add smarty lib

libs/sysplugins/smarty_internal_parsetree_dqcontent.php

@@ -0,0 +1,42 @@
+<?php
+/**
+ * Smarty Internal Plugin Templateparser Parse Tree
+ * These are classes to build parse tree  in the template parser
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ * @author     Thue Kristensen
+ * @author     Uwe Tews
+ */
+
+/**
+ * Raw chars as part of a double quoted string.
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ * @ignore
+ */
+class Smarty_Internal_ParseTree_DqContent extends Smarty_Internal_ParseTree
+{
+    /**
+     * Create parse tree buffer with string content
+     *
+     * @param string $data string section
+     */
+    public function __construct($data)
+    {
+        $this->data = $data;
+    }
+
+    /**
+     * Return content as double quoted string
+     *
+     * @param \Smarty_Internal_Templateparser $parser
+     *
+     * @return string doubled quoted string
+     */
+    public function to_smarty_php(Smarty_Internal_Templateparser $parser)
+    {
+        return '"' . $this->data . '"';
+    }
+}