How to add total product quantity in back office order page?

[yls96]

Hi, i want to ask how can i add total product quantity in bo customer order page in PS 1.7.8.

In previous versions 1.7.6 i do this:

/httpdocs/controllers/admin

controllers\admin\AdminOrdersController.php

 

line 1950, add blacky

 

$productsUnits = array_sum(array_column($products, 'product_quantity'));

// Smarty assign

$this->tpl_view_vars = array(

'order' => $order,

'cart' => new Cart($order->id_cart),

'customer' => $customer,

'total_units' =>$productsUnits,

'gender' => $gender,

 

/httpdocs/admin/themes/default/template/controllers/orders/helpers/view

admin1234/themes/default/template/controllers/orders/helpers/view/view.tpl

 

line 1950, add blacky

 

 <div class="panel">

<div class="panel-heading">

<i class="icon-shopping-cart"></i>

 {l s='Products' d='Admin.Global'} <span class="badge">{$products|@count}</span>

  <span style="margin-left:20px"> <i class="icon-inbox"></i> {l s='Units' d='Admin.Global'} <span class="badge">{$total_units}</span></span>

  </div>