added option to support version stripped files, close #766

2021-06-29 10:32:19 +08:00
parent 973a1076e4
commit c1cddce031
4 changed files with 55 additions and 13 deletions
@@ -9,6 +9,7 @@ namespace AssetStudio
 {
    public class AssetsManager
    {
+        public string SpecifyUnityVersion;
        public List<SerializedFile> assetsFileList = new List<SerializedFile>();
        internal Dictionary<string, int> assetsFileIndexCache = new Dictionary<string, int>(StringComparer.OrdinalIgnoreCase);
        internal Dictionary<string, BinaryReader> resourceFileReaders = new Dictionary<string, BinaryReader>(StringComparer.OrdinalIgnoreCase);
@@ -82,6 +83,7 @@ namespace AssetStudio
                try
                {
                    var assetsFile = new SerializedFile(this, fullName, reader);
+                    CheckStrippedVersion(assetsFile);
                    assetsFileList.Add(assetsFile);
                    assetsFileListHash.Add(assetsFile.fileName);

@@ -130,10 +132,11 @@ namespace AssetStudio
                {
                    var assetsFile = new SerializedFile(this, fullName, reader);
                    assetsFile.originalPath = originalPath;
-                    if (assetsFile.header.m_Version < SerializedFileFormatVersion.kUnknown_7)
+                    if (!string.IsNullOrEmpty(unityVersion) && assetsFile.header.m_Version < SerializedFileFormatVersion.kUnknown_7)
                    {
                        assetsFile.SetVersion(unityVersion);
                    }
+                    CheckStrippedVersion(assetsFile);
                    assetsFileList.Add(assetsFile);
                    assetsFileListHash.Add(assetsFile.fileName);
                }
@@ -218,6 +221,18 @@ namespace AssetStudio
            }
        }

+        public void CheckStrippedVersion(SerializedFile assetsFile)
+        {
+            if (assetsFile.IsVersionStripped && string.IsNullOrEmpty(SpecifyUnityVersion))
+            {
+                throw new Exception("The Unity version has been stripped, please set the version in the options");
+            }
+            if (!string.IsNullOrEmpty(SpecifyUnityVersion))
+            {
+                assetsFile.SetVersion(SpecifyUnityVersion);
+            }
+        }
+
        public void Clear()
        {
            foreach (var assetsFile in assetsFileList)