// write embedded manifest to streamingassets
private static void OutputEmbeddedManifest(EmbeddedManifest embeddedManifest, string outputPath)
{
if (embeddedManifest.bundles.Count > 0)
{
var json = JsonUtility.ToJson(embeddedManifest);
var manifestPath = Path.Combine(outputPath, "streamingassets-manifest.json");
File.WriteAllText(manifestPath, json);
}
}
// write embedded manifest to streamingassets
private static void WriteEmbeddedManifest(PackageBuildInfo buildInfo, EmbeddedManifest embeddedManifest)
{
if (embeddedManifest.bundles.Count > 0)
{
var json = JsonUtility.ToJson(embeddedManifest);
var manifestPath = Path.Combine(buildInfo.packagePath, Manifest.EmbeddedManifestFileName);
File.WriteAllText(manifestPath, json);
buildInfo.filelist.Add(Manifest.EmbeddedManifestFileName);
}
}
private static void Cleanup(PackageBuildInfo buildInfo,
AssetBundleManifest assetBundleManifest,
ZipArchiveManifest zipArchiveManifest,
FileListManifest fileListManifest,
RawFileManifest rawFileManifest,
EmbeddedManifest embeddedManifest)
{
foreach (var dir in Directory.GetDirectories(buildInfo.packagePath))
{
CleanupRecursively(dir, "Assets", fileListManifest, false);
}
foreach (var file in Directory.GetFiles(buildInfo.packagePath))
{
var match = false;
var fi = new FileInfo(file);
var filename = fi.Name;
if (builtinFiles.Contains(filename))
{
match = true;
}
if (!match && buildInfo.filelist.Contains(filename))
{
match = true;
}
if (!match && filename == Manifest.EmbeddedManifestFileName && embeddedManifest.bundles.Count > 0)
{
match = true;
}
if (!match)
{
Debug.LogWarning("delete unused file: " + filename);
try
{
fi.Delete();
}
catch (Exception exception)
{
Debug.LogError(exception);
}
}
}
}
private static bool HasEmbeddedManifestInsideExecutableAssemblies(
Manifest application,
out string assemblyNames)
{
bool hasAssemblies = false;
var assemblies = new List <string>();
foreach (AssemblyReference assembly in application.AssemblyReferences)
{
if (Path.GetExtension(assembly.SourcePath) == $".{Constants.ExecutableFileExtension}" &&
EmbeddedManifest.Read(assembly.SourcePath) != null)
{
assemblies.Add(Path.GetFileName(assembly.SourcePath));
hasAssemblies = true;
}
}
assemblyNames = string.Join(", ", assemblies);
return(hasAssemblies);
}
// 生成清单
public static void BuildManifest(BundleBuilderData data, string outputPath,
AssetBundleManifest assetBundleManifest,
ZipArchiveManifest zipArchiveManifest,
out EmbeddedManifest embeddedManifest)
{
var manifest = new Manifest();
embeddedManifest = new EmbeddedManifest();
if (assetBundleManifest != null)
{
var assetBundles = assetBundleManifest.GetAllAssetBundles();
foreach (var assetBundle in assetBundles)
{
BundleBuilderData.BundleInfo bundleInfo;
BundleBuilderData.BundleSplit bundleSplit;
if (TryGetBundleSplit(data, assetBundle, out bundleInfo, out bundleSplit))
{
// Debug.Log(bundleInfo.name);
var assetBundlePath = Path.Combine(outputPath, assetBundle);
using (var stream = File.OpenRead(assetBundlePath))
{
var fileInfo = new FileInfo(assetBundlePath);
var checksum = new Utils.Crc16();
checksum.Update(stream);
var bundle = new Manifest.BundleInfo();
bundle.type = Manifest.BundleType.AssetBundle;
bundle.name = bundleSplit.name;
bundle.checksum = checksum.hex;
bundle.size = (int)fileInfo.Length;
bundle.load = bundleInfo.load;
bundle.priority = bundleInfo.priority;
foreach (var asset in bundleSplit.assets)
{
var assetPath = AssetDatabase.GetAssetPath(asset);
bundle.assets.Add(assetPath);
}
bundle.dependencies = assetBundleManifest.GetAllDependencies(assetBundle);
manifest.bundles.Add(bundle);
if (bundleInfo.streamingAssets)
{
embeddedManifest.bundles.Add(new EmbeddedManifest.BundleInfo()
{
name = bundle.name,
checksum = bundle.checksum,
size = bundle.size,
});
}
}
}
}
}
if (zipArchiveManifest != null)
{
