public static bool TryDeserializeReference(string stringData, out Object result)
{
// support Object ID
// (non-asset reference copied from an Object field)
int objectId;
if (int.TryParse(stringData, out objectId))
{
result = InstanceIdUtility.IdToObject(objectId, Types.UnityObject);
if (result != null)
{
return(true);
}
}
#if UNITY_EDITOR
// support pasting by path and local file identifier
// (asset reference copied from an Object field,
// where target is not the main asset)
object pathAndIdObject = new AssetPathAndLocalId();
if (DeserializeOverride(stringData, typeof(AssetPathAndLocalId), ref pathAndIdObject))
{
var pathAndId = (AssetPathAndLocalId)pathAndIdObject;
if (pathAndId.HasPath())
{
result = pathAndId.Load();
return(true);
}
}
// support pasting using asset path
result = UnityEditor.AssetDatabase.LoadMainAssetAtPath(stringData);
if (result != null)
{
return(true);
}
#endif
// support pasting GameObject using hierarchy path
result = HierarchyUtility.FindByHierarchyPath(stringData);
if (result != null)
{
return(true);
}
// support pasting Component using hierarchy path
result = HierarchyUtility.FindComponentByHierarchyPath(stringData, Types.Component);
if (result != null)
{
return(result);
}
return(false);
}
public static Object DeserializeReference(string content, bool throwErrorIfFailed)
{
// support Object ID
// (non-asset reference copied from an Object field)
int objectId;
if (int.TryParse(content, out objectId))
{
return(InstanceIdUtility.IdToObject(objectId, Types.UnityObject));
}
#if UNITY_EDITOR
// support pasting by path and local file identifier
// (asset reference copied from an Object field,
// where target is not the main asset)
object pathAndIdObject = new AssetPathAndLocalId();
if (DeserializeOverride(content, typeof(AssetPathAndLocalId), ref pathAndIdObject))
{
var pathAndId = (AssetPathAndLocalId)pathAndIdObject;
if (pathAndId.HasPath())
{
return(pathAndId.Load());
}
}
// support pasting using asset path
var asset = UnityEditor.AssetDatabase.LoadMainAssetAtPath(content);
if (asset != null)
{
return(asset);
}
#endif
// support pasting GameObject using hierarchy path
var go = HierarchyUtility.FindByHierarchyPath(content);
if (go != null)
{
return(go);
}
// support pasting Component using hierarchy path
var comp = HierarchyUtility.FindComponentByHierarchyPath(content, Types.Component);
if (comp != null)
{
return(comp);
}
if (throwErrorIfFailed)
{
throw new InvalidOperationException();
}
return(null);
}
public static bool IsSerializedReference(string stringData)
{
#if UNITY_EDITOR
// support reference by guid and local file identifier
// (asset reference copied from an Object field)
object pathAndId = new AssetPathAndLocalId();
if (DeserializeOverride(stringData, typeof(AssetPathAndLocalId), ref pathAndId))
{
var guidAndId = (AssetPathAndLocalId)pathAndId;
if (guidAndId.HasPath())
{
return(true);
}
}
#endif
// support reference by Object ID
// (non-asset reference copied from an Object field)
int objectId;
if (int.TryParse(stringData, out objectId))
{
if (InstanceIdUtility.IdToObject(objectId, Types.UnityObject) != null)
{
return(true);
}
}
#if UNITY_EDITOR
// support preference by asset path
if (UnityEditor.AssetDatabase.LoadMainAssetAtPath(stringData) != null)
{
return(true);
}
#endif
// support GameObject reference by hierarchy path
if (HierarchyUtility.FindByHierarchyPath(stringData) != null)
{
return(true);
}
// support pasting Component using hierarchy path
if (HierarchyUtility.FindComponentByHierarchyPath(stringData, Types.Component) != null)
{
return(true);
}
return(false);
}
public static bool TryParse(string text, out AssetPathAndLocalId result)
{
#if UNITY_2018_1_OR_NEWER
int i = text.IndexOf('|');
if (i != -1)
{
string assetPath = text.Substring(0, i);
if (AssetDatabase.AssetPathToGUID(assetPath).Length == 0)
{
result = default(AssetPathAndLocalId);
return(false);
}
string localIdString = text.Substring(i + 1);
#if UNITY_2018_2_OR_NEWER
long localId;
if (long.TryParse(localIdString, out localId))
#else
int localId;
if (int.TryParse(localIdString, out localId))
#endif
{
result = new AssetPathAndLocalId(assetPath, localId);
return(true);
}
result = new AssetPathAndLocalId(assetPath);
return(true);
}
#endif
if (AssetDatabase.AssetPathToGUID(text).Length == 0)
{
result = default(AssetPathAndLocalId);
return(false);
}
result = new AssetPathAndLocalId(text);
return(true);
}
public static string SerializeReference([CanBeNull] Object target)
{
if (target == null)
{
return("null");
}
#if UNITY_EDITOR
if (UnityEditor.AssetDatabase.IsMainAsset(target))
{
return(UnityEditor.AssetDatabase.GetAssetPath(target));
}
var pathAndId = new AssetPathAndLocalId(target);
if (pathAndId.HasPath())
{
return(pathAndId.Serialize());
}
#endif
return(StringUtils.ToString(target.GetInstanceID()));
}
