/*
* Create a generic-purpose reference.
*/
private ITES5Referencer CreateReference(string referenceName, TES5BasicType?typeForNewProperty, string?tes4ReferenceNameForType, TES5GlobalScope globalScope, TES5MultipleScriptsScope multipleScriptsScope, TES5LocalScope localScope)
{
if (TES5PlayerReference.EqualsPlayer(referenceName))
{
return(CreateReferenceToPlayer(globalScope));
}
Match match = ReferenceAndPropertyNameRegex.Match(referenceName);
if (match.Success)
{
TES5ObjectProperty propertyReference = this.objectPropertyFactory.CreateObjectProperty(match.Groups[1].Value, match.Groups[2].Value, this, localScope, globalScope, multipleScriptsScope);
return(propertyReference);
}
ITES5VariableOrProperty?property = localScope.TryGetVariable(referenceName);
if (property == null)
{
property = globalScope.TryGetPropertyByOriginalName(referenceName); //todo rethink how to unify the prefix searching
if (property == null)
{
Nullable <int> tes4FormID = null;
ITES5Type propertyType =
typeForNewProperty != null ? typeForNewProperty :
GetPropertyTypeAndFormID(referenceName, tes4ReferenceNameForType, globalScope, multipleScriptsScope, out tes4FormID);
TES5Property propertyToAddToGlobalScope = TES5PropertyFactory.ConstructWithTES4FormID(referenceName, propertyType, referenceName, tes4FormID);
globalScope.AddProperty(propertyToAddToGlobalScope);
property = propertyToAddToGlobalScope;
}
}
return(CreateReferenceToVariableOrProperty(property));
}
public ITES5ValueCodeChunk ConvertFunction(ITES5Referencer calledOn, TES4Function function, TES5CodeScope codeScope, TES5GlobalScope globalScope, TES5MultipleScriptsScope multipleScriptsScope)
{
TES5LocalScope localScope = codeScope.LocalScope;
TES4FunctionArguments functionArguments = function.Arguments;
string dataString = functionArguments[0].StringValue;
ITES5Referencer targetReference = this.referenceFactory.CreateReadReference(dataString, globalScope, multipleScriptsScope, localScope);
ITES5Type dataType = this.analyzer.GetFormTypeByEDID(dataString);
TES5ObjectCall owner;
ITES5Referencer baseReference;
if (dataType == TES5BasicType.T_FACTION)
{
owner = this.objectCallFactory.CreateObjectCall(calledOn, "GetFactionOwner", multipleScriptsScope);
baseReference = targetReference;
}
else
{
owner = this.objectCallFactory.CreateObjectCall(calledOn, "GetActorOwner", multipleScriptsScope);
baseReference = this.objectCallFactory.CreateGetActorBase(targetReference, multipleScriptsScope);
}
TES5ComparisonExpression expression = TES5ExpressionFactory.CreateComparisonExpression(owner, TES5ComparisonExpressionOperator.OPERATOR_EQUAL, baseReference);
return(expression);
}
/*
* Extracts implicit reference from calls.
* Returns a reference from calls like:
* Enable
* Disable
* Activate
* GetInFaction whatsoever
*/
public ITES5Referencer ExtractImplicitReference(TES5GlobalScope globalScope, TES5MultipleScriptsScope multipleScriptsScope, TES5LocalScope localScope)
{
ITES5Type type = globalScope.ScriptHeader.BasicScriptType;
if (type == TES5BasicType.T_OBJECTREFERENCE || type == TES5BasicType.T_ACTOR)//Change: WTM: Added Actor here.
{
return(CreateReferenceToSelf(globalScope));
}
else if (type == TES5BasicType.T_ACTIVEMAGICEFFECT)
{
TES5SelfReference self = CreateReferenceToSelf(globalScope);
return(this.objectCallFactory.CreateObjectCall(self, "GetTargetActor", multipleScriptsScope));
}
else if (type == TES5BasicType.T_QUEST)
{
//todo - this should not be done like this
//we should actually not try to extract the implicit reference on the non-reference oblivion functions like "stopQuest"
//think of this line as a hacky way to just get code forward.
