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update file system

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WebGL网页平台支持资源加密。
This commit is contained in:
何冠峰
2025-02-12 16:27:30 +08:00
parent afc456de9a
commit 7936ba31ea
12 changed files with 262 additions and 49 deletions
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14
Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadAssetBundleOperation.cs Normal file
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@@ -0,0 +1,14 @@
using UnityEngine;
using UnityEngine.Networking;
namespace YooAsset
{
internal abstract class DownloadAssetBundleOperation : DefaultDownloadFileOperation
{
internal DownloadAssetBundleOperation(PackageBundle bundle, DownloadParam param) : base(bundle, param)
{
}
public AssetBundle Result;
}
}

11
Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadAssetBundleOperation.cs.meta Normal file
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@@ -0,0 +1,11 @@
fileFormatVersion: 2
guid: 0f65d2f6038b95246b7a09cec4055b3a
MonoImporter:
externalObjects: {}
serializedVersion: 2
defaultReferences: []
executionOrder: 0
icon: {instanceID: 0}
userData:
assetBundleName:
assetBundleVariant:

144
Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadWebEncryptAssetBundleOperation.cs Normal file
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@@ -0,0 +1,144 @@
using UnityEngine;
using UnityEngine.Networking;
namespace YooAsset
{
internal class DownloadWebEncryptAssetBundleOperation : DownloadAssetBundleOperation
{
private readonly IWebDecryptionServices _decryptionServices;
private DownloadHandlerBuffer _downloadhandler;
private ESteps _steps = ESteps.None;
internal DownloadWebEncryptAssetBundleOperation(IWebDecryptionServices decryptionServices, PackageBundle bundle, DownloadParam param) : base(bundle, param)
{
_decryptionServices = decryptionServices;
}
internal override void InternalOnStart()
{
_steps = ESteps.CreateRequest;
}
internal override void InternalOnUpdate()
{
if (_steps == ESteps.None || _steps == ESteps.Done)
return;
// 创建下载器
if (_steps == ESteps.CreateRequest)
{
// 获取请求地址
_requestURL = GetRequestURL();
// 重置变量
ResetRequestFiled();
// 创建下载器
CreateWebRequest();
_steps = ESteps.CheckRequest;
}
// 检测下载结果
if (_steps == ESteps.CheckRequest)
{
DownloadProgress = _webRequest.downloadProgress;
DownloadedBytes = (long)_webRequest.downloadedBytes;
Progress = DownloadProgress;
if (_webRequest.isDone == false)
{
CheckRequestTimeout();
return;
}
// 检查网络错误
if (CheckRequestResult())
{
if (_decryptionServices == null)
{
_steps = ESteps.Done;
Status = EOperationStatus.Failed;
Error = $"The {nameof(IWebDecryptionServices)} is null !";
YooLogger.Error(Error);
return;
}
AssetBundle assetBundle = LoadEncryptedAssetBundle(_downloadhandler.data);
if (assetBundle == null)
{
_steps = ESteps.Done;
Status = EOperationStatus.Failed;
Error = "Download handler asset bundle object is null !";
}
else
{
_steps = ESteps.Done;
Result = assetBundle;
Status = EOperationStatus.Succeed;
}
}
else
{
_steps = ESteps.TryAgain;
}
// 注意：最终释放请求器
DisposeWebRequest();
}
// 重新尝试下载
if (_steps == ESteps.TryAgain)
{
if (FailedTryAgain <= 0)
{
Status = EOperationStatus.Failed;
_steps = ESteps.Done;
YooLogger.Error(Error);
return;
}
_tryAgainTimer += Time.unscaledDeltaTime;
if (_tryAgainTimer > 1f)
{
FailedTryAgain--;
_steps = ESteps.CreateRequest;
YooLogger.Warning(Error);
}
}
}
internal override void InternalOnAbort()
{
_steps = ESteps.Done;
DisposeWebRequest();
}
private void CreateWebRequest()
{
_downloadhandler = new DownloadHandlerBuffer();
_webRequest = DownloadSystemHelper.NewUnityWebRequestGet(_requestURL);
_webRequest.downloadHandler = _downloadhandler;
_webRequest.disposeDownloadHandlerOnDispose = true;
_webRequest.SendWebRequest();
}
private void DisposeWebRequest()
{
if (_webRequest != null)
{
//注意：引擎底层会自动调用Abort方法
_webRequest.Dispose();
_webRequest = null;
}
}
/// <summary>
/// 加载加密资源文件
/// </summary>
private AssetBundle LoadEncryptedAssetBundle(byte[] fileData)
{
var fileInfo = new WebDecryptFileInfo();
fileInfo.BundleName = Bundle.BundleName;
fileInfo.FileLoadCRC = Bundle.UnityCRC;
fileInfo.FileData = fileData;
var decryptResult = _decryptionServices.LoadAssetBundle(fileInfo);
return decryptResult.Result;
}
}
}

11
Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadWebEncryptAssetBundleOperation.cs.meta Normal file
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@@ -0,0 +1,11 @@
fileFormatVersion: 2
guid: 2f88823353464474faf7b020a76f9b2d
MonoImporter:
externalObjects: {}
serializedVersion: 2
defaultReferences: []
executionOrder: 0
icon: {instanceID: 0}
userData:
assetBundleName:
assetBundleVariant:

15
Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadHandlerAssetBundleOperation.cs → Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadWebNormalAssetBundleOperation.cs
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@@ -3,16 +3,13 @@ using UnityEngine.Networking;
namespace YooAsset
{
internal class DownloadHandlerAssetBundleOperation : DefaultDownloadFileOperation
internal class DownloadWebNormalAssetBundleOperation : DownloadAssetBundleOperation
{
private readonly bool _disableUnityWebCache;
private DownloadHandlerAssetBundle _downloadhandler;
private ESteps _steps = ESteps.None;
public AssetBundle Result { private set; get; }
internal DownloadHandlerAssetBundleOperation(bool disableUnityWebCache, PackageBundle bundle, DownloadParam param) : base(bundle, param)
internal DownloadWebNormalAssetBundleOperation(bool disableUnityWebCache, PackageBundle bundle, DownloadParam param) : base(bundle, param)
{
_disableUnityWebCache = disableUnityWebCache;
}
@@ -55,12 +52,12 @@ namespace YooAsset
// 检查网络错误
if (CheckRequestResult())
{
var assetBundle = _downloadhandler.assetBundle;
AssetBundle assetBundle = _downloadhandler.assetBundle;
if (assetBundle == null)
{
_steps = ESteps.Done;
Error = "Download handler asset bundle object is null !";
Status = EOperationStatus.Failed;
Error = "Download handler asset bundle object is null !";
}
else
{
@@ -106,7 +103,7 @@ namespace YooAsset
private void CreateWebRequest()
{
_downloadhandler = CreateDownloadHandler();
_downloadhandler = CreateWebDownloadHandler();
_webRequest = DownloadSystemHelper.NewUnityWebRequestGet(_requestURL);
_webRequest.downloadHandler = _downloadhandler;
_webRequest.disposeDownloadHandlerOnDispose = true;
@@ -121,7 +118,7 @@ namespace YooAsset
_webRequest = null;
}
}
private DownloadHandlerAssetBundle CreateDownloadHandler()
private DownloadHandlerAssetBundle CreateWebDownloadHandler()
{
if (_disableUnityWebCache)
{

0
Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadHandlerAssetBundleOperation.cs.meta → Assets/YooAsset/Runtime/FileSystem/Operation/Internal/DownloadWebNormalAssetBundleOperation.cs.meta
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