private static async Task <bool> SquirrelUpdate(UpdateManager mgr, SplashScreenWindow splashScreenWindow, bool ignoreDelta = false)
{
try
{
Log.Info($"Checking for updates (ignoreDelta={ignoreDelta})");
splashScreenWindow?.StartSkipTimer();
var updateInfo = await mgr.CheckForUpdate(ignoreDelta);
if (!updateInfo.ReleasesToApply.Any())
{
Log.Info("No new updated available");
return(false);
}
var latest = updateInfo.ReleasesToApply.LastOrDefault()?.Version;
var current = mgr.CurrentlyInstalledVersion();
if (latest <= current)
{
Log.Info($"Installed version ({current}) is greater than latest release found ({latest}). Not downloading updates.");
return(false);
}
if (IsRevisionIncrement(current?.Version, latest?.Version))
{
Log.Info($"Latest update ({latest}) is revision increment. Updating in background.");
if (splashScreenWindow != null)
{
splashScreenWindow.SkipUpdate = true;
}
}
splashScreenWindow?.ShowConditional();
Log.Info($"Downloading {updateInfo.ReleasesToApply.Count} {(ignoreDelta ? "" : "delta ")}releases, latest={latest?.Version}");
if (splashScreenWindow != null)
{
await mgr.DownloadReleases(updateInfo.ReleasesToApply, splashScreenWindow.Updating);
}
else
{
await mgr.DownloadReleases(updateInfo.ReleasesToApply);
}
splashScreenWindow?.Updating(100);
Log.Info("Applying releases");
if (splashScreenWindow != null)
{
await mgr.ApplyReleases(updateInfo, splashScreenWindow.Installing);
}
else
{
await mgr.ApplyReleases(updateInfo);
}
splashScreenWindow?.Installing(100);
await mgr.CreateUninstallerRegistryEntry();
Log.Info("Done");
return(true);
}
catch (WebException ex)
{
Log.Error(ex);
if (!_useChinaMirror)
{
_useChinaMirror = true;
Log.Warn("Now using china mirror");
return(await SquirrelUpdate(mgr, splashScreenWindow, ignoreDelta));
}
return(false);
}
catch (Exception ex)
{
if (ignoreDelta)
{
return(false);
}
if (ex is Win32Exception)
{
Log.Info("Not able to apply deltas, downloading full release");
}
return(await SquirrelUpdate(mgr, splashScreenWindow, true));
}
}
private static async Task <bool> SquirrelUpdate(UpdateManager mgr, SplashScreenWindow splashScreenWindow, bool ignoreDelta = false)
{
try
{
var updateInfo = await mgr.CheckForUpdate(ignoreDelta);
if (!updateInfo.ReleasesToApply.Any())
{
Logger.Info("No new updated available");
return(false);
}
var latest = updateInfo.ReleasesToApply.LastOrDefault()?.Version;
var current = mgr.CurrentlyInstalledVersion();
if (latest <= current)
{
Logger.Info($"Installed version ({current}) is greater or equal ({latest}). Not downloading updates.");
return(false);
}
if (IsRevisionIncrement(current?.Version, latest?.Version))
{
Logger.Info($"Newest version ({latest}) is greater or equal ({current}). Updating in background.");
}
if (splashScreenWindow != null)
{
await mgr.DownloadReleases(updateInfo.ReleasesToApply, splashScreenWindow.Updating);
}
else
{
await mgr.DownloadReleases(updateInfo.ReleasesToApply);
}
splashScreenWindow?.Updating(100);
Logger.Info($"Applying release ({latest})");
if (splashScreenWindow != null)
{
await mgr.ApplyReleases(updateInfo, splashScreenWindow.Installing);
}
else
{
await mgr.ApplyReleases(updateInfo);
}
splashScreenWindow?.Installing(100);
await mgr.CreateUninstallerRegistryEntry();
Logger.Info("Applying done");
return(true);
}
catch (Exception e)
{
if (ignoreDelta)
{
return(false);
}
if (e is Win32Exception)
{
Logger.Error("Not able to apply deltas, downloading full release", e);
}
if (e is Exception)
{
Logger.Error("Not able to apply update", e);
}
return(await SquirrelUpdate(mgr, splashScreenWindow, true));
}
}