return(CreateReferenceToSelf(globalScope));
}
else if (type == TES5BasicType.T_TOPICINFO)
{
/*
* TIF Fragments
*/
return(this.CreateReadReference("akSpeakerRef", globalScope, multipleScriptsScope, localScope));
}
throw new ConversionException("Cannot extract implicit reference - unknown basic script type.");
}
public void TrackRemoteScript(TES5ScriptHeader scriptHeader)
{
this.trackedScript = scriptHeader;
ITES5Type ourNativeType = this.propertyType.NativeType;
ITES5Type remoteNativeType = this.trackedScript.ScriptType.NativeType;
/*
* Scenario 1 - types are equal or the remote type is higher than ours in which case we do nothing as they have the good type anyway
*/
if (TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(remoteNativeType, ourNativeType))
{
return;
}
/*
* Scenario 2 - Our current native type is extending remote script"s extended type - we need to set it properly
*/
else if (TES5InheritanceGraphAnalyzer.IsExtending(ourNativeType, remoteNativeType))
{
this.trackedScript.SetNativeType(ourNativeType);
}
else
{
//WTM: Note: Special Cases: Let some script transpile without throwing.
if (!(
(ourNativeType == TES5BasicType.T_ACTIVATOR && remoteNativeType == TES5BasicType.T_OBJECTREFERENCE && (scriptHeader.EDID == "SE01MetronomeScript" || scriptHeader.EDID == "SE11TrigZoneHowlingHallsEnterSCRIPT")) ||
(ourNativeType == TES5BasicType.T_ACTORBASE && remoteNativeType == TES5BasicType.T_ACTOR && (scriptHeader.EDID == "HieronymusLexScript" || scriptHeader.EDID == "SERunsInCirclesSCRIPT"))))
{
throw new ConversionException(nameof(TES5Property) + "." + nameof(TrackRemoteScript) + ": The definitions of local property type and remote property type have diverged. (Ours: " + ourNativeType.Value + ", remote: " + remoteNativeType.Value + ")");
}
}
}
public override void TrackRemoteScript(TES5ScriptHeader scriptHeader)
{
this.trackedScript = scriptHeader;
ITES5Type ourNativeType = this.propertyType.NativeType;
ITES5Type remoteNativeType = this.trackedScript.ScriptType.NativeType;
/*
* Scenario 1 - types are equal or the remote type is higher than ours in which case we do nothing as they have the good type anyway
*/
if (ourNativeType == remoteNativeType || TES5InheritanceGraphAnalyzer.IsExtending(remoteNativeType, ourNativeType))
{
return;
}
/*
* Scenario 2 - Our current native type is extending remote script"s extended type - we need to set it properly
*/
else if (TES5InheritanceGraphAnalyzer.IsExtending(ourNativeType, remoteNativeType))
{
this.trackedScript.SetNativeType(ourNativeType);
}
else
{
throw new ConversionException(nameof(TES5Property) + "." + nameof(TrackRemoteScript) + ": The definitions of local property type and remote property type have diverged. (Ours: " + ourNativeType.Value + ", remote: " + remoteNativeType.Value);
}
}
public ITES5ValueCodeChunk ConvertFunction(ITES5Referencer calledOn, TES4Function function, TES5CodeScope codeScope, TES5GlobalScope globalScope, TES5MultipleScriptsScope multipleScriptsScope)
{
TES4FunctionArguments functionArguments = function.Arguments;
TES5ObjectCallArguments args;
string functionName;
if (functionArguments.Any())
{
args = this.objectCallArgumentsFactory.CreateArgumentList(functionArguments, codeScope, globalScope, multipleScriptsScope);
ITES5Type arg0Type = analyzer.GetFormTypeByEDID(functionArguments[0].StringValue);
if (arg0Type == TES5BasicType.T_ACTOR)
{
functionName = "SetActorOwner";
}
else if (arg0Type == TES5BasicType.T_FACTION)
{
functionName = "SetFactionOwner";
}
else
{
throw new ConversionException("Unknown setOwnership() param");
}
}
else
{
functionName = "SetActorOwner";
args = new TES5ObjectCallArguments()
{
this.objectCallFactory.CreateGetActorBaseOfPlayer(multipleScriptsScope)
};
}
return(this.objectCallFactory.CreateObjectCall(calledOn, functionName, multipleScriptsScope, args));
}
private TES5ScriptHeader CreateHeader(TES4Script script)
{
string edid = script.ScriptHeader.ScriptName;
ITES5Type type = this.esmAnalyzer.GetScriptTypeByScriptNameFromCache(edid);
return(TES5ScriptHeaderFactory.GetFromCacheOrConstructByBasicType(edid, type, TES5TypeFactory.TES4Prefix, false));
}
private void InferenceTypeOfCalledObject(TES5ObjectCall objectCall, TES5MultipleScriptsScope multipleScriptsScope)
{
ITES5Type inferencableType = objectCall.AccessedObject.TES5Type.NativeType;
/*
* Check if we have something to inference inside the code, not some static class or method call return
*/
if (objectCall.AccessedObject.ReferencesTo != null)
{
//this is not "exactly" nice solution, but its enough. For now.
