static bool _CheckBundleFileConsistency(AssetBundleMasterFile info, bool calcBundleCRC, out string retError)
{
retError = null;
string path = string.Format(@"{0}/{1}", AssetBundleConfig.m_LocalPath + @"Assets", info.m_fileName);
if (!File.Exists(path))
{
retError = Translate("patch file nothing");
return(false);
}
else
{
if (calcBundleCRC)
{
FileInfo fileInfo = new FileInfo(path);
if (!fileInfo.Exists)
{
retError = Translate("patch file nothing");
return(false);
}
using (FileStream inStream = fileInfo.OpenRead())
{
byte[] bytes = new byte[fileInfo.Length];
int currRead;
int totalRead = 0;
while ((currRead = inStream.Read(bytes, totalRead, (int)fileInfo.Length - totalRead)) > 0)
{
totalRead += currRead;
}
if (info.m_size != fileInfo.Length)
{
retError = Translate("patch file different size");
return(false);
}
if (calcBundleCRC == true && string.IsNullOrEmpty(info.m_hash) == true)
{
// 해쉬값이 없을 경우에만 예전처럼 CRC 값을 비교해서 사용한다.
int crcCompute = CRC32.GetHash(bytes);
if (info.m_crc != crcCompute)
{
retError = Translate("patch file hash different");
return(false);
}
}
}
}
}
return(true);
}
static void _SaveBundleFile(AssetBundleMasterFile info, byte[] bytes)
{
Debug.Log("SaveBundleFile : " + info.GetBundleLocalSaveFilePath());
if (!Directory.Exists(AssetBundleConfig.m_LocalPath))
{
Directory.CreateDirectory(AssetBundleConfig.m_LocalPath);
}
//if (File.Exists(info.GetBundleLocalSaveFilePath()))
//{
// File.Delete(info.GetBundleLocalSaveFilePath());
//}
using (MemoryStream inStream = new MemoryStream(bytes, 0, bytes.Length))
{
inStream.Seek(0, SeekOrigin.Begin);
using (Ionic.Zip.ZipFile zip = Ionic.Zip.ZipFile.Read(inStream))
{
zip.Password = AssetBundleConfig.passward;
zip.ExtractExistingFile = Ionic.Zip.ExtractExistingFileAction.OverwriteSilently;
zip.ExtractAll(AssetBundleConfig.m_LocalPath + @"Assets", Ionic.Zip.ExtractExistingFileAction.OverwriteSilently);
}
}
string retError;
if (!_CheckBundleFileConsistency(info, false, out retError))
{
string msg = "patch file save error :" + @"(" + retError + @").";
throw new Exception(msg);
}
info.m_downloadCompleted = true;
Debug.Log("파일 저장됨 SaveFile : " + info.GetBundleLocalSaveFilePath());
}
IEnumerator _DownLoadBundle(AssetBundleMasterFile info, int index)
{
_curCoroutineCnt += 1;
info.m_downloading = true;
_currentProgress = 0;
string url = info.GetBundleDownloadUrl();
Debug.Log("Download : " + url);
_currentFile = url;
UnityWebRequest http = CreateHttp(new Uri(url), (UnityWebRequest webReq) =>
{
if (!string.IsNullOrEmpty(webReq.error))
{
_curCoroutineCnt -= 1;
info.m_downloading = false;
int result = _OnNetworkError(webReq.error);
if (result == 2)
{
webReq.Dispose();
return(true);
}
else
{
return(false);
}
}
Debug.Log("Downloading : " + info.m_bundleName + " downloadProgress : " + webReq.downloadProgress);
if (webReq.downloadHandler.isDone == false || webReq.downloadProgress < 1.0f)
{
return(false);
}
_SaveBundleFile(info, webReq.downloadHandler.data);
Debug.Log("m_AssetBundleMgr - currentFile : " + _currentFile + " count : " + _savedBundleFileCnt + "/" + _downloadList.Count);
