void DecryptMember(object target, MemberInfo property)
{
var encryptedValue = property.GetValue(target);
if (encryptedValue == null)
return;
if (EncryptionService == null)
throw new InvalidOperationException(
String.Format("Cannot decrypt field {0} because no encryption service was configured.", property.Name));
if (encryptedValue is WireEncryptedString)
Decrypt((WireEncryptedString)encryptedValue);
else
{
property.SetValue(target, DecryptUserSpecifiedProperty(encryptedValue));
}
Log.Debug(property.Name + " decrypted successfully");
}
void DecryptMember(object target, MemberInfo property)
{
var encryptedValue = property.GetValue(target);
if (encryptedValue == null)
{
return;
}
var wireEncryptedString = encryptedValue as WireEncryptedString;
if (wireEncryptedString != null)
{
Decrypt(wireEncryptedString);
}
else
{
property.SetValue(target, DecryptUserSpecifiedProperty(encryptedValue));
}
Log.Debug(property.Name + " decrypted successfully");
}
void EncryptMember(object target, MemberInfo member)
{
var valueToEncrypt = member.GetValue(target);
if (valueToEncrypt == null)
{
return;
}
var wireEncryptedString = valueToEncrypt as WireEncryptedString;
if (wireEncryptedString != null)
{
var encryptedString = wireEncryptedString;
EncryptWireEncryptedString(encryptedString);
//we clear the properties to avoid having the extra data serialized
encryptedString.EncryptedBase64Value = null;
encryptedString.Base64Iv = null;
}
else
{
member.SetValue(target, EncryptUserSpecifiedProperty(valueToEncrypt));
}
Log.Debug(member.Name + " encrypted successfully");
}
void EncryptMember(object target, MemberInfo member)
{
var valueToEncrypt = member.GetValue(target);
if (valueToEncrypt == null)
return;
if (EncryptionService == null)
throw new InvalidOperationException(
String.Format("Cannot encrypt field {0} because no encryption service was configured.",
member.Name));
if (valueToEncrypt is WireEncryptedString)
{
var encryptedString = (WireEncryptedString)valueToEncrypt;
EncryptWireEncryptedString(encryptedString);
if (!ConfigureEncryption.EnsureCompatibilityWithNSB2)
{
//we clear the properties to avoid having the extra data serialized
encryptedString.EncryptedBase64Value = null;
encryptedString.Base64Iv = null;
}
}
else
{
member.SetValue(target, EncryptUserSpecifiedProperty(valueToEncrypt));
}
Log.Debug(member.Name + " encrypted successfully");
}
void DecryptMember(object target, MemberInfo property)
{
var encryptedValue = property.GetValue(target);
if (encryptedValue == null)
{
return;
}
if (EncryptionService == null)
{
throw new Exception(String.Format("Cannot decrypt field {0} because no encryption service was configured.", property.Name));
}
var wireEncryptedString = encryptedValue as WireEncryptedString;
if (wireEncryptedString != null)
{
Decrypt(wireEncryptedString);
}
else
{
property.SetValue(target, DecryptUserSpecifiedProperty(encryptedValue));
}
Log.Debug(property.Name + " decrypted successfully");
}
void EncryptMember(object target, MemberInfo member)
{
var valueToEncrypt = member.GetValue(target);
if (valueToEncrypt == null)
{
return;
}
if (EncryptionService == null)
{
throw new Exception(String.Format("Cannot encrypt field {0} because no encryption service was configured.",member.Name));
}
var wireEncryptedString = valueToEncrypt as WireEncryptedString;
if (wireEncryptedString != null)
{
var encryptedString = wireEncryptedString;
EncryptWireEncryptedString(encryptedString);
//we clear the properties to avoid having the extra data serialized
encryptedString.EncryptedBase64Value = null;
encryptedString.Base64Iv = null;
}
else
{
member.SetValue(target, EncryptUserSpecifiedProperty(valueToEncrypt));
}
Log.Debug(member.Name + " encrypted successfully");
}
