Как добавить товар по артикулу в корзину. Готов на 90% - остальное? - [VM1] Модификации и хаки

<td width="50%">
	Быстрое добавление товаров в корзину
	<form class="addtocart_form" id="addtocart" name="addtocart" method="post" action="<?php echo $mm_action_url . basename( $_SERVER['PHP_SELF'])?>">
	<input type="text" name="product_sku" width="13" maxlength="30" class="inputbox" />
	<br>
	<input type="text" value="1" name="quantity[]" class="inputbox">
	<br>
	<input type="submit" title="Добавить" value="Добавить" class="button">
	<input type="hidden" value="shop.cart" name="page"> <!--Перелинковка на страницу козины-->
	<input type="hidden" value="cartadd" name="func">
	<input type="hidden" value="<?php echo @intval($_REQUEST['Itemid'])?>" name="Itemid">
	<input type="hidden" value="com_virtuemart" name="option"> 
	</form>
	</td>
	</tr><tr width="50%"><br><input name="option" value="com_virtuemart" type="hidden">

<?php if( !defined( '_VALID_MOS' ) && !defined( '_JEXEC' ) ) die( 'Direct Access to '.basename(__FILE__).' is not allowed.' );

if($empty_cart) { ?>
    
    <div style="margin: 0 auto;" align="center">
    <?php if(!$vmMinicart) { ?>
        
      <div style="text-align:center;"><img src="<?php echo $mm_action_url ?>components/com_virtuemart/shop_image/ps_image/cart_1.png" alt="VirtueMart" width="80" vspace="5" border="0" />
            <br />
          <?php }
    echo $VM_LANG->_('PHPSHOP_EMPTY_CART')?>
            </div>
    </div>
<?php } 
else {
    // Loop through each row and build the table
    foreach( $minicart as $cart ) { 		

		foreach( $cart as $attr => $val ) {
			// Using this we make all the variables available in the template
			// translated example: $this->set( 'product_name', $product_name );
			$this->set( $attr, $val );
		}
        
    }
}
if(!$vmMinicart) { ?><?php } ?>
<div style="float: left;" >
<?php echo $total_products ?>
</div>
<div style="float: right;">
<?php echo $total_price ?>
</div>
<?php if (!$empty_cart && !$vmMinicart) { ?>
    <br/><br style="clear:both" /><div align="center">
    <?php echo $show_cart ?>
    </div><br/>

<?php } 
echo $saved_cart;
?>

<!--ХАК чтобы можно было добавлять в корзину товары по артикулу-->
<td width="50%">
	Быстрое добавление товаров в корзину
	<form class="addtocart_form" id="addtocart" name="addtocart" method="post" action="<?php echo $mm_action_url . basename( $_SERVER['PHP_SELF'])?>">
	<input type="text" name="product_sku" width="13" maxlength="30" class="inputbox" />
	<br>
	<input type="text" value="1" name="quantity[]" class="inputbox">
	<br>
	<input type="submit" title="Добавить" value="Добавить" class="button">
	<input type="hidden" value="shop.cart" name="page"> <!--Перелинковка на страницу козины-->
	<input type="hidden" value="cartadd" name="func">
	<input type="hidden" value="<?php echo @intval($_REQUEST['Itemid'])?>" name="Itemid">
	<input type="hidden" value="com_virtuemart" name="option"> 
	</form>
	</td>
	</tr><tr width="50%"><br><input name="option" value="com_virtuemart" type="hidden">
	

<center><form id="addtocart129000_1" class="addtocart_form" onsubmit="handleAddToCart( this.id );return false;" name="addtocart" method="post" action="http://joomla2:8080/index.php">
      
    
    <label class="quantity_box" for="quantity25298"></label><input class="quantity_box_button quantity_box_button_up" type="button" onclick="var qty_el = document.getElementById('quantity25298'); var qty = qty_el.value; if( !isNaN( qty )) qty_el.value++;return false;"></input><input id="quantity25298" class="inputboxquantity" type="text" value="1" name="quantity[]" size="1"></input><input class="quantity_box_button quantity_box_button_down" type="button" onclick="var qty_el = document.getElementById('quantity25298'); var qty = qty_el.value; if( !isNaN( qty ) && qty > 0 ) qty_el.value--;return false;"></input><br></br><input class="addtocart_button" type="submit" title="Купить" value="Купить"></input><input type="hidden" value="386" name="category_id"></input><input type="hidden" value="25298" name="product_id"></input><input type="hidden" value="25298" name="prod_id[]"></input><input type="hidden" value="shop.cart" name="page"></input><input type="hidden" value="cartadd" name="func"></input><input type="hidden" value="76" name="Itemid"></input><input type="hidden" value="com_virtuemart" name="option"></input><input type="hidden" value="" name="set_price[]"></input><input type="hidden" value="" name="adjust_price[]"></input><input type="hidden" value="" name="master_product[]"></input></form></center>

<center><form id="addtocart129000_1" class="addtocart_form" onsubmit="handleAddToCart( this.id );return false;" name="addtocart" method="post" action="http://joomla2:8080/index.php">
      
    
    <label class="quantity_box" for="quantity25298"></label>
	<input class="quantity_box_button quantity_box_button_up" type="button" onclick="var qty_el = document.getElementById('quantity25298'); var qty = qty_el.value; if( !isNaN( qty )) qty_el.value++;return false;"></input>
	<input id="quantity25298" class="inputboxquantity" type="text" value="1" name="quantity[]" size="1"></input>
	<input class="quantity_box_button quantity_box_button_down" type="button" onclick="var qty_el = document.getElementById('quantity25298'); var qty = qty_el.value; if( !isNaN( qty ) && qty > 0 ) qty_el.value--;return false;"></input>
	<br>
	<input class="addtocart_button" type="submit" title="Купить" value="Купить"></input>
	<br>
	<input type="text" value="" name="product_sku"></input>
	<input type="hidden" value="shop.cart" name="page"></input>
	<input type="hidden" value="cartadd" name="func"></input>
	<input type="hidden" value="com_virtuemart" name="option"></input>
	</form></center>