ITES5Type inferenceType = TES5InheritanceGraphAnalyzer.FindTypeByMethod(objectCall);
if (inferencableType == null)
{
throw new ConversionException("Cannot inference a null type");
}
if (inferencableType == inferenceType)
{
return; //We already have the good type.
}
if (this.InferenceType(objectCall.AccessedObject.ReferencesTo, inferenceType, multipleScriptsScope))
{
return;
}
}
}
public TES5Property(string propertyName, ITES5Type propertyType, string referenceEDID)
: base(AddPropertyNameSuffix(propertyName))
{
this.propertyType = propertyType; //If we"re tracking a script, this won"t be used anymore
this.referenceEDID = referenceEDID;
this.trackedScript = null;
}
/*
* @throws ConversionException
*/
public void SetNativeType(ITES5Type scriptType, bool ensureNewTypeExtendsCurrentType = true)
{
if (ensureNewTypeExtendsCurrentType && !TES5InheritanceGraphAnalyzer.IsExtending(scriptType, this.ScriptType.NativeType))
{
throw new ConversionException("Cannot set script type to non-extending type - current native type " + this.ScriptType.NativeType.Value + ", new type " + scriptType.Value);
}
this.ScriptType.NativeType = scriptType.NativeType;
}
public TES5FunctionCodeBlock(TES5FunctionScope functionScope, TES5CodeScope codeScope, ITES5Type returnType, bool isStandalone, bool isQuestFragmentOrTopicFragment)
{
this.FunctionScope = functionScope;
this.CodeScope = codeScope;
this.returnType = returnType;
this.isStandalone = isStandalone;
this.isQuestFragmentOrTopicFragment = isQuestFragmentOrTopicFragment;
}
/*
* Inference the variable by its reference EDID
*
* @throws ConversionTypeMismatchException
*/
public void InferenceVariableByReferenceEdid(ITES5VariableOrProperty variable, TES5MultipleScriptsScope multipleScriptsScope)
{
if (variable.TES5Type.AllowInference)
{
ITES5Type type = this.GetScriptTypeByReferenceEdid(variable);
this.InferenceWithCustomType(variable, type, multipleScriptsScope);
}
}
public TES5CustomType(string originalName, string prefix, ITES5Type nativeType)
{
this.escapedName = NameTransformer.Limit(originalName, prefix);
this.prefix = prefix;
this.originalName = originalName;
//qt = new ReflectionClass(get_class(this));WTM: Change: Unused
//this.constants = qt.getConstants();
this.NativeType = nativeType;
}
public TES5ScriptHeader(string scriptName, ITES5Type type, string scriptNamePrefix, bool isHidden)
{
this.OriginalScriptName = scriptName;
this.EscapedScriptName = NameTransformer.Limit(scriptName, scriptNamePrefix);
this.EDID = scriptName;
this.scriptNamePrefix = scriptNamePrefix;
this.ScriptType = type;
this.isHidden = isHidden;
}
private void InferenceWithCustomType(ITES5VariableOrProperty variable, ITES5Type type, TES5MultipleScriptsScope multipleScriptsScope)
{
/*
* We"re referencing another script - find the script and make it a variable that property will track remotely
*/
TES5ScriptHeader scriptHeader = multipleScriptsScope.GetScriptHeaderOfScript(type.OriginalName);
variable.TrackRemoteScript(scriptHeader);
}
public TES5ScriptHeader(string scriptName, ITES5Type scriptType, string scriptNamePrefix, bool isHidden = false)
{
this.OriginalScriptName = scriptName;
this.EscapedScriptName = NameTransformer.Limit(scriptName, scriptNamePrefix);
