*     * @var string     */    var $compiler_class        =   'Smarty_Compiler';    /**     * The class used to load config vars.     *     * @var string     */    var $config_class          =   'Config_File';/**#@+ * END Smarty Configuration Section * There should be no need to touch anything below this line. * @access private */    /**     * where assigned template vars are kept     *     * @var array     */    var $_tpl_vars             = array();    /**     * stores run-time $smarty.* vars     *     * @var null|array     */    var $_smarty_vars          = null;    /**     * keeps track of sections     *     * @var array     */    var $_sections             = array();    /**     * keeps track of foreach blocks     *     * @var array     */    var $_foreach              = array();    /**     * keeps track of tag hierarchy     *     * @var array     */    var $_tag_stack            = array();    /**     * configuration object     *     * @var Config_file     */    var $_conf_obj             = null;    /**     * loaded configuration settings     *     * @var array     */    var $_config               = array(array('vars'  => array(), 'files' => array()));    /**     * md5 checksum of the string 'Smarty'     *     * @var string     */    var $_smarty_md5           = 'f8d698aea36fcbead2b9d5359ffca76f';    /**     * Smarty version number     *     * @var string     */    var $_version              = '2.6.13';    /**     * current template inclusion depth     *     * @var integer     */    var $_inclusion_depth      = 0;    /**     * for different compiled templates     *     * @var string     */    var $_compile_id           = null;    /**     * text in URL to enable debug mode     *     * @var string     */    var $_smarty_debug_id      = 'SMARTY_DEBUG';    /**     * debugging information for debug console     *     * @var array     */    var $_smarty_debug_info    = array();    /**     * info that makes up a cache file     *     * @var array     */    var $_cache_info           = array();    /**     * default file permissions     *     * @var integer     */    var $_file_perms           = 0644;    /**     * default dir permissions     *     * @var integer     */    var $_dir_perms               = 0771;    /**     * registered objects     *     * @var array     */    var $_reg_objects           = array();    /**     * table keeping track of plugins     *     * @var array     */    var $_plugins              = array(                                       'modifier'      => array(),                                       'function'      => array(),                                       'block'         => array(),                                       'compiler'      => array(),                                       'prefilter'     => array(),                                       'postfilter'    => array(),                                       'outputfilter'  => array(),                                       'resource'      => array(),                                       'insert'        => array());    /**     * cache serials     *     * @var array     */    var $_cache_serials = array();    /**     * name of optional cache include file     *     * @var string     */    var $_cache_include = null;    /**     * indicate if the current code is used in a compiled     * include     *     * @var string     */    var $_cache_including = false;    /**#@-*/    /**     * The class constructor.     */    function Smarty()    {      $this->assign('SCRIPT_NAME', isset($_SERVER['SCRIPT_NAME']) ? $_SERVER['SCRIPT_NAME']                    : @$GLOBALS['HTTP_SERVER_VARS']['SCRIPT_NAME']);    }	function assign($tpl_var, $value = null)    {        if (is_array($tpl_var)){            foreach ($tpl_var as $key => $val) {                if ($key != '') {                    $this->_tpl_vars[$key] = $val;                }            }        } else {            if ($tpl_var != '')                $this->_tpl_vars[$tpl_var] = $value;        }    }    /**     * assigns values to template variables by reference     *     * @param string $tpl_var the template variable name     * @param mixed $value the referenced value to assign     */    function assign_by_ref($tpl_var, &$value)    {        if ($tpl_var != '')            $this->_tpl_vars[$tpl_var] = &$value;    }    /**     * appends values to template variables     *     * @param array|string $tpl_var the template variable name(s)     * @param mixed $value the value to append     */    function append($tpl_var, $value=null, $merge=false)    {        if (is_array($tpl_var)) {            // $tpl_var is an array, ignore $value            foreach ($tpl_var as $_key => $_val) {                if ($_key != '') {                    if(!