update smarty (4.1.1 -> 4.3.0) (add PHP 8.2 support, fixes for PHP 8.1; also fixes #541 where using a Turkish locale broke smarty's autoloader)

lib/smarty/libs/functions.php

@@ -0,0 +1,51 @@
+<?php
+/**
+ * This file is part of the Smarty package.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+/**
+ * Registers some helper/polyfill functions.
+ */
+
+const SMARTY_HELPER_FUNCTIONS_LOADED = true;
+
+/**
+ * Converts the first characters in $string to uppercase (A-Z) if it is an ASCII lowercase character (a-z).
+ *
+ * May not be required when running PHP8.2+: https://wiki.php.net/rfc/strtolower-ascii
+ *
+ * @param $string
+ *
+ * @return string
+ */
+function smarty_ucfirst_ascii($string): string {
+    return smarty_strtoupper_ascii(substr($string, 0, 1)) . substr($string, 1);
+}
+
+/**
+ * Converts all uppercase ASCII characters (A-Z) in $string to lowercase (a-z).
+ *
+ * May not be required when running PHP8.2+: https://wiki.php.net/rfc/strtolower-ascii
+ *
+ * @param $string
+ *
+ * @return string
+ */
+function smarty_strtolower_ascii($string): string {
+    return strtr($string, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz');
+}
+
+/**
+ * Converts all lowercase ASCII characters (a-z) in $string to uppercase (A-Z).
+ *
+ * May not be required when running PHP8.2+: https://wiki.php.net/rfc/strtolower-ascii
+ *
+ * @param $string
+ *
+ * @return string
+ */
+function smarty_strtoupper_ascii($string): string {
+    return strtr($string, 'abcdefghijklmnopqrstuvwxyz', 'ABCDEFGHIJKLMNOPQRSTUVWXYZ');
+}