private IRoot CreateEnumerableRoot(Theme theme, MemberInfo member, string caption, object view, List<Binding> bindings)
{
var rootAttribute = member.GetCustomAttribute<RootAttribute>();
var listAttribute = member.GetCustomAttribute<ListAttribute>();
var viewAttribute = member.GetCustomAttribute<ViewAttribute>();
Type elementType = listAttribute.ElementType;
if (elementType == null)
{
elementType = rootAttribute.ElementType;
}
SetDefaultConverter(view, member, "DataContext", new EnumerableConverter(), null, bindings);
var items = (IEnumerable)member.GetValue(view);
if (items == null)
throw new ArgumentNullException(member.Name, string.Format("Member of class {1} must have a value.", view.GetType().Name));
var genericType = items.GetType().GetGenericArguments().SingleOrDefault();
var isUIView = typeof(UIView).IsAssignableFrom(genericType);
var section = CreateEnumSection(theme, member, items, null, true, bindings);
var root = new RootElement(caption) { section };
root.Opaque = false;
root.ViewBinding.MemberInfo = member;
root.DataContext = items;
root.ViewBinding.DataContextCode = DataContextCode.Enumerable;
if (isUIView)
{
root.ViewBinding.ViewType = genericType;
root.ViewBinding.DataContextCode = DataContextCode.ViewEnumerable;
}
else if (viewAttribute != null && viewAttribute.ViewType != null)
{
root.ViewBinding.ViewType = viewAttribute.ViewType;
root.ViewBinding.DataContextCode = DataContextCode.ViewEnumerable;
}
if (rootAttribute != null && rootAttribute.ViewType != null)
{
root.ViewBinding.ViewType = rootAttribute.ViewType;
root.ViewBinding.DataContextCode = DataContextCode.ViewEnumerable;
}
if (listAttribute != null)
{
root.ViewBinding.ViewType = listAttribute.ViewType ?? root.ViewBinding.ViewType;
}
root.Theme.CellStyle = GetCellStyle(member, UITableViewCellStyle.Value1);
return root;
}
private ISection CreateEnumCollectionSection(MemberInfo member, string caption, object view, List<Binding> bindings)
{
Type memberType = GetTypeForMember(member);
object context = view;
var dataContext = view as IDataContext;
if (dataContext != null)
{
context = dataContext.DataContext;
}
SetDefaultConverter(view, member, "DataContext", new EnumCollectionConverter(), null, bindings);
member = GetMemberFromDataContext(member, ref context);
var csection = new Section() { IsMultiselect = true, Opaque = false };
var collection = member.GetValue(view);
if (collection == null)
{
var collectionType = typeof(EnumCollection<>);
var enumType = memberType.GetGenericArguments().FirstOrDefault();
Type[] generic = { enumType };
collection = Activator.CreateInstance(collectionType.MakeGenericType(generic));
member.SetValue(view, collection);
}
var index = 0;
var items = (EnumCollection)collection;
foreach (var item in items.Items)
{
var checkboxElement = new CheckboxElement(item.Description)
{
Item = item,
Index = index,
DataContext = item.IsChecked,
Group = item.GroupName
};
csection.Add(checkboxElement);
index++;
}
csection.DataContext = memberType;
csection.ViewBinding.DataContextCode = DataContextCode.EnumCollection;
return csection;
}
private ISection GetSectionElementForMember(Theme theme, object view, MemberInfo member, List<Binding> bindings)
{
var caption = GetCaption(member);
Type memberType = GetTypeForMember(member);
ISection section = null;
var isMultiselect = member.GetCustomAttribute<MultiSelectionAttribute>() != null;
var isSelect = member.GetCustomAttribute<SelectionAttribute>() != null;
if (memberType.IsEnum)
{
SetDefaultConverter(view, member, "DataContext", new EnumConverter(), memberType, bindings);
var pop = member.GetCustomAttribute<PopOnSelectionAttribute>() != null;
var currentValue = member.GetValue(view);
var enumValues = Enum.GetValues(memberType);
section = CreateEnumSection(theme, member, enumValues, currentValue, pop, bindings);
}