foreach (var zipArchive in zipArchiveManifest.archives)
{
var bundleInfo = GetBundleInfo(data, zipArchive.name);
var zipArchivePath = Path.Combine(outputPath, zipArchive.name);
using (var stream = File.OpenRead(zipArchivePath))
{
var fileInfo = new FileInfo(zipArchivePath);
var checksum = new Utils.Crc16();
checksum.Update(stream);
var bundle = new Manifest.BundleInfo();
bundle.type = Manifest.BundleType.ZipArchive;
bundle.name = zipArchive.name;
bundle.checksum = checksum.hex;
bundle.size = (int)fileInfo.Length;
bundle.load = bundleInfo.load;
bundle.priority = bundleInfo.priority;
foreach (var assetPath in zipArchive.assets)
{
// var assetPath = AssetDatabase.GetAssetPath(asset.target);
bundle.assets.Add(assetPath);
}
// bundle.dependencies = null;
manifest.bundles.Add(bundle);
if (bundleInfo.streamingAssets)
{
embeddedManifest.bundles.Add(new EmbeddedManifest.BundleInfo()
{
name = bundle.name,
checksum = bundle.checksum,
size = bundle.size,
});
}
}
}
}
if (!Directory.Exists(outputPath))
{
Directory.CreateDirectory(outputPath);
}
OutputManifest(manifest, outputPath);
OutputEmbeddedManifest(embeddedManifest, outputPath);
}
private static void Cleanup(string outputPath, AssetBundleManifest assetBundleManifest, ZipArchiveManifest zipArchiveManifest, EmbeddedManifest embeddedManifest)
{
foreach (var file in Directory.GetFiles(outputPath))
{
var fi = new FileInfo(file);
var match = false;
if (
fi.Name == "AssetBundles" ||
fi.Name == "AssetBundles.manifest" ||
fi.Name == "checksum.txt" ||
fi.Name == "manifest.json"
)
{
match = true;
}
if (fi.Name == EmbeddedManifest.FileName)
{
if (embeddedManifest.bundles.Count > 0)
{
match = true;
}
}
if (!match)
{
foreach (var assetBundle in assetBundleManifest.GetAllAssetBundles())
{
if (fi.Name == assetBundle || fi.Name == assetBundle + ".manifest")
{
match = true;
break;
}
}
}
if (!match)
{
foreach (var zipArchive in zipArchiveManifest.archives)
{
if (fi.Name == zipArchive.name)
{
match = true;
break;
}
}
}
if (!match)
{
// Debug.LogWarning("delete unused file: " + fi.Name);
try
{
fi.Delete();
}
catch (Exception exception)
{
Debug.LogError(exception);
}
}
}
}
private static void PrepareStreamingAssets(BundleBuilderData data, string outputPath, EmbeddedManifest embeddedManifest)
{
if (embeddedManifest.bundles.Count > 0)
{
if (!Directory.Exists(EmbeddedManifest.BundlesPath))
{
Directory.CreateDirectory(EmbeddedManifest.BundlesPath);
}
File.Copy(Path.Combine(outputPath, EmbeddedManifest.FileName), Path.Combine(EmbeddedManifest.BundlesPath, EmbeddedManifest.FileName), true);
foreach (var bundleInfo in embeddedManifest.bundles)
{
File.Copy(Path.Combine(outputPath, bundleInfo.name), Path.Combine(EmbeddedManifest.BundlesPath, bundleInfo.name), true);
}
AssetDatabase.Refresh();
// cleanup
foreach (var file in Directory.GetFiles(EmbeddedManifest.BundlesPath))
{
var fi = new FileInfo(file);
var match = false;
if (fi.Name == EmbeddedManifest.FileName || fi.Name == EmbeddedManifest.FileName + ".meta")
{
continue;
}
foreach (var bundleInfo in embeddedManifest.bundles)
{
if (fi.Name == bundleInfo.name || fi.Name == bundleInfo.name + ".meta")
{
match = true;
break;
}
}
if (!match)
{
fi.Delete();
}
}
AssetDatabase.Refresh();
}
else
{
if (Directory.Exists(EmbeddedManifest.BundlesPath))
{
Directory.Delete(EmbeddedManifest.BundlesPath);
}
}
}
// 生成最终包文件, 生成最终清单
public static EmbeddedManifest BuildFinalPackages(PackageBuildInfo buildInfo,
AssetBundleManifest assetBundleManifest,
ZipArchiveManifest zipArchiveManifest,
FileListManifest fileListManifest,
RawFileManifest rawFileManifest)
{
var data = buildInfo.data;
var manifest = new Manifest();
manifest.chunkSize = data.chunkSize;
manifest.build = buildInfo.data.build;
manifest.timestamp = (int)(DateTime.Now - new DateTime(1970, 1, 1)).TotalSeconds;
