diff --git a/library/smarty/libs/sysplugins/smarty_internal_extension_codeframe.php b/library/smarty/libs/sysplugins/smarty_internal_extension_codeframe.php
new file mode 100644
--- /dev/null
+++ b/library/smarty/libs/sysplugins/smarty_internal_extension_codeframe.php
@@ -0,0 +1,123 @@
+<?php
+/**
+ * Smarty Internal Extension
+ * This file contains the Smarty template extension to create a code frame
+ *
+ * @package    Smarty
+ * @subpackage Template
+ * @author     Uwe Tews
+ */
+
+/**
+ * Class Smarty_Internal_Extension_CodeFrame
+ * Create code frame for compiled and cached templates
+ */
+class Smarty_Internal_Extension_CodeFrame {
+    /**
+     * Create code frame for compiled and cached templates
+     *
+     * @param Smarty_Internal_Template $_template
+     * @param  string $content optional template content
+     * @param  bool $cache flag for cache file
+     *
+     * @return string
+     */
+    public static function create(Smarty_Internal_Template $_template, $content = '', $cache = false) {
+        // build property code
+        $_template->properties['has_nocache_code'] = $_template->has_nocache_code || !empty($_template->required_plugins['nocache']);
+        $_template->properties['version'] = Smarty::SMARTY_VERSION;
+        if (!isset($_template->properties['unifunc'])) {
+            $_template->properties['unifunc'] = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
+        }
+        $properties = $_template->properties;
+        if (!$cache) {
+            unset($properties['tpl_function']);
+            if (!empty($_template->compiler->templateProperties)) {
+                $properties['tpl_function'] = $_template->compiler->templateProperties['tpl_function'];
+            }
+        }
+        $output = "<?php\n";
+        $output .= "/*%%SmartyHeaderCode:{$_template->properties['nocache_hash']}%%*/\n";
+        if ($_template->smarty->direct_access_security) {
+            $output .= "if(!defined('SMARTY_DIR')) exit('no direct access allowed');\n";
+        }
+        $output .= "\$_valid = \$_smarty_tpl->decodeProperties(" . var_export($properties, true) . ',' . ($cache ? 'true' : 'false') . ");\n";
+        $output .= "/*/%%SmartyHeaderCode%%*/\n";
+        $output .= "if (\$_valid && !is_callable('{$_template->properties['unifunc']}')) {\n";
+        $output .= "function {$_template->properties['unifunc']} (\$_smarty_tpl) {\n";
+        // include code for plugins
+        if (!$cache) {
+            if (!empty($_template->required_plugins['compiled'])) {
+                foreach ($_template->required_plugins['compiled'] as $tmp) {
+                    foreach ($tmp as $data) {
+                        $file = addslashes($data['file']);
+                        if (is_Array($data['function'])) {
+                            $output .= "if (!is_callable(array('{$data['function'][0]}','{$data['function'][1]}'))) require_once '{$file}';\n";
+                        } else {
+                            $output .= "if (!is_callable('{$data['function']}')) require_once '{$file}';\n";
+                        }
+                    }
+                }
+            }
+            if (!empty($_template->required_plugins['nocache'])) {
+                $_template->has_nocache_code = true;
+                $output .= "echo '/*%%SmartyNocache:{$_template->properties['nocache_hash']}%%*/<?php \$_smarty = \$_smarty_tpl->smarty; ";
+                foreach ($_template->required_plugins['nocache'] as $tmp) {
+                    foreach ($tmp as $data) {
+                        $file = addslashes($data['file']);
+                        if (is_Array($data['function'])) {
+                            $output .= addslashes("if (!is_callable(array('{$data['function'][0]}','{$data['function'][1]}'))) require_once '{$file}';\n");
+                        } else {
+                            $output .= addslashes("if (!is_callable('{$data['function']}')) require_once '{$file}';\n");
+                        }
+                    }
+                }
+                $output .= "?>/*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%*/';\n";
+            }
+        }
+        $output .= "?>\n";
+        $output = self::appendCode($output, $content);
+        return self::appendCode($output, "<?php }\n}\n?>");
+    }
+
+    /**
+     * Create code frame of compiled template function
+     *
+     * @param \Smarty_Internal_Template $_template
+     * @param string $content
+     *
+     * @return string
+     */
+    public static function createFunctionFrame(Smarty_Internal_Template $_template, $content = '') {
+        if (!isset($_template->properties['unifunc'])) {
+            $_template->properties['unifunc'] = 'content_' . str_replace(array('.', ','), '_', uniqid('', true));
+        }
+        $output = "<?php\n";
+        $output .= "/*%%SmartyHeaderCode:{$_template->properties['nocache_hash']}%%*/\n";
+        $output .= "if (\$_valid && !is_callable('{$_template->properties['unifunc']}')) {\n";
+        $output .= "function {$_template->properties['unifunc']} (\$_smarty_tpl) {\n";
+        $output .= "?>\n" . $content;
+        $output .= "<?php\n";
+        $output .= "/*/%%SmartyNocache:{$_template->properties['nocache_hash']}%%*/\n";
+        $output .= "}\n}\n?>";
+        return $output;
+    }
+
+    /**
+     * Append code segments and remove unneeded ?> <?php transitions
+     *
+     * @param string $left
+     * @param string $right
+     *
+     * @return string
+     */
+    public static function appendCode($left, $right) {
+        if (preg_match('/\s*\?>$/', $left) && preg_match('/^<\?php\s+/', $right)) {
+            $left = preg_replace('/\s*\?>$/', "\n", $left);
+            $left .= preg_replace('/^<\?php\s+/', '', $right);
+        } else {
+            $left .= $right;
+        }
+        return $left;
+    }
+}
\ No newline at end of file