public TES5VariableAssignation(ITES5Value reference, ITES5Value value)
{
this.Reference = reference;
this.value = value;
//If value is going to be casted but actually can't be casted, throw an exception.
if (ReferenceAndValueDifferentTypesAndValueIsNonNone() && !ReferenceIsIntAndValueExtendsForm() &&
//Oblivion stores boolean-like values in short ints. Exclude such cases.
!(reference.TES5Type == TES5BasicType.T_INT && value.TES5Type == TES5BasicType.T_BOOL) &&
!TES5InheritanceGraphAnalyzer.IsTypeOrExtendsTypeOrIsNumberType(value.TES5Type, reference.TES5Type, true))
{
throw new ConversionTypeMismatchException(value.TES5Type.OriginalName + " : " + value.TES5Type.NativeType.Name + " cannot be assigned to " + reference.TES5Type.OriginalName + " : " + reference.TES5Type.NativeType.Name);
}
}
/*
* Try to inference variable"s type with type.
*
*
* Needed for proxifying the properties to other scripts
* - Will return true if inferencing succeeded, false otherwise.
* @throws ConversionTypeMismatchException
*/
private void InferenceType(ITES5VariableOrProperty variable, TES5BasicType type)
{
if (!TES5InheritanceGraphAnalyzer.IsTypeOrExtendsTypeOrIsNumberType(type, variable.TES5Type.NativeType, false))
{
if (TES5InheritanceGraphAnalyzer.IsExtending(variable.TES5Type.NativeType, type))
{
return;
}
throw new ConversionTypeMismatchException("Could not extend " + variable.TES5Type.NativeType.Value + " to " + type.Value + ".");
}
if (variable.TES5Type.AllowInference)
{
variable.TES5Type = type;
}
else if (variable.TES5Type.AllowNativeTypeInference)
{
variable.TES5Type.NativeType = type;
}
else
{
throw new ConversionTypeMismatchException(variable.Name + " (" + variable.TES5DeclaredType.OriginalName + " : " + variable.TES5DeclaredType.NativeType.Name + ") could not be inferenced to a " + type.Name + " because inference was not allowed.");
}
}
private ITES5Value ConvertComparisonExpression(ITES4BinaryExpression expression, TES5CodeScope codeScope, TES5GlobalScope globalScope, TES5MultipleScriptsScope multipleScriptsScope)
{
Tuple <ITES4Value, ITES4Value>[] tes4ValueTuples = new Tuple <ITES4Value, ITES4Value>[]
{
new Tuple <ITES4Value, ITES4Value>(expression.LeftValue, expression.RightValue),
new Tuple <ITES4Value, ITES4Value>(expression.RightValue, expression.LeftValue)
};
/*
* Scenario 1 - Special functions converted on expression level
*/
foreach (Tuple <ITES4Value, ITES4Value> tes4ValueTuple in tes4ValueTuples)
{
ITES4Callable?valueTupleItem1 = tes4ValueTuple.Item1 as ITES4Callable;
if (valueTupleItem1 == null)
{
continue;
}
TES4Function function = valueTupleItem1.Function;
switch (function.FunctionCall.FunctionName.ToLower())
{
case "getweaponanimtype":
{
ITES5Referencer calledOn = this.CreateCalledOnReferenceOfCalledFunction(valueTupleItem1, codeScope, globalScope, multipleScriptsScope);
TES5ObjectCall equippedWeaponLeftValue = this.objectCallFactory.CreateObjectCall(this.objectCallFactory.CreateObjectCall(calledOn, "GetEquippedWeapon"), "GetWeaponType");
int[] targetedWeaponTypes;
switch ((int)tes4ValueTuple.Item2.Data)
{
case 0:
{
targetedWeaponTypes = new int[] { 0 };
break;