this.EDID = scriptName;
this.scriptNamePrefix = scriptNamePrefix;
this.ScriptType = TES5TypeFactory.MemberByValue(scriptName, scriptType);
this.BasicScriptType = scriptType;
this.isHidden = isHidden;
}
/*
* 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 ConversionException
*/
private bool InferenceType(ITES5VariableOrProperty variable, ITES5Type type, TES5MultipleScriptsScope multipleScriptsScope)
{
if (!TES5InheritanceGraphAnalyzer.IsExtending(type, variable.TES5Type.NativeType))
{
return(false);
}
variable.TES5Type = type;
return(true);
}
private readonly bool isStandalone;//Only needed for PHP_COMPAT
public TES5FunctionCodeBlock(TES5FunctionScope functionScope, TES5CodeScope codeScope, ITES5Type returnType, bool isStandalone = false)
{
if (returnType == null)
{
throw new ArgumentNullException(nameof(returnType));
}
this.FunctionScope = functionScope;
this.CodeScope = codeScope;
this.returnType = returnType;
this.isStandalone = isStandalone;
}
public TES5SignatureParameter(string nameWithSuffix, TES5BasicType type, bool hasFixedDeclaration, TES5LocalVariableParameterMeaning[]?meanings = null)
{
Name = nameWithSuffix;
TES5Type = type;
declarationType = type;
this.hasFixedDeclaration = hasFixedDeclaration;
if (meanings == null)
{
meanings = new TES5LocalVariableParameterMeaning[] { };
}
this.Meanings = meanings;
}
public TES5Property(string name, ITES5Type propertyType, string?referenceEDID, Nullable <int> tes4FormID, Nullable <int> tes5FormID)
{
this.IsPlayerRef = name == TES5PlayerReference.PlayerRefName && propertyType == TES5PlayerReference.TES5TypeStatic && referenceEDID == TES5PlayerReference.PlayerRefName;
this.OriginalName = name;
this.AllowNameTransformation = !this.IsPlayerRef;
this.Name = AllowNameTransformation ? AddPropertyNameSuffix(PapyrusCompiler.FixReferenceName(name)) : name;
this.propertyType = propertyType;
originalPropertyType = propertyType;
this.ReferenceEDID = referenceEDID;
this.TES4FormID = tes4FormID;
this.tes5FormID = tes5FormID;
this.trackedScript = null;
}
private void InferenceTypeOfMethodArguments(TES5ObjectCall objectCall, TES5MultipleScriptsScope multipleScriptsScope)
{
/*
* Inference the arguments
*/
int argumentIndex = 0;
ITES5Type calledOnType = objectCall.AccessedObject.TES5Type.NativeType;
foreach (ITES5Value argument in objectCall.Arguments)
{
/*
* Get the argument type according to TES5Inheritance graph.
*/
ITES5Type argumentTargetType = TES5InheritanceGraphAnalyzer.FindTypeByMethodParameter(calledOnType, objectCall.FunctionName, argumentIndex);
if (argument.TES5Type != argumentTargetType)
{
/*
* todo - maybe we should move getReferencesTo() to TES5Value and make all of the rest TES5Values just have null references as they do not reference anything? :)
*/
ITES5Referencer referencerArgument = argument as ITES5Referencer;
if (referencerArgument != null && TES5InheritanceGraphAnalyzer.IsExtending(argumentTargetType, argument.TES5Type.NativeType))
{ //HACKY!
this.InferenceType(referencerArgument.ReferencesTo, argumentTargetType, multipleScriptsScope);
}
else
{
//So there"s one , one special case where we actually have to cast a var from one to another even though they are not ,,inheriting" from themselves, because they are primitives.
