public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value == null || ServiceLocator.Current == null)
{
return(Visibility.Visible);
}
IPermissionValidationInfo info = null;
if (value is IPermissionValidationInfo)
{
info = value as IPermissionValidationInfo;
}
if (value is IMenuInfo)
{
info = ((IMenuInfo)value).PermissionValidation;
}
if (info == null)
{
return(Visibility.Visible);
}
//var service = InternalShare.AuthenticationService;
//if (service != null && service.IsValid(info))
// return Visibility.Visible;
return(Visibility.Collapsed);
}
public virtual bool Validate(IPermissionValidationInfo validationInfo)
{
Guard.ArgumentIsNotNull(validationInfo, nameof(validationInfo));
if (IsAdaptFor(validationInfo))
{
return(Validate(validationInfo as TValidationInfo));
}
throw new NotSupportedException($"The Authentication Adapter {this.GetType().FullName} is not supporting {validationInfo.GetType().FullName}");
}
public bool IsValid(IPermissionValidationInfo info)
{
if (info == null)
{
return(true);
}
if (!IsAuthenticated)
{
return(false);
}
var adapters = this.Adapters.Where(a => a.IsAdaptFor(info)).ToList();
if (adapters.Count <= 0)
{
throw new InstanceNotFoundException($"Authentication Adapter for {info.GetType().FullName} is not found.");
}
return(adapters.Any(a => a.Validate(info)));
}
public virtual bool IsAdaptFor(IPermissionValidationInfo validationInfo) => validationInfo is TValidationInfo;
public RoleActionCommand(Action <object> executeAction, Func <object, bool> canExecuteAction,
IPermissionValidationInfo info) : base(executeAction, canExecuteAction)
{
PermissionInfo = info;
}