app/code/community/Nexcessnet/Turpentine/Model/Observer/Esi.php
public function hookToAddToWishlistBefore($observer)
    {
        $key = Mage::getSingleton('core/session')->getFormKey();
        $observer->getEvent()->getRequest()->setParam('form_key', $key);
        return $this;
    }
public function hookToAddToWishlistBefore($observer)
    {
        $key = Mage::getSingleton('core/session')->getFormKey();
        $observer->getEvent()->getRequest()->setParam('form_key', $key);
        return $this;
    }
public function hookToAddToWishlistBefore ( $ observer ) { $ key = Mage :: getSingleton ( 'core/session' ) -> getFormKey ( ) ; $ observer -> getEvent ( ) -> getRequest ( ) -> setParam ( 'form_key' , $ key ) ; return $ this ; }
Set the form key on the add to wishlist request

@param $observer

@return Nexcessnet_Turpentine_Model_Observer_Esi
Set the form key on the add to wishlist request