/// <summary>
/// Writes the specified <see cref="InsuranceRegistryKey"/> to the registry key represented by the specified <see cref="RegistryKey"/>.
/// </summary>
/// <param name="insuranceRegistryKey"></param>
/// <returns></returns>
public static void Write(InsuranceRegistryKey insuranceRegistryKey)
{
using (var regKey = Registry.CurrentUser.OpenSubKey(insuranceRegistryKey.RegistryKeyName, true))
{
if (regKey == null || regKey.GetValueNames().Length != 0)
{
throw new ArgumentException("The specified InsuranceRegistryKey points to an invalid registry key.", "insuranceRegistryKey");
}
regKey.SetValue("guid", insuranceRegistryKey.InsuranceIdentifier.ToString(), RegistryValueKind.String);
regKey.SetValue("machineId", insuranceRegistryKey.MachineId);
regKey.SetValue("creationDateTime", insuranceRegistryKey.TimeStamp.ToString(_DateTimeFormat));
var i = 0;
foreach (var assembly in insuranceRegistryKey.Assemblies)
{
regKey.SetValue("assembly" + ++i, assembly.ToString(), RegistryValueKind.String);
}
// Write the InstallerDescription
var regKeyInstaller = regKey.CreateSubKey("Installer");
if (regKeyInstaller == null)
{
throw new Exception();
}
regKeyInstaller.SetValue("type", insuranceRegistryKey.InstallerDescription.Type, RegistryValueKind.String);
regKeyInstaller.SetValue("id", insuranceRegistryKey.InstallerDescription.Id, RegistryValueKind.String);
regKeyInstaller.SetValue("descr", insuranceRegistryKey.InstallerDescription.Description, RegistryValueKind.String);
}
}
/// <summary>
/// Returns the <see cref="CleanUpInsurance"/> matching the identifier specified.
/// If no match is found, null is returned.
/// </summary>
/// <exception cref="ArgumentException"></exception>
/// <param name="trackingFilesFolder"></param>
/// <param name="trackingRegistryKey"></param>
/// <param name="insuranceId"></param>
/// <returns></returns>
public static CleanUpInsurance LoadFromSystem(string trackingFilesFolder, string trackingRegistryKey, Guid insuranceId)
{
if (insuranceId == Guid.Empty)
{
throw new ArgumentException("The specified insurance identifier is not a valid GUID", "insuranceId");
}
InsuranceFile insuranceFile = null;
InsuranceRegistryKey insuranceRegKey = null;
// Load from file
if (trackingFilesFolder != null && File.Exists(Path.Combine(trackingFilesFolder, insuranceId.ToString())))
{
InsuranceFile.TryRead(Path.Combine(trackingFilesFolder, insuranceId.ToString()), out insuranceFile);
}
// Load from registry
if (trackingRegistryKey != null)
{
using (var regKey = Registry.CurrentUser.OpenSubKey(trackingRegistryKey + insuranceId, false))
if (regKey != null) // Verify existence of the key
{
InsuranceRegistryKey.TryRead(regKey, out insuranceRegKey);
}
}
// Possible to check for a running process?
// Return null if no CleanUpInsurance can be built from the retrieved data
if (insuranceFile == null && insuranceRegKey == null)
{
return(null);
}
return(new CleanUpInsurance(insuranceFile, insuranceRegKey, null));
}
private void CreateRegistryInsurance()
{
using (var rootKey = Registry.CurrentUser.CreateSubKey(_data.TrackingRegistryKey))
rootKey.CreateSubKey(_uniqueId.ToString()).Close();
_insuranceRegistryKey = new InsuranceRegistryKey(Path.Combine(_data.TrackingRegistryKey, _uniqueId.ToString()),
_uniqueId, _data.Installer, LocalMachine.Identifier,
_timeStamp, _assemblies);
InsuranceRegistryKey.Write(_insuranceRegistryKey);
}
/// <summary>
/// Tries to build an instance of <see cref="InsuranceRegistryKey"/> from data read from the specified registry key.
/// </summary>
/// <param name="registryKey"></param>
/// <param name="insuranceRegistryKey"></param>
/// <returns></returns>
public static bool TryRead(RegistryKey registryKey, out InsuranceRegistryKey insuranceRegistryKey)
{
try
{
insuranceRegistryKey = Read(registryKey);
return(true);
}
catch
{
insuranceRegistryKey = null;
return(false);
}
}
/// <summary>
/// Writes the specified <see cref="InsuranceRegistryKey"/> to the registry key represented by the specified <see cref="RegistryKey"/>.
