revising injectionGuideRate and productionGuideRate

for WellNode. It gives a better logic.

opm/core/wells/WellsGroup.cpp

@@ -1026,13 +1026,12 @@ namespace Opm
     {
         // Current understanding. Two ways might prevent to return the guide_rate here
         // 1. preventing the well from group control with keyword WGRUPCON
-        // 2. the well violating some limits and working under limits. We do not have strategy
+        // 2. the well violating some limits and working under limits.
-        // to handle this situation yet.
+        if (!only_group || !individual_control_) {
-        //  if (!only_group || prodSpec().control_mode_ == ProductionSpecification::GRUP) {
-        std::cout << "guide_rate for well " << name() << " is " << prodSpec().guide_rate_ << std::endl;
             return prodSpec().guide_rate_;
-        // }
+        } else {
-        // return 0.0;
+            return 0.0;
+        }
     }
 
     /// Calculates the injection guide rate for the group.
@@ -1040,11 +1039,12 @@ namespace Opm
     ///                       wells under group control
     double WellNode::injectionGuideRate(bool only_group)
     {
-        if (!only_group || injSpec().control_mode_ == InjectionSpecification::GRUP) {
+        if (!only_group || !individual_control_) {
             return injSpec().guide_rate_;
-        }
+        } else {
             return 0.0;
         }
+    }