/// <summary>
/// This method was copied (and slightly modified) from Microsoft.VisualStudio.ExtensionManager.ExtensionEngineImpl
/// Internal method subject to change. Last pulled: 02-Jan-2018
/// </summary>
/// <returns></returns>
internal static long GetLastExtensionChangedTimestampInternal()
{
ShellSettingsManager manager = new ShellSettingsManager(ServiceProvider.GlobalProvider);
string perMachineExtensionInstallRoot = manager.GetApplicationDataFolder(ApplicationDataFolder.ApplicationExtensions);
long lastConfigChange = 0;
List <string> changeIndicatorFiles = new List <string>();
SettingsStore configurationSettingsStore = manager.GetReadOnlySettingsStore(SettingsScope.Configuration);
using (configurationSettingsStore as IDisposable)
{
// Check machine level user configuration timestamp
changeIndicatorFiles.Add(Path.Combine(perMachineExtensionInstallRoot, ExtensionsConfigurationChanged));
// Check product level timestamp (detect changes global to all SKUs).
//changeIndicatorFiles.Add(Path.Combine(engineHost.ShellFolder, ExtensionsConfigurationChanged));
foreach (var changeIndicatorFilePath in changeIndicatorFiles)
{
FileInfo fi = new FileInfo(changeIndicatorFilePath);
if (fi.Exists)
{
long fileWriteTime = fi.LastWriteTimeUtc.ToFileTimeUtc();
if (fileWriteTime > lastConfigChange)
{
lastConfigChange = fileWriteTime;
//reason = EngineConstants.ReasonFileWriteTime;
}
}
}
// Check configuration settings timestamp
long configSettingsTime = configurationSettingsStore.GetInt64(string.Empty, ConfigurationChangedKey, 0L);
if (configSettingsTime > lastConfigChange)
{
lastConfigChange = configSettingsTime;
//reason = EngineConstants.ReasonConfigSettingsTime;
}
}
SettingsStore userSettings = manager.GetReadOnlySettingsStore(SettingsScope.UserSettings);
using (userSettings as IDisposable)
{
// Check user settings timestamp
long userSettingsTime = userSettings.GetInt64(string.Empty, ConfigurationChangedKey, 0L);
if (userSettingsTime > lastConfigChange)
{
lastConfigChange = userSettingsTime;
//reason = EngineConstants.ReasonUserSettingsTime;
}
// Check extensions changed timestamp (this will pick up all changes made through extension manager service)
long extensionsChangedTime = userSettings.GetInt64(SettingsStoreRoot, ExtensionsChangedKey, 0L);
if (extensionsChangedTime > lastConfigChange)
{
lastConfigChange = extensionsChangedTime;
//reason = EngineConstants.ReasonExtensionsChangedTime;
}
}
return(lastConfigChange);
}
public int GetInt64([ComAliasName("OLE.LPCOLESTR")] string collectionPath, [ComAliasName("OLE.LPCOLESTR")] string propertyName, out long value)
{
value = inner.GetInt64(collectionPath, propertyName);
return(0);
}