Fixes undefined classes

Author: sreichel

app/code/core/Mage/Bundle/Block/Adminhtml/Sales/Order/Items/Renderer.php

@@ -179,7 +179,11 @@ public function getOrderOptions($item = null)
 
     public function getOrderItem()
     {
-        if ($this->getItem() instanceof Mage_Sales_Order_Item) {
+        if ($this->getItem() instanceof Mage_Sales_Model_Order_Invoice_Item) {
+            return $this->getItem();
+        } else if ($this->getItem() instanceof Mage_Sales_Model_Order_Shipment_Item) {
+            return $this->getItem();
+        } else if ($this->getItem() instanceof Mage_Sales_Model_Order_Creditmemo_Item) {
             return $this->getItem();
         } else {
             return $this->getItem()->getOrderItem();

app/code/core/Mage/Bundle/Model/Sales/Order/Pdf/Items/Abstract.php

@@ -233,7 +233,11 @@ public function getOrderOptions($item = null)
      */
     public function getOrderItem()
     {
-        if ($this->getItem() instanceof Mage_Sales_Order_Item) {
+        if ($this->getItem() instanceof Mage_Sales_Model_Order_Invoice_Item) {
+            return $this->getItem();
+        } else if ($this->getItem() instanceof Mage_Sales_Model_Order_Shipment_Item) {
+            return $this->getItem();
+        } else if ($this->getItem() instanceof Mage_Sales_Model_Order_Creditmemo_Item) {
             return $this->getItem();
         } else {
             return $this->getItem()->getOrderItem();

app/code/core/Mage/Sales/Model/Quote/Address.php

@@ -1032,15 +1032,15 @@ public function getTotals()
     /**
      * Add total data or model
      *
-     * @param Mage_Sales_Model_Quote_Total|array $total
+     * @param Mage_Sales_Model_Quote_Address_Total|array $total
      * @return Mage_Sales_Model_Quote_Address
      */
     public function addTotal($total)
     {
         if (is_array($total)) {
             $totalInstance = Mage::getModel('sales/quote_address_total')
                 ->setData($total);
-        } elseif ($total instanceof Mage_Sales_Model_Quote_Total) {
+        } elseif ($total instanceof Mage_Sales_Model_Quote_Address_Total) {
             $totalInstance = $total;
         }
         $totalInstance->setAddress($this);