public void split() throws IOException {
List<ObjectPath> pathTable = asset.getPaths();
TypeTree typeTree = asset.getTypeTree();
// assets with just one object can't be split any further
if (pathTable.size() == 1) {
L.warning("Asset doesn't contain sub-assets!");
return;
}
for (ObjectPath path : pathTable) {
// skip filtered classes
if (cf != null && !cf.accept(path)) {
continue;
}
String className = ClassID.getNameForID(path.getClassID(), true);
AssetFile subAsset = new AssetFile();
subAsset.getHeader().setFormat(asset.getHeader().getFormat());
ObjectPath subFieldPath = new ObjectPath();
subFieldPath.setClassID1(path.getClassID1());
subFieldPath.setClassID2(path.getClassID2());
subFieldPath.setLength(path.getLength());
subFieldPath.setOffset(0);
subFieldPath.setPathID(1);
subAsset.getPaths().add(subFieldPath);
TypeTree subTypeTree = subAsset.getTypeTree();
subTypeTree.setEngineVersion(typeTree.getEngineVersion());
subTypeTree.setVersion(-2);
subTypeTree.setFormat(typeTree.getFormat());
subTypeTree.getFields().put(path.getClassID(), typeTree.getFields().get(path.getClassID()));
subAsset.setDataBuffer(asset.getPathBuffer(path));
Path subAssetDir = outputDir.resolve(className);
if (Files.notExists(subAssetDir)) {
Files.createDirectories(subAssetDir);
}
// probe asset name
String subAssetName = getObjectName(asset, path);
if (subAssetName != null) {
// remove any chars that could cause troubles on various file systems
subAssetName = FilenameSanitizer.sanitizeName(subAssetName);
} else {
// use numeric names
subAssetName = String.format("%06d", path.getPathID());
}
subAssetName += ".asset";
Path subAssetFile = subAssetDir.resolve(subAssetName);
if (Files.notExists(subAssetFile)) {
L.log(Level.INFO, "Writing {0}", subAssetFile);
subAsset.save(subAssetFile);
}
}
}
private void testWrite(AssetFile asset) throws IOException {
Path tmpFile = Files.createTempFile("disunity", null);
try {
asset.save(tmpFile);
if (!FileUtils.contentEquals(asset.getSourceFile().toFile(), tmpFile.toFile())) {
throw new IOException("Files are not equal");
}
} finally {
Files.deleteIfExists(tmpFile);
}
}
@Override
public void processAsset(AssetFile asset) throws IOException {
Path assetFile = asset.getSourceFile();
Path assetDir = assetFile.getParent();
String assetFileName = assetFile.getFileName().toString();
String assetPath;
if (assetDir == null) {
assetPath = "";
} else {
assetPath = assetDir.toAbsolutePath().toString();
assetPath = FilenameUtils.separatorsToUnix(assetPath) + "/";
}
// fix path for all assets with (shared)assets extension
boolean changed = false;
for (AssetRef ref : asset.getReferences()) {
Path refFile = Paths.get(ref.getFilePath());
String refExt = FilenameUtils.getExtension(refFile.getFileName().toString());
if (refExt.endsWith("assets") && Files.notExists(refFile)) {
String filePathOld = ref.getFilePath();
String filePathNew = assetPath + FilenameUtils.getName(ref.getFilePath());
Path refFileNew = Paths.get(filePathNew);
if (Files.exists(refFileNew)) {
L.log(Level.FINE, "Fixed reference: {0} -> {1}", new Object[] {filePathOld, filePathNew});
ref.setFilePath(filePathNew);
changed = true;
} else {
L.log(Level.FINE, "Fixed reference not found: {0}", refFileNew);
}
}
}
if (!changed) {
L.fine("No references changed, skipping saving");
return;
}
// create backup by renaming the original file
Path assetFileBackup = assetFile.resolveSibling(assetFileName + ".bak");
Files.move(assetFile, assetFileBackup, StandardCopyOption.REPLACE_EXISTING);
// save asset
asset.save(assetFile);
}