<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * 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@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Adminhtml
 * @copyright   Copyright (c) 2010 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Shipment tracking control form
 *
 * @category   Mage
 * @package    Mage_Adminhtml
 * @author      Magento Core Team <core@magentocommerce.com>
 */
class Mage_Adminhtml_Block_Sales_Order_Shipment_View_Tracking extends Mage_Adminhtml_Block_Template
{
    /**
     * Prepares layout of block
     *
     * @return Mage_Adminhtml_Block_Sales_Order_View_Giftmessage
     */
    protected function _prepareLayout()
    {
        $onclick = "submitAndReloadArea($('shipment_tracking_info').parentNode, '".$this->getSubmitUrl()."')";
        $this->setChild('save_button',
            $this->getLayout()->createBlock('adminhtml/widget_button')
                ->setData(array(
                    'label'   => Mage::helper('sales')->__('Add'),
                    'class'   => 'save',
                    'onclick' => $onclick
                ))

        );
    }

    /**
     * Retrieve shipment model instance
     *
     * @return Mage_Sales_Model_Order_Shipment
     */
    public function getShipment()
    {
        return Mage::registry('current_shipment');
    }

    /**
     * Retrieve save url
     *
     * @return string
     */
    public function getSubmitUrl()
    {
        return $this->getUrl('*/*/addTrack/', array('shipment_id'=>$this->getShipment()->getId()));
    }

    /**
     * Retrive save button html
     *
     * @return string
     */
    public function getSaveButtonHtml()
    {
        return $this->getChildHtml('save_button');
    }

    /**
     * Retrieve remove url
     *
     * @return string
     */
    public function getRemoveUrl($track)
    {
        return $this->getUrl('*/*/removeTrack/', array(
            'shipment_id' => $this->getShipment()->getId(),
            'track_id' => $track->getId()
        ));
    }

    /**
     * Retrieve remove url
     *
     * @return string
     */
    public function getTrackInfoUrl($track)
    {
        return $this->getUrl('*/*/viewTrack/', array(
            'shipment_id' => $this->getShipment()->getId(),
            'track_id' => $track->getId()
        ));
    }

    /**
     * Retrieve
     *
     * @return unknown
     */
    public function getCarriers()
    {
        $carriers = array();
        $carrierInstances = Mage::getSingleton('shipping/config')->getAllCarriers(
            $this->getShipment()->getStoreId()
        );
        $carriers['custom'] = Mage::helper('sales')->__('Custom Value');
        foreach ($carrierInstances as $code => $carrier) {
            if ($carrier->isTrackingAvailable()) {
                $carriers[$code] = $carrier->getConfigData('title');
            }
        }
        return $carriers;
    }

    public function getCarrierTitle($code)
    {
        if ($carrier = Mage::getSingleton('shipping/config')->getCarrierInstance($code)) {
            return $carrier->getConfigData('title');
        }
        else {
            return Mage::helper('sales')->__('Custom Value');
        }
        return false;
    }
}