private static void ShowNewUpdateAvailableForm(Tuple <VersionNumber, ProductVersionDto, bool> versionInfo)
{
VersionNumber currentVersion = versionInfo.Item1;
ProductVersionDto latestProductVersion = versionInfo.Item2;
bool skipNewVersion = versionInfo.Item3;
bool DoNotShowAgain = FormProductUpdate.DialogShow(currentVersion, latestProductVersion, skipNewVersion);
RegistryKey registryKey = Registry.CurrentUser.OpenSubKey(Const.PRODUCT_REG_KEY, true);
if (registryKey == null)
{
registryKey = Registry.CurrentUser.CreateSubKey(Const.PRODUCT_REG_KEY);
}
if (registryKey != null)
{
string currentValue =
registryKey.GetValue(Const.PRODUCT_REG_KEY_VALUE_DONT_SHOW_UPDATE_VERSION) as string;
List <VersionNumber> versionsToSkip = string.IsNullOrEmpty(currentValue)
? new List <VersionNumber>()
: ParseVersionsToSkip(currentValue);
VersionNumber latestVersion = new VersionNumber(latestProductVersion.Version);
if (DoNotShowAgain)
{
if (!versionsToSkip.Any(item => item.Equals(latestVersion)))
{
versionsToSkip.Add(latestVersion);
}
}
else
{
versionsToSkip.RemoveAll(number => number.Equals(latestVersion));
}
currentValue = string.Join(";", versionsToSkip.Select(item => item.ToString()).ToArray());
registryKey.SetValue(Const.PRODUCT_REG_KEY_VALUE_DONT_SHOW_UPDATE_VERSION, currentValue);
registryKey.Close();
}
}
private static void InternalCheckForUpdate(VersionNumber currentVersion, bool showInfoWhenNoUpgrade)
{
RegistryKey registryKey = Registry.CurrentUser.OpenSubKey(Const.PRODUCT_REG_KEY);
string dontShowUpdateForVersion = null;
if (registryKey != null)
{
dontShowUpdateForVersion =
registryKey.GetValue(Const.PRODUCT_REG_KEY_VALUE_DONT_SHOW_UPDATE_VERSION) as string;
registryKey.Close();
}
Action showErrorAction = () => MessageBox.Show("Error getting information about new version, please try again later.", "Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error);
synchronizationContext = SynchronizationContext.Current;
WebClient client = new WebClient();
Uri uri = new Uri(string.Format(CHECK_VERSION_URL_FORMAT, SERVER_FOR_UPDATES, currentVersion, debugMode ? "debug" : "!"));
client.DownloadStringCompleted += delegate(object sender, DownloadStringCompletedEventArgs args)
{
try
{
if (!args.Cancelled && args.Error == null)
{
bool hasNewVersionInfo = !string.IsNullOrEmpty(args.Result);
try
{
ProductVersionDto latestProductVersion = hasNewVersionInfo ? ProductVersionDto.FromXml(args.Result) : null;
if (latestProductVersion != null)
{
VersionNumber latestProductVersionId = new VersionNumber(latestProductVersion.Version);
if (latestProductVersionId.CompareTo(currentVersion) == 1)
{
var versionsToSkip = ParseVersionsToSkip(dontShowUpdateForVersion);
bool skipNewVersion = versionsToSkip.Any(latestProductVersionId.Equals);
bool canShowUpgradeForm = versionsToSkip.Count == 0 || !skipNewVersion;
if (canShowUpgradeForm || showInfoWhenNoUpgrade)
{
synchronizationContext.Post(
state =>
ShowNewUpdateAvailableForm((Tuple <VersionNumber, ProductVersionDto, bool>)state),
new Tuple <VersionNumber, ProductVersionDto, bool>(currentVersion,
latestProductVersion, skipNewVersion));
}
}
}
else
{
if (showInfoWhenNoUpgrade)
{
ProductVersionDto dummpyProductVersion = new ProductVersionDto(currentVersion.ToString());
FormProductUpdate.DialogShow(currentVersion, dummpyProductVersion, false);
}
}
}
catch
{
showErrorAction();
}
}
else
{
showErrorAction();
}
}
finally
{
alreadyExecuted = false;
}
};
client.DownloadStringAsync(uri);
}
