Fix all PHP 8.0 test failures

e107_handlers/Shims/Internal/GetParentClassTrait.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * e107 website system
+ *
+ * Copyright (C) 2008-2020 e107 Inc (e107.org)
+ * Released under the terms and conditions of the
+ * GNU General Public License (http://www.gnu.org/licenses/gpl.txt)
+ *
+ */
+
+namespace e107\Shims\Internal;
+
+trait GetParentClassTrait
+{
+	/**
+	 * Retrieves the parent class name for object or class
+	 *
+	 * Compatible replacement for PHP internal get_parent_class()
+	 *
+	 * Maintains compatibility with PHP 5.6 while suppressing the TypeError
+	 * thrown by PHP 8.0 if the string provided does not resolve into an extant
+	 * class
+	 *
+	 * @param string|object $object An object or a string that may be a class
+	 * @return false|string The parent class as a string or FALSE otherwise
+	 */
+	public static function get_parent_class($object)
+	{
+		try
+		{
+			return \get_parent_class($object);
+		}
+		catch (\Throwable $_)
+		{
+			return false;
+		}
+	}
+}

e107_handlers/Shims/InternalShimsTrait.php

@@ -13,6 +13,7 @@ namespace e107\Shims;
 
 trait InternalShimsTrait
 {
+	use Internal\GetParentClassTrait;
 	use Internal\ReadfileTrait;
 	use Internal\StrptimeTrait;
 }