}
case 1:
{
targetedWeaponTypes = new int[] { 1, 2, 3, 4 };
break;
}
case 2:
{
targetedWeaponTypes = new int[] { 5, 6, 8 };
break;
}
case 3:
{
targetedWeaponTypes = new int[] { 7, 9 };
break;
}
default:
{
throw new ConversionException("GetWeaponAnimType() - Unknown weapon type in expression");
}
}
List <TES5ComparisonExpression> expressions = new List <TES5ComparisonExpression>();
foreach (var targetedWeaponType in targetedWeaponTypes)
{
expressions.Add(TES5ExpressionFactory.CreateComparisonExpression(equippedWeaponLeftValue, TES5ComparisonExpressionOperator.OPERATOR_EQUAL, new TES5Integer(targetedWeaponType)));
}
ITES5Expression resultExpression = expressions[0];
expressions.RemoveAt(0);
while (expressions.Any())
{
resultExpression = TES5ExpressionFactory.CreateLogicalExpression(resultExpression, TES5LogicalExpressionOperator.OPERATOR_OR, expressions.Last());
expressions.RemoveAt(expressions.Count - 1);
}
return(resultExpression);
}
case "getdetected":
{
TES5ObjectCallArguments inversedArgument = new TES5ObjectCallArguments()
{
this.CreateCalledOnReferenceOfCalledFunction(valueTupleItem1, codeScope, globalScope, multipleScriptsScope)
};
TES5ObjectCall getDetectedLeftValue = this.objectCallFactory.CreateObjectCall(this.referenceFactory.CreateReadReference(function.Arguments[0].StringValue, globalScope, multipleScriptsScope, codeScope.LocalScope), "isDetectedBy", inversedArgument);
TES5Integer getDetectedRightValue = new TES5Integer(((int)tes4ValueTuple.Item2.Data == 0) ? 0 : 1);
return(TES5ExpressionFactory.CreateComparisonExpression(getDetectedLeftValue, TES5ComparisonExpressionOperator.OPERATOR_EQUAL, getDetectedRightValue));
}
case "getdetectionlevel":
{
if (!tes4ValueTuple.Item2.HasFixedValue)
{
throw new ConversionException("Cannot convert getDetectionLevel calls with dynamic comparision");
}
TES5Bool tes5Bool = new TES5Bool(((int)tes4ValueTuple.Item2.Data) == 3); //true only if the compared value was 3
TES5ObjectCallArguments inversedArgument = new TES5ObjectCallArguments()
{
this.CreateCalledOnReferenceOfCalledFunction(valueTupleItem1, codeScope, globalScope, multipleScriptsScope)
};
return(TES5ExpressionFactory.CreateComparisonExpression
(
this.objectCallFactory.CreateObjectCall(this.referenceFactory.CreateReadReference(function.Arguments[0].StringValue, globalScope, multipleScriptsScope, codeScope.LocalScope), "isDetectedBy", inversedArgument),
TES5ComparisonExpressionOperator.OPERATOR_EQUAL,
tes5Bool
));
}
case "getcurrentaiprocedure":
{
if (!tes4ValueTuple.Item2.HasFixedValue)
{
throw new ConversionException("Cannot convert getCurrentAIProcedure() calls with dynamic comparision");
}
switch ((int)tes4ValueTuple.Item2.Data)
{
case 4:
{
return(TES5ExpressionFactory.CreateComparisonExpression(
this.objectCallFactory.CreateObjectCall(this.CreateCalledOnReferenceOfCalledFunction(valueTupleItem1, codeScope, globalScope, multipleScriptsScope), "IsInDialogueWithPlayer"),
TES5ComparisonExpressionOperator.OPERATOR_EQUAL,
new TES5Bool(expression.Operator == TES4ComparisonExpressionOperator.OPERATOR_EQUAL) //cast to true if the original op was ==, false otherwise.