manifest.tag = buildInfo.sharedBuildInfo.tag;
var embeddedManifest = new EmbeddedManifest();
if (assetBundleManifest != null)
{
var assetBundles = assetBundleManifest.GetAllAssetBundles();
foreach (var assetBundle in assetBundles)
{
BundleBuilderData.BundleInfo bundleInfo;
BundleBuilderData.BundleSplit bundleSplit;
BundleBuilderData.BundleSlice bundleSlice;
if (TryGetBundleSlice(data, assetBundle, out bundleInfo, out bundleSplit, out bundleSlice))
{
// Debug.Log(bundleInfo.name);
var fileEntry = EncryptFileEntry(data, buildInfo, bundleSplit.encrypted,
bundleSlice.name, buildInfo.assetBundlePath);
var bundle = new Manifest.BundleInfo();
bundle.comment = bundleInfo.note;
bundle.tag = bundleInfo.tag;
bundle.encrypted = bundleSplit.encrypted;
bundle.rsize = fileEntry.rsize;
bundle.type = Manifest.BundleType.AssetBundle;
bundle.name = fileEntry.name;
bundle.checksum = fileEntry.checksum;
bundle.size = fileEntry.size;
bundle.load = bundleInfo.load;
bundle.priority = GetPriority(buildInfo, bundleInfo, bundleSlice);
if (bundleSlice.lastBuildSize != fileEntry.size)
{
bundleSlice.lastBuildSize = fileEntry.size;
data.MarkAsDirty();
}
for (int assetIndex = 0, assetCount = bundleSlice.GetAssetCount(); assetIndex < assetCount; assetIndex++)
{
var assetPath = bundleSlice.GetAssetPath(assetIndex);
bundle.assets.Add(assetPath);
}
bundle.dependencies = assetBundleManifest.GetAllDependencies(assetBundle);
buildInfo.CreateEntry(bundle);
manifest.bundles.Add(bundle);
if (bundleSlice.streamingAssets || data.streamingAssetsAnyway)
{
embeddedManifest.bundles.Add(fileEntry);
}
}
}
}
if (zipArchiveManifest != null)
{
foreach (var zipArchive in zipArchiveManifest.archives)
{
BundleBuilderData.BundleInfo bundleInfo;
BundleBuilderData.BundleSplit bundleSplit;
BundleBuilderData.BundleSlice bundleSlice;
if (TryGetBundleSlice(data, zipArchive.name, out bundleInfo, out bundleSplit, out bundleSlice))
{
var fileEntry = EncryptFileEntry(data, buildInfo, bundleSplit.encrypted,
zipArchive.name, buildInfo.zipArchivePath);
var bundle = new Manifest.BundleInfo();
bundle.comment = bundleInfo.note;
bundle.tag = bundleInfo.tag;
bundle.encrypted = bundleSplit.encrypted;
bundle.rsize = fileEntry.rsize;
bundle.type = Manifest.BundleType.ZipArchive;
bundle.name = fileEntry.name;
bundle.checksum = fileEntry.checksum;
bundle.size = fileEntry.size;
bundle.load = bundleInfo.load;
bundle.priority = GetPriority(buildInfo, bundleInfo, bundleSlice);
foreach (var assetPath in zipArchive.assets)
{
bundle.assets.Add(assetPath);
}
manifest.bundles.Add(bundle);
if (bundleSlice.streamingAssets || data.streamingAssetsAnyway)
{
embeddedManifest.bundles.Add(fileEntry);
}
}
}
}
if (fileListManifest != null)
{
foreach (var fileList in fileListManifest.fileLists)
{
var bundleInfo = GetBundleInfo(data, fileList.name);
var fileListPath = Path.Combine(buildInfo.packagePath, fileList.name);
var fileEntry = GenFileEntry(fileList.name, fileListPath);
var bundle = new Manifest.BundleInfo();
bundle.comment = bundleInfo.note;
bundle.tag = bundleInfo.tag;
bundle.type = Manifest.BundleType.FileList;
bundle.name = fileList.name;
bundle.checksum = fileEntry.checksum;
bundle.size = fileEntry.size;
bundle.load = bundleInfo.load;
bundle.priority = bundleInfo.priority;
buildInfo.filelist.Add(fileList.name);
foreach (var bundleTargets in bundleInfo.targets)
{
var targetPath = bundleTargets.targetPath;
bundle.assets.Add(targetPath);
}
manifest.bundles.Add(bundle);
if (bundleInfo.streamingAssets || data.streamingAssetsAnyway)
{
embeddedManifest.bundles.Add(fileEntry);
}
}
}
WriteManifest(buildInfo, manifest);
WriteEmbeddedManifest(buildInfo, embeddedManifest);
if (buildInfo.buildTarget == EditorUserBuildSettings.activeBuildTarget)
{
BuildStreamingAssets(buildInfo, fileListManifest);
}
return(embeddedManifest);
}