private IEnumerator CheckUpdate(string url, System.Action onDownloadCompleted)
{
m_IsDownloading = true;
Dictionary <string, string> updateList = new Dictionary <string, string>();
m_md5Downloader.GetFile(url);
yield return(m_md5Downloader);
if (string.IsNullOrEmpty(m_md5Downloader.error))
{
string serverURL = string.Empty;
var originFileList = m_md5Parser.Parse(m_md5Downloader.text);
if (originFileList.Length > 1)
{
serverURL = originFileList[0];
}
DisposeElement(m_md5Downloader);
for (int i = 1; i < originFileList.Length; i++)
{
var item = originFileList[i];
if (m_md5Parser.ConditionChecker(item))
{
var localURL = Path.Combine(AssetBundleUtils.GetLocalAssetPath(), AssetBundleUtils.GetFloderName());
updateList.Add(serverURL + item, Path.Combine(localURL, item));
}
}
DisposeElement(m_md5Parser);
m_fileDownloader.DownloadFiles(updateList);
yield return(m_fileDownloader);
if (string.IsNullOrEmpty(m_fileDownloader.error))
{
m_IsDownloading = true;
if (onDownloadCompleted != null)
{
onDownloadCompleted();
}
}
else
{
ABSFramework.Debug.LogError(m_fileDownloader.error);
}
DisposeElement(m_fileDownloader);
}
else
{
ABSFramework.Debug.LogError(m_md5Downloader.error);
}
}
public void CheckLocalAssetBundle(AssetBundleCRCInfo localCrc, int localCrcIndex, AssetBundleCRCInfo?serverCrc)
{
bool isInGame = AssetBundleManager.Instance.IsInGame;
string fullFileName = AssetBundleManager.Instance.CurrentVersionDownloadLocation + "/" + localCrc.m_name;
string tempFileName = fullFileName + ".incomplete";
FileInfo fullAssetFileInfo = new FileInfo(fullFileName);
if (fullAssetFileInfo.Exists)
{
//check filesize first
if (fullAssetFileInfo.Length == localCrc.m_fileSizeBytes)
{
if (isInGame)
{
//the file is the correct size, but CRC is slow, so we'll delay the CRC
//don't do this now!
return;
}
Debug.Log("AssetBundleInformationManager::CheckLocalAssetBundle : Completed file: " + localCrc.m_name);
//sweet, same length, it's complete, now to check CRC
uint crc = AssetBundleUtils.GenerateCRC32FromFile(fullFileName);
if (crc == localCrc.m_CRC)
{
//it's the right file, untampered.
//it's loadable.
Debug.Log("AssetBundleInformationManager::CheckLocalAssetBundle : Local Asset Bundle " + localCrc.m_name + " is Loadable. SUCCESS");
AssetBundleLocalFileChecked.Invoke(this, new AssetBundleLocalFileCheckedEventArgs(localCrc.m_name, true, localCrc.m_fileSizeBytes, localCrc.m_fileSizeBytes));
AssetBundleStateChanged.Invoke(this, new AssetBundleStateChangedEventArgs(localCrc.m_name, AssetBundleDownloadState.Loadable, null));
AssetBundleRevokePermision.Invoke(this, new AssetBundleEventArgs(localCrc.m_name));
}
else
{
//tampered? or damaged? Delete it.
Debug.LogError("AssetBundleInformationManager::CheckLocalAssetBundle : Local Asset Bundle " + localCrc.m_name + " failed the CRC check. Deleting.");
AssetBundleDownloadCorruptedOrBroken.Invoke(this, new AssetBundleDeleteAssetBundleFileEventArgs(localCrc.m_name, "FAILED_LOCAL_CRC_CHECK"));
}
}
else
{
//it's not an incomplete dl, and it's either too big or too small, not sure how that could happen, wipe it and force a redownload
//no point crcing as the bytes are definitely different.
Debug.LogError("AssetBundleInformationManager: Local Asset Bundle " + localCrc.m_name + " failed the LENGTH check. How!? Deleting.");
AssetBundleDownloadCorruptedOrBroken.Invoke(this, new AssetBundleDeleteAssetBundleFileEventArgs(localCrc.m_name, "FAILED_LOCAL_LENGTH_CHECK"));
}
}
FileInfo tempAssetFileInfo = new FileInfo(tempFileName);
if (tempAssetFileInfo.Exists)
{
Debug.Log("AssetBundleInformationManager::CheckLocalAssetBundle : Temporary File: " + localCrc.m_name);
if (isInGame)
{
if (serverCrc.HasValue && tempAssetFileInfo.Length < serverCrc.Value.m_fileSizeBytes)
{
// We don't know what this file is, but we'll assume it's a partially downloaded NEW asset bundle and put it back in the queue
Debug.Log("AssetBundleInformationManager::CheckLocalAssetBundle : Temporary Asset Bundle " + localCrc.m_name + " failed CRC. It's small enough to feasibly be a partially-downloaded new asset bundle. Download continuing.");
AssetBundleLocalFileChecked.Invoke(this, new AssetBundleLocalFileCheckedEventArgs(serverCrc.Value.m_name, false, tempAssetFileInfo.Length, serverCrc.Value.m_fileSizeBytes));
AssetBundleStateChanged.Invoke(this, new AssetBundleStateChangedEventArgs(serverCrc.Value.m_name, AssetBundleDownloadState.Queued, null));
}
return;
}
else
{
uint crc = AssetBundleUtils.GenerateCRC32FromFile(tempFileName);
bool crcMatchesLocal = localCrc.m_CRC == crc;
bool crcMatchesServer = serverCrc.HasValue && serverCrc.Value.m_CRC == crc;
if (crcMatchesLocal || crcMatchesServer)
{
// Crc matches either!