else if (typeof(EnumCollection).IsAssignableFrom(memberType))
{
section = CreateEnumCollectionSection(member, caption, view, bindings);
}
else if (isMultiselect)
{
section = CreateMultiselectCollectionSection(member, caption, view, bindings);
}
else if (isSelect)
{
section = CreateSelectCollectionSection(member, caption, view, bindings);
}
return section;
}
private IElement GetElementForMember(Theme theme, UIView view, MemberInfo member, List<Binding> bindings)
{
string caption = GetCaption(member);
IElement element = null;
var orderAttribute = member.GetCustomAttribute<OrderAttribute>();
Type memberType = GetTypeForMember(member);
if (!(member is MethodInfo))
{
var defaultValue = member.GetCustomAttribute<DefaultValueAttribute>();
if (defaultValue != null)
{
var propertyInfo = member as PropertyInfo;
var fieldInfo = member as FieldInfo;
if (propertyInfo != null && propertyInfo.CanWrite)
{
propertyInfo.SetValue(view, defaultValue.Value, null);
}
if (fieldInfo != null)
{
fieldInfo.SetValue(view, defaultValue.Value);
}
}
}
// get a single element
if(_ElementPropertyMap.ContainsKey(memberType))
{
element = _ElementPropertyMap[memberType](member, caption, view, bindings);
}
if (typeof(IElement).IsAssignableFrom(memberType))
{
var memberValue = member.GetValue(view) as IElement;
if (memberValue == null)
{
memberValue = Activator.CreateInstance(memberType) as IElement;
}
if (memberValue != null)
{
memberValue.Caption = caption;
}
element = memberValue;
}
if (element == null)
{
element = GetRootElementForMember(theme, view, member, bindings);
}
if (orderAttribute != null && element != null)
element.Order = orderAttribute.Order;
var dataContext = view as IDataContext;
if (dataContext != null && element.DataContext == null)
{
element.DataContext = dataContext.DataContext;
}
return element;
}
private IElement CreateIntElement(MemberInfo member, string caption, object view, List<Binding> bindings)
{
IElement element = null;
var entryAttribute = member.GetCustomAttribute<EntryAttribute>();
string placeholder = null;
var keyboardType = UIKeyboardType.NumberPad;
if(entryAttribute != null)
{
placeholder = entryAttribute.Placeholder;
if(entryAttribute.KeyboardType != UIKeyboardType.Default)
keyboardType = entryAttribute.KeyboardType;
element = new EntryElement(caption) { Placeholder = placeholder, KeyboardType = keyboardType};
}
else
{
element = new StringElement(caption) { DataContext = member.GetValue(view).ToString() };
}
SetDefaultConverter(view, member, "DataContext", new IntConverter(), null, bindings);
return element;
}
private void UpdateItem(ObjectOrValueNode node, MemberInfo info)
{
var newInstance = info.GetValue(node.Instance, null);
if (newInstance == null)
{
node.Members[info] = null;
}
else
{
var newItem = RegisterItem(newInstance, node);
node.Members[info] = newItem;
}
}
public IElement CreateEnumRoot(MemberInfo member, string caption, object view, List<Binding> bindings)
{
Type memberType = GetTypeForMember(member);
var currentValue = (int)member.GetValue(view);
SetDefaultConverter(member, "Value", new EnumConverter() { PropertyType = memberType }, bindings);
var pop = member.GetCustomAttribute<PopOnSelectionAttribute>() != null;
var enumValues = Enum.GetValues(memberType);
var csection = CreateEnumSection(Root, enumValues, currentValue, pop);
var element = new RootElement(caption) { csection };
element.Caption = caption;
element.ViewBinding.DataContext = memberType;
element.ViewBinding.DataContextCode = DataContextCode.Enum;
element.Opaque = false;
element.Theme = Theme.CreateTheme(Root.Theme);
element.Theme.CellStyle = UITableViewCellStyle.Value1;
var radioGroup = new RadioGroup(memberType.FullName, currentValue) { EnumType = memberType };
((IRoot)element).Groups.Add(radioGroup);
return element;
}
