create smarty attribute for cart

core/lib/Thelia/Core/Template/Smarty/Plugins/DataAccessFunctions.php

@@ -37,6 +37,7 @@ use Thelia\Model\Product;
 use Thelia\Model\ProductQuery;
 use Thelia\Model\Tools\ModelCriteriaTools;
 use Thelia\Tools\DateTimeFormat;
+use Thelia\Cart\CartTrait;
 
 /**
  * Implementation of data access to main Thelia objects (users, cart, etc.)
@@ -46,6 +47,8 @@ use Thelia\Tools\DateTimeFormat;
  */
 class DataAccessFunctions extends AbstractSmartyPlugin
 {
+    use CartTrait;
+
     private $securityContext;
     protected $parserContext;
     protected $request;
@@ -151,6 +154,20 @@ class DataAccessFunctions extends AbstractSmartyPlugin
         }
     }
 
+    public function cartDataAccess($params, $smarty)
+    {
+        $cart = $this->getCart($this->request);
+        $result = "";
+        switch($params["attr"]) {
+            case "count_item":
+
+                $result = $cart->getCartItems()->count();
+                break;
+        }
+
+        return $result;
+    }
+
     /**
      * Lang global data
      *
@@ -263,6 +280,7 @@ class DataAccessFunctions extends AbstractSmartyPlugin
             new SmartyPluginDescriptor('function', 'folder', $this, 'folderDataAccess'),
             new SmartyPluginDescriptor('function', 'currency', $this, 'currencyDataAccess'),
             new SmartyPluginDescriptor('function', 'lang', $this, 'langDataAccess'),
+            new SmartyPluginDescriptor('function', 'cart', $this, 'cartDataAccess'),
         );
     }
 }

core/lib/Thelia/Model/Cart.php

@@ -76,4 +76,17 @@ class Cart extends BaseCart
     {
 
     }
+
+    public function getTotalAmount()
+    {
+        $total = 0;
+
+        foreach($this->getCartItems() as $cartItem) {
+            $total += $cartItem->getPrice()-$cartItem->getDiscount();
+        }
+
+        $total -= $this->getDiscount();
+
+        return $total;
+    }
 }

templates/default/layout.tpl

@@ -95,7 +95,7 @@ URL: http://www.thelia.net
                     {/elseloop}
                     <li class="dropdown">
                         <a href="cart.html" class="dropdown-toggle cart" data-toggle="dropdown">
-                            Cart <span class="badge">2</span>
+                            Cart <span class="badge">{cart attr="count_item"}</span>
                         </a>
                     </li>
                 </ul>