public void Run(AssetIndexRemoteFileInfo remoteIndexFileInfo, UpdateCheckCallbackSet callbackSet,
object context)
{
if (Status != UpdateCheckerStatus.None)
{
throw new InvalidOperationException("Update checking already run.");
}
Status = UpdateCheckerStatus.Running;
m_CallbackSet = callbackSet;
m_Context = context;
if (!m_Owner.UpdateIsEnabled)
{
UseInstallerResourcesOnly();
return;
}
m_RemoteIndexFileInfo = remoteIndexFileInfo ??
throw new InvalidOperationException("Remote index file info is invalid.");
if (RootUrls.Count <= 0)
{
ResetStatus();
throw new InvalidOperationException("Root URL for any update server hasn't been set.");
}
if (!m_RootUrlsModified)
{
m_RootUrlsModified = true;
for (int i = 0; i < RootUrls.Count; i++)
{
RootUrls[i] = new Uri(RootUrls[i], Utility.Text.Format(m_Owner.UpdateRelativePathFormat,
m_Owner.RunningPlatform,
Utility.Text.Format("{0}.{1}", m_Owner.BundleVersion,
m_RemoteIndexFileInfo.InternalAssetVersion)));
}
}
if (!CheckNeedDownloadRemoteIndex(remoteIndexFileInfo))
{
CheckUpdate();
return;
}
m_DownloadRetryTimes = 0;
m_DownloadTaskInfo = new DownloadTaskInfo(
Utility.Text.Format("{0}/index_{1}.dat", RootUrls[m_RootUrlIndex].ToString(),
m_RemoteIndexFileInfo.Crc32.ToString()),
m_Owner.CachedRemoteIndexPath, m_RemoteIndexFileInfo.FileSize, m_RemoteIndexFileInfo.Crc32,
new DownloadCallbackSet
{
OnSuccess = m_OnDownloadSuccess,
OnFailure = m_OnDownloadFailure,
OnProgress = null,
}, null);
m_Owner.DownloadService.StartDownloading(m_DownloadTaskInfo);
}
/// <inheritdoc />
public void CheckUpdate(AssetIndexRemoteFileInfo remoteIndexFileInfo, UpdateCheckCallbackSet callbackSet, object context)
{
if (m_Preparer.Status != PreparerStatus.Success)
{
throw new InvalidOperationException("Preparation not successfully done.");
}
m_UpdateChecker.Run(remoteIndexFileInfo, callbackSet, context);
}
private bool CheckNeedDownloadRemoteIndex(AssetIndexRemoteFileInfo remoteIndexFileInfo)
{
bool needDownloadRemoteIndex = true;
var cachedRemoteIndexFile = new FileInfo(m_Owner.CachedRemoteIndexPath);
if (cachedRemoteIndexFile.Exists && cachedRemoteIndexFile.Length == remoteIndexFileInfo.FileSize)
{
using (var stream = cachedRemoteIndexFile.OpenRead())
{
if (Algorithm.Crc32.Sum(stream) == remoteIndexFileInfo.Crc32)
{
needDownloadRemoteIndex = false;
}
}
}
return(needDownloadRemoteIndex);
}