//Scenario: there"s an T_INT argument, and we feed it with a T_FLOAT variable reference. It won"t work :(
//We need to cast it on call level ( NOT inference it ) to make it work and not break other possible scenarios ( more specifically, when a float would be inferenced to int and there"s a
//float assigment somewhere in the code )
if (argumentTargetType == TES5BasicType.T_INT && argument.TES5Type == TES5BasicType.T_FLOAT)
{
TES5Castable argumentCastable = argument as TES5Castable;
if (argumentCastable != null)
{ //HACKY! When we"ll clean up this interface, it will dissapear :)
argumentCastable.ManualCastTo = argumentTargetType;
}
}
else if (
!TES5InheritanceGraphAnalyzer.IsExtending(argument.TES5Type, argumentTargetType) &&
!TES5InheritanceGraphAnalyzer.IsNumberTypeOrBoolAndInt(argument.TES5Type, argumentTargetType) &&
!(argument is TES5None && TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(argumentTargetType, (new TES5None()).TES5Type)))
{
bool expected = objectCall.AccessedObject.TES5Type.OriginalName == "TES4TimerHelper" && objectCall.FunctionName == "LegacySay";
throw new ConversionException("Argument type mismatch at " + objectCall.FunctionName + " index " + argumentIndex + ". Expected " + argumentTargetType.OriginalName + ". Found " + argument.TES5Type.OriginalName + ".", expected: expected);
}
}
}
argumentIndex++;
}
}
private void InferenceTypeOfCalledObject(TES5ObjectCall objectCall)
{
/*
* Check if we have something to inference inside the code, not some static class or method call return
*/
if (objectCall.AccessedObject.ReferencesTo == null)
{
return;
}
ITES5Type inferencableType = objectCall.AccessedObject.TES5Type.NativeType;
//this is not "exactly" nice solution, but its enough. For now.
TES5BasicType inferenceType = TES5InheritanceGraphAnalyzer.FindTypeByMethod(objectCall, esmAnalyzer);
if (TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(inferencableType, inferenceType))
{
return; //We already have the good type.
}
this.InferenceType(objectCall.AccessedObject.ReferencesTo, inferenceType);
}
/*
* @todo REFACTOR, it"s really ugly!
* @throws ConversionException
*/
public ITES5Type ResolveScriptTypeByItsAttachedName(string attachedName)
{
string attachedNameLower = attachedName.ToLower();
ITES5Type value;
if (this.attachedNameCache.TryGetValue(attachedNameLower, out value))
{
return(value);
}
TES4LoadedRecord attachedNameRecord = FindInTES4Collection(attachedName, false);
if (attachedNameRecord == null)
{
throw new ConversionException("Cannot resolve script type by searching its base form edid - no record found, " + attachedName);
}
TES4RecordType attachedNameRecordType = attachedNameRecord.RecordType;
if (attachedNameRecordType == TES4RecordType.REFR || attachedNameRecordType == TES4RecordType.ACRE || attachedNameRecordType == TES4RecordType.ACHR)
{
//Resolve the reference
Nullable <int> baseFormid = attachedNameRecord.GetSubrecordAsFormid("NAME");
attachedNameRecord = esm.FindByFormid(baseFormid.Value);
}
Nullable <int> scriptFormid = attachedNameRecord.GetSubrecordAsFormid("SCRI");
if (scriptFormid == null)
{
throw new ConversionException("Cannot resolve script type for " + attachedName + " - Asked base record has no script bound.");
}
TES4LoadedRecord scriptRecord = esm.FindByFormid(scriptFormid.Value);
ITES5Type customType = TES5TypeFactory.MemberByValue(scriptRecord.GetSubrecordTrim("EDID"));
this.attachedNameCache.Add(attachedNameLower, customType);
return(customType);
}
/*
* Extracts implicit reference from calls.
