Update Smarty to v2.6.31 (fix compatibility with PHP 7.2)

onyx2/modules/templates/smarty/plugins/modifier.ucfirst.php3

@@ -0,0 +1,31 @@
+<?php
+/**
+ * Smarty plugin
+ * @package Smarty
+ * @subpackage plugins
+ */
+
+
+/**
+ * Smarty capitalize modifier plugin
+ *
+ * Type:     modifier<br>
+ * Name:     capitalize<br>
+ * Purpose:  capitalize words in the string
+ * @link http://smarty.php.net/manual/en/language.modifiers.php#LANGUAGE.MODIFIER.CAPITALIZE
+ *      capitalize (Smarty online manual)
+ * @author   Monte Ohrt <monte at ohrt dot com>
+ * @param string
+ * @return string
+ */
+function smarty_modifier_ucfirst($chaine)
+{
+    $chaineS = strtr($chaine, "áàâäãéèêëẽíìîïĩóòôöõúùûüũýỳŷÿỹ", "ÁÀÂÄÃÉÈÊËẼÍÌÎÏĨÓÒÔÖÕÚÙÛÜŨÝỲŶŸỸ");
+    if ($chaineS[0].$chaineS[1] != $chaine[0].$chaine[1])
+        return $chaineS[0].$chaineS[1].substr($chaine, 2);
+    else
+        return ucfirst($chaine);
+}
+
+
+?>