public override void Uninstall(IDictionary savedState)
{
base.Uninstall(savedState);
// BDS 13-11-2006
// Instead of simply restoring the originalPathRegValue stored during the
// installation now we read the installDir from the state saver and
// replace it in the PATH stored in the registry. This will not damage
// the other entries in the PATH variable.
string origRegValue = (string)savedState["OriginalPathRegValue"];
string installDir = (string)savedState["InstallDir"];
RegistryHelper registry = new RegistryHelper();
registry.BaseRegistryKey = Registry.LocalMachine;
registry.SubKey += @"System\CurrentControlSet\Control\Session Manager\Environment";
string currentPath = registry.ReadKey("PATH");
if(currentPath != null && currentPath.Length > 0)
{
if (installDir != null && installDir.Length > 0)
{
registry.WriteKey("PATH", currentPath.Replace(";" + installDir, ""));
}
}
EnvironmentHelper.BroadCast();
try
{
// Remove the registry entry.
Registry.LocalMachine.DeleteSubKey(RegistrySubKey, false);
// Remove the .addin file.
string addinFile = (string)savedState[@"AddinFilePath"];
if (addinFile != null && File.Exists(addinFile))
{
File.Delete(addinFile);
}
}
catch (SecurityException)
{
MessageBox.Show(@"You must have write permission to the HKEY_LOCAL_MACHINE registry key in order to uninstall this software.");
throw new InstallException(@"Access denied.");
}
catch
{
throw new InstallException(@"Unknown error.");
}
}
public override void Install(IDictionary stateSaver)
{
base.Install(stateSaver);
string regValue = "";
RegistryHelper registry = new RegistryHelper();
registry.BaseRegistryKey = Registry.LocalMachine;
registry.SubKey += @"System\CurrentControlSet\Control\Session Manager\Environment";
regValue = registry.ReadKey("PATH");
string installDir = Context.Parameters["myDir"];
if(regValue != null)
{
// BDS: 13-11-2006
// Saving the original value and restoring it during the uninstallation would
// loose the PATH information set by other software installed after WSCF.
// Therefore I'm saving the installation directory to our state saver and later
// using it to remove it from the PATH variable.
// Consequently this line will soon become obsolete.
stateSaver.Add("OriginalPathRegValue", regValue);
stateSaver.Add("InstallDir", installDir);
string newPathValue = regValue + ";" + installDir;
registry.WriteKey("PATH", newPathValue);
}
// What happens if this value is null is not defined.
EnvironmentHelper.BroadCast();
// BDS: Write the installation directory into the registry.
// Write the .addin file to the selected folder.
try
{
RegistryKey subkey = Registry.LocalMachine.CreateSubKey(
RegistrySubKey);
subkey.SetValue(Path, installDir);
// Write the .addin file.
ResourceManager rm = new ResourceManager("Thinktecture.Tools.Web.Services.Wscf.Environment.Properties.Resources",
Assembly.GetExecutingAssembly());
string settings = rm.GetString("WSCF");
string asmPath = installDir;
if (!installDir.EndsWith(@"\"))
{
asmPath += @"\";
}
asmPath += @"Thinktecture.Tools.Web.Services.ContractFirst.dll";
settings = settings.Replace(@"@@ASM@@", asmPath);
string version = Assembly.GetExecutingAssembly().GetName().Version.ToString();
settings = settings.Replace(@"@@FNVER@@", version);
string configDir = null;
if (Context.Parameters[@"ALLUSERS"] == @"1")
{
configDir = FxEnvironment.GetEnvironmentVariable(@"ALLUSERSPROFILE");
if (configDir == null)
{
throw new InstallException("All Users directory not found.");
}
configDir += @"\Application Data\Microsoft\MSEnvShared\Addins";
if (!Directory.Exists(configDir))
{
Directory.CreateDirectory(configDir);
}
}
else
{
configDir = FxEnvironment.GetFolderPath(FxEnvironment.SpecialFolder.ApplicationData);
configDir += @"\Microsoft\MSEnvShared\Addins";
if (!Directory.Exists(configDir))
{
Directory.CreateDirectory(configDir);
}
}
string addinFile = configDir + @"\WSCF.addin";
StreamWriter writer = new StreamWriter(addinFile, false, Encoding.Unicode);
writer.Write(settings);
writer.Flush();
writer.Close();
stateSaver.Add(@"AddinFilePath", addinFile);
}
catch (SecurityException)
{
MessageBox.Show(@"You must have write permission to the HKEY_LOCAL_MACHINE registry key in order to install this software.");
throw new InstallException(@"Access denied.");
}
catch(Exception ex)
{
throw new InstallException(@"Unknown error:" + ex.Message);
}
}
public override void Rollback(IDictionary savedState)
{
base.Rollback(savedState);
string origRegValue = (string)savedState["OriginalPathRegValue"];
RegistryHelper registry = new RegistryHelper();
registry.BaseRegistryKey = Registry.LocalMachine;
registry.SubKey += @"System\CurrentControlSet\Control\Session Manager\Environment";
if(origRegValue != null || origRegValue.Length > 0)
{
registry.WriteKey("PATH", origRegValue);
}
EnvironmentHelper.BroadCast();
try
{
// Remove the registry entry.
Registry.LocalMachine.DeleteSubKey(RegistrySubKey, false);
// Remove the .addin file.
string addinFile = (string)savedState[@"AddinFilePath"];
if (addinFile != null && File.Exists(addinFile))
{
File.Delete(addinFile);
}
}
catch (SecurityException)
{
MessageBox.Show(@"You must have write permission to the HKEY_LOCAL_MACHINE registry key in order to uninstall this software.");
throw new InstallException(@"Access denied.");
}
catch
{
throw new InstallException(@"Unknown error.");
}
}