Fix skills and attributes being possible to add to irrelevant effects. Should resolve bug #2980.

apps/opencs/model/world/nestedcoladapterimp.hpp

@@ -317,8 +317,34 @@ namespace CSMWorld
                     else
                         throw std::runtime_error("Magic effects ID unexpected value");
                 }
-                case 1: return effect.mSkill;
-                case 2: return effect.mAttribute;
+                case 1:
+                {
+                    switch (effect.mEffectID)
+                    {
+                        case ESM::MagicEffect::DrainSkill:
+                        case ESM::MagicEffect::DamageSkill:
+                        case ESM::MagicEffect::RestoreSkill:
+                        case ESM::MagicEffect::FortifySkill:
+                        case ESM::MagicEffect::AbsorbSkill:
+                             return effect.mSkill;
+                        default:
+                            return QVariant();
+                    }
+                }
+                case 2:
+                {
+                    switch (effect.mEffectID)
+                    {
+                        case ESM::MagicEffect::DrainAttribute:
+                        case ESM::MagicEffect::DamageAttribute:
+                        case ESM::MagicEffect::RestoreAttribute:
+                        case ESM::MagicEffect::FortifyAttribute:
+                        case ESM::MagicEffect::AbsorbAttribute:
+                             return effect.mAttribute;
+                        default:
+                            return QVariant();
+                    }
+                }
                 case 3:
                 {
                     if (effect.mRange >=0 && effect.mRange <=2)

apps/opencs/model/world/refidadapterimp.cpp

@@ -139,8 +139,34 @@ QVariant CSMWorld::IngredEffectRefIdAdapter::getNestedData (const RefIdColumn *c
     switch (subColIndex)
     {
         case 0: return record.get().mData.mEffectID[subRowIndex];
-        case 1: return record.get().mData.mSkills[subRowIndex];
-        case 2: return record.get().mData.mAttributes[subRowIndex];
+        case 1:
+        {
+            switch (record.get().mData.mEffectID[subRowIndex])
+            {
+                case ESM::MagicEffect::DrainSkill:
+                case ESM::MagicEffect::DamageSkill:
+                case ESM::MagicEffect::RestoreSkill:
+                case ESM::MagicEffect::FortifySkill:
+                case ESM::MagicEffect::AbsorbSkill:
+                    return record.get().mData.mSkills[subRowIndex];
+                default:
+                    return QVariant();
+            }
+        }
+        case 2:
+        {
+            switch (record.get().mData.mEffectID[subRowIndex])
+            {
+                case ESM::MagicEffect::DrainAttribute:
+                case ESM::MagicEffect::DamageAttribute:
+                case ESM::MagicEffect::RestoreAttribute:
+                case ESM::MagicEffect::FortifyAttribute:
+                case ESM::MagicEffect::AbsorbAttribute:
+                    return record.get().mData.mAttributes[subRowIndex];
+                default:
+                    return QVariant();
+            }
+        }
         default:
             throw std::runtime_error("Trying to access non-existing column in the nested table!");
     }