/// </summary>
/// <param name="insuranceRegistryKey"></param>
/// <returns></returns>
public static void Write(InsuranceRegistryKey insuranceRegistryKey)
{
using (var regKey = Registry.CurrentUser.OpenSubKey(insuranceRegistryKey.RegistryKeyName, true))
{
if (regKey == null || regKey.GetValueNames().Length != 0)
throw new ArgumentException("The specified InsuranceRegistryKey points to an invalid registry key.", "insuranceRegistryKey");
regKey.SetValue("guid", insuranceRegistryKey.InsuranceIdentifier.ToString(), RegistryValueKind.String);
regKey.SetValue("machineId", insuranceRegistryKey.MachineId);
regKey.SetValue("creationDateTime", insuranceRegistryKey.TimeStamp.ToString(_DateTimeFormat));
var i = 0;
foreach (var assembly in insuranceRegistryKey.Assemblies)
regKey.SetValue("assembly" + ++i, assembly.ToString(), RegistryValueKind.String);
// Write the InstallerDescription
var regKeyInstaller = regKey.CreateSubKey("Installer");
if (regKeyInstaller == null) throw new Exception();
regKeyInstaller.SetValue("type", insuranceRegistryKey.InstallerDescription.Type, RegistryValueKind.String);
regKeyInstaller.SetValue("id", insuranceRegistryKey.InstallerDescription.Id, RegistryValueKind.String);
regKeyInstaller.SetValue("descr", insuranceRegistryKey.InstallerDescription.Description, RegistryValueKind.String);
}
}
/// <summary>
/// Initializes a new instance of <see cref="CleanUpInsurance"/> built from the data specified.
/// </summary>
/// <exception cref="ArgumentException">
/// An <see cref="ArgumentException"/> is thrown if <paramref name="insuranceFile"/> and <paramref name="insuranceRegistryKey"/> don't match.
/// </exception>
/// <exception cref="ArgumentNullException">
/// An <see cref="ArgumentNullException"/> is thrown if both <paramref name="insuranceFile"/> and <paramref name="insuranceRegistryKey"/> are null.
/// </exception>
/// <param name="insuranceFile"></param>
/// <param name="insuranceRegistryKey"></param>
/// <param name="insuranceProcess"></param>
private CleanUpInsurance(InsuranceFile insuranceFile, InsuranceRegistryKey insuranceRegistryKey, Process insuranceProcess)
{
_insuranceFile = insuranceFile;
_insuranceProcess = insuranceProcess;
_insuranceRegistryKey = insuranceRegistryKey;
var flags = (_insuranceFile != null ? CleanUpInsuranceFlags.TrackByFile : CleanUpInsuranceFlags.None)
| (_insuranceProcess != null ? CleanUpInsuranceFlags.ByWatchService : CleanUpInsuranceFlags.None)
| (_insuranceRegistryKey != null ? CleanUpInsuranceFlags.TrackByRegistry : CleanUpInsuranceFlags.None);
InsuranceBase insuranceBase = null;
if (_insuranceFile != null)
{
insuranceBase = _insuranceFile;
if (_insuranceRegistryKey != null)
{
if (!insuranceBase.MatchesWith(_insuranceRegistryKey, false))
{
throw new ArgumentException("The InsuranceFile and InsuranceRegistryKey don't match.", "insuranceFile");
}
insuranceBase.JoinWith(_insuranceRegistryKey);
}
}
else if (_insuranceRegistryKey != null)
{
insuranceBase = _insuranceRegistryKey;
}
if (insuranceBase == null)
{
throw new ArgumentNullException("insuranceFile",
"At least one of both insuranceFile and insuranceRegistryKey needs to be initialized.");
}
_assemblies = new List <AssemblyName>(insuranceBase.Assemblies);
_timeStamp = insuranceBase.TimeStamp;
_uniqueId = insuranceBase.InsuranceIdentifier;
_data = new InsuranceData(insuranceBase.InstallerDescription, flags,
_insuranceFile != null ? Path.GetDirectoryName(_insuranceFile.FileName) : null,
_insuranceRegistryKey != null ? Path.GetDirectoryName(_insuranceRegistryKey.RegistryKeyName) : null,
null);
}
/// <summary>
/// Returns a list of <see cref="InsuranceRegistryKey"/>s which are read from the registrykey with the specified name.
