/// <summary>
/// Removes application registration from the current system.
/// </summary>
/// <param name="appRegistration">The registration information to be removed.</param>
/// <param name="machineWide">Apply the registration machine-wide instead of just for the current user.</param>
/// <exception cref="IOException">A problem occurred while writing to the filesystem or registry.</exception>
/// <exception cref="UnauthorizedAccessException">Write access to the filesystem or registry is not permitted.</exception>
/// <exception cref="InvalidDataException">The data in <paramref name="appRegistration"/>.</exception>
public static void Unregister(Model.Capabilities.AppRegistration appRegistration, bool machineWide)
{
#region Sanity checks
if (appRegistration == null)
{
throw new ArgumentNullException(nameof(appRegistration));
}
#endregion
if (string.IsNullOrEmpty(appRegistration.ID))
{
throw new InvalidDataException("Missing ID");
}
if (string.IsNullOrEmpty(appRegistration.CapabilityRegPath))
{
throw new InvalidDataException("Invalid CapabilityRegPath");
}
var hive = machineWide ? Registry.LocalMachine : Registry.CurrentUser;
using (var regAppsKey = hive.OpenSubKey(RegKeyMachineRegisteredApplications, writable: true))
regAppsKey?.DeleteValue(appRegistration.ID, throwOnMissingValue: false);
// TODO: Handle appRegistration.X64
hive.DeleteSubKeyTree(/*CapabilityPrefix +*/ appRegistration.CapabilityRegPath, throwOnMissingSubKey: false);
}
/// <summary>
/// Applies application registration to the current system.
/// </summary>
/// <param name="target">The application being integrated.</param>
/// <param name="appRegistration">The registration information to be applied.</param>
/// <param name="verbCapabilities">The capabilities that the application is to be registered with.</param>
/// <param name="machineWide">Apply the registration machine-wide instead of just for the current user.</param>
/// <param name="iconStore">Stores icon files downloaded from the web as local files.</param>
/// <exception cref="OperationCanceledException">The user canceled the task.</exception>
/// <exception cref="IOException">A problem occurred while writing to the filesystem or registry.</exception>
/// <exception cref="WebException">A problem occurred while downloading additional data (such as icons).</exception>
/// <exception cref="UnauthorizedAccessException">Write access to the filesystem or registry is not permitted.</exception>
public static void Register(FeedTarget target, Model.Capabilities.AppRegistration appRegistration, [InstantHandle] IEnumerable <VerbCapability> verbCapabilities, IIconStore iconStore, bool machineWide)
{
#region Sanity checks
if (appRegistration == null)
{
throw new ArgumentNullException(nameof(appRegistration));
}
if (verbCapabilities == null)
{
throw new ArgumentNullException(nameof(verbCapabilities));
}
if (iconStore == null)
{
throw new ArgumentNullException(nameof(iconStore));
}
#endregion
var hive = machineWide ? Registry.LocalMachine : Registry.CurrentUser;
// TODO: Handle appRegistration.X64
using (var capabilitiesKey = hive.CreateSubKeyChecked(/*CapabilityPrefix +*/ appRegistration.CapabilityRegPath))
{
capabilitiesKey.SetValue(RegValueAppName, target.Feed.Name);
capabilitiesKey.SetValue(RegValueAppDescription, target.Feed.Descriptions.GetBestLanguage(CultureInfo.CurrentUICulture) ?? "");
// Set icon if available
var icon = target.Feed.Icons.GetIcon(Icon.MimeTypeIco);
capabilitiesKey.SetOrDelete(RegValueAppIcon, icon?.To(x => iconStore.GetFresh(x) + ",0"));
verbCapabilities = verbCapabilities.ToArray();
using (var fileAssocsKey = capabilitiesKey.CreateSubKeyChecked(RegSubKeyFileAssocs))
{
foreach (var fileType in verbCapabilities.OfType <Model.Capabilities.FileType>().Except(x => string.IsNullOrEmpty(x.ID)))
{
foreach (var extension in fileType.Extensions.Except(x => string.IsNullOrEmpty(x.Value)))
{
fileAssocsKey.SetValue(extension.Value, RegistryClasses.Prefix + fileType.ID);
}
}
}
using (var urlAssocsKey = capabilitiesKey.CreateSubKeyChecked(RegSubKeyUrlAssocs))
{
foreach (var urlProtocol in verbCapabilities.OfType <Model.Capabilities.UrlProtocol>())
{
foreach (var prefix in urlProtocol.KnownPrefixes)
{
urlAssocsKey.SetValue(prefix.Value, RegistryClasses.Prefix + urlProtocol.ID);
}
}
}
using var startMenuKey = capabilitiesKey.CreateSubKeyChecked(RegSubKeyStartMenu);
foreach (var defaultProgram in verbCapabilities.OfType <Model.Capabilities.DefaultProgram>().Except(x => string.IsNullOrEmpty(x.ID) || string.IsNullOrEmpty(x.Service)))
{
startMenuKey.SetValue(defaultProgram.Service, defaultProgram.ID);
}
}
using var regAppsKey = hive.CreateSubKeyChecked(RegKeyMachineRegisteredApplications);
regAppsKey.SetValue(appRegistration.ID, /*CapabilityPrefix +*/ appRegistration.CapabilityRegPath);
}
