private IEnumerable <JunkNode> ScanEventLogs()
{
if (string.IsNullOrEmpty(Uninstaller.InstallLocation))
{
yield break;
}
using (var key = Registry.LocalMachine.OpenSubKey(
@"SYSTEM\CurrentControlSet\Services\EventLog\Application"))
{
if (key == null)
{
yield break;
}
var query = from name in key.GetSubKeyNames()
let m = MatchStringToProductName(name)
where m >= 0 && m < 3
//orderby m ascending
select name;
foreach (var result in query)
{
using (var subkey = key.OpenSubKey(result))
{
var exePath = subkey?.GetValue("EventMessageFile") as string;
if (string.IsNullOrEmpty(exePath) || !TestPathsMatchExe(exePath))
{
continue;
}
var node = new RegistryKeyJunkNode(key.Name, result, Uninstaller.DisplayName);
// Already matched names above
node.Confidence.Add(ConfidencePart.ProductNamePerfectMatch);
if (OtherUninstallers.Any(x => TestPathsMatch(x.InstallLocation, Path.GetDirectoryName(exePath))))
{
node.Confidence.Add(ConfidencePart.DirectoryStillUsed);
}
yield return(node);
}
}
}
}
private IEnumerable <JunkNode> CheckLocation(Func <ApplicationUninstallerEntry, string> targetSelector)
{
var target = targetSelector(Uninstaller);
var targetIsSafe = !OtherUninstallers.Any(x => PathTools.PathsEqual(targetSelector(x), target));
foreach (var source in _links)
{
if (source.LinkTarget.Contains(target, StringComparison.InvariantCultureIgnoreCase))
{
var result = CreateJunkNode(source);
if (!targetIsSafe)
{
result.Confidence.Add(ConfidencePart.DirectoryStillUsed);
}
yield return(result);
}
}
}
public override IEnumerable <JunkNode> FindJunk()
{
var results = new List <JunkNode>();
var installLocationIsSafe = !OtherUninstallers.Any(
x => PathTools.PathsEqual(x.InstallLocation, Uninstaller.InstallLocation));
var uninstallerLocationIsSafe = !OtherUninstallers.Any(
x => PathTools.PathsEqual(x.UninstallerLocation, Uninstaller.UninstallerLocation));
var addAction = new Action <bool, Shortcut>((isSafe, source) =>
{
var driveJunkNode = new DriveFileJunkNode(Path.GetDirectoryName(source.LinkFilename),
Path.GetFileName(source.LinkFilename), Uninstaller.DisplayName);
driveJunkNode.Confidence.Add(ConfidencePart.ExplicitConnection);
if (!isSafe)
{
driveJunkNode.Confidence.Add(ConfidencePart.DirectoryStillUsed);
}
results.Add(driveJunkNode);
// Remove from the shortcut list so other uninstallers won't show up with it
//_links.Remove(source);
});
foreach (var source in _links.ToList())
{
if (CheckMatch(source.LinkTarget, Uninstaller.InstallLocation))
{
addAction(installLocationIsSafe, source);
}
else if (CheckMatch(source.LinkTarget, Uninstaller.UninstallerLocation))
{
addAction(uninstallerLocationIsSafe, source);
}
}
return(results);
}
private IEnumerable <JunkNode> ScanInstallerFolders()
{
var installLocation = Uninstaller.InstallLocation;
if (string.IsNullOrEmpty(installLocation))
{
yield break;
}
using (var key = Registry.LocalMachine.OpenSubKey(
@"SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders"))
{
if (key == null)
{
yield break;
}
foreach (var path in key.GetValueNames())
{
if (!TestPathsMatch(installLocation, path))
{
continue;
}
var node = new RegistryValueJunkNode(key.Name, path, Uninstaller.DisplayName);
node.Confidence.Add(ConfidencePart.ExplicitConnection);
if (OtherUninstallers.Any(x => TestPathsMatch(x.InstallLocation, path)))
{
node.Confidence.Add(ConfidencePart.DirectoryStillUsed);
}
yield return(node);
}
}
}