/// </summary>
/// <param name="regKeyName">The name of a subkey of the CurrentUser rootkey.</param>
/// <returns></returns>
private static List <InsuranceRegistryKey> GetRegistryInsurances(string regKeyName)
{
using (var regKey = Registry.CurrentUser.OpenSubKey(regKeyName))
{
if (regKey == null)
{
return(new List <InsuranceRegistryKey>(0));
}
var items = new List <InsuranceRegistryKey>();
var subKeys = regKey.GetSubKeyNames();
foreach (var subKeyName in subKeys)
{
using (var subKey = regKey.OpenSubKey(subKeyName))
{
InsuranceRegistryKey item;
if (InsuranceRegistryKey.TryRead(subKey, out item))
{
items.Add(item);
}
}
}
return(items);
}
}
/// <summary>
/// Tries to build an instance of <see cref="InsuranceRegistryKey"/> from data read from the specified registry key.
/// </summary>
/// <param name="registryKey"></param>
/// <param name="insuranceRegistryKey"></param>
/// <returns></returns>
public static bool TryRead(RegistryKey registryKey, out InsuranceRegistryKey insuranceRegistryKey)
{
try
{
insuranceRegistryKey = Read(registryKey);
return true;
}
catch
{
insuranceRegistryKey = null;
return false;
}
}
private void CreateRegistryInsurance()
{
using (var rootKey = Registry.CurrentUser.CreateSubKey(_data.TrackingRegistryKey))
rootKey.CreateSubKey(_uniqueId.ToString()).Close();
_insuranceRegistryKey = new InsuranceRegistryKey(Path.Combine(_data.TrackingRegistryKey, _uniqueId.ToString()),
_uniqueId, _data.Installer, LocalMachine.Identifier,
_timeStamp, _assemblies);
InsuranceRegistryKey.Write(_insuranceRegistryKey);
}
/// <summary>
/// Initializes a new instance of <see cref="CleanUpInsurance"/> built from the data specified.
/// </summary>
/// <exception cref="ArgumentException">
/// An <see cref="ArgumentException"/> is thrown if <paramref name="insuranceFile"/> and <paramref name="insuranceRegistryKey"/> don't match.
/// </exception>
/// <exception cref="ArgumentNullException">
/// An <see cref="ArgumentNullException"/> is thrown if both <paramref name="insuranceFile"/> and <paramref name="insuranceRegistryKey"/> are null.
/// </exception>
/// <param name="insuranceFile"></param>
/// <param name="insuranceRegistryKey"></param>
/// <param name="insuranceProcess"></param>
private CleanUpInsurance(InsuranceFile insuranceFile, InsuranceRegistryKey insuranceRegistryKey, Process insuranceProcess)
{
_insuranceFile = insuranceFile;
_insuranceProcess = insuranceProcess;
_insuranceRegistryKey = insuranceRegistryKey;
var flags = (_insuranceFile != null ? CleanUpInsuranceFlags.TrackByFile : CleanUpInsuranceFlags.None)
| (_insuranceProcess != null ? CleanUpInsuranceFlags.ByWatchService : CleanUpInsuranceFlags.None)
| (_insuranceRegistryKey != null ? CleanUpInsuranceFlags.TrackByRegistry : CleanUpInsuranceFlags.None);
InsuranceBase insuranceBase = null;
if (_insuranceFile != null)
{
insuranceBase = _insuranceFile;
if (_insuranceRegistryKey != null)
{
if (!insuranceBase.MatchesWith(_insuranceRegistryKey, false))
throw new ArgumentException("The InsuranceFile and InsuranceRegistryKey don't match.", "insuranceFile");
insuranceBase.JoinWith(_insuranceRegistryKey);
}
}
else if (_insuranceRegistryKey != null)
insuranceBase = _insuranceRegistryKey;
if (insuranceBase == null)
throw new ArgumentNullException("insuranceFile",
"At least one of both insuranceFile and insuranceRegistryKey needs to be initialized.");
_assemblies = new List<AssemblyName>(insuranceBase.Assemblies);
_timeStamp = insuranceBase.TimeStamp;
_uniqueId = insuranceBase.InsuranceIdentifier;
_data = new InsuranceData(insuranceBase.InstallerDescription, flags,
_insuranceFile != null ? Path.GetDirectoryName(_insuranceFile.FileName) : null,
_insuranceRegistryKey != null ? Path.GetDirectoryName(_insuranceRegistryKey.RegistryKeyName) : null,
null);
}
