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2809 rexy 1 
<?php
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/**
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 * Smarty Method GetConfigVars
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 *
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 * Smarty::getConfigVars() method
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 *
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 * @package    Smarty
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 * @subpackage PluginsInternal
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 * @author     Uwe Tews
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 */
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class Smarty_Internal_Method_GetConfigVars
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{
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    /**
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     * Valid for all objects
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     *
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     * @var int
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     */
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    public $objMap = 7;
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    /**
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     * Returns a single or all config variables
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     *
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     * @api  Smarty::getConfigVars()
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     * @link http://www.smarty.net/docs/en/api.get.config.vars.tpl
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     *
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     * @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty $data
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     * @param string                                                  $varname        variable name or null
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     * @param bool                                                    $search_parents include parent templates?
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     *
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     * @return mixed variable value or or array of variables
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     */
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    public function getConfigVars(Smarty_Internal_Data $data, $varname = null, $search_parents = true)
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    {
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        $_ptr = $data;
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        $var_array = array();
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        while ($_ptr !== null) {
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            if (isset($varname)) {
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                if (isset($_ptr->config_vars[ $varname ])) {
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                    return $_ptr->config_vars[ $varname ];
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                }
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            } else {
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                $var_array = array_merge($_ptr->config_vars, $var_array);
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            }
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            // not found, try at parent
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            if ($search_parents) {
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                $_ptr = $_ptr->parent;
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            } else {
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                $_ptr = null;
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            }
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        }
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        if (isset($varname)) {
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            return '';
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        } else {
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            return $var_array;
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        }
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    }
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}