private static Guid GetGuid(RegistryKey uninstallerKey)
{
// Look for a GUID registry entry
var tempGuidString = uninstallerKey.GetStringSafe(RegistryNameBundleProviderKey);
if (GuidTools.GuidTryParse(tempGuidString, out var resultGuid))
{
return(resultGuid);
}
if (GuidTools.TryExtractGuid(uninstallerKey.GetKeyName(), out resultGuid))
{
return(resultGuid);
}
string uninstallString = GetUninstallString(uninstallerKey);
// Look for a valid GUID in the path
return(GuidTools.TryExtractGuid(uninstallString, out resultGuid) ? resultGuid : Guid.Empty);
}
private static Guid GetGuid(RegistryKey uninstallerKey)
{
// Look for a GUID registry entry
var tempGuidString =
uninstallerKey.GetValue(ApplicationUninstallerEntry.RegistryNameBundleProviderKey) as string;
Guid resultGuid;
if (GuidTools.GuidTryParse(tempGuidString, out resultGuid))
{
return(resultGuid);
}
if (GuidTools.TryExtractGuid(uninstallerKey.GetKeyName(), out resultGuid))
{
return(resultGuid);
}
var uninstallString =
uninstallerKey.GetValue(ApplicationUninstallerEntry.RegistryNameUninstallString) as string;
// Look for a valid GUID in the path
return(GuidTools.TryExtractGuid(uninstallString, out resultGuid) ? resultGuid : Guid.Empty);
}
private static IEnumerable <ApplicationUninstallerEntry> GetUpdates()
{
if (!HelperIsAvailable)
{
yield break;
}
var output = SteamFactory.StartProcessAndReadOutput(HelperPath, "list");
if (string.IsNullOrEmpty(output) || output.Contains("error", StringComparison.OrdinalIgnoreCase))
{
yield break;
}
foreach (var group in ProcessInput(output))
{
var entry = new ApplicationUninstallerEntry
{
UninstallerKind = UninstallerType.WindowsUpdate,
IsUpdate = true,
Publisher = "Microsoft Corporation"
};
foreach (var valuePair in group)
{
switch (valuePair.Key)
{
case "UpdateID":
entry.RatingId = valuePair.Value;
Guid result;
if (GuidTools.TryExtractGuid(valuePair.Value, out result))
{
entry.BundleProviderKey = result;
}
break;
case "RevisionNumber":
entry.DisplayVersion = valuePair.Value;
break;
case "Title":
entry.RawDisplayName = valuePair.Value;
break;
case "IsUninstallable":
bool isUnins;
if (bool.TryParse(valuePair.Value, out isUnins))
{
entry.IsValid = isUnins;
}
break;
case "SupportUrl":
entry.AboutUrl = valuePair.Value;
break;
case "MinDownloadSize":
long size;
if (long.TryParse(valuePair.Value, NumberStyles.Integer, CultureInfo.InvariantCulture, out size))
{
entry.EstimatedSize = FileSize.FromBytes(size);
}
break;
case "LastDeploymentChangeTime":
DateTime date;
if (DateTime.TryParse(valuePair.Value, CultureInfo.InvariantCulture, DateTimeStyles.None, out date) &&
!DateTime.MinValue.Equals(date))
{
entry.InstallDate = date;
}
break;
}
}
if (entry.IsValid)
{
entry.UninstallString = $"\"{HelperPath}\" uninstall {entry.RatingId}";
entry.QuietUninstallString = entry.UninstallString;
}
yield return(entry);
}
}
private static IEnumerable <ApplicationUninstallerEntry> GetUpdates()
{
if (!HelperIsAvailable)
{
yield break;
}
var output = FactoryTools.StartHelperAndReadOutput(HelperPath, "list");
if (string.IsNullOrEmpty(output) || output.Trim().StartsWith("Error", StringComparison.OrdinalIgnoreCase))
{
yield break;
}
foreach (var group in FactoryTools.ExtractAppDataSetsFromHelperOutput(output))
{
var entry = new ApplicationUninstallerEntry
{
UninstallerKind = UninstallerType.WindowsUpdate,
IsUpdate = true,
Publisher = "Microsoft Corporation"
};
foreach (var valuePair in group)
{
switch (valuePair.Key)
{
case "UpdateID":
entry.RatingId = valuePair.Value;
if (GuidTools.TryExtractGuid(valuePair.Value, out var result))
{
entry.BundleProviderKey = result;
}
break;
case "RevisionNumber":
entry.DisplayVersion = ApplicationEntryTools.CleanupDisplayVersion(valuePair.Value);
break;
case "Title":
entry.RawDisplayName = valuePair.Value;
break;
case "IsUninstallable":
if (bool.TryParse(valuePair.Value, out var isUnins))
{
entry.IsProtected = !isUnins;
}
break;
case "SupportUrl":
entry.AboutUrl = valuePair.Value;
break;
case "MinDownloadSize":
if (long.TryParse(valuePair.Value, NumberStyles.Integer, CultureInfo.InvariantCulture, out var size))
{
entry.EstimatedSize = FileSize.FromBytes(size);
}
break;
case "MaxDownloadSize":
break;
case "LastDeploymentChangeTime":
if (DateTime.TryParse(valuePair.Value, CultureInfo.InvariantCulture, DateTimeStyles.None, out var date) &&
!DateTime.MinValue.Equals(date))
{
entry.InstallDate = date;
}
break;
default:
Debug.Fail("Unknown label");
break;
}
}
entry.UninstallString = $"\"{HelperPath}\" uninstall {entry.RatingId}";
entry.QuietUninstallString = entry.UninstallString;
yield return(entry);
}
}