public void Bind(PropertyInfo property, BindingContext bindingContext)
{
var value = bindingContext.GetValue(property.Name);
if (value != null) return;
// boolean values like checkboxes don't appear unless checked, so set false by default
if (property.PropertyType == typeof(bool) && property.CanWrite)
{
property.SetValue(bindingContext.Target, false, null);
}
}
public virtual void UpdateFrom(BindingContext bindingContext)
{
foreach (var property in bindingContext.Target.GetType().GetProperties())
{
try
{
foreach (var binder in propertyBinders)
{
binder.Bind(property, bindingContext);
}
}
catch (Exception exception)
{
if (exception.InnerException is FormatException ||
exception.InnerException is IndexOutOfRangeException)
{
string key = BuildKeyForModelState(property, bindingContext.ObjectPrefix);
bindingContext.AddModelError(key, bindingContext.AttemptedValue, "Invalid value for {0}".With(property.Name));
bindingContext.ModelStateDictionary.SetModelValue(key, new ValueProviderResult(bindingContext.AttemptedValue, bindingContext.AttemptedValue, CultureInfo.CurrentCulture));
}
else if (exception is ValidationException)
{
string key = BuildKeyForModelState(property, bindingContext.ObjectPrefix);
bindingContext.AddModelError(key, bindingContext.AttemptedValue, exception.Message);
bindingContext.ModelStateDictionary.SetModelValue(key, new ValueProviderResult(bindingContext.AttemptedValue, bindingContext.AttemptedValue, CultureInfo.CurrentCulture));
}
else if (exception.InnerException is ValidationException)
{
string key = BuildKeyForModelState(property, bindingContext.ObjectPrefix);
bindingContext.AddModelError(key, bindingContext.AttemptedValue, exception.InnerException.Message);
bindingContext.ModelStateDictionary.SetModelValue(key, new ValueProviderResult(bindingContext.AttemptedValue, bindingContext.AttemptedValue, CultureInfo.CurrentCulture));
}
else
{
throw;
}
}
}
if (!bindingContext.ModelStateDictionary.IsValid)
{
throw new ValidationException("Bind Failed. See ModelStateDictionary for errors");
}
}
