1 files changed, 9 insertions, 6 deletions
diff --git a/lib/smarty3/plugins/modifier.replace.php b/lib/smarty3/plugins/modifier.replace.php
index aa5e857..a98f5a4 100644
--- a/lib/smarty3/plugins/modifier.replace.php
+++ b/lib/smarty3/plugins/modifier.replace.php
@@ -5,11 +5,10 @@
  * @package    Smarty
  * @subpackage PluginsModifier
  */
-
 /**
  * Smarty replace modifier plugin
- * Type:     modifier<br>
- * Name:     replace<br>
+ * Type:     modifier
+ * Name:     replace
  * Purpose:  simple search/replace
  *
  * @link   http://smarty.php.net/manual/en/language.modifier.replace.php replace (Smarty online manual)
@@ -24,11 +23,15 @@
  */
 function smarty_modifier_replace($string, $search, $replace)
 {
+    static $is_loaded = false;
     if (Smarty::$_MBSTRING) {
-        require_once(SMARTY_PLUGINS_DIR . 'shared.mb_str_replace.php');
-
+        if (!$is_loaded) {
+            if (!is_callable('smarty_mb_str_replace')) {
+                include_once SMARTY_PLUGINS_DIR . 'shared.mb_str_replace.php';
+            }
+            $is_loaded = true;
+        }
         return smarty_mb_str_replace($search, $replace, $string);
     }
-
     return str_replace($search, $replace, $string);
 }