if (!crcMatchesLocal)
{
// The recently completed ".incomplete" file will now be moved to the final destination (oooh).
// Thus, the local CRC info needs to match the new crc.
m_localAssetBundleCRCInformation[localCrcIndex] = serverCrc.Value;
}
// The file is loadable, so move it to the right file name. Yay!
Debug.Log("AssetBundleInformationManager::CheckLocalAssetBundle : Temporary Asset Bundle " + localCrc.m_name + " matched a CRC check and is now loadable. SUCCESS." +
"\nServer: " + crcMatchesServer + ", Local: " + crcMatchesLocal);
AssetBundleFinishedAndRequiresMoving.Invoke(this, new AssetBundleEventArgs(localCrc.m_name));
}
else if (serverCrc.HasValue && tempAssetFileInfo.Length < serverCrc.Value.m_fileSizeBytes)
{
// We don't know what this file is, but we'll assume it's a partially downloaded NEW asset bundle.
Debug.Log("AssetBundleInformationManager::CheckLocalAssetBundle : Temporary Asset Bundle " + localCrc.m_name + " failed CRC. It's small enough to feasibly be a partially-downloaded new asset bundle. Download continuing.");
AssetBundleLocalFileChecked.Invoke(this, new AssetBundleLocalFileCheckedEventArgs(serverCrc.Value.m_name, false, tempAssetFileInfo.Length, serverCrc.Value.m_fileSizeBytes));
AssetBundleStateChanged.Invoke(this, new AssetBundleStateChangedEventArgs(serverCrc.Value.m_name, AssetBundleDownloadState.Queued, null));
}
else if (HasLoadedServerCRCInfo)
{
// It failed all CRC AND we have got all server CRC's. Thus, this file must be corrupted.
Debug.LogError("AssetBundleInformationManager::CheckLocalAssetBundle : Local Asset Bundle " + localCrc.m_name + " does not match any CRC, and we have all server CRC's. Assumed corrupted.");
AssetBundleDownloadCorruptedOrBroken.Invoke(this, new AssetBundleDeleteAssetBundleFileEventArgs(localCrc.m_name, "FAILED_SERVER_CRC_CHECK"));
}
else
{
// We don't know if this is a new version, so no checks are worth doing on this until we have server info
Debug.Log("AssetBundleInformationManager::CheckLocalAssetBundle : Local Asset Bundle " + localCrc.m_name + " does not match local CRC and we do not currently have the server CRC's. " +
"It's probably a new bundle in a server CRC that we haven't downloaded for this play session yet. We'll queue it for download, pending the server CRC's.");
AssetBundleLocalFileChecked.Invoke(this, new AssetBundleLocalFileCheckedEventArgs(localCrc.m_name, false, tempAssetFileInfo.Length, localCrc.m_fileSizeBytes));
AssetBundleStateChanged.Invoke(this, new AssetBundleStateChangedEventArgs(localCrc.m_name, AssetBundleDownloadState.WaitingManualPermission, null));
}
}
}
// CRC checking complete. Phew.
tempAssetFileInfo.Refresh();
fullAssetFileInfo.Refresh();
if (!tempAssetFileInfo.Exists && !fullAssetFileInfo.Exists)
{
// No file left after CRC checks, so the only thing to do is begin downloading afresh.
AssetBundleLocalFileChecked.Invoke(this, new AssetBundleLocalFileCheckedEventArgs(localCrc.m_name, false, 0, localCrc.m_fileSizeBytes));
AssetBundleStateChanged.Invoke(this, new AssetBundleStateChangedEventArgs(localCrc.m_name, AssetBundleDownloadState.WaitingManualPermission, null));
}
}
public void Begin()
{
EditorUtility.DisplayProgressBar("Loading", "Loading...", 0.1f);
AssetBundleUtils.Init();
}
public void End()
{
AssetBundleUtils.SaveCache();
AssetBundleUtils.ClearCache();
EditorUtility.ClearProgressBar();
}
public static void SetSourceAssetBundleDirectory(string relativePath)
{
BaseDownloadingURL = Path.Combine(AssetBundleUtils.GetLocalAssetPath(), relativePath);
}