));
}
case 8:
{
//ref.getSleepState() == 3
return(TES5ExpressionFactory.CreateComparisonExpression(
this.objectCallFactory.CreateObjectCall(this.CreateCalledOnReferenceOfCalledFunction(valueTupleItem1, codeScope, globalScope, multipleScriptsScope), "getSleepState"),
TES5ComparisonExpressionOperator.OPERATOR_EQUAL,
new TES5Integer(3) //SLEEPSTATE_SLEEP
));
}
case 13:
{
return(TES5ExpressionFactory.CreateComparisonExpression(
this.objectCallFactory.CreateObjectCall(this.CreateCalledOnReferenceOfCalledFunction(valueTupleItem1, codeScope, globalScope, multipleScriptsScope), "IsInCombat"),
TES5ComparisonExpressionOperator.OPERATOR_EQUAL,
new TES5Bool(expression.Operator == TES4ComparisonExpressionOperator.OPERATOR_EQUAL) //cast to true if the original op was ==, false otherwise.
));
}
case 0: //Travel
case 7: //Wander
case 15: //Pursue
case 17: //Done
{
//@INCONSISTENCE idk how to check it tbh. We return always true. Think about better representation
return(new TES5Bool(expression.Operator == TES4ComparisonExpressionOperator.OPERATOR_EQUAL));
}
default:
{
throw new ConversionException("Cannot convert GetCurrentAiProcedure - unknown TES4 procedure number arg " + ((int)tes4ValueTuple.Item2.Data).ToString());
}
}
}
case "isidleplaying":
case "getknockedstate":
case "gettalkedtopc":
{
return(new TES5Bool(true)); //This is so unimportant that i think it"s not worth to find a good alternative and waste time.
}
case "getsitting":
{
//WARNING: Needs to implement Horse sittings, too.
//SEE: http://www.gameskyrim.com/papyrus-isridinghorse-function-t255012.html
int goTo;
switch ((int)tes4ValueTuple.Item2.Data)
{
case 0:
{
goTo = 0;
break;
}
case 1:
case 2:
case 11:
case 12:
{
goTo = 2;
break;
}
case 3:
case 13:
{
goTo = 3;
break;
}
case 4:
case 14:
{
goTo = 4;
break;
}
default:
{
throw new ConversionException("GetSitting - unknown state found");
}
}
//ref.getSleepState() == 3
return(TES5ExpressionFactory.CreateComparisonExpression
(
this.objectCallFactory.CreateObjectCall(this.CreateCalledOnReferenceOfCalledFunction(valueTupleItem1, codeScope, globalScope, multipleScriptsScope), "GetSitState"),
TES5ComparisonExpressionOperator.GetFirst(expression.Operator.Name),
new TES5Integer(goTo)
));
}
}
}
ITES5Value leftValue = this.CreateValue(expression.LeftValue, codeScope, globalScope, multipleScriptsScope);
ITES5Value rightValue = this.CreateValue(expression.RightValue, codeScope, globalScope, multipleScriptsScope);
Tuple <ITES5Value, ITES5Value>[] tes5ValueTuples = new Tuple <ITES5Value, ITES5Value>[]
{
new Tuple <ITES5Value, ITES5Value>(leftValue, rightValue),
new Tuple <ITES5Value, ITES5Value>(rightValue, leftValue)
};
TES5BasicType objectReferenceType = TES5BasicType.T_FORM; //used just to make sure.
TES5ComparisonExpressionOperator op = TES5ComparisonExpressionOperator.GetFirst(expression.Operator.Name);
/*
* Scenario 2: Comparision of ObjectReferences to integers ( quick formid check )
*/
bool flipOperator = false;
foreach (var valueTuple in tes5ValueTuples)
{
TES5ComparisonExpressionOperator newOp = !flipOperator ? op : op.Flip();
if (TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(valueTuple.Item1.TES5Type, objectReferenceType) || TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(valueTuple.Item1.TES5Type.NativeType, objectReferenceType))
{
if (valueTuple.Item2.TES5Type == TES5BasicType.T_INT)
{
//Perhaps we should allow to try to cast upwards for primitives, .asPrimitive() or similar
//In case we do know at compile time that we"re comparing against zero, then we can assume
//we can compare against None, which allows us not call GetFormID() on most probably None object
TES5Integer tes5SetItem2Integer = (TES5Integer)valueTuple.Item2;
if (tes5SetItem2Integer.IntValue == 0)
{
newOp = op == TES5ComparisonExpressionOperator.OPERATOR_EQUAL ? op : TES5ComparisonExpressionOperator.OPERATOR_NOT_EQUAL;
return(TES5ExpressionFactory.CreateComparisonExpression(valueTuple.Item1, newOp, new TES5None()));
}
else
{
ITES5Referencer callable = (ITES5Referencer)valueTuple.Item1;
TES5ObjectCall tes5setNewItem1 = this.objectCallFactory.CreateObjectCall(callable, "GetFormID");
return(TES5ExpressionFactory.CreateComparisonExpression(tes5setNewItem1, newOp, valueTuple.Item2));
}
}
}
else if (valueTuple.Item1.TES5Type.OriginalName == TES5VoidType.OriginalNameConst)
{
#if PHP_COMPAT
TES5IntegerOrFloat tes5SetItem2Number = tes5set.Item2 as TES5IntegerOrFloat;
if (tes5SetItem2Number != null && tes5SetItem2Number.ConvertedIntValue == 0)
{
return(TES5ExpressionFactory.createArithmeticExpression(tes5set.Item1, newOp, new TES5None()));
}
#else
throw new ConversionException("Type was void.");//This shouldn't happen anymore.
