private List <string> EncryptFiles(AssetBundleManifest unityManifest, AssetBundleBuilder.BuildParametersContext buildParameters)
{
// 加密资源列表
List <string> encryptList = new List <string>();
// 如果没有设置加密类
if (_encrypter == null)
{
return(encryptList);
}
BuildLogger.Log($"开始加密资源文件");
int progressBarCount = 0;
string[] allAssetBundles = unityManifest.GetAllAssetBundles();
foreach (string assetName in allAssetBundles)
{
string filePath = $"{buildParameters.OutputDirectory}/{assetName}";
if (_encrypter.Check(filePath))
{
encryptList.Add(assetName);
// 通过判断文件合法性，规避重复加密一个文件
byte[] fileData = File.ReadAllBytes(filePath);
if (EditorTools.CheckBundleFileValid(fileData))
{
byte[] bytes = _encrypter.Encrypt(fileData);
File.WriteAllBytes(filePath, bytes);
BuildLogger.Log($"文件加密完成：{filePath}");
}
}
// 进度条
progressBarCount++;
EditorUtility.DisplayProgressBar("进度", $"加密资源包：{progressBarCount}/{allAssetBundles.Length}", (float)progressBarCount / allAssetBundles.Length);
}
EditorUtility.ClearProgressBar();
return(encryptList);
}
/// <summary>
/// 加密文件
/// </summary>
private List <string> EncryptFiles(IAssetEncrypter encrypter, AssetBundleManifest unityManifest, AssetBundleBuilder.BuildParametersContext buildParameters)
{
// 加密资源列表
List <string> encryptList = new List <string>();
// 如果没有设置加密类
if (encrypter == null)
{
return(encryptList);
}
BuildLogger.Log($"开始加密资源文件");
string[] allAssetBundles = unityManifest.GetAllAssetBundles();
int progressValue = 0;
foreach (string bundleName in allAssetBundles)
{
string filePath = $"{buildParameters.PipelineOutputDirectory}/{bundleName}";
if (encrypter.Check(filePath))
{
encryptList.Add(bundleName);
// 注意：通过判断文件合法性，规避重复加密一个文件
byte[] fileData = File.ReadAllBytes(filePath);
if (EditorTools.CheckBundleFileValid(fileData))
{
byte[] bytes = encrypter.Encrypt(fileData);
File.WriteAllBytes(filePath, bytes);
BuildLogger.Log($"文件加密完成：{filePath}");
}
}
// 进度条
EditorTools.DisplayProgressBar("加密资源包", ++progressValue, allAssetBundles.Length);
}
EditorTools.ClearProgressBar();
return(encryptList);
}