<?xml version="1.0"?>
<!--
/**
 * Magento
 *
 * @category   Custom
 * @package    Custom_Datefix
 */
-->
<config>
    <modules>
        <Custom_Datefix>
            <version>1.0.0</version>
        </Custom_Datefix>
    </modules>
    <global>
        <blocks>
            <adminhtml>
                <rewrite>
                    <customer_edit_tab_view>Custom_Datefix_Block_Customer_Edit_Tab_View</customer_edit_tab_view>
                </rewrite>
            </adminhtml>
        </blocks>
    </global>
</config>

<?xml version="1.0"?>
<!--
/**
 * Magento
 *
 * @category   Custom
 * @package    Custom_Datefix
 */
-->
<config>
    <modules>
        <Custom_Datefix>
            <version>1.0.0</version>
        </Custom_Datefix>
    </modules>
    <global>
        <blocks>
            <adminhtml>
                <rewrite>
                    <customer_edit_tab_view>Custom_Datefix_Block_Customer_Edit_Tab_View</customer_edit_tab_view>
                </rewrite>
            </adminhtml>
        </blocks>
    </global>
</config>

<?php

/**
 * Magento
 *
 *
 * Customer account form block
 *
 * @category   Custom
 * @package    Custom_Datefix
 */
class Custom_Datefix_Block_Customer_Edit_Tab_View
    extends Mage_Adminhtml_Block_Customer_Edit_Tab_View
{
    /**
     * Get customer last login date
     *
     * @return string
     */
    public function getLastLoginDate()
    {
        if ($date = $this->getCustomerLog()->getLoginAtTimestamp()) {
            $date = Mage::app()->getLocale()->storeDate(
                $this->getCustomer()->getStoreId(),
                $date,
                true
            );
            return $this->formatDate($date, Mage_Core_Model_Locale::FORMAT_TYPE_MEDIUM, true);
        }
        return Mage::helper('customer')->__('Never');
    }
}