private void AssureCache()
{
// Get temp path to save cache to
string tempPath;
if (TEMP_PATH_USE_EDITOR_PATH_IF_IN_ASSETS && NodeEditor.editorPath.StartsWith("Assets") &&
AssetDatabase.IsValidFolder(ResourceManager.StripTrailingSeparator(NodeEditor.editorPath)))
{
tempPath = NodeEditor.editorPath;
}
else if (!string.IsNullOrEmpty(TEMP_PATH_FIXED))
{
tempPath = TEMP_PATH_FIXED;
Directory.CreateDirectory(tempPath);
}
else
{ // Use variable temp path, only required if we have no folder in Assets/ that we can call ours to store the sessions in
// It will start with a default folder, but will allow users to easily move it by moving the files and a marker to any folder in Assets/
// 1. Try to find temp path marker
tempPath = AssetDatabase.GUIDToAssetPath(TEMP_PATH_MARKER_GUID);
// Sometimes this will return a path but the asset behind it has been deleted
if (!string.IsNullOrEmpty(tempPath) && !AssetDatabase.IsValidFolder(ResourceManager.UnifyPathSeparators(Path.GetDirectoryName(tempPath), '/')))
{
tempPath = "";
}
if (string.IsNullOrEmpty(tempPath) || !File.Exists(tempPath))
{ // 2. Create temp path marker with specified GUID
if (string.IsNullOrEmpty(tempPath))
{ // No previous folder trace to use
Directory.CreateDirectory(TEMP_PATH_DEFAULT);
tempPath = TEMP_PATH_DEFAULT;
}
using (File.Create(tempPath + "NEFTempFilesMarker")) {}
using (StreamWriter sw = File.CreateText(tempPath + "NEFTempFilesMarker.meta"))
sw.Write(META_FILE.Replace("MARKER_GUID", TEMP_PATH_MARKER_GUID));
AssetDatabase.Refresh();
tempPath = AssetDatabase.GUIDToAssetPath(TEMP_PATH_MARKER_GUID);
Debug.LogWarning("Created temp marker '" + tempPath + "'! You can move this marker along with the cache files curSession and lastSession to a different cache location.");
}
tempPath = ResourceManager.UnifyPathSeparators(Path.GetDirectoryName(tempPath), '/') + "/";
}
if (!string.IsNullOrEmpty(TEMP_PATH_SUBFOLDER))
{ // 3. Apply subfolder
tempPath = tempPath + TEMP_PATH_SUBFOLDER;
Directory.CreateDirectory(tempPath);
}
// Make sure we have a cache at that temp path with a canvas
if (canvasCache == null)
{
canvasCache = new NodeEditorUserCache(tempPath);
}
else
{
canvasCache.SetCachePath(tempPath);
}
canvasCache.AssureCanvas();
}
