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lib/pkp/classes/core/SoftDeleteTrait.php

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+<?php
+
+/**
+ * @file classes/core/SoftDeleteTrait.php
+ *
+ * Copyright (c) 2022 Simon Fraser University
+ * Copyright (c) 2022 John Willinsky
+ * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
+ *
+ * @class SoftDeleteTrait
+ *
+ * @ingroup core
+ *
+ * @brief Implements the methods for soft deletion that can be used in entity daos that support it
+ */
+
+namespace PKP\core;
+
+use Illuminate\Support\Facades\DB;
+
+trait SoftDeleteTrait
+{
+    /**
+     * Soft delete an object from the database
+     */
+    protected function _softDelete(DataObject $object): void
+    {
+        $this->softDeleteById($object->getId());
+    }
+
+    /**
+     * Soft delete an object from the database by its id
+     */
+    public function softDeleteById(int $id): void
+    {
+        DB::table($this->table)
+            ->where($this->primaryKeyColumn, '=', $id)
+            ->update(['deleted_at' => Core::getCurrentDate()]);
+    }
+}