private static void ScanInstallFolders()
{
var regKey = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders");
if (regKey == null)
{
return;
}
foreach (var folder in regKey.GetValueNames()
.Where(folder => !string.IsNullOrWhiteSpace(folder))
.Where(folder => !ScanFunctions.DirExists(folder) && !Wizard.IsOnIgnoreList(folder))
.TakeWhile(folder => !CancellationToken.IsCancellationRequested))
{
Wizard.StoreInvalidKey(Strings.InvalidFile, regKey.Name, folder);
}
}
/// <summary>
/// Verifies installed programs in add/remove list
/// </summary>
public override void Scan()
{
try
{
Wizard.Report.WriteLine("Verifying programs in Add/Remove list");
using (
var regKey =
Registry.LocalMachine.OpenSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall"))
{
if (regKey == null)
{
return;
}
foreach (
var progName in
regKey.GetSubKeyNames().TakeWhile(progName => !CancellationToken.IsCancellationRequested)
)
{
using (var regKey2 = regKey.OpenSubKey(progName))
{
if (regKey2 == null)
{
continue;
}
var progInfo = new ProgramInfo(regKey2);
if (regKey2.ValueCount <= 0)
{
Wizard.StoreInvalidKey(Strings.InvalidRegKey, regKey2.ToString());
continue;
}
if (progInfo.WindowsInstaller)
{
continue;
}
if (string.IsNullOrEmpty(progInfo.DisplayName) && !progInfo.Uninstallable)
{
Wizard.StoreInvalidKey(Strings.InvalidRegKey, regKey2.ToString());
continue;
}
// Check display icon
if (!string.IsNullOrEmpty(progInfo.DisplayIcon))
{
if (!ScanFunctions.IconExists(progInfo.DisplayIcon))
{
Wizard.StoreInvalidKey(Strings.InvalidFile, regKey2.ToString(), "DisplayIcon");
}
}
// Check install location
if (!string.IsNullOrEmpty(progInfo.InstallLocation))
{
if (!ScanFunctions.DirExists(progInfo.InstallLocation) &&
!ScanFunctions.FileExists(progInfo.InstallLocation))
{
if (!Wizard.IsOnIgnoreList(progInfo.InstallLocation))
{
Wizard.StoreInvalidKey(Strings.InvalidFile, regKey2.ToString(),
"InstallLocation");
}
}
}
// Check install source
if (!string.IsNullOrEmpty(progInfo.InstallSource))
{
if (!ScanFunctions.DirExists(progInfo.InstallSource) &&
!ScanFunctions.FileExists(progInfo.InstallSource))
{
if (!Wizard.IsOnIgnoreList(progInfo.InstallSource))
{
Wizard.StoreInvalidKey(Strings.InvalidFile, regKey2.ToString(), "InstallSource");
}
}
}
// Check ARP Cache
if (!progInfo.SlowCache)
{
continue;
}
if (string.IsNullOrEmpty(progInfo.FileName))
{
continue;
}
if (!ScanFunctions.FileExists(progInfo.FileName) && !Wizard.IsOnIgnoreList(progInfo.FileName))
{
Wizard.StoreInvalidKey(Strings.InvalidRegKey, progInfo.SlowInfoCacheRegKey);
}
}
}
}
Wizard.Report.WriteLine("Verifying registry entries in Add/Remove Cache");
CheckArpCache(
Registry.LocalMachine.OpenSubKey(
@"SOFTWARE\Microsoft\Windows\CurrentVersion\App Management\ARPCache\"));
CheckArpCache(
Registry.CurrentUser.OpenSubKey(
@"SOFTWARE\Microsoft\Windows\CurrentVersion\App Management\ARPCache\"));
}
catch (SecurityException ex)
{
Debug.WriteLine(ex.Message);
}
}