if (_onDownloadUpdate != null)
{
_onDownloadUpdate(_currentFile, _downloadList.Count, _savedBundleFileCnt);
}
_currentProgress = 1;
_continuousNetworkErrorCnt = 0;
_errorDesc = null;
_currentFile = string.Empty;
_savedBundleFileCnt++;
_curCoroutineCnt -= 1;
if (_curCoroutineCnt < 0)
{
_curCoroutineCnt = 0;
}
if (_savedBundleFileCnt >= _downloadList.Count)
{
_ChangeState(State.End);
}
else
{
_StartDownloadBundleFile();
}
webReq.Dispose();
return(true);
});
http.SendWebRequest();
Debug.Log("http sendWebRequest : " + http + " url : " + url);
yield return(null);
}
public T Load <T>(string name) where T : UnityEngine.Object
{
if (m_AssetBundleManifest == null)
{
AssetBundleMasterFile manifestfile = m_AssetBundleMasterFileInfo.assetBundleMasterFileDic[@"assets/assetbundlemanifest"];
AssetBundle bundle = AssetBundle.LoadFromFile(manifestfile.GetLoadBundleFilePath());
m_AssetBundleManifest = bundle.LoadAsset(manifestfile.m_bundleName) as AssetBundleManifest;
}
Debug.Log("Bundle Load Name: " + name);
string fullName = m_strResourcePath + name;
string strLowerPathName = fullName.ToLower();
string assetbundleKey = strLowerPathName.Substring(0, fullName.LastIndexOf('/'));
string bundleName = strLowerPathName.Replace(assetbundleKey + @"/", @"");
AssetBundleMasterFile file = null;
if (m_AssetBundleMasterFileInfo.assetBundleMasterFileDic.ContainsKey(strLowerPathName))
{
file = m_AssetBundleMasterFileInfo.assetBundleMasterFileDic[strLowerPathName];
}
else if (m_AssetBundleMasterFileInfo.assetBundleMasterFileDic.ContainsKey(assetbundleKey))
{
file = m_AssetBundleMasterFileInfo.assetBundleMasterFileDic[assetbundleKey];
}
else if (m_AssetBundleMasterFileInfo.assetBundleMasterFileDic.ContainsKey(string.Format(@"{0}/{1}", strLowerPathName, bundleName)))
{
file = m_AssetBundleMasterFileInfo.assetBundleMasterFileDic[string.Format(@"{0}/{1}", strLowerPathName, bundleName)];
}
if (file == null)
{
return(null);
}
//First check if it is in the loaded bundle list
if (!m_LoadAssetBundle.ContainsKey(file.m_fileName))
{
//Load a bundle because it is not in the list of bundles
AssetBundle bundle = AssetBundle.LoadFromFile(file.GetLoadBundleFilePath());
if (bundle != null)
{
// Add to list
m_LoadAssetBundle.Add(file.m_fileName.ToLower(), bundle);
if (file.m_bundleName == @"DB")
{
bundleName = bundleName + @".bytes";
}
string[] temp = m_AssetBundleManifest.GetAllDependencies(file.m_fileName.ToLower());
//Load the relevant bundle.
for (int i = 0; i < temp.Length; i++)
{
DependenciesBundleLoad(temp[i]);
}
T obj = bundle.LoadAsset <T>(bundleName.ToLower());
return(obj);
}
}
else
{
//Use a bundle already loaded
if (m_LoadAssetBundle[file.m_fileName.ToLower()] != null)
{
if (file.m_bundleName == @"DB")
{
bundleName = bundleName + @".bytes";
}
//디펜던시 확인
string[] temp = m_AssetBundleManifest.GetAllDependencies(file.m_fileName.ToLower());
//Load related bundles
for (int i = 0; i < temp.Length; i++)
{
DependenciesBundleLoad(temp[i]);
}
T obj = m_LoadAssetBundle[file.m_fileName.ToLower()].LoadAsset <T>(bundleName.ToLower());
return(obj);
}
}
return(null);
}