* Returns a reference from calls like:
* Enable
* Disable
* Activate
* GetInFaction whatsoever
*/
public ITES5Referencer ExtractImplicitReference(TES5GlobalScope globalScope, TES5MultipleScriptsScope multipleScriptsScope, TES5LocalScope localScope)
{
ITES5Type type = globalScope.ScriptHeader.ScriptType.NativeType;
if (type == TES5BasicType.T_ACTIVEMAGICEFFECT)
{
TES5SelfReference self = CreateReferenceToSelf(globalScope);
return(this.objectCallFactory.CreateObjectCall(self, "GetTargetActor"));
}
if (type == TES5BasicType.T_QUEST)
{
//todo - this should not be done like this
//we should actually not try to extract the implicit reference on the non-reference oblivion functions like "stopQuest"
//think of this line as a hacky way to just get code forward.
return(CreateReferenceToSelf(globalScope));
}
if (type == TES5BasicType.T_TOPICINFO)
{
//TIF Fragments
return(this.CreateReadReference("akSpeakerRef", globalScope, multipleScriptsScope, localScope));
}
//WTM: Change: I made this the new default result instead of the previous algorithm of exhaustively listing types and throwing an exception if no type matches.
return(CreateReferenceToSelf(globalScope));
}
private static void InferEventBlockContainingType(string functionBlockName, TES5GlobalScope globalScope)
{
TES5BasicType[]? allowedTypes = eventNameToTypes[functionBlockName];//null indicates that any type is allowed
if (allowedTypes == null || allowedTypes.Any(t => TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(globalScope.ScriptHeader.ScriptType, t)))
{
return;
}
if (allowedTypes.Length == 1)
{
TES5BasicType singleAllowedType = allowedTypes[0];
if (globalScope.ScriptHeader.ScriptType.AllowNativeTypeInference && TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(singleAllowedType, globalScope.ScriptHeader.ScriptType.NativeType))
{
if (globalScope.ScriptHeader.ScriptType.NativeType != singleAllowedType)
{
globalScope.ScriptHeader.SetNativeType(singleAllowedType);
}
return;
}
}
ITES5Type basicScriptType = globalScope.ScriptHeader.ScriptType.NativeType;
bool expected = functionBlockName == "OnHit" && TES5InheritanceGraphAnalyzer.IsTypeOrExtendsType(basicScriptType, TES5BasicType.T_ACTIVEMAGICEFFECT);
throw new ConversionTypeMismatchException("Event " + functionBlockName + " is not allowed on " + globalScope.ScriptHeader.ScriptType.Value + " (" + basicScriptType.Value + ").", expected: expected);
}
/*
* @param memberByValue string Type to be created.
* @param basicType TES5BasicType You might override the basic type for this custom type created.
*/
public static ITES5Type MemberByValue(string memberByValue, ITES5Type basicType = null)
{
if (memberByValue == null)
{
throw new ArgumentNullException(nameof(memberByValue));
}
if (memberByValue == "void")
{
return(new TES5VoidType());
}
TES5BasicType tes5BasicType = TES5BasicType.GetFirstOrNull(PHPFunction.UCWords(memberByValue));
if (tes5BasicType != null)
{
return(tes5BasicType);
}
//Ugly - todo: REFACTOR THIS TO NON-STATIC CLASS AND MOVE THIS TO DI
if (basicType == null)
{
ESMAnalyzer analyzer = ESMAnalyzer._instance();
basicType = analyzer.GetScriptType(memberByValue);
}
return(new TES5CustomType(memberByValue, TES4Prefix, basicType));
}
public TES5ObjectCallCustom CreateObjectCallCustom(ITES5Referencer callable, string functionName, ITES5Type returnType, TES5ObjectCallArguments arguments = null)
{
return(new TES5ObjectCallCustom(callable, functionName, returnType, arguments));
}
public TES5LocalVariable(string nameWithSuffix, TES5BasicType type)
{
Name = nameWithSuffix;
TES5Type = type;
}
public static TES5ScriptHeader GetFromCacheOrConstructByBasicType(string scriptName, ITES5Type type, string scriptNamePrefix, bool isHidden)
{
TES5ScriptHeader?header = TryGetScriptHeader(scriptName);
if (header != null)
{
return(header);
}
TES5BasicType?basicType = type as TES5BasicType;
if (basicType != null)
{
type = TES5TypeFactory.MemberByValue(scriptName, basicType);
}
header = Construct(scriptName, type, scriptNamePrefix, isHidden);
cache.Add(scriptName, header);
return(header);
}
private static TES5ScriptHeader Construct(string scriptName, ITES5Type type, string scriptNamePrefix, bool isHidden)
{
return(new TES5ScriptHeader(scriptName, type, scriptNamePrefix, isHidden));
}