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2809 rexy 1 
<?php
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/**
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 * Smarty Method GetGlobal
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 *
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 * Smarty::getGlobal() 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_GetGlobal
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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 global  variables
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     *
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     * @api Smarty::getGlobal()
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     *
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     * @param \Smarty_Internal_Data $data
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     * @param string                $varName variable name or null
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     *
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     * @return string|array variable value or or array of variables
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     */
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    public function getGlobal(Smarty_Internal_Data $data, $varName = null)
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    {
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        if (isset($varName)) {
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            if (isset(Smarty::$global_tpl_vars[ $varName ])) {
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                return Smarty::$global_tpl_vars[ $varName ]->value;
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            } else {
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                return '';
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            }
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        } else {
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            $_result = array();
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            foreach (Smarty::$global_tpl_vars as $key => $var) {
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                $_result[ $key ] = $var->value;
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            }
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            return $_result;
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        }
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    }
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}