#endif
}
if (!TES5InheritanceGraphAnalyzer.IsTypeOrExtendsTypeOrIsNumberType(valueTuple.Item1.TES5Type, valueTuple.Item2.TES5Type, true))//WTM: Change: Added entire if branch
{
if (valueTuple.Item1.TES5Type.NativeType == TES5BasicType.T_QUEST && valueTuple.Item2.TES5Type == TES5BasicType.T_INT)
{
TES5ObjectCall getStage = this.objectCallFactory.CreateObjectCall((ITES5Referencer)valueTuple.Item1, "GetStage");
return(TES5ExpressionFactory.CreateComparisonExpression(getStage, newOp, valueTuple.Item2));
}
if (valueTuple.Item1.TES5Type == TES5BasicType.T_BOOL && valueTuple.Item2.TES5Type == TES5BasicType.T_INT)
{
int item2Value = ((TES5Integer)valueTuple.Item2).IntValue;
if (item2Value != 0 && item2Value != 1)
{
throw new ConversionException("Unexpected Value: " + item2Value.ToString());
}
ITES5Value newItem2 = new TES5Bool(item2Value == 1);
newOp = op == TES5ComparisonExpressionOperator.OPERATOR_EQUAL ? op : TES5ComparisonExpressionOperator.OPERATOR_NOT_EQUAL;
return(TES5ExpressionFactory.CreateComparisonExpression(valueTuple.Item1, newOp, newItem2));
}
if (valueTuple.Item1.TES5Type == TES5BasicType.T_ACTOR && valueTuple.Item2.TES5Type == TES5BasicType.T_ACTORBASE)
{
return(TES5ExpressionFactory.CreateComparisonExpression(objectCallFactory.CreateGetActorBase((TES5ObjectCall)valueTuple.Item1), newOp, valueTuple.Item2));
}
//WTM: Change: Added for se08barriertriggerscript
if (newOp == TES5ComparisonExpressionOperator.OPERATOR_EQUAL && TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(valueTuple.Item1.TES5Type, TES5BasicType.T_FORM) && TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(valueTuple.Item2.TES5Type, TES5BasicType.T_FORM))
{
TES5Reference reference1 = (TES5Reference)valueTuple.Item1;
TES5Reference reference2 = (TES5Reference)valueTuple.Item2;
reference1.ManualCastTo = TES5BasicType.T_FORM;
reference2.ManualCastTo = TES5BasicType.T_FORM;
return(TES5ExpressionFactory.CreateComparisonExpression(reference1, newOp, reference2));
}
throw new ConversionException("Type could not be converted.");
}
TES5ComparisonExpression?containsCall = ConvertGetItemCountCallToContainsItemCall(valueTuple.Item1, op, valueTuple.Item2); //WTM: Change: Added
if (containsCall != null)
{
return(containsCall);
}
flipOperator = true;
}
return(TES5ExpressionFactory.CreateComparisonExpression(leftValue, op, rightValue));
}