[-] FO : #PSCFV-3268 - Fix bug with cache cartrule badly fill

// This fix is not "clean". It would be intersting to take more time to found a better solution

classes/CartRule.php

@@ -914,6 +914,15 @@ class CartRuleCore extends ObjectModel
 		return $reduction_value;
 	}
 	
+	/**
+	 * Make sure caches are empty
+	 * Must be called before calling multiple time getContextualValue()
+	 */
+	public static function cleanCache()
+	{
+		self::$only_one_gift = array();
+	}
+
 	protected function getCartRuleCombinations()
 	{
 		$array = array();

classes/PaymentModule.php

@@ -195,6 +195,9 @@ abstract class PaymentModuleCore extends Module
 					foreach ($data['package_list'] as $id_package)
 						$package_list[$id_address][$id_package]['id_carrier'] = $id_carrier;
 
+			// Make sure CarRule caches are empty
+			CartRule::cleanCache();
+			
 			foreach ($package_list as $id_address => $packageByAddress)
 				foreach ($packageByAddress as $id_package => $package)
 				{