detect when there is an eventbooking ddatacollection to gather

fulcrm_shoppingcart.module

@@ -442,6 +442,11 @@ function _fulcrm_shoppingcart_buy_eventbookingtype_create_shoppingitem( &$form_s
                                      ),
                        );
 
+        if ( $form_state[ 'fulcrm_shoppingcart' ][ 'eventbookingtype' ][ 'eventbooking_ddatacollection' ] ) {
+            $item[ 'd' ][ 'fulcrm' ][ 'eventbooking' ][ 'd' ][ 'fulcrm_collections' ] = array( $form_state[ 'fulcrm_shoppingcart' ][ 'eventbookingtype' ][ 'eventbooking_ddatacollection' ][ 's' ] );
+            $item[ 'd' ][ 'fulcrm' ][ 'eventbooking' ][ 'd' ][ '_structure' ] = $form_state[ 'fulcrm_shoppingcart' ][ 'eventbookingtype' ][ 'eventbooking_ddatacollection' ][ '_structure' ];
+        }
+
         $api_data = fulcrm_apiv2_POST( 'shoppingitem/', $item, $query = array( 'expand' => 'd' ) );
         fulcrm_shoppingcart_invalidate_cache();
         if ( $api_data[ 'success' ] ) {
@@ -1224,9 +1229,27 @@ function fulcrm_shoppingcart_donate() {
     return drupal_goto( 'fulcrm/checkout' );
 }
 
+function fulcrm_shoppingcart_pre_cart_step( &$cart ) {
+    die( 'DIE: ' . print_r( $cart, 1 ) );
+}
+
+function fulcrm_shoppingcart_has_pre_cart_step( &$cart ) {
+    foreach ( $cart[ 'shoppingitems' ] as $k => $item ) {
+        if ( array_key_exists( 'eventbooking', $item[ 'd' ][ 'fulcrm' ] ) ) {
+            if ( array_key_exists( '_structure', $item[ 'd' ][ 'fulcrm' ][ 'eventbooking' ][ 'd' ] ) )
+                return true;
+        }
+    }
+    return false;
+}
+
 function fulcrm_shoppingcart_checkout() {
     $cart = fulcrm_shoppingcart_get_session_cart( false );
     if ( $cart && array_key_exists( 'url', $cart ) ) {
+        if ( fulcrm_shoppingcart_has_pre_cart_step( $cart ) ) {
+            return fulcrm_shoppingcart_pre_cart_step( $cart );
+        }
+
         $hook_results = module_invoke_all( 'fulcrm_shoppingcart_pre_cart_to_transaction', $cart );
         foreach ( $hook_results as $hook_result )
             return $hook_result;