/// <summary>
/// Harvest a registry key.
/// </summary>
/// <param name="registryKey">The registry key to harvest.</param>
/// <param name="registryValues">The collected registry values.</param>
private static void HarvestRegistryKey(RegistryKey registryKey, ArrayList registryValues)
{
// harvest the sub-keys
foreach (string subKeyName in registryKey.GetSubKeyNames())
{
using (RegistryKey subKey = registryKey.OpenSubKey(subKeyName))
HarvestRegistryKey(subKey, registryValues);
}
string[] parts = GetPathParts(registryKey.Name);
RegistryRootType root;
switch (parts[0])
{
case "HKEY_CLASSES_ROOT":
root = RegistryRootType.HKCR;
break;
case "HKEY_CURRENT_USER":
root = RegistryRootType.HKCU;
break;
case "HKEY_LOCAL_MACHINE":
root = RegistryRootType.HKLM;
break;
case "HKEY_USERS":
root = RegistryRootType.HKU;
break;
default:
throw new InvalidOperationException(string.Format("Unexpected root."));
}
// harvest the values
foreach (string valueName in registryKey.GetValueNames())
{
var registryValue = new RegistryValue();
registryValue.Action = RegistryValue.ActionType.write;
registryValue.Root = root;
if (1 < parts.Length)
{
registryValue.Key = parts[1];
}
if (null != valueName && 0 < valueName.Length)
{
registryValue.Name = valueName;
}
object value = registryKey.GetValue(valueName);
if (value == null)
{
throw new InvalidOperationException(string.Format("Value is Null."));
}
if (value is byte[]) // binary
{
var hexadecimalValue = new StringBuilder();
// convert the byte array to hexadecimal
foreach (byte byteValue in (byte[])value)
{
hexadecimalValue.Append(byteValue.ToString("X2", CultureInfo.InvariantCulture.NumberFormat));
}
registryValue.Type = RegistryValue.TypeType.binary;
registryValue.Value = hexadecimalValue.ToString();
}
else if (value is int) // integer
{
registryValue.Type = RegistryValue.TypeType.integer;
registryValue.Value = ((int)value).ToString(CultureInfo.InvariantCulture);
}
else if (value is string[]) // multi-string
{
registryValue.Type = RegistryValue.TypeType.multiString;
foreach (string multiStringValueContent in (string[])value)
{
var multiStringValue = new MultiStringValue();
multiStringValue.Content = multiStringValueContent;
registryValue.AddChild(multiStringValue);
}
}
else if (value is string) // string, expandable (there is no way to differentiate a string and expandable value in .NET 1.1)
{
registryValue.Type = RegistryValue.TypeType.@string;
registryValue.Value = (string)value;
}
else
{
throw new InvalidOperationException(string.Format("Value is {0}.", value.GetType().AssemblyQualifiedName));
}
registryValues.Add(registryValue);
}
}
protected void Load(RegistryCaptureKey key, IParentElement component)
{
// Iterate.
foreach (RegistryCaptureKey subKey in key.SubKeys)
{
Load(subKey, component);
}
// Iterate over values.
foreach (RegistryCaptureValue value in key.Values)
{
// Add the common information.
RegistryValue registryValue = new RegistryValue();
if (!string.IsNullOrEmpty(value.Name))
{
registryValue.Name = value.Name;
}
registryValue.Action = RegistryValue.ActionType.write;
registryValue.Root = GetRegistryRoot(key.Root);
registryValue.Key = key.RootRelativePath;
// Add the type specific value.
if (value is RegistryCaptureStringValue)
{
registryValue.Type = RegistryValue.TypeType.@string;
registryValue.Value = GetValue((RegistryCaptureStringValue)value);
}
else if (value is RegistryCaptureDWordValue)
{
registryValue.Type = RegistryValue.TypeType.integer;
registryValue.Value = GetValue((RegistryCaptureDWordValue)value);
}
else if (value is RegistryCaptureBinaryValue)
{
registryValue.Type = RegistryValue.TypeType.binary;
registryValue.Value = GetValue((RegistryCaptureBinaryValue)value);
}
else if (value is RegistryCaptureExpandStringValue)
{
registryValue.Type = RegistryValue.TypeType.@string;
registryValue.Value = GetValue((RegistryCaptureExpandStringValue)value);
}
else if (value is RegistryCaptureMultiStringValue)
{
registryValue.Type = RegistryValue.TypeType.multiString;
foreach (string multiStringValueContent in ((RegistryCaptureMultiStringValue)value).Value)
{
MultiStringValue multiStringValue = new MultiStringValue();
multiStringValue.Content = multiStringValueContent;
registryValue.AddChild(multiStringValue);
}
}
else
{
registryValue.Type = RegistryValue.TypeType.@string;
registryValue.Value = GetValue(value);
}
component.AddChild(registryValue);
}
}
