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 <?php
 /**
  * Zend Framework
  *
  * LICENSE
  *
  * This source file is subject to the new BSD license that is bundled
  * with this package in the file LICENSE.txt.
  * It is also available through the world-wide-web at this URL:
  * http://framework.zend.com/license/new-bsd
  * If you did not receive a copy of the license and are unable to
  * obtain it through the world-wide-web, please send an email
  * to license@zend.com so we can send you a copy immediately.
  *
  * @category   Zend
  * @package    Zend_View
  * @subpackage Helper
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /** Zend_View_Helper_Abstract.php */
 // require_once 'Zend/View/Helper/Abstract.php';
 
 /**
  * Currency view helper
  *
  * @category  Zend
  * @package   Zend_View
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license   http://framework.zend.com/license/new-bsd     New BSD License
  */
 class Zend_View_Helper_Currency extends Zend_View_Helper_Abstract
 {
     /**
      * Currency object
      *
      * @var Zend_Currency
      */
     protected $_currency;
 
     /**
      * Constructor for manually handling
      *
      * @param  Zend_Currency $currency Instance of Zend_Currency
      * @return void
      */
     public function __construct($currency = null)
     {
         if ($currency === null) {
             // require_once 'Zend/Registry.php';
             if (Zend_Registry::isRegistered('Zend_Currency')) {
                 $currency = Zend_Registry::get('Zend_Currency');
             }
         }
 
         $this->setCurrency($currency);
     }
 
     /**
      * Output a formatted currency
      *
      * @param  integer|float            $value    Currency value to output
      * @param  string|Zend_Locale|array $currency OPTIONAL Currency to use for
      *                                            this call
      * @return string Formatted currency
      */
     public function currency($value = null, $currency = null)
     {
         if ($value === null) {
             return $this;
         }
 
         if (is_string($currency) || ($currency instanceof Zend_Locale)) {
             // require_once 'Zend/Locale.php';
             if (Zend_Locale::isLocale($currency)) {
                 $currency = array('locale' => $currency);
             }
         }
 
         if (is_string($currency)) {
             $currency = array('currency' => $currency);
         }
 
         if (is_array($currency)) {
             return $this->_currency->toCurrency($value, $currency);
         }
 
         return $this->_currency->toCurrency($value);
     }
 
     /**
      * Sets a currency to use
      *
      * @param  Zend_Currency|String|Zend_Locale $currency Currency to use
      * @throws Zend_View_Exception When no or a false currency was set
      * @return Zend_View_Helper_Currency
      */
     public function setCurrency($currency = null)
     {
         if (!$currency instanceof Zend_Currency) {
             // require_once 'Zend/Currency.php';
             $currency = new Zend_Currency($currency);
         }
         $this->_currency = $currency;
 
         return $this;
     }
 
     /**
      * Retrieve currency object
      *
      * @return Zend_Currency|null
      */
     public function getCurrency()
     {
         return $this->_currency;
     }
 }