new file mode 100644
--- /dev/null
+++ b/library/smarty/libs/sysplugins/smarty_internal_compile_while.php
@@ -0,0 +1,94 @@
+<?php
+/**
+ * Smarty Internal Plugin Compile While
+ * Compiles the {while} tag
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ * @author     Uwe Tews
+ */
+
+/**
+ * Smarty Internal Plugin Compile While Class
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ */
+class Smarty_Internal_Compile_While extends Smarty_Internal_CompileBase {
+    /**
+     * Compiles code for the {while} tag
+     *
+     * @param  array $args array with attributes from parser
+     * @param  object $compiler compiler object
+     * @param  array $parameter array with compilation parameter
+     *
+     * @return string compiled code
+     */
+    public function compile($args, $compiler, $parameter) {
+        // check and get attributes
+        $_attr = $this->getAttributes($compiler, $args);
+        $this->openTag($compiler, 'while', $compiler->nocache);
+
+        if (!array_key_exists("if condition", $parameter)) {
+            $compiler->trigger_template_error("missing while condition", $compiler->lex->taglineno);
+        }
+
+        // maybe nocache because of nocache variables
+        $compiler->nocache = $compiler->nocache | $compiler->tag_nocache;
+        if (is_array($parameter['if condition'])) {
+            if ($compiler->nocache) {
+                $_nocache = ',true';
+                // create nocache var to make it know for further compiling
+                if (is_array($parameter['if condition']['var'])) {
+                    $var = trim($parameter['if condition']['var']['var'], "'");
+                } else {
+                    $var = trim($parameter['if condition']['var'], "'");
+                }
+                if (isset($compiler->template->tpl_vars[$var])) {
+                    $compiler->template->tpl_vars[$var]->nocache = true;
+                } else {
+                    $compiler->template->tpl_vars[$var] = new Smarty_Variable(null, true);
+                }
+            } else {
+                $_nocache = '';
+            }
+            if (is_array($parameter['if condition']['var'])) {
+                $_output = "<?php if (!isset(\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var']['var'] . "]) || !is_array(\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var']['var'] . "]->value)) \$_smarty_tpl->createLocalArrayVariable(" . $parameter['if condition']['var']['var'] . "$_nocache);\n";
+                $_output .= "while (\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var']['var'] . "]->value" . $parameter['if condition']['var']['smarty_internal_index'] . " = " . $parameter['if condition']['value'] . ") {?>";
+            } else {
+                $_output = "<?php if (!isset(\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var'] . "])) \$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var'] . "] = new Smarty_Variable(null{$_nocache});";
+                $_output .= "while (\$_smarty_tpl->tpl_vars[" . $parameter['if condition']['var'] . "]->value = " . $parameter['if condition']['value'] . ") {?>";
+            }
+
+            return $_output;
+        } else {
+            return "<?php while ({$parameter['if condition']}) {?>";
+        }
+    }
+}
+
+/**
+ * Smarty Internal Plugin Compile Whileclose Class
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ */
+class Smarty_Internal_Compile_Whileclose extends Smarty_Internal_CompileBase {
+    /**
+     * Compiles code for the {/while} tag
+     *
+     * @param  array $args array with attributes from parser
+     * @param  object $compiler compiler object
+     *
+     * @return string compiled code
+     */
+    public function compile($args, $compiler) {
+        // must endblock be nocache?
+        if ($compiler->nocache) {
+            $compiler->tag_nocache = true;
+        }
+        $compiler->nocache = $this->closeTag($compiler, array('while'));
+
+        return "<?php }?>";
+    }
+}