@is_array($this->_tpl_vars[$_key])) {                        settype($this->_tpl_vars[$_key],'array');                    }                    if($merge && is_array($_val)) {                        foreach($_val as $_mkey => $_mval) {                            $this->_tpl_vars[$_key][$_mkey] = $_mval;                        }                    } else {                        $this->_tpl_vars[$_key][] = $_val;                    }                }            }        } else {            if ($tpl_var != '' && isset($value)) {                if(!@is_array($this->_tpl_vars[$tpl_var])) {                    settype($this->_tpl_vars[$tpl_var],'array');                }                if($merge && is_array($value)) {                    foreach($value as $_mkey => $_mval) {                        $this->_tpl_vars[$tpl_var][$_mkey] = $_mval;                    }                } else {                    $this->_tpl_vars[$tpl_var][] = $value;                }            }        }    }    /**     * appends values to template variables by reference     *     * @param string $tpl_var the template variable name     * @param mixed $value the referenced value to append     */    function append_by_ref($tpl_var, &$value, $merge=false)    {        if ($tpl_var != '' && isset($value)) {            if(!@is_array($this->_tpl_vars[$tpl_var])) {             settype($this->_tpl_vars[$tpl_var],'array');            }            if ($merge && is_array($value)) {                foreach($value as $_key => $_val) {                    $this->_tpl_vars[$tpl_var][$_key] = &$value[$_key];                }            } else {                $this->_tpl_vars[$tpl_var][] = &$value;            }        }    }    /**     * clear the given assigned template variable.     *     * @param string $tpl_var the template variable to clear     */    function clear_assign($tpl_var)    {        if (is_array($tpl_var))            foreach ($tpl_var as $curr_var)                unset($this->_tpl_vars[$curr_var]);        else            unset($this->_tpl_vars[$tpl_var]);    }    /**     * Registers custom function to be used in templates     *     * @param string $function the name of the template function     * @param string $function_impl the name of the PHP function to register     */    function register_function($function, $function_impl, $cacheable=true, $cache_attrs=null)    {        $this->_plugins['function'][$function] =            array($function_impl, null, null, false, $cacheable, $cache_attrs);    }    /**     * Unregisters custom function     *     * @param string $function name of template function     */    function unregister_function($function)    {        unset($this->_plugins['function'][$function]);    }    /**     * Registers object to be used in templates     *     * @param string $object name of template object     * @param object &$object_impl the referenced PHP object to register     * @param null|array $allowed list of allowed methods (empty = all)     * @param boolean $smarty_args smarty argument format, else traditional     * @param null|array $block_functs list of methods that are block format     */    function register_object($object, &$object_impl, $allowed = array(), $smarty_args = true, $block_methods = array())    {        settype($allowed, 'array');        settype($smarty_args, 'boolean');        $this->_reg_objects[$object] =            array(&$object_impl, $allowed, $smarty_args, $block_methods);    }    /**     * Unregisters object     *     * @param string $object name of template object     */    function unregister_object($object)    {        unset($this->_reg_objects[$object]);    }    /**     * Registers block function to be used in templates     *     * @param string $block name of template block     * @param string $block_impl PHP function to register     */    function register_block($block, $block_impl, $cacheable=true, $cache_attrs=null)    {        $this->_plugins['block'][$block] =            array($block_impl, null, null, false, $cacheable, $cache_attrs);    }    /**     * Unregisters block function     *     * @param string $block name of template function     */    function unregister_block($block)    {        unset($this->_plugins['block'][$block]);    }    /**     * Registers compiler function     *     * @param string $function name of template function     * @param string $function_impl name of PHP function to register     */    function register_compiler_function($function, $function_impl, $cacheable=true)    {        $this->_plugins['compiler'][$function] =            array($function_impl, null, null, false, $cacheable);    }    /**     * Unregisters compiler function     *     * @param string $function name of template function     */    function unregister_compiler_function($function)    {        unset($this->_plugins['compiler'][$function]);    }    /**     * Registers modifier to be used in templates     *     * @param string $modifier name of template modifier