private SuppressingPiiContext(bool needPiiSuppression, PiiMap piiMap)
{
this.needPiiSuppression = needPiiSuppression;
this.piiMap = piiMap;
this.previousContext = SuppressingPiiContext.currentContext;
SuppressingPiiContext.currentContext = this;
}
public static object TryRedact(PropertyDefinition property, object original, PiiMap piiMap)
{
if (original == null)
{
return(original);
}
if (!SuppressingPiiProperty.Initialized || SuppressingPiiProperty.piiDataRedaction == null)
{
Type type = original.GetType();
if (type.IsValueType)
{
return(Activator.CreateInstance(type));
}
return(null);
}
else
{
if (!SuppressingPiiProperty.piiDataRedaction.Enable)
{
return(original);
}
object result = original;
MethodInfo redactor;
if (SuppressingPiiProperty.piiDataRedaction.TryGetRedactor(property, out redactor))
{
if (piiMap != null && !SuppressingPiiProperty.piiDataRedaction.NeedAddIntoPiiMap(property, original))
{
piiMap = null;
}
if (property.Type.IsArray)
{
result = SuppressingPiiProperty.RedactArray(original, redactor, piiMap);
}
else
{
result = SuppressingPiiProperty.RedactSingleOrListValue(original, redactor, piiMap);
}
}
return(result);
}
}
private static object RedactArray(object original, MethodInfo redactor, PiiMap piiMap)
{
object[] array = new object[3];
array[0] = original;
object[] array2 = array;
object result = redactor.Invoke(null, array2);
string[] array3 = (string[])array2[1];
string[] array4 = (string[])array2[2];
if (piiMap != null && array3 != null && array4 != null)
{
for (int i = 0; i < array3.Length; i++)
{
if (!string.IsNullOrEmpty(array3[i]))
{
piiMap[array4[i]] = array3[i];
}
}
}
return(result);
}
internal static IDisposable Create(bool needPiiSuppression, PiiMap piiMap)
{
return(new SuppressingPiiContext(needPiiSuppression, piiMap));
}
private static object RedactSingleValue(object original, MethodInfo redactor, PiiMap piiMap)
{
object[] array = new object[3];
array[0] = original;
object[] array2 = array;
object result = redactor.Invoke(null, array2);
string value = (string)array2[1];
string key = (string)array2[2];
if (piiMap != null && !string.IsNullOrEmpty(value))
{
piiMap[key] = value;
}
return(result);
}
private static object RedactSingleOrListValue(object original, MethodInfo redactor, PiiMap piiMap)
{
IList list = original as IList;
if (list != null)
{
bool flag = list is MultiValuedPropertyBase;
if (list.IsReadOnly)
{
if (!flag)
{
return(null);
}
((MultiValuedPropertyBase)list).SetIsReadOnly(false, null);
}
for (int i = 0; i < list.Count; i++)
{
object value = SuppressingPiiProperty.RedactSingleValue(list[i], redactor, piiMap);
if (flag && !(original is ProxyAddressCollection))
{
list.RemoveAt(i);
list.Insert(i, value);
}
else
{
list[i] = value;
}
}
}
else
{
original = SuppressingPiiProperty.RedactSingleValue(original, redactor, piiMap);
}
return(original);
}
