * Copyright (c) 2000-2021 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @class I4235_OAISetSpec
+ */
+
+namespace APP\migration\upgrade\v3_4_0;
+
+use Illuminate\Support\Facades\DB;
+use PKP\oai\OAIUtils;
+
+class I4235_OAISetSpec extends \PKP\migration\Migration
+{
+    /**
+     * Run the migration.
+     */
+    public function up(): void
+    {
+        // pkp/pkp-lib/issues/4235 Improve OAI-PMH set spec compliance
+        // Convert stored setSpec strings to valid format
+        $setSpecs = DB::table('data_object_tombstones')->select('set_spec')->distinct()->get()->toArray();
+        foreach ($setSpecs as $row) {
+            $a = preg_split('/:/', $row->set_spec);
+            if (count($a) == 2) {
+                [$journalSpec, $sectionSpec] = $a;
+                $new = OAIUtils::toValidSetSpec(urldecode($journalSpec)) . ':' . OAIUtils::toValidSetSpec(urldecode($sectionSpec));
+                DB::table('data_object_tombstones')->where('set_spec', $row->set_spec)->update(['set_spec' => $new]);
+            }
+        }
+    }
+
+    /**
+     * Reverse the downgrades
+     */
+    public function down(): void
+    {
+        // The old format is not recoverable since some characters might have been stripped
+    }
+}