public static bool IsPropertyHasMissingReference(SerializedProperty currentProperty)
{
if (currentProperty.propertyType != SerializedPropertyType.ObjectReference)
{
return(false);
}
if (currentProperty.objectReferenceValue != null)
{
return(false);
}
if (currentProperty.objectReferenceInstanceIDValue != 0)
{
return(true);
}
#if UNITY_2018_3_OR_NEWER
var fileId = currentProperty.FindPropertyRelative("m_FileID");
if (fileId != null)
{
if (fileId.intValue != 0)
{
return(true);
}
}
else
{
Maintainer.ConstructReportWarning(
"Property seems to be missing reference but m_FileID could not be found!",
IssuesFinder.ModuleName);
}
#endif
return(false);
}
public void TryDetectUnityEventIssues(RecordLocation location, string assetPath, GameObject target, Type componentType, string componentName, int orderIndex, SerializedProperty property)
{
if (!enabled)
{
return;
}
var callbacks = property.FindPropertyRelative("m_PersistentCalls.m_Calls");
if (callbacks == null || callbacks.isArray == false)
{
Maintainer.ConstructReportWarning("Couldn't find m_PersistentCalls in serialized UnityEvent!", IssuesFinder.ModuleName);
return;
}
IssuesDetector.duplicateComponentDetector.ProcessProperty(callbacks);
var callsCount = callbacks.arraySize;
for (var i = 0; i < callsCount; i++)
{
var call = callbacks.GetArrayElementAtIndex(i);
var callTarget = call.FindPropertyRelative("m_Target");
if (callTarget == null || callTarget.propertyType != SerializedPropertyType.ObjectReference)
{
Maintainer.ConstructReportWarning("Couldn't find m_Target in serialized UnityEvent's call!", IssuesFinder.ModuleName);
return;
}
if (IsPropertyHasMissingReference(callTarget))
{
AddIssue(location, assetPath, target, componentType, componentName, orderIndex,
callTarget.propertyPath);
return;
}
var callTargetObject = callTarget.objectReferenceValue;
// no target set
if (callTargetObject == null)
{
continue;
}
IssuesDetector.duplicateComponentDetector.ProcessProperty(callTarget);
var methodName = call.FindPropertyRelative("m_MethodName");
if (methodName == null || methodName.propertyType != SerializedPropertyType.String)
{
Maintainer.ConstructReportWarning("Couldn't find m_MethodName in serialized UnityEvent's call!", IssuesFinder.ModuleName);
return;
}
IssuesDetector.duplicateComponentDetector.ProcessProperty(methodName);
var methodNameValue = methodName.stringValue;
// no function set
if (string.IsNullOrEmpty(methodNameValue))
{
continue;
}
var arguments = call.FindPropertyRelative("m_Arguments");
if (arguments == null)
{
Maintainer.ConstructReportWarning("Couldn't find m_Arguments in serialized UnityEvent's call!", IssuesFinder.ModuleName);
return;
}
var objectArgumentAssemblyTypeName = arguments.FindPropertyRelative("m_ObjectArgumentAssemblyTypeName");
if (objectArgumentAssemblyTypeName == null || objectArgumentAssemblyTypeName.propertyType != SerializedPropertyType.String)
{
Maintainer.ConstructReportWarning("Couldn't find m_ObjectArgumentAssemblyTypeName in m_Arguments!", IssuesFinder.ModuleName);
return;
}
IssuesDetector.duplicateComponentDetector.ProcessProperty(objectArgumentAssemblyTypeName);
var mode = call.FindPropertyRelative("m_Mode");
if (mode == null || mode.propertyType != SerializedPropertyType.Enum)
{
Maintainer.ConstructReportWarning("Couldn't find m_Mode in serialized UnityEvent's call!", IssuesFinder.ModuleName);
return;
}
IssuesDetector.duplicateComponentDetector.ProcessProperty(mode);
var modeValue = (PersistentListenerMode)mode.enumValueIndex;
var dummyEvent = CSReflectionTools.GetDummyEvent(property);
if (dummyEvent == null)
{
Maintainer.ConstructReportWarning("Couldn't get something from GetDummyEvent!", IssuesFinder.ModuleName);
return;
}
var type = CSReflectionTools.objectType;
var stringValue = objectArgumentAssemblyTypeName.stringValue;
if (!string.IsNullOrEmpty(stringValue))
{
type = Type.GetType(stringValue, false) ?? typeof(UnityEngine.Object);
}
if (!UnityEventDrawer.IsPersistantListenerValid(dummyEvent, methodNameValue, callTargetObject, modeValue, type))
{
AddIssue(location, assetPath, target, componentType, componentName, orderIndex,
methodName.propertyPath);